Add Performance Support for Swift Package Manager (#8412)

* Create NanoPb code generation scripts (#8336)

* Create NanoPb code generation scripts

* Fix style and add README

* Fix copyright

* Update proto_generator.py

* Update README.md

* Create nanopb options file. (#8371)

* Create NanoPb code generation scripts

* Fix style and add README

* Fix copyright

* Update perf_metrics.options

* Update options with map

* Add generated proto files.

* Update imports.

* Convert Objective-C Classes to Nanopb (#8387)

* Convert all traces to nanopb

* Refactor for loop.

* Add set has_application_info to true.

* Incorporated comments.

* Fix style

* Create NanoPb code generation scripts (#8336)

* Create NanoPb code generation scripts

* Fix style and add README

* Fix copyright

* Update proto_generator.py

* Update README.md

* Create nanopb options file. (#8371)

* Create NanoPb code generation scripts

* Fix style and add README

* Fix copyright

* Update perf_metrics.options

* Update options with map

* Add generated proto files.

* Update imports.

* Convert Objective-C Classes to Nanopb (#8387)

* Convert all traces to nanopb

* Refactor for loop.

* Add set has_application_info to true.

* Incorporated comments.

* Fix style

* Fix style

* Convert nanopb struct to GDTCOREventDataObject and update the source code to use nanopb struct. (#8439)

* Convert all traces to nanopb

* Refactor for loop.

* WIP: nanopb conversion in FPRClient and FPREvent

* Update FPRClientTest.m

* Update FPRClient.m

* Update FPRClientTest.m

* Add set has_application_info to true.

* Remove proto imports.

* Set has_fields to be true in FPRTestUtils.m

* Completed GDTEvent conversion.

* Fix sampler tests.

* Fix style

* Refactor nanopb struct setter

* Fix style

* Fix pod-lib-lint failures.

* Update FPRClient with decoded string

* Set some "_has" fields to true.

* Add prefix to extern methods.

* Fix style.

* Update FPRClient to use trace.name without FPRDecodeString

* Fix style

* Incorporate comments.

* Integrate Performance with SPM (#8476)

* Convert all traces to nanopb

* Refactor for loop.

* WIP: nanopb conversion in FPRClient and FPREvent

* Update FPRClientTest.m

* Update FPRClient.m

* Update FPRClientTest.m

* Add set has_application_info to true.

* Remove proto imports.

* Set has_fields to be true in FPRTestUtils.m

* Completed GDTEvent conversion.

* Fix sampler tests.

* Fix style

* Refactor nanopb struct setter

* Fix style

* Fix pod-lib-lint failures.

* Update FPRClient with decoded string

* Set some "_has" fields to true.

* Add prefix to extern methods.

* Fix style.

* Update FPRClient to use trace.name without FPRDecodeString

* Fix style

* Update Package.swift

* Update Package.swift

* Update Package.swift

* Made SDK and unit tests buildable.

* Made all unit tests passing.

* Update keyWindow style.

* Add Performance to workflow.

* Update FPRUIViewControllerInstrument.h

* Incorporate comments.

* Add Performance to SwiftPMTests.

* Update style.

* Fix Unit tests and update workflow.

* Add FirebasePerformance wrapper

* Update import statement.

* Update style.

* Update performance.yml

* Create PerformanceUnit.xcscheme

* Update objc-module.m

* Update objc-module.m

* Updae objc-header.m

* Update objc-header.m

* Incorporate feedback.

* Update objc-header.m

* Organize folder structure to fix the spm tests.

* Update public import path

* Delete xcodebuild.log

* Update workflow files

* Fix failing swift-test for Perf SPM (#8507)

* Fix UIKit import

* Update FPRNetworkTraceTest.m

* Exclude TARGET_OS_MACCATALYST from objc header test

* Update main.swift

* Update main.swift

Co-authored-by: Paul Beusterien <paulbeusterien@google.com>

* Remove Protobuf dependency  (#8511)

* Remove protobuf dependency

* Update FirebasePerformance.podspec

* Incorporate comments.

* Update UIKit import

Co-authored-by: Paul Beusterien <paulbeusterien@google.com>

.github/workflows/performance.yml

@@ -74,6 +74,34 @@ jobs:
     - name: Test objc quickstart
       run: ([ -z $plist_secret ] || scripts/third_party/travis/retry.sh scripts/test_quickstart.sh Performance)
 
+  spm:
+    # Don't run on private repo unless it is a PR.
+    if: (github.repository == 'Firebase/firebase-ios-sdk' && github.event_name == 'schedule') || github.event_name == 'pull_request'
+    runs-on: macOS-latest
+    strategy:
+      matrix:
+        target: [iOS]
+    steps:
+    - uses: actions/checkout@v2
+    - name: Initialize xcodebuild
+      run: scripts/setup_spm_tests.sh
+    - name: Unit Tests
+      run: scripts/third_party/travis/retry.sh ./scripts/build.sh PerformanceUnit ${{ matrix.target }} spm
+
+  spm-cron:
+    # Don't run on private repo.
+    if: github.event_name == 'schedule' && github.repository == 'Firebase/firebase-ios-sdk'
+    runs-on: macOS-latest
+    strategy:
+      matrix:
+        target: [tvOS]
+    steps:
+    - uses: actions/checkout@v2
+    - name: Initialize xcodebuild
+      run: scripts/setup_spm_tests.sh
+    - name: Unit Tests
+      run: scripts/third_party/travis/retry.sh ./scripts/build.sh PerformanceUnit ${{ matrix.target }} spm
+
   catalyst:
     if: (github.repository == 'Firebase/firebase-ios-sdk' && github.event_name == 'schedule') || github.event_name == 'pull_request'
     runs-on: macOS-latest
@@ -94,3 +122,23 @@ jobs:
       run: scripts/setup_bundler.sh
     - name: Build and test
       run: scripts/third_party/travis/retry.sh pod spec lint FirebasePerformance.podspec --skip-tests --sources='https://github.com/firebase/SpecsTesting','https://github.com/firebase/SpecsDev.git','https://github.com/firebase/SpecsStaging.git','https://cdn.cocoapods.org/'
+
+  performance-cron-only:
+    # Don't run on private repo.
+    if: github.event_name == 'schedule' && github.repository == 'Firebase/firebase-ios-sdk'
+    runs-on: macos-latest
+    strategy:
+      matrix:
+        target: [ios, tvos]
+        flags: [
+          '--skip-tests --use-static-frameworks',
+          '--skip-tests --use-libraries'
+        ]
+    needs: pod-lib-lint
+    steps:
+    - uses: actions/checkout@v2
+    - name: Setup Bundler
+      run: scripts/setup_bundler.sh
+    - name: PodLibLint Performance Cron
+      run: |
+        scripts/third_party/travis/retry.sh scripts/pod_lib_lint.rb FirebasePerformance.podspec --platforms=${{ matrix.target }} ${{ matrix.flags }}

FirebasePerformance.podspec

@@ -28,8 +28,7 @@ Firebase Performance library to measure performance of Mobile and Web Apps.
 
   base_dir = "FirebasePerformance/"
   s.source_files = [
-    base_dir + 'Sources/**/*.[mh]',
-    base_dir + 'ProtoSupport/**/*.[mh]',
+    base_dir + 'Sources/**/*.[cmh]',
     'FirebaseCore/Sources/Private/*.h',
     'FirebaseInstallations/Source/Library/Private/*.h',
     'FirebaseRemoteConfig/Sources/Private/*.h',
@@ -40,9 +39,10 @@ Firebase Performance library to measure performance of Mobile and Web Apps.
     base_dir + 'Public/**/*.h',
   ]
 
-  s.public_header_files = base_dir + 'Sources/Public/*.h'
+  s.public_header_files = base_dir + 'Sources/Public/FirebasePerformance/*.h'
 
-  preprocessor_definitions = 'GPB_USE_PROTOBUF_FRAMEWORK_IMPORTS=1 ' + 'FIRPerformance_LIB_VERSION=' + String(s.version)
+  preprocessor_definitions = 'FIRPerformance_LIB_VERSION=' + String(s.version)
+  preprocessor_definitions += ' PB_FIELD_32BIT=1 PB_NO_PACKED_STRUCTS=1 PB_ENABLE_MALLOC=1'
   if ENV['FPR_UNSWIZZLE_AVAILABLE'] && ENV['FPR_UNSWIZZLE_AVAILABLE'] == '1' then
     preprocessor_definitions += ' UNSWIZZLE_AVAILABLE=1'
   end
@@ -64,14 +64,14 @@ Firebase Performance library to measure performance of Mobile and Web Apps.
   s.dependency 'GoogleUtilities/Environment', '~> 7.4'
   s.dependency 'GoogleUtilities/ISASwizzler', '~> 7.4'
   s.dependency 'GoogleUtilities/MethodSwizzler', '~> 7.4'
-  s.dependency 'Protobuf', '~> 3.15'
+  s.dependency 'nanopb', '~> 2.30908.0'
 
   s.test_spec 'unit' do |unit_tests|
     unit_tests.platforms = {:ios => ios_deployment_target, :tvos => tvos_deployment_target}
     unit_tests.scheme = { :code_coverage => true }
     unit_tests.source_files = [
       'FirebasePerformance/Tests/Unit/**/*.{m,h,plist}',
-      'GoogleDataTransport/GDTCORTests/Common/**/*.[hm]',
+      'SharedTestUtilities/*.[hm]',
     ]
     unit_tests.resources = ['FirebasePerformance/Tests/Unit/Server/*File']
     unit_tests.requires_arc = true

FirebasePerformance/CHANGELOG.md

@@ -1,3 +1,6 @@
+# Version 8.6.0
+* Add Firebase Performance support for Swift Package Manager. (#6528)
+
 # Version 8.2.0
 * Update log messages with proper log levels.
 * Fix empty values in `network_info.request_completed_time_us` field from the [data schema](https://firebase.google.com/docs/perf-mon/bigquery-export#detailed_data_schema).

FirebasePerformance/ProtoSupport/PerfMetric.pbobjc.h

@@ -1,1108 +0,0 @@
-// Copyright 2020 Google LLC
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-// Generated by the protocol buffer compiler.  DO NOT EDIT!
-// source: perf_metric.proto
-
-// This CPP symbol can be defined to use imports that match up to the framework
-// imports needed when using CocoaPods.
-#if !defined(GPB_USE_PROTOBUF_FRAMEWORK_IMPORTS)
- #define GPB_USE_PROTOBUF_FRAMEWORK_IMPORTS 0
-#endif
-
-#if GPB_USE_PROTOBUF_FRAMEWORK_IMPORTS
- #import <Protobuf/GPBProtocolBuffers.h>
-#else
- #import "GPBProtocolBuffers.h"
-#endif
-
-#if GOOGLE_PROTOBUF_OBJC_VERSION < 30004
-#error This file was generated by a newer version of protoc which is incompatible with your Protocol Buffer library sources.
-#endif
-#if 30004 < GOOGLE_PROTOBUF_OBJC_MIN_SUPPORTED_VERSION
-#error This file was generated by an older version of protoc which is incompatible with your Protocol Buffer library sources.
-#endif
-
-// @@protoc_insertion_point(imports)
-
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wdeprecated-declarations"
-
-CF_EXTERN_C_BEGIN
-
-@class FPRMSGAndroidApplicationInfo;
-@class FPRMSGAndroidMemoryReading;
-@class FPRMSGApplicationInfo;
-@class FPRMSGCpuMetricReading;
-@class FPRMSGGaugeMetadata;
-@class FPRMSGGaugeMetric;
-@class FPRMSGIosApplicationInfo;
-@class FPRMSGIosMemoryReading;
-@class FPRMSGNetworkConnectionInfo;
-@class FPRMSGNetworkRequestMetric;
-@class FPRMSGPerfSession;
-@class FPRMSGTraceMetric;
-@class FPRMSGTransportInfo;
-@class FPRMSGWebApplicationInfo;
-
-NS_ASSUME_NONNULL_BEGIN
-
-#pragma mark - Enum FPRMSGApplicationProcessState
-
-/** Metadata about the state of application process during metrics collection. */
-typedef GPB_ENUM(FPRMSGApplicationProcessState) {
-  /** Unspecified application process state. */
-  FPRMSGApplicationProcessState_ApplicationProcessStateUnknown = 0,
-
-  /** Application process was in foreground */
-  FPRMSGApplicationProcessState_Foreground = 1,
-
-  /** Application process was in background */
-  FPRMSGApplicationProcessState_Background = 2,
-
-  /**
-   * Application process was both in foreground and background for the duration
-   * of metrics collection.
-   **/
-  FPRMSGApplicationProcessState_ForegroundBackground = 3,
-};
-
-GPBEnumDescriptor *FPRMSGApplicationProcessState_EnumDescriptor(void);
-
-/**
- * Checks to see if the given value is defined by the enum or was not known at
- * the time this source was generated.
- **/
-BOOL FPRMSGApplicationProcessState_IsValidValue(int32_t value);
-
-#pragma mark - Enum FPRMSGSessionVerbosity
-
-/**
- * The level of detailed information that is captured in a Perf Session, known
- * as a session's verbosity. For different session we collect different levels
- * of detailed information (or none at all) to avoid penalizing the same device
- * constantly.
- **/
-typedef GPB_ENUM(FPRMSGSessionVerbosity) {
-  /** Session doesn't have detailed information. */
-  FPRMSGSessionVerbosity_SessionVerbosityNone = 0,
-
-  /**
-   * Session has gauges and system events information.
-   **/
-  FPRMSGSessionVerbosity_GaugesAndSystemEvents = 1,
-};
-
-GPBEnumDescriptor *FPRMSGSessionVerbosity_EnumDescriptor(void);
-
-/**
- * Checks to see if the given value is defined by the enum or was not known at
- * the time this source was generated.
- **/
-BOOL FPRMSGSessionVerbosity_IsValidValue(int32_t value);
-
-#pragma mark - Enum FPRMSGVisibilityState
-
-/** Visibility state for a web page. */
-typedef GPB_ENUM(FPRMSGVisibilityState) {
-  /** Unspecified visibility state. */
-  FPRMSGVisibilityState_VisibilityStateUnknown = 0,
-
-  /**
-   * The page is at least partially visible. In practice this means the page
-   * is in the foreground tab of a non-minimized window.
-   **/
-  FPRMSGVisibilityState_Visible = 1,
-
-  /** The page's content is not visible to the user. */
-  FPRMSGVisibilityState_Hidden = 2,
-
-  /** The page's content is being prerendered and is not visible to the user. */
-  FPRMSGVisibilityState_Prerender = 3,
-
-  /** The page is in the process of being unloaded from memory. */
-  FPRMSGVisibilityState_Unloaded = 4,
-};
-
-GPBEnumDescriptor *FPRMSGVisibilityState_EnumDescriptor(void);
-
-/**
- * Checks to see if the given value is defined by the enum or was not known at
- * the time this source was generated.
- **/
-BOOL FPRMSGVisibilityState_IsValidValue(int32_t value);
-
-#pragma mark - Enum FPRMSGServiceWorkerStatus
-
-/** Service worker status for a web page. */
-typedef GPB_ENUM(FPRMSGServiceWorkerStatus) {
-  /** Unspecified service worker status. */
-  FPRMSGServiceWorkerStatus_ServiceWorkerStatusUnknown = 0,
-
-  /** Service worker not supported by the browser. */
-  FPRMSGServiceWorkerStatus_Unsupported = 1,
-
-  /** Service worker controlled page. */
-  FPRMSGServiceWorkerStatus_Controlled = 2,
-
-  /** Page not controlled by a service worker. */
-  FPRMSGServiceWorkerStatus_Uncontrolled = 3,
-};
-
-GPBEnumDescriptor *FPRMSGServiceWorkerStatus_EnumDescriptor(void);
-
-/**
- * Checks to see if the given value is defined by the enum or was not known at
- * the time this source was generated.
- **/
-BOOL FPRMSGServiceWorkerStatus_IsValidValue(int32_t value);
-
-#pragma mark - Enum FPRMSGEffectiveConnectionType
-
-/**
- * Effective connection type for a web application, defined from
- * https://wicg.github.io/netinfo/#effective-connection-types
- **/
-typedef GPB_ENUM(FPRMSGEffectiveConnectionType) {
-  FPRMSGEffectiveConnectionType_EffectiveConnectionTypeUnknown = 0,
-
-  /** Maximum downlink speed 50kbs */
-  FPRMSGEffectiveConnectionType_EffectiveConnectionTypeSlow2G = 1,
-
-  /** Maximum downlink speed 70kbs */
-  FPRMSGEffectiveConnectionType_EffectiveConnectionType2G = 2,
-
-  /** Maximum downlink speed 700kbs */
-  FPRMSGEffectiveConnectionType_EffectiveConnectionType3G = 3,
-
-  /** Maximum downlink speed Infinity */
-  FPRMSGEffectiveConnectionType_EffectiveConnectionType4G = 4,
-};
-
-GPBEnumDescriptor *FPRMSGEffectiveConnectionType_EnumDescriptor(void);
-
-/**
- * Checks to see if the given value is defined by the enum or was not known at
- * the time this source was generated.
- **/
-BOOL FPRMSGEffectiveConnectionType_IsValidValue(int32_t value);
-
-#pragma mark - Enum FPRMSGNetworkRequestMetric_HttpMethod
-
-/**
- * Supported HTTP methods for aggregating network requests. All network
- * requests that can not be classified into the 9 methods below should be set
- * to HTTP_METHOD_UNKNOWN.
- **/
-typedef GPB_ENUM(FPRMSGNetworkRequestMetric_HttpMethod) {
-  FPRMSGNetworkRequestMetric_HttpMethod_HTTPMethodUnknown = 0,
-  FPRMSGNetworkRequestMetric_HttpMethod_Get = 1,
-  FPRMSGNetworkRequestMetric_HttpMethod_Put = 2,
-  FPRMSGNetworkRequestMetric_HttpMethod_Post = 3,
-  FPRMSGNetworkRequestMetric_HttpMethod_Delete = 4,
-  FPRMSGNetworkRequestMetric_HttpMethod_Head = 5,
-  FPRMSGNetworkRequestMetric_HttpMethod_Patch = 6,
-  FPRMSGNetworkRequestMetric_HttpMethod_Options = 7,
-  FPRMSGNetworkRequestMetric_HttpMethod_Trace = 8,
-  FPRMSGNetworkRequestMetric_HttpMethod_Connect = 9,
-};
-
-GPBEnumDescriptor *FPRMSGNetworkRequestMetric_HttpMethod_EnumDescriptor(void);
-
-/**
- * Checks to see if the given value is defined by the enum or was not known at
- * the time this source was generated.
- **/
-BOOL FPRMSGNetworkRequestMetric_HttpMethod_IsValidValue(int32_t value);
-
-#pragma mark - Enum FPRMSGNetworkRequestMetric_NetworkClientErrorReason
-
-/** Info about the type of client error during network call. */
-typedef GPB_ENUM(FPRMSGNetworkRequestMetric_NetworkClientErrorReason) {
-  /** Unspecified Network Client Error Reason. */
-  FPRMSGNetworkRequestMetric_NetworkClientErrorReason_NetworkClientErrorReasonUnknown = 0,
-
-  /** No attempt made to classify the error. */
-  FPRMSGNetworkRequestMetric_NetworkClientErrorReason_GenericClientError = 1,
-};
-
-GPBEnumDescriptor *FPRMSGNetworkRequestMetric_NetworkClientErrorReason_EnumDescriptor(void);
-
-/**
- * Checks to see if the given value is defined by the enum or was not known at
- * the time this source was generated.
- **/
-BOOL FPRMSGNetworkRequestMetric_NetworkClientErrorReason_IsValidValue(int32_t value);
-
-#pragma mark - Enum FPRMSGNetworkConnectionInfo_NetworkType
-
-typedef GPB_ENUM(FPRMSGNetworkConnectionInfo_NetworkType) {
-  FPRMSGNetworkConnectionInfo_NetworkType_None = -1,
-  FPRMSGNetworkConnectionInfo_NetworkType_Mobile = 0,
-  FPRMSGNetworkConnectionInfo_NetworkType_Wifi = 1,
-  FPRMSGNetworkConnectionInfo_NetworkType_MobileMms = 2,
-  FPRMSGNetworkConnectionInfo_NetworkType_MobileSupl = 3,
-  FPRMSGNetworkConnectionInfo_NetworkType_MobileDun = 4,
-  FPRMSGNetworkConnectionInfo_NetworkType_MobileHipri = 5,
-  FPRMSGNetworkConnectionInfo_NetworkType_Wimax = 6,
-  FPRMSGNetworkConnectionInfo_NetworkType_Bluetooth = 7,
-  FPRMSGNetworkConnectionInfo_NetworkType_Dummy = 8,
-  FPRMSGNetworkConnectionInfo_NetworkType_Ethernet = 9,
-  FPRMSGNetworkConnectionInfo_NetworkType_MobileFota = 10,
-  FPRMSGNetworkConnectionInfo_NetworkType_MobileIms = 11,
-  FPRMSGNetworkConnectionInfo_NetworkType_MobileCbs = 12,
-  FPRMSGNetworkConnectionInfo_NetworkType_WifiP2P = 13,
-  FPRMSGNetworkConnectionInfo_NetworkType_MobileIa = 14,
-  FPRMSGNetworkConnectionInfo_NetworkType_MobileEmergency = 15,
-  FPRMSGNetworkConnectionInfo_NetworkType_Proxy = 16,
-  FPRMSGNetworkConnectionInfo_NetworkType_Vpn = 17,
-};
-
-GPBEnumDescriptor *FPRMSGNetworkConnectionInfo_NetworkType_EnumDescriptor(void);
-
-/**
- * Checks to see if the given value is defined by the enum or was not known at
- * the time this source was generated.
- **/
-BOOL FPRMSGNetworkConnectionInfo_NetworkType_IsValidValue(int32_t value);
-
-#pragma mark - Enum FPRMSGNetworkConnectionInfo_MobileSubtype
-
-typedef GPB_ENUM(FPRMSGNetworkConnectionInfo_MobileSubtype) {
-  FPRMSGNetworkConnectionInfo_MobileSubtype_UnknownMobileSubtype = 0,
-  FPRMSGNetworkConnectionInfo_MobileSubtype_Gprs = 1,
-  FPRMSGNetworkConnectionInfo_MobileSubtype_Edge = 2,
-  FPRMSGNetworkConnectionInfo_MobileSubtype_Umts = 3,
-  FPRMSGNetworkConnectionInfo_MobileSubtype_Cdma = 4,
-  FPRMSGNetworkConnectionInfo_MobileSubtype_Evdo0 = 5,
-  FPRMSGNetworkConnectionInfo_MobileSubtype_EvdoA = 6,
-  FPRMSGNetworkConnectionInfo_MobileSubtype_Rtt = 7,
-  FPRMSGNetworkConnectionInfo_MobileSubtype_Hsdpa = 8,
-  FPRMSGNetworkConnectionInfo_MobileSubtype_Hsupa = 9,
-  FPRMSGNetworkConnectionInfo_MobileSubtype_Hspa = 10,
-  FPRMSGNetworkConnectionInfo_MobileSubtype_Iden = 11,
-  FPRMSGNetworkConnectionInfo_MobileSubtype_EvdoB = 12,
-  FPRMSGNetworkConnectionInfo_MobileSubtype_Lte = 13,
-  FPRMSGNetworkConnectionInfo_MobileSubtype_Ehrpd = 14,
-  FPRMSGNetworkConnectionInfo_MobileSubtype_Hspap = 15,
-  FPRMSGNetworkConnectionInfo_MobileSubtype_Gsm = 16,
-  FPRMSGNetworkConnectionInfo_MobileSubtype_TdScdma = 17,
-  FPRMSGNetworkConnectionInfo_MobileSubtype_Iwlan = 18,
-  FPRMSGNetworkConnectionInfo_MobileSubtype_LteCa = 19,
-
-  /**
-   * COMBINED has value -1 in NetworkIdentity.java, but is given the value
-   * 100 here to save (disk) space. The value -1 takes up the full 10 bytes in
-   * a varint for enums, but the value 100 only takes up 1 byte.
-   **/
-  FPRMSGNetworkConnectionInfo_MobileSubtype_Combined = 100,
-};
-
-GPBEnumDescriptor *FPRMSGNetworkConnectionInfo_MobileSubtype_EnumDescriptor(void);
-
-/**
- * Checks to see if the given value is defined by the enum or was not known at
- * the time this source was generated.
- **/
-BOOL FPRMSGNetworkConnectionInfo_MobileSubtype_IsValidValue(int32_t value);
-
-#pragma mark - Enum FPRMSGTransportInfo_DispatchDestination
-
-/** Dispatch destination for the event. */
-typedef GPB_ENUM(FPRMSGTransportInfo_DispatchDestination) {
-  /** Reserved */
-  FPRMSGTransportInfo_DispatchDestination_SourceUnknown = 0,
-
-  /** Firelog legacy endpoint */
-  FPRMSGTransportInfo_DispatchDestination_FlLegacyV1 = 1,
-};
-
-GPBEnumDescriptor *FPRMSGTransportInfo_DispatchDestination_EnumDescriptor(void);
-
-/**
- * Checks to see if the given value is defined by the enum or was not known at
- * the time this source was generated.
- **/
-BOOL FPRMSGTransportInfo_DispatchDestination_IsValidValue(int32_t value);
-
-#pragma mark - FPRMSGPerfMetricRoot
-
-/**
- * Exposes the extension registry for this file.
- *
- * The base class provides:
- * @code
- *   + (GPBExtensionRegistry *)extensionRegistry;
- * @endcode
- * which is a @c GPBExtensionRegistry that includes all the extensions defined by
- * this file and all files that it depends on.
- **/
-GPB_FINAL @interface FPRMSGPerfMetricRoot : GPBRootObject
-@end
-
-#pragma mark - FPRMSGPerfMetric
-
-typedef GPB_ENUM(FPRMSGPerfMetric_FieldNumber) {
-  FPRMSGPerfMetric_FieldNumber_ApplicationInfo = 1,
-  FPRMSGPerfMetric_FieldNumber_TraceMetric = 2,
-  FPRMSGPerfMetric_FieldNumber_NetworkRequestMetric = 3,
-  FPRMSGPerfMetric_FieldNumber_GaugeMetric = 4,
-  FPRMSGPerfMetric_FieldNumber_TransportInfo = 5,
-};
-
-/**
- * Single unit of performance data collected from firebase integrated 3P apps by
- * the firebase performance sdk. This will be an an extension to
- * GWSLogEntryProto and will correspond to one record in the RecordIO logs
- * generated by clearcut. Every firebase performance related event logged to
- * clearcut/Firelog by the sdk will encapsulate one instance of this object.
- *
- * Next tag: 6
- **/
-GPB_FINAL @interface FPRMSGPerfMetric : GPBMessage
-
-/**
- * Additional metadata about an application and its state (including state of
- * the device at runtime) that is not provided by clearcut.
- **/
-@property(nonatomic, readwrite, strong, null_resettable) FPRMSGApplicationInfo *applicationInfo;
-/** Test to see if @c applicationInfo has been set. */
-@property(nonatomic, readwrite) BOOL hasApplicationInfo;
-
-/**
- * A metric which represents the performance statistics collected within an
- * instrumented trace.
- **/
-@property(nonatomic, readwrite, strong, null_resettable) FPRMSGTraceMetric *traceMetric;
-/** Test to see if @c traceMetric has been set. */
-@property(nonatomic, readwrite) BOOL hasTraceMetric;
-
-/**
- * A metric which represents the network latency, bandwidth and network
- * connection info about a network request captured by the firebase sdk.
- **/
-@property(nonatomic, readwrite, strong, null_resettable) FPRMSGNetworkRequestMetric *networkRequestMetric;
-/** Test to see if @c networkRequestMetric has been set. */
-@property(nonatomic, readwrite) BOOL hasNetworkRequestMetric;
-
-/**
- * A metric which represents session gauges, such as cpu, memory, battery,
- * within a session.
- **/
-@property(nonatomic, readwrite, strong, null_resettable) FPRMSGGaugeMetric *gaugeMetric;
-/** Test to see if @c gaugeMetric has been set. */
-@property(nonatomic, readwrite) BOOL hasGaugeMetric;
-
-/**
- * A metric which represents the transport related information.
- * When transport_info field is empty, it means the message is from clearcut.
- **/
-@property(nonatomic, readwrite, strong, null_resettable) FPRMSGTransportInfo *transportInfo;
-/** Test to see if @c transportInfo has been set. */
-@property(nonatomic, readwrite) BOOL hasTransportInfo;
-
-@end
-
-#pragma mark - FPRMSGTraceMetric
-
-typedef GPB_ENUM(FPRMSGTraceMetric_FieldNumber) {
-  FPRMSGTraceMetric_FieldNumber_Name = 1,
-  FPRMSGTraceMetric_FieldNumber_IsAuto = 2,
-  FPRMSGTraceMetric_FieldNumber_ClientStartTimeUs = 4,
-  FPRMSGTraceMetric_FieldNumber_DurationUs = 5,
-  FPRMSGTraceMetric_FieldNumber_Counters = 6,
-  FPRMSGTraceMetric_FieldNumber_SubtracesArray = 7,
-  FPRMSGTraceMetric_FieldNumber_CustomAttributes = 8,
-  FPRMSGTraceMetric_FieldNumber_PerfSessionsArray = 9,
-};
-
-/**
- * Metric which represents everything collected in the span of a trace. A trace
- * may be further divided into subtraces.
- * The trace can either be a default out of the box trace which is a
- * part of the default instrumentation provided by the firebase performance sdk
- * or a custom trace instrumented by the app developer using the sdk apis.
- *
- * Next tag: 10
- **/
-GPB_FINAL @interface FPRMSGTraceMetric : GPBMessage
-
-/**
- * The name of the trace. This could either be a user defined name for the
- * developer instrumented custom traces or a default for traces automatically
- * instrumented by the Firebase Performance SDK. The max length of 64
- * characters will be enforced by the sdk.
- **/
-@property(nonatomic, readwrite, copy, null_resettable) NSString *name;
-/** Test to see if @c name has been set. */
-@property(nonatomic, readwrite) BOOL hasName;
-
-/**
- * If true, then this is considered to be a trace automatically instrumented
- * by the performance sdk. Otherwise, it is considered to be a custom trace
- * instrumented by the developer using firebase perf sdk apis.
- **/
-@property(nonatomic, readwrite) BOOL isAuto;
-
-@property(nonatomic, readwrite) BOOL hasIsAuto;
-/**
- * The timestamp in microseconds since epoch when the trace was started. This
- * time is recorded using the device clock.
- **/
-@property(nonatomic, readwrite) int64_t clientStartTimeUs;
-
-@property(nonatomic, readwrite) BOOL hasClientStartTimeUs;
-/** The duration of the trace in microseconds. */
-@property(nonatomic, readwrite) int64_t durationUs;
-
-@property(nonatomic, readwrite) BOOL hasDurationUs;
-/** A map of custom or default counter names to values. */
-@property(nonatomic, readwrite, strong, null_resettable) GPBStringInt64Dictionary *counters;
-/** The number of items in @c counters without causing the array to be created. */
-@property(nonatomic, readonly) NSUInteger counters_Count;
-
-/**
- * The following restrictions are currently enforced by the sdk on subtraces:
- * Subtraces should only have 1 level of nesting.
- * Subtraces should be non overlapping.
- * Subtraces should be continuous, i.e no gaps between consecutive subtraces.
- **/
-@property(nonatomic, readwrite, strong, null_resettable) NSMutableArray<FPRMSGTraceMetric*> *subtracesArray;
-/** The number of items in @c subtracesArray without causing the array to be created. */
-@property(nonatomic, readonly) NSUInteger subtracesArray_Count;
-
-/** A map of trace-level custom attribute names to values. */
-@property(nonatomic, readwrite, strong, null_resettable) NSMutableDictionary<NSString*, NSString*> *customAttributes;
-/** The number of items in @c customAttributes without causing the array to be created. */
-@property(nonatomic, readonly) NSUInteger customAttributes_Count;
-
-/**
- * Sessions across which the trace spanned. A session lasts from one
- * change in the app state (foreground/background) to the next. Basically
- * every foreground and background session gets it's own session id. A trace
- * may span across multiple such sessions. So we need a list to identify which
- * sessions it spanned across.
- **/
-@property(nonatomic, readwrite, strong, null_resettable) NSMutableArray<FPRMSGPerfSession*> *perfSessionsArray;
-/** The number of items in @c perfSessionsArray without causing the array to be created. */
-@property(nonatomic, readonly) NSUInteger perfSessionsArray_Count;
-
-@end
-
-#pragma mark - FPRMSGNetworkRequestMetric
-
-typedef GPB_ENUM(FPRMSGNetworkRequestMetric_FieldNumber) {
-  FPRMSGNetworkRequestMetric_FieldNumber_URL = 1,
-  FPRMSGNetworkRequestMetric_FieldNumber_HTTPMethod = 2,
-  FPRMSGNetworkRequestMetric_FieldNumber_RequestPayloadBytes = 3,
-  FPRMSGNetworkRequestMetric_FieldNumber_ResponsePayloadBytes = 4,
-  FPRMSGNetworkRequestMetric_FieldNumber_HTTPResponseCode = 5,
-  FPRMSGNetworkRequestMetric_FieldNumber_ResponseContentType = 6,
-  FPRMSGNetworkRequestMetric_FieldNumber_ClientStartTimeUs = 7,
-  FPRMSGNetworkRequestMetric_FieldNumber_TimeToRequestCompletedUs = 8,
-  FPRMSGNetworkRequestMetric_FieldNumber_TimeToResponseInitiatedUs = 9,
-  FPRMSGNetworkRequestMetric_FieldNumber_TimeToResponseCompletedUs = 10,
-  FPRMSGNetworkRequestMetric_FieldNumber_NetworkClientErrorReason = 11,
-  FPRMSGNetworkRequestMetric_FieldNumber_CustomAttributes = 12,
-  FPRMSGNetworkRequestMetric_FieldNumber_PerfSessionsArray = 13,
-};
-
-/**
- * Metric which represents the latency, bandwidth consumption and other details
- * about a network request captured by the firebase sdk.
- *
- * Next tag: 14
- **/
-GPB_FINAL @interface FPRMSGNetworkRequestMetric : GPBMessage
-
-/**
- * The parameterless url to which the network request was made. The sdk will
- * redact the unnecessary components of the URL and only log the components
- * which are useful. For a url of the form
- * scheme://host[:port]/path[?params][#fragment], the sdk should only log
- * scheme://host[:port]/path
- * Example:
- * Captured Url: https://wwww.google.com/maps/cities#seattle?id=123
- * Logged Url: https://wwww.google.com/maps/cities
- **/
-@property(nonatomic, readwrite, copy, null_resettable) NSString *URL;
-/** Test to see if @c URL has been set. */
-@property(nonatomic, readwrite) BOOL hasURL;
-
-/**
- * The HTTP verb for the network request. Common values include GET,
- * PUT, POST and DELETE
- **/
-@property(nonatomic, readwrite) FPRMSGNetworkRequestMetric_HttpMethod HTTPMethod;
-
-@property(nonatomic, readwrite) BOOL hasHTTPMethod;
-/** The size of the payload in the request. */
-@property(nonatomic, readwrite) int64_t requestPayloadBytes;
-
-@property(nonatomic, readwrite) BOOL hasRequestPayloadBytes;
-/** The size of the payload in the response. */
-@property(nonatomic, readwrite) int64_t responsePayloadBytes;
-
-@property(nonatomic, readwrite) BOOL hasResponsePayloadBytes;
-/**
- * The client error received from the networking library.
- * Do not record a client error if we have HTTP response code available.
- **/
-@property(nonatomic, readwrite) FPRMSGNetworkRequestMetric_NetworkClientErrorReason networkClientErrorReason;
-
-@property(nonatomic, readwrite) BOOL hasNetworkClientErrorReason;
-/** The Http response code received from the server. */
-@property(nonatomic, readwrite) int32_t HTTPResponseCode;
-
-@property(nonatomic, readwrite) BOOL hasHTTPResponseCode;
-/** The value of the content type header in the response. */
-@property(nonatomic, readwrite, copy, null_resettable) NSString *responseContentType;
-/** Test to see if @c responseContentType has been set. */
-@property(nonatomic, readwrite) BOOL hasResponseContentType;
-
-/**
- * The timestamp in microseconds since epoch when the network request was
- * initiated. This time is recorded using the device clock.
- **/
-@property(nonatomic, readwrite) int64_t clientStartTimeUs;
-
-@property(nonatomic, readwrite) BOOL hasClientStartTimeUs;
-/**
- * The time in microseconds since the start of the network request and the
- * upload of the last request byte.
- **/
-@property(nonatomic, readwrite) int64_t timeToRequestCompletedUs;
-
-@property(nonatomic, readwrite) BOOL hasTimeToRequestCompletedUs;
-/**
- * The time in microseconds between the start of the network request and the
- * receipt of the first byte of the response headers.
- **/
-@property(nonatomic, readwrite) int64_t timeToResponseInitiatedUs;
-
-@property(nonatomic, readwrite) BOOL hasTimeToResponseInitiatedUs;
-/**
- * The time in microseconds between the start of the network request and the
- * receipt of the last response byte.
- **/
-@property(nonatomic, readwrite) int64_t timeToResponseCompletedUs;
-
-@property(nonatomic, readwrite) BOOL hasTimeToResponseCompletedUs;
-/** A map of network-level custom attribute names to values. */
-@property(nonatomic, readwrite, strong, null_resettable) NSMutableDictionary<NSString*, NSString*> *customAttributes;
-/** The number of items in @c customAttributes without causing the array to be created. */
-@property(nonatomic, readonly) NSUInteger customAttributes_Count;
-
-/**
- * Sessions across which the network request spanned. A session lasts
- * from one change in the app state (foreground/background) to the next.
- * Basically every foreground and background session gets it's own session id.
- * A network request may span across multiple such sessions. So we need a list
- * to identify which sessions it spanned across.
- **/
-@property(nonatomic, readwrite, strong, null_resettable) NSMutableArray<FPRMSGPerfSession*> *perfSessionsArray;
-/** The number of items in @c perfSessionsArray without causing the array to be created. */
-@property(nonatomic, readonly) NSUInteger perfSessionsArray_Count;
-
-@end
-
-#pragma mark - FPRMSGPerfSession
-
-typedef GPB_ENUM(FPRMSGPerfSession_FieldNumber) {
-  FPRMSGPerfSession_FieldNumber_SessionId = 1,
-  FPRMSGPerfSession_FieldNumber_SessionVerbosityArray = 2,
-};
-
-/**
- * Metadata about a session and the amount of detail information it contains.
- **/
-GPB_FINAL @interface FPRMSGPerfSession : GPBMessage
-
-/** The id of a session. */
-@property(nonatomic, readwrite, copy, null_resettable) NSString *sessionId;
-/** Test to see if @c sessionId has been set. */
-@property(nonatomic, readwrite) BOOL hasSessionId;
-
-/** The level of amount of detailed information that this session captures. */
-// |sessionVerbosityArray| contains |FPRMSGSessionVerbosity|
-@property(nonatomic, readwrite, strong, null_resettable) GPBEnumArray *sessionVerbosityArray;
-/** The number of items in @c sessionVerbosityArray without causing the array to be created. */
-@property(nonatomic, readonly) NSUInteger sessionVerbosityArray_Count;
-
-@end
-
-#pragma mark - FPRMSGGaugeMetric
-
-typedef GPB_ENUM(FPRMSGGaugeMetric_FieldNumber) {
-  FPRMSGGaugeMetric_FieldNumber_SessionId = 1,
-  FPRMSGGaugeMetric_FieldNumber_CpuMetricReadingsArray = 2,
-  FPRMSGGaugeMetric_FieldNumber_GaugeMetadata = 3,
-  FPRMSGGaugeMetric_FieldNumber_AndroidMemoryReadingsArray = 4,
-  FPRMSGGaugeMetric_FieldNumber_IosMemoryReadingsArray = 5,
-};
-
-/**
- * Metric which represents gauges collected during the span of a session,
- * including cpu, memory, battery, etc.
- * The gauges will be collected by our own sdk and be purely numeric readings,
- * user cannot pass any information here, so cannot contain PIIs.
- *
- * Next tag: 6
- **/
-GPB_FINAL @interface FPRMSGGaugeMetric : GPBMessage
-
-/**
- * Identifier of the session in which this gauge reading takes place.
- * A session_id is specific to a device instance, and is used to tie gauge
- * metrics to other peer traces and network requests that occurs during
- * the session.
- **/
-@property(nonatomic, readwrite, copy, null_resettable) NSString *sessionId;
-/** Test to see if @c sessionId has been set. */
-@property(nonatomic, readwrite) BOOL hasSessionId;
-
-/** Metadata of gauge metrics whose value stay constant throughout the session. */
-@property(nonatomic, readwrite, strong, null_resettable) FPRMSGGaugeMetadata *gaugeMetadata;
-/** Test to see if @c gaugeMetadata has been set. */
-@property(nonatomic, readwrite) BOOL hasGaugeMetadata;
-
-/** List of cpu gauge readings recorded in the session. */
-@property(nonatomic, readwrite, strong, null_resettable) NSMutableArray<FPRMSGCpuMetricReading*> *cpuMetricReadingsArray;
-/** The number of items in @c cpuMetricReadingsArray without causing the array to be created. */
-@property(nonatomic, readonly) NSUInteger cpuMetricReadingsArray_Count;
-
-/** List of Android memory readings recorded, absent for iOS apps. */
-@property(nonatomic, readwrite, strong, null_resettable) NSMutableArray<FPRMSGAndroidMemoryReading*> *androidMemoryReadingsArray;
-/** The number of items in @c androidMemoryReadingsArray without causing the array to be created. */
-@property(nonatomic, readonly) NSUInteger androidMemoryReadingsArray_Count;
-
-/** List of iOS memory readings recorded, absent for Android apps. */
-@property(nonatomic, readwrite, strong, null_resettable) NSMutableArray<FPRMSGIosMemoryReading*> *iosMemoryReadingsArray;
-/** The number of items in @c iosMemoryReadingsArray without causing the array to be created. */
-@property(nonatomic, readonly) NSUInteger iosMemoryReadingsArray_Count;
-
-@end
-
-#pragma mark - FPRMSGCpuMetricReading
-
-typedef GPB_ENUM(FPRMSGCpuMetricReading_FieldNumber) {
-  FPRMSGCpuMetricReading_FieldNumber_ClientTimeUs = 1,
-  FPRMSGCpuMetricReading_FieldNumber_UserTimeUs = 2,
-  FPRMSGCpuMetricReading_FieldNumber_SystemTimeUs = 3,
-};
-
-/**
- * One reading of cpu gauge metric.
- *
- * Next tag: 4
- **/
-GPB_FINAL @interface FPRMSGCpuMetricReading : GPBMessage
-
-/**
- * The timestamp in microseconds since epoch when this snapshot took place.
- * This time is recorded using the device clock.
- **/
-@property(nonatomic, readwrite) int64_t clientTimeUs;
-
-@property(nonatomic, readwrite) BOOL hasClientTimeUs;
-/** The total user cpu time since process started in microseconds. */
-@property(nonatomic, readwrite) int64_t userTimeUs;
-
-@property(nonatomic, readwrite) BOOL hasUserTimeUs;
-/** The total system cpu time since process started in microseconds. */
-@property(nonatomic, readwrite) int64_t systemTimeUs;
-
-@property(nonatomic, readwrite) BOOL hasSystemTimeUs;
-@end
-
-#pragma mark - FPRMSGIosMemoryReading
-
-typedef GPB_ENUM(FPRMSGIosMemoryReading_FieldNumber) {
-  FPRMSGIosMemoryReading_FieldNumber_ClientTimeUs = 1,
-  FPRMSGIosMemoryReading_FieldNumber_UsedAppHeapMemoryKb = 2,
-  FPRMSGIosMemoryReading_FieldNumber_FreeAppHeapMemoryKb = 3,
-};
-
-/**
- * One reading of iOS memory gauge metric.
- *
- * Next tag: 4
- **/
-GPB_FINAL @interface FPRMSGIosMemoryReading : GPBMessage
-
-/**
- * The timestamp in microseconds since epoch when this snapshot took place.
- * This time is recorded using the device clock.
- **/
-@property(nonatomic, readwrite) int64_t clientTimeUs;
-
-@property(nonatomic, readwrite) BOOL hasClientTimeUs;
-/** The amount of heap memory that the app is using, in kilobytes. */
-@property(nonatomic, readwrite) int32_t usedAppHeapMemoryKb;
-
-@property(nonatomic, readwrite) BOOL hasUsedAppHeapMemoryKb;
-/** The amount of heap memory that is free for the app to use, in kilobytes. */
-@property(nonatomic, readwrite) int32_t freeAppHeapMemoryKb;
-
-@property(nonatomic, readwrite) BOOL hasFreeAppHeapMemoryKb;
-@end
-
-#pragma mark - FPRMSGAndroidMemoryReading
-
-typedef GPB_ENUM(FPRMSGAndroidMemoryReading_FieldNumber) {
-  FPRMSGAndroidMemoryReading_FieldNumber_ClientTimeUs = 1,
-  FPRMSGAndroidMemoryReading_FieldNumber_UsedAppJavaHeapMemoryKb = 2,
-};
-
-/**
- * One reading of Android memory gauge metric.
- * Note that this is cheap-to-capture memory reading, which is different from
- * application's summary of memory usage (expensive to capture). Summary of
- * memory usage will be captured at a much lower frequency in a different proto.
- *
- * Next tag: 3
- **/
-GPB_FINAL @interface FPRMSGAndroidMemoryReading : GPBMessage
-
-/**
- * The timestamp in microseconds since epoch when this snapshot took place.
- * This time is recorded using the device clock.
- **/
-@property(nonatomic, readwrite) int64_t clientTimeUs;
-
-@property(nonatomic, readwrite) BOOL hasClientTimeUs;
-/** The amount of java heap memory that the app is using, in kilobytes. */
-@property(nonatomic, readwrite) int32_t usedAppJavaHeapMemoryKb;
-
-@property(nonatomic, readwrite) BOOL hasUsedAppJavaHeapMemoryKb;
-@end
-
-#pragma mark - FPRMSGGaugeMetadata
-
-typedef GPB_ENUM(FPRMSGGaugeMetadata_FieldNumber) {
-  FPRMSGGaugeMetadata_FieldNumber_ProcessName = 1,
-  FPRMSGGaugeMetadata_FieldNumber_CpuClockRateKhz = 2,
-  FPRMSGGaugeMetadata_FieldNumber_DeviceRamSizeKb = 3,
-  FPRMSGGaugeMetadata_FieldNumber_MaxAppJavaHeapMemoryKb = 4,
-  FPRMSGGaugeMetadata_FieldNumber_MaxEncouragedAppJavaHeapMemoryKb = 5,
-  FPRMSGGaugeMetadata_FieldNumber_CpuProcessorCount = 6,
-};
-
-/**
- * Metadata about gauges of a session.
- * These are the gauge values that stay constant throughout the entire session.
- * Examples include maxAppJavaHeapMemory (max memory allowed for the app) and
- * cpuFrequency (frequency of cpu of the device that the app is running on).
- * As long as one GaugeMetadata is sent for a session, these metadata will be
- * available for all elements of the session. If multiple GaugeMetadata are sent
- * for the same session, they are expected to be identical.
- *
- * Next tag: 7
- **/
-GPB_FINAL @interface FPRMSGGaugeMetadata : GPBMessage
-
-/**
- * The process in which Firebase instance is initialized and collecting data.
- * Fireperf sdk collects information in the context of a process (instead of
- * the whole app). The process name helps developer identifies which process
- * are the gauge data coming from.
- **/
-@property(nonatomic, readwrite, copy, null_resettable) NSString *processName;
-/** Test to see if @c processName has been set. */
-@property(nonatomic, readwrite) BOOL hasProcessName;
-
-/** Clock rate of the cpu of the device, in kHz. */
-@property(nonatomic, readwrite) int32_t cpuClockRateKhz;
-
-@property(nonatomic, readwrite) BOOL hasCpuClockRateKhz;
-/** The number of cpu cores that the device has. */
-@property(nonatomic, readwrite) int32_t cpuProcessorCount;
-
-@property(nonatomic, readwrite) BOOL hasCpuProcessorCount;
-/** Size of RAM of the device, in kilobytes. */
-@property(nonatomic, readwrite) int32_t deviceRamSizeKb;
-
-@property(nonatomic, readwrite) BOOL hasDeviceRamSizeKb;
-/**
- * Maximum amount of memory the app can use before an OutOfMemoryException
- * is triggered, in kilobytes.
- * Only present for Android apps.
- **/
-@property(nonatomic, readwrite) int32_t maxAppJavaHeapMemoryKb;
-
-@property(nonatomic, readwrite) BOOL hasMaxAppJavaHeapMemoryKb;
-/**
- * The maximum amount of memory the app is encouraged to use to be properly
- * respectful of the limits of the client device.
- * Only present for Android apps.
- **/
-@property(nonatomic, readwrite) int32_t maxEncouragedAppJavaHeapMemoryKb;
-
-@property(nonatomic, readwrite) BOOL hasMaxEncouragedAppJavaHeapMemoryKb;
-@end
-
-#pragma mark - FPRMSGApplicationInfo
-
-typedef GPB_ENUM(FPRMSGApplicationInfo_FieldNumber) {
-  FPRMSGApplicationInfo_FieldNumber_GoogleAppId = 1,
-  FPRMSGApplicationInfo_FieldNumber_AppInstanceId = 2,
-  FPRMSGApplicationInfo_FieldNumber_AndroidAppInfo = 3,
-  FPRMSGApplicationInfo_FieldNumber_IosAppInfo = 4,
-  FPRMSGApplicationInfo_FieldNumber_ApplicationProcessState = 5,
-  FPRMSGApplicationInfo_FieldNumber_CustomAttributes = 6,
-  FPRMSGApplicationInfo_FieldNumber_WebAppInfo = 7,
-};
-
-/**
- * Additional metadata about an application and its state (including state of
- * the device at runtime) that is not provided by clearcut.
- *
- * Next tag: 8
- **/
-GPB_FINAL @interface FPRMSGApplicationInfo : GPBMessage
-
-/**
- * Identifier for the application that has been registered with firebase.
- * Contains pantheon project number, platform and the hash of the (package
- * name or bundle id) fields in hex.
- * [Version]:[Project Number]:[Platform]:[Hash(package_name/bundle_id)]
- * The app id contains Pantheon project number which is a GAIA ID that
- * identifies a particular organization or a customer.
- **/
-@property(nonatomic, readwrite, copy, null_resettable) NSString *googleAppId;
-/** Test to see if @c googleAppId has been set. */
-@property(nonatomic, readwrite) BOOL hasGoogleAppId;
-
-/**
- * The App Instance Id which is used to compute the distinct users for which
- * the metrics are recorded.
- **/
-@property(nonatomic, readwrite, copy, null_resettable) NSString *appInstanceId;
-/** Test to see if @c appInstanceId has been set. */
-@property(nonatomic, readwrite) BOOL hasAppInstanceId;
-
-/** Additional information specific to an android app. */
-@property(nonatomic, readwrite, strong, null_resettable) FPRMSGAndroidApplicationInfo *androidAppInfo;
-/** Test to see if @c androidAppInfo has been set. */
-@property(nonatomic, readwrite) BOOL hasAndroidAppInfo;
-
-/** Additional information specific to an ios app. */
-@property(nonatomic, readwrite, strong, null_resettable) FPRMSGIosApplicationInfo *iosAppInfo;
-/** Test to see if @c iosAppInfo has been set. */
-@property(nonatomic, readwrite) BOOL hasIosAppInfo;
-
-/** Additional information specific to a web app. */
-@property(nonatomic, readwrite, strong, null_resettable) FPRMSGWebApplicationInfo *webAppInfo;
-/** Test to see if @c webAppInfo has been set. */
-@property(nonatomic, readwrite) BOOL hasWebAppInfo;
-
-/** State of the application process during metric collection. */
-@property(nonatomic, readwrite) FPRMSGApplicationProcessState applicationProcessState;
-
-@property(nonatomic, readwrite) BOOL hasApplicationProcessState;
-/** A map of global-level custom attribute names to values. */
-@property(nonatomic, readwrite, strong, null_resettable) NSMutableDictionary<NSString*, NSString*> *customAttributes;
-/** The number of items in @c customAttributes without causing the array to be created. */
-@property(nonatomic, readonly) NSUInteger customAttributes_Count;
-
-@end
-
-#pragma mark - FPRMSGWebApplicationInfo
-
-typedef GPB_ENUM(FPRMSGWebApplicationInfo_FieldNumber) {
-  FPRMSGWebApplicationInfo_FieldNumber_SdkVersion = 1,
-  FPRMSGWebApplicationInfo_FieldNumber_PageURL = 2,
-  FPRMSGWebApplicationInfo_FieldNumber_ServiceWorkerStatus = 3,
-  FPRMSGWebApplicationInfo_FieldNumber_VisibilityState = 4,
-  FPRMSGWebApplicationInfo_FieldNumber_EffectiveConnectionType = 5,
-};
-
-/**
- * Additional metadata about a web application that is not provided by
- * clearcut.
- *
- * Next tag: 6
- **/
-GPB_FINAL @interface FPRMSGWebApplicationInfo : GPBMessage
-
-/** The sdk version of the firebase perf web sdk. */
-@property(nonatomic, readwrite, copy, null_resettable) NSString *sdkVersion;
-/** Test to see if @c sdkVersion has been set. */
-@property(nonatomic, readwrite) BOOL hasSdkVersion;
-
-/** The url of the web page from which this event occurs. */
-@property(nonatomic, readwrite, copy, null_resettable) NSString *pageURL;
-/** Test to see if @c pageURL has been set. */
-@property(nonatomic, readwrite) BOOL hasPageURL;
-
-/** Service worker status of the web page. */
-@property(nonatomic, readwrite) FPRMSGServiceWorkerStatus serviceWorkerStatus;
-
-@property(nonatomic, readwrite) BOOL hasServiceWorkerStatus;
-/** Visibility state of the web page. */
-@property(nonatomic, readwrite) FPRMSGVisibilityState visibilityState;
-
-@property(nonatomic, readwrite) BOOL hasVisibilityState;
-/** Effective connection type of a web page. */
-@property(nonatomic, readwrite) FPRMSGEffectiveConnectionType effectiveConnectionType;
-
-@property(nonatomic, readwrite) BOOL hasEffectiveConnectionType;
-@end
-
-#pragma mark - FPRMSGAndroidApplicationInfo
-
-typedef GPB_ENUM(FPRMSGAndroidApplicationInfo_FieldNumber) {
-  FPRMSGAndroidApplicationInfo_FieldNumber_PackageName = 1,
-  FPRMSGAndroidApplicationInfo_FieldNumber_SdkVersion = 2,
-  FPRMSGAndroidApplicationInfo_FieldNumber_VersionName = 3,
-};
-
-/**
- * Additional metadata about an android application that is not provided by
- * clearcut.
- *
- * Next tag: 4
- **/
-GPB_FINAL @interface FPRMSGAndroidApplicationInfo : GPBMessage
-
-/**
- * The package name of the android application.
- * e.g com.google.android.apps.maps
- **/
-@property(nonatomic, readwrite, copy, null_resettable) NSString *packageName;
-/** Test to see if @c packageName has been set. */
-@property(nonatomic, readwrite) BOOL hasPackageName;
-
-/** The sdk version of the firebase perf android sdk. */
-@property(nonatomic, readwrite, copy, null_resettable) NSString *sdkVersion;
-/** Test to see if @c sdkVersion has been set. */
-@property(nonatomic, readwrite) BOOL hasSdkVersion;
-
-/**
- * The versionName of the android application as shown on the play store.
- * Clearcut logs the versionCode in the GWSLogEntryProto field:
- * PlayExtension.client_info.android_client_info.application_build
- * This field is necessary till clearcut supports logging version_name by
- * default: b/32584283
- **/
-@property(nonatomic, readwrite, copy, null_resettable) NSString *versionName;
-/** Test to see if @c versionName has been set. */
-@property(nonatomic, readwrite) BOOL hasVersionName;
-
-@end
-
-#pragma mark - FPRMSGNetworkConnectionInfo
-
-typedef GPB_ENUM(FPRMSGNetworkConnectionInfo_FieldNumber) {
-  FPRMSGNetworkConnectionInfo_FieldNumber_NetworkType = 1,
-  FPRMSGNetworkConnectionInfo_FieldNumber_MobileSubtype = 2,
-};
-
-/**
- * To describe the network connectivity of the client.
- * Copied from android/play/playlog/proto/clientanalytics.proto
- * Next tag: 3
- **/
-GPB_FINAL @interface FPRMSGNetworkConnectionInfo : GPBMessage
-
-/**
- * The current network connectivity type when the event was logged in the
- * client
- **/
-@property(nonatomic, readwrite) FPRMSGNetworkConnectionInfo_NetworkType networkType;
-
-@property(nonatomic, readwrite) BOOL hasNetworkType;
-/**
- * The current mobile connectivity subtype when the event was logged in the
- * client
- **/
-@property(nonatomic, readwrite) FPRMSGNetworkConnectionInfo_MobileSubtype mobileSubtype;
-
-@property(nonatomic, readwrite) BOOL hasMobileSubtype;
-@end
-
-#pragma mark - FPRMSGIosApplicationInfo
-
-typedef GPB_ENUM(FPRMSGIosApplicationInfo_FieldNumber) {
-  FPRMSGIosApplicationInfo_FieldNumber_SdkVersion = 2,
-  FPRMSGIosApplicationInfo_FieldNumber_BundleShortVersion = 3,
-  FPRMSGIosApplicationInfo_FieldNumber_MccMnc = 4,
-  FPRMSGIosApplicationInfo_FieldNumber_NetworkConnectionInfo = 5,
-};
-
-/**
- * Additional metadata about an ios application that is not provided by
- * clearcut.
- *
- * Next tag: 6
- **/
-GPB_FINAL @interface FPRMSGIosApplicationInfo : GPBMessage
-
-/** The version of the firebase perf ios sdk. */
-@property(nonatomic, readwrite, copy, null_resettable) NSString *sdkVersion;
-/** Test to see if @c sdkVersion has been set. */
-@property(nonatomic, readwrite) BOOL hasSdkVersion;
-
-/**
- * The CFBundleShortVersionString of the ios application bundle as shown on
- * the ios app store.
- * Clearcut logs the CFBundleVersion in the GWSLogEntryProto field:
- * PlayExtension.client_info.ios_client_info.application_build
- **/
-@property(nonatomic, readwrite, copy, null_resettable) NSString *bundleShortVersion;
-/** Test to see if @c bundleShortVersion has been set. */
-@property(nonatomic, readwrite) BOOL hasBundleShortVersion;
-
-/**
- * The mobile country code / mobile network code (MCC/MNC) of the device's
- * SIM/home network (not the device's active network)
- * e.g., 310004 for Verizon USA.
- * This field should eventually move to PlaylogIosClientInfo. b/35763500
- **/
-@property(nonatomic, readwrite, copy, null_resettable) NSString *mccMnc;
-/** Test to see if @c mccMnc has been set. */
-@property(nonatomic, readwrite) BOOL hasMccMnc;
-
-/** The network connectivity of the client when the fetch was done. */
-@property(nonatomic, readwrite, strong, null_resettable) FPRMSGNetworkConnectionInfo *networkConnectionInfo;
-/** Test to see if @c networkConnectionInfo has been set. */
-@property(nonatomic, readwrite) BOOL hasNetworkConnectionInfo;
-
-@end
-
-#pragma mark - FPRMSGTransportInfo
-
-typedef GPB_ENUM(FPRMSGTransportInfo_FieldNumber) {
-  FPRMSGTransportInfo_FieldNumber_DispatchDestination = 1,
-};
-
-/**
- * Transport related metadata info.
- * Next tag: 2
- **/
-GPB_FINAL @interface FPRMSGTransportInfo : GPBMessage
-
-/** Destination to which the events are sent. */
-@property(nonatomic, readwrite) FPRMSGTransportInfo_DispatchDestination dispatchDestination;
-
-@property(nonatomic, readwrite) BOOL hasDispatchDestination;
-@end
-
-NS_ASSUME_NONNULL_END
-
-CF_EXTERN_C_END
-
-#pragma clang diagnostic pop
-
-// @@protoc_insertion_point(global_scope)

FirebasePerformance/ProtoSupport/PerfMetric.pbobjc.m

@@ -1,1847 +0,0 @@
-// Copyright 2020 Google LLC
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-// Generated by the protocol buffer compiler.  DO NOT EDIT!
-// source: perf_metric.proto
-
-// This CPP symbol can be defined to use imports that match up to the framework
-// imports needed when using CocoaPods.
-#if !defined(GPB_USE_PROTOBUF_FRAMEWORK_IMPORTS)
- #define GPB_USE_PROTOBUF_FRAMEWORK_IMPORTS 0
-#endif
-
-#if GPB_USE_PROTOBUF_FRAMEWORK_IMPORTS
- #import <Protobuf/GPBProtocolBuffers_RuntimeSupport.h>
-#else
- #import "GPBProtocolBuffers_RuntimeSupport.h"
-#endif
-
-#import <stdatomic.h>
-
-#import "PerfMetric.pbobjc.h"
-// @@protoc_insertion_point(imports)
-
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wdeprecated-declarations"
-#pragma clang diagnostic ignored "-Wdollar-in-identifier-extension"
-
-#pragma mark - Objective C Class declarations
-// Forward declarations of Objective C classes that we can use as
-// static values in struct initializers.
-// We don't use [Foo class] because it is not a static value.
-GPBObjCClassDeclaration(FPRMSGAndroidApplicationInfo);
-GPBObjCClassDeclaration(FPRMSGAndroidMemoryReading);
-GPBObjCClassDeclaration(FPRMSGApplicationInfo);
-GPBObjCClassDeclaration(FPRMSGCpuMetricReading);
-GPBObjCClassDeclaration(FPRMSGGaugeMetadata);
-GPBObjCClassDeclaration(FPRMSGGaugeMetric);
-GPBObjCClassDeclaration(FPRMSGIosApplicationInfo);
-GPBObjCClassDeclaration(FPRMSGIosMemoryReading);
-GPBObjCClassDeclaration(FPRMSGNetworkConnectionInfo);
-GPBObjCClassDeclaration(FPRMSGNetworkRequestMetric);
-GPBObjCClassDeclaration(FPRMSGPerfSession);
-GPBObjCClassDeclaration(FPRMSGTraceMetric);
-GPBObjCClassDeclaration(FPRMSGTransportInfo);
-GPBObjCClassDeclaration(FPRMSGWebApplicationInfo);
-
-#pragma mark - FPRMSGPerfMetricRoot
-
-@implementation FPRMSGPerfMetricRoot
-
-// No extensions in the file and no imports, so no need to generate
-// +extensionRegistry.
-
-@end
-
-#pragma mark - FPRMSGPerfMetricRoot_FileDescriptor
-
-static GPBFileDescriptor *FPRMSGPerfMetricRoot_FileDescriptor(void) {
-  // This is called by +initialize so there is no need to worry
-  // about thread safety of the singleton.
-  static GPBFileDescriptor *descriptor = NULL;
-  if (!descriptor) {
-    GPB_DEBUG_CHECK_RUNTIME_VERSIONS();
-    descriptor = [[GPBFileDescriptor alloc] initWithPackage:@"firebase.perf.v1"
-                                                 objcPrefix:@"FPRMSG"
-                                                     syntax:GPBFileSyntaxProto2];
-  }
-  return descriptor;
-}
-
-#pragma mark - Enum FPRMSGApplicationProcessState
-
-GPBEnumDescriptor *FPRMSGApplicationProcessState_EnumDescriptor(void) {
-  static _Atomic(GPBEnumDescriptor*) descriptor = nil;
-  if (!descriptor) {
-    static const char *valueNames =
-        "ApplicationProcessStateUnknown\000Foregroun"
-        "d\000Background\000ForegroundBackground\000";
-    static const int32_t values[] = {
-        FPRMSGApplicationProcessState_ApplicationProcessStateUnknown,
-        FPRMSGApplicationProcessState_Foreground,
-        FPRMSGApplicationProcessState_Background,
-        FPRMSGApplicationProcessState_ForegroundBackground,
-    };
-    GPBEnumDescriptor *worker =
-        [GPBEnumDescriptor allocDescriptorForName:GPBNSStringifySymbol(FPRMSGApplicationProcessState)
-                                       valueNames:valueNames
-                                           values:values
-                                            count:(uint32_t)(sizeof(values) / sizeof(int32_t))
-                                     enumVerifier:FPRMSGApplicationProcessState_IsValidValue];
-    GPBEnumDescriptor *expected = nil;
-    if (!atomic_compare_exchange_strong(&descriptor, &expected, worker)) {
-      [worker release];
-    }
-  }
-  return descriptor;
-}
-
-BOOL FPRMSGApplicationProcessState_IsValidValue(int32_t value__) {
-  switch (value__) {
-    case FPRMSGApplicationProcessState_ApplicationProcessStateUnknown:
-    case FPRMSGApplicationProcessState_Foreground:
-    case FPRMSGApplicationProcessState_Background:
-    case FPRMSGApplicationProcessState_ForegroundBackground:
-      return YES;
-    default:
-      return NO;
-  }
-}
-
-#pragma mark - Enum FPRMSGSessionVerbosity
-
-GPBEnumDescriptor *FPRMSGSessionVerbosity_EnumDescriptor(void) {
-  static _Atomic(GPBEnumDescriptor*) descriptor = nil;
-  if (!descriptor) {
-    static const char *valueNames =
-        "SessionVerbosityNone\000GaugesAndSystemEven"
-        "ts\000";
-    static const int32_t values[] = {
-        FPRMSGSessionVerbosity_SessionVerbosityNone,
-        FPRMSGSessionVerbosity_GaugesAndSystemEvents,
-    };
-    GPBEnumDescriptor *worker =
-        [GPBEnumDescriptor allocDescriptorForName:GPBNSStringifySymbol(FPRMSGSessionVerbosity)
-                                       valueNames:valueNames
-                                           values:values
-                                            count:(uint32_t)(sizeof(values) / sizeof(int32_t))
-                                     enumVerifier:FPRMSGSessionVerbosity_IsValidValue];
-    GPBEnumDescriptor *expected = nil;
-    if (!atomic_compare_exchange_strong(&descriptor, &expected, worker)) {
-      [worker release];
-    }
-  }
-  return descriptor;
-}
-
-BOOL FPRMSGSessionVerbosity_IsValidValue(int32_t value__) {
-  switch (value__) {
-    case FPRMSGSessionVerbosity_SessionVerbosityNone:
-    case FPRMSGSessionVerbosity_GaugesAndSystemEvents:
-      return YES;
-    default:
-      return NO;
-  }
-}
-
-#pragma mark - Enum FPRMSGVisibilityState
-
-GPBEnumDescriptor *FPRMSGVisibilityState_EnumDescriptor(void) {
-  static _Atomic(GPBEnumDescriptor*) descriptor = nil;
-  if (!descriptor) {
-    static const char *valueNames =
-        "VisibilityStateUnknown\000Visible\000Hidden\000Pr"
-        "erender\000Unloaded\000";
-    static const int32_t values[] = {
-        FPRMSGVisibilityState_VisibilityStateUnknown,
-        FPRMSGVisibilityState_Visible,
-        FPRMSGVisibilityState_Hidden,
-        FPRMSGVisibilityState_Prerender,
-        FPRMSGVisibilityState_Unloaded,
-    };
-    GPBEnumDescriptor *worker =
-        [GPBEnumDescriptor allocDescriptorForName:GPBNSStringifySymbol(FPRMSGVisibilityState)
-                                       valueNames:valueNames
-                                           values:values
-                                            count:(uint32_t)(sizeof(values) / sizeof(int32_t))
-                                     enumVerifier:FPRMSGVisibilityState_IsValidValue];
-    GPBEnumDescriptor *expected = nil;
-    if (!atomic_compare_exchange_strong(&descriptor, &expected, worker)) {
-      [worker release];
-    }
-  }
-  return descriptor;
-}
-
-BOOL FPRMSGVisibilityState_IsValidValue(int32_t value__) {
-  switch (value__) {
-    case FPRMSGVisibilityState_VisibilityStateUnknown:
-    case FPRMSGVisibilityState_Visible:
-    case FPRMSGVisibilityState_Hidden:
-    case FPRMSGVisibilityState_Prerender:
-    case FPRMSGVisibilityState_Unloaded:
-      return YES;
-    default:
-      return NO;
-  }
-}
-
-#pragma mark - Enum FPRMSGServiceWorkerStatus
-
-GPBEnumDescriptor *FPRMSGServiceWorkerStatus_EnumDescriptor(void) {
-  static _Atomic(GPBEnumDescriptor*) descriptor = nil;
-  if (!descriptor) {
-    static const char *valueNames =
-        "ServiceWorkerStatusUnknown\000Unsupported\000C"
-        "ontrolled\000Uncontrolled\000";
-    static const int32_t values[] = {
-        FPRMSGServiceWorkerStatus_ServiceWorkerStatusUnknown,
-        FPRMSGServiceWorkerStatus_Unsupported,
-        FPRMSGServiceWorkerStatus_Controlled,
-        FPRMSGServiceWorkerStatus_Uncontrolled,
-    };
-    GPBEnumDescriptor *worker =
-        [GPBEnumDescriptor allocDescriptorForName:GPBNSStringifySymbol(FPRMSGServiceWorkerStatus)
-                                       valueNames:valueNames
-                                           values:values
-                                            count:(uint32_t)(sizeof(values) / sizeof(int32_t))
-                                     enumVerifier:FPRMSGServiceWorkerStatus_IsValidValue];
-    GPBEnumDescriptor *expected = nil;
-    if (!atomic_compare_exchange_strong(&descriptor, &expected, worker)) {
-      [worker release];
-    }
-  }
-  return descriptor;
-}
-
-BOOL FPRMSGServiceWorkerStatus_IsValidValue(int32_t value__) {
-  switch (value__) {
-    case FPRMSGServiceWorkerStatus_ServiceWorkerStatusUnknown:
-    case FPRMSGServiceWorkerStatus_Unsupported:
-    case FPRMSGServiceWorkerStatus_Controlled:
-    case FPRMSGServiceWorkerStatus_Uncontrolled:
-      return YES;
-    default:
-      return NO;
-  }
-}
-
-#pragma mark - Enum FPRMSGEffectiveConnectionType
-
-GPBEnumDescriptor *FPRMSGEffectiveConnectionType_EnumDescriptor(void) {
-  static _Atomic(GPBEnumDescriptor*) descriptor = nil;
-  if (!descriptor) {
-    static const char *valueNames =
-        "EffectiveConnectionTypeUnknown\000Effective"
-        "ConnectionTypeSlow2G\000EffectiveConnection"
-        "Type2G\000EffectiveConnectionType3G\000Effecti"
-        "veConnectionType4G\000";
-    static const int32_t values[] = {
-        FPRMSGEffectiveConnectionType_EffectiveConnectionTypeUnknown,
-        FPRMSGEffectiveConnectionType_EffectiveConnectionTypeSlow2G,
-        FPRMSGEffectiveConnectionType_EffectiveConnectionType2G,
-        FPRMSGEffectiveConnectionType_EffectiveConnectionType3G,
-        FPRMSGEffectiveConnectionType_EffectiveConnectionType4G,
-    };
-    static const char *extraTextFormatInfo = "\004\001i\352\344\344\202\000\002i\352\344\202\000\003i\352\344\202\000\004i\352\344\202\000";
-    GPBEnumDescriptor *worker =
-        [GPBEnumDescriptor allocDescriptorForName:GPBNSStringifySymbol(FPRMSGEffectiveConnectionType)
-                                       valueNames:valueNames
-                                           values:values
-                                            count:(uint32_t)(sizeof(values) / sizeof(int32_t))
-                                     enumVerifier:FPRMSGEffectiveConnectionType_IsValidValue
-                              extraTextFormatInfo:extraTextFormatInfo];
-    GPBEnumDescriptor *expected = nil;
-    if (!atomic_compare_exchange_strong(&descriptor, &expected, worker)) {
-      [worker release];
-    }
-  }
-  return descriptor;
-}
-
-BOOL FPRMSGEffectiveConnectionType_IsValidValue(int32_t value__) {
-  switch (value__) {
-    case FPRMSGEffectiveConnectionType_EffectiveConnectionTypeUnknown:
-    case FPRMSGEffectiveConnectionType_EffectiveConnectionTypeSlow2G:
-    case FPRMSGEffectiveConnectionType_EffectiveConnectionType2G:
-    case FPRMSGEffectiveConnectionType_EffectiveConnectionType3G:
-    case FPRMSGEffectiveConnectionType_EffectiveConnectionType4G:
-      return YES;
-    default:
-      return NO;
-  }
-}
-
-#pragma mark - FPRMSGPerfMetric
-
-@implementation FPRMSGPerfMetric
-
-@dynamic hasApplicationInfo, applicationInfo;
-@dynamic hasTraceMetric, traceMetric;
-@dynamic hasNetworkRequestMetric, networkRequestMetric;
-@dynamic hasGaugeMetric, gaugeMetric;
-@dynamic hasTransportInfo, transportInfo;
-
-typedef struct FPRMSGPerfMetric__storage_ {
-  uint32_t _has_storage_[1];
-  FPRMSGApplicationInfo *applicationInfo;
-  FPRMSGTraceMetric *traceMetric;
-  FPRMSGNetworkRequestMetric *networkRequestMetric;
-  FPRMSGGaugeMetric *gaugeMetric;
-  FPRMSGTransportInfo *transportInfo;
-} FPRMSGPerfMetric__storage_;
-
-// This method is threadsafe because it is initially called
-// in +initialize for each subclass.
-+ (GPBDescriptor *)descriptor {
-  static GPBDescriptor *descriptor = nil;
-  if (!descriptor) {
-    static GPBMessageFieldDescription fields[] = {
-      {
-        .name = "applicationInfo",
-        .dataTypeSpecific.clazz = GPBObjCClass(FPRMSGApplicationInfo),
-        .number = FPRMSGPerfMetric_FieldNumber_ApplicationInfo,
-        .hasIndex = 0,
-        .offset = (uint32_t)offsetof(FPRMSGPerfMetric__storage_, applicationInfo),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeMessage,
-      },
-      {
-        .name = "traceMetric",
-        .dataTypeSpecific.clazz = GPBObjCClass(FPRMSGTraceMetric),
-        .number = FPRMSGPerfMetric_FieldNumber_TraceMetric,
-        .hasIndex = 1,
-        .offset = (uint32_t)offsetof(FPRMSGPerfMetric__storage_, traceMetric),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeMessage,
-      },
-      {
-        .name = "networkRequestMetric",
-        .dataTypeSpecific.clazz = GPBObjCClass(FPRMSGNetworkRequestMetric),
-        .number = FPRMSGPerfMetric_FieldNumber_NetworkRequestMetric,
-        .hasIndex = 2,
-        .offset = (uint32_t)offsetof(FPRMSGPerfMetric__storage_, networkRequestMetric),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeMessage,
-      },
-      {
-        .name = "gaugeMetric",
-        .dataTypeSpecific.clazz = GPBObjCClass(FPRMSGGaugeMetric),
-        .number = FPRMSGPerfMetric_FieldNumber_GaugeMetric,
-        .hasIndex = 3,
-        .offset = (uint32_t)offsetof(FPRMSGPerfMetric__storage_, gaugeMetric),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeMessage,
-      },
-      {
-        .name = "transportInfo",
-        .dataTypeSpecific.clazz = GPBObjCClass(FPRMSGTransportInfo),
-        .number = FPRMSGPerfMetric_FieldNumber_TransportInfo,
-        .hasIndex = 4,
-        .offset = (uint32_t)offsetof(FPRMSGPerfMetric__storage_, transportInfo),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeMessage,
-      },
-    };
-    GPBDescriptor *localDescriptor =
-        [GPBDescriptor allocDescriptorForClass:[FPRMSGPerfMetric class]
-                                     rootClass:[FPRMSGPerfMetricRoot class]
-                                          file:FPRMSGPerfMetricRoot_FileDescriptor()
-                                        fields:fields
-                                    fieldCount:(uint32_t)(sizeof(fields) / sizeof(GPBMessageFieldDescription))
-                                   storageSize:sizeof(FPRMSGPerfMetric__storage_)
-                                         flags:(GPBDescriptorInitializationFlags)(GPBDescriptorInitializationFlag_UsesClassRefs | GPBDescriptorInitializationFlag_Proto3OptionalKnown)];
-    #if defined(DEBUG) && DEBUG
-      NSAssert(descriptor == nil, @"Startup recursed!");
-    #endif  // DEBUG
-    descriptor = localDescriptor;
-  }
-  return descriptor;
-}
-
-@end
-
-#pragma mark - FPRMSGTraceMetric
-
-@implementation FPRMSGTraceMetric
-
-@dynamic hasName, name;
-@dynamic hasIsAuto, isAuto;
-@dynamic hasClientStartTimeUs, clientStartTimeUs;
-@dynamic hasDurationUs, durationUs;
-@dynamic counters, counters_Count;
-@dynamic subtracesArray, subtracesArray_Count;
-@dynamic customAttributes, customAttributes_Count;
-@dynamic perfSessionsArray, perfSessionsArray_Count;
-
-typedef struct FPRMSGTraceMetric__storage_ {
-  uint32_t _has_storage_[1];
-  NSString *name;
-  GPBStringInt64Dictionary *counters;
-  NSMutableArray *subtracesArray;
-  NSMutableDictionary *customAttributes;
-  NSMutableArray *perfSessionsArray;
-  int64_t clientStartTimeUs;
-  int64_t durationUs;
-} FPRMSGTraceMetric__storage_;
-
-// This method is threadsafe because it is initially called
-// in +initialize for each subclass.
-+ (GPBDescriptor *)descriptor {
-  static GPBDescriptor *descriptor = nil;
-  if (!descriptor) {
-    static GPBMessageFieldDescription fields[] = {
-      {
-        .name = "name",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGTraceMetric_FieldNumber_Name,
-        .hasIndex = 0,
-        .offset = (uint32_t)offsetof(FPRMSGTraceMetric__storage_, name),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeString,
-      },
-      {
-        .name = "isAuto",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGTraceMetric_FieldNumber_IsAuto,
-        .hasIndex = 1,
-        .offset = 2,  // Stored in _has_storage_ to save space.
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeBool,
-      },
-      {
-        .name = "clientStartTimeUs",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGTraceMetric_FieldNumber_ClientStartTimeUs,
-        .hasIndex = 3,
-        .offset = (uint32_t)offsetof(FPRMSGTraceMetric__storage_, clientStartTimeUs),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeInt64,
-      },
-      {
-        .name = "durationUs",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGTraceMetric_FieldNumber_DurationUs,
-        .hasIndex = 4,
-        .offset = (uint32_t)offsetof(FPRMSGTraceMetric__storage_, durationUs),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeInt64,
-      },
-      {
-        .name = "counters",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGTraceMetric_FieldNumber_Counters,
-        .hasIndex = GPBNoHasBit,
-        .offset = (uint32_t)offsetof(FPRMSGTraceMetric__storage_, counters),
-        .flags = GPBFieldMapKeyString,
-        .dataType = GPBDataTypeInt64,
-      },
-      {
-        .name = "subtracesArray",
-        .dataTypeSpecific.clazz = GPBObjCClass(FPRMSGTraceMetric),
-        .number = FPRMSGTraceMetric_FieldNumber_SubtracesArray,
-        .hasIndex = GPBNoHasBit,
-        .offset = (uint32_t)offsetof(FPRMSGTraceMetric__storage_, subtracesArray),
-        .flags = GPBFieldRepeated,
-        .dataType = GPBDataTypeMessage,
-      },
-      {
-        .name = "customAttributes",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGTraceMetric_FieldNumber_CustomAttributes,
-        .hasIndex = GPBNoHasBit,
-        .offset = (uint32_t)offsetof(FPRMSGTraceMetric__storage_, customAttributes),
-        .flags = GPBFieldMapKeyString,
-        .dataType = GPBDataTypeString,
-      },
-      {
-        .name = "perfSessionsArray",
-        .dataTypeSpecific.clazz = GPBObjCClass(FPRMSGPerfSession),
-        .number = FPRMSGTraceMetric_FieldNumber_PerfSessionsArray,
-        .hasIndex = GPBNoHasBit,
-        .offset = (uint32_t)offsetof(FPRMSGTraceMetric__storage_, perfSessionsArray),
-        .flags = GPBFieldRepeated,
-        .dataType = GPBDataTypeMessage,
-      },
-    };
-    GPBDescriptor *localDescriptor =
-        [GPBDescriptor allocDescriptorForClass:[FPRMSGTraceMetric class]
-                                     rootClass:[FPRMSGPerfMetricRoot class]
-                                          file:FPRMSGPerfMetricRoot_FileDescriptor()
-                                        fields:fields
-                                    fieldCount:(uint32_t)(sizeof(fields) / sizeof(GPBMessageFieldDescription))
-                                   storageSize:sizeof(FPRMSGTraceMetric__storage_)
-                                         flags:(GPBDescriptorInitializationFlags)(GPBDescriptorInitializationFlag_UsesClassRefs | GPBDescriptorInitializationFlag_Proto3OptionalKnown)];
-    #if defined(DEBUG) && DEBUG
-      NSAssert(descriptor == nil, @"Startup recursed!");
-    #endif  // DEBUG
-    descriptor = localDescriptor;
-  }
-  return descriptor;
-}
-
-@end
-
-#pragma mark - FPRMSGNetworkRequestMetric
-
-@implementation FPRMSGNetworkRequestMetric
-
-@dynamic hasURL, URL;
-@dynamic hasHTTPMethod, HTTPMethod;
-@dynamic hasRequestPayloadBytes, requestPayloadBytes;
-@dynamic hasResponsePayloadBytes, responsePayloadBytes;
-@dynamic hasNetworkClientErrorReason, networkClientErrorReason;
-@dynamic hasHTTPResponseCode, HTTPResponseCode;
-@dynamic hasResponseContentType, responseContentType;
-@dynamic hasClientStartTimeUs, clientStartTimeUs;
-@dynamic hasTimeToRequestCompletedUs, timeToRequestCompletedUs;
-@dynamic hasTimeToResponseInitiatedUs, timeToResponseInitiatedUs;
-@dynamic hasTimeToResponseCompletedUs, timeToResponseCompletedUs;
-@dynamic customAttributes, customAttributes_Count;
-@dynamic perfSessionsArray, perfSessionsArray_Count;
-
-typedef struct FPRMSGNetworkRequestMetric__storage_ {
-  uint32_t _has_storage_[1];
-  FPRMSGNetworkRequestMetric_HttpMethod HTTPMethod;
-  int32_t HTTPResponseCode;
-  FPRMSGNetworkRequestMetric_NetworkClientErrorReason networkClientErrorReason;
-  NSString *URL;
-  NSString *responseContentType;
-  NSMutableDictionary *customAttributes;
-  NSMutableArray *perfSessionsArray;
-  int64_t requestPayloadBytes;
-  int64_t responsePayloadBytes;
-  int64_t clientStartTimeUs;
-  int64_t timeToRequestCompletedUs;
-  int64_t timeToResponseInitiatedUs;
-  int64_t timeToResponseCompletedUs;
-} FPRMSGNetworkRequestMetric__storage_;
-
-// This method is threadsafe because it is initially called
-// in +initialize for each subclass.
-+ (GPBDescriptor *)descriptor {
-  static GPBDescriptor *descriptor = nil;
-  if (!descriptor) {
-    static GPBMessageFieldDescription fields[] = {
-      {
-        .name = "URL",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGNetworkRequestMetric_FieldNumber_URL,
-        .hasIndex = 0,
-        .offset = (uint32_t)offsetof(FPRMSGNetworkRequestMetric__storage_, URL),
-        .flags = (GPBFieldFlags)(GPBFieldOptional | GPBFieldTextFormatNameCustom),
-        .dataType = GPBDataTypeString,
-      },
-      {
-        .name = "HTTPMethod",
-        .dataTypeSpecific.enumDescFunc = FPRMSGNetworkRequestMetric_HttpMethod_EnumDescriptor,
-        .number = FPRMSGNetworkRequestMetric_FieldNumber_HTTPMethod,
-        .hasIndex = 1,
-        .offset = (uint32_t)offsetof(FPRMSGNetworkRequestMetric__storage_, HTTPMethod),
-        .flags = (GPBFieldFlags)(GPBFieldOptional | GPBFieldTextFormatNameCustom | GPBFieldHasEnumDescriptor),
-        .dataType = GPBDataTypeEnum,
-      },
-      {
-        .name = "requestPayloadBytes",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGNetworkRequestMetric_FieldNumber_RequestPayloadBytes,
-        .hasIndex = 2,
-        .offset = (uint32_t)offsetof(FPRMSGNetworkRequestMetric__storage_, requestPayloadBytes),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeInt64,
-      },
-      {
-        .name = "responsePayloadBytes",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGNetworkRequestMetric_FieldNumber_ResponsePayloadBytes,
-        .hasIndex = 3,
-        .offset = (uint32_t)offsetof(FPRMSGNetworkRequestMetric__storage_, responsePayloadBytes),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeInt64,
-      },
-      {
-        .name = "HTTPResponseCode",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGNetworkRequestMetric_FieldNumber_HTTPResponseCode,
-        .hasIndex = 5,
-        .offset = (uint32_t)offsetof(FPRMSGNetworkRequestMetric__storage_, HTTPResponseCode),
-        .flags = (GPBFieldFlags)(GPBFieldOptional | GPBFieldTextFormatNameCustom),
-        .dataType = GPBDataTypeInt32,
-      },
-      {
-        .name = "responseContentType",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGNetworkRequestMetric_FieldNumber_ResponseContentType,
-        .hasIndex = 6,
-        .offset = (uint32_t)offsetof(FPRMSGNetworkRequestMetric__storage_, responseContentType),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeString,
-      },
-      {
-        .name = "clientStartTimeUs",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGNetworkRequestMetric_FieldNumber_ClientStartTimeUs,
-        .hasIndex = 7,
-        .offset = (uint32_t)offsetof(FPRMSGNetworkRequestMetric__storage_, clientStartTimeUs),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeInt64,
-      },
-      {
-        .name = "timeToRequestCompletedUs",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGNetworkRequestMetric_FieldNumber_TimeToRequestCompletedUs,
-        .hasIndex = 8,
-        .offset = (uint32_t)offsetof(FPRMSGNetworkRequestMetric__storage_, timeToRequestCompletedUs),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeInt64,
-      },
-      {
-        .name = "timeToResponseInitiatedUs",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGNetworkRequestMetric_FieldNumber_TimeToResponseInitiatedUs,
-        .hasIndex = 9,
-        .offset = (uint32_t)offsetof(FPRMSGNetworkRequestMetric__storage_, timeToResponseInitiatedUs),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeInt64,
-      },
-      {
-        .name = "timeToResponseCompletedUs",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGNetworkRequestMetric_FieldNumber_TimeToResponseCompletedUs,
-        .hasIndex = 10,
-        .offset = (uint32_t)offsetof(FPRMSGNetworkRequestMetric__storage_, timeToResponseCompletedUs),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeInt64,
-      },
-      {
-        .name = "networkClientErrorReason",
-        .dataTypeSpecific.enumDescFunc = FPRMSGNetworkRequestMetric_NetworkClientErrorReason_EnumDescriptor,
-        .number = FPRMSGNetworkRequestMetric_FieldNumber_NetworkClientErrorReason,
-        .hasIndex = 4,
-        .offset = (uint32_t)offsetof(FPRMSGNetworkRequestMetric__storage_, networkClientErrorReason),
-        .flags = (GPBFieldFlags)(GPBFieldOptional | GPBFieldHasEnumDescriptor),
-        .dataType = GPBDataTypeEnum,
-      },
-      {
-        .name = "customAttributes",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGNetworkRequestMetric_FieldNumber_CustomAttributes,
-        .hasIndex = GPBNoHasBit,
-        .offset = (uint32_t)offsetof(FPRMSGNetworkRequestMetric__storage_, customAttributes),
-        .flags = GPBFieldMapKeyString,
-        .dataType = GPBDataTypeString,
-      },
-      {
-        .name = "perfSessionsArray",
-        .dataTypeSpecific.clazz = GPBObjCClass(FPRMSGPerfSession),
-        .number = FPRMSGNetworkRequestMetric_FieldNumber_PerfSessionsArray,
-        .hasIndex = GPBNoHasBit,
-        .offset = (uint32_t)offsetof(FPRMSGNetworkRequestMetric__storage_, perfSessionsArray),
-        .flags = GPBFieldRepeated,
-        .dataType = GPBDataTypeMessage,
-      },
-    };
-    GPBDescriptor *localDescriptor =
-        [GPBDescriptor allocDescriptorForClass:[FPRMSGNetworkRequestMetric class]
-                                     rootClass:[FPRMSGPerfMetricRoot class]
-                                          file:FPRMSGPerfMetricRoot_FileDescriptor()
-                                        fields:fields
-                                    fieldCount:(uint32_t)(sizeof(fields) / sizeof(GPBMessageFieldDescription))
-                                   storageSize:sizeof(FPRMSGNetworkRequestMetric__storage_)
-                                         flags:(GPBDescriptorInitializationFlags)(GPBDescriptorInitializationFlag_UsesClassRefs | GPBDescriptorInitializationFlag_Proto3OptionalKnown)];
-#if !GPBOBJC_SKIP_MESSAGE_TEXTFORMAT_EXTRAS
-    static const char *extraTextFormatInfo =
-        "\003\001!!!\000\002!!!!\246\000\005!!!!\250\244\000";
-    [localDescriptor setupExtraTextInfo:extraTextFormatInfo];
-#endif  // !GPBOBJC_SKIP_MESSAGE_TEXTFORMAT_EXTRAS
-    #if defined(DEBUG) && DEBUG
-      NSAssert(descriptor == nil, @"Startup recursed!");
-    #endif  // DEBUG
-    descriptor = localDescriptor;
-  }
-  return descriptor;
-}
-
-@end
-
-#pragma mark - Enum FPRMSGNetworkRequestMetric_HttpMethod
-
-GPBEnumDescriptor *FPRMSGNetworkRequestMetric_HttpMethod_EnumDescriptor(void) {
-  static _Atomic(GPBEnumDescriptor*) descriptor = nil;
-  if (!descriptor) {
-    static const char *valueNames =
-        "HTTPMethodUnknown\000Get\000Put\000Post\000Delete\000He"
-        "ad\000Patch\000Options\000Trace\000Connect\000";
-    static const int32_t values[] = {
-        FPRMSGNetworkRequestMetric_HttpMethod_HTTPMethodUnknown,
-        FPRMSGNetworkRequestMetric_HttpMethod_Get,
-        FPRMSGNetworkRequestMetric_HttpMethod_Put,
-        FPRMSGNetworkRequestMetric_HttpMethod_Post,
-        FPRMSGNetworkRequestMetric_HttpMethod_Delete,
-        FPRMSGNetworkRequestMetric_HttpMethod_Head,
-        FPRMSGNetworkRequestMetric_HttpMethod_Patch,
-        FPRMSGNetworkRequestMetric_HttpMethod_Options,
-        FPRMSGNetworkRequestMetric_HttpMethod_Trace,
-        FPRMSGNetworkRequestMetric_HttpMethod_Connect,
-    };
-    static const char *extraTextFormatInfo = "\001\000\004\346\347\000";
-    GPBEnumDescriptor *worker =
-        [GPBEnumDescriptor allocDescriptorForName:GPBNSStringifySymbol(FPRMSGNetworkRequestMetric_HttpMethod)
-                                       valueNames:valueNames
-                                           values:values
-                                            count:(uint32_t)(sizeof(values) / sizeof(int32_t))
-                                     enumVerifier:FPRMSGNetworkRequestMetric_HttpMethod_IsValidValue
-                              extraTextFormatInfo:extraTextFormatInfo];
-    GPBEnumDescriptor *expected = nil;
-    if (!atomic_compare_exchange_strong(&descriptor, &expected, worker)) {
-      [worker release];
-    }
-  }
-  return descriptor;
-}
-
-BOOL FPRMSGNetworkRequestMetric_HttpMethod_IsValidValue(int32_t value__) {
-  switch (value__) {
-    case FPRMSGNetworkRequestMetric_HttpMethod_HTTPMethodUnknown:
-    case FPRMSGNetworkRequestMetric_HttpMethod_Get:
-    case FPRMSGNetworkRequestMetric_HttpMethod_Put:
-    case FPRMSGNetworkRequestMetric_HttpMethod_Post:
-    case FPRMSGNetworkRequestMetric_HttpMethod_Delete:
-    case FPRMSGNetworkRequestMetric_HttpMethod_Head:
-    case FPRMSGNetworkRequestMetric_HttpMethod_Patch:
-    case FPRMSGNetworkRequestMetric_HttpMethod_Options:
-    case FPRMSGNetworkRequestMetric_HttpMethod_Trace:
-    case FPRMSGNetworkRequestMetric_HttpMethod_Connect:
-      return YES;
-    default:
-      return NO;
-  }
-}
-
-#pragma mark - Enum FPRMSGNetworkRequestMetric_NetworkClientErrorReason
-
-GPBEnumDescriptor *FPRMSGNetworkRequestMetric_NetworkClientErrorReason_EnumDescriptor(void) {
-  static _Atomic(GPBEnumDescriptor*) descriptor = nil;
-  if (!descriptor) {
-    static const char *valueNames =
-        "NetworkClientErrorReasonUnknown\000GenericC"
-        "lientError\000";
-    static const int32_t values[] = {
-        FPRMSGNetworkRequestMetric_NetworkClientErrorReason_NetworkClientErrorReasonUnknown,
-        FPRMSGNetworkRequestMetric_NetworkClientErrorReason_GenericClientError,
-    };
-    GPBEnumDescriptor *worker =
-        [GPBEnumDescriptor allocDescriptorForName:GPBNSStringifySymbol(FPRMSGNetworkRequestMetric_NetworkClientErrorReason)
-                                       valueNames:valueNames
-                                           values:values
-                                            count:(uint32_t)(sizeof(values) / sizeof(int32_t))
-                                     enumVerifier:FPRMSGNetworkRequestMetric_NetworkClientErrorReason_IsValidValue];
-    GPBEnumDescriptor *expected = nil;
-    if (!atomic_compare_exchange_strong(&descriptor, &expected, worker)) {
-      [worker release];
-    }
-  }
-  return descriptor;
-}
-
-BOOL FPRMSGNetworkRequestMetric_NetworkClientErrorReason_IsValidValue(int32_t value__) {
-  switch (value__) {
-    case FPRMSGNetworkRequestMetric_NetworkClientErrorReason_NetworkClientErrorReasonUnknown:
-    case FPRMSGNetworkRequestMetric_NetworkClientErrorReason_GenericClientError:
-      return YES;
-    default:
-      return NO;
-  }
-}
-
-#pragma mark - FPRMSGPerfSession
-
-@implementation FPRMSGPerfSession
-
-@dynamic hasSessionId, sessionId;
-@dynamic sessionVerbosityArray, sessionVerbosityArray_Count;
-
-typedef struct FPRMSGPerfSession__storage_ {
-  uint32_t _has_storage_[1];
-  NSString *sessionId;
-  GPBEnumArray *sessionVerbosityArray;
-} FPRMSGPerfSession__storage_;
-
-// This method is threadsafe because it is initially called
-// in +initialize for each subclass.
-+ (GPBDescriptor *)descriptor {
-  static GPBDescriptor *descriptor = nil;
-  if (!descriptor) {
-    static GPBMessageFieldDescription fields[] = {
-      {
-        .name = "sessionId",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGPerfSession_FieldNumber_SessionId,
-        .hasIndex = 0,
-        .offset = (uint32_t)offsetof(FPRMSGPerfSession__storage_, sessionId),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeString,
-      },
-      {
-        .name = "sessionVerbosityArray",
-        .dataTypeSpecific.enumDescFunc = FPRMSGSessionVerbosity_EnumDescriptor,
-        .number = FPRMSGPerfSession_FieldNumber_SessionVerbosityArray,
-        .hasIndex = GPBNoHasBit,
-        .offset = (uint32_t)offsetof(FPRMSGPerfSession__storage_, sessionVerbosityArray),
-        .flags = (GPBFieldFlags)(GPBFieldRepeated | GPBFieldHasEnumDescriptor),
-        .dataType = GPBDataTypeEnum,
-      },
-    };
-    GPBDescriptor *localDescriptor =
-        [GPBDescriptor allocDescriptorForClass:[FPRMSGPerfSession class]
-                                     rootClass:[FPRMSGPerfMetricRoot class]
-                                          file:FPRMSGPerfMetricRoot_FileDescriptor()
-                                        fields:fields
-                                    fieldCount:(uint32_t)(sizeof(fields) / sizeof(GPBMessageFieldDescription))
-                                   storageSize:sizeof(FPRMSGPerfSession__storage_)
-                                         flags:(GPBDescriptorInitializationFlags)(GPBDescriptorInitializationFlag_UsesClassRefs | GPBDescriptorInitializationFlag_Proto3OptionalKnown)];
-    #if defined(DEBUG) && DEBUG
-      NSAssert(descriptor == nil, @"Startup recursed!");
-    #endif  // DEBUG
-    descriptor = localDescriptor;
-  }
-  return descriptor;
-}
-
-@end
-
-#pragma mark - FPRMSGGaugeMetric
-
-@implementation FPRMSGGaugeMetric
-
-@dynamic hasSessionId, sessionId;
-@dynamic hasGaugeMetadata, gaugeMetadata;
-@dynamic cpuMetricReadingsArray, cpuMetricReadingsArray_Count;
-@dynamic androidMemoryReadingsArray, androidMemoryReadingsArray_Count;
-@dynamic iosMemoryReadingsArray, iosMemoryReadingsArray_Count;
-
-typedef struct FPRMSGGaugeMetric__storage_ {
-  uint32_t _has_storage_[1];
-  NSString *sessionId;
-  NSMutableArray *cpuMetricReadingsArray;
-  FPRMSGGaugeMetadata *gaugeMetadata;
-  NSMutableArray *androidMemoryReadingsArray;
-  NSMutableArray *iosMemoryReadingsArray;
-} FPRMSGGaugeMetric__storage_;
-
-// This method is threadsafe because it is initially called
-// in +initialize for each subclass.
-+ (GPBDescriptor *)descriptor {
-  static GPBDescriptor *descriptor = nil;
-  if (!descriptor) {
-    static GPBMessageFieldDescription fields[] = {
-      {
-        .name = "sessionId",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGGaugeMetric_FieldNumber_SessionId,
-        .hasIndex = 0,
-        .offset = (uint32_t)offsetof(FPRMSGGaugeMetric__storage_, sessionId),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeString,
-      },
-      {
-        .name = "cpuMetricReadingsArray",
-        .dataTypeSpecific.clazz = GPBObjCClass(FPRMSGCpuMetricReading),
-        .number = FPRMSGGaugeMetric_FieldNumber_CpuMetricReadingsArray,
-        .hasIndex = GPBNoHasBit,
-        .offset = (uint32_t)offsetof(FPRMSGGaugeMetric__storage_, cpuMetricReadingsArray),
-        .flags = GPBFieldRepeated,
-        .dataType = GPBDataTypeMessage,
-      },
-      {
-        .name = "gaugeMetadata",
-        .dataTypeSpecific.clazz = GPBObjCClass(FPRMSGGaugeMetadata),
-        .number = FPRMSGGaugeMetric_FieldNumber_GaugeMetadata,
-        .hasIndex = 1,
-        .offset = (uint32_t)offsetof(FPRMSGGaugeMetric__storage_, gaugeMetadata),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeMessage,
-      },
-      {
-        .name = "androidMemoryReadingsArray",
-        .dataTypeSpecific.clazz = GPBObjCClass(FPRMSGAndroidMemoryReading),
-        .number = FPRMSGGaugeMetric_FieldNumber_AndroidMemoryReadingsArray,
-        .hasIndex = GPBNoHasBit,
-        .offset = (uint32_t)offsetof(FPRMSGGaugeMetric__storage_, androidMemoryReadingsArray),
-        .flags = GPBFieldRepeated,
-        .dataType = GPBDataTypeMessage,
-      },
-      {
-        .name = "iosMemoryReadingsArray",
-        .dataTypeSpecific.clazz = GPBObjCClass(FPRMSGIosMemoryReading),
-        .number = FPRMSGGaugeMetric_FieldNumber_IosMemoryReadingsArray,
-        .hasIndex = GPBNoHasBit,
-        .offset = (uint32_t)offsetof(FPRMSGGaugeMetric__storage_, iosMemoryReadingsArray),
-        .flags = GPBFieldRepeated,
-        .dataType = GPBDataTypeMessage,
-      },
-    };
-    GPBDescriptor *localDescriptor =
-        [GPBDescriptor allocDescriptorForClass:[FPRMSGGaugeMetric class]
-                                     rootClass:[FPRMSGPerfMetricRoot class]
-                                          file:FPRMSGPerfMetricRoot_FileDescriptor()
-                                        fields:fields
-                                    fieldCount:(uint32_t)(sizeof(fields) / sizeof(GPBMessageFieldDescription))
-                                   storageSize:sizeof(FPRMSGGaugeMetric__storage_)
-                                         flags:(GPBDescriptorInitializationFlags)(GPBDescriptorInitializationFlag_UsesClassRefs | GPBDescriptorInitializationFlag_Proto3OptionalKnown)];
-    #if defined(DEBUG) && DEBUG
-      NSAssert(descriptor == nil, @"Startup recursed!");
-    #endif  // DEBUG
-    descriptor = localDescriptor;
-  }
-  return descriptor;
-}
-
-@end
-
-#pragma mark - FPRMSGCpuMetricReading
-
-@implementation FPRMSGCpuMetricReading
-
-@dynamic hasClientTimeUs, clientTimeUs;
-@dynamic hasUserTimeUs, userTimeUs;
-@dynamic hasSystemTimeUs, systemTimeUs;
-
-typedef struct FPRMSGCpuMetricReading__storage_ {
-  uint32_t _has_storage_[1];
-  int64_t clientTimeUs;
-  int64_t userTimeUs;
-  int64_t systemTimeUs;
-} FPRMSGCpuMetricReading__storage_;
-
-// This method is threadsafe because it is initially called
-// in +initialize for each subclass.
-+ (GPBDescriptor *)descriptor {
-  static GPBDescriptor *descriptor = nil;
-  if (!descriptor) {
-    static GPBMessageFieldDescription fields[] = {
-      {
-        .name = "clientTimeUs",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGCpuMetricReading_FieldNumber_ClientTimeUs,
-        .hasIndex = 0,
-        .offset = (uint32_t)offsetof(FPRMSGCpuMetricReading__storage_, clientTimeUs),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeInt64,
-      },
-      {
-        .name = "userTimeUs",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGCpuMetricReading_FieldNumber_UserTimeUs,
-        .hasIndex = 1,
-        .offset = (uint32_t)offsetof(FPRMSGCpuMetricReading__storage_, userTimeUs),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeInt64,
-      },
-      {
-        .name = "systemTimeUs",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGCpuMetricReading_FieldNumber_SystemTimeUs,
-        .hasIndex = 2,
-        .offset = (uint32_t)offsetof(FPRMSGCpuMetricReading__storage_, systemTimeUs),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeInt64,
-      },
-    };
-    GPBDescriptor *localDescriptor =
-        [GPBDescriptor allocDescriptorForClass:[FPRMSGCpuMetricReading class]
-                                     rootClass:[FPRMSGPerfMetricRoot class]
-                                          file:FPRMSGPerfMetricRoot_FileDescriptor()
-                                        fields:fields
-                                    fieldCount:(uint32_t)(sizeof(fields) / sizeof(GPBMessageFieldDescription))
-                                   storageSize:sizeof(FPRMSGCpuMetricReading__storage_)
-                                         flags:(GPBDescriptorInitializationFlags)(GPBDescriptorInitializationFlag_UsesClassRefs | GPBDescriptorInitializationFlag_Proto3OptionalKnown)];
-    #if defined(DEBUG) && DEBUG
-      NSAssert(descriptor == nil, @"Startup recursed!");
-    #endif  // DEBUG
-    descriptor = localDescriptor;
-  }
-  return descriptor;
-}
-
-@end
-
-#pragma mark - FPRMSGIosMemoryReading
-
-@implementation FPRMSGIosMemoryReading
-
-@dynamic hasClientTimeUs, clientTimeUs;
-@dynamic hasUsedAppHeapMemoryKb, usedAppHeapMemoryKb;
-@dynamic hasFreeAppHeapMemoryKb, freeAppHeapMemoryKb;
-
-typedef struct FPRMSGIosMemoryReading__storage_ {
-  uint32_t _has_storage_[1];
-  int32_t usedAppHeapMemoryKb;
-  int32_t freeAppHeapMemoryKb;
-  int64_t clientTimeUs;
-} FPRMSGIosMemoryReading__storage_;
-
-// This method is threadsafe because it is initially called
-// in +initialize for each subclass.
-+ (GPBDescriptor *)descriptor {
-  static GPBDescriptor *descriptor = nil;
-  if (!descriptor) {
-    static GPBMessageFieldDescription fields[] = {
-      {
-        .name = "clientTimeUs",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGIosMemoryReading_FieldNumber_ClientTimeUs,
-        .hasIndex = 0,
-        .offset = (uint32_t)offsetof(FPRMSGIosMemoryReading__storage_, clientTimeUs),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeInt64,
-      },
-      {
-        .name = "usedAppHeapMemoryKb",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGIosMemoryReading_FieldNumber_UsedAppHeapMemoryKb,
-        .hasIndex = 1,
-        .offset = (uint32_t)offsetof(FPRMSGIosMemoryReading__storage_, usedAppHeapMemoryKb),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeInt32,
-      },
-      {
-        .name = "freeAppHeapMemoryKb",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGIosMemoryReading_FieldNumber_FreeAppHeapMemoryKb,
-        .hasIndex = 2,
-        .offset = (uint32_t)offsetof(FPRMSGIosMemoryReading__storage_, freeAppHeapMemoryKb),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeInt32,
-      },
-    };
-    GPBDescriptor *localDescriptor =
-        [GPBDescriptor allocDescriptorForClass:[FPRMSGIosMemoryReading class]
-                                     rootClass:[FPRMSGPerfMetricRoot class]
-                                          file:FPRMSGPerfMetricRoot_FileDescriptor()
-                                        fields:fields
-                                    fieldCount:(uint32_t)(sizeof(fields) / sizeof(GPBMessageFieldDescription))
-                                   storageSize:sizeof(FPRMSGIosMemoryReading__storage_)
-                                         flags:(GPBDescriptorInitializationFlags)(GPBDescriptorInitializationFlag_UsesClassRefs | GPBDescriptorInitializationFlag_Proto3OptionalKnown)];
-    #if defined(DEBUG) && DEBUG
-      NSAssert(descriptor == nil, @"Startup recursed!");
-    #endif  // DEBUG
-    descriptor = localDescriptor;
-  }
-  return descriptor;
-}
-
-@end
-
-#pragma mark - FPRMSGAndroidMemoryReading
-
-@implementation FPRMSGAndroidMemoryReading
-
-@dynamic hasClientTimeUs, clientTimeUs;
-@dynamic hasUsedAppJavaHeapMemoryKb, usedAppJavaHeapMemoryKb;
-
-typedef struct FPRMSGAndroidMemoryReading__storage_ {
-  uint32_t _has_storage_[1];
-  int32_t usedAppJavaHeapMemoryKb;
-  int64_t clientTimeUs;
-} FPRMSGAndroidMemoryReading__storage_;
-
-// This method is threadsafe because it is initially called
-// in +initialize for each subclass.
-+ (GPBDescriptor *)descriptor {
-  static GPBDescriptor *descriptor = nil;
-  if (!descriptor) {
-    static GPBMessageFieldDescription fields[] = {
-      {
-        .name = "clientTimeUs",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGAndroidMemoryReading_FieldNumber_ClientTimeUs,
-        .hasIndex = 0,
-        .offset = (uint32_t)offsetof(FPRMSGAndroidMemoryReading__storage_, clientTimeUs),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeInt64,
-      },
-      {
-        .name = "usedAppJavaHeapMemoryKb",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGAndroidMemoryReading_FieldNumber_UsedAppJavaHeapMemoryKb,
-        .hasIndex = 1,
-        .offset = (uint32_t)offsetof(FPRMSGAndroidMemoryReading__storage_, usedAppJavaHeapMemoryKb),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeInt32,
-      },
-    };
-    GPBDescriptor *localDescriptor =
-        [GPBDescriptor allocDescriptorForClass:[FPRMSGAndroidMemoryReading class]
-                                     rootClass:[FPRMSGPerfMetricRoot class]
-                                          file:FPRMSGPerfMetricRoot_FileDescriptor()
-                                        fields:fields
-                                    fieldCount:(uint32_t)(sizeof(fields) / sizeof(GPBMessageFieldDescription))
-                                   storageSize:sizeof(FPRMSGAndroidMemoryReading__storage_)
-                                         flags:(GPBDescriptorInitializationFlags)(GPBDescriptorInitializationFlag_UsesClassRefs | GPBDescriptorInitializationFlag_Proto3OptionalKnown)];
-    #if defined(DEBUG) && DEBUG
-      NSAssert(descriptor == nil, @"Startup recursed!");
-    #endif  // DEBUG
-    descriptor = localDescriptor;
-  }
-  return descriptor;
-}
-
-@end
-
-#pragma mark - FPRMSGGaugeMetadata
-
-@implementation FPRMSGGaugeMetadata
-
-@dynamic hasProcessName, processName;
-@dynamic hasCpuClockRateKhz, cpuClockRateKhz;
-@dynamic hasCpuProcessorCount, cpuProcessorCount;
-@dynamic hasDeviceRamSizeKb, deviceRamSizeKb;
-@dynamic hasMaxAppJavaHeapMemoryKb, maxAppJavaHeapMemoryKb;
-@dynamic hasMaxEncouragedAppJavaHeapMemoryKb, maxEncouragedAppJavaHeapMemoryKb;
-
-typedef struct FPRMSGGaugeMetadata__storage_ {
-  uint32_t _has_storage_[1];
-  int32_t cpuClockRateKhz;
-  int32_t deviceRamSizeKb;
-  int32_t maxAppJavaHeapMemoryKb;
-  int32_t maxEncouragedAppJavaHeapMemoryKb;
-  int32_t cpuProcessorCount;
-  NSString *processName;
-} FPRMSGGaugeMetadata__storage_;
-
-// This method is threadsafe because it is initially called
-// in +initialize for each subclass.
-+ (GPBDescriptor *)descriptor {
-  static GPBDescriptor *descriptor = nil;
-  if (!descriptor) {
-    static GPBMessageFieldDescription fields[] = {
-      {
-        .name = "processName",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGGaugeMetadata_FieldNumber_ProcessName,
-        .hasIndex = 0,
-        .offset = (uint32_t)offsetof(FPRMSGGaugeMetadata__storage_, processName),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeString,
-      },
-      {
-        .name = "cpuClockRateKhz",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGGaugeMetadata_FieldNumber_CpuClockRateKhz,
-        .hasIndex = 1,
-        .offset = (uint32_t)offsetof(FPRMSGGaugeMetadata__storage_, cpuClockRateKhz),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeInt32,
-      },
-      {
-        .name = "deviceRamSizeKb",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGGaugeMetadata_FieldNumber_DeviceRamSizeKb,
-        .hasIndex = 3,
-        .offset = (uint32_t)offsetof(FPRMSGGaugeMetadata__storage_, deviceRamSizeKb),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeInt32,
-      },
-      {
-        .name = "maxAppJavaHeapMemoryKb",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGGaugeMetadata_FieldNumber_MaxAppJavaHeapMemoryKb,
-        .hasIndex = 4,
-        .offset = (uint32_t)offsetof(FPRMSGGaugeMetadata__storage_, maxAppJavaHeapMemoryKb),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeInt32,
-      },
-      {
-        .name = "maxEncouragedAppJavaHeapMemoryKb",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGGaugeMetadata_FieldNumber_MaxEncouragedAppJavaHeapMemoryKb,
-        .hasIndex = 5,
-        .offset = (uint32_t)offsetof(FPRMSGGaugeMetadata__storage_, maxEncouragedAppJavaHeapMemoryKb),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeInt32,
-      },
-      {
-        .name = "cpuProcessorCount",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGGaugeMetadata_FieldNumber_CpuProcessorCount,
-        .hasIndex = 2,
-        .offset = (uint32_t)offsetof(FPRMSGGaugeMetadata__storage_, cpuProcessorCount),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeInt32,
-      },
-    };
-    GPBDescriptor *localDescriptor =
-        [GPBDescriptor allocDescriptorForClass:[FPRMSGGaugeMetadata class]
-                                     rootClass:[FPRMSGPerfMetricRoot class]
-                                          file:FPRMSGPerfMetricRoot_FileDescriptor()
-                                        fields:fields
-                                    fieldCount:(uint32_t)(sizeof(fields) / sizeof(GPBMessageFieldDescription))
-                                   storageSize:sizeof(FPRMSGGaugeMetadata__storage_)
-                                         flags:(GPBDescriptorInitializationFlags)(GPBDescriptorInitializationFlag_UsesClassRefs | GPBDescriptorInitializationFlag_Proto3OptionalKnown)];
-    #if defined(DEBUG) && DEBUG
-      NSAssert(descriptor == nil, @"Startup recursed!");
-    #endif  // DEBUG
-    descriptor = localDescriptor;
-  }
-  return descriptor;
-}
-
-@end
-
-#pragma mark - FPRMSGApplicationInfo
-
-@implementation FPRMSGApplicationInfo
-
-@dynamic hasGoogleAppId, googleAppId;
-@dynamic hasAppInstanceId, appInstanceId;
-@dynamic hasAndroidAppInfo, androidAppInfo;
-@dynamic hasIosAppInfo, iosAppInfo;
-@dynamic hasWebAppInfo, webAppInfo;
-@dynamic hasApplicationProcessState, applicationProcessState;
-@dynamic customAttributes, customAttributes_Count;
-
-typedef struct FPRMSGApplicationInfo__storage_ {
-  uint32_t _has_storage_[1];
-  FPRMSGApplicationProcessState applicationProcessState;
-  NSString *googleAppId;
-  NSString *appInstanceId;
-  FPRMSGAndroidApplicationInfo *androidAppInfo;
-  FPRMSGIosApplicationInfo *iosAppInfo;
-  NSMutableDictionary *customAttributes;
-  FPRMSGWebApplicationInfo *webAppInfo;
-} FPRMSGApplicationInfo__storage_;
-
-// This method is threadsafe because it is initially called
-// in +initialize for each subclass.
-+ (GPBDescriptor *)descriptor {
-  static GPBDescriptor *descriptor = nil;
-  if (!descriptor) {
-    static GPBMessageFieldDescription fields[] = {
-      {
-        .name = "googleAppId",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGApplicationInfo_FieldNumber_GoogleAppId,
-        .hasIndex = 0,
-        .offset = (uint32_t)offsetof(FPRMSGApplicationInfo__storage_, googleAppId),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeString,
-      },
-      {
-        .name = "appInstanceId",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGApplicationInfo_FieldNumber_AppInstanceId,
-        .hasIndex = 1,
-        .offset = (uint32_t)offsetof(FPRMSGApplicationInfo__storage_, appInstanceId),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeString,
-      },
-      {
-        .name = "androidAppInfo",
-        .dataTypeSpecific.clazz = GPBObjCClass(FPRMSGAndroidApplicationInfo),
-        .number = FPRMSGApplicationInfo_FieldNumber_AndroidAppInfo,
-        .hasIndex = 2,
-        .offset = (uint32_t)offsetof(FPRMSGApplicationInfo__storage_, androidAppInfo),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeMessage,
-      },
-      {
-        .name = "iosAppInfo",
-        .dataTypeSpecific.clazz = GPBObjCClass(FPRMSGIosApplicationInfo),
-        .number = FPRMSGApplicationInfo_FieldNumber_IosAppInfo,
-        .hasIndex = 3,
-        .offset = (uint32_t)offsetof(FPRMSGApplicationInfo__storage_, iosAppInfo),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeMessage,
-      },
-      {
-        .name = "applicationProcessState",
-        .dataTypeSpecific.enumDescFunc = FPRMSGApplicationProcessState_EnumDescriptor,
-        .number = FPRMSGApplicationInfo_FieldNumber_ApplicationProcessState,
-        .hasIndex = 5,
-        .offset = (uint32_t)offsetof(FPRMSGApplicationInfo__storage_, applicationProcessState),
-        .flags = (GPBFieldFlags)(GPBFieldOptional | GPBFieldHasEnumDescriptor),
-        .dataType = GPBDataTypeEnum,
-      },
-      {
-        .name = "customAttributes",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGApplicationInfo_FieldNumber_CustomAttributes,
-        .hasIndex = GPBNoHasBit,
-        .offset = (uint32_t)offsetof(FPRMSGApplicationInfo__storage_, customAttributes),
-        .flags = GPBFieldMapKeyString,
-        .dataType = GPBDataTypeString,
-      },
-      {
-        .name = "webAppInfo",
-        .dataTypeSpecific.clazz = GPBObjCClass(FPRMSGWebApplicationInfo),
-        .number = FPRMSGApplicationInfo_FieldNumber_WebAppInfo,
-        .hasIndex = 4,
-        .offset = (uint32_t)offsetof(FPRMSGApplicationInfo__storage_, webAppInfo),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeMessage,
-      },
-    };
-    GPBDescriptor *localDescriptor =
-        [GPBDescriptor allocDescriptorForClass:[FPRMSGApplicationInfo class]
-                                     rootClass:[FPRMSGPerfMetricRoot class]
-                                          file:FPRMSGPerfMetricRoot_FileDescriptor()
-                                        fields:fields
-                                    fieldCount:(uint32_t)(sizeof(fields) / sizeof(GPBMessageFieldDescription))
-                                   storageSize:sizeof(FPRMSGApplicationInfo__storage_)
-                                         flags:(GPBDescriptorInitializationFlags)(GPBDescriptorInitializationFlag_UsesClassRefs | GPBDescriptorInitializationFlag_Proto3OptionalKnown)];
-    #if defined(DEBUG) && DEBUG
-      NSAssert(descriptor == nil, @"Startup recursed!");
-    #endif  // DEBUG
-    descriptor = localDescriptor;
-  }
-  return descriptor;
-}
-
-@end
-
-#pragma mark - FPRMSGWebApplicationInfo
-
-@implementation FPRMSGWebApplicationInfo
-
-@dynamic hasSdkVersion, sdkVersion;
-@dynamic hasPageURL, pageURL;
-@dynamic hasServiceWorkerStatus, serviceWorkerStatus;
-@dynamic hasVisibilityState, visibilityState;
-@dynamic hasEffectiveConnectionType, effectiveConnectionType;
-
-typedef struct FPRMSGWebApplicationInfo__storage_ {
-  uint32_t _has_storage_[1];
-  FPRMSGServiceWorkerStatus serviceWorkerStatus;
-  FPRMSGVisibilityState visibilityState;
-  FPRMSGEffectiveConnectionType effectiveConnectionType;
-  NSString *sdkVersion;
-  NSString *pageURL;
-} FPRMSGWebApplicationInfo__storage_;
-
-// This method is threadsafe because it is initially called
-// in +initialize for each subclass.
-+ (GPBDescriptor *)descriptor {
-  static GPBDescriptor *descriptor = nil;
-  if (!descriptor) {
-    static GPBMessageFieldDescription fields[] = {
-      {
-        .name = "sdkVersion",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGWebApplicationInfo_FieldNumber_SdkVersion,
-        .hasIndex = 0,
-        .offset = (uint32_t)offsetof(FPRMSGWebApplicationInfo__storage_, sdkVersion),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeString,
-      },
-      {
-        .name = "pageURL",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGWebApplicationInfo_FieldNumber_PageURL,
-        .hasIndex = 1,
-        .offset = (uint32_t)offsetof(FPRMSGWebApplicationInfo__storage_, pageURL),
-        .flags = (GPBFieldFlags)(GPBFieldOptional | GPBFieldTextFormatNameCustom),
-        .dataType = GPBDataTypeString,
-      },
-      {
-        .name = "serviceWorkerStatus",
-        .dataTypeSpecific.enumDescFunc = FPRMSGServiceWorkerStatus_EnumDescriptor,
-        .number = FPRMSGWebApplicationInfo_FieldNumber_ServiceWorkerStatus,
-        .hasIndex = 2,
-        .offset = (uint32_t)offsetof(FPRMSGWebApplicationInfo__storage_, serviceWorkerStatus),
-        .flags = (GPBFieldFlags)(GPBFieldOptional | GPBFieldHasEnumDescriptor),
-        .dataType = GPBDataTypeEnum,
-      },
-      {
-        .name = "visibilityState",
-        .dataTypeSpecific.enumDescFunc = FPRMSGVisibilityState_EnumDescriptor,
-        .number = FPRMSGWebApplicationInfo_FieldNumber_VisibilityState,
-        .hasIndex = 3,
-        .offset = (uint32_t)offsetof(FPRMSGWebApplicationInfo__storage_, visibilityState),
-        .flags = (GPBFieldFlags)(GPBFieldOptional | GPBFieldHasEnumDescriptor),
-        .dataType = GPBDataTypeEnum,
-      },
-      {
-        .name = "effectiveConnectionType",
-        .dataTypeSpecific.enumDescFunc = FPRMSGEffectiveConnectionType_EnumDescriptor,
-        .number = FPRMSGWebApplicationInfo_FieldNumber_EffectiveConnectionType,
-        .hasIndex = 4,
-        .offset = (uint32_t)offsetof(FPRMSGWebApplicationInfo__storage_, effectiveConnectionType),
-        .flags = (GPBFieldFlags)(GPBFieldOptional | GPBFieldHasEnumDescriptor),
-        .dataType = GPBDataTypeEnum,
-      },
-    };
-    GPBDescriptor *localDescriptor =
-        [GPBDescriptor allocDescriptorForClass:[FPRMSGWebApplicationInfo class]
-                                     rootClass:[FPRMSGPerfMetricRoot class]
-                                          file:FPRMSGPerfMetricRoot_FileDescriptor()
-                                        fields:fields
-                                    fieldCount:(uint32_t)(sizeof(fields) / sizeof(GPBMessageFieldDescription))
-                                   storageSize:sizeof(FPRMSGWebApplicationInfo__storage_)
-                                         flags:(GPBDescriptorInitializationFlags)(GPBDescriptorInitializationFlag_UsesClassRefs | GPBDescriptorInitializationFlag_Proto3OptionalKnown)];
-#if !GPBOBJC_SKIP_MESSAGE_TEXTFORMAT_EXTRAS
-    static const char *extraTextFormatInfo =
-        "\001\002\004\241!!\000";
-    [localDescriptor setupExtraTextInfo:extraTextFormatInfo];
-#endif  // !GPBOBJC_SKIP_MESSAGE_TEXTFORMAT_EXTRAS
-    #if defined(DEBUG) && DEBUG
-      NSAssert(descriptor == nil, @"Startup recursed!");
-    #endif  // DEBUG
-    descriptor = localDescriptor;
-  }
-  return descriptor;
-}
-
-@end
-
-#pragma mark - FPRMSGAndroidApplicationInfo
-
-@implementation FPRMSGAndroidApplicationInfo
-
-@dynamic hasPackageName, packageName;
-@dynamic hasSdkVersion, sdkVersion;
-@dynamic hasVersionName, versionName;
-
-typedef struct FPRMSGAndroidApplicationInfo__storage_ {
-  uint32_t _has_storage_[1];
-  NSString *packageName;
-  NSString *sdkVersion;
-  NSString *versionName;
-} FPRMSGAndroidApplicationInfo__storage_;
-
-// This method is threadsafe because it is initially called
-// in +initialize for each subclass.
-+ (GPBDescriptor *)descriptor {
-  static GPBDescriptor *descriptor = nil;
-  if (!descriptor) {
-    static GPBMessageFieldDescription fields[] = {
-      {
-        .name = "packageName",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGAndroidApplicationInfo_FieldNumber_PackageName,
-        .hasIndex = 0,
-        .offset = (uint32_t)offsetof(FPRMSGAndroidApplicationInfo__storage_, packageName),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeString,
-      },
-      {
-        .name = "sdkVersion",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGAndroidApplicationInfo_FieldNumber_SdkVersion,
-        .hasIndex = 1,
-        .offset = (uint32_t)offsetof(FPRMSGAndroidApplicationInfo__storage_, sdkVersion),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeString,
-      },
-      {
-        .name = "versionName",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGAndroidApplicationInfo_FieldNumber_VersionName,
-        .hasIndex = 2,
-        .offset = (uint32_t)offsetof(FPRMSGAndroidApplicationInfo__storage_, versionName),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeString,
-      },
-    };
-    GPBDescriptor *localDescriptor =
-        [GPBDescriptor allocDescriptorForClass:[FPRMSGAndroidApplicationInfo class]
-                                     rootClass:[FPRMSGPerfMetricRoot class]
-                                          file:FPRMSGPerfMetricRoot_FileDescriptor()
-                                        fields:fields
-                                    fieldCount:(uint32_t)(sizeof(fields) / sizeof(GPBMessageFieldDescription))
-                                   storageSize:sizeof(FPRMSGAndroidApplicationInfo__storage_)
-                                         flags:(GPBDescriptorInitializationFlags)(GPBDescriptorInitializationFlag_UsesClassRefs | GPBDescriptorInitializationFlag_Proto3OptionalKnown)];
-    #if defined(DEBUG) && DEBUG
-      NSAssert(descriptor == nil, @"Startup recursed!");
-    #endif  // DEBUG
-    descriptor = localDescriptor;
-  }
-  return descriptor;
-}
-
-@end
-
-#pragma mark - FPRMSGNetworkConnectionInfo
-
-@implementation FPRMSGNetworkConnectionInfo
-
-@dynamic hasNetworkType, networkType;
-@dynamic hasMobileSubtype, mobileSubtype;
-
-typedef struct FPRMSGNetworkConnectionInfo__storage_ {
-  uint32_t _has_storage_[1];
-  FPRMSGNetworkConnectionInfo_NetworkType networkType;
-  FPRMSGNetworkConnectionInfo_MobileSubtype mobileSubtype;
-} FPRMSGNetworkConnectionInfo__storage_;
-
-// This method is threadsafe because it is initially called
-// in +initialize for each subclass.
-+ (GPBDescriptor *)descriptor {
-  static GPBDescriptor *descriptor = nil;
-  if (!descriptor) {
-    static GPBMessageFieldDescriptionWithDefault fields[] = {
-      {
-        .defaultValue.valueEnum = FPRMSGNetworkConnectionInfo_NetworkType_None,
-        .core.name = "networkType",
-        .core.dataTypeSpecific.enumDescFunc = FPRMSGNetworkConnectionInfo_NetworkType_EnumDescriptor,
-        .core.number = FPRMSGNetworkConnectionInfo_FieldNumber_NetworkType,
-        .core.hasIndex = 0,
-        .core.offset = (uint32_t)offsetof(FPRMSGNetworkConnectionInfo__storage_, networkType),
-        .core.flags = (GPBFieldFlags)(GPBFieldOptional | GPBFieldHasDefaultValue | GPBFieldHasEnumDescriptor),
-        .core.dataType = GPBDataTypeEnum,
-      },
-      {
-        .defaultValue.valueEnum = FPRMSGNetworkConnectionInfo_MobileSubtype_UnknownMobileSubtype,
-        .core.name = "mobileSubtype",
-        .core.dataTypeSpecific.enumDescFunc = FPRMSGNetworkConnectionInfo_MobileSubtype_EnumDescriptor,
-        .core.number = FPRMSGNetworkConnectionInfo_FieldNumber_MobileSubtype,
-        .core.hasIndex = 1,
-        .core.offset = (uint32_t)offsetof(FPRMSGNetworkConnectionInfo__storage_, mobileSubtype),
-        .core.flags = (GPBFieldFlags)(GPBFieldOptional | GPBFieldHasDefaultValue | GPBFieldHasEnumDescriptor),
-        .core.dataType = GPBDataTypeEnum,
-      },
-    };
-    GPBDescriptor *localDescriptor =
-        [GPBDescriptor allocDescriptorForClass:[FPRMSGNetworkConnectionInfo class]
-                                     rootClass:[FPRMSGPerfMetricRoot class]
-                                          file:FPRMSGPerfMetricRoot_FileDescriptor()
-                                        fields:fields
-                                    fieldCount:(uint32_t)(sizeof(fields) / sizeof(GPBMessageFieldDescriptionWithDefault))
-                                   storageSize:sizeof(FPRMSGNetworkConnectionInfo__storage_)
-                                         flags:(GPBDescriptorInitializationFlags)(GPBDescriptorInitializationFlag_UsesClassRefs | GPBDescriptorInitializationFlag_Proto3OptionalKnown | GPBDescriptorInitializationFlag_FieldsWithDefault)];
-    #if defined(DEBUG) && DEBUG
-      NSAssert(descriptor == nil, @"Startup recursed!");
-    #endif  // DEBUG
-    descriptor = localDescriptor;
-  }
-  return descriptor;
-}
-
-@end
-
-#pragma mark - Enum FPRMSGNetworkConnectionInfo_NetworkType
-
-GPBEnumDescriptor *FPRMSGNetworkConnectionInfo_NetworkType_EnumDescriptor(void) {
-  static _Atomic(GPBEnumDescriptor*) descriptor = nil;
-  if (!descriptor) {
-    static const char *valueNames =
-        "None\000Mobile\000Wifi\000MobileMms\000MobileSupl\000Mo"
-        "bileDun\000MobileHipri\000Wimax\000Bluetooth\000Dumm"
-        "y\000Ethernet\000MobileFota\000MobileIms\000MobileCb"
-        "s\000WifiP2P\000MobileIa\000MobileEmergency\000Proxy"
-        "\000Vpn\000";
-    static const int32_t values[] = {
-        FPRMSGNetworkConnectionInfo_NetworkType_None,
-        FPRMSGNetworkConnectionInfo_NetworkType_Mobile,
-        FPRMSGNetworkConnectionInfo_NetworkType_Wifi,
-        FPRMSGNetworkConnectionInfo_NetworkType_MobileMms,
-        FPRMSGNetworkConnectionInfo_NetworkType_MobileSupl,
-        FPRMSGNetworkConnectionInfo_NetworkType_MobileDun,
-        FPRMSGNetworkConnectionInfo_NetworkType_MobileHipri,
-        FPRMSGNetworkConnectionInfo_NetworkType_Wimax,
-        FPRMSGNetworkConnectionInfo_NetworkType_Bluetooth,
-        FPRMSGNetworkConnectionInfo_NetworkType_Dummy,
-        FPRMSGNetworkConnectionInfo_NetworkType_Ethernet,
-        FPRMSGNetworkConnectionInfo_NetworkType_MobileFota,
-        FPRMSGNetworkConnectionInfo_NetworkType_MobileIms,
-        FPRMSGNetworkConnectionInfo_NetworkType_MobileCbs,
-        FPRMSGNetworkConnectionInfo_NetworkType_WifiP2P,
-        FPRMSGNetworkConnectionInfo_NetworkType_MobileIa,
-        FPRMSGNetworkConnectionInfo_NetworkType_MobileEmergency,
-        FPRMSGNetworkConnectionInfo_NetworkType_Proxy,
-        FPRMSGNetworkConnectionInfo_NetworkType_Vpn,
-    };
-    static const char *extraTextFormatInfo = "\001\016d\203\000";
-    GPBEnumDescriptor *worker =
-        [GPBEnumDescriptor allocDescriptorForName:GPBNSStringifySymbol(FPRMSGNetworkConnectionInfo_NetworkType)
-                                       valueNames:valueNames
-                                           values:values
-                                            count:(uint32_t)(sizeof(values) / sizeof(int32_t))
-                                     enumVerifier:FPRMSGNetworkConnectionInfo_NetworkType_IsValidValue
-                              extraTextFormatInfo:extraTextFormatInfo];
-    GPBEnumDescriptor *expected = nil;
-    if (!atomic_compare_exchange_strong(&descriptor, &expected, worker)) {
-      [worker release];
-    }
-  }
-  return descriptor;
-}
-
-BOOL FPRMSGNetworkConnectionInfo_NetworkType_IsValidValue(int32_t value__) {
-  switch (value__) {
-    case FPRMSGNetworkConnectionInfo_NetworkType_None:
-    case FPRMSGNetworkConnectionInfo_NetworkType_Mobile:
-    case FPRMSGNetworkConnectionInfo_NetworkType_Wifi:
-    case FPRMSGNetworkConnectionInfo_NetworkType_MobileMms:
-    case FPRMSGNetworkConnectionInfo_NetworkType_MobileSupl:
-    case FPRMSGNetworkConnectionInfo_NetworkType_MobileDun:
-    case FPRMSGNetworkConnectionInfo_NetworkType_MobileHipri:
-    case FPRMSGNetworkConnectionInfo_NetworkType_Wimax:
-    case FPRMSGNetworkConnectionInfo_NetworkType_Bluetooth:
-    case FPRMSGNetworkConnectionInfo_NetworkType_Dummy:
-    case FPRMSGNetworkConnectionInfo_NetworkType_Ethernet:
-    case FPRMSGNetworkConnectionInfo_NetworkType_MobileFota:
-    case FPRMSGNetworkConnectionInfo_NetworkType_MobileIms:
-    case FPRMSGNetworkConnectionInfo_NetworkType_MobileCbs:
-    case FPRMSGNetworkConnectionInfo_NetworkType_WifiP2P:
-    case FPRMSGNetworkConnectionInfo_NetworkType_MobileIa:
-    case FPRMSGNetworkConnectionInfo_NetworkType_MobileEmergency:
-    case FPRMSGNetworkConnectionInfo_NetworkType_Proxy:
-    case FPRMSGNetworkConnectionInfo_NetworkType_Vpn:
-      return YES;
-    default:
-      return NO;
-  }
-}
-
-#pragma mark - Enum FPRMSGNetworkConnectionInfo_MobileSubtype
-
-GPBEnumDescriptor *FPRMSGNetworkConnectionInfo_MobileSubtype_EnumDescriptor(void) {
-  static _Atomic(GPBEnumDescriptor*) descriptor = nil;
-  if (!descriptor) {
-    static const char *valueNames =
-        "UnknownMobileSubtype\000Gprs\000Edge\000Umts\000Cdma"
-        "\000Evdo0\000EvdoA\000Rtt\000Hsdpa\000Hsupa\000Hspa\000Iden\000E"
-        "vdoB\000Lte\000Ehrpd\000Hspap\000Gsm\000TdScdma\000Iwlan\000L"
-        "teCa\000Combined\000";
-    static const int32_t values[] = {
-        FPRMSGNetworkConnectionInfo_MobileSubtype_UnknownMobileSubtype,
-        FPRMSGNetworkConnectionInfo_MobileSubtype_Gprs,
-        FPRMSGNetworkConnectionInfo_MobileSubtype_Edge,
-        FPRMSGNetworkConnectionInfo_MobileSubtype_Umts,
-        FPRMSGNetworkConnectionInfo_MobileSubtype_Cdma,
-        FPRMSGNetworkConnectionInfo_MobileSubtype_Evdo0,
-        FPRMSGNetworkConnectionInfo_MobileSubtype_EvdoA,
-        FPRMSGNetworkConnectionInfo_MobileSubtype_Rtt,
-        FPRMSGNetworkConnectionInfo_MobileSubtype_Hsdpa,
-        FPRMSGNetworkConnectionInfo_MobileSubtype_Hsupa,
-        FPRMSGNetworkConnectionInfo_MobileSubtype_Hspa,
-        FPRMSGNetworkConnectionInfo_MobileSubtype_Iden,
-        FPRMSGNetworkConnectionInfo_MobileSubtype_EvdoB,
-        FPRMSGNetworkConnectionInfo_MobileSubtype_Lte,
-        FPRMSGNetworkConnectionInfo_MobileSubtype_Ehrpd,
-        FPRMSGNetworkConnectionInfo_MobileSubtype_Hspap,
-        FPRMSGNetworkConnectionInfo_MobileSubtype_Gsm,
-        FPRMSGNetworkConnectionInfo_MobileSubtype_TdScdma,
-        FPRMSGNetworkConnectionInfo_MobileSubtype_Iwlan,
-        FPRMSGNetworkConnectionInfo_MobileSubtype_LteCa,
-        FPRMSGNetworkConnectionInfo_MobileSubtype_Combined,
-    };
-    static const char *extraTextFormatInfo = "\001\005d\201\000";
-    GPBEnumDescriptor *worker =
-        [GPBEnumDescriptor allocDescriptorForName:GPBNSStringifySymbol(FPRMSGNetworkConnectionInfo_MobileSubtype)
-                                       valueNames:valueNames
-                                           values:values
-                                            count:(uint32_t)(sizeof(values) / sizeof(int32_t))
-                                     enumVerifier:FPRMSGNetworkConnectionInfo_MobileSubtype_IsValidValue
-                              extraTextFormatInfo:extraTextFormatInfo];
-    GPBEnumDescriptor *expected = nil;
-    if (!atomic_compare_exchange_strong(&descriptor, &expected, worker)) {
-      [worker release];
-    }
-  }
-  return descriptor;
-}
-
-BOOL FPRMSGNetworkConnectionInfo_MobileSubtype_IsValidValue(int32_t value__) {
-  switch (value__) {
-    case FPRMSGNetworkConnectionInfo_MobileSubtype_UnknownMobileSubtype:
-    case FPRMSGNetworkConnectionInfo_MobileSubtype_Gprs:
-    case FPRMSGNetworkConnectionInfo_MobileSubtype_Edge:
-    case FPRMSGNetworkConnectionInfo_MobileSubtype_Umts:
-    case FPRMSGNetworkConnectionInfo_MobileSubtype_Cdma:
-    case FPRMSGNetworkConnectionInfo_MobileSubtype_Evdo0:
-    case FPRMSGNetworkConnectionInfo_MobileSubtype_EvdoA:
-    case FPRMSGNetworkConnectionInfo_MobileSubtype_Rtt:
-    case FPRMSGNetworkConnectionInfo_MobileSubtype_Hsdpa:
-    case FPRMSGNetworkConnectionInfo_MobileSubtype_Hsupa:
-    case FPRMSGNetworkConnectionInfo_MobileSubtype_Hspa:
-    case FPRMSGNetworkConnectionInfo_MobileSubtype_Iden:
-    case FPRMSGNetworkConnectionInfo_MobileSubtype_EvdoB:
-    case FPRMSGNetworkConnectionInfo_MobileSubtype_Lte:
-    case FPRMSGNetworkConnectionInfo_MobileSubtype_Ehrpd:
-    case FPRMSGNetworkConnectionInfo_MobileSubtype_Hspap:
-    case FPRMSGNetworkConnectionInfo_MobileSubtype_Gsm:
-    case FPRMSGNetworkConnectionInfo_MobileSubtype_TdScdma:
-    case FPRMSGNetworkConnectionInfo_MobileSubtype_Iwlan:
-    case FPRMSGNetworkConnectionInfo_MobileSubtype_LteCa:
-    case FPRMSGNetworkConnectionInfo_MobileSubtype_Combined:
-      return YES;
-    default:
-      return NO;
-  }
-}
-
-#pragma mark - FPRMSGIosApplicationInfo
-
-@implementation FPRMSGIosApplicationInfo
-
-@dynamic hasSdkVersion, sdkVersion;
-@dynamic hasBundleShortVersion, bundleShortVersion;
-@dynamic hasMccMnc, mccMnc;
-@dynamic hasNetworkConnectionInfo, networkConnectionInfo;
-
-typedef struct FPRMSGIosApplicationInfo__storage_ {
-  uint32_t _has_storage_[1];
-  NSString *sdkVersion;
-  NSString *bundleShortVersion;
-  NSString *mccMnc;
-  FPRMSGNetworkConnectionInfo *networkConnectionInfo;
-} FPRMSGIosApplicationInfo__storage_;
-
-// This method is threadsafe because it is initially called
-// in +initialize for each subclass.
-+ (GPBDescriptor *)descriptor {
-  static GPBDescriptor *descriptor = nil;
-  if (!descriptor) {
-    static GPBMessageFieldDescription fields[] = {
-      {
-        .name = "sdkVersion",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGIosApplicationInfo_FieldNumber_SdkVersion,
-        .hasIndex = 0,
-        .offset = (uint32_t)offsetof(FPRMSGIosApplicationInfo__storage_, sdkVersion),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeString,
-      },
-      {
-        .name = "bundleShortVersion",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGIosApplicationInfo_FieldNumber_BundleShortVersion,
-        .hasIndex = 1,
-        .offset = (uint32_t)offsetof(FPRMSGIosApplicationInfo__storage_, bundleShortVersion),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeString,
-      },
-      {
-        .name = "mccMnc",
-        .dataTypeSpecific.clazz = Nil,
-        .number = FPRMSGIosApplicationInfo_FieldNumber_MccMnc,
-        .hasIndex = 2,
-        .offset = (uint32_t)offsetof(FPRMSGIosApplicationInfo__storage_, mccMnc),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeString,
-      },
-      {
-        .name = "networkConnectionInfo",
-        .dataTypeSpecific.clazz = GPBObjCClass(FPRMSGNetworkConnectionInfo),
-        .number = FPRMSGIosApplicationInfo_FieldNumber_NetworkConnectionInfo,
-        .hasIndex = 3,
-        .offset = (uint32_t)offsetof(FPRMSGIosApplicationInfo__storage_, networkConnectionInfo),
-        .flags = GPBFieldOptional,
-        .dataType = GPBDataTypeMessage,
-      },
-    };
-    GPBDescriptor *localDescriptor =
-        [GPBDescriptor allocDescriptorForClass:[FPRMSGIosApplicationInfo class]
-                                     rootClass:[FPRMSGPerfMetricRoot class]
-                                          file:FPRMSGPerfMetricRoot_FileDescriptor()
-                                        fields:fields
-                                    fieldCount:(uint32_t)(sizeof(fields) / sizeof(GPBMessageFieldDescription))
-                                   storageSize:sizeof(FPRMSGIosApplicationInfo__storage_)
-                                         flags:(GPBDescriptorInitializationFlags)(GPBDescriptorInitializationFlag_UsesClassRefs | GPBDescriptorInitializationFlag_Proto3OptionalKnown)];
-    #if defined(DEBUG) && DEBUG
-      NSAssert(descriptor == nil, @"Startup recursed!");
-    #endif  // DEBUG
-    descriptor = localDescriptor;
-  }
-  return descriptor;
-}
-
-@end
-
-#pragma mark - FPRMSGTransportInfo
-
-@implementation FPRMSGTransportInfo
-
-@dynamic hasDispatchDestination, dispatchDestination;
-
-typedef struct FPRMSGTransportInfo__storage_ {
-  uint32_t _has_storage_[1];
-  FPRMSGTransportInfo_DispatchDestination dispatchDestination;
-} FPRMSGTransportInfo__storage_;
-
-// This method is threadsafe because it is initially called
-// in +initialize for each subclass.
-+ (GPBDescriptor *)descriptor {
-  static GPBDescriptor *descriptor = nil;
-  if (!descriptor) {
-    static GPBMessageFieldDescription fields[] = {
-      {
-        .name = "dispatchDestination",
-        .dataTypeSpecific.enumDescFunc = FPRMSGTransportInfo_DispatchDestination_EnumDescriptor,
-        .number = FPRMSGTransportInfo_FieldNumber_DispatchDestination,
-        .hasIndex = 0,
-        .offset = (uint32_t)offsetof(FPRMSGTransportInfo__storage_, dispatchDestination),
-        .flags = (GPBFieldFlags)(GPBFieldOptional | GPBFieldHasEnumDescriptor),
-        .dataType = GPBDataTypeEnum,
-      },
-    };
-    GPBDescriptor *localDescriptor =
-        [GPBDescriptor allocDescriptorForClass:[FPRMSGTransportInfo class]
-                                     rootClass:[FPRMSGPerfMetricRoot class]
-                                          file:FPRMSGPerfMetricRoot_FileDescriptor()
-                                        fields:fields
-                                    fieldCount:(uint32_t)(sizeof(fields) / sizeof(GPBMessageFieldDescription))
-                                   storageSize:sizeof(FPRMSGTransportInfo__storage_)
-                                         flags:(GPBDescriptorInitializationFlags)(GPBDescriptorInitializationFlag_UsesClassRefs | GPBDescriptorInitializationFlag_Proto3OptionalKnown)];
-    #if defined(DEBUG) && DEBUG
-      NSAssert(descriptor == nil, @"Startup recursed!");
-    #endif  // DEBUG
-    descriptor = localDescriptor;
-  }
-  return descriptor;
-}
-
-@end
-
-#pragma mark - Enum FPRMSGTransportInfo_DispatchDestination
-
-GPBEnumDescriptor *FPRMSGTransportInfo_DispatchDestination_EnumDescriptor(void) {
-  static _Atomic(GPBEnumDescriptor*) descriptor = nil;
-  if (!descriptor) {
-    static const char *valueNames =
-        "SourceUnknown\000FlLegacyV1\000";
-    static const int32_t values[] = {
-        FPRMSGTransportInfo_DispatchDestination_SourceUnknown,
-        FPRMSGTransportInfo_DispatchDestination_FlLegacyV1,
-    };
-    GPBEnumDescriptor *worker =
-        [GPBEnumDescriptor allocDescriptorForName:GPBNSStringifySymbol(FPRMSGTransportInfo_DispatchDestination)
-                                       valueNames:valueNames
-                                           values:values
-                                            count:(uint32_t)(sizeof(values) / sizeof(int32_t))
-                                     enumVerifier:FPRMSGTransportInfo_DispatchDestination_IsValidValue];
-    GPBEnumDescriptor *expected = nil;
-    if (!atomic_compare_exchange_strong(&descriptor, &expected, worker)) {
-      [worker release];
-    }
-  }
-  return descriptor;
-}
-
-BOOL FPRMSGTransportInfo_DispatchDestination_IsValidValue(int32_t value__) {
-  switch (value__) {
-    case FPRMSGTransportInfo_DispatchDestination_SourceUnknown:
-    case FPRMSGTransportInfo_DispatchDestination_FlLegacyV1:
-      return YES;
-    default:
-      return NO;
-  }
-}
-
-
-#pragma clang diagnostic pop
-
-// @@protoc_insertion_point(global_scope)

FirebasePerformance/ProtoSupport/Protos/perf_metric.options

@@ -0,0 +1,59 @@
+# Copyright 2021 Google
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+# Options for perf_metric.proto
+
+firebase.perf.v1.TraceMetric.name type:FT_POINTER
+firebase.perf.v1.TraceMetric.counters type:FT_POINTER
+firebase.perf.v1.TraceMetric.CountersEntry.key type:FT_POINTER
+firebase.perf.v1.TraceMetric.subtraces type:FT_POINTER
+firebase.perf.v1.TraceMetric.custom_attributes type:FT_POINTER
+firebase.perf.v1.TraceMetric.CustomAttributesEntry.key type:FT_POINTER
+firebase.perf.v1.TraceMetric.CustomAttributesEntry.value type:FT_POINTER
+firebase.perf.v1.TraceMetric.perf_sessions type:FT_POINTER
+
+firebase.perf.v1.NetworkRequestMetric.url type:FT_POINTER
+firebase.perf.v1.NetworkRequestMetric.response_content_type type:FT_POINTER
+firebase.perf.v1.NetworkRequestMetric.custom_attributes type:FT_POINTER
+firebase.perf.v1.NetworkRequestMetric.CustomAttributesEntry.key type:FT_POINTER
+firebase.perf.v1.NetworkRequestMetric.CustomAttributesEntry.value type:FT_POINTER
+firebase.perf.v1.NetworkRequestMetric.perf_sessions type:FT_POINTER
+
+firebase.perf.v1.PerfSession.session_id type:FT_POINTER
+firebase.perf.v1.PerfSession.session_verbosity type:FT_POINTER
+
+firebase.perf.v1.GaugeMetric.session_id type:FT_POINTER
+firebase.perf.v1.GaugeMetric.cpu_metric_readings type:FT_POINTER
+firebase.perf.v1.GaugeMetric.android_memory_readings type:FT_POINTER
+firebase.perf.v1.GaugeMetric.ios_memory_readings type:FT_POINTER
+
+firebase.perf.v1.GaugeMetadata.process_name type:FT_POINTER
+
+firebase.perf.v1.ApplicationInfo.google_app_id type:FT_POINTER
+firebase.perf.v1.ApplicationInfo.app_instance_id type:FT_POINTER
+firebase.perf.v1.ApplicationInfo.custom_attributes type:FT_POINTER
+firebase.perf.v1.ApplicationInfo.CustomAttributesEntry.key type:FT_POINTER
+firebase.perf.v1.ApplicationInfo.CustomAttributesEntry.value type:FT_POINTER
+
+firebase.perf.v1.WebApplicationInfo.sdk_version type:FT_POINTER
+firebase.perf.v1.WebApplicationInfo.page_url type:FT_POINTER
+
+firebase.perf.v1.AndroidApplicationInfo.package_name type:FT_POINTER
+firebase.perf.v1.AndroidApplicationInfo.sdk_version type:FT_POINTER
+firebase.perf.v1.AndroidApplicationInfo.version_name type:FT_POINTER
+
+firebase.perf.v1.IosApplicationInfo.sdk_version type:FT_POINTER
+firebase.perf.v1.IosApplicationInfo.bundle_short_version type:FT_POINTER
+firebase.perf.v1.IosApplicationInfo.mcc_mnc type:FT_POINTER

FirebasePerformance/ProtoSupport/README.md

@@ -0,0 +1,6 @@
+To build the protos:
+- `brew install protobuf`
+- Verify version in generate_protos.sh
+- `./generate_protos.sh`
+
+Make sure to [re-generate the project](https://github.com/firebase/firebase-ios-sdk/blob/master/FirebasePerformance#to-develop-on-firebase-performance) after protos are built.

FirebasePerformance/ProtoSupport/generate_protos.sh

@@ -0,0 +1,56 @@
+#!/bin/bash
+
+# Copyright 2021 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+# Example usage:
+# ./generate_protos.sh <path to nanopb>
+
+# Dependencies: git, protobuf, python-protobuf, pyinstaller
+
+readonly DIR="$( git rev-parse --show-toplevel )"
+
+# Current release of nanopb being used  to build the CCT protos
+readonly NANOPB_VERSION="0.3.9.8"
+readonly NANOPB_TEMPDIR="${DIR}/FirebasePerformance/nanopb_temp"
+
+readonly LIBRARY_DIR="${DIR}/FirebasePerformance/Sources/"
+readonly PROTO_DIR="${DIR}/FirebasePerformance/ProtoSupport/Protos/"
+readonly PROTOGEN_DIR="${LIBRARY_DIR}/Protogen/"
+
+rm -rf "${NANOPB_TEMPDIR}"
+
+echo "Downloading nanopb..."
+git clone --branch "${NANOPB_VERSION}" https://github.com/nanopb/nanopb.git "${NANOPB_TEMPDIR}"
+
+echo "Building nanopb..."
+pushd "${NANOPB_TEMPDIR}"
+./tools/make_mac_package.sh
+GIT_DESCRIPTION=`git describe --always`-macosx-x86
+NANOPB_BIN_DIR="dist/${GIT_DESCRIPTION}"
+popd
+
+echo "Removing existing generated proto files..."
+rm -rf "${PROTOGEN_DIR}/*"
+
+echo "Generating Perf_metric protos..."
+python "${DIR}/FirebasePerformance/ProtoSupport/proto_generator.py" \
+  --nanopb \
+  --protos_dir="${PROTO_DIR}" \
+  --pythonpath="${NANOPB_TEMPDIR}/${NANOPB_BIN_DIR}/generator" \
+  --output_dir="${PROTOGEN_DIR}" \
+  --include="${PROTO_DIR}"
+
+rm -rf "${NANOPB_TEMPDIR}"

FirebasePerformance/ProtoSupport/nanopb_objc_generator.py

@@ -0,0 +1,221 @@
+#!/usr/bin/env python
+
+# Copyright 2021 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""Generates and massages protocol buffer outputs.
+"""
+
+from __future__ import print_function
+
+import sys
+
+import io
+import nanopb_generator as nanopb
+import os
+import os.path
+import shlex
+
+from google.protobuf.descriptor_pb2 import FieldDescriptorProto
+
+# The plugin_pb2 package loads descriptors on import, but doesn't defend
+# against multiple imports. Reuse the plugin package as loaded by the
+# nanopb_generator.
+plugin_pb2 = nanopb.plugin_pb2
+nanopb_pb2 = nanopb.nanopb_pb2
+
+
+def main():
+  # Parse request
+  data = io.open(sys.stdin.fileno(), 'rb').read()
+  request = plugin_pb2.CodeGeneratorRequest.FromString(data)
+
+  # Preprocess inputs, changing types and nanopb defaults
+  options = nanopb_parse_options(request)
+  use_anonymous_oneof(request)
+  use_bytes_for_strings(request)
+
+  # Generate code
+  parsed_files = nanopb_parse_files(request, options)
+  results = nanopb_generate(request, options, parsed_files)
+  response = nanopb_write(results)
+
+  # Write to stdout
+  io.open(sys.stdout.fileno(), 'wb').write(response.SerializeToString())
+
+
+def use_anonymous_oneof(request):
+  """Use anonymous unions for oneofs if they're the only one in a message.
+
+  Equivalent to setting this option on messages where it applies:
+
+    option (nanopb).anonymous_oneof = true;
+
+  Args:
+    request: A CodeGeneratorRequest from protoc. The descriptors are modified
+      in place.
+  """
+  for _, message_type in iterate_messages(request):
+    if len(message_type.oneof_decl) == 1:
+      ext = message_type.options.Extensions[nanopb_pb2.nanopb_msgopt]
+      ext.anonymous_oneof = True
+
+
+def use_bytes_for_strings(request):
+  """Always use the bytes type instead of string.
+
+  By default, nanopb renders proto strings as having the C type char* and does
+  not include a separate size field, getting the length of the string via
+  strlen(). Unfortunately this prevents using strings with embedded nulls,
+  which is something the wire format supports.
+
+  Fortunately, string and bytes proto fields are identical on the wire and
+  nanopb's bytes representation does have an explicit length, so this function
+  changes the types of all string fields to bytes. The generated code will now
+  contain pb_bytes_array_t.
+
+  There's no nanopb or proto option to control this behavior. The equivalent
+  would be to hand edit all the .proto files :-(.
+
+  Args:
+    request: A CodeGeneratorRequest from protoc. The descriptors are modified
+      in place.
+  """
+  for names, message_type in iterate_messages(request):
+    for field in message_type.field:
+      if field.type == FieldDescriptorProto.TYPE_STRING:
+        field.type = FieldDescriptorProto.TYPE_BYTES
+
+
+def iterate_messages(request):
+  """Iterates over all messages in all files in the request.
+
+  Args:
+    request: A CodeGeneratorRequest passed by protoc.
+
+  Yields:
+    names: a nanopb.Names object giving a qualified name for the message
+    message_type: a DescriptorProto for the message.
+  """
+  for fdesc in request.proto_file:
+    for names, message_type in nanopb.iterate_messages(fdesc):
+      yield names, message_type
+
+
+def nanopb_parse_options(request):
+  """Parses nanopb_generator command-line options from the given request.
+
+  Args:
+    request: A CodeGeneratorRequest passed by protoc.
+
+  Returns:
+    Nanopb's options object, obtained via optparser.
+  """
+  # Parse options the same as nanopb_generator.main_plugin() does.
+  args = shlex.split(request.parameter)
+  options, _ = nanopb.optparser.parse_args(args)
+
+  # Force certain options
+  options.extension = '.nanopb'
+  options.verbose = True
+
+  # Replicate options setup from nanopb_generator.main_plugin.
+  nanopb.Globals.verbose_options = options.verbose
+
+  # Google's protoc does not currently indicate the full path of proto files.
+  # Instead always add the main file path to the search dirs, that works for
+  # the common case.
+  options.options_path.append(os.path.dirname(request.file_to_generate[0]))
+  return options
+
+
+def nanopb_parse_files(request, options):
+  """Parses the files in the given request into nanopb ProtoFile objects.
+
+  Args:
+    request: A CodeGeneratorRequest, as passed by protoc.
+    options: The command-line options from nanopb_parse_options.
+
+  Returns:
+    A dictionary of filename to nanopb.ProtoFile objects, each one representing
+    the parsed form of a FileDescriptor in the request.
+  """
+  # Process any include files first, in order to have them
+  # available as dependencies
+  parsed_files = {}
+  for fdesc in request.proto_file:
+    parsed_files[fdesc.name] = nanopb.parse_file(fdesc.name, fdesc, options)
+
+  return parsed_files
+
+
+def nanopb_generate(request, options, parsed_files):
+  """Generates C sources from the given parsed files.
+
+  Args:
+    request: A CodeGeneratorRequest, as passed by protoc.
+    options: The command-line options from nanopb_parse_options.
+    parsed_files: A dictionary of filename to nanopb.ProtoFile, as returned by
+      nanopb_parse_files().
+
+  Returns:
+    A list of nanopb output dictionaries, each one representing the code
+    generation result for each file to generate. The output dictionaries have
+    the following form:
+
+        {
+          'headername': Name of header file, ending in .h,
+          'headerdata': Contents of the header file,
+          'sourcename': Name of the source code file, ending in .c,
+          'sourcedata': Contents of the source code file
+        }
+  """
+  output = []
+
+  for filename in request.file_to_generate:
+    for fdesc in request.proto_file:
+      if fdesc.name == filename:
+        results = nanopb.process_file(filename, fdesc, options, parsed_files)
+        output.append(results)
+
+  return output
+
+
+def nanopb_write(results):
+  """Translates nanopb output dictionaries to a CodeGeneratorResponse.
+
+  Args:
+    results: A list of generated source dictionaries, as returned by
+      nanopb_generate().
+
+  Returns:
+    A CodeGeneratorResponse describing the result of the code generation
+    process to protoc.
+  """
+  response = plugin_pb2.CodeGeneratorResponse()
+
+  for result in results:
+    f = response.file.add()
+    f.name = result['headername']
+    f.content = result['headerdata']
+
+    f = response.file.add()
+    f.name = result['sourcename']
+    f.content = result['sourcedata']
+
+  return response
+
+
+if __name__ == '__main__':
+  main()

FirebasePerformance/ProtoSupport/proto_generator.py

@@ -0,0 +1,324 @@
+#! /usr/bin/env python
+
+# Copyright 2021 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""Generates and massages protocol buffer outputs.
+
+Example usage:
+
+python FirebasePerformance/ProtoSupport/proto_generator.py \
+  --nanopb \
+  --protos_dir=FirebasePerformance/ProtoSupport/Protos/ \
+  --pythonpath=~/Downloads/nanopb-0.3.9.8-macosx-x86/generator/ \
+  --output_dir=FirebasePerformance/Sources//Protogen/ \
+  --include=FirebasePerformance/ProtoSupport/Protos/
+"""
+
+from __future__ import print_function
+
+import sys
+
+import argparse
+import os
+import os.path
+import re
+import subprocess
+
+OBJC_GENERATOR='nanopb_objc_generator.py'
+
+COPYRIGHT_NOTICE = '''
+/*
+ * Copyright 2021 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+'''.lstrip()
+
+
+def main():
+  parser = argparse.ArgumentParser(
+      description='Generates proto messages.')
+  parser.add_argument(
+      '--nanopb', action='store_true',
+      help='Generates nanopb messages.')
+  parser.add_argument(
+      '--objc', action='store_true',
+      help='Generates Objective-C messages.')
+  parser.add_argument(
+      '--protos_dir',
+      help='Source directory containing .proto files.')
+  parser.add_argument(
+      '--output_dir', '-d',
+      help='Directory to write files; subdirectories will be created.')
+  parser.add_argument(
+      '--protoc', default='protoc',
+      help='Location of the protoc executable')
+  parser.add_argument(
+      '--pythonpath',
+      help='Location of the protoc python library.')
+  parser.add_argument(
+      '--include', '-I', action='append', default=[],
+      help='Adds INCLUDE to the proto path.')
+
+
+  args = parser.parse_args()
+  if args.nanopb is None and args.objc is None:
+    parser.print_help()
+    sys.exit(1)
+
+  if args.protos_dir is None:
+    root_dir = os.path.abspath(os.path.dirname(__file__))
+    args.protos_dir = os.path.join(root_dir, 'protos')
+
+  if args.output_dir is None:
+    root_dir = os.path.abspath(os.path.dirname(__file__))
+    args.output_dir = os.path.join(root_dir, 'protogen-please-supply-an-outputdir')
+
+  all_proto_files = collect_files(args.protos_dir, '.proto')
+  if args.nanopb:
+    NanopbGenerator(args, all_proto_files).run()
+
+  proto_files = remove_well_known_protos(all_proto_files)
+
+  if args.objc:
+    ObjcProtobufGenerator(args, proto_files).run()
+
+
+class NanopbGenerator(object):
+  """Builds and runs the nanopb plugin to protoc."""
+
+  def __init__(self, args, proto_files):
+    self.args = args
+    self.proto_files = proto_files
+
+  def run(self):
+    """Performs the action of the generator."""
+
+    nanopb_out = os.path.join(self.args.output_dir, 'nanopb')
+    mkdir(nanopb_out)
+
+    self.__run_generator(nanopb_out)
+
+    sources = collect_files(nanopb_out, '.nanopb.h', '.nanopb.c')
+    post_process_files(
+        sources,
+        add_copyright,
+        nanopb_remove_extern_c,
+        nanopb_rename_delete,
+        nanopb_use_module_import
+    )
+
+  def __run_generator(self, out_dir):
+    """Invokes protoc using the nanopb plugin."""
+    cmd = protoc_command(self.args)
+
+    gen = os.path.join(os.path.dirname(__file__), OBJC_GENERATOR)
+    cmd.append('--plugin=protoc-gen-nanopb=%s' % gen)
+
+    nanopb_flags = [
+        '--extension=.nanopb',
+        '--source-extension=.c',
+        '--no-timestamp'
+    ]
+    nanopb_flags.extend(['-I%s' % path for path in self.args.include])
+    cmd.append('--nanopb_out=%s:%s' % (' '.join(nanopb_flags), out_dir))
+
+    cmd.extend(self.proto_files)
+    run_protoc(self.args, cmd)
+
+
+def protoc_command(args):
+  """Composes the initial protoc command-line including its include path."""
+  cmd = [args.protoc]
+  if args.include is not None:
+    cmd.extend(['-I=%s' % path for path in args.include])
+  return cmd
+
+
+def run_protoc(args, cmd):
+  """Actually runs the given protoc command.
+
+  Args:
+    args: The command-line args (including pythonpath)
+    cmd: The command to run expressed as a list of strings
+  """
+
+  kwargs = {}
+  if args.pythonpath:
+    env = os.environ.copy()
+    old_path = env.get('PYTHONPATH')
+    env['PYTHONPATH'] = os.path.expanduser(args.pythonpath)
+    if old_path is not None:
+      env['PYTHONPATH'] += os.pathsep + old_path
+    kwargs['env'] = env
+
+  try:
+    print(subprocess.check_output(cmd, stderr=subprocess.STDOUT, **kwargs))
+  except subprocess.CalledProcessError as error:
+    print('command failed: ', ' '.join(cmd), '\nerror: ', error.output)
+
+
+def remove_well_known_protos(filenames):
+  """Remove "well-known" protos for objc.
+
+  On those platforms we get these for free as a part of the protobuf runtime.
+  We only need them for nanopb.
+
+  Args:
+    filenames: A list of filenames, each naming a .proto file.
+
+  Returns:
+    The filenames with members of google/protobuf removed.
+  """
+
+  return [f for f in filenames if 'protos/google/protobuf/' not in f]
+
+
+def post_process_files(filenames, *processors):
+  for filename in filenames:
+    lines = []
+    with open(filename, 'r') as fd:
+      lines = fd.readlines()
+
+    for processor in processors:
+      lines = processor(lines)
+
+    write_file(filename, lines)
+
+
+def write_file(filename, lines):
+  mkdir(os.path.dirname(filename))
+  with open(filename, 'w') as fd:
+    fd.write(''.join(lines))
+
+
+def add_copyright(lines):
+  """Adds a copyright notice to the lines."""
+  result = [COPYRIGHT_NOTICE, '\n']
+  result.extend(lines)
+  return result
+
+
+def nanopb_remove_extern_c(lines):
+  """Removes extern "C" directives from nanopb code.
+
+  Args:
+    lines: A nanobp-generated source file, split into lines.
+  Returns:
+    A list of strings, similar to the input but modified to remove extern "C".
+  """
+  result = []
+  state = 'initial'
+  for line in lines:
+    if state == 'initial':
+      if '#ifdef __cplusplus' in line:
+        state = 'in-ifdef'
+        continue
+
+      result.append(line)
+
+    elif state == 'in-ifdef':
+      if '#endif' in line:
+        state = 'initial'
+
+  return result
+
+
+def nanopb_rename_delete(lines):
+  """Renames a delete symbol to delete_.
+
+  If a proto uses a field named 'delete', nanopb happily uses that in the
+  message definition. Works fine for C; not so much for C++.
+
+  Args:
+    lines: The lines to fix.
+
+  Returns:
+    The lines, fixed.
+  """
+  delete_keyword = re.compile(r'\bdelete\b')
+  return [delete_keyword.sub('delete_', line) for line in lines]
+
+
+def nanopb_use_module_import(lines):
+  """Changes #include <pb.h> to include <nanopb/pb.h>""" # Don't let Copybara alter these lines.
+  return [line.replace('#include <pb.h>', '{}include <nanopb/pb.h>'.format("#")) for line in lines]
+
+
+def strip_trailing_whitespace(lines):
+  """Removes trailing whitespace from the given lines."""
+  return [line.rstrip() + '\n' for line in lines]
+
+
+def objc_flatten_imports(lines):
+  """Flattens the import statements for compatibility with CocoaPods."""
+
+  long_import = re.compile(r'#import ".*/')
+  return [long_import.sub('#import "', line) for line in lines]
+
+
+def objc_strip_extension_registry(lines):
+  """Removes extensionRegistry methods from the classes."""
+  skip = False
+  result = []
+  for line in lines:
+    if '+ (GPBExtensionRegistry*)extensionRegistry {' in line:
+      skip = True
+    if not skip:
+      result.append(line)
+    elif line == '}\n':
+      skip = False
+
+  return result
+
+
+def collect_files(root_dir, *extensions):
+  """Finds files with the given extensions in the root_dir.
+
+  Args:
+    root_dir: The directory from which to start traversing.
+    *extensions: Filename extensions (including the leading dot) to find.
+
+  Returns:
+    A list of filenames, all starting with root_dir, that have one of the given
+    extensions.
+  """
+  result = []
+  for root, _, files in os.walk(root_dir):
+    for basename in files:
+      for ext in extensions:
+        if basename.endswith(ext):
+          filename = os.path.join(root, basename)
+          result.append(filename)
+  return result
+
+
+def mkdir(dirname):
+  if not os.path.isdir(dirname):
+    os.makedirs(dirname)
+
+
+if __name__ == '__main__':
+  main()

FirebasePerformance/Sources/AppActivity/FPRAppActivityTracker.h

@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-#import "FirebasePerformance/Sources/Public/FIRTrace.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRTrace.h"
 
 FOUNDATION_EXTERN NSString *__nonnull const kFPRAppStartTraceName;
 FOUNDATION_EXTERN NSString *__nonnull const kFPRAppStartStageNameTimeToUI;

FirebasePerformance/Sources/FIRPerformance+Internal.h

@@ -12,8 +12,8 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-#import "FirebasePerformance/Sources/Public/FIRPerformance.h"
-#import "FirebasePerformance/Sources/Public/FIRPerformanceAttributable.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRPerformance.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRPerformanceAttributable.h"
 
 /**
  * Extension that is added on top of the class FIRPerformance to make certain methods used

FirebasePerformance/Sources/FIRPerformance.m

@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-#import "FirebasePerformance/Sources/Public/FIRPerformance.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRPerformance.h"
 #import "FirebasePerformance/Sources/FIRPerformance+Internal.h"
 #import "FirebasePerformance/Sources/FIRPerformance_Private.h"
 

FirebasePerformance/Sources/FIRPerformance_Private.h

@@ -13,7 +13,7 @@
 // limitations under the License.
 
 #import "FirebasePerformance/Sources/FPRClient.h"
-#import "FirebasePerformance/Sources/Public/FIRPerformance.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRPerformance.h"
 
 /**
  * Extension that is added on top of the class FIRPerformances to make the private properties

FirebasePerformance/Sources/FPRClient+Private.h

@@ -12,8 +12,8 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-#import "FirebasePerformance/ProtoSupport/PerfMetric.pbobjc.h"
 #import "FirebasePerformance/Sources/FPRClient.h"
+#import "FirebasePerformance/Sources/Protogen/nanopb/perf_metric.nanopb.h"
 
 @class FPRGDTLogger;
 @class FPRConfigurations;
@@ -62,9 +62,9 @@
  */
 + (void)cleanupClearcutCacheDirectory;
 
-/** Performs post processing and logs a FPRMSGPerfMetric object to Google Data Transport.
- *  @param event Reference to a FPRMSGPerfMetric proto object.
+/** Performs post processing and logs a firebase_perf_v1_PerfMetric object to Google Data Transport.
+ *  @param event Reference to a firebase_perf_v1_PerfMetric proto object.
  */
-- (void)processAndLogEvent:(FPRMSGPerfMetric *)event;
+- (void)processAndLogEvent:(firebase_perf_v1_PerfMetric)event;
 
 @end

FirebasePerformance/Sources/FPRClient.h

@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-#import "FirebasePerformance/Sources/Public/FIRTrace.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRTrace.h"
 
 #import "FirebasePerformance/Sources/FPRConfiguration.h"
 #import "FirebasePerformance/Sources/Gauges/FPRGaugeManager.h"

FirebasePerformance/Sources/FPRClient.m

@@ -25,18 +25,16 @@
 #import "FirebasePerformance/Sources/Configurations/FPRConfigurations.h"
 #import "FirebasePerformance/Sources/Configurations/FPRRemoteConfigFlags.h"
 #import "FirebasePerformance/Sources/FPRConsoleLogger.h"
-#import "FirebasePerformance/Sources/FPRProtoUtils.h"
+#import "FirebasePerformance/Sources/FPRNanoPbUtils.h"
 #import "FirebasePerformance/Sources/Instrumentation/FPRInstrumentation.h"
 #import "FirebasePerformance/Sources/Loggers/FPRGDTLogger.h"
 #import "FirebasePerformance/Sources/Timer/FIRTrace+Internal.h"
 #import "FirebasePerformance/Sources/Timer/FIRTrace+Private.h"
 
-#import "FirebasePerformance/Sources/Public/FIRPerformance.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRPerformance.h"
 
 #import "FirebaseCore/Sources/Private/FirebaseCoreInternal.h"
 
-#import "FirebasePerformance/ProtoSupport/PerfMetric.pbobjc.h"
-
 @interface FPRClient ()
 
 /** The original configuration object used to initialize the client. */
@@ -172,17 +170,17 @@
   }
   if ([trace isCompleteAndValid]) {
     dispatch_group_async(self.eventsQueueGroup, self.eventsQueue, ^{
-      FPRMSGPerfMetric *metric = FPRGetPerfMetricMessage(self.config.appID);
-      metric.traceMetric = FPRGetTraceMetric(trace);
-      metric.applicationInfo.applicationProcessState =
-          FPRApplicationProcessState(trace.backgroundTraceState);
+      firebase_perf_v1_PerfMetric metric = FPRGetPerfMetricMessage(self.config.appID);
+      FPRSetTraceMetric(&metric, FPRGetTraceMetric(trace));
+      FPRSetApplicationProcessState(&metric,
+                                    FPRApplicationProcessState(trace.backgroundTraceState));
 
       // Log the trace metric with its console URL.
       if ([trace.name hasPrefix:kFPRPrefixForScreenTraceName]) {
         FPRLogInfo(kFPRClientMetricLogged,
                    @"Logging trace metric - %@ %.4fms. In a minute, visit the Firebase console to "
                    @"view your data: %@",
-                   metric.traceMetric.name, metric.traceMetric.durationUs / 1000.0,
+                   trace.name, metric.trace_metric.duration_us / 1000.0,
                    [FPRConsoleURLGenerator generateScreenTraceURLWithProjectID:self.projectID
                                                                       bundleID:self.bundleID
                                                                      traceName:trace.name]);
@@ -190,7 +188,7 @@
         FPRLogInfo(kFPRClientMetricLogged,
                    @"Logging trace metric - %@ %.4fms. In a minute, visit the Firebase console to "
                    @"view your data: %@",
-                   metric.traceMetric.name, metric.traceMetric.durationUs / 1000.0,
+                   trace.name, metric.trace_metric.duration_us / 1000.0,
                    [FPRConsoleURLGenerator generateCustomTraceURLWithProjectID:self.projectID
                                                                       bundleID:self.bundleID
                                                                      traceName:trace.name]);
@@ -209,22 +207,24 @@
     return;
   }
   dispatch_group_async(self.eventsQueueGroup, self.eventsQueue, ^{
-    FPRMSGNetworkRequestMetric *networkRequestMetric = FPRGetNetworkRequestMetric(trace);
-    if (networkRequestMetric) {
-      int64_t duration = networkRequestMetric.hasTimeToResponseCompletedUs
-                             ? networkRequestMetric.timeToResponseCompletedUs
+    if ([trace isValid]) {
+      firebase_perf_v1_NetworkRequestMetric networkRequestMetric =
+          FPRGetNetworkRequestMetric(trace);
+      int64_t duration = networkRequestMetric.has_time_to_response_completed_us
+                             ? networkRequestMetric.time_to_response_completed_us
                              : 0;
 
-      NSString *responseCode = networkRequestMetric.hasHTTPResponseCode
-                                   ? [@(networkRequestMetric.HTTPResponseCode) stringValue]
+      NSString *responseCode = networkRequestMetric.has_http_response_code
+                                   ? [@(networkRequestMetric.http_response_code) stringValue]
                                    : @"UNKNOWN";
       FPRLogInfo(kFPRClientMetricLogged,
                  @"Logging network request trace - %@, Response code: %@, %.4fms",
-                 networkRequestMetric.URL, responseCode, duration / 1000.0);
-      FPRMSGPerfMetric *metric = FPRGetPerfMetricMessage(self.config.appID);
-      metric.networkRequestMetric = networkRequestMetric;
-      metric.applicationInfo.applicationProcessState =
-          FPRApplicationProcessState(trace.backgroundTraceState);
+                 FPRDecodeString(networkRequestMetric.url), responseCode, duration / 1000.0);
+      firebase_perf_v1_PerfMetric metric = FPRGetPerfMetricMessage(self.config.appID);
+      FPRSetNetworkRequestMetric(&metric, networkRequestMetric);
+      FPRSetApplicationProcessState(&metric,
+                                    FPRApplicationProcessState(trace.backgroundTraceState));
+
       [self processAndLogEvent:metric];
     }
   });
@@ -236,9 +236,12 @@
     return;
   }
   dispatch_group_async(self.eventsQueueGroup, self.eventsQueue, ^{
-    FPRMSGPerfMetric *metric = FPRGetPerfMetricMessage(self.config.appID);
-    FPRMSGGaugeMetric *gaugeMetric = FPRGetGaugeMetric(gaugeData, sessionId);
-    metric.gaugeMetric = gaugeMetric;
+    firebase_perf_v1_PerfMetric metric = FPRGetPerfMetricMessage(self.config.appID);
+    firebase_perf_v1_GaugeMetric gaugeMetric = firebase_perf_v1_GaugeMetric_init_default;
+    if ((gaugeData != nil && gaugeData.count != 0) && (sessionId != nil && sessionId.length != 0)) {
+      gaugeMetric = FPRGetGaugeMetric(gaugeData, sessionId);
+    }
+    FPRSetGaugeMetric(&metric, gaugeMetric);
     [self processAndLogEvent:metric];
   });
 
@@ -246,7 +249,7 @@
   [[FPRSessionManager sharedInstance] renewSessionIdIfRunningTooLong];
 }
 
-- (void)processAndLogEvent:(FPRMSGPerfMetric *)event {
+- (void)processAndLogEvent:(firebase_perf_v1_PerfMetric)event {
   BOOL tracingEnabled = self.configuration.isDataCollectionEnabled;
   if (!tracingEnabled) {
     FPRLogError(kFPRClientPerfNotConfigured, @"Dropping event since data collection is disabled.");
@@ -268,6 +271,7 @@
   });
 
   // Attempts to dispatch events if successfully retrieve installation ID.
+  __block firebase_perf_v1_PerfMetric curEvent = event;
   [self.installations
       installationIDWithCompletion:^(NSString *_Nullable identifier, NSError *_Nullable error) {
         if (error) {
@@ -275,7 +279,7 @@
                       error.description);
         } else {
           dispatch_group_async(self.eventsQueueGroup, self.eventsQueue, ^{
-            event.applicationInfo.appInstanceId = identifier;
+            curEvent.application_info.app_instance_id = FPREncodeString(identifier);
             [self.gdtLogger logEvent:event];
           });
         }

FirebasePerformance/Sources/FPRConsoleLogger.h

@@ -89,4 +89,7 @@ FOUNDATION_EXTERN NSString* const kFPRMemoryCollection;
 // FPRSDKConfiguration message codes.
 FOUNDATION_EXTERN NSString* const kFPRSDKFeaturesBlock;
 
+// FPRGDTEvent message codes.
+FOUNDATION_EXTERN NSString* const kFPRTransportBytesError;
+
 NS_ASSUME_NONNULL_END

FirebasePerformance/Sources/FPRConsoleLogger.m

@@ -81,3 +81,6 @@ NSString* const kFPRMemoryCollection = @"I-PRF900004";
 
 // FPRSDKConfiguration message codes.
 NSString* const kFPRSDKFeaturesBlock = @"I-PRF910001";
+
+// FPRGDTEvent message codes.
+NSString* const kFPRTransportBytesError = @"I-PRF920001";

FirebasePerformance/Sources/FPRNanoPbUtils.h

@@ -0,0 +1,191 @@
+// Copyright 2021 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#import <TargetConditionals.h>
+#if __has_include("CoreTelephony/CTTelephonyNetworkInfo.h") && !TARGET_OS_MACCATALYST
+#define TARGET_HAS_MOBILE_CONNECTIVITY
+#import <CoreTelephony/CTTelephonyNetworkInfo.h>
+#endif
+
+#import "FirebasePerformance/Sources/AppActivity/FPRTraceBackgroundActivityTracker.h"
+#import "FirebasePerformance/Sources/Instrumentation/FPRNetworkTrace.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRTrace.h"
+
+#import "FirebasePerformance/Sources/Protogen/nanopb/perf_metric.nanopb.h"
+
+/**nanopb struct of encoded NSDictionary<NSString *, NSString *>.*/
+typedef struct {
+  pb_bytes_array_t* _Nonnull key;
+  pb_bytes_array_t* _Nonnull value;
+} StringToStringMap;
+
+/**nanopb struct of encoded NSDictionary<NSString *, NSNumber *>.*/
+typedef struct {
+  pb_bytes_array_t* _Nonnull key;
+  bool has_value;
+  int64_t value;
+} StringToNumberMap;
+
+/** Callocs a pb_bytes_array and copies the given NSData bytes into the bytes array.
+ *
+ * @note Memory needs to be free manually, through pb_free or pb_release.
+ * @param data The data to copy into the new bytes array.
+ * @return pb_byte array
+ */
+extern pb_bytes_array_t* _Nullable FPREncodeData(NSData* _Nonnull data);
+
+/** Callocs a pb_bytes_array and copies the given NSString's bytes into the bytes array.
+ *
+ * @note Memory needs to be free manually, through pb_free or pb_release.
+ * @param string The string to encode as pb_bytes.
+ * @return pb_byte array
+ */
+extern pb_bytes_array_t* _Nullable FPREncodeString(NSString* _Nonnull string);
+
+/** Creates a NSData object by copying the given bytes array and returns the reference.
+ *
+ * @param pbData The pbData to dedoded as NSData
+ * @return A reference to NSData
+ */
+extern NSData* _Nullable FPRDecodeData(pb_bytes_array_t* _Nonnull pbData);
+
+/** Creates a NSString object by copying the given bytes array and returns the reference.
+ *
+ * @param pbData The pbData to dedoded as NSString
+ * @return A reference to the NSString
+ */
+extern NSString* _Nullable FPRDecodeString(pb_bytes_array_t* _Nonnull pbData);
+
+/** Creates a NSDictionary by copying the given bytes from the StringToStringMap object and returns
+ * the reference.
+ *
+ * @param map The reference to a StringToStringMap object to be decoded.
+ * @param count The number of entries in the dictionary.
+ * @return A reference to the dictionary
+ */
+extern NSDictionary<NSString*, NSString*>* _Nullable FPRDecodeStringToStringMap(
+    StringToStringMap* _Nullable map, NSInteger count);
+
+/** Callocs a nanopb StringToStringMap and copies the given NSDictionary bytes into the
+ * StringToStringMap.
+ *
+ * @param dict The dict to copy into the new StringToStringMap.
+ * @return A reference to StringToStringMap
+ */
+extern StringToStringMap* _Nullable FPREncodeStringToStringMap(NSDictionary* _Nullable dict);
+
+/** Creates a NSDictionary by copying the given bytes from the StringToNumberMap object and returns
+ * the reference.
+ *
+ * @param map The reference to a StringToNumberMap object to be decoded.
+ * @param count The number of entries in the dictionary.
+ * @return A reference to the dictionary
+ */
+extern NSDictionary<NSString*, NSNumber*>* _Nullable FPRDecodeStringToNumberMap(
+    StringToNumberMap* _Nullable map, NSInteger count);
+
+/** Callocs a nanopb StringToNumberMap and copies the given NSDictionary bytes into the
+ * StringToStringMap.
+ *
+ * @param dict The dict to copy into the new StringToNumberMap.
+ * @return A reference to StringToNumberMap
+ */
+extern StringToNumberMap* _Nullable FPREncodeStringToNumberMap(NSDictionary* _Nullable dict);
+
+/** Creates a new firebase_perf_v1_PerfMetric struct populated with system metadata.
+ *  @param appID The Google app id to put into the message
+ *  @return A firebase_perf_v1_PerfMetric struct.
+ */
+extern firebase_perf_v1_PerfMetric FPRGetPerfMetricMessage(NSString* _Nonnull appID);
+
+/** Creates a new firebase_perf_v1_ApplicationInfo struct populated with system metadata.
+ *  @return A firebase_perf_v1_ApplicationInfo struct.
+ */
+extern firebase_perf_v1_ApplicationInfo FPRGetApplicationInfoMessage(void);
+
+/** Converts the FIRTrace object to a firebase_perf_v1_TraceMetric struct.
+ *  @return A firebase_perf_v1_TraceMetric struct.
+ */
+extern firebase_perf_v1_TraceMetric FPRGetTraceMetric(FIRTrace* _Nonnull trace);
+
+/** Converts the FPRNetworkTrace object to a firebase_perf_v1_NetworkRequestMetric struct.
+ *  @return A firebase_perf_v1_NetworkRequestMetric struct.
+ */
+extern firebase_perf_v1_NetworkRequestMetric FPRGetNetworkRequestMetric(
+    FPRNetworkTrace* _Nonnull trace);
+
+/** Converts the gaugeData array object to a firebase_perf_v1_GaugeMetric struct.
+ *  @return A firebase_perf_v1_GaugeMetric struct.
+ */
+extern firebase_perf_v1_GaugeMetric FPRGetGaugeMetric(NSArray* _Nonnull gaugeData,
+                                                      NSString* _Nonnull sessionId);
+
+/** Converts the FPRTraceState to a firebase_perf_v1_ApplicationProcessState struct.
+ *  @return A firebase_perf_v1_ApplicationProcessState struct.
+ */
+extern firebase_perf_v1_ApplicationProcessState FPRApplicationProcessState(FPRTraceState state);
+
+/** Populate a firebase_perf_v1_PerfMetric object with the given firebase_perf_v1_ApplicationInfo.
+ *
+ *  @param perfMetric The reference to a firebase_perf_v1_PerfMetric object to be populated.
+ *  @param appInfo The firebase_perf_v1_ApplicationInfo object that will be added to
+ * firebase_perf_v1_PerfMetric.
+ */
+extern void FPRSetApplicationInfo(firebase_perf_v1_PerfMetric* _Nonnull perfMetric,
+                                  firebase_perf_v1_ApplicationInfo appInfo);
+
+/** Populate a firebase_perf_v1_PerfMetric object with the given firebase_perf_v1_TraceMetric.
+ *
+ *  @param perfMetric The reference to firebase_perf_v1_PerfMetric to be populated.
+ *  @param traceMetric The firebase_perf_v1_TraceMetric object that will be added to
+ * firebase_perf_v1_PerfMetric.
+ */
+extern void FPRSetTraceMetric(firebase_perf_v1_PerfMetric* _Nonnull perfMetric,
+                              firebase_perf_v1_TraceMetric traceMetric);
+
+/** Populate a firebase_perf_v1_PerfMetric object with the given
+ * firebase_perf_v1_NetworkRequestMetric.
+ *
+ *  @param perfMetric The reference to a firebase_perf_v1_PerfMetric object to be populated.
+ *  @param networkMetric The firebase_perf_v1_NetworkRequestMetric object that will be added to
+ * firebase_perf_v1_PerfMetric.
+ */
+extern void FPRSetNetworkRequestMetric(firebase_perf_v1_PerfMetric* _Nonnull perfMetric,
+                                       firebase_perf_v1_NetworkRequestMetric networkMetric);
+
+/** Populate a firebase_perf_v1_PerfMetric object with the given firebase_perf_v1_GaugeMetric.
+ *
+ *  @param perfMetric The reference to a firebase_perf_v1_PerfMetric object to be populated.
+ *  @param gaugeMetric The firebase_perf_v1_GaugeMetric object that will be added to
+ * firebase_perf_v1_PerfMetric.
+ */
+extern void FPRSetGaugeMetric(firebase_perf_v1_PerfMetric* _Nonnull perfMetric,
+                              firebase_perf_v1_GaugeMetric gaugeMetric);
+
+/** Populate a firebase_perf_v1_PerfMetric object with the given
+ * firebase_perf_v1_ApplicationProcessState.
+ *
+ *  @param perfMetric The reference to a firebase_perf_v1_PerfMetric object to be populated.
+ *  @param state The firebase_perf_v1_ApplicationProcessState object that will be added to
+ * firebase_perf_v1_PerfMetric.
+ */
+extern void FPRSetApplicationProcessState(firebase_perf_v1_PerfMetric* _Nonnull perfMetric,
+                                          firebase_perf_v1_ApplicationProcessState state);
+
+#ifdef TARGET_HAS_MOBILE_CONNECTIVITY
+/** Obtain a CTTelephonyNetworkInfo object to determine device network attributes.
+ *  @return CTTelephonyNetworkInfo object.
+ */
+extern CTTelephonyNetworkInfo* _Nullable FPRNetworkInfo(void);
+#endif

FirebasePerformance/Sources/FPRNanoPbUtils.m

@@ -0,0 +1,535 @@
+// Copyright 2021 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#import "FirebasePerformance/Sources/FPRNanoPbUtils.h"
+
+#ifdef TARGET_HAS_MOBILE_CONNECTIVITY
+#import <CoreTelephony/CTCarrier.h>
+#import <CoreTelephony/CTTelephonyNetworkInfo.h>
+#endif
+#import <SystemConfiguration/SystemConfiguration.h>
+
+#import "FirebasePerformance/Sources/Common/FPRConstants.h"
+#import "FirebasePerformance/Sources/FIRPerformance+Internal.h"
+#import "FirebasePerformance/Sources/FPRDataUtils.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRPerformance.h"
+#import "FirebasePerformance/Sources/Timer/FIRTrace+Internal.h"
+#import "FirebasePerformance/Sources/Timer/FIRTrace+Private.h"
+
+#import "FirebasePerformance/Sources/Gauges/CPU/FPRCPUGaugeData.h"
+#import "FirebasePerformance/Sources/Gauges/Memory/FPRMemoryGaugeData.h"
+
+#define BYTES_TO_KB(x) (x / 1024)
+
+static firebase_perf_v1_NetworkRequestMetric_HttpMethod FPRHTTPMethodForString(
+    NSString *methodString);
+static firebase_perf_v1_NetworkConnectionInfo_NetworkType FPRNetworkConnectionInfoNetworkType(void);
+#ifdef TARGET_HAS_MOBILE_CONNECTIVITY
+static firebase_perf_v1_NetworkConnectionInfo_MobileSubtype FPRCellularNetworkType(void);
+#endif
+NSArray<FPRSessionDetails *> *FPRMakeFirstSessionVerbose(NSArray<FPRSessionDetails *> *sessions);
+
+#pragma mark - Nanopb creation utilities
+
+/** Converts the network method string to a value defined in the enum
+ *  firebase_perf_v1_NetworkRequestMetric_HttpMethod.
+ *  @return Enum value of the method string. If there is no mapping value defined for the method
+ * firebase_perf_v1_NetworkRequestMetric_HttpMethod_HTTP_METHOD_UNKNOWN is returned.
+ */
+static firebase_perf_v1_NetworkRequestMetric_HttpMethod FPRHTTPMethodForString(
+    NSString *methodString) {
+  static NSDictionary<NSString *, NSNumber *> *HTTPToFPRNetworkTraceMethod;
+  static dispatch_once_t onceToken = 0;
+  dispatch_once(&onceToken, ^{
+    HTTPToFPRNetworkTraceMethod = @{
+      @"GET" : @(firebase_perf_v1_NetworkRequestMetric_HttpMethod_GET),
+      @"POST" : @(firebase_perf_v1_NetworkRequestMetric_HttpMethod_POST),
+      @"PUT" : @(firebase_perf_v1_NetworkRequestMetric_HttpMethod_PUT),
+      @"DELETE" : @(firebase_perf_v1_NetworkRequestMetric_HttpMethod_DELETE),
+      @"HEAD" : @(firebase_perf_v1_NetworkRequestMetric_HttpMethod_HEAD),
+      @"PATCH" : @(firebase_perf_v1_NetworkRequestMetric_HttpMethod_PATCH),
+      @"OPTIONS" : @(firebase_perf_v1_NetworkRequestMetric_HttpMethod_OPTIONS),
+      @"TRACE" : @(firebase_perf_v1_NetworkRequestMetric_HttpMethod_TRACE),
+      @"CONNECT" : @(firebase_perf_v1_NetworkRequestMetric_HttpMethod_CONNECT),
+    };
+  });
+
+  NSNumber *HTTPMethod = HTTPToFPRNetworkTraceMethod[methodString];
+  if (HTTPMethod == nil) {
+    return firebase_perf_v1_NetworkRequestMetric_HttpMethod_HTTP_METHOD_UNKNOWN;
+  }
+  return HTTPMethod.intValue;
+}
+
+/** Get the current network connection type in firebase_perf_v1_NetworkConnectionInfo_NetworkType
+ * format.
+ *  @return Current network connection type.
+ */
+static firebase_perf_v1_NetworkConnectionInfo_NetworkType FPRNetworkConnectionInfoNetworkType() {
+  firebase_perf_v1_NetworkConnectionInfo_NetworkType networkType =
+      firebase_perf_v1_NetworkConnectionInfo_NetworkType_NONE;
+
+  static SCNetworkReachabilityRef reachabilityRef = 0;
+  static dispatch_once_t onceToken;
+  dispatch_once(&onceToken, ^{
+    reachabilityRef = SCNetworkReachabilityCreateWithName(kCFAllocatorSystemDefault, "google.com");
+  });
+
+  SCNetworkReachabilityFlags reachabilityFlags = 0;
+  SCNetworkReachabilityGetFlags(reachabilityRef, &reachabilityFlags);
+
+  // Parse the network flags to set the network type.
+  if (reachabilityFlags & kSCNetworkReachabilityFlagsReachable) {
+    if (reachabilityFlags & kSCNetworkReachabilityFlagsIsWWAN) {
+      networkType = firebase_perf_v1_NetworkConnectionInfo_NetworkType_MOBILE;
+    } else {
+      networkType = firebase_perf_v1_NetworkConnectionInfo_NetworkType_WIFI;
+    }
+  }
+
+  return networkType;
+}
+
+#ifdef TARGET_HAS_MOBILE_CONNECTIVITY
+/** Get the current cellular network connection type in
+ * firebase_perf_v1_NetworkConnectionInfo_MobileSubtype format.
+ *  @return Current cellular network connection type.
+ */
+static firebase_perf_v1_NetworkConnectionInfo_MobileSubtype FPRCellularNetworkType() {
+  static NSDictionary<NSString *, NSNumber *> *cellularNetworkToMobileSubtype;
+  static dispatch_once_t onceToken = 0;
+  dispatch_once(&onceToken, ^{
+    cellularNetworkToMobileSubtype = @{
+      CTRadioAccessTechnologyGPRS : @(firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_GPRS),
+      CTRadioAccessTechnologyEdge : @(firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_EDGE),
+      CTRadioAccessTechnologyWCDMA : @(firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_CDMA),
+      CTRadioAccessTechnologyHSDPA : @(firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_HSDPA),
+      CTRadioAccessTechnologyHSUPA : @(firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_HSUPA),
+      CTRadioAccessTechnologyCDMA1x : @(firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_CDMA),
+      CTRadioAccessTechnologyCDMAEVDORev0 :
+          @(firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_EVDO_0),
+      CTRadioAccessTechnologyCDMAEVDORevA :
+          @(firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_EVDO_A),
+      CTRadioAccessTechnologyCDMAEVDORevB :
+          @(firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_EVDO_B),
+      CTRadioAccessTechnologyeHRPD : @(firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_EHRPD),
+      CTRadioAccessTechnologyLTE : @(firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_LTE)
+    };
+  });
+
+  NSString *networkString = FPRNetworkInfo().currentRadioAccessTechnology;
+  NSNumber *cellularNetworkType = cellularNetworkToMobileSubtype[networkString];
+  return cellularNetworkType.intValue;
+}
+#endif
+
+#pragma mark - Nanopb decode and encode helper methods
+
+pb_bytes_array_t *FPREncodeData(NSData *data) {
+  pb_bytes_array_t *pbBytesArray = calloc(1, PB_BYTES_ARRAY_T_ALLOCSIZE(data.length));
+  if (pbBytesArray != NULL) {
+    [data getBytes:pbBytesArray->bytes length:data.length];
+    pbBytesArray->size = (pb_size_t)data.length;
+  }
+  return pbBytesArray;
+}
+
+pb_bytes_array_t *FPREncodeString(NSString *string) {
+  NSData *stringBytes = [string dataUsingEncoding:NSUTF8StringEncoding];
+  return FPREncodeData(stringBytes);
+}
+
+NSData *FPRDecodeData(pb_bytes_array_t *pbData) {
+  NSData *data = [NSData dataWithBytes:&(pbData->bytes) length:pbData->size];
+  return data;
+}
+
+NSString *FPRDecodeString(pb_bytes_array_t *pbData) {
+  NSData *data = FPRDecodeData(pbData);
+  return [NSString stringWithCString:[data bytes] encoding:NSUTF8StringEncoding];
+}
+
+StringToStringMap *_Nullable FPREncodeStringToStringMap(NSDictionary *_Nullable dict) {
+  StringToStringMap *map = calloc(dict.count, sizeof(StringToStringMap));
+  __block NSUInteger index = 0;
+  [dict enumerateKeysAndObjectsUsingBlock:^(NSString *key, NSString *value, BOOL *stop) {
+    map[index].key = FPREncodeString(key);
+    map[index].value = FPREncodeString(value);
+    index++;
+  }];
+  return map;
+}
+
+NSDictionary<NSString *, NSString *> *FPRDecodeStringToStringMap(StringToStringMap *map,
+                                                                 NSInteger count) {
+  NSMutableDictionary<NSString *, NSString *> *dict = [[NSMutableDictionary alloc] init];
+  for (int i = 0; i < count; i++) {
+    NSString *key = FPRDecodeString(map[i].key);
+    NSString *value = FPRDecodeString(map[i].value);
+    dict[key] = value;
+  }
+  return [dict copy];
+}
+
+StringToNumberMap *_Nullable FPREncodeStringToNumberMap(NSDictionary *_Nullable dict) {
+  StringToNumberMap *map = calloc(dict.count, sizeof(StringToNumberMap));
+  __block NSUInteger index = 0;
+  [dict enumerateKeysAndObjectsUsingBlock:^(NSString *key, NSNumber *value, BOOL *stop) {
+    map[index].key = FPREncodeString(key);
+    map[index].value = [value longLongValue];
+    map[index].has_value = true;
+    index++;
+  }];
+  return map;
+}
+
+NSDictionary<NSString *, NSNumber *> *_Nullable FPRDecodeStringToNumberMap(
+    StringToNumberMap *_Nullable map, NSInteger count) {
+  NSMutableDictionary<NSString *, NSNumber *> *dict = [[NSMutableDictionary alloc] init];
+  for (int i = 0; i < count; i++) {
+    if (map[i].has_value) {
+      NSString *key = FPRDecodeString(map[i].key);
+      NSNumber *value = [NSNumber numberWithLongLong:map[i].value];
+      dict[key] = value;
+    }
+  }
+  return [dict copy];
+}
+
+firebase_perf_v1_PerfSession *FPREncodePerfSessions(NSArray<FPRSessionDetails *> *sessions,
+                                                    NSInteger count) {
+  firebase_perf_v1_PerfSession *perfSessions = calloc(count, sizeof(firebase_perf_v1_PerfSession));
+  __block NSUInteger perfSessionIndex = 0;
+
+  [sessions enumerateObjectsUsingBlock:^(FPRSessionDetails *_Nonnull session, NSUInteger index,
+                                         BOOL *_Nonnull stop) {
+    perfSessions[perfSessionIndex].session_id = FPREncodeString(session.sessionId);
+    perfSessions[perfSessionIndex].session_verbosity_count = 0;
+    if ((session.options & FPRSessionOptionsEvents) ||
+        (session.options & FPRSessionOptionsGauges)) {
+      perfSessions[perfSessionIndex].session_verbosity =
+          calloc(perfSessions[perfSessionIndex].session_verbosity_count,
+                 sizeof(firebase_perf_v1_SessionVerbosity));
+      perfSessions[perfSessionIndex].session_verbosity[0] =
+          firebase_perf_v1_SessionVerbosity_GAUGES_AND_SYSTEM_EVENTS;
+      perfSessions[perfSessionIndex].session_verbosity_count = 1;
+    }
+    perfSessionIndex++;
+  }];
+  return perfSessions;
+}
+
+#pragma mark - Public methods
+
+firebase_perf_v1_PerfMetric FPRGetPerfMetricMessage(NSString *appID) {
+  firebase_perf_v1_PerfMetric perfMetricMessage = firebase_perf_v1_PerfMetric_init_default;
+  FPRSetApplicationInfo(&perfMetricMessage, FPRGetApplicationInfoMessage());
+  perfMetricMessage.application_info.google_app_id = FPREncodeString(appID);
+
+  return perfMetricMessage;
+}
+
+firebase_perf_v1_ApplicationInfo FPRGetApplicationInfoMessage() {
+  firebase_perf_v1_ApplicationInfo appInfoMessage = firebase_perf_v1_ApplicationInfo_init_default;
+  firebase_perf_v1_IosApplicationInfo iosAppInfo = firebase_perf_v1_IosApplicationInfo_init_default;
+  NSBundle *mainBundle = [NSBundle mainBundle];
+  iosAppInfo.bundle_short_version =
+      FPREncodeString([mainBundle infoDictionary][@"CFBundleShortVersionString"]);
+  iosAppInfo.sdk_version = FPREncodeString([NSString stringWithUTF8String:kFPRSDKVersion]);
+  iosAppInfo.network_connection_info.network_type = FPRNetworkConnectionInfoNetworkType();
+  iosAppInfo.has_network_connection_info = true;
+  iosAppInfo.network_connection_info.has_network_type = true;
+#ifdef TARGET_HAS_MOBILE_CONNECTIVITY
+  CTTelephonyNetworkInfo *networkInfo = FPRNetworkInfo();
+  CTCarrier *provider = networkInfo.subscriberCellularProvider;
+  NSString *mccMnc = FPRValidatedMccMnc(provider.mobileCountryCode, provider.mobileNetworkCode);
+  if (mccMnc) {
+    iosAppInfo.mcc_mnc = FPREncodeString(mccMnc);
+  }
+  if (iosAppInfo.network_connection_info.network_type ==
+      firebase_perf_v1_NetworkConnectionInfo_NetworkType_MOBILE) {
+    iosAppInfo.network_connection_info.mobile_subtype = FPRCellularNetworkType();
+    iosAppInfo.network_connection_info.has_mobile_subtype = true;
+  }
+#endif
+  appInfoMessage.ios_app_info = iosAppInfo;
+  appInfoMessage.has_ios_app_info = true;
+
+  NSDictionary<NSString *, NSString *> *attributes =
+      [[FIRPerformance sharedInstance].attributes mutableCopy];
+  appInfoMessage.custom_attributes_count = (pb_size_t)attributes.count;
+  appInfoMessage.custom_attributes =
+      (firebase_perf_v1_ApplicationInfo_CustomAttributesEntry *)FPREncodeStringToStringMap(
+          attributes);
+
+  return appInfoMessage;
+}
+
+firebase_perf_v1_TraceMetric FPRGetTraceMetric(FIRTrace *trace) {
+  firebase_perf_v1_TraceMetric traceMetric = firebase_perf_v1_TraceMetric_init_default;
+  traceMetric.name = FPREncodeString(trace.name);
+
+  // Set if the trace is an internally created trace.
+  traceMetric.is_auto = trace.isInternal;
+  traceMetric.has_is_auto = true;
+
+  // Convert the trace duration from seconds to microseconds.
+  traceMetric.duration_us = trace.totalTraceTimeInterval * USEC_PER_SEC;
+  traceMetric.has_duration_us = true;
+
+  // Convert the start time from seconds to microseconds.
+  traceMetric.client_start_time_us = trace.startTimeSinceEpoch * USEC_PER_SEC;
+  traceMetric.has_client_start_time_us = true;
+
+  // Filling counters
+  NSDictionary<NSString *, NSNumber *> *counters = trace.counters;
+  traceMetric.counters_count = (pb_size_t)counters.count;
+  traceMetric.counters =
+      (firebase_perf_v1_TraceMetric_CountersEntry *)FPREncodeStringToNumberMap(counters);
+
+  // Filling subtraces
+  traceMetric.subtraces_count = (pb_size_t)[trace.stages count];
+  firebase_perf_v1_TraceMetric *subtraces =
+      calloc(traceMetric.subtraces_count, sizeof(firebase_perf_v1_TraceMetric));
+  __block NSUInteger subtraceIndex = 0;
+  [trace.stages
+      enumerateObjectsUsingBlock:^(FIRTrace *_Nonnull stage, NSUInteger idx, BOOL *_Nonnull stop) {
+        subtraces[subtraceIndex] = FPRGetTraceMetric(stage);
+        subtraceIndex++;
+      }];
+  traceMetric.subtraces = subtraces;
+
+  // Filling custom attributes
+  NSDictionary<NSString *, NSString *> *attributes = [trace.attributes mutableCopy];
+  traceMetric.custom_attributes_count = (pb_size_t)attributes.count;
+  traceMetric.custom_attributes =
+      (firebase_perf_v1_TraceMetric_CustomAttributesEntry *)FPREncodeStringToStringMap(attributes);
+
+  // Filling session details
+  NSArray<FPRSessionDetails *> *orderedSessions = FPRMakeFirstSessionVerbose(trace.sessions);
+  traceMetric.perf_sessions_count = (pb_size_t)[orderedSessions count];
+  traceMetric.perf_sessions =
+      FPREncodePerfSessions(orderedSessions, traceMetric.perf_sessions_count);
+
+  return traceMetric;
+}
+
+firebase_perf_v1_NetworkRequestMetric FPRGetNetworkRequestMetric(FPRNetworkTrace *trace) {
+  firebase_perf_v1_NetworkRequestMetric networkMetric =
+      firebase_perf_v1_NetworkRequestMetric_init_default;
+  networkMetric.url = FPREncodeString(trace.trimmedURLString);
+  networkMetric.http_method = FPRHTTPMethodForString(trace.URLRequest.HTTPMethod);
+  networkMetric.has_http_method = true;
+
+  // Convert the start time from seconds to microseconds.
+  networkMetric.client_start_time_us = trace.startTimeSinceEpoch * USEC_PER_SEC;
+  networkMetric.has_client_start_time_us = true;
+
+  networkMetric.request_payload_bytes = trace.requestSize;
+  networkMetric.has_request_payload_bytes = true;
+  networkMetric.response_payload_bytes = trace.responseSize;
+  networkMetric.has_response_payload_bytes = true;
+
+  networkMetric.http_response_code = trace.responseCode;
+  networkMetric.has_http_response_code = true;
+  networkMetric.response_content_type = FPREncodeString(trace.responseContentType);
+
+  if (trace.responseError) {
+    networkMetric.network_client_error_reason =
+        firebase_perf_v1_NetworkRequestMetric_NetworkClientErrorReason_GENERIC_CLIENT_ERROR;
+    networkMetric.has_network_client_error_reason = true;
+  }
+
+  NSTimeInterval requestTimeUs =
+      USEC_PER_SEC *
+      [trace timeIntervalBetweenCheckpointState:FPRNetworkTraceCheckpointStateInitiated
+                                       andState:FPRNetworkTraceCheckpointStateRequestCompleted];
+  if (requestTimeUs > 0) {
+    networkMetric.time_to_request_completed_us = requestTimeUs;
+    networkMetric.has_time_to_request_completed_us = true;
+  }
+
+  NSTimeInterval responseIntiationTimeUs =
+      USEC_PER_SEC *
+      [trace timeIntervalBetweenCheckpointState:FPRNetworkTraceCheckpointStateInitiated
+                                       andState:FPRNetworkTraceCheckpointStateResponseReceived];
+  if (responseIntiationTimeUs > 0) {
+    networkMetric.time_to_response_initiated_us = responseIntiationTimeUs;
+    networkMetric.has_time_to_response_initiated_us = true;
+  }
+
+  NSTimeInterval responseCompletedUs =
+      USEC_PER_SEC *
+      [trace timeIntervalBetweenCheckpointState:FPRNetworkTraceCheckpointStateInitiated
+                                       andState:FPRNetworkTraceCheckpointStateResponseCompleted];
+  if (responseCompletedUs > 0) {
+    networkMetric.time_to_response_completed_us = responseCompletedUs;
+    networkMetric.has_time_to_response_completed_us = true;
+  }
+
+  // Filling custom attributes
+  NSDictionary<NSString *, NSString *> *attributes = [trace.attributes mutableCopy];
+  networkMetric.custom_attributes_count = (pb_size_t)attributes.count;
+  networkMetric.custom_attributes =
+      (firebase_perf_v1_NetworkRequestMetric_CustomAttributesEntry *)FPREncodeStringToStringMap(
+          attributes);
+
+  // Filling session details
+  NSArray<FPRSessionDetails *> *orderedSessions = FPRMakeFirstSessionVerbose(trace.sessions);
+  networkMetric.perf_sessions_count = (pb_size_t)[orderedSessions count];
+  networkMetric.perf_sessions =
+      FPREncodePerfSessions(orderedSessions, networkMetric.perf_sessions_count);
+
+  return networkMetric;
+}
+
+firebase_perf_v1_GaugeMetric FPRGetGaugeMetric(NSArray *gaugeData, NSString *sessionId) {
+  firebase_perf_v1_GaugeMetric gaugeMetric = firebase_perf_v1_GaugeMetric_init_default;
+  gaugeMetric.session_id = FPREncodeString(sessionId);
+
+  __block NSInteger cpuReadingsCount = 0;
+  __block NSInteger memoryReadingsCount = 0;
+
+  firebase_perf_v1_CpuMetricReading *cpuReadings =
+      calloc([gaugeData count], sizeof(firebase_perf_v1_CpuMetricReading));
+  firebase_perf_v1_IosMemoryReading *memoryReadings =
+      calloc([gaugeData count], sizeof(firebase_perf_v1_IosMemoryReading));
+  [gaugeData enumerateObjectsUsingBlock:^(id obj, NSUInteger idx, BOOL *stop) {
+    if ([obj isKindOfClass:[FPRCPUGaugeData class]]) {
+      FPRCPUGaugeData *gaugeData = (FPRCPUGaugeData *)obj;
+      cpuReadings[cpuReadingsCount].client_time_us =
+          gaugeData.collectionTime.timeIntervalSince1970 * USEC_PER_SEC;
+      cpuReadings[cpuReadingsCount].has_client_time_us = true;
+      cpuReadings[cpuReadingsCount].system_time_us = gaugeData.systemTime;
+      cpuReadings[cpuReadingsCount].has_system_time_us = true;
+      cpuReadings[cpuReadingsCount].user_time_us = gaugeData.userTime;
+      cpuReadings[cpuReadingsCount].has_user_time_us = true;
+      cpuReadingsCount++;
+    }
+
+    if ([obj isKindOfClass:[FPRMemoryGaugeData class]]) {
+      FPRMemoryGaugeData *gaugeData = (FPRMemoryGaugeData *)obj;
+      memoryReadings[memoryReadingsCount].client_time_us =
+          gaugeData.collectionTime.timeIntervalSince1970 * USEC_PER_SEC;
+      memoryReadings[memoryReadingsCount].has_client_time_us = true;
+      memoryReadings[memoryReadingsCount].used_app_heap_memory_kb =
+          (int32_t)BYTES_TO_KB(gaugeData.heapUsed);
+      memoryReadings[memoryReadingsCount].has_used_app_heap_memory_kb = true;
+      memoryReadings[memoryReadingsCount].free_app_heap_memory_kb =
+          (int32_t)BYTES_TO_KB(gaugeData.heapAvailable);
+      memoryReadings[memoryReadingsCount].has_free_app_heap_memory_kb = true;
+      memoryReadingsCount++;
+    }
+  }];
+  cpuReadings = realloc(cpuReadings, cpuReadingsCount * sizeof(firebase_perf_v1_CpuMetricReading));
+  memoryReadings =
+      realloc(memoryReadings, memoryReadingsCount * sizeof(firebase_perf_v1_IosMemoryReading));
+
+  gaugeMetric.cpu_metric_readings = cpuReadings;
+  gaugeMetric.cpu_metric_readings_count = (pb_size_t)cpuReadingsCount;
+  gaugeMetric.ios_memory_readings = memoryReadings;
+  gaugeMetric.ios_memory_readings_count = (pb_size_t)memoryReadingsCount;
+  return gaugeMetric;
+}
+
+firebase_perf_v1_ApplicationProcessState FPRApplicationProcessState(FPRTraceState state) {
+  firebase_perf_v1_ApplicationProcessState processState =
+      firebase_perf_v1_ApplicationProcessState_APPLICATION_PROCESS_STATE_UNKNOWN;
+  switch (state) {
+    case FPRTraceStateForegroundOnly:
+      processState = firebase_perf_v1_ApplicationProcessState_FOREGROUND;
+      break;
+
+    case FPRTraceStateBackgroundOnly:
+      processState = firebase_perf_v1_ApplicationProcessState_BACKGROUND;
+      break;
+
+    case FPRTraceStateBackgroundAndForeground:
+      processState = firebase_perf_v1_ApplicationProcessState_FOREGROUND_BACKGROUND;
+      break;
+
+    default:
+      break;
+  }
+
+  return processState;
+}
+
+#ifdef TARGET_HAS_MOBILE_CONNECTIVITY
+CTTelephonyNetworkInfo *FPRNetworkInfo() {
+  static CTTelephonyNetworkInfo *networkInfo;
+  static dispatch_once_t onceToken;
+  dispatch_once(&onceToken, ^{
+    networkInfo = [[CTTelephonyNetworkInfo alloc] init];
+  });
+  return networkInfo;
+}
+#endif
+
+/** Reorders the list of sessions to make sure the first session is verbose if at least one session
+ *  in the list is verbose.
+ *  @return Ordered list of sessions.
+ */
+NSArray<FPRSessionDetails *> *FPRMakeFirstSessionVerbose(NSArray<FPRSessionDetails *> *sessions) {
+  NSMutableArray<FPRSessionDetails *> *orderedSessions =
+      [[NSMutableArray<FPRSessionDetails *> alloc] initWithArray:sessions];
+
+  NSInteger firstVerboseSessionIndex = -1;
+  for (int i = 0; i < [sessions count]; i++) {
+    if ([sessions[i] isVerbose]) {
+      firstVerboseSessionIndex = i;
+      break;
+    }
+  }
+
+  if (firstVerboseSessionIndex > 0) {
+    FPRSessionDetails *verboseSession = orderedSessions[firstVerboseSessionIndex];
+    [orderedSessions removeObjectAtIndex:firstVerboseSessionIndex];
+    [orderedSessions insertObject:verboseSession atIndex:0];
+  }
+
+  return [orderedSessions copy];
+}
+
+#pragma mark - Nanopb struct fields populating helper methods
+
+void FPRSetApplicationInfo(firebase_perf_v1_PerfMetric *perfMetric,
+                           firebase_perf_v1_ApplicationInfo appInfo) {
+  perfMetric->application_info = appInfo;
+  perfMetric->has_application_info = true;
+}
+
+void FPRSetTraceMetric(firebase_perf_v1_PerfMetric *perfMetric,
+                       firebase_perf_v1_TraceMetric traceMetric) {
+  perfMetric->trace_metric = traceMetric;
+  perfMetric->has_trace_metric = true;
+}
+
+void FPRSetNetworkRequestMetric(firebase_perf_v1_PerfMetric *perfMetric,
+                                firebase_perf_v1_NetworkRequestMetric networkMetric) {
+  perfMetric->network_request_metric = networkMetric;
+  perfMetric->has_network_request_metric = true;
+}
+
+void FPRSetGaugeMetric(firebase_perf_v1_PerfMetric *perfMetric,
+                       firebase_perf_v1_GaugeMetric gaugeMetric) {
+  perfMetric->gauge_metric = gaugeMetric;
+  perfMetric->has_gauge_metric = true;
+}
+
+void FPRSetApplicationProcessState(firebase_perf_v1_PerfMetric *perfMetric,
+                                   firebase_perf_v1_ApplicationProcessState state) {
+  perfMetric->application_info.application_process_state = state;
+  perfMetric->application_info.has_application_process_state = true;
+}

FirebasePerformance/Sources/FPRProtoUtils.h

@@ -1,65 +0,0 @@
-// Copyright 2020 Google LLC
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#import <TargetConditionals.h>
-#if __has_include("CoreTelephony/CTTelephonyNetworkInfo.h") && !TARGET_OS_MACCATALYST
-#define TARGET_HAS_MOBILE_CONNECTIVITY
-#import <CoreTelephony/CTTelephonyNetworkInfo.h>
-#endif
-
-#import "FirebasePerformance/Sources/AppActivity/FPRTraceBackgroundActivityTracker.h"
-#import "FirebasePerformance/Sources/Instrumentation/FPRNetworkTrace.h"
-#import "FirebasePerformance/Sources/Public/FIRTrace.h"
-
-#import "FirebasePerformance/ProtoSupport/PerfMetric.pbobjc.h"
-
-/** Creates a new FPRMSGPerfMetric proto object populated with system metadata.
- *  @param appID The Google app id to put into the message
- *  @return Reference to a FPRMSGPerfMetric object.
- */
-extern FPRMSGPerfMetric* _Nullable FPRGetPerfMetricMessage(NSString* _Nonnull appID);
-
-/** Creates a new FPRMSGApplicationInfo proto object populated with system metadata.
- *  @return Reference to a FPRMSGApplicationInfo object.
- */
-extern FPRMSGApplicationInfo* _Nullable FPRGetApplicationInfoMessage(void);
-
-/** Converts the FIRTrace object to a FPRMSGTraceMetric proto object.
- *  @return Reference to a FPRMSGTraceMetric object.
- */
-extern FPRMSGTraceMetric* _Nullable FPRGetTraceMetric(FIRTrace* _Nonnull trace);
-
-/** Converts the FPRNetworkTrace object to a FPRMSGNetworkRequestMetric proto object.
- *  @return Reference to a FPRMSGNetworkRequestMetric object.
- */
-extern FPRMSGNetworkRequestMetric* _Nullable FPRGetNetworkRequestMetric(
-    FPRNetworkTrace* _Nonnull trace);
-
-/** Converts the gaugeData array object to a FPRMSGGaugeMetric proto object.
- *  @return Reference to a FPRMSGGaugeMetric object.
- */
-extern FPRMSGGaugeMetric* _Nullable FPRGetGaugeMetric(NSArray* _Nonnull gaugeData,
-                                                      NSString* _Nonnull sessionId);
-
-/** Converts the FPRTraceState to a FPRMSGApplicationProcessState proto value.
- *  @return FPRMSGApplicationProcessState value.
- */
-extern FPRMSGApplicationProcessState FPRApplicationProcessState(FPRTraceState state);
-
-#ifdef TARGET_HAS_MOBILE_CONNECTIVITY
-/** Obtain a CTTelephonyNetworkInfo object to determine device network attributes.
- *  @return CTTelephonyNetworkInfo object.
- */
-extern CTTelephonyNetworkInfo* _Nullable FPRNetworkInfo(void);
-#endif

FirebasePerformance/Sources/FPRProtoUtils.m

@@ -1,395 +0,0 @@
-// Copyright 2020 Google LLC
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#import "FirebasePerformance/Sources/FPRProtoUtils.h"
-
-#ifdef TARGET_HAS_MOBILE_CONNECTIVITY
-#import <CoreTelephony/CTCarrier.h>
-#import <CoreTelephony/CTTelephonyNetworkInfo.h>
-#endif
-#import <SystemConfiguration/SystemConfiguration.h>
-
-#import "FirebasePerformance/Sources/Common/FPRConstants.h"
-#import "FirebasePerformance/Sources/FIRPerformance+Internal.h"
-#import "FirebasePerformance/Sources/FPRDataUtils.h"
-#import "FirebasePerformance/Sources/Public/FIRPerformance.h"
-#import "FirebasePerformance/Sources/Timer/FIRTrace+Internal.h"
-#import "FirebasePerformance/Sources/Timer/FIRTrace+Private.h"
-
-#import "FirebasePerformance/Sources/Gauges/CPU/FPRCPUGaugeData.h"
-#import "FirebasePerformance/Sources/Gauges/Memory/FPRMemoryGaugeData.h"
-
-#define BYTES_TO_KB(x) (x / 1024)
-
-static GPBStringInt64Dictionary *FPRGetProtoCounterForDictionary(
-    NSDictionary<NSString *, NSNumber *> *dictionary);
-static FPRMSGNetworkRequestMetric_HttpMethod FPRHTTPMethodForString(NSString *methodString);
-static FPRMSGNetworkConnectionInfo_NetworkType FPRNetworkConnectionInfoNetworkType(void);
-#ifdef TARGET_HAS_MOBILE_CONNECTIVITY
-static FPRMSGNetworkConnectionInfo_MobileSubtype FPRCellularNetworkType(void);
-#endif
-NSArray<FPRSessionDetails *> *FPRMakeFirstSessionVerbose(NSArray<FPRSessionDetails *> *sessions);
-
-#pragma mark - Public methods
-
-FPRMSGPerfMetric *FPRGetPerfMetricMessage(NSString *appID) {
-  FPRMSGPerfMetric *perfMetricMessage = [FPRMSGPerfMetric message];
-  perfMetricMessage.applicationInfo = FPRGetApplicationInfoMessage();
-  perfMetricMessage.applicationInfo.googleAppId = appID;
-
-  return perfMetricMessage;
-}
-
-FPRMSGApplicationInfo *FPRGetApplicationInfoMessage() {
-  FPRMSGApplicationInfo *appInfoMessage = [FPRMSGApplicationInfo message];
-  FPRMSGIosApplicationInfo *iosAppInfo = [FPRMSGIosApplicationInfo message];
-  NSBundle *mainBundle = [NSBundle mainBundle];
-  iosAppInfo.bundleShortVersion = [mainBundle infoDictionary][@"CFBundleShortVersionString"];
-  iosAppInfo.sdkVersion = [NSString stringWithUTF8String:kFPRSDKVersion];
-  iosAppInfo.networkConnectionInfo.networkType = FPRNetworkConnectionInfoNetworkType();
-#ifdef TARGET_HAS_MOBILE_CONNECTIVITY
-  CTTelephonyNetworkInfo *networkInfo = FPRNetworkInfo();
-  CTCarrier *provider = networkInfo.subscriberCellularProvider;
-  NSString *mccMnc = FPRValidatedMccMnc(provider.mobileCountryCode, provider.mobileNetworkCode);
-  if (mccMnc) {
-    iosAppInfo.mccMnc = mccMnc;
-  }
-  if (iosAppInfo.networkConnectionInfo.networkType ==
-      FPRMSGNetworkConnectionInfo_NetworkType_Mobile) {
-    iosAppInfo.networkConnectionInfo.mobileSubtype = FPRCellularNetworkType();
-  }
-#endif
-  appInfoMessage.iosAppInfo = iosAppInfo;
-
-  appInfoMessage.customAttributes = [[FIRPerformance sharedInstance].attributes mutableCopy];
-
-  return appInfoMessage;
-}
-
-FPRMSGTraceMetric *FPRGetTraceMetric(FIRTrace *trace) {
-  if (trace == nil) {
-    return nil;
-  }
-  FPRMSGTraceMetric *traceMetric = [FPRMSGTraceMetric message];
-  traceMetric.name = trace.name;
-
-  // Set if the trace is an internally created trace.
-  traceMetric.isAuto = trace.isInternal;
-
-  // Convert the trace duration from seconds to microseconds.
-  traceMetric.durationUs = trace.totalTraceTimeInterval * USEC_PER_SEC;
-
-  // Convert the start time from seconds to microseconds.
-  traceMetric.clientStartTimeUs = trace.startTimeSinceEpoch * USEC_PER_SEC;
-
-  traceMetric.counters = FPRGetProtoCounterForDictionary(trace.counters);
-
-  NSMutableArray<FPRMSGTraceMetric *> *subtraces = [[NSMutableArray alloc] init];
-  [trace.stages
-      enumerateObjectsUsingBlock:^(FIRTrace *_Nonnull stage, NSUInteger idx, BOOL *_Nonnull stop) {
-        [subtraces addObject:FPRGetTraceMetric(stage)];
-      }];
-  traceMetric.subtracesArray = subtraces;
-
-  traceMetric.customAttributes = [trace.attributes mutableCopy];
-
-  // Fillin session details
-  traceMetric.perfSessionsArray = [[NSMutableArray<FPRMSGPerfSession *> alloc] init];
-  NSArray<FPRSessionDetails *> *orderedSessions = FPRMakeFirstSessionVerbose(trace.sessions);
-  [orderedSessions enumerateObjectsUsingBlock:^(FPRSessionDetails *_Nonnull session,
-                                                NSUInteger index, BOOL *_Nonnull stop) {
-    FPRMSGPerfSession *perfSession = [FPRMSGPerfSession message];
-    perfSession.sessionId = session.sessionId;
-    perfSession.sessionVerbosityArray = [GPBEnumArray array];
-    if ((session.options & FPRSessionOptionsEvents) ||
-        (session.options & FPRSessionOptionsGauges)) {
-      [perfSession.sessionVerbosityArray addValue:FPRMSGSessionVerbosity_GaugesAndSystemEvents];
-    }
-    [traceMetric.perfSessionsArray addObject:perfSession];
-  }];
-
-  return traceMetric;
-}
-
-FPRMSGNetworkRequestMetric *FPRGetNetworkRequestMetric(FPRNetworkTrace *trace) {
-  if (trace == nil) {
-    return nil;
-  }
-
-  // If there is no valid status code, do not send the event to backend.
-  if (!trace.hasValidResponseCode) {
-    return nil;
-  }
-
-  FPRMSGNetworkRequestMetric *networkMetric = [FPRMSGNetworkRequestMetric message];
-  networkMetric.URL = trace.trimmedURLString;
-  networkMetric.HTTPMethod = FPRHTTPMethodForString(trace.URLRequest.HTTPMethod);
-
-  // Convert the start time from seconds to microseconds.
-  networkMetric.clientStartTimeUs = trace.startTimeSinceEpoch * USEC_PER_SEC;
-
-  networkMetric.requestPayloadBytes = trace.requestSize;
-  networkMetric.responsePayloadBytes = trace.responseSize;
-
-  networkMetric.HTTPResponseCode = trace.responseCode;
-  networkMetric.responseContentType = trace.responseContentType;
-
-  if (trace.responseError) {
-    networkMetric.networkClientErrorReason =
-        FPRMSGNetworkRequestMetric_NetworkClientErrorReason_GenericClientError;
-  }
-
-  NSTimeInterval requestTimeUs =
-      USEC_PER_SEC *
-      [trace timeIntervalBetweenCheckpointState:FPRNetworkTraceCheckpointStateInitiated
-                                       andState:FPRNetworkTraceCheckpointStateRequestCompleted];
-  if (requestTimeUs > 0) {
-    networkMetric.timeToRequestCompletedUs = requestTimeUs;
-  }
-
-  NSTimeInterval responseIntiationTimeUs =
-      USEC_PER_SEC *
-      [trace timeIntervalBetweenCheckpointState:FPRNetworkTraceCheckpointStateInitiated
-                                       andState:FPRNetworkTraceCheckpointStateResponseReceived];
-  if (responseIntiationTimeUs > 0) {
-    networkMetric.timeToResponseInitiatedUs = responseIntiationTimeUs;
-  }
-
-  NSTimeInterval responseCompletedUs =
-      USEC_PER_SEC *
-      [trace timeIntervalBetweenCheckpointState:FPRNetworkTraceCheckpointStateInitiated
-                                       andState:FPRNetworkTraceCheckpointStateResponseCompleted];
-  if (responseCompletedUs > 0) {
-    networkMetric.timeToResponseCompletedUs = responseCompletedUs;
-  }
-
-  networkMetric.customAttributes = [trace.attributes mutableCopy];
-
-  // Fillin session details
-  NSArray<FPRSessionDetails *> *orderedSessions = FPRMakeFirstSessionVerbose(trace.sessions);
-  networkMetric.perfSessionsArray = [[NSMutableArray<FPRMSGPerfSession *> alloc] init];
-  [orderedSessions enumerateObjectsUsingBlock:^(FPRSessionDetails *_Nonnull session,
-                                                NSUInteger index, BOOL *_Nonnull stop) {
-    FPRMSGPerfSession *perfSession = [FPRMSGPerfSession message];
-    perfSession.sessionId = session.sessionId;
-    perfSession.sessionVerbosityArray = [GPBEnumArray array];
-    if ((session.options & FPRSessionOptionsEvents) ||
-        (session.options & FPRSessionOptionsGauges)) {
-      [perfSession.sessionVerbosityArray addValue:FPRMSGSessionVerbosity_GaugesAndSystemEvents];
-    }
-    [networkMetric.perfSessionsArray addObject:perfSession];
-  }];
-
-  return networkMetric;
-}
-
-FPRMSGGaugeMetric *FPRGetGaugeMetric(NSArray *gaugeData, NSString *sessionId) {
-  if (gaugeData == nil || gaugeData.count == 0) {
-    return nil;
-  }
-
-  if (sessionId == nil || sessionId.length == 0) {
-    return nil;
-  }
-
-  FPRMSGGaugeMetric *gaugeMetric = [FPRMSGGaugeMetric message];
-  gaugeMetric.sessionId = sessionId;
-  NSMutableArray<FPRMSGCpuMetricReading *> *cpuReadings =
-      [[NSMutableArray<FPRMSGCpuMetricReading *> alloc] init];
-  NSMutableArray<FPRMSGIosMemoryReading *> *memoryReadings =
-      [[NSMutableArray<FPRMSGIosMemoryReading *> alloc] init];
-  [gaugeData enumerateObjectsUsingBlock:^(id obj, NSUInteger idx, BOOL *stop) {
-    if ([obj isKindOfClass:[FPRCPUGaugeData class]]) {
-      FPRCPUGaugeData *gaugeData = (FPRCPUGaugeData *)obj;
-      FPRMSGCpuMetricReading *cpuReading = [FPRMSGCpuMetricReading message];
-      cpuReading.clientTimeUs = gaugeData.collectionTime.timeIntervalSince1970 * USEC_PER_SEC;
-      cpuReading.systemTimeUs = gaugeData.systemTime;
-      cpuReading.userTimeUs = gaugeData.userTime;
-      [cpuReadings addObject:cpuReading];
-    }
-
-    if ([obj isKindOfClass:[FPRMemoryGaugeData class]]) {
-      FPRMemoryGaugeData *gaugeData = (FPRMemoryGaugeData *)obj;
-      FPRMSGIosMemoryReading *memoryReading = [FPRMSGIosMemoryReading message];
-      memoryReading.clientTimeUs = gaugeData.collectionTime.timeIntervalSince1970 * USEC_PER_SEC;
-      memoryReading.usedAppHeapMemoryKb = (int32_t)BYTES_TO_KB(gaugeData.heapUsed);
-      memoryReading.freeAppHeapMemoryKb = (int32_t)BYTES_TO_KB(gaugeData.heapAvailable);
-      [memoryReadings addObject:memoryReading];
-    }
-  }];
-  gaugeMetric.cpuMetricReadingsArray = cpuReadings;
-  gaugeMetric.iosMemoryReadingsArray = memoryReadings;
-  return gaugeMetric;
-}
-
-FPRMSGApplicationProcessState FPRApplicationProcessState(FPRTraceState state) {
-  FPRMSGApplicationProcessState processState =
-      FPRMSGApplicationProcessState_ApplicationProcessStateUnknown;
-  switch (state) {
-    case FPRTraceStateForegroundOnly:
-      processState = FPRMSGApplicationProcessState_Foreground;
-      break;
-
-    case FPRTraceStateBackgroundOnly:
-      processState = FPRMSGApplicationProcessState_Background;
-      break;
-
-    case FPRTraceStateBackgroundAndForeground:
-      processState = FPRMSGApplicationProcessState_ForegroundBackground;
-      break;
-
-    default:
-      break;
-  }
-
-  return processState;
-}
-
-#ifdef TARGET_HAS_MOBILE_CONNECTIVITY
-CTTelephonyNetworkInfo *FPRNetworkInfo() {
-  static CTTelephonyNetworkInfo *networkInfo;
-  static dispatch_once_t onceToken;
-  dispatch_once(&onceToken, ^{
-    networkInfo = [[CTTelephonyNetworkInfo alloc] init];
-  });
-  return networkInfo;
-}
-#endif
-
-#pragma mark - Proto creation utilities
-
-/** Converts a dictionary of <NSString *, NSNumber *> to a GPBStringInt64Dictionary proto object.
- *  @return Reference to a GPBStringInt64Dictionary object.
- */
-static GPBStringInt64Dictionary *FPRGetProtoCounterForDictionary(
-    NSDictionary<NSString *, NSNumber *> *dictionary) {
-  GPBStringInt64Dictionary *counterDictionary = [[GPBStringInt64Dictionary alloc] init];
-  [dictionary enumerateKeysAndObjectsUsingBlock:^(NSString *_Nonnull key, NSNumber *_Nonnull value,
-                                                  BOOL *_Nonnull stop) {
-    [counterDictionary setInt64:[value longLongValue] forKey:key];
-  }];
-
-  return counterDictionary;
-}
-
-/** Converts the network method string to a value defined in the enum
- *  FPRMSGNetworkRequestMetric_HttpMethod.
- *  @return Enum value of the method string. If there is no mapping value defined for the method
- *      string FPRMSGNetworkRequestMetric_HttpMethod_HTTPMethodUnknown is returned.
- */
-static FPRMSGNetworkRequestMetric_HttpMethod FPRHTTPMethodForString(NSString *methodString) {
-  static NSDictionary<NSString *, NSNumber *> *HTTPToFPRNetworkTraceMethod;
-  static dispatch_once_t onceToken = 0;
-  dispatch_once(&onceToken, ^{
-    HTTPToFPRNetworkTraceMethod = @{
-      @"GET" : @(FPRMSGNetworkRequestMetric_HttpMethod_Get),
-      @"POST" : @(FPRMSGNetworkRequestMetric_HttpMethod_Post),
-      @"PUT" : @(FPRMSGNetworkRequestMetric_HttpMethod_Put),
-      @"DELETE" : @(FPRMSGNetworkRequestMetric_HttpMethod_Delete),
-      @"HEAD" : @(FPRMSGNetworkRequestMetric_HttpMethod_Head),
-      @"PATCH" : @(FPRMSGNetworkRequestMetric_HttpMethod_Patch),
-      @"OPTIONS" : @(FPRMSGNetworkRequestMetric_HttpMethod_Options),
-      @"TRACE" : @(FPRMSGNetworkRequestMetric_HttpMethod_Trace),
-      @"CONNECT" : @(FPRMSGNetworkRequestMetric_HttpMethod_Connect),
-    };
-  });
-
-  NSNumber *HTTPMethod = HTTPToFPRNetworkTraceMethod[methodString];
-  if (HTTPMethod == nil) {
-    return FPRMSGNetworkRequestMetric_HttpMethod_HTTPMethodUnknown;
-  }
-  return HTTPMethod.intValue;
-}
-
-/** Get the current network connection type in NetworkConnectionInfo_NetworkType format.
- *  @return Current network connection type.
- */
-static FPRMSGNetworkConnectionInfo_NetworkType FPRNetworkConnectionInfoNetworkType() {
-  FPRMSGNetworkConnectionInfo_NetworkType networkType =
-      FPRMSGNetworkConnectionInfo_NetworkType_None;
-
-  static SCNetworkReachabilityRef reachabilityRef = 0;
-  static dispatch_once_t onceToken;
-  dispatch_once(&onceToken, ^{
-    reachabilityRef = SCNetworkReachabilityCreateWithName(kCFAllocatorSystemDefault, "google.com");
-  });
-
-  SCNetworkReachabilityFlags reachabilityFlags = 0;
-  SCNetworkReachabilityGetFlags(reachabilityRef, &reachabilityFlags);
-
-  // Parse the network flags to set the network type.
-  if (reachabilityFlags & kSCNetworkReachabilityFlagsReachable) {
-    if (reachabilityFlags & kSCNetworkReachabilityFlagsIsWWAN) {
-      networkType = FPRMSGNetworkConnectionInfo_NetworkType_Mobile;
-    } else {
-      networkType = FPRMSGNetworkConnectionInfo_NetworkType_Wifi;
-    }
-  }
-
-  return networkType;
-}
-
-#ifdef TARGET_HAS_MOBILE_CONNECTIVITY
-/** Get the current cellular network connection type in NetworkConnectionInfo_MobileSubtype format.
- *  @return Current cellular network connection type.
- */
-static FPRMSGNetworkConnectionInfo_MobileSubtype FPRCellularNetworkType() {
-  static NSDictionary<NSString *, NSNumber *> *cellularNetworkToMobileSubtype;
-  static dispatch_once_t onceToken = 0;
-  dispatch_once(&onceToken, ^{
-    cellularNetworkToMobileSubtype = @{
-      CTRadioAccessTechnologyGPRS : @(FPRMSGNetworkConnectionInfo_MobileSubtype_Gprs),
-      CTRadioAccessTechnologyEdge : @(FPRMSGNetworkConnectionInfo_MobileSubtype_Edge),
-      CTRadioAccessTechnologyWCDMA : @(FPRMSGNetworkConnectionInfo_MobileSubtype_Cdma),
-      CTRadioAccessTechnologyHSDPA : @(FPRMSGNetworkConnectionInfo_MobileSubtype_Hsdpa),
-      CTRadioAccessTechnologyHSUPA : @(FPRMSGNetworkConnectionInfo_MobileSubtype_Hsupa),
-      CTRadioAccessTechnologyCDMA1x : @(FPRMSGNetworkConnectionInfo_MobileSubtype_Cdma),
-      CTRadioAccessTechnologyCDMAEVDORev0 : @(FPRMSGNetworkConnectionInfo_MobileSubtype_Evdo0),
-      CTRadioAccessTechnologyCDMAEVDORevA : @(FPRMSGNetworkConnectionInfo_MobileSubtype_EvdoA),
-      CTRadioAccessTechnologyCDMAEVDORevB : @(FPRMSGNetworkConnectionInfo_MobileSubtype_EvdoB),
-      CTRadioAccessTechnologyeHRPD : @(FPRMSGNetworkConnectionInfo_MobileSubtype_Ehrpd),
-      CTRadioAccessTechnologyLTE : @(FPRMSGNetworkConnectionInfo_MobileSubtype_Lte)
-    };
-  });
-
-  NSString *networkString = FPRNetworkInfo().currentRadioAccessTechnology;
-  NSNumber *cellularNetworkType = cellularNetworkToMobileSubtype[networkString];
-  return cellularNetworkType.intValue;
-}
-#endif
-
-/** Reorders the list of sessions to make sure the first session is verbose if at least one session
- *  in the list is verbose.
- *  @return Ordered list of sessions.
- */
-NSArray<FPRSessionDetails *> *FPRMakeFirstSessionVerbose(NSArray<FPRSessionDetails *> *sessions) {
-  NSMutableArray<FPRSessionDetails *> *orderedSessions =
-      [[NSMutableArray<FPRSessionDetails *> alloc] initWithArray:sessions];
-
-  __block NSInteger firstVerboseSessionIndex = -1;
-  [sessions enumerateObjectsUsingBlock:^(FPRSessionDetails *session, NSUInteger idx, BOOL *stop) {
-    if ([session isVerbose]) {
-      firstVerboseSessionIndex = idx;
-      *stop = YES;
-    }
-  }];
-
-  if (firstVerboseSessionIndex > 0) {
-    FPRSessionDetails *verboseSession = orderedSessions[firstVerboseSessionIndex];
-    [orderedSessions removeObjectAtIndex:firstVerboseSessionIndex];
-    [orderedSessions insertObject:verboseSession atIndex:0];
-  }
-
-  return [orderedSessions copy];
-}

FirebasePerformance/Sources/Instrumentation/FIRHTTPMetric.m

@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-#import "FirebasePerformance/Sources/Public/FIRHTTPMetric.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRHTTPMetric.h"
 #import "FirebasePerformance/Sources/Instrumentation/FIRHTTPMetric+Private.h"
 
 #import "FirebasePerformance/Sources/Common/FPRConstants.h"

FirebasePerformance/Sources/Instrumentation/FPRNetworkTrace.h

@@ -184,5 +184,11 @@ typedef NS_ENUM(NSInteger, FPRNetworkTraceCheckpointState) {
  */
 - (NSTimeInterval)timeIntervalBetweenCheckpointState:(FPRNetworkTraceCheckpointState)startState
                                             andState:(FPRNetworkTraceCheckpointState)endState;
+/**
+ * Checks if the network trace is valid.
+ *
+ * @return true if the network trace is valid.
+ */
+- (BOOL)isValid;
 
 @end

FirebasePerformance/Sources/Instrumentation/FPRNetworkTrace.m

@@ -443,4 +443,8 @@ NSString *const kFPRNetworkTracePropertyName = @"fpr_networkTrace";
   }
 }
 
+- (BOOL)isValid {
+  return _hasValidResponseCode;
+}
+
 @end

FirebasePerformance/Sources/Instrumentation/UIKit/FPRUIViewControllerInstrument.m

@@ -12,8 +12,6 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-#import "FirebasePerformance/Sources/Instrumentation/UIKit/FPRUIViewControllerInstrument.h"
-
 #import <UIKit/UIKit.h>
 
 #import "FirebasePerformance/Sources/AppActivity/FPRScreenTraceTracker+Private.h"
@@ -23,6 +21,7 @@
 #import "FirebasePerformance/Sources/Instrumentation/FPRInstrument_Private.h"
 #import "FirebasePerformance/Sources/Instrumentation/FPRSelectorInstrumentor.h"
 #import "FirebasePerformance/Sources/Instrumentation/Network/FPRNetworkInstrumentHelpers.h"
+#import "FirebasePerformance/Sources/Instrumentation/UIKit/FPRUIViewControllerInstrument.h"
 
 #import <GoogleUtilities/GULAppEnvironmentUtil.h>
 #import <GoogleUtilities/GULOriginalIMPConvenienceMacros.h>

FirebasePerformance/Sources/Loggers/FPRGDTEvent.h

@@ -15,24 +15,23 @@
 #import <Foundation/Foundation.h>
 
 #import <GoogleDataTransport/GoogleDataTransport.h>
+#import "FirebasePerformance/Sources/Protogen/nanopb/perf_metric.nanopb.h"
 
 NS_ASSUME_NONNULL_BEGIN
 
-@class FPRMSGPerfMetric;
-
 /**
- * Google Data Transport event wrapper used for converting Fireperf Proto object to
+ * Google Data Transport event wrapper used for converting Fireperf nanopb object to
  * GDTEvent object.
  */
 @interface FPRGDTEvent : NSObject <GDTCOREventDataObject>
 
-/** Perf metric that is going to be converted. */
-@property(nonatomic, readonly) FPRMSGPerfMetric *metric;
+/** firebase_perf_v1_PerfMetric that is going to be converted. */
+@property(nonatomic, readonly) firebase_perf_v1_PerfMetric metric;
 
 - (instancetype)init NS_UNAVAILABLE;
 
-/** Converts a PerfMetric event to a GDTEvent. */
-+ (instancetype)gdtEventForPerfMetric:(FPRMSGPerfMetric *)perfMetric;
+/** Converts a firebase_perf_v1_PerfMetric object to a GDTEvent. */
++ (instancetype)gdtEventForPerfMetric:(firebase_perf_v1_PerfMetric)perfMetric;
 
 @end
 

FirebasePerformance/Sources/Loggers/FPRGDTEvent.m

@@ -12,14 +12,19 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+#import <nanopb/pb.h>
+#import <nanopb/pb_decode.h>
+#import <nanopb/pb_encode.h>
+
+#import "FirebasePerformance/Sources/FPRConsoleLogger.h"
 #import "FirebasePerformance/Sources/Loggers/FPRGDTEvent.h"
 
-#import "FirebasePerformance/ProtoSupport/PerfMetric.pbobjc.h"
+#import "FirebasePerformance/Sources/Protogen/nanopb/perf_metric.nanopb.h"
 
 @interface FPRGDTEvent ()
 
 /** Perf metric that is going to be converted. */
-@property(nonatomic) FPRMSGPerfMetric *metric;
+@property(nonatomic) firebase_perf_v1_PerfMetric metric;
 
 /**
  *  Creates an instance of FPRGDTEvent.
@@ -27,18 +32,18 @@
  *  @param perfMetric Performance Event proto object that needs to be converted to FPRGDTEvent.
  *  @return Instance of FPRGDTEvent.
  */
-- (instancetype)initForPerfMetric:(FPRMSGPerfMetric *)perfMetric;
+- (instancetype)initForPerfMetric:(firebase_perf_v1_PerfMetric)perfMetric;
 
 @end
 
 @implementation FPRGDTEvent
 
-+ (instancetype)gdtEventForPerfMetric:(FPRMSGPerfMetric *)perfMetric {
++ (instancetype)gdtEventForPerfMetric:(firebase_perf_v1_PerfMetric)perfMetric {
   FPRGDTEvent *event = [[FPRGDTEvent alloc] initForPerfMetric:perfMetric];
   return event;
 }
 
-- (instancetype)initForPerfMetric:(FPRMSGPerfMetric *)perfMetric {
+- (instancetype)initForPerfMetric:(firebase_perf_v1_PerfMetric)perfMetric {
   if (self = [super init]) {
     _metric = perfMetric;
   }
@@ -49,7 +54,30 @@
 #pragma mark - GDTCOREventDataObject protocol methods
 
 - (NSData *)transportBytes {
-  return [self.metric data];
+  pb_ostream_t sizestream = PB_OSTREAM_SIZING;
+
+  // Encode 1 time to determine the size.
+  if (!pb_encode(&sizestream, firebase_perf_v1_PerfMetric_fields, &_metric)) {
+    FPRLogError(kFPRTransportBytesError, @"Error in nanopb encoding for size: %s",
+                PB_GET_ERROR(&sizestream));
+  }
+
+  // Encode a 2nd time to actually get the bytes from it.
+  size_t bufferSize = sizestream.bytes_written;
+  CFMutableDataRef dataRef = CFDataCreateMutable(CFAllocatorGetDefault(), bufferSize);
+  CFDataSetLength(dataRef, bufferSize);
+  pb_ostream_t ostream = pb_ostream_from_buffer((void *)CFDataGetBytePtr(dataRef), bufferSize);
+  if (!pb_encode(&ostream, firebase_perf_v1_PerfMetric_fields, &_metric)) {
+    FPRLogError(kFPRTransportBytesError, @"Error in nanopb encoding for bytes: %s",
+                PB_GET_ERROR(&ostream));
+  }
+  CFDataSetLength(dataRef, ostream.bytes_written);
+
+  return CFBridgingRelease(dataRef);
+}
+
+- (void)dealloc {
+  pb_release(firebase_perf_v1_PerfMetric_fields, &_metric);
 }
 
 @end

FirebasePerformance/Sources/Loggers/FPRGDTLogSampler.m

@@ -22,8 +22,6 @@
 #import "FirebasePerformance/Sources/FPRConsoleLogger.h"
 #import "FirebasePerformance/Sources/Loggers/FPRGDTEvent.h"
 
-#import "FirebasePerformance/ProtoSupport/PerfMetric.pbobjc.h"
-
 @class FPRGDTEvent;
 
 @interface FPRGDTLogSampler ()
@@ -73,23 +71,22 @@
   }
 
   FPRGDTEvent *gdtEvent = (FPRGDTEvent *)event.dataObject;
-  FPRMSGPerfMetric *perfMetric = gdtEvent.metric;
+  firebase_perf_v1_PerfMetric perfMetric = gdtEvent.metric;
 
   // If it is a gaugeEvent, do not sample.
-  if (perfMetric.hasGaugeMetric) {
+  if (perfMetric.has_gauge_metric) {
     return event;
   }
 
   // If the traceMetric contains a verbose session, do not sample.
-  if (perfMetric.hasTraceMetric) {
-    FPRMSGTraceMetric *traceMetric = perfMetric.traceMetric;
+  if (perfMetric.has_trace_metric) {
+    firebase_perf_v1_TraceMetric traceMetric = perfMetric.trace_metric;
     // Sessions are ordered so that the first session is the most verbose one.
-    if (traceMetric.perfSessionsArray.count > 0) {
-      FPRMSGPerfSession *firstSession = traceMetric.perfSessionsArray[0];
-      if (firstSession.sessionVerbosityArray.count > 0) {
-        FPRMSGSessionVerbosity firstVerbosity =
-            (FPRMSGSessionVerbosity)[firstSession.sessionVerbosityArray valueAtIndex:0];
-        if (firstVerbosity == FPRMSGSessionVerbosity_GaugesAndSystemEvents) {
+    if (traceMetric.perf_sessions_count > 0) {
+      firebase_perf_v1_PerfSession firstSession = traceMetric.perf_sessions[0];
+      if (firstSession.session_verbosity_count > 0) {
+        firebase_perf_v1_SessionVerbosity firstVerbosity = firstSession.session_verbosity[0];
+        if (firstVerbosity == firebase_perf_v1_SessionVerbosity_GAUGES_AND_SYSTEM_EVENTS) {
           return event;
         }
       }
@@ -97,15 +94,14 @@
   }
 
   // If the networkMetric contains a verbose session, do not sample.
-  if (perfMetric.hasNetworkRequestMetric) {
-    FPRMSGNetworkRequestMetric *networkMetric = perfMetric.networkRequestMetric;
+  if (perfMetric.has_network_request_metric) {
+    firebase_perf_v1_NetworkRequestMetric networkMetric = perfMetric.network_request_metric;
     // Sessions are ordered so that the first session is the most verbose one.
-    if (networkMetric.perfSessionsArray.count > 0) {
-      FPRMSGPerfSession *firstSession = networkMetric.perfSessionsArray[0];
-      if (firstSession.sessionVerbosityArray.count > 0) {
-        FPRMSGSessionVerbosity firstVerbosity =
-            (FPRMSGSessionVerbosity)[firstSession.sessionVerbosityArray valueAtIndex:0];
-        if (firstVerbosity == FPRMSGSessionVerbosity_GaugesAndSystemEvents) {
+    if (networkMetric.perf_sessions_count > 0) {
+      firebase_perf_v1_PerfSession firstSession = networkMetric.perf_sessions[0];
+      if (firstSession.session_verbosity_count > 0) {
+        firebase_perf_v1_SessionVerbosity firstVerbosity = firstSession.session_verbosity[0];
+        if (firstVerbosity == firebase_perf_v1_SessionVerbosity_GAUGES_AND_SYSTEM_EVENTS) {
           return event;
         }
       }
@@ -126,10 +122,10 @@
  * @param event The event on which the decision would be made.
  * @return Boolean value of YES if the log should be dropped/sampled out. Otherwise, NO.
  */
-- (BOOL)shouldDropEvent:(FPRMSGPerfMetric *)event {
+- (BOOL)shouldDropEvent:(firebase_perf_v1_PerfMetric)event {
   // Find the correct sampling rate and make the decision to drop or log the event.
   float samplingRate = [self.flags logTraceSamplingRate];
-  if (event.hasNetworkRequestMetric) {
+  if (event.has_network_request_metric) {
     samplingRate = [self.flags logNetworkSamplingRate];
   }
 

FirebasePerformance/Sources/Loggers/FPRGDTLogger.h

@@ -13,11 +13,10 @@
 // limitations under the License.
 
 #import <Foundation/Foundation.h>
+#import "FirebasePerformance/Sources/Protogen/nanopb/perf_metric.nanopb.h"
 
 NS_ASSUME_NONNULL_BEGIN
 
-@class FPRMSGPerfMetric;
-
 /** Logger used to dispatch events to Google Data Transport layer. */
 @interface FPRGDTLogger : NSObject
 
@@ -41,7 +40,7 @@ NS_ASSUME_NONNULL_BEGIN
  * @remark Events are logged/dispatched asynchrounously using a serial dispatch queue.
  * @param event The event to log.
  */
-- (void)logEvent:(FPRMSGPerfMetric *)event;
+- (void)logEvent:(firebase_perf_v1_PerfMetric)event;
 
 @end
 

FirebasePerformance/Sources/Loggers/FPRGDTLogger.m

@@ -23,7 +23,7 @@
 
 #import <GoogleDataTransport/GoogleDataTransport.h>
 
-#import "FirebasePerformance/ProtoSupport/PerfMetric.pbobjc.h"
+#import "FirebasePerformance/Sources/Protogen/nanopb/perf_metric.nanopb.h"
 
 @implementation FPRGDTLogger
 
@@ -54,7 +54,7 @@
   return self;
 }
 
-- (void)logEvent:(FPRMSGPerfMetric *)event {
+- (void)logEvent:(firebase_perf_v1_PerfMetric)event {
   GDTCORTransport *eventTransporter = self.gdtfllTransport;
 
   dispatch_async(self.queue, ^{

FirebasePerformance/Sources/Loggers/FPRGDTRateLimiter.m

@@ -24,8 +24,6 @@
 
 #import <GoogleDataTransport/GoogleDataTransport.h>
 
-#import "FirebasePerformance/ProtoSupport/PerfMetric.pbobjc.h"
-
 @interface FPRGDTRateLimiter ()
 
 /**
@@ -78,12 +76,12 @@
 - (GDTCOREvent *)transformGDTEvent:(nonnull GDTCOREvent *)logEvent {
   if ([logEvent.dataObject isKindOfClass:[FPRGDTEvent class]]) {
     FPRGDTEvent *gdtEvent = (FPRGDTEvent *)logEvent.dataObject;
-    FPRMSGPerfMetric *perfMetric = gdtEvent.metric;
+    firebase_perf_v1_PerfMetric perfMetric = gdtEvent.metric;
 
-    if (perfMetric.hasTraceMetric) {
-      FPRMSGTraceMetric *traceMetric = perfMetric.traceMetric;
+    if (perfMetric.has_trace_metric) {
+      firebase_perf_v1_TraceMetric traceMetric = perfMetric.trace_metric;
       // If it is an internal trace event, skip rate limiting.
-      if (traceMetric.isAuto) {
+      if (traceMetric.is_auto) {
         return logEvent;
       }
     }
@@ -210,8 +208,8 @@
 - (BOOL)isNetworkEvent:(GDTCOREvent *)logEvent {
   if ([logEvent.dataObject isKindOfClass:[FPRGDTEvent class]]) {
     FPRGDTEvent *gdtEvent = (FPRGDTEvent *)logEvent.dataObject;
-    FPRMSGPerfMetric *perfMetric = gdtEvent.metric;
-    if (perfMetric.hasNetworkRequestMetric) {
+    firebase_perf_v1_PerfMetric perfMetric = gdtEvent.metric;
+    if (perfMetric.has_network_request_metric) {
       return YES;
     }
   }

FirebasePerformance/Sources/Protogen/nanopb/perf_metric.nanopb.c

@@ -0,0 +1,219 @@
+/*
+ * Copyright 2021 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/* Automatically generated nanopb constant definitions */
+/* Generated by nanopb-0.3.9.8 */
+
+#include "FirebasePerformance/Sources/Protogen/nanopb/perf_metric.nanopb.h"
+
+/* @@protoc_insertion_point(includes) */
+#if PB_PROTO_HEADER_VERSION != 30
+#error Regenerate this file with the current version of nanopb generator.
+#endif
+
+const firebase_perf_v1_NetworkConnectionInfo_NetworkType firebase_perf_v1_NetworkConnectionInfo_network_type_default = firebase_perf_v1_NetworkConnectionInfo_NetworkType_NONE;
+const firebase_perf_v1_NetworkConnectionInfo_MobileSubtype firebase_perf_v1_NetworkConnectionInfo_mobile_subtype_default = firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_UNKNOWN_MOBILE_SUBTYPE;
+
+
+const pb_field_t firebase_perf_v1_PerfMetric_fields[6] = {
+    PB_FIELD(  1, MESSAGE , OPTIONAL, STATIC  , FIRST, firebase_perf_v1_PerfMetric, application_info, application_info, &firebase_perf_v1_ApplicationInfo_fields),
+    PB_FIELD(  2, MESSAGE , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_PerfMetric, trace_metric, application_info, &firebase_perf_v1_TraceMetric_fields),
+    PB_FIELD(  3, MESSAGE , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_PerfMetric, network_request_metric, trace_metric, &firebase_perf_v1_NetworkRequestMetric_fields),
+    PB_FIELD(  4, MESSAGE , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_PerfMetric, gauge_metric, network_request_metric, &firebase_perf_v1_GaugeMetric_fields),
+    PB_FIELD(  5, MESSAGE , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_PerfMetric, transport_info, gauge_metric, &firebase_perf_v1_TransportInfo_fields),
+    PB_LAST_FIELD
+};
+
+const pb_field_t firebase_perf_v1_TraceMetric_fields[9] = {
+    PB_FIELD(  1, BYTES   , OPTIONAL, POINTER , FIRST, firebase_perf_v1_TraceMetric, name, name, 0),
+    PB_FIELD(  2, BOOL    , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_TraceMetric, is_auto, name, 0),
+    PB_FIELD(  4, INT64   , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_TraceMetric, client_start_time_us, is_auto, 0),
+    PB_FIELD(  5, INT64   , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_TraceMetric, duration_us, client_start_time_us, 0),
+    PB_FIELD(  6, MESSAGE , REPEATED, POINTER , OTHER, firebase_perf_v1_TraceMetric, counters, duration_us, &firebase_perf_v1_TraceMetric_CountersEntry_fields),
+    PB_FIELD(  7, MESSAGE , REPEATED, POINTER , OTHER, firebase_perf_v1_TraceMetric, subtraces, counters, &firebase_perf_v1_TraceMetric_fields),
+    PB_FIELD(  8, MESSAGE , REPEATED, POINTER , OTHER, firebase_perf_v1_TraceMetric, custom_attributes, subtraces, &firebase_perf_v1_TraceMetric_CustomAttributesEntry_fields),
+    PB_FIELD(  9, MESSAGE , REPEATED, POINTER , OTHER, firebase_perf_v1_TraceMetric, perf_sessions, custom_attributes, &firebase_perf_v1_PerfSession_fields),
+    PB_LAST_FIELD
+};
+
+const pb_field_t firebase_perf_v1_TraceMetric_CountersEntry_fields[3] = {
+    PB_FIELD(  1, BYTES   , OPTIONAL, POINTER , FIRST, firebase_perf_v1_TraceMetric_CountersEntry, key, key, 0),
+    PB_FIELD(  2, INT64   , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_TraceMetric_CountersEntry, value, key, 0),
+    PB_LAST_FIELD
+};
+
+const pb_field_t firebase_perf_v1_TraceMetric_CustomAttributesEntry_fields[3] = {
+    PB_FIELD(  1, BYTES   , OPTIONAL, POINTER , FIRST, firebase_perf_v1_TraceMetric_CustomAttributesEntry, key, key, 0),
+    PB_FIELD(  2, BYTES   , OPTIONAL, POINTER , OTHER, firebase_perf_v1_TraceMetric_CustomAttributesEntry, value, key, 0),
+    PB_LAST_FIELD
+};
+
+const pb_field_t firebase_perf_v1_NetworkRequestMetric_fields[14] = {
+    PB_FIELD(  1, BYTES   , OPTIONAL, POINTER , FIRST, firebase_perf_v1_NetworkRequestMetric, url, url, 0),
+    PB_FIELD(  2, UENUM   , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_NetworkRequestMetric, http_method, url, 0),
+    PB_FIELD(  3, INT64   , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_NetworkRequestMetric, request_payload_bytes, http_method, 0),
+    PB_FIELD(  4, INT64   , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_NetworkRequestMetric, response_payload_bytes, request_payload_bytes, 0),
+    PB_FIELD(  5, INT32   , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_NetworkRequestMetric, http_response_code, response_payload_bytes, 0),
+    PB_FIELD(  6, BYTES   , OPTIONAL, POINTER , OTHER, firebase_perf_v1_NetworkRequestMetric, response_content_type, http_response_code, 0),
+    PB_FIELD(  7, INT64   , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_NetworkRequestMetric, client_start_time_us, response_content_type, 0),
+    PB_FIELD(  8, INT64   , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_NetworkRequestMetric, time_to_request_completed_us, client_start_time_us, 0),
+    PB_FIELD(  9, INT64   , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_NetworkRequestMetric, time_to_response_initiated_us, time_to_request_completed_us, 0),
+    PB_FIELD( 10, INT64   , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_NetworkRequestMetric, time_to_response_completed_us, time_to_response_initiated_us, 0),
+    PB_FIELD( 11, UENUM   , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_NetworkRequestMetric, network_client_error_reason, time_to_response_completed_us, 0),
+    PB_FIELD( 12, MESSAGE , REPEATED, POINTER , OTHER, firebase_perf_v1_NetworkRequestMetric, custom_attributes, network_client_error_reason, &firebase_perf_v1_NetworkRequestMetric_CustomAttributesEntry_fields),
+    PB_FIELD( 13, MESSAGE , REPEATED, POINTER , OTHER, firebase_perf_v1_NetworkRequestMetric, perf_sessions, custom_attributes, &firebase_perf_v1_PerfSession_fields),
+    PB_LAST_FIELD
+};
+
+const pb_field_t firebase_perf_v1_NetworkRequestMetric_CustomAttributesEntry_fields[3] = {
+    PB_FIELD(  1, BYTES   , OPTIONAL, POINTER , FIRST, firebase_perf_v1_NetworkRequestMetric_CustomAttributesEntry, key, key, 0),
+    PB_FIELD(  2, BYTES   , OPTIONAL, POINTER , OTHER, firebase_perf_v1_NetworkRequestMetric_CustomAttributesEntry, value, key, 0),
+    PB_LAST_FIELD
+};
+
+const pb_field_t firebase_perf_v1_PerfSession_fields[3] = {
+    PB_FIELD(  1, BYTES   , OPTIONAL, POINTER , FIRST, firebase_perf_v1_PerfSession, session_id, session_id, 0),
+    PB_FIELD(  2, UENUM   , REPEATED, POINTER , OTHER, firebase_perf_v1_PerfSession, session_verbosity, session_id, 0),
+    PB_LAST_FIELD
+};
+
+const pb_field_t firebase_perf_v1_GaugeMetric_fields[6] = {
+    PB_FIELD(  1, BYTES   , OPTIONAL, POINTER , FIRST, firebase_perf_v1_GaugeMetric, session_id, session_id, 0),
+    PB_FIELD(  2, MESSAGE , REPEATED, POINTER , OTHER, firebase_perf_v1_GaugeMetric, cpu_metric_readings, session_id, &firebase_perf_v1_CpuMetricReading_fields),
+    PB_FIELD(  3, MESSAGE , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_GaugeMetric, gauge_metadata, cpu_metric_readings, &firebase_perf_v1_GaugeMetadata_fields),
+    PB_FIELD(  4, MESSAGE , REPEATED, POINTER , OTHER, firebase_perf_v1_GaugeMetric, android_memory_readings, gauge_metadata, &firebase_perf_v1_AndroidMemoryReading_fields),
+    PB_FIELD(  5, MESSAGE , REPEATED, POINTER , OTHER, firebase_perf_v1_GaugeMetric, ios_memory_readings, android_memory_readings, &firebase_perf_v1_IosMemoryReading_fields),
+    PB_LAST_FIELD
+};
+
+const pb_field_t firebase_perf_v1_CpuMetricReading_fields[4] = {
+    PB_FIELD(  1, INT64   , OPTIONAL, STATIC  , FIRST, firebase_perf_v1_CpuMetricReading, client_time_us, client_time_us, 0),
+    PB_FIELD(  2, INT64   , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_CpuMetricReading, user_time_us, client_time_us, 0),
+    PB_FIELD(  3, INT64   , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_CpuMetricReading, system_time_us, user_time_us, 0),
+    PB_LAST_FIELD
+};
+
+const pb_field_t firebase_perf_v1_IosMemoryReading_fields[4] = {
+    PB_FIELD(  1, INT64   , OPTIONAL, STATIC  , FIRST, firebase_perf_v1_IosMemoryReading, client_time_us, client_time_us, 0),
+    PB_FIELD(  2, INT32   , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_IosMemoryReading, used_app_heap_memory_kb, client_time_us, 0),
+    PB_FIELD(  3, INT32   , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_IosMemoryReading, free_app_heap_memory_kb, used_app_heap_memory_kb, 0),
+    PB_LAST_FIELD
+};
+
+const pb_field_t firebase_perf_v1_AndroidMemoryReading_fields[3] = {
+    PB_FIELD(  1, INT64   , OPTIONAL, STATIC  , FIRST, firebase_perf_v1_AndroidMemoryReading, client_time_us, client_time_us, 0),
+    PB_FIELD(  2, INT32   , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_AndroidMemoryReading, used_app_java_heap_memory_kb, client_time_us, 0),
+    PB_LAST_FIELD
+};
+
+const pb_field_t firebase_perf_v1_GaugeMetadata_fields[7] = {
+    PB_FIELD(  1, BYTES   , OPTIONAL, POINTER , FIRST, firebase_perf_v1_GaugeMetadata, process_name, process_name, 0),
+    PB_FIELD(  2, INT32   , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_GaugeMetadata, cpu_clock_rate_khz, process_name, 0),
+    PB_FIELD(  3, INT32   , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_GaugeMetadata, device_ram_size_kb, cpu_clock_rate_khz, 0),
+    PB_FIELD(  4, INT32   , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_GaugeMetadata, max_app_java_heap_memory_kb, device_ram_size_kb, 0),
+    PB_FIELD(  5, INT32   , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_GaugeMetadata, max_encouraged_app_java_heap_memory_kb, max_app_java_heap_memory_kb, 0),
+    PB_FIELD(  6, INT32   , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_GaugeMetadata, cpu_processor_count, max_encouraged_app_java_heap_memory_kb, 0),
+    PB_LAST_FIELD
+};
+
+const pb_field_t firebase_perf_v1_ApplicationInfo_fields[8] = {
+    PB_FIELD(  1, BYTES   , OPTIONAL, POINTER , FIRST, firebase_perf_v1_ApplicationInfo, google_app_id, google_app_id, 0),
+    PB_FIELD(  2, BYTES   , OPTIONAL, POINTER , OTHER, firebase_perf_v1_ApplicationInfo, app_instance_id, google_app_id, 0),
+    PB_FIELD(  3, MESSAGE , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_ApplicationInfo, android_app_info, app_instance_id, &firebase_perf_v1_AndroidApplicationInfo_fields),
+    PB_FIELD(  4, MESSAGE , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_ApplicationInfo, ios_app_info, android_app_info, &firebase_perf_v1_IosApplicationInfo_fields),
+    PB_FIELD(  5, UENUM   , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_ApplicationInfo, application_process_state, ios_app_info, 0),
+    PB_FIELD(  6, MESSAGE , REPEATED, POINTER , OTHER, firebase_perf_v1_ApplicationInfo, custom_attributes, application_process_state, &firebase_perf_v1_ApplicationInfo_CustomAttributesEntry_fields),
+    PB_FIELD(  7, MESSAGE , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_ApplicationInfo, web_app_info, custom_attributes, &firebase_perf_v1_WebApplicationInfo_fields),
+    PB_LAST_FIELD
+};
+
+const pb_field_t firebase_perf_v1_ApplicationInfo_CustomAttributesEntry_fields[3] = {
+    PB_FIELD(  1, BYTES   , OPTIONAL, POINTER , FIRST, firebase_perf_v1_ApplicationInfo_CustomAttributesEntry, key, key, 0),
+    PB_FIELD(  2, BYTES   , OPTIONAL, POINTER , OTHER, firebase_perf_v1_ApplicationInfo_CustomAttributesEntry, value, key, 0),
+    PB_LAST_FIELD
+};
+
+const pb_field_t firebase_perf_v1_WebApplicationInfo_fields[6] = {
+    PB_FIELD(  1, BYTES   , OPTIONAL, POINTER , FIRST, firebase_perf_v1_WebApplicationInfo, sdk_version, sdk_version, 0),
+    PB_FIELD(  2, BYTES   , OPTIONAL, POINTER , OTHER, firebase_perf_v1_WebApplicationInfo, page_url, sdk_version, 0),
+    PB_FIELD(  3, UENUM   , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_WebApplicationInfo, service_worker_status, page_url, 0),
+    PB_FIELD(  4, UENUM   , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_WebApplicationInfo, visibility_state, service_worker_status, 0),
+    PB_FIELD(  5, UENUM   , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_WebApplicationInfo, effective_connection_type, visibility_state, 0),
+    PB_LAST_FIELD
+};
+
+const pb_field_t firebase_perf_v1_AndroidApplicationInfo_fields[4] = {
+    PB_FIELD(  1, BYTES   , OPTIONAL, POINTER , FIRST, firebase_perf_v1_AndroidApplicationInfo, package_name, package_name, 0),
+    PB_FIELD(  2, BYTES   , OPTIONAL, POINTER , OTHER, firebase_perf_v1_AndroidApplicationInfo, sdk_version, package_name, 0),
+    PB_FIELD(  3, BYTES   , OPTIONAL, POINTER , OTHER, firebase_perf_v1_AndroidApplicationInfo, version_name, sdk_version, 0),
+    PB_LAST_FIELD
+};
+
+const pb_field_t firebase_perf_v1_NetworkConnectionInfo_fields[3] = {
+    PB_FIELD(  1, ENUM    , OPTIONAL, STATIC  , FIRST, firebase_perf_v1_NetworkConnectionInfo, network_type, network_type, &firebase_perf_v1_NetworkConnectionInfo_network_type_default),
+    PB_FIELD(  2, UENUM   , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_NetworkConnectionInfo, mobile_subtype, network_type, &firebase_perf_v1_NetworkConnectionInfo_mobile_subtype_default),
+    PB_LAST_FIELD
+};
+
+const pb_field_t firebase_perf_v1_IosApplicationInfo_fields[5] = {
+    PB_FIELD(  2, BYTES   , OPTIONAL, POINTER , FIRST, firebase_perf_v1_IosApplicationInfo, sdk_version, sdk_version, 0),
+    PB_FIELD(  3, BYTES   , OPTIONAL, POINTER , OTHER, firebase_perf_v1_IosApplicationInfo, bundle_short_version, sdk_version, 0),
+    PB_FIELD(  4, BYTES   , OPTIONAL, POINTER , OTHER, firebase_perf_v1_IosApplicationInfo, mcc_mnc, bundle_short_version, 0),
+    PB_FIELD(  5, MESSAGE , OPTIONAL, STATIC  , OTHER, firebase_perf_v1_IosApplicationInfo, network_connection_info, mcc_mnc, &firebase_perf_v1_NetworkConnectionInfo_fields),
+    PB_LAST_FIELD
+};
+
+const pb_field_t firebase_perf_v1_TransportInfo_fields[2] = {
+    PB_FIELD(  1, UENUM   , OPTIONAL, STATIC  , FIRST, firebase_perf_v1_TransportInfo, dispatch_destination, dispatch_destination, 0),
+    PB_LAST_FIELD
+};
+
+
+
+
+
+
+
+
+
+
+
+
+/* Check that field information fits in pb_field_t */
+#if !defined(PB_FIELD_32BIT)
+/* If you get an error here, it means that you need to define PB_FIELD_32BIT
+ * compile-time option. You can do that in pb.h or on compiler command line.
+ *
+ * The reason you need to do this is that some of your messages contain tag
+ * numbers or field sizes that are larger than what can fit in 8 or 16 bit
+ * field descriptors.
+ */
+PB_STATIC_ASSERT((pb_membersize(firebase_perf_v1_PerfMetric, application_info) < 65536 && pb_membersize(firebase_perf_v1_PerfMetric, trace_metric) < 65536 && pb_membersize(firebase_perf_v1_PerfMetric, network_request_metric) < 65536 && pb_membersize(firebase_perf_v1_PerfMetric, gauge_metric) < 65536 && pb_membersize(firebase_perf_v1_PerfMetric, transport_info) < 65536 && pb_membersize(firebase_perf_v1_GaugeMetric, gauge_metadata) < 65536 && pb_membersize(firebase_perf_v1_ApplicationInfo, android_app_info) < 65536 && pb_membersize(firebase_perf_v1_ApplicationInfo, ios_app_info) < 65536 && pb_membersize(firebase_perf_v1_ApplicationInfo, web_app_info) < 65536 && pb_membersize(firebase_perf_v1_IosApplicationInfo, network_connection_info) < 65536), YOU_MUST_DEFINE_PB_FIELD_32BIT_FOR_MESSAGES_firebase_perf_v1_PerfMetric_firebase_perf_v1_TraceMetric_firebase_perf_v1_TraceMetric_CountersEntry_firebase_perf_v1_TraceMetric_CustomAttributesEntry_firebase_perf_v1_NetworkRequestMetric_firebase_perf_v1_NetworkRequestMetric_CustomAttributesEntry_firebase_perf_v1_PerfSession_firebase_perf_v1_GaugeMetric_firebase_perf_v1_CpuMetricReading_firebase_perf_v1_IosMemoryReading_firebase_perf_v1_AndroidMemoryReading_firebase_perf_v1_GaugeMetadata_firebase_perf_v1_ApplicationInfo_firebase_perf_v1_ApplicationInfo_CustomAttributesEntry_firebase_perf_v1_WebApplicationInfo_firebase_perf_v1_AndroidApplicationInfo_firebase_perf_v1_NetworkConnectionInfo_firebase_perf_v1_IosApplicationInfo_firebase_perf_v1_TransportInfo)
+#endif
+
+#if !defined(PB_FIELD_16BIT) && !defined(PB_FIELD_32BIT)
+/* If you get an error here, it means that you need to define PB_FIELD_16BIT
+ * compile-time option. You can do that in pb.h or on compiler command line.
+ *
+ * The reason you need to do this is that some of your messages contain tag
+ * numbers or field sizes that are larger than what can fit in the default
+ * 8 bit descriptors.
+ */
+PB_STATIC_ASSERT((pb_membersize(firebase_perf_v1_PerfMetric, application_info) < 256 && pb_membersize(firebase_perf_v1_PerfMetric, trace_metric) < 256 && pb_membersize(firebase_perf_v1_PerfMetric, network_request_metric) < 256 && pb_membersize(firebase_perf_v1_PerfMetric, gauge_metric) < 256 && pb_membersize(firebase_perf_v1_PerfMetric, transport_info) < 256 && pb_membersize(firebase_perf_v1_GaugeMetric, gauge_metadata) < 256 && pb_membersize(firebase_perf_v1_ApplicationInfo, android_app_info) < 256 && pb_membersize(firebase_perf_v1_ApplicationInfo, ios_app_info) < 256 && pb_membersize(firebase_perf_v1_ApplicationInfo, web_app_info) < 256 && pb_membersize(firebase_perf_v1_IosApplicationInfo, network_connection_info) < 256), YOU_MUST_DEFINE_PB_FIELD_16BIT_FOR_MESSAGES_firebase_perf_v1_PerfMetric_firebase_perf_v1_TraceMetric_firebase_perf_v1_TraceMetric_CountersEntry_firebase_perf_v1_TraceMetric_CustomAttributesEntry_firebase_perf_v1_NetworkRequestMetric_firebase_perf_v1_NetworkRequestMetric_CustomAttributesEntry_firebase_perf_v1_PerfSession_firebase_perf_v1_GaugeMetric_firebase_perf_v1_CpuMetricReading_firebase_perf_v1_IosMemoryReading_firebase_perf_v1_AndroidMemoryReading_firebase_perf_v1_GaugeMetadata_firebase_perf_v1_ApplicationInfo_firebase_perf_v1_ApplicationInfo_CustomAttributesEntry_firebase_perf_v1_WebApplicationInfo_firebase_perf_v1_AndroidApplicationInfo_firebase_perf_v1_NetworkConnectionInfo_firebase_perf_v1_IosApplicationInfo_firebase_perf_v1_TransportInfo)
+#endif
+
+
+/* @@protoc_insertion_point(eof) */

FirebasePerformance/Sources/Protogen/nanopb/perf_metric.nanopb.h

@@ -0,0 +1,548 @@
+/*
+ * Copyright 2021 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/* Automatically generated nanopb header */
+/* Generated by nanopb-0.3.9.8 */
+
+#ifndef PB_FIREBASE_PERF_V1_PERF_METRIC_NANOPB_H_INCLUDED
+#define PB_FIREBASE_PERF_V1_PERF_METRIC_NANOPB_H_INCLUDED
+#include <nanopb/pb.h>
+
+/* @@protoc_insertion_point(includes) */
+#if PB_PROTO_HEADER_VERSION != 30
+#error Regenerate this file with the current version of nanopb generator.
+#endif
+
+
+/* Enum definitions */
+typedef enum _firebase_perf_v1_ApplicationProcessState {
+    firebase_perf_v1_ApplicationProcessState_APPLICATION_PROCESS_STATE_UNKNOWN = 0,
+    firebase_perf_v1_ApplicationProcessState_FOREGROUND = 1,
+    firebase_perf_v1_ApplicationProcessState_BACKGROUND = 2,
+    firebase_perf_v1_ApplicationProcessState_FOREGROUND_BACKGROUND = 3
+} firebase_perf_v1_ApplicationProcessState;
+#define _firebase_perf_v1_ApplicationProcessState_MIN firebase_perf_v1_ApplicationProcessState_APPLICATION_PROCESS_STATE_UNKNOWN
+#define _firebase_perf_v1_ApplicationProcessState_MAX firebase_perf_v1_ApplicationProcessState_FOREGROUND_BACKGROUND
+#define _firebase_perf_v1_ApplicationProcessState_ARRAYSIZE ((firebase_perf_v1_ApplicationProcessState)(firebase_perf_v1_ApplicationProcessState_FOREGROUND_BACKGROUND+1))
+
+typedef enum _firebase_perf_v1_SessionVerbosity {
+    firebase_perf_v1_SessionVerbosity_SESSION_VERBOSITY_NONE = 0,
+    firebase_perf_v1_SessionVerbosity_GAUGES_AND_SYSTEM_EVENTS = 1
+} firebase_perf_v1_SessionVerbosity;
+#define _firebase_perf_v1_SessionVerbosity_MIN firebase_perf_v1_SessionVerbosity_SESSION_VERBOSITY_NONE
+#define _firebase_perf_v1_SessionVerbosity_MAX firebase_perf_v1_SessionVerbosity_GAUGES_AND_SYSTEM_EVENTS
+#define _firebase_perf_v1_SessionVerbosity_ARRAYSIZE ((firebase_perf_v1_SessionVerbosity)(firebase_perf_v1_SessionVerbosity_GAUGES_AND_SYSTEM_EVENTS+1))
+
+typedef enum _firebase_perf_v1_VisibilityState {
+    firebase_perf_v1_VisibilityState_VISIBILITY_STATE_UNKNOWN = 0,
+    firebase_perf_v1_VisibilityState_VISIBLE = 1,
+    firebase_perf_v1_VisibilityState_HIDDEN = 2,
+    firebase_perf_v1_VisibilityState_PRERENDER = 3,
+    firebase_perf_v1_VisibilityState_UNLOADED = 4
+} firebase_perf_v1_VisibilityState;
+#define _firebase_perf_v1_VisibilityState_MIN firebase_perf_v1_VisibilityState_VISIBILITY_STATE_UNKNOWN
+#define _firebase_perf_v1_VisibilityState_MAX firebase_perf_v1_VisibilityState_UNLOADED
+#define _firebase_perf_v1_VisibilityState_ARRAYSIZE ((firebase_perf_v1_VisibilityState)(firebase_perf_v1_VisibilityState_UNLOADED+1))
+
+typedef enum _firebase_perf_v1_ServiceWorkerStatus {
+    firebase_perf_v1_ServiceWorkerStatus_SERVICE_WORKER_STATUS_UNKNOWN = 0,
+    firebase_perf_v1_ServiceWorkerStatus_UNSUPPORTED = 1,
+    firebase_perf_v1_ServiceWorkerStatus_CONTROLLED = 2,
+    firebase_perf_v1_ServiceWorkerStatus_UNCONTROLLED = 3
+} firebase_perf_v1_ServiceWorkerStatus;
+#define _firebase_perf_v1_ServiceWorkerStatus_MIN firebase_perf_v1_ServiceWorkerStatus_SERVICE_WORKER_STATUS_UNKNOWN
+#define _firebase_perf_v1_ServiceWorkerStatus_MAX firebase_perf_v1_ServiceWorkerStatus_UNCONTROLLED
+#define _firebase_perf_v1_ServiceWorkerStatus_ARRAYSIZE ((firebase_perf_v1_ServiceWorkerStatus)(firebase_perf_v1_ServiceWorkerStatus_UNCONTROLLED+1))
+
+typedef enum _firebase_perf_v1_EffectiveConnectionType {
+    firebase_perf_v1_EffectiveConnectionType_EFFECTIVE_CONNECTION_TYPE_UNKNOWN = 0,
+    firebase_perf_v1_EffectiveConnectionType_EFFECTIVE_CONNECTION_TYPE_SLOW_2G = 1,
+    firebase_perf_v1_EffectiveConnectionType_EFFECTIVE_CONNECTION_TYPE_2G = 2,
+    firebase_perf_v1_EffectiveConnectionType_EFFECTIVE_CONNECTION_TYPE_3G = 3,
+    firebase_perf_v1_EffectiveConnectionType_EFFECTIVE_CONNECTION_TYPE_4G = 4
+} firebase_perf_v1_EffectiveConnectionType;
+#define _firebase_perf_v1_EffectiveConnectionType_MIN firebase_perf_v1_EffectiveConnectionType_EFFECTIVE_CONNECTION_TYPE_UNKNOWN
+#define _firebase_perf_v1_EffectiveConnectionType_MAX firebase_perf_v1_EffectiveConnectionType_EFFECTIVE_CONNECTION_TYPE_4G
+#define _firebase_perf_v1_EffectiveConnectionType_ARRAYSIZE ((firebase_perf_v1_EffectiveConnectionType)(firebase_perf_v1_EffectiveConnectionType_EFFECTIVE_CONNECTION_TYPE_4G+1))
+
+typedef enum _firebase_perf_v1_NetworkRequestMetric_HttpMethod {
+    firebase_perf_v1_NetworkRequestMetric_HttpMethod_HTTP_METHOD_UNKNOWN = 0,
+    firebase_perf_v1_NetworkRequestMetric_HttpMethod_GET = 1,
+    firebase_perf_v1_NetworkRequestMetric_HttpMethod_PUT = 2,
+    firebase_perf_v1_NetworkRequestMetric_HttpMethod_POST = 3,
+    firebase_perf_v1_NetworkRequestMetric_HttpMethod_DELETE = 4,
+    firebase_perf_v1_NetworkRequestMetric_HttpMethod_HEAD = 5,
+    firebase_perf_v1_NetworkRequestMetric_HttpMethod_PATCH = 6,
+    firebase_perf_v1_NetworkRequestMetric_HttpMethod_OPTIONS = 7,
+    firebase_perf_v1_NetworkRequestMetric_HttpMethod_TRACE = 8,
+    firebase_perf_v1_NetworkRequestMetric_HttpMethod_CONNECT = 9
+} firebase_perf_v1_NetworkRequestMetric_HttpMethod;
+#define _firebase_perf_v1_NetworkRequestMetric_HttpMethod_MIN firebase_perf_v1_NetworkRequestMetric_HttpMethod_HTTP_METHOD_UNKNOWN
+#define _firebase_perf_v1_NetworkRequestMetric_HttpMethod_MAX firebase_perf_v1_NetworkRequestMetric_HttpMethod_CONNECT
+#define _firebase_perf_v1_NetworkRequestMetric_HttpMethod_ARRAYSIZE ((firebase_perf_v1_NetworkRequestMetric_HttpMethod)(firebase_perf_v1_NetworkRequestMetric_HttpMethod_CONNECT+1))
+
+typedef enum _firebase_perf_v1_NetworkRequestMetric_NetworkClientErrorReason {
+    firebase_perf_v1_NetworkRequestMetric_NetworkClientErrorReason_NETWORK_CLIENT_ERROR_REASON_UNKNOWN = 0,
+    firebase_perf_v1_NetworkRequestMetric_NetworkClientErrorReason_GENERIC_CLIENT_ERROR = 1
+} firebase_perf_v1_NetworkRequestMetric_NetworkClientErrorReason;
+#define _firebase_perf_v1_NetworkRequestMetric_NetworkClientErrorReason_MIN firebase_perf_v1_NetworkRequestMetric_NetworkClientErrorReason_NETWORK_CLIENT_ERROR_REASON_UNKNOWN
+#define _firebase_perf_v1_NetworkRequestMetric_NetworkClientErrorReason_MAX firebase_perf_v1_NetworkRequestMetric_NetworkClientErrorReason_GENERIC_CLIENT_ERROR
+#define _firebase_perf_v1_NetworkRequestMetric_NetworkClientErrorReason_ARRAYSIZE ((firebase_perf_v1_NetworkRequestMetric_NetworkClientErrorReason)(firebase_perf_v1_NetworkRequestMetric_NetworkClientErrorReason_GENERIC_CLIENT_ERROR+1))
+
+typedef enum _firebase_perf_v1_NetworkConnectionInfo_NetworkType {
+    firebase_perf_v1_NetworkConnectionInfo_NetworkType_NONE = -1,
+    firebase_perf_v1_NetworkConnectionInfo_NetworkType_MOBILE = 0,
+    firebase_perf_v1_NetworkConnectionInfo_NetworkType_WIFI = 1,
+    firebase_perf_v1_NetworkConnectionInfo_NetworkType_MOBILE_MMS = 2,
+    firebase_perf_v1_NetworkConnectionInfo_NetworkType_MOBILE_SUPL = 3,
+    firebase_perf_v1_NetworkConnectionInfo_NetworkType_MOBILE_DUN = 4,
+    firebase_perf_v1_NetworkConnectionInfo_NetworkType_MOBILE_HIPRI = 5,
+    firebase_perf_v1_NetworkConnectionInfo_NetworkType_WIMAX = 6,
+    firebase_perf_v1_NetworkConnectionInfo_NetworkType_BLUETOOTH = 7,
+    firebase_perf_v1_NetworkConnectionInfo_NetworkType_DUMMY = 8,
+    firebase_perf_v1_NetworkConnectionInfo_NetworkType_ETHERNET = 9,
+    firebase_perf_v1_NetworkConnectionInfo_NetworkType_MOBILE_FOTA = 10,
+    firebase_perf_v1_NetworkConnectionInfo_NetworkType_MOBILE_IMS = 11,
+    firebase_perf_v1_NetworkConnectionInfo_NetworkType_MOBILE_CBS = 12,
+    firebase_perf_v1_NetworkConnectionInfo_NetworkType_WIFI_P2P = 13,
+    firebase_perf_v1_NetworkConnectionInfo_NetworkType_MOBILE_IA = 14,
+    firebase_perf_v1_NetworkConnectionInfo_NetworkType_MOBILE_EMERGENCY = 15,
+    firebase_perf_v1_NetworkConnectionInfo_NetworkType_PROXY = 16,
+    firebase_perf_v1_NetworkConnectionInfo_NetworkType_VPN = 17
+} firebase_perf_v1_NetworkConnectionInfo_NetworkType;
+#define _firebase_perf_v1_NetworkConnectionInfo_NetworkType_MIN firebase_perf_v1_NetworkConnectionInfo_NetworkType_NONE
+#define _firebase_perf_v1_NetworkConnectionInfo_NetworkType_MAX firebase_perf_v1_NetworkConnectionInfo_NetworkType_VPN
+#define _firebase_perf_v1_NetworkConnectionInfo_NetworkType_ARRAYSIZE ((firebase_perf_v1_NetworkConnectionInfo_NetworkType)(firebase_perf_v1_NetworkConnectionInfo_NetworkType_VPN+1))
+
+typedef enum _firebase_perf_v1_NetworkConnectionInfo_MobileSubtype {
+    firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_UNKNOWN_MOBILE_SUBTYPE = 0,
+    firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_GPRS = 1,
+    firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_EDGE = 2,
+    firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_UMTS = 3,
+    firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_CDMA = 4,
+    firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_EVDO_0 = 5,
+    firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_EVDO_A = 6,
+    firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_RTT = 7,
+    firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_HSDPA = 8,
+    firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_HSUPA = 9,
+    firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_HSPA = 10,
+    firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_IDEN = 11,
+    firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_EVDO_B = 12,
+    firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_LTE = 13,
+    firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_EHRPD = 14,
+    firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_HSPAP = 15,
+    firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_GSM = 16,
+    firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_TD_SCDMA = 17,
+    firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_IWLAN = 18,
+    firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_LTE_CA = 19,
+    firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_COMBINED = 100
+} firebase_perf_v1_NetworkConnectionInfo_MobileSubtype;
+#define _firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_MIN firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_UNKNOWN_MOBILE_SUBTYPE
+#define _firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_MAX firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_COMBINED
+#define _firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_ARRAYSIZE ((firebase_perf_v1_NetworkConnectionInfo_MobileSubtype)(firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_COMBINED+1))
+
+typedef enum _firebase_perf_v1_TransportInfo_DispatchDestination {
+    firebase_perf_v1_TransportInfo_DispatchDestination_SOURCE_UNKNOWN = 0,
+    firebase_perf_v1_TransportInfo_DispatchDestination_FL_LEGACY_V1 = 1
+} firebase_perf_v1_TransportInfo_DispatchDestination;
+#define _firebase_perf_v1_TransportInfo_DispatchDestination_MIN firebase_perf_v1_TransportInfo_DispatchDestination_SOURCE_UNKNOWN
+#define _firebase_perf_v1_TransportInfo_DispatchDestination_MAX firebase_perf_v1_TransportInfo_DispatchDestination_FL_LEGACY_V1
+#define _firebase_perf_v1_TransportInfo_DispatchDestination_ARRAYSIZE ((firebase_perf_v1_TransportInfo_DispatchDestination)(firebase_perf_v1_TransportInfo_DispatchDestination_FL_LEGACY_V1+1))
+
+/* Struct definitions */
+typedef struct _firebase_perf_v1_AndroidApplicationInfo {
+    pb_bytes_array_t *package_name;
+    pb_bytes_array_t *sdk_version;
+    pb_bytes_array_t *version_name;
+/* @@protoc_insertion_point(struct:firebase_perf_v1_AndroidApplicationInfo) */
+} firebase_perf_v1_AndroidApplicationInfo;
+
+typedef struct _firebase_perf_v1_ApplicationInfo_CustomAttributesEntry {
+    pb_bytes_array_t *key;
+    pb_bytes_array_t *value;
+/* @@protoc_insertion_point(struct:firebase_perf_v1_ApplicationInfo_CustomAttributesEntry) */
+} firebase_perf_v1_ApplicationInfo_CustomAttributesEntry;
+
+typedef struct _firebase_perf_v1_NetworkRequestMetric_CustomAttributesEntry {
+    pb_bytes_array_t *key;
+    pb_bytes_array_t *value;
+/* @@protoc_insertion_point(struct:firebase_perf_v1_NetworkRequestMetric_CustomAttributesEntry) */
+} firebase_perf_v1_NetworkRequestMetric_CustomAttributesEntry;
+
+typedef struct _firebase_perf_v1_PerfSession {
+    pb_bytes_array_t *session_id;
+    pb_size_t session_verbosity_count;
+    firebase_perf_v1_SessionVerbosity *session_verbosity;
+/* @@protoc_insertion_point(struct:firebase_perf_v1_PerfSession) */
+} firebase_perf_v1_PerfSession;
+
+typedef struct _firebase_perf_v1_TraceMetric_CustomAttributesEntry {
+    pb_bytes_array_t *key;
+    pb_bytes_array_t *value;
+/* @@protoc_insertion_point(struct:firebase_perf_v1_TraceMetric_CustomAttributesEntry) */
+} firebase_perf_v1_TraceMetric_CustomAttributesEntry;
+
+typedef struct _firebase_perf_v1_AndroidMemoryReading {
+    bool has_client_time_us;
+    int64_t client_time_us;
+    bool has_used_app_java_heap_memory_kb;
+    int32_t used_app_java_heap_memory_kb;
+/* @@protoc_insertion_point(struct:firebase_perf_v1_AndroidMemoryReading) */
+} firebase_perf_v1_AndroidMemoryReading;
+
+typedef struct _firebase_perf_v1_CpuMetricReading {
+    bool has_client_time_us;
+    int64_t client_time_us;
+    bool has_user_time_us;
+    int64_t user_time_us;
+    bool has_system_time_us;
+    int64_t system_time_us;
+/* @@protoc_insertion_point(struct:firebase_perf_v1_CpuMetricReading) */
+} firebase_perf_v1_CpuMetricReading;
+
+typedef struct _firebase_perf_v1_GaugeMetadata {
+    pb_bytes_array_t *process_name;
+    bool has_cpu_clock_rate_khz;
+    int32_t cpu_clock_rate_khz;
+    bool has_device_ram_size_kb;
+    int32_t device_ram_size_kb;
+    bool has_max_app_java_heap_memory_kb;
+    int32_t max_app_java_heap_memory_kb;
+    bool has_max_encouraged_app_java_heap_memory_kb;
+    int32_t max_encouraged_app_java_heap_memory_kb;
+    bool has_cpu_processor_count;
+    int32_t cpu_processor_count;
+/* @@protoc_insertion_point(struct:firebase_perf_v1_GaugeMetadata) */
+} firebase_perf_v1_GaugeMetadata;
+
+typedef struct _firebase_perf_v1_IosMemoryReading {
+    bool has_client_time_us;
+    int64_t client_time_us;
+    bool has_used_app_heap_memory_kb;
+    int32_t used_app_heap_memory_kb;
+    bool has_free_app_heap_memory_kb;
+    int32_t free_app_heap_memory_kb;
+/* @@protoc_insertion_point(struct:firebase_perf_v1_IosMemoryReading) */
+} firebase_perf_v1_IosMemoryReading;
+
+typedef struct _firebase_perf_v1_NetworkConnectionInfo {
+    bool has_network_type;
+    firebase_perf_v1_NetworkConnectionInfo_NetworkType network_type;
+    bool has_mobile_subtype;
+    firebase_perf_v1_NetworkConnectionInfo_MobileSubtype mobile_subtype;
+/* @@protoc_insertion_point(struct:firebase_perf_v1_NetworkConnectionInfo) */
+} firebase_perf_v1_NetworkConnectionInfo;
+
+typedef struct _firebase_perf_v1_NetworkRequestMetric {
+    pb_bytes_array_t *url;
+    bool has_http_method;
+    firebase_perf_v1_NetworkRequestMetric_HttpMethod http_method;
+    bool has_request_payload_bytes;
+    int64_t request_payload_bytes;
+    bool has_response_payload_bytes;
+    int64_t response_payload_bytes;
+    bool has_http_response_code;
+    int32_t http_response_code;
+    pb_bytes_array_t *response_content_type;
+    bool has_client_start_time_us;
+    int64_t client_start_time_us;
+    bool has_time_to_request_completed_us;
+    int64_t time_to_request_completed_us;
+    bool has_time_to_response_initiated_us;
+    int64_t time_to_response_initiated_us;
+    bool has_time_to_response_completed_us;
+    int64_t time_to_response_completed_us;
+    bool has_network_client_error_reason;
+    firebase_perf_v1_NetworkRequestMetric_NetworkClientErrorReason network_client_error_reason;
+    pb_size_t custom_attributes_count;
+    struct _firebase_perf_v1_NetworkRequestMetric_CustomAttributesEntry *custom_attributes;
+    pb_size_t perf_sessions_count;
+    struct _firebase_perf_v1_PerfSession *perf_sessions;
+/* @@protoc_insertion_point(struct:firebase_perf_v1_NetworkRequestMetric) */
+} firebase_perf_v1_NetworkRequestMetric;
+
+typedef struct _firebase_perf_v1_TraceMetric {
+    pb_bytes_array_t *name;
+    bool has_is_auto;
+    bool is_auto;
+    bool has_client_start_time_us;
+    int64_t client_start_time_us;
+    bool has_duration_us;
+    int64_t duration_us;
+    pb_size_t counters_count;
+    struct _firebase_perf_v1_TraceMetric_CountersEntry *counters;
+    pb_size_t subtraces_count;
+    struct _firebase_perf_v1_TraceMetric *subtraces;
+    pb_size_t custom_attributes_count;
+    struct _firebase_perf_v1_TraceMetric_CustomAttributesEntry *custom_attributes;
+    pb_size_t perf_sessions_count;
+    struct _firebase_perf_v1_PerfSession *perf_sessions;
+/* @@protoc_insertion_point(struct:firebase_perf_v1_TraceMetric) */
+} firebase_perf_v1_TraceMetric;
+
+typedef struct _firebase_perf_v1_TraceMetric_CountersEntry {
+    pb_bytes_array_t *key;
+    bool has_value;
+    int64_t value;
+/* @@protoc_insertion_point(struct:firebase_perf_v1_TraceMetric_CountersEntry) */
+} firebase_perf_v1_TraceMetric_CountersEntry;
+
+typedef struct _firebase_perf_v1_TransportInfo {
+    bool has_dispatch_destination;
+    firebase_perf_v1_TransportInfo_DispatchDestination dispatch_destination;
+/* @@protoc_insertion_point(struct:firebase_perf_v1_TransportInfo) */
+} firebase_perf_v1_TransportInfo;
+
+typedef struct _firebase_perf_v1_WebApplicationInfo {
+    pb_bytes_array_t *sdk_version;
+    pb_bytes_array_t *page_url;
+    bool has_service_worker_status;
+    firebase_perf_v1_ServiceWorkerStatus service_worker_status;
+    bool has_visibility_state;
+    firebase_perf_v1_VisibilityState visibility_state;
+    bool has_effective_connection_type;
+    firebase_perf_v1_EffectiveConnectionType effective_connection_type;
+/* @@protoc_insertion_point(struct:firebase_perf_v1_WebApplicationInfo) */
+} firebase_perf_v1_WebApplicationInfo;
+
+typedef struct _firebase_perf_v1_GaugeMetric {
+    pb_bytes_array_t *session_id;
+    pb_size_t cpu_metric_readings_count;
+    struct _firebase_perf_v1_CpuMetricReading *cpu_metric_readings;
+    bool has_gauge_metadata;
+    firebase_perf_v1_GaugeMetadata gauge_metadata;
+    pb_size_t android_memory_readings_count;
+    struct _firebase_perf_v1_AndroidMemoryReading *android_memory_readings;
+    pb_size_t ios_memory_readings_count;
+    struct _firebase_perf_v1_IosMemoryReading *ios_memory_readings;
+/* @@protoc_insertion_point(struct:firebase_perf_v1_GaugeMetric) */
+} firebase_perf_v1_GaugeMetric;
+
+typedef struct _firebase_perf_v1_IosApplicationInfo {
+    pb_bytes_array_t *sdk_version;
+    pb_bytes_array_t *bundle_short_version;
+    pb_bytes_array_t *mcc_mnc;
+    bool has_network_connection_info;
+    firebase_perf_v1_NetworkConnectionInfo network_connection_info;
+/* @@protoc_insertion_point(struct:firebase_perf_v1_IosApplicationInfo) */
+} firebase_perf_v1_IosApplicationInfo;
+
+typedef struct _firebase_perf_v1_ApplicationInfo {
+    pb_bytes_array_t *google_app_id;
+    pb_bytes_array_t *app_instance_id;
+    bool has_android_app_info;
+    firebase_perf_v1_AndroidApplicationInfo android_app_info;
+    bool has_ios_app_info;
+    firebase_perf_v1_IosApplicationInfo ios_app_info;
+    bool has_application_process_state;
+    firebase_perf_v1_ApplicationProcessState application_process_state;
+    pb_size_t custom_attributes_count;
+    struct _firebase_perf_v1_ApplicationInfo_CustomAttributesEntry *custom_attributes;
+    bool has_web_app_info;
+    firebase_perf_v1_WebApplicationInfo web_app_info;
+/* @@protoc_insertion_point(struct:firebase_perf_v1_ApplicationInfo) */
+} firebase_perf_v1_ApplicationInfo;
+
+typedef struct _firebase_perf_v1_PerfMetric {
+    bool has_application_info;
+    firebase_perf_v1_ApplicationInfo application_info;
+    bool has_trace_metric;
+    firebase_perf_v1_TraceMetric trace_metric;
+    bool has_network_request_metric;
+    firebase_perf_v1_NetworkRequestMetric network_request_metric;
+    bool has_gauge_metric;
+    firebase_perf_v1_GaugeMetric gauge_metric;
+    bool has_transport_info;
+    firebase_perf_v1_TransportInfo transport_info;
+/* @@protoc_insertion_point(struct:firebase_perf_v1_PerfMetric) */
+} firebase_perf_v1_PerfMetric;
+
+/* Default values for struct fields */
+extern const firebase_perf_v1_NetworkConnectionInfo_NetworkType firebase_perf_v1_NetworkConnectionInfo_network_type_default;
+extern const firebase_perf_v1_NetworkConnectionInfo_MobileSubtype firebase_perf_v1_NetworkConnectionInfo_mobile_subtype_default;
+
+/* Initializer values for message structs */
+#define firebase_perf_v1_PerfMetric_init_default {false, firebase_perf_v1_ApplicationInfo_init_default, false, firebase_perf_v1_TraceMetric_init_default, false, firebase_perf_v1_NetworkRequestMetric_init_default, false, firebase_perf_v1_GaugeMetric_init_default, false, firebase_perf_v1_TransportInfo_init_default}
+#define firebase_perf_v1_TraceMetric_init_default {NULL, false, 0, false, 0, false, 0, 0, NULL, 0, NULL, 0, NULL, 0, NULL}
+#define firebase_perf_v1_TraceMetric_CountersEntry_init_default {NULL, false, 0}
+#define firebase_perf_v1_TraceMetric_CustomAttributesEntry_init_default {NULL, NULL}
+#define firebase_perf_v1_NetworkRequestMetric_init_default {NULL, false, _firebase_perf_v1_NetworkRequestMetric_HttpMethod_MIN, false, 0, false, 0, false, 0, NULL, false, 0, false, 0, false, 0, false, 0, false, _firebase_perf_v1_NetworkRequestMetric_NetworkClientErrorReason_MIN, 0, NULL, 0, NULL}
+#define firebase_perf_v1_NetworkRequestMetric_CustomAttributesEntry_init_default {NULL, NULL}
+#define firebase_perf_v1_PerfSession_init_default {NULL, 0, NULL}
+#define firebase_perf_v1_GaugeMetric_init_default {NULL, 0, NULL, false, firebase_perf_v1_GaugeMetadata_init_default, 0, NULL, 0, NULL}
+#define firebase_perf_v1_CpuMetricReading_init_default {false, 0, false, 0, false, 0}
+#define firebase_perf_v1_IosMemoryReading_init_default {false, 0, false, 0, false, 0}
+#define firebase_perf_v1_AndroidMemoryReading_init_default {false, 0, false, 0}
+#define firebase_perf_v1_GaugeMetadata_init_default {NULL, false, 0, false, 0, false, 0, false, 0, false, 0}
+#define firebase_perf_v1_ApplicationInfo_init_default {NULL, NULL, false, firebase_perf_v1_AndroidApplicationInfo_init_default, false, firebase_perf_v1_IosApplicationInfo_init_default, false, _firebase_perf_v1_ApplicationProcessState_MIN, 0, NULL, false, firebase_perf_v1_WebApplicationInfo_init_default}
+#define firebase_perf_v1_ApplicationInfo_CustomAttributesEntry_init_default {NULL, NULL}
+#define firebase_perf_v1_WebApplicationInfo_init_default {NULL, NULL, false, _firebase_perf_v1_ServiceWorkerStatus_MIN, false, _firebase_perf_v1_VisibilityState_MIN, false, _firebase_perf_v1_EffectiveConnectionType_MIN}
+#define firebase_perf_v1_AndroidApplicationInfo_init_default {NULL, NULL, NULL}
+#define firebase_perf_v1_NetworkConnectionInfo_init_default {false, firebase_perf_v1_NetworkConnectionInfo_NetworkType_NONE, false, firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_UNKNOWN_MOBILE_SUBTYPE}
+#define firebase_perf_v1_IosApplicationInfo_init_default {NULL, NULL, NULL, false, firebase_perf_v1_NetworkConnectionInfo_init_default}
+#define firebase_perf_v1_TransportInfo_init_default {false, _firebase_perf_v1_TransportInfo_DispatchDestination_MIN}
+#define firebase_perf_v1_PerfMetric_init_zero    {false, firebase_perf_v1_ApplicationInfo_init_zero, false, firebase_perf_v1_TraceMetric_init_zero, false, firebase_perf_v1_NetworkRequestMetric_init_zero, false, firebase_perf_v1_GaugeMetric_init_zero, false, firebase_perf_v1_TransportInfo_init_zero}
+#define firebase_perf_v1_TraceMetric_init_zero   {NULL, false, 0, false, 0, false, 0, 0, NULL, 0, NULL, 0, NULL, 0, NULL}
+#define firebase_perf_v1_TraceMetric_CountersEntry_init_zero {NULL, false, 0}
+#define firebase_perf_v1_TraceMetric_CustomAttributesEntry_init_zero {NULL, NULL}
+#define firebase_perf_v1_NetworkRequestMetric_init_zero {NULL, false, _firebase_perf_v1_NetworkRequestMetric_HttpMethod_MIN, false, 0, false, 0, false, 0, NULL, false, 0, false, 0, false, 0, false, 0, false, _firebase_perf_v1_NetworkRequestMetric_NetworkClientErrorReason_MIN, 0, NULL, 0, NULL}
+#define firebase_perf_v1_NetworkRequestMetric_CustomAttributesEntry_init_zero {NULL, NULL}
+#define firebase_perf_v1_PerfSession_init_zero   {NULL, 0, NULL}
+#define firebase_perf_v1_GaugeMetric_init_zero   {NULL, 0, NULL, false, firebase_perf_v1_GaugeMetadata_init_zero, 0, NULL, 0, NULL}
+#define firebase_perf_v1_CpuMetricReading_init_zero {false, 0, false, 0, false, 0}
+#define firebase_perf_v1_IosMemoryReading_init_zero {false, 0, false, 0, false, 0}
+#define firebase_perf_v1_AndroidMemoryReading_init_zero {false, 0, false, 0}
+#define firebase_perf_v1_GaugeMetadata_init_zero {NULL, false, 0, false, 0, false, 0, false, 0, false, 0}
+#define firebase_perf_v1_ApplicationInfo_init_zero {NULL, NULL, false, firebase_perf_v1_AndroidApplicationInfo_init_zero, false, firebase_perf_v1_IosApplicationInfo_init_zero, false, _firebase_perf_v1_ApplicationProcessState_MIN, 0, NULL, false, firebase_perf_v1_WebApplicationInfo_init_zero}
+#define firebase_perf_v1_ApplicationInfo_CustomAttributesEntry_init_zero {NULL, NULL}
+#define firebase_perf_v1_WebApplicationInfo_init_zero {NULL, NULL, false, _firebase_perf_v1_ServiceWorkerStatus_MIN, false, _firebase_perf_v1_VisibilityState_MIN, false, _firebase_perf_v1_EffectiveConnectionType_MIN}
+#define firebase_perf_v1_AndroidApplicationInfo_init_zero {NULL, NULL, NULL}
+#define firebase_perf_v1_NetworkConnectionInfo_init_zero {false, _firebase_perf_v1_NetworkConnectionInfo_NetworkType_MIN, false, _firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_MIN}
+#define firebase_perf_v1_IosApplicationInfo_init_zero {NULL, NULL, NULL, false, firebase_perf_v1_NetworkConnectionInfo_init_zero}
+#define firebase_perf_v1_TransportInfo_init_zero {false, _firebase_perf_v1_TransportInfo_DispatchDestination_MIN}
+
+/* Field tags (for use in manual encoding/decoding) */
+#define firebase_perf_v1_AndroidApplicationInfo_package_name_tag 1
+#define firebase_perf_v1_AndroidApplicationInfo_sdk_version_tag 2
+#define firebase_perf_v1_AndroidApplicationInfo_version_name_tag 3
+#define firebase_perf_v1_ApplicationInfo_CustomAttributesEntry_key_tag 1
+#define firebase_perf_v1_ApplicationInfo_CustomAttributesEntry_value_tag 2
+#define firebase_perf_v1_NetworkRequestMetric_CustomAttributesEntry_key_tag 1
+#define firebase_perf_v1_NetworkRequestMetric_CustomAttributesEntry_value_tag 2
+#define firebase_perf_v1_PerfSession_session_id_tag 1
+#define firebase_perf_v1_PerfSession_session_verbosity_tag 2
+#define firebase_perf_v1_TraceMetric_CustomAttributesEntry_key_tag 1
+#define firebase_perf_v1_TraceMetric_CustomAttributesEntry_value_tag 2
+#define firebase_perf_v1_AndroidMemoryReading_client_time_us_tag 1
+#define firebase_perf_v1_AndroidMemoryReading_used_app_java_heap_memory_kb_tag 2
+#define firebase_perf_v1_CpuMetricReading_client_time_us_tag 1
+#define firebase_perf_v1_CpuMetricReading_user_time_us_tag 2
+#define firebase_perf_v1_CpuMetricReading_system_time_us_tag 3
+#define firebase_perf_v1_GaugeMetadata_process_name_tag 1
+#define firebase_perf_v1_GaugeMetadata_cpu_clock_rate_khz_tag 2
+#define firebase_perf_v1_GaugeMetadata_cpu_processor_count_tag 6
+#define firebase_perf_v1_GaugeMetadata_device_ram_size_kb_tag 3
+#define firebase_perf_v1_GaugeMetadata_max_app_java_heap_memory_kb_tag 4
+#define firebase_perf_v1_GaugeMetadata_max_encouraged_app_java_heap_memory_kb_tag 5
+#define firebase_perf_v1_IosMemoryReading_client_time_us_tag 1
+#define firebase_perf_v1_IosMemoryReading_used_app_heap_memory_kb_tag 2
+#define firebase_perf_v1_IosMemoryReading_free_app_heap_memory_kb_tag 3
+#define firebase_perf_v1_NetworkConnectionInfo_network_type_tag 1
+#define firebase_perf_v1_NetworkConnectionInfo_mobile_subtype_tag 2
+#define firebase_perf_v1_NetworkRequestMetric_url_tag 1
+#define firebase_perf_v1_NetworkRequestMetric_http_method_tag 2
+#define firebase_perf_v1_NetworkRequestMetric_request_payload_bytes_tag 3
+#define firebase_perf_v1_NetworkRequestMetric_response_payload_bytes_tag 4
+#define firebase_perf_v1_NetworkRequestMetric_network_client_error_reason_tag 11
+#define firebase_perf_v1_NetworkRequestMetric_http_response_code_tag 5
+#define firebase_perf_v1_NetworkRequestMetric_response_content_type_tag 6
+#define firebase_perf_v1_NetworkRequestMetric_client_start_time_us_tag 7
+#define firebase_perf_v1_NetworkRequestMetric_time_to_request_completed_us_tag 8
+#define firebase_perf_v1_NetworkRequestMetric_time_to_response_initiated_us_tag 9
+#define firebase_perf_v1_NetworkRequestMetric_time_to_response_completed_us_tag 10
+#define firebase_perf_v1_NetworkRequestMetric_custom_attributes_tag 12
+#define firebase_perf_v1_NetworkRequestMetric_perf_sessions_tag 13
+#define firebase_perf_v1_TraceMetric_name_tag    1
+#define firebase_perf_v1_TraceMetric_is_auto_tag 2
+#define firebase_perf_v1_TraceMetric_client_start_time_us_tag 4
+#define firebase_perf_v1_TraceMetric_duration_us_tag 5
+#define firebase_perf_v1_TraceMetric_counters_tag 6
+#define firebase_perf_v1_TraceMetric_subtraces_tag 7
+#define firebase_perf_v1_TraceMetric_custom_attributes_tag 8
+#define firebase_perf_v1_TraceMetric_perf_sessions_tag 9
+#define firebase_perf_v1_TraceMetric_CountersEntry_key_tag 1
+#define firebase_perf_v1_TraceMetric_CountersEntry_value_tag 2
+#define firebase_perf_v1_TransportInfo_dispatch_destination_tag 1
+#define firebase_perf_v1_WebApplicationInfo_sdk_version_tag 1
+#define firebase_perf_v1_WebApplicationInfo_page_url_tag 2
+#define firebase_perf_v1_WebApplicationInfo_service_worker_status_tag 3
+#define firebase_perf_v1_WebApplicationInfo_visibility_state_tag 4
+#define firebase_perf_v1_WebApplicationInfo_effective_connection_type_tag 5
+#define firebase_perf_v1_GaugeMetric_session_id_tag 1
+#define firebase_perf_v1_GaugeMetric_gauge_metadata_tag 3
+#define firebase_perf_v1_GaugeMetric_cpu_metric_readings_tag 2
+#define firebase_perf_v1_GaugeMetric_android_memory_readings_tag 4
+#define firebase_perf_v1_GaugeMetric_ios_memory_readings_tag 5
+#define firebase_perf_v1_IosApplicationInfo_sdk_version_tag 2
+#define firebase_perf_v1_IosApplicationInfo_bundle_short_version_tag 3
+#define firebase_perf_v1_IosApplicationInfo_mcc_mnc_tag 4
+#define firebase_perf_v1_IosApplicationInfo_network_connection_info_tag 5
+#define firebase_perf_v1_ApplicationInfo_google_app_id_tag 1
+#define firebase_perf_v1_ApplicationInfo_app_instance_id_tag 2
+#define firebase_perf_v1_ApplicationInfo_android_app_info_tag 3
+#define firebase_perf_v1_ApplicationInfo_ios_app_info_tag 4
+#define firebase_perf_v1_ApplicationInfo_web_app_info_tag 7
+#define firebase_perf_v1_ApplicationInfo_application_process_state_tag 5
+#define firebase_perf_v1_ApplicationInfo_custom_attributes_tag 6
+#define firebase_perf_v1_PerfMetric_application_info_tag 1
+#define firebase_perf_v1_PerfMetric_trace_metric_tag 2
+#define firebase_perf_v1_PerfMetric_network_request_metric_tag 3
+#define firebase_perf_v1_PerfMetric_gauge_metric_tag 4
+#define firebase_perf_v1_PerfMetric_transport_info_tag 5
+
+/* Struct field encoding specification for nanopb */
+extern const pb_field_t firebase_perf_v1_PerfMetric_fields[6];
+extern const pb_field_t firebase_perf_v1_TraceMetric_fields[9];
+extern const pb_field_t firebase_perf_v1_TraceMetric_CountersEntry_fields[3];
+extern const pb_field_t firebase_perf_v1_TraceMetric_CustomAttributesEntry_fields[3];
+extern const pb_field_t firebase_perf_v1_NetworkRequestMetric_fields[14];
+extern const pb_field_t firebase_perf_v1_NetworkRequestMetric_CustomAttributesEntry_fields[3];
+extern const pb_field_t firebase_perf_v1_PerfSession_fields[3];
+extern const pb_field_t firebase_perf_v1_GaugeMetric_fields[6];
+extern const pb_field_t firebase_perf_v1_CpuMetricReading_fields[4];
+extern const pb_field_t firebase_perf_v1_IosMemoryReading_fields[4];
+extern const pb_field_t firebase_perf_v1_AndroidMemoryReading_fields[3];
+extern const pb_field_t firebase_perf_v1_GaugeMetadata_fields[7];
+extern const pb_field_t firebase_perf_v1_ApplicationInfo_fields[8];
+extern const pb_field_t firebase_perf_v1_ApplicationInfo_CustomAttributesEntry_fields[3];
+extern const pb_field_t firebase_perf_v1_WebApplicationInfo_fields[6];
+extern const pb_field_t firebase_perf_v1_AndroidApplicationInfo_fields[4];
+extern const pb_field_t firebase_perf_v1_NetworkConnectionInfo_fields[3];
+extern const pb_field_t firebase_perf_v1_IosApplicationInfo_fields[5];
+extern const pb_field_t firebase_perf_v1_TransportInfo_fields[2];
+
+/* Maximum encoded size of messages (where known) */
+/* firebase_perf_v1_PerfMetric_size depends on runtime parameters */
+/* firebase_perf_v1_TraceMetric_size depends on runtime parameters */
+/* firebase_perf_v1_TraceMetric_CountersEntry_size depends on runtime parameters */
+/* firebase_perf_v1_TraceMetric_CustomAttributesEntry_size depends on runtime parameters */
+/* firebase_perf_v1_NetworkRequestMetric_size depends on runtime parameters */
+/* firebase_perf_v1_NetworkRequestMetric_CustomAttributesEntry_size depends on runtime parameters */
+/* firebase_perf_v1_PerfSession_size depends on runtime parameters */
+/* firebase_perf_v1_GaugeMetric_size depends on runtime parameters */
+#define firebase_perf_v1_CpuMetricReading_size   33
+#define firebase_perf_v1_IosMemoryReading_size   33
+#define firebase_perf_v1_AndroidMemoryReading_size 22
+/* firebase_perf_v1_GaugeMetadata_size depends on runtime parameters */
+/* firebase_perf_v1_ApplicationInfo_size depends on runtime parameters */
+/* firebase_perf_v1_ApplicationInfo_CustomAttributesEntry_size depends on runtime parameters */
+/* firebase_perf_v1_WebApplicationInfo_size depends on runtime parameters */
+/* firebase_perf_v1_AndroidApplicationInfo_size depends on runtime parameters */
+#define firebase_perf_v1_NetworkConnectionInfo_size 13
+/* firebase_perf_v1_IosApplicationInfo_size depends on runtime parameters */
+#define firebase_perf_v1_TransportInfo_size      2
+
+/* Message IDs (where set with "msgid" option) */
+#ifdef PB_MSGID
+
+#define PERF_METRIC_MESSAGES \
+
+
+#endif
+
+/* @@protoc_insertion_point(eof) */
+
+#endif

FirebasePerformance/Sources/Timer/FIRTrace.m

@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-#import "FirebasePerformance/Sources/Public/FIRTrace.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRTrace.h"
 
 #import "FirebasePerformance/Sources/AppActivity/FPRAppActivityTracker.h"
 #import "FirebasePerformance/Sources/AppActivity/FPRSessionManager.h"

FirebasePerformance/Tests/TestApp/Source/AppDelegate.m

@@ -19,7 +19,7 @@
 #import "ViewControllers/TracesViewController.h"
 
 #import "FirebaseCore/FirebaseCore.h"
-#import "FirebasePerformance/Sources/Public/FIRPerformance.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRPerformance.h"
 
 @interface AppDelegate ()
 

FirebasePerformance/Tests/TestApp/Source/ViewControllers/TracesViewController.m

@@ -20,7 +20,7 @@
 #import "../Views/PerfTraceView.h"
 #import "TracesViewController+Accessibility.h"
 
-#import "FirebasePerformance/Sources/Public/FIRPerformance.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRPerformance.h"
 
 /** Edge insets used by internal subviews. */
 static const CGFloat kEdgeInsetsTop = 10.0f;

FirebasePerformance/Tests/TestApp/Source/Views/PerfTraceView.h

@@ -15,7 +15,7 @@
 #import <Foundation/Foundation.h>
 #import <UIKit/UIKit.h>
 
-#import "FirebasePerformance/Sources/Public/FIRTrace.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRTrace.h"
 
 @class PerfTraceView;
 

FirebasePerformance/Tests/Unit/FIRPerformanceTest.m

@@ -20,7 +20,7 @@
 #import "FirebasePerformance/Sources/FIRPerformance_Private.h"
 #import "FirebasePerformance/Sources/FPRClient+Private.h"
 #import "FirebasePerformance/Sources/FPRClient.h"
-#import "FirebasePerformance/Sources/Public/FIRPerformance.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRPerformance.h"
 #import "FirebasePerformance/Sources/Timer/FIRTrace+Internal.h"
 #import "FirebasePerformance/Tests/Unit/Fakes/FPRFakeClient.h"
 

FirebasePerformance/Tests/Unit/FPRAppActivityTrackerTest.m

@@ -15,7 +15,7 @@
 #import <XCTest/XCTest.h>
 
 #import "FirebasePerformance/Sources/AppActivity/FPRAppActivityTracker.h"
-#import "FirebasePerformance/Sources/Public/FIRPerformance.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRPerformance.h"
 
 #import "FirebasePerformance/Tests/Unit/FPRTestCase.h"
 
@@ -51,6 +51,8 @@
 /** Validates if an active trace is available when the app is active. */
 - (void)testActiveTrace {
   NSNotificationCenter *defaultCenter = [NSNotificationCenter defaultCenter];
+  [defaultCenter postNotificationName:UIWindowDidBecomeVisibleNotification
+                               object:[UIApplication sharedApplication]];
   [defaultCenter postNotificationName:UIApplicationWillResignActiveNotification
                                object:[UIApplication sharedApplication]];
   XCTAssertNotNil([FPRAppActivityTracker sharedInstance].activeTrace);
@@ -61,6 +63,8 @@
   BOOL dataCollectionEnabled = [FIRPerformance sharedInstance].dataCollectionEnabled;
   [[FIRPerformance sharedInstance] setDataCollectionEnabled:NO];
   NSNotificationCenter *defaultCenter = [NSNotificationCenter defaultCenter];
+  [defaultCenter postNotificationName:UIWindowDidBecomeVisibleNotification
+                               object:[UIApplication sharedApplication]];
   [defaultCenter postNotificationName:UIApplicationWillResignActiveNotification
                                object:[UIApplication sharedApplication]];
   XCTAssertNil([FPRAppActivityTracker sharedInstance].activeTrace);
@@ -74,6 +78,8 @@
   FIRTrace *activeTrace = [FPRAppActivityTracker sharedInstance].activeTrace;
 
   NSNotificationCenter *defaultCenter = [NSNotificationCenter defaultCenter];
+  [defaultCenter postNotificationName:UIWindowDidBecomeVisibleNotification
+                               object:[UIApplication sharedApplication]];
   [defaultCenter postNotificationName:UIApplicationWillResignActiveNotification
                                object:[UIApplication sharedApplication]];
 
@@ -91,6 +97,8 @@
   NSNotificationCenter *defaultCenter = [NSNotificationCenter defaultCenter];
 
   FIRTrace *activeTrace = nil;
+  [defaultCenter postNotificationName:UIWindowDidBecomeVisibleNotification
+                               object:[UIApplication sharedApplication]];
   [defaultCenter postNotificationName:UIApplicationWillResignActiveNotification
                                object:[UIApplication sharedApplication]];
   activeTrace = [FPRAppActivityTracker sharedInstance].activeTrace;
@@ -110,6 +118,8 @@
   NSNotificationCenter *defaultCenter = [NSNotificationCenter defaultCenter];
 
   FIRTrace *activeTrace = nil;
+  [defaultCenter postNotificationName:UIWindowDidBecomeVisibleNotification
+                               object:[UIApplication sharedApplication]];
   [defaultCenter postNotificationName:UIApplicationWillResignActiveNotification
                                object:[UIApplication sharedApplication]];
   activeTrace = [FPRAppActivityTracker sharedInstance].activeTrace;
@@ -140,6 +150,8 @@
   NSNotificationCenter *defaultCenter = [NSNotificationCenter defaultCenter];
 
   FIRTrace *activeTrace = nil;
+  [defaultCenter postNotificationName:UIWindowDidBecomeVisibleNotification
+                               object:[UIApplication sharedApplication]];
   [defaultCenter postNotificationName:UIApplicationWillResignActiveNotification
                                object:[UIApplication sharedApplication]];
   activeTrace = [FPRAppActivityTracker sharedInstance].activeTrace;
@@ -166,6 +178,8 @@
   FPRAppActivityTracker *appTracker = [FPRAppActivityTracker sharedInstance];
   NSNotificationCenter *defaultCenter = [NSNotificationCenter defaultCenter];
 
+  [defaultCenter postNotificationName:UIWindowDidBecomeVisibleNotification
+                               object:[UIApplication sharedApplication]];
   [defaultCenter postNotificationName:UIApplicationWillResignActiveNotification
                                object:[UIApplication sharedApplication]];
   XCTAssertEqual(appTracker.applicationState, FPRApplicationStateBackground);

FirebasePerformance/Tests/Unit/FPRClassInstrumentorTest.m

@@ -55,6 +55,10 @@
   XCTAssertThrows([classInstrumentor instrumentorForClassSelector:@selector(description)]);
 }
 
+#pragma mark - Unswizzle based tests
+
+#if !SWIFT_PACKAGE
+
 /** Tests swizzling an instance selector. */
 - (void)testSwizzleInstanceSelector {
   FPRClassInstrumentor *classInstrumentor =
@@ -154,4 +158,6 @@
   [classInstrumentor unswizzle];
 }
 
+#endif  // SWIFT_PACKAGE
+
 @end

FirebasePerformance/Tests/Unit/FPRClientTest.m

@@ -27,7 +27,7 @@
 #import "FirebasePerformance/Tests/Unit/Fakes/FPRFakeInstallations.h"
 
 #import <OCMock/OCMock.h>
-#import "GoogleDataTransport/GDTCORTests/Common/Fakes/GDTCORTransportFake.h"
+#import "SharedTestUtilities/GDTCORTransportFake.h"
 
 @interface FPRClientTest : FPRTestCase
 
@@ -68,7 +68,7 @@
 /** Validates if the gdtTransport logger has received trace perfMetric. */
 - (void)testLogAndProcessEventsForTrace {
   // Trace type PerfMetric for event dispatch.
-  FPRMSGPerfMetric *perfMetric = [FPRTestUtils createRandomPerfMetric:@"RandomTrace"];
+  firebase_perf_v1_PerfMetric perfMetric = [FPRTestUtils createRandomPerfMetric:@"RandomTrace"];
 
   // Act on event logging call.
   [self.client processAndLogEvent:perfMetric];
@@ -82,14 +82,16 @@
         (GDTCORTransportFake *)self.client.gdtLogger.gdtfllTransport;
     XCTAssertEqual(fakeGdtTransport.logEvents.count, 1);
     GDTCOREvent *event = fakeGdtTransport.logEvents.firstObject;
-    XCTAssertEqualObjects([event.dataObject transportBytes], perfMetric.data);
+    XCTAssertEqualObjects([event.dataObject transportBytes],
+                          [[FPRGDTEvent gdtEventForPerfMetric:perfMetric] transportBytes]);
   });
 }
 
 /** Validates if the gdtTransport logger has received network trace perfMetric. */
 - (void)testLogAndProcessEventsForNetworkTrace {
   // Network type PerfMetric for event dispatch.
-  FPRMSGPerfMetric *perfMetric = [FPRTestUtils createRandomNetworkPerfMetric:@"https://abc.xyz"];
+  firebase_perf_v1_PerfMetric perfMetric =
+      [FPRTestUtils createRandomNetworkPerfMetric:@"https://abc.xyz"];
 
   // Act on event logging call.
   [self.client processAndLogEvent:perfMetric];
@@ -103,14 +105,15 @@
         (GDTCORTransportFake *)self.client.gdtLogger.gdtfllTransport;
     XCTAssertEqual(fakeGdtTransport.logEvents.count, 1);
     GDTCOREvent *event = fakeGdtTransport.logEvents.firstObject;
-    XCTAssertEqualObjects([event.dataObject transportBytes], perfMetric.data);
+    XCTAssertEqualObjects([event.dataObject transportBytes],
+                          [[FPRGDTEvent gdtEventForPerfMetric:perfMetric] transportBytes]);
   });
 }
 
 /** Validates if the gdtTransport logger has received session gauge perfMetric. */
 - (void)testLogAndProcessEventsForGauge {
   // Gauge type PerfMetric for event dispatch.
-  FPRMSGPerfMetric *perfMetric = [FPRTestUtils createRandomGaugePerfMetric];
+  firebase_perf_v1_PerfMetric perfMetric = [FPRTestUtils createRandomGaugePerfMetric];
 
   // Act on event logging call.
   [self.client processAndLogEvent:perfMetric];
@@ -124,14 +127,15 @@
         (GDTCORTransportFake *)self.client.gdtLogger.gdtfllTransport;
     XCTAssertEqual(fakeGdtTransport.logEvents.count, 1);
     GDTCOREvent *event = fakeGdtTransport.logEvents.firstObject;
-    XCTAssertEqualObjects([event.dataObject transportBytes], perfMetric.data);
+    XCTAssertEqualObjects([event.dataObject transportBytes],
+                          [[FPRGDTEvent gdtEventForPerfMetric:perfMetric] transportBytes]);
   });
 }
 
 /** Validates if the gdtTransport logger will not receive event when data collection is disabled. */
 - (void)testLogAndProcessEventsNotDispatchWhenDisabled {
   // Trace type PerfMetric for event dispatch.
-  FPRMSGPerfMetric *perfMetric = [FPRTestUtils createRandomPerfMetric:@"RandomTrace"];
+  firebase_perf_v1_PerfMetric perfMetric = [FPRTestUtils createRandomPerfMetric:@"RandomTrace"];
 
   // Act on event logging call when data collection is disabled.
   self.configurations.dataCollectionEnabled = NO;
@@ -152,7 +156,7 @@
  * re-enabled. */
 - (void)testLogAndProcessEventsAfterReenabled {
   // Trace type PerfMetric for event dispatch.
-  FPRMSGPerfMetric *perfMetric = [FPRTestUtils createRandomPerfMetric:@"RandomTrace"];
+  firebase_perf_v1_PerfMetric perfMetric = [FPRTestUtils createRandomPerfMetric:@"RandomTrace"];
 
   // Act on event logging call when data collection is disabled.
   self.configurations.dataCollectionEnabled = NO;

FirebasePerformance/Tests/Unit/FPRInstrumentTest.m

@@ -63,6 +63,10 @@
   [instrument deregisterInstrumentors];
 }
 
+#pragma mark - Unswizzle based tests
+
+#if !SWIFT_PACKAGE
+
 - (void)testDeregisterInstrumentors {
   FPRInstrument *instrument = [[FPRInstrument alloc] init];
   FPRClassInstrumentor *classInstrumentor =
@@ -82,4 +86,6 @@
   [classInstrumentor unswizzle];
 }
 
+#endif  // SWIFT_PACKAGE
+
 @end

FirebasePerformance/Tests/Unit/FPRInstrumentationTest.m

@@ -35,6 +35,10 @@
   XCTAssertNotNil(instrumentation);
 }
 
+#pragma mark - Unswizzle based tests
+
+#ifndef SWIFT_PACKAGE
+
 - (void)testRegisterInstrumentGroup {
   FPRInstrumentation *instrumentation = [[FPRInstrumentation alloc] init];
   NSUInteger numberOfInstrumentsInGroup =
@@ -49,4 +53,6 @@
   XCTAssertTrue([instrumentation deregisterInstrumentGroup:kFPRInstrumentationGroupNetworkKey]);
 }
 
+#endif  // SWIFT_PACKAGE
+
 @end

FirebasePerformance/Tests/Unit/FPRProtoUtilsTest.m → FirebasePerformance/Tests/Unit/FPRNanoPbUtilsTest.m

@@ -1,4 +1,4 @@
-// Copyright 2020 Google LLC
+// Copyright 2021 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -16,8 +16,8 @@
 
 #import "FirebasePerformance/Sources/FIRPerformance+Internal.h"
 #import "FirebasePerformance/Sources/FPRDataUtils.h"
-#import "FirebasePerformance/Sources/FPRProtoUtils.h"
-#import "FirebasePerformance/Sources/Public/FIRPerformance.h"
+#import "FirebasePerformance/Sources/FPRNanoPbUtils.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRPerformance.h"
 
 #import "FirebasePerformance/Sources/Common/FPRConstants.h"
 #import "FirebasePerformance/Sources/Instrumentation/FPRNetworkTrace+Private.h"
@@ -32,11 +32,11 @@
 
 #import <OCMock/OCMock.h>
 
-@interface FPRProtoUtilsTest : FPRTestCase
+@interface FPRNanoPbUtilsTest : FPRTestCase
 
 @end
 
-@implementation FPRProtoUtilsTest
+@implementation FPRNanoPbUtilsTest
 
 - (void)setUp {
   [super setUp];
@@ -50,42 +50,48 @@
   [performance setDataCollectionEnabled:NO];
 }
 
-/** Validates that a PerfMetricMessage creation is successful. */
+/** Validates that a firebase_perf_v1_PerfMetric creation is successful. */
 - (void)testPerfMetricMessageCreation {
   NSString *appID = @"RandomAppID";
-  FPRMSGPerfMetric *perfMetric = FPRGetPerfMetricMessage(appID);
-  XCTAssertEqualObjects(perfMetric.applicationInfo.googleAppId, appID);
-  XCTAssertNotNil(perfMetric.applicationInfo);
+  firebase_perf_v1_PerfMetric perfMetric = FPRGetPerfMetricMessage(appID);
+  XCTAssertEqualObjects(FPRDecodeString(perfMetric.application_info.google_app_id), appID);
 }
 
-/** Tests if the application information is populated when creating a FPRMSGPerfMetric message. */
+/** Tests if the application information is populated when creating a firebase_perf_v1_PerfMetric.
+ */
 - (void)testApplicationInfoMessage {
-  FPRMSGPerfMetric *event = FPRGetPerfMetricMessage(@"appid");
-  FPRMSGApplicationInfo *appInfo = event.applicationInfo;
-  XCTAssertEqual(appInfo.googleAppId, @"appid");
-  XCTAssertNotNil(appInfo.iosAppInfo.sdkVersion);
-  XCTAssertNotNil(appInfo.iosAppInfo.bundleShortVersion);
-  XCTAssertTrue((appInfo.iosAppInfo.mccMnc.length == 0) || (appInfo.iosAppInfo.mccMnc.length == 6));
-  XCTAssertTrue(appInfo.iosAppInfo.networkConnectionInfo.networkType !=
-                FPRMSGNetworkConnectionInfo_NetworkType_None);
-  if (appInfo.iosAppInfo.networkConnectionInfo.networkType ==
-      FPRMSGNetworkConnectionInfo_NetworkType_Mobile) {
-    XCTAssertTrue(appInfo.iosAppInfo.networkConnectionInfo.mobileSubtype !=
-                  FPRMSGNetworkConnectionInfo_MobileSubtype_UnknownMobileSubtype);
+  firebase_perf_v1_PerfMetric event = FPRGetPerfMetricMessage(@"appid");
+  firebase_perf_v1_ApplicationInfo appInfo = event.application_info;
+  XCTAssertEqualObjects(FPRDecodeString(appInfo.google_app_id), @"appid");
+  XCTAssertTrue(appInfo.ios_app_info.sdk_version != NULL);
+  XCTAssertTrue(appInfo.has_ios_app_info);
+  XCTAssertTrue(appInfo.ios_app_info.bundle_short_version != NULL);
+  XCTAssertTrue(appInfo.ios_app_info.mcc_mnc == NULL || appInfo.ios_app_info.mcc_mnc->size == 6);
+  XCTAssertTrue(appInfo.ios_app_info.has_network_connection_info);
+  XCTAssertTrue(appInfo.ios_app_info.network_connection_info.has_network_type);
+  XCTAssertTrue(appInfo.ios_app_info.network_connection_info.network_type !=
+                firebase_perf_v1_NetworkConnectionInfo_NetworkType_NONE);
+  if (appInfo.ios_app_info.network_connection_info.network_type ==
+      firebase_perf_v1_NetworkConnectionInfo_NetworkType_MOBILE) {
+    XCTAssertTrue(appInfo.ios_app_info.network_connection_info.mobile_subtype !=
+                  firebase_perf_v1_NetworkConnectionInfo_MobileSubtype_UNKNOWN_MOBILE_SUBTYPE);
   }
 }
 
 /** Validates that ApplicationInfoMessage carries global attributes. */
 - (void)testApplicationInfoMessageWithAttributes {
   FIRPerformance *performance = [FIRPerformance sharedInstance];
-  [performance setValue:@"bar" forAttribute:@"foo"];
-  FPRMSGPerfMetric *event = FPRGetPerfMetricMessage(@"appid");
-  FPRMSGApplicationInfo *appInfo = event.applicationInfo;
-  XCTAssertNotNil(appInfo.customAttributes);
-  XCTAssertEqual(appInfo.customAttributes.allKeys.count, 1);
-  NSDictionary *attributes = appInfo.customAttributes;
-  XCTAssertEqual(attributes[@"foo"], @"bar");
-  [performance removeAttribute:@"foo"];
+  [performance setValue:@"bar1" forAttribute:@"foo1"];
+  [performance setValue:@"bar2" forAttribute:@"foo2"];
+  firebase_perf_v1_PerfMetric event = FPRGetPerfMetricMessage(@"appid");
+  firebase_perf_v1_ApplicationInfo appInfo = event.application_info;
+  XCTAssertEqual(appInfo.custom_attributes_count, 2);
+  NSDictionary *attributes = FPRDecodeStringToStringMap(
+      (StringToStringMap *)appInfo.custom_attributes, appInfo.custom_attributes_count);
+  XCTAssertEqualObjects(attributes[@"foo1"], @"bar1");
+  XCTAssertEqualObjects(attributes[@"foo2"], @"bar2");
+  [performance removeAttribute:@"foo1"];
+  [performance removeAttribute:@"foo2"];
 }
 
 /** Tests if mccMnc validation is catching non numerals. */
@@ -112,7 +118,8 @@
   XCTAssertNil(mccMnc);
 }
 
-/** Validates that a valid FIRTrace object to Proto conversion is successful. */
+/** Validates that a valid FIRTrace object to firebase_perf_v1_TraceMetric conversion is successful.
+ */
 - (void)testTraceMetricMessageCreation {
   FIRTrace *trace = [[FIRTrace alloc] initWithName:@"Random"];
   [trace start];
@@ -121,31 +128,34 @@
   [trace incrementMetric:@"c1" byInt:2];
   [trace setValue:@"bar" forAttribute:@"foo"];
   [trace stop];
-  FPRMSGTraceMetric *traceMetric = FPRGetTraceMetric(trace);
-  XCTAssertNotNil(traceMetric);
-  XCTAssertEqualObjects(traceMetric.name, @"Random");
-  XCTAssertEqual(traceMetric.subtracesArray.count, 2);
-  XCTAssertEqual(traceMetric.counters.count, 1);
-  XCTAssertEqualObjects(traceMetric.subtracesArray[0].name, @"1");
-  XCTAssertEqualObjects(traceMetric.subtracesArray[1].name, @"2");
-  XCTAssertNotNil(traceMetric.customAttributes);
-  XCTAssertEqual(traceMetric.customAttributes.allKeys.count, 1);
-  NSDictionary *attributes = traceMetric.customAttributes;
-  XCTAssertEqual(attributes[@"foo"], @"bar");
+  firebase_perf_v1_TraceMetric traceMetric = FPRGetTraceMetric(trace);
+  XCTAssertEqualObjects(FPRDecodeString(traceMetric.name), @"Random");
+  XCTAssertEqual(traceMetric.subtraces_count, 2);
+  XCTAssertEqual(traceMetric.counters_count, 1);
+  NSDictionary *counters = FPRDecodeStringToNumberMap((StringToNumberMap *)traceMetric.counters,
+                                                      traceMetric.counters_count);
+  XCTAssertEqual([counters[@"c1"] intValue], 2);
+  XCTAssertEqualObjects(FPRDecodeString(traceMetric.subtraces[0].name), @"1");
+  XCTAssertEqualObjects(FPRDecodeString(traceMetric.subtraces[1].name), @"2");
+  XCTAssertTrue(traceMetric.custom_attributes != NULL);
+  XCTAssertEqual(traceMetric.custom_attributes_count, 1);
+  NSDictionary *attributes = FPRDecodeStringToStringMap(
+      (StringToStringMap *)traceMetric.custom_attributes, traceMetric.custom_attributes_count);
+  XCTAssertEqualObjects(attributes[@"foo"], @"bar");
 }
 
-/** Validates that a valid FIRTrace object to Proto conversion has required fields. */
+/** Validates that a valid FIRTrace object to firebase_perf_v1_TraceMetric conversion has required
+ * fields. */
 - (void)testTraceMetricMessageCreationHasRequiredFields {
   FIRTrace *trace = [[FIRTrace alloc] initWithName:@"Random"];
   [trace start];
   [trace incrementMetric:@"c1" byInt:2];
   [trace stop];
-  FPRMSGTraceMetric *traceMetric = FPRGetTraceMetric(trace);
-  XCTAssertNotNil(traceMetric);
-  XCTAssertTrue(traceMetric.hasName);
-  XCTAssertTrue(traceMetric.hasClientStartTimeUs);
-  XCTAssertTrue(traceMetric.hasDurationUs);
-  XCTAssertTrue(traceMetric.hasIsAuto);
+  firebase_perf_v1_TraceMetric traceMetric = FPRGetTraceMetric(trace);
+  XCTAssertTrue(traceMetric.name != NULL);
+  XCTAssertTrue(traceMetric.has_client_start_time_us);
+  XCTAssertTrue(traceMetric.has_duration_us);
+  XCTAssertTrue(traceMetric.has_is_auto);
 }
 
 /** Validates the session details inside trace metric. */
@@ -161,21 +171,13 @@
 
   trace.activeSessions = [@[ session1, session2 ] mutableCopy];
   [trace stop];
-  FPRMSGTraceMetric *traceMetric = FPRGetTraceMetric(trace);
-  XCTAssertNotNil(traceMetric);
-  XCTAssertNotNil(traceMetric.perfSessionsArray);
-  XCTAssertTrue(traceMetric.perfSessionsArray.count >= 2);
+  firebase_perf_v1_TraceMetric traceMetric = FPRGetTraceMetric(trace);
+  XCTAssertTrue(traceMetric.perf_sessions != NULL);
+  XCTAssertTrue(traceMetric.perf_sessions_count >= 2);
 }
 
-/** Validates that an invalid FIRTrace object to Proto conversion is unsuccessful. */
-- (void)testTraceMetricMessageCreationForInvalidTrace {
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wnonnull"
-  XCTAssertNil(FPRGetTraceMetric(nil));
-#pragma clang diagnostic pop
-}
-
-/** Validates that the FPRNetworkTrace object to Proto conversion is successful. */
+/** Validates that the FPRNetworkTrace object to firebase_perf_v1_NetworkRequestMetric conversion is
+ * successful. */
 - (void)testNetworkTraceMetricMessage {
   NSURL *URL = [NSURL URLWithString:@"https://abc.com"];
   NSURLRequest *URLRequest = [NSURLRequest requestWithURL:URL];
@@ -193,13 +195,14 @@
 
   [trace didReceiveData:[NSData data]];
   [trace didCompleteRequestWithResponse:response error:error];
-  FPRMSGNetworkRequestMetric *networkMetric = FPRGetNetworkRequestMetric(trace);
-  XCTAssertEqualObjects(networkMetric.URL, URL.absoluteString);
-  XCTAssertEqual(networkMetric.HTTPMethod, FPRMSGNetworkRequestMetric_HttpMethod_Get);
-  XCTAssertEqual(networkMetric.networkClientErrorReason,
-                 FPRMSGNetworkRequestMetric_NetworkClientErrorReason_GenericClientError);
-  XCTAssertEqual(networkMetric.HTTPResponseCode, 404);
-  XCTAssertEqualObjects(networkMetric.responseContentType, @"text/json");
+  firebase_perf_v1_NetworkRequestMetric networkMetric = FPRGetNetworkRequestMetric(trace);
+  XCTAssertEqualObjects(FPRDecodeString(networkMetric.url), URL.absoluteString);
+  XCTAssertEqual(networkMetric.http_method, firebase_perf_v1_NetworkRequestMetric_HttpMethod_GET);
+  XCTAssertEqual(
+      networkMetric.network_client_error_reason,
+      firebase_perf_v1_NetworkRequestMetric_NetworkClientErrorReason_GENERIC_CLIENT_ERROR);
+  XCTAssertEqual(networkMetric.http_response_code, 404);
+  XCTAssertEqualObjects(FPRDecodeString(networkMetric.response_content_type), @"text/json");
 }
 
 /** Validates that the FPRNetworkTrace object to Proto conversion has required fields for a valid
@@ -221,38 +224,31 @@
   NSError *error = [NSError errorWithDomain:NSURLErrorDomain code:-200 userInfo:nil];
   [trace didReceiveData:[NSData data]];
   [trace didCompleteRequestWithResponse:response error:error];
-  FPRMSGNetworkRequestMetric *networkMetric = FPRGetNetworkRequestMetric(trace);
-  XCTAssertTrue(networkMetric.hasURL);
-  XCTAssertTrue(networkMetric.hasClientStartTimeUs);
-  XCTAssertTrue(networkMetric.hasHTTPMethod);
-  XCTAssertTrue(networkMetric.hasResponsePayloadBytes);
-  XCTAssertTrue(networkMetric.hasNetworkClientErrorReason);
-  XCTAssertTrue(networkMetric.hasHTTPResponseCode);
-  XCTAssertTrue(networkMetric.hasResponseContentType);
-  XCTAssertTrue(networkMetric.hasTimeToResponseCompletedUs);
-}
-
-/** Validates that an invalid FPRNetworkTrace object to Proto conversion is unsuccessful. */
-- (void)testNetworkTraceMetricMessageCreationForInvalidTrace {
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wnonnull"
-  XCTAssertNil(FPRGetNetworkRequestMetric(nil));
-#pragma clang diagnostic pop
+  firebase_perf_v1_NetworkRequestMetric networkMetric = FPRGetNetworkRequestMetric(trace);
+  XCTAssertTrue(networkMetric.url != NULL);
+  XCTAssertTrue(networkMetric.has_client_start_time_us);
+  XCTAssertTrue(networkMetric.has_http_method);
+  XCTAssertTrue(networkMetric.has_response_payload_bytes);
+  XCTAssertTrue(networkMetric.has_network_client_error_reason);
+  XCTAssertTrue(networkMetric.has_http_response_code);
+  XCTAssertTrue(networkMetric.response_content_type != NULL);
+  XCTAssertTrue(networkMetric.has_time_to_response_completed_us);
 }
 
-/** Validates that application process state conversion to proto enum type is successful. */
+/** Validates that application process state conversion to firebase_perf_v1_ApplicationProcessState
+ * enum type is successful. */
 - (void)testApplicationProcessStateConversion {
-  XCTAssertEqual(FPRMSGApplicationProcessState_Background,
+  XCTAssertEqual(firebase_perf_v1_ApplicationProcessState_BACKGROUND,
                  FPRApplicationProcessState(FPRTraceStateBackgroundOnly));
-  XCTAssertEqual(FPRMSGApplicationProcessState_Foreground,
+  XCTAssertEqual(firebase_perf_v1_ApplicationProcessState_FOREGROUND,
                  FPRApplicationProcessState(FPRTraceStateForegroundOnly));
-  XCTAssertEqual(FPRMSGApplicationProcessState_ForegroundBackground,
+  XCTAssertEqual(firebase_perf_v1_ApplicationProcessState_FOREGROUND_BACKGROUND,
                  FPRApplicationProcessState(FPRTraceStateBackgroundAndForeground));
-  XCTAssertEqual(FPRMSGApplicationProcessState_ApplicationProcessStateUnknown,
+  XCTAssertEqual(firebase_perf_v1_ApplicationProcessState_APPLICATION_PROCESS_STATE_UNKNOWN,
                  FPRApplicationProcessState(FPRTraceStateUnknown));
 
   // Try with some random value should say the application state is unknown.
-  XCTAssertEqual(FPRMSGApplicationProcessState_ApplicationProcessStateUnknown,
+  XCTAssertEqual(firebase_perf_v1_ApplicationProcessState_APPLICATION_PROCESS_STATE_UNKNOWN,
                  FPRApplicationProcessState(100));
 }
 
@@ -263,19 +259,6 @@
 }
 #endif
 
-/** Validates if network events are dropped when there is not valid response code. */
-- (void)testDroppingNetworkEventsWithInvalidStatusCode {
-  NSURL *URL = [NSURL URLWithString:@"https://abc.com"];
-  NSURLRequest *URLRequest = [NSURLRequest requestWithURL:URL];
-  FPRNetworkTrace *trace = [[FPRNetworkTrace alloc] initWithURLRequest:URLRequest];
-  [trace start];
-  [trace checkpointState:FPRNetworkTraceCheckpointStateInitiated];
-  [trace checkpointState:FPRNetworkTraceCheckpointStateResponseReceived];
-  [trace didReceiveData:[NSData data]];
-  [trace didCompleteRequestWithResponse:nil error:nil];
-  XCTAssertNil(FPRGetNetworkRequestMetric(trace));
-}
-
 /** Validates the session details inside trace metric. */
 - (void)testNetworkRequestMetricMessageHasSessionDetails {
   NSURL *URL = [NSURL URLWithString:@"https://abc.com"];
@@ -300,10 +283,9 @@
 
   [trace didReceiveData:[NSData data]];
   [trace didCompleteRequestWithResponse:response error:error];
-  FPRMSGNetworkRequestMetric *networkMetric = FPRGetNetworkRequestMetric(trace);
-  XCTAssertNotNil(networkMetric);
-  XCTAssertNotNil(networkMetric.perfSessionsArray);
-  XCTAssertTrue(networkMetric.perfSessionsArray.count >= 2);
+  firebase_perf_v1_NetworkRequestMetric networkMetric = FPRGetNetworkRequestMetric(trace);
+  XCTAssertTrue(networkMetric.perf_sessions != NULL);
+  XCTAssertTrue(networkMetric.perf_sessions_count >= 2);
 }
 
 /** Validates the gauge metric proto packaging works with proper conversions. */
@@ -315,13 +297,11 @@
                                                                         heapAvailable:10 * 1024];
   [gauges addObject:memoryData];
 
-  FPRMSGGaugeMetric *gaugeMetric = FPRGetGaugeMetric(gauges, @"abc");
-  XCTAssertNotNil(gaugeMetric);
-  XCTAssertEqual(gaugeMetric.cpuMetricReadingsArray_Count, 0);
-  XCTAssertEqual(gaugeMetric.iosMemoryReadingsArray_Count, 1);
-  FPRMSGIosMemoryReading *memoryReading = [gaugeMetric.iosMemoryReadingsArray firstObject];
-  XCTAssertEqual(memoryReading.usedAppHeapMemoryKb, 5);
-  XCTAssertEqual(memoryReading.freeAppHeapMemoryKb, 10);
+  firebase_perf_v1_GaugeMetric gaugeMetric = FPRGetGaugeMetric(gauges, @"abc");
+  XCTAssertEqual(gaugeMetric.cpu_metric_readings_count, 0);
+  XCTAssertEqual(gaugeMetric.ios_memory_readings_count, 1);
+  XCTAssertEqual(gaugeMetric.ios_memory_readings[0].used_app_heap_memory_kb, 5);
+  XCTAssertEqual(gaugeMetric.ios_memory_readings[0].free_app_heap_memory_kb, 10);
 }
 
 /** Validates the gauge metric proto packaging works. */
@@ -338,20 +318,9 @@
     [gauges addObject:cpuData];
     [gauges addObject:memoryData];
   }
-  FPRMSGGaugeMetric *gaugeMetric = FPRGetGaugeMetric(gauges, @"abc");
-  XCTAssertNotNil(gaugeMetric);
-  XCTAssertEqual(gaugeMetric.cpuMetricReadingsArray_Count, 5);
-  XCTAssertEqual(gaugeMetric.iosMemoryReadingsArray_Count, 5);
-}
-
-/** Validates the gauge metric proto packaging does not create an empty package. */
-- (void)testGaugeMetricProtoPackingWithEmptyData {
-  NSMutableArray *gauges = [[NSMutableArray alloc] init];
-  FPRMSGGaugeMetric *gaugeMetric1 = FPRGetGaugeMetric(gauges, @"abc");
-  XCTAssertNil(gaugeMetric1);
-
-  FPRMSGGaugeMetric *gaugeMetric2 = FPRGetGaugeMetric(gauges, @"");
-  XCTAssertNil(gaugeMetric2);
+  firebase_perf_v1_GaugeMetric gaugeMetric = FPRGetGaugeMetric(gauges, @"abc");
+  XCTAssertEqual(gaugeMetric.cpu_metric_readings_count, 5);
+  XCTAssertEqual(gaugeMetric.ios_memory_readings_count, 5);
 }
 
 /** Validates if the first session is a verbose session for a trace. */
@@ -366,16 +335,14 @@
   trace.activeSessions = [@[ session1, session2 ] mutableCopy];
   [trace stop];
 
-  FPRMSGTraceMetric *traceMetric = FPRGetTraceMetric(trace);
-  XCTAssertNotNil(traceMetric);
-  XCTAssertNotNil(traceMetric.perfSessionsArray);
-  XCTAssertTrue(traceMetric.perfSessionsArray.count >= 2);
+  firebase_perf_v1_TraceMetric traceMetric = FPRGetTraceMetric(trace);
+  XCTAssertTrue(traceMetric.perf_sessions != NULL);
+  XCTAssertTrue(traceMetric.perf_sessions_count >= 2);
 
-  FPRMSGPerfSession *perfSession = [traceMetric.perfSessionsArray firstObject];
-  GPBEnumArray *firstSessionVerbosity = perfSession.sessionVerbosityArray;
-  XCTAssertEqual([firstSessionVerbosity valueAtIndex:0],
-                 FPRMSGSessionVerbosity_GaugesAndSystemEvents);
-  XCTAssertEqualObjects(perfSession.sessionId, @"b");
+  firebase_perf_v1_PerfSession perfSession = traceMetric.perf_sessions[0];
+  XCTAssertEqual(perfSession.session_verbosity[0],
+                 firebase_perf_v1_SessionVerbosity_GAUGES_AND_SYSTEM_EVENTS);
+  XCTAssertEqualObjects(FPRDecodeString(perfSession.session_id), @"b");
 }
 
 /** Validates the verbosity ordering when no sessions are verbose. */
@@ -390,14 +357,13 @@
   trace.activeSessions = [@[ session1, session2 ] mutableCopy];
   [trace stop];
 
-  FPRMSGTraceMetric *traceMetric = FPRGetTraceMetric(trace);
-  XCTAssertNotNil(traceMetric);
-  XCTAssertNotNil(traceMetric.perfSessionsArray);
-  XCTAssertTrue(traceMetric.perfSessionsArray.count >= 2);
+  firebase_perf_v1_TraceMetric traceMetric = FPRGetTraceMetric(trace);
+  XCTAssertTrue(traceMetric.perf_sessions != NULL);
+  XCTAssertTrue(traceMetric.perf_sessions_count >= 2);
 
-  FPRMSGPerfSession *perfSession = [traceMetric.perfSessionsArray firstObject];
-  XCTAssertEqualObjects(perfSession.sessionId, @"a");
-  XCTAssertEqual(perfSession.sessionVerbosityArray_Count, 0);
+  firebase_perf_v1_PerfSession perfSession = traceMetric.perf_sessions[0];
+  XCTAssertEqualObjects(FPRDecodeString(perfSession.session_id), @"a");
+  XCTAssertEqual(perfSession.session_verbosity_count, 0);
 }
 
 /** Validates if a session is not verbose, do not populate the session verbosity array. */
@@ -410,14 +376,13 @@
   trace.activeSessions = [@[ session1 ] mutableCopy];
   [trace stop];
 
-  FPRMSGTraceMetric *traceMetric = FPRGetTraceMetric(trace);
-  XCTAssertNotNil(traceMetric);
-  XCTAssertNotNil(traceMetric.perfSessionsArray);
-  XCTAssertTrue(traceMetric.perfSessionsArray.count >= 1);
+  firebase_perf_v1_TraceMetric traceMetric = FPRGetTraceMetric(trace);
+  XCTAssertTrue(traceMetric.perf_sessions != NULL);
+  XCTAssertTrue(traceMetric.perf_sessions_count >= 1);
 
-  FPRMSGPerfSession *perfSession = [traceMetric.perfSessionsArray firstObject];
-  XCTAssertEqualObjects(perfSession.sessionId, @"a");
-  XCTAssertEqual(perfSession.sessionVerbosityArray_Count, 0);
+  firebase_perf_v1_PerfSession perfSession = traceMetric.perf_sessions[0];
+  XCTAssertEqualObjects(FPRDecodeString(perfSession.session_id), @"a");
+  XCTAssertEqual(perfSession.session_verbosity_count, 0);
 }
 
 /** Validates if the first session is a verbose session for a network trace. */
@@ -446,16 +411,14 @@
   [trace didReceiveData:[NSData data]];
   [trace didCompleteRequestWithResponse:response error:error];
 
-  FPRMSGNetworkRequestMetric *networkMetric = FPRGetNetworkRequestMetric(trace);
-  XCTAssertNotNil(networkMetric);
-  XCTAssertNotNil(networkMetric.perfSessionsArray);
-  XCTAssertTrue(networkMetric.perfSessionsArray.count >= 2);
+  firebase_perf_v1_NetworkRequestMetric networkMetric = FPRGetNetworkRequestMetric(trace);
+  XCTAssertTrue(networkMetric.perf_sessions != NULL);
+  XCTAssertTrue(networkMetric.perf_sessions_count >= 2);
 
-  FPRMSGPerfSession *perfSession = [networkMetric.perfSessionsArray firstObject];
-  GPBEnumArray *firstSessionVerbosity = perfSession.sessionVerbosityArray;
-  XCTAssertEqual([firstSessionVerbosity valueAtIndex:0],
-                 FPRMSGSessionVerbosity_GaugesAndSystemEvents);
-  XCTAssertEqualObjects(perfSession.sessionId, @"b");
+  firebase_perf_v1_PerfSession perfSession = networkMetric.perf_sessions[0];
+  XCTAssertEqual(perfSession.session_verbosity[0],
+                 firebase_perf_v1_SessionVerbosity_GAUGES_AND_SYSTEM_EVENTS);
+  XCTAssertEqualObjects(FPRDecodeString(perfSession.session_id), @"b");
 }
 
 /** Validates the verbosity ordering when no sessions are verbose for a network trace. */
@@ -484,14 +447,13 @@
   [trace didReceiveData:[NSData data]];
   [trace didCompleteRequestWithResponse:response error:error];
 
-  FPRMSGNetworkRequestMetric *networkMetric = FPRGetNetworkRequestMetric(trace);
-  XCTAssertNotNil(networkMetric);
-  XCTAssertNotNil(networkMetric.perfSessionsArray);
-  XCTAssertTrue(networkMetric.perfSessionsArray.count >= 2);
+  firebase_perf_v1_NetworkRequestMetric networkMetric = FPRGetNetworkRequestMetric(trace);
+  XCTAssertTrue(networkMetric.perf_sessions != NULL);
+  XCTAssertTrue(networkMetric.perf_sessions_count >= 2);
 
-  FPRMSGPerfSession *perfSession = [networkMetric.perfSessionsArray firstObject];
-  XCTAssertEqualObjects(perfSession.sessionId, @"a");
-  XCTAssertEqual(perfSession.sessionVerbosityArray_Count, 0);
+  firebase_perf_v1_PerfSession perfSession = networkMetric.perf_sessions[0];
+  XCTAssertEqualObjects(FPRDecodeString(perfSession.session_id), @"a");
+  XCTAssertEqual(perfSession.session_verbosity_count, 0);
 }
 
 /** Validates if a session is not verbose, do not populate the session verbosity array for network
@@ -520,14 +482,13 @@
   [trace didReceiveData:[NSData data]];
   [trace didCompleteRequestWithResponse:response error:error];
 
-  FPRMSGNetworkRequestMetric *networkMetric = FPRGetNetworkRequestMetric(trace);
-  XCTAssertNotNil(networkMetric);
-  XCTAssertNotNil(networkMetric.perfSessionsArray);
-  XCTAssertTrue(networkMetric.perfSessionsArray.count >= 1);
+  firebase_perf_v1_NetworkRequestMetric networkMetric = FPRGetNetworkRequestMetric(trace);
+  XCTAssertTrue(networkMetric.perf_sessions != NULL);
+  XCTAssertTrue(networkMetric.perf_sessions_count >= 1);
 
-  FPRMSGPerfSession *perfSession = [networkMetric.perfSessionsArray firstObject];
-  XCTAssertEqualObjects(perfSession.sessionId, @"a");
-  XCTAssertEqual(perfSession.sessionVerbosityArray_Count, 0);
+  firebase_perf_v1_PerfSession perfSession = networkMetric.perf_sessions[0];
+  XCTAssertEqualObjects(FPRDecodeString(perfSession.session_id), @"a");
+  XCTAssertEqual(perfSession.session_verbosity_count, 0);
 }
 
 @end

FirebasePerformance/Tests/Unit/FPRNetworkTraceTest.m

@@ -21,10 +21,11 @@
 #import "FirebasePerformance/Sources/Configurations/FPRRemoteConfigFlags.h"
 #import "FirebasePerformance/Sources/Instrumentation/FPRNetworkTrace+Private.h"
 #import "FirebasePerformance/Sources/Instrumentation/FPRNetworkTrace.h"
-#import "FirebasePerformance/Sources/Public/FIRPerformance.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRPerformance.h"
 
 #import "FirebasePerformance/Tests/Unit/Configurations/FPRFakeRemoteConfig.h"
 #import "FirebasePerformance/Tests/Unit/FPRTestCase.h"
+#import "FirebasePerformance/Tests/Unit/FPRTestUtils.h"
 
 #import <OCMock/OCMock.h>
 
@@ -311,18 +312,16 @@
  * Validates that the uploaded file size correctly reflect in the NetworkTrace.
  */
 - (void)testDidUploadFile {
-  NSString *fileName = [NSString stringWithFormat:@"%@", @"unittest_tmpfile"];
-  NSURL *fileURL =
-      [NSURL fileURLWithPath:[NSTemporaryDirectory() stringByAppendingPathComponent:fileName]];
-  NSData *data = [@"Some random text" dataUsingEncoding:NSUTF8StringEncoding];
-  [data writeToURL:fileURL options:NSDataWritingAtomic error:nil];
+  NSBundle *bundle = [FPRTestUtils getBundle];
+  NSURL *fileURL = [bundle URLForResource:@"smallDownloadFile" withExtension:@""];
 
   FPRNetworkTrace *trace = [[FPRNetworkTrace alloc] initWithURLRequest:self.testURLRequest];
+
   [trace start];
   [trace checkpointState:FPRNetworkTraceCheckpointStateInitiated];
   [trace checkpointState:FPRNetworkTraceCheckpointStateResponseReceived];
   [trace didUploadFileWithURL:fileURL];
-  XCTAssertEqual(trace.requestSize, 16);
+  XCTAssertEqual(trace.requestSize, 26);
   XCTAssertEqual(trace.responseSize, 0);
 
   [[NSFileManager defaultManager] removeItemAtURL:fileURL error:nil];
@@ -469,6 +468,10 @@
   [trace checkpointState:FPRNetworkTraceCheckpointStateResponseReceived];
 
   NSNotificationCenter *defaultCenter = [NSNotificationCenter defaultCenter];
+  [defaultCenter postNotificationName:UIWindowDidBecomeVisibleNotification
+                               object:[UIApplication sharedApplication]];
+  [defaultCenter postNotificationName:UIApplicationDidBecomeActiveNotification
+                               object:[UIApplication sharedApplication]];
   [defaultCenter postNotificationName:UIApplicationWillEnterForegroundNotification
                                object:[UIApplication sharedApplication]];
   [defaultCenter postNotificationName:UIApplicationWillEnterForegroundNotification

FirebasePerformance/Tests/Unit/FPRSelectorInstrumentorTest.m

@@ -55,6 +55,10 @@
   XCTAssertNotNil(instrumentor);
 }
 
+#pragma mark - Unswizzle based tests
+
+#ifndef SWIFT_PACKAGE
+
 - (void)testInstanceMethodSwizzle {
   NSString *expectedDescription = @"Not the description you expected!";
   FPRSelectorInstrumentor *instrumentor =
@@ -325,6 +329,8 @@
   }
 }
 
+#endif  // SWIFT_PACKAGE
+
 /** Tests attempting to swizzle non-existent/unimplemented method (like @dynamic) returns nil. */
 - (void)testNonexistentMethodReturnsNil {
   FPRSelectorInstrumentor *instrumentor =

FirebasePerformance/Tests/Unit/FPRTestUtils.h

@@ -21,8 +21,6 @@
 
 #import <GoogleDataTransport/GoogleDataTransport.h>
 
-#import "FirebasePerformance/ProtoSupport/PerfMetric.pbobjc.h"
-
 NS_ASSUME_NONNULL_BEGIN
 
 @interface FPRTestUtils : NSObject
@@ -30,6 +28,10 @@ NS_ASSUME_NONNULL_BEGIN
 /** Default initializer. */
 - (instancetype)init NS_UNAVAILABLE;
 
+/** Provide the NSBundle instance that can to be used for testing. SPM tests will have a different
+ * bundle when compared to the default unit test bundle. */
++ (NSBundle *)getBundle;
+
 /** Creates a Performance Trace object. */
 + (FIRTrace *)createRandomTraceWithName:(NSString *)name;
 
@@ -37,22 +39,22 @@ NS_ASSUME_NONNULL_BEGIN
 + (FIRTrace *)addVerboseSessionToTrace:(FIRTrace *)trace;
 
 /** Creates a random Performance Metric Proto object. */
-+ (FPRMSGPerfMetric *)createRandomPerfMetric:(NSString *)traceName;
++ (firebase_perf_v1_PerfMetric)createRandomPerfMetric:(NSString *)traceName;
 
 /**
  * Creates a random Performance Metric Proto object, with verbose
  * session ID if it is set as verbose.
  */
-+ (FPRMSGPerfMetric *)createVerboseRandomPerfMetric:(NSString *)traceName;
++ (firebase_perf_v1_PerfMetric)createVerboseRandomPerfMetric:(NSString *)traceName;
 
 /** Creates a random internal Performance Metric Proto object. */
-+ (FPRMSGPerfMetric *)createRandomInternalPerfMetric:(NSString *)traceName;
++ (firebase_perf_v1_PerfMetric)createRandomInternalPerfMetric:(NSString *)traceName;
 
 /** Creates a random network request Performance Metric Proto object. */
-+ (FPRMSGPerfMetric *)createRandomNetworkPerfMetric:(NSString *)url;
++ (firebase_perf_v1_PerfMetric)createRandomNetworkPerfMetric:(NSString *)url;
 
 /** Creates a random gauge Performance Metric Proto object. */
-+ (FPRMSGPerfMetric *)createRandomGaugePerfMetric;
++ (firebase_perf_v1_PerfMetric)createRandomGaugePerfMetric;
 
 /** Creates a random GDTCOREvent object. */
 + (GDTCOREvent *)createRandomTraceGDTEvent:(NSString *)traceName;

FirebasePerformance/Tests/Unit/FPRTestUtils.m

@@ -14,14 +14,14 @@
 
 #import "FirebasePerformance/Tests/Unit/FPRTestUtils.h"
 
-#import "FirebasePerformance/Sources/FPRProtoUtils.h"
+#import "FirebasePerformance/Sources/FPRNanoPbUtils.h"
 #import "FirebasePerformance/Sources/Gauges/Memory/FPRMemoryGaugeData.h"
 #import "FirebasePerformance/Sources/Instrumentation/FPRNetworkTrace+Private.h"
 #import "FirebasePerformance/Sources/Instrumentation/FPRNetworkTrace.h"
 #import "FirebasePerformance/Sources/Timer/FIRTrace+Internal.h"
 #import "FirebasePerformance/Sources/Timer/FIRTrace+Private.h"
 
-#import "FirebasePerformance/ProtoSupport/PerfMetric.pbobjc.h"
+#import "FirebasePerformance/Sources/Protogen/nanopb/perf_metric.nanopb.h"
 
 static NSInteger const kLogSource = 462;  // LogRequest_LogSource_Fireperf
 
@@ -29,6 +29,14 @@ static NSInteger const kLogSource = 462;  // LogRequest_LogSource_Fireperf
 
 #pragma mark - Test utility methods
 
++ (NSBundle *)getBundle {
+#if SWIFT_PACKAGE
+  return Firebase_PerformanceUnit_SWIFTPM_MODULE_BUNDLE();
+#else
+  return [NSBundle bundleForClass:[FPRTestUtils class]];
+#endif
+}
+
 + (FIRTrace *)createRandomTraceWithName:(NSString *)traceName {
   FIRTrace *trace = [[FIRTrace alloc] initWithName:traceName];
   [trace start];
@@ -47,40 +55,40 @@ static NSInteger const kLogSource = 462;  // LogRequest_LogSource_Fireperf
   return trace;
 }
 
-+ (FPRMSGPerfMetric *)createRandomPerfMetric:(NSString *)traceName {
-  FPRMSGPerfMetric *perfMetric = FPRGetPerfMetricMessage(@"RandomAppID");
++ (firebase_perf_v1_PerfMetric)createRandomPerfMetric:(NSString *)traceName {
+  firebase_perf_v1_PerfMetric perfMetric = FPRGetPerfMetricMessage(@"RandomAppID");
   FIRTrace *trace = [FPRTestUtils createRandomTraceWithName:traceName];
   // Make sure there are no sessions.
   trace.activeSessions = [NSMutableArray array];
-  perfMetric.traceMetric = FPRGetTraceMetric(trace);
+  FPRSetTraceMetric(&perfMetric, FPRGetTraceMetric(trace));
 
   return perfMetric;
 }
 
-+ (FPRMSGPerfMetric *)createVerboseRandomPerfMetric:(NSString *)traceName {
-  FPRMSGPerfMetric *perfMetric = FPRGetPerfMetricMessage(@"RandomAppID");
++ (firebase_perf_v1_PerfMetric)createVerboseRandomPerfMetric:(NSString *)traceName {
+  firebase_perf_v1_PerfMetric perfMetric = FPRGetPerfMetricMessage(@"RandomAppID");
   FIRTrace *trace = [FPRTestUtils createRandomTraceWithName:traceName];
   trace = [FPRTestUtils addVerboseSessionToTrace:trace];
-  perfMetric.traceMetric = FPRGetTraceMetric(trace);
+  FPRSetTraceMetric(&perfMetric, FPRGetTraceMetric(trace));
 
   return perfMetric;
 }
 
-+ (FPRMSGPerfMetric *)createRandomInternalPerfMetric:(NSString *)traceName {
-  FPRMSGPerfMetric *perfMetric = FPRGetPerfMetricMessage(@"RandomAppID");
++ (firebase_perf_v1_PerfMetric)createRandomInternalPerfMetric:(NSString *)traceName {
+  firebase_perf_v1_PerfMetric perfMetric = FPRGetPerfMetricMessage(@"RandomAppID");
 
   FIRTrace *trace = [[FIRTrace alloc] initInternalTraceWithName:traceName];
   [trace start];
   [trace stop];
   // Make sure there are no sessions.
   trace.activeSessions = [NSMutableArray array];
-  perfMetric.traceMetric = FPRGetTraceMetric(trace);
+  FPRSetTraceMetric(&perfMetric, FPRGetTraceMetric(trace));
 
   return perfMetric;
 }
 
-+ (FPRMSGPerfMetric *)createRandomNetworkPerfMetric:(NSString *)url {
-  FPRMSGPerfMetric *perfMetric = FPRGetPerfMetricMessage(@"RandomAppID");
++ (firebase_perf_v1_PerfMetric)createRandomNetworkPerfMetric:(NSString *)url {
+  firebase_perf_v1_PerfMetric perfMetric = FPRGetPerfMetricMessage(@"RandomAppID");
 
   NSURL *URL = [NSURL URLWithString:url];
   NSURLRequest *URLRequest = [NSURLRequest requestWithURL:URL];
@@ -97,13 +105,13 @@ static NSInteger const kLogSource = 462;  // LogRequest_LogSource_Fireperf
   [networkTrace didReceiveData:[NSData data]];
   [networkTrace didCompleteRequestWithResponse:response error:nil];
   networkTrace.activeSessions = [NSMutableArray array];
-  perfMetric.networkRequestMetric = FPRGetNetworkRequestMetric(networkTrace);
+  FPRSetNetworkRequestMetric(&perfMetric, FPRGetNetworkRequestMetric(networkTrace));
 
   return perfMetric;
 }
 
-+ (FPRMSGPerfMetric *)createRandomGaugePerfMetric {
-  FPRMSGPerfMetric *perfMetric = FPRGetPerfMetricMessage(@"RandomAppID");
++ (firebase_perf_v1_PerfMetric)createRandomGaugePerfMetric {
+  firebase_perf_v1_PerfMetric perfMetric = FPRGetPerfMetricMessage(@"RandomAppID");
 
   NSMutableArray<NSObject *> *gauges = [[NSMutableArray alloc] init];
   NSDate *date = [NSDate date];
@@ -112,14 +120,14 @@ static NSInteger const kLogSource = 462;  // LogRequest_LogSource_Fireperf
                                                                         heapAvailable:10 * 1024];
   [gauges addObject:memoryData];
 
-  FPRMSGGaugeMetric *gaugeMetric = FPRGetGaugeMetric(gauges, @"123");
-  perfMetric.gaugeMetric = gaugeMetric;
+  firebase_perf_v1_GaugeMetric gaugeMetric = FPRGetGaugeMetric(gauges, @"123");
+  FPRSetGaugeMetric(&perfMetric, gaugeMetric);
 
   return perfMetric;
 }
 
 + (GDTCOREvent *)createRandomTraceGDTEvent:(NSString *)traceName {
-  FPRMSGPerfMetric *perfMetric = [self createRandomPerfMetric:traceName];
+  firebase_perf_v1_PerfMetric perfMetric = [self createRandomPerfMetric:traceName];
 
   NSString *mappingID = [NSString stringWithFormat:@"%ld", (long)kLogSource];
   GDTCOREvent *gdtEvent = [[GDTCOREvent alloc] initWithMappingID:mappingID target:kGDTCORTargetFLL];
@@ -128,7 +136,7 @@ static NSInteger const kLogSource = 462;  // LogRequest_LogSource_Fireperf
 }
 
 + (GDTCOREvent *)createRandomInternalTraceGDTEvent:(NSString *)traceName {
-  FPRMSGPerfMetric *perfMetric = [self createRandomInternalPerfMetric:traceName];
+  firebase_perf_v1_PerfMetric perfMetric = [self createRandomInternalPerfMetric:traceName];
 
   NSString *mappingID = [NSString stringWithFormat:@"%ld", (long)kLogSource];
   GDTCOREvent *gdtEvent = [[GDTCOREvent alloc] initWithMappingID:mappingID target:kGDTCORTargetFLL];
@@ -137,7 +145,7 @@ static NSInteger const kLogSource = 462;  // LogRequest_LogSource_Fireperf
 }
 
 + (GDTCOREvent *)createRandomNetworkGDTEvent:(NSString *)url {
-  FPRMSGPerfMetric *perfMetric = [self createRandomNetworkPerfMetric:url];
+  firebase_perf_v1_PerfMetric perfMetric = [self createRandomNetworkPerfMetric:url];
 
   NSString *mappingID = [NSString stringWithFormat:@"%ld", (long)kLogSource];
   GDTCOREvent *gdtEvent = [[GDTCOREvent alloc] initWithMappingID:mappingID target:kGDTCORTargetFLL];

FirebasePerformance/Tests/Unit/FPRURLFilterTests.m

@@ -17,6 +17,7 @@
 #import "FirebasePerformance/Sources/FPRURLFilter.h"
 #import "FirebasePerformance/Sources/FPRURLFilter_Private.h"
 
+#import "FirebasePerformance/Tests/Unit/FPRTestUtils.h"
 #import "FirebasePerformance/Tests/Unit/Fakes/NSBundleFake.h"
 
 #import <GoogleDataTransport/GoogleDataTransport.h>
@@ -63,9 +64,9 @@
 
 /** Tests shouldInstrument when the plist file is being used. */
 - (void)testShouldInstrumentUsingPlist {
-  NSString *plistPath =
-      [[NSBundle bundleForClass:self.class] pathForResource:@"FPRURLFilterTests-Info"
-                                                     ofType:@"plist"];
+  NSBundle *bundle = [FPRTestUtils getBundle];
+  NSString *plistPath = [bundle pathForResource:@"FPRURLFilterTests-Info" ofType:@"plist"];
+
   NSDictionary *plistContent = [NSDictionary dictionaryWithContentsOfFile:plistPath];
 
   NSBundleFake *mainBundle = [[NSBundleFake alloc] init];

FirebasePerformance/Tests/Unit/Fakes/FPRFakeClient.m

@@ -38,7 +38,7 @@
   self.logGaugeMetricCalledTimes++;
 }
 
-- (void)processAndLogEvent:(FPRMSGPerfMetric *)event {
+- (void)processAndLogEvent:(firebase_perf_v1_PerfMetric)event {
   self.processAndLogEventCalledTimes++;
 }
 

FirebasePerformance/Tests/Unit/Gauges/FPRGaugeManagerTests.m

@@ -20,7 +20,7 @@
 #import "FirebasePerformance/Sources/Configurations/FPRRemoteConfigFlags.h"
 #import "FirebasePerformance/Sources/Gauges/FPRGaugeManager+Private.h"
 #import "FirebasePerformance/Sources/Gauges/FPRGaugeManager.h"
-#import "FirebasePerformance/Sources/Public/FIRPerformance.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRPerformance.h"
 
 #import "FirebasePerformance/Sources/Gauges/CPU/FPRCPUGaugeCollector+Private.h"
 

FirebasePerformance/Tests/Unit/Instruments/FIRHTTPMetricTests.m

@@ -20,10 +20,9 @@
 #import "FirebasePerformance/Sources/Configurations/FPRRemoteConfigFlags+Private.h"
 #import "FirebasePerformance/Sources/Configurations/FPRRemoteConfigFlags.h"
 #import "FirebasePerformance/Sources/FPRClient.h"
-#import "FirebasePerformance/Sources/Public/FIRHTTPMetric.h"
-#import "FirebasePerformance/Sources/Public/FIRPerformance.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRHTTPMetric.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRPerformance.h"
 
-#import "FirebasePerformance/Sources/FPRProtoUtils.h"
 #import "FirebasePerformance/Sources/Instrumentation/FIRHTTPMetric+Private.h"
 
 #import "FirebasePerformance/Tests/Unit/Configurations/FPRFakeRemoteConfig.h"
@@ -166,7 +165,6 @@
   [metric markResponseStart];
   [metric stop];
   FPRNetworkTrace *networkTrace = metric.networkTrace;
-  XCTAssertNotNil(FPRGetNetworkRequestMetric(networkTrace));
   XCTAssertEqualObjects(networkTrace.URLRequest.URL, self.sampleURL);
   XCTAssertEqual(networkTrace.requestSize, 100);
   XCTAssertEqual(networkTrace.responseSize, 300);
@@ -174,7 +172,7 @@
   XCTAssertEqualObjects(networkTrace.responseContentType, @"text/json");
 }
 
-/** Validate if the metric creation fails if the response code is not set. */
+/** Validate if the network trace is invalid if the response code is not set. */
 - (void)testMetricCreationFailsWhenResponseCodeNotSet {
   id mock = [OCMockObject partialMockForObject:[FPRClient sharedInstance]];
   OCMStub([mock logNetworkTrace:[OCMArg any]]).andDo(nil);
@@ -187,7 +185,7 @@
   [metric markResponseStart];
   [metric stop];
   FPRNetworkTrace *networkTrace = metric.networkTrace;
-  XCTAssertNil(FPRGetNetworkRequestMetric(networkTrace));
+  XCTAssertFalse([networkTrace isValid]);
 }
 
 /** Validates that starting and stopping logs an event. */

FirebasePerformance/Tests/Unit/Instruments/FPRNSURLConnectionInstrumentTest.m

@@ -12,6 +12,10 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+#pragma mark - Unswizzle based tests
+
+#if !SWIFT_PACKAGE
+
 #import "FirebasePerformance/Tests/Unit/Instruments/FPRNSURLConnectionInstrumentTestDelegates.h"
 
 #import <XCTest/XCTest.h>
@@ -20,9 +24,10 @@
 #import "FirebasePerformance/Sources/Configurations/FPRConfigurations.h"
 #import "FirebasePerformance/Sources/FPRClient.h"
 #import "FirebasePerformance/Sources/Instrumentation/Network/FPRNSURLConnectionInstrument.h"
-#import "FirebasePerformance/Sources/Public/FIRPerformance.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRPerformance.h"
 
 #import "FirebasePerformance/Tests/Unit/FPRTestCase.h"
+#import "FirebasePerformance/Tests/Unit/FPRTestUtils.h"
 #import "FirebasePerformance/Tests/Unit/Server/FPRHermeticTestServer.h"
 
 @interface FPRNSURLConnectionInstrumentTest : FPRTestCase
@@ -137,7 +142,7 @@
   XCTAssertNotNil(connection);
   [connection start];
   // Only let it check for a connection for a half second.
-  [[NSRunLoop currentRunLoop] runUntilDate:[NSDate dateWithTimeIntervalSinceNow:0.5]];
+  [[NSRunLoop currentRunLoop] runUntilDate:[NSDate dateWithTimeIntervalSinceNow:1.0]];
   XCTAssertTrue(delegate.connectionDidFailWithErrorCalled);
   [self.testServer start];
   [instrument deregisterInstrumentors];
@@ -157,7 +162,7 @@
   XCTAssertNotNil(connection);
   [connection start];
   // Only let it check for a connection for a half second.
-  [[NSRunLoop currentRunLoop] runUntilDate:[NSDate dateWithTimeIntervalSinceNow:0.5]];
+  [[NSRunLoop currentRunLoop] runUntilDate:[NSDate dateWithTimeIntervalSinceNow:1.0]];
   XCTAssertTrue(delegate.connectionDidFailWithErrorCalled);
   [self.testServer start];
   [instrument deregisterInstrumentors];
@@ -196,7 +201,7 @@
   XCTAssertNotNil(connection);
   [connection start];
   XCTAssertNotNil([FPRNetworkTrace networkTraceFromObject:connection]);
-  [[NSRunLoop currentRunLoop] runUntilDate:[NSDate dateWithTimeIntervalSinceNow:0.5]];
+  [[NSRunLoop currentRunLoop] runUntilDate:[NSDate dateWithTimeIntervalSinceNow:1.0]];
   XCTAssertTrue(delegate.connectionDidFailWithErrorCalled);
   XCTAssertNil([FPRNetworkTrace networkTraceFromObject:connection]);
   [self.testServer start];
@@ -356,8 +361,9 @@
   NSURL *URL = [self.testServer.serverURL URLByAppendingPathComponent:@"testUpload"];
   NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:URL];
   request.HTTPMethod = @"POST";
-  NSURL *fileURL = [[NSBundle bundleForClass:[self class]] URLForResource:@"smallDownloadFile"
-                                                            withExtension:@""];
+
+  NSBundle *bundle = [FPRTestUtils getBundle];
+  NSURL *fileURL = [bundle URLForResource:@"smallDownloadFile" withExtension:@""];
   request.HTTPBody = [NSData dataWithContentsOfURL:fileURL];
   FPRNSURLConnectionCompleteTestDelegate *delegate =
       [[FPRNSURLConnectionCompleteTestDelegate alloc] init];
@@ -513,3 +519,5 @@
 }
 
 @end
+
+#endif  // SWIFT_PACKAGE

FirebasePerformance/Tests/Unit/Instruments/FPRNSURLSessionInstrumentTest.m

@@ -12,6 +12,10 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+#pragma mark - Unswizzle based tests
+
+#ifndef SWIFT_PACKAGE
+
 #import "FirebasePerformance/Tests/Unit/Instruments/FPRNSURLSessionInstrumentTestDelegates.h"
 
 #import <XCTest/XCTest.h>
@@ -22,9 +26,10 @@
 #import "FirebasePerformance/Sources/Instrumentation/FPRNetworkTrace.h"
 #import "FirebasePerformance/Sources/Instrumentation/Network/FPRNSURLSessionInstrument.h"
 #import "FirebasePerformance/Sources/Instrumentation/Network/FPRNSURLSessionInstrument_Private.h"
-#import "FirebasePerformance/Sources/Public/FIRPerformance.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRPerformance.h"
 
 #import "FirebasePerformance/Tests/Unit/FPRTestCase.h"
+#import "FirebasePerformance/Tests/Unit/FPRTestUtils.h"
 #import "FirebasePerformance/Tests/Unit/Server/FPRHermeticTestServer.h"
 
 /** This class is used to wrap an NSURLSession object during testing. */
@@ -381,8 +386,9 @@
   NSURL *URL = [self.testServer.serverURL URLByAppendingPathComponent:@"testUpload"];
   NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:URL];
   request.HTTPMethod = @"POST";
-  NSURL *fileURL = [[NSBundle bundleForClass:[self class]] URLForResource:@"smallDownloadFile"
-                                                            withExtension:@""];
+
+  NSBundle *bundle = [FPRTestUtils getBundle];
+  NSURL *fileURL = [bundle URLForResource:@"smallDownloadFile" withExtension:@""];
   NSURLSessionUploadTask *uploadTask = [session uploadTaskWithRequest:request fromFile:fileURL];
   [uploadTask resume];
 
@@ -490,7 +496,7 @@
   NSURL *URL = [self.testServer.serverURL URLByAppendingPathComponent:@"testBigDownload"];
   NSURLSessionDownloadTask *downloadTask = [session downloadTaskWithURL:URL];
   [downloadTask resume];
-  [[NSRunLoop currentRunLoop] runUntilDate:[NSDate dateWithTimeIntervalSinceNow:0.5]];
+  [[NSRunLoop currentRunLoop] runUntilDate:[NSDate dateWithTimeIntervalSinceNow:5.0]];
   XCTAssertNil([FPRNetworkTrace networkTraceFromObject:downloadTask]);
   XCTAssertTrue(delegate.URLSessionDownloadTaskDidResumeAtOffsetExpectedTotalBytesCalled);
   [instrument deregisterInstrumentors];
@@ -607,8 +613,9 @@
   NSURLSession *session = [NSURLSession sharedSession];
   NSURL *URL = [self.testServer.serverURL URLByAppendingPathComponent:@"testUpload"];
   NSURLRequest *request = [NSURLRequest requestWithURL:URL];
-  NSURL *fileURL = [[NSBundle bundleForClass:[self class]] URLForResource:@"smallDownloadFile"
-                                                            withExtension:@""];
+
+  NSBundle *bundle = [FPRTestUtils getBundle];
+  NSURL *fileURL = [bundle URLForResource:@"smallDownloadFile" withExtension:@""];
   NSURLSessionUploadTask *uploadTask = [session uploadTaskWithRequest:request fromFile:fileURL];
   XCTAssertNotNil([FPRNetworkTrace networkTraceFromObject:uploadTask]);
   XCTAssertNotNil(uploadTask);
@@ -623,8 +630,9 @@
   NSURLSession *session = [NSURLSession sharedSession];
   NSURL *URL = [self.testServer.serverURL URLByAppendingPathComponent:@"testUpload"];
   NSURLRequest *request = [NSURLRequest requestWithURL:URL];
-  NSURL *fileURL = [[NSBundle bundleForClass:[self class]] URLForResource:@"smallDownloadFile"
-                                                            withExtension:@""];
+
+  NSBundle *bundle = [FPRTestUtils getBundle];
+  NSURL *fileURL = [bundle URLForResource:@"smallDownloadFile" withExtension:@""];
   XCTestExpectation *expectation = [self expectationWithDescription:@"completionHandler called"];
   void (^completionHandler)(NSData *_Nullable, NSURLResponse *_Nullable, NSError *_Nullable) =
       ^(NSData *_Nullable data, NSURLResponse *_Nullable response, NSError *_Nullable error) {
@@ -788,8 +796,8 @@
     XCTAssertNil([FPRNetworkTrace networkTraceFromObject:uploadTask]);
   }];
 
-  NSURL *fileURL = [[NSBundle bundleForClass:[self class]] URLForResource:@"smallDownloadFile"
-                                                            withExtension:@""];
+  NSBundle *bundle = [FPRTestUtils getBundle];
+  NSURL *fileURL = [bundle URLForResource:@"smallDownloadFile" withExtension:@""];
   uploadTask = [session uploadTaskWithRequest:URLRequest fromFile:fileURL];
   [uploadTask resume];
   XCTAssertNotNil([FPRNetworkTrace networkTraceFromObject:uploadTask]);
@@ -802,3 +810,5 @@
 }
 
 @end
+
+#endif  // SWIFT_PACKAGE

FirebasePerformance/Tests/Unit/Instruments/FPRUIViewControllerInstrumentTest.m

@@ -12,6 +12,10 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+#pragma mark - Unswizzle based tests
+
+#if !SWIFT_PACKAGE
+
 #import "FirebasePerformance/Sources/Instrumentation/UIKit/FPRUIViewControllerInstrument.h"
 
 #import <XCTest/XCTest.h>
@@ -19,7 +23,7 @@
 #import <OCMock/OCMock.h>
 #import "FirebasePerformance/Sources/AppActivity/FPRScreenTraceTracker+Private.h"
 #import "FirebasePerformance/Sources/AppActivity/FPRScreenTraceTracker.h"
-#import "FirebasePerformance/Sources/Public/FIRPerformance.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRPerformance.h"
 
 #import <GoogleUtilities/GULSwizzler.h>
 
@@ -168,3 +172,5 @@ static BOOL originalViewDidDisappearInvoked = NO;
 }
 
 @end
+
+#endif  // SWIFT_PACKAGE

FirebasePerformance/Tests/Unit/Loggers/FPRGDTEventTest.m

@@ -18,8 +18,6 @@
 
 #import "FirebasePerformance/Tests/Unit/FPRTestUtils.h"
 
-#import "FirebasePerformance/ProtoSupport/PerfMetric.pbobjc.h"
-
 @interface FPRGDTEventTest : XCTestCase
 
 @end
@@ -28,7 +26,7 @@
 
 /** Tests the designated initializer. */
 - (void)testInstanceCreation {
-  FPRMSGPerfMetric *metric = [FPRMSGPerfMetric message];
+  firebase_perf_v1_PerfMetric metric = firebase_perf_v1_PerfMetric_init_default;
   FPRGDTEvent *event = [FPRGDTEvent gdtEventForPerfMetric:metric];
 
   XCTAssertNotNil(event);
@@ -36,7 +34,7 @@
 
 /** Validate that the instance has transportBytes for default Perf Metric. */
 - (void)testInstanceHasTransportBytesForDefaultPerfMetric {
-  FPRMSGPerfMetric *metric = [FPRMSGPerfMetric message];
+  firebase_perf_v1_PerfMetric metric = firebase_perf_v1_PerfMetric_init_default;
   FPRGDTEvent *event = [FPRGDTEvent gdtEventForPerfMetric:metric];
 
   XCTAssertTrue([event transportBytes] > 0);
@@ -44,7 +42,7 @@
 
 /** Validate that the instance has transportBytes for valid Perf Metric. */
 - (void)testInstanceHasTransportBytesForValidPerfMetric {
-  FPRMSGPerfMetric *metric = [FPRTestUtils createRandomPerfMetric:@"t1"];
+  firebase_perf_v1_PerfMetric metric = [FPRTestUtils createRandomPerfMetric:@"t1"];
   FPRGDTEvent *event = [FPRGDTEvent gdtEventForPerfMetric:metric];
 
   XCTAssertTrue([event transportBytes] > 0);

FirebasePerformance/Tests/Unit/Loggers/FPRGDTLogSamplerTest.m

@@ -18,11 +18,11 @@
 #import "FirebasePerformance/Sources/Loggers/FPRGDTLogSampler.h"
 
 #import "FirebasePerformance/Sources/Configurations/FPRConfigurations+Private.h"
-#import "FirebasePerformance/Sources/FPRProtoUtils.h"
+#import "FirebasePerformance/Sources/FPRNanoPbUtils.h"
 #import "FirebasePerformance/Sources/Instrumentation/FPRNetworkTrace+Private.h"
 #import "FirebasePerformance/Sources/Instrumentation/FPRNetworkTrace.h"
 #import "FirebasePerformance/Sources/Loggers/FPRGDTEvent.h"
-#import "FirebasePerformance/Sources/Public/FIRTrace.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRTrace.h"
 #import "FirebasePerformance/Sources/Timer/FIRTrace+Internal.h"
 #import "FirebasePerformance/Sources/Timer/FIRTrace+Private.h"
 #import "FirebasePerformance/Tests/Unit/FPRTestCase.h"
@@ -73,7 +73,7 @@
                                                              target:kGDTCORTargetFLL];
 
   // Generates sample trace metric.
-  FPRMSGPerfMetric *tracePerfMetric = [FPRTestUtils createRandomPerfMetric:@"Random"];
+  firebase_perf_v1_PerfMetric tracePerfMetric = [FPRTestUtils createRandomPerfMetric:@"Random"];
 
   self.transportTraceEvent = [self.gdtfllTransport eventForTransport];
   self.transportTraceEvent.qosTier = GDTCOREventQosDefault;
@@ -81,7 +81,7 @@
 
   // Generates sample network trace metric.
   NSString *randomAppID = @"RandomID";
-  FPRMSGPerfMetric *networkTraceMetric = FPRGetPerfMetricMessage(randomAppID);
+  firebase_perf_v1_PerfMetric networkTraceMetric = FPRGetPerfMetricMessage(randomAppID);
   NSURL *URL = [NSURL URLWithString:@"https://abc.xyz"];
   NSURLRequest *URLRequest = [NSURLRequest requestWithURL:URL];
   FPRNetworkTrace *networkTrace = [[FPRNetworkTrace alloc] initWithURLRequest:URLRequest];
@@ -98,7 +98,7 @@
   [networkTrace didCompleteRequestWithResponse:response error:nil];
   // Make sure there are no sessions as they will not be sampled.
   networkTrace.activeSessions = [NSMutableArray array];
-  networkTraceMetric.networkRequestMetric = FPRGetNetworkRequestMetric(networkTrace);
+  FPRSetNetworkRequestMetric(&networkTraceMetric, FPRGetNetworkRequestMetric(networkTrace));
 
   self.transportNetworkEvent = [self.gdtfllTransport eventForTransport];
   self.transportNetworkEvent.qosTier = GDTCOREventQosDefault;
@@ -190,7 +190,7 @@
   [self.fakeConfigs setTraceSamplingRate:0.0];
 
   // Trace is verbose.
-  FPRMSGPerfMetric *traceMetric = [FPRTestUtils createVerboseRandomPerfMetric:@"Random"];
+  firebase_perf_v1_PerfMetric traceMetric = [FPRTestUtils createVerboseRandomPerfMetric:@"Random"];
 
   GDTCOREvent *traceEvent = [self.gdtfllTransport eventForTransport];
   traceEvent.qosTier = GDTCOREventQosDefault;
@@ -205,7 +205,7 @@
   [self.fakeConfigs setTraceSamplingRate:0.0];
 
   // Trace is non-verbose.
-  FPRMSGPerfMetric *tracePerfMetric = [FPRTestUtils createRandomPerfMetric:@"random"];
+  firebase_perf_v1_PerfMetric tracePerfMetric = [FPRTestUtils createRandomPerfMetric:@"random"];
 
   GDTCOREvent *traceEvent = [self.gdtfllTransport eventForTransport];
   traceEvent.qosTier = GDTCOREventQosDefault;
@@ -221,7 +221,7 @@
   [self.fakeConfigs setNetworkSamplingRate:0.0];
 
   // Network request is verbose.
-  FPRMSGPerfMetric *networkMetric = FPRGetPerfMetricMessage(@"RandomID");
+  firebase_perf_v1_PerfMetric networkMetric = FPRGetPerfMetricMessage(@"RandomID");
   NSURL *URL = [NSURL URLWithString:@"https://abc.com"];
   NSURLRequest *testURLRequest = [NSURLRequest requestWithURL:URL];
   FPRNetworkTrace *networkTrace = [[FPRNetworkTrace alloc] initWithURLRequest:testURLRequest];
@@ -234,7 +234,7 @@
   FPRSessionDetails *details =
       [[FPRSessionDetails alloc] initWithSessionId:@"random" options:FPRSessionOptionsGauges];
   networkTrace.activeSessions = [[NSMutableArray alloc] initWithObjects:details, nil];
-  networkMetric.networkRequestMetric = FPRGetNetworkRequestMetric(networkTrace);
+  FPRSetNetworkRequestMetric(&networkMetric, FPRGetNetworkRequestMetric(networkTrace));
 
   GDTCOREvent *networkEvent = [self.gdtfllTransport eventForTransport];
   networkEvent.qosTier = GDTCOREventQosDefault;
@@ -249,7 +249,7 @@
   [self.fakeConfigs setNetworkSamplingRate:0.0];
 
   // Network request is not verbose.
-  FPRMSGPerfMetric *networkMetric = FPRGetPerfMetricMessage(@"RandomID");
+  firebase_perf_v1_PerfMetric networkMetric = FPRGetPerfMetricMessage(@"RandomID");
   NSURL *URL = [NSURL URLWithString:@"https://abc.com"];
   NSURLRequest *testURLRequest = [NSURLRequest requestWithURL:URL];
   FPRNetworkTrace *networkTrace = [[FPRNetworkTrace alloc] initWithURLRequest:testURLRequest];
@@ -261,7 +261,7 @@
   [networkTrace didCompleteRequestWithResponse:response error:nil];
   // Make sure the session information is empty.
   networkTrace.activeSessions = [NSMutableArray array];
-  networkMetric.networkRequestMetric = FPRGetNetworkRequestMetric(networkTrace);
+  FPRSetNetworkRequestMetric(&networkMetric, FPRGetNetworkRequestMetric(networkTrace));
 
   GDTCOREvent *networkEvent = [self.gdtfllTransport eventForTransport];
   networkEvent.qosTier = GDTCOREventQosDefault;

FirebasePerformance/Tests/Unit/Loggers/FPRGDTLoggerTest.m

@@ -14,6 +14,7 @@
 
 #import <XCTest/XCTest.h>
 
+#import "FirebasePerformance/Sources/FPRNanoPbUtils.h"
 #import "FirebasePerformance/Sources/Loggers/FPRGDTLogSampler.h"
 #import "FirebasePerformance/Sources/Loggers/FPRGDTLogger.h"
 #import "FirebasePerformance/Sources/Loggers/FPRGDTLogger_Private.h"
@@ -23,9 +24,7 @@
 
 #import <GoogleDataTransport/GoogleDataTransport.h>
 #import "GoogleDataTransport/GDTCORLibrary/Private/GDTCORTransport_Private.h"
-#import "GoogleDataTransport/GDTCORTests/Common/Fakes/GDTCORTransportFake.h"
-
-#import "FirebasePerformance/ProtoSupport/PerfMetric.pbobjc.h"
+#import "SharedTestUtilities/GDTCORTransportFake.h"
 
 @interface FPRGDTLoggerTest : XCTestCase
 
@@ -97,8 +96,8 @@
 /** Validate all the required fields are set when logging an Event. */
 - (void)testValidateEventFieldsToBeLogged {
   // Log the event.
-  FPRMSGPerfMetric *event = [FPRTestUtils createRandomPerfMetric:@"t1"];
-  event.applicationInfo.appInstanceId = @"abc";
+  firebase_perf_v1_PerfMetric event = [FPRTestUtils createRandomPerfMetric:@"t1"];
+  event.application_info.app_instance_id = FPREncodeString(@"abc");
   [self.logger logEvent:event];
 
   // Note: Refer "dispatch_async issue" in "testLogMultipleEvents".
@@ -126,8 +125,8 @@
   int logCount = 3;
   for (int i = 1; i <= logCount; i++) {
     NSString *traceName = [NSString stringWithFormat:@"t%d", i];
-    FPRMSGPerfMetric *event = [FPRTestUtils createRandomPerfMetric:traceName];
-    event.applicationInfo.appInstanceId = @"abc";
+    firebase_perf_v1_PerfMetric event = [FPRTestUtils createRandomPerfMetric:traceName];
+    event.application_info.app_instance_id = FPREncodeString(@"abc");
     [self.logger logEvent:event];
   }
 
@@ -155,8 +154,8 @@
   self.logger.isSimulator = YES;
 
   // Log the event.
-  FPRMSGPerfMetric *event = [FPRTestUtils createRandomPerfMetric:@"t1"];
-  event.applicationInfo.appInstanceId = @"abc";
+  firebase_perf_v1_PerfMetric event = [FPRTestUtils createRandomPerfMetric:@"t1"];
+  event.application_info.app_instance_id = FPREncodeString(@"abc");
   [self.logger logEvent:event];
 
   // Note: Refer "dispatch_async issue" in "testLogMultipleEvents".
@@ -175,8 +174,8 @@
   self.logger.isSimulator = NO;
 
   // Log the event.
-  FPRMSGPerfMetric *event = [FPRTestUtils createRandomPerfMetric:@"t1"];
-  event.applicationInfo.appInstanceId = @"abc";
+  firebase_perf_v1_PerfMetric event = [FPRTestUtils createRandomPerfMetric:@"t1"];
+  event.application_info.app_instance_id = FPREncodeString(@"abc");
   [self.logger logEvent:event];
 
   // Note: Refer "dispatch_async issue" in "testLogMultipleEvents".

FirebasePerformance/Tests/Unit/Loggers/FPRGDTRateLimiterTest.m

@@ -19,10 +19,9 @@
 #import "FirebasePerformance/Sources/Loggers/FPRGDTRateLimiter.h"
 
 #import "FirebasePerformance/Sources/AppActivity/FPRAppActivityTracker.h"
-#import "FirebasePerformance/Sources/FPRProtoUtils.h"
 #import "FirebasePerformance/Sources/Instrumentation/FPRNetworkTrace.h"
-#import "FirebasePerformance/Sources/Public/FIRPerformance.h"
-#import "FirebasePerformance/Sources/Public/FIRTrace.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRPerformance.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRTrace.h"
 #import "FirebasePerformance/Sources/Timer/FIRTrace+Internal.h"
 #import "FirebasePerformance/Tests/Unit/Common/FPRFakeDate.h"
 #import "FirebasePerformance/Tests/Unit/FPRTestCase.h"
@@ -30,8 +29,6 @@
 
 #import <GoogleDataTransport/GoogleDataTransport.h>
 
-#import "FirebasePerformance/ProtoSupport/PerfMetric.pbobjc.h"
-
 @interface FPRGDTRateLimiterTest : FPRTestCase
 
 @end

FirebasePerformance/Tests/Unit/Server/BUILD

@@ -1,11 +0,0 @@
-objc_library(
-    name = "testserver",
-    srcs = glob(["**/*.m"]),
-    hdrs = glob(["**/*.h"]),
-    data = [
-        "bigDownloadFile",
-        "smallDownloadFile",
-    ],
-    visibility = ["//visibility:public"],
-    deps = ["//third_party/objective_c/GCDWebServer"],
-)

FirebasePerformance/Tests/Unit/Server/FPRHermeticTestServer.h

@@ -14,9 +14,15 @@
 
 #import <Foundation/Foundation.h>
 
+#if SWIFT_PACKAGE
+#import "GCDWebServer.h"
+#import "GCDWebServerDataResponse.h"
+#import "GCDWebServerFileResponse.h"
+#else
 #import <GCDWebServer/GCDWebServer.h>
 #import <GCDWebServer/GCDWebServerDataResponse.h>
 #import <GCDWebServer/GCDWebServerFileResponse.h>
+#endif
 
 NS_ASSUME_NONNULL_BEGIN
 

FirebasePerformance/Tests/Unit/Server/FPRHermeticTestServer.m

@@ -13,6 +13,7 @@
 // limitations under the License.
 
 #import "FirebasePerformance/Tests/Unit/Server/FPRHermeticTestServer.h"
+#import "FirebasePerformance/Tests/Unit/FPRTestUtils.h"
 
 @interface FPRHermeticTestServer ()
 
@@ -131,8 +132,8 @@
 
 /** Registers the "/testDownload" path, which responds with a small amount of data. */
 - (void)registerPathTestDownload {
-  NSString *filePath = [[NSBundle bundleForClass:[self class]] pathForResource:@"smallDownloadFile"
-                                                                        ofType:@""];
+  NSBundle *bundle = [FPRTestUtils getBundle];
+  NSString *filePath = [bundle pathForResource:@"smallDownloadFile" ofType:@""];
   id processBlock = ^GCDWebServerResponse *(__kindof GCDWebServerRequest *request) {
     GCDWebServerFileResponse *response = [[GCDWebServerFileResponse alloc] initWithFile:filePath];
     dispatch_after(dispatch_time(DISPATCH_TIME_NOW, 1 * NSEC_PER_SEC),
@@ -151,8 +152,8 @@
 
 /** Registers the "/testBigDownload" path, which responds with a larger amount of data. */
 - (void)registerPathTestBigDownload {
-  NSString *filePath = [[NSBundle bundleForClass:[self class]] pathForResource:@"bigDownloadFile"
-                                                                        ofType:@""];
+  NSBundle *bundle = [FPRTestUtils getBundle];
+  NSString *filePath = [bundle pathForResource:@"bigDownloadFile" ofType:@""];
   id processBlock = ^GCDWebServerResponse *(__kindof GCDWebServerRequest *request) {
     GCDWebServerFileResponse *response = [[GCDWebServerFileResponse alloc] initWithFile:filePath];
     dispatch_after(dispatch_time(DISPATCH_TIME_NOW, 1 * NSEC_PER_SEC),

FirebasePerformance/Tests/Unit/Timer/FIRTraceTest.m

@@ -21,8 +21,8 @@
 #import "FirebasePerformance/Sources/Configurations/FPRRemoteConfigFlags+Private.h"
 #import "FirebasePerformance/Sources/Configurations/FPRRemoteConfigFlags.h"
 #import "FirebasePerformance/Sources/FPRClient.h"
-#import "FirebasePerformance/Sources/Public/FIRPerformance.h"
-#import "FirebasePerformance/Sources/Public/FIRTrace.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRPerformance.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRTrace.h"
 #import "FirebasePerformance/Sources/Timer/FIRTrace+Internal.h"
 #import "FirebasePerformance/Sources/Timer/FIRTrace+Private.h"
 
@@ -494,6 +494,8 @@
 /** Validates if the metric is incremented if a trace is started but not stopped. */
 - (void)testTraceStartedNotStoppedIncrementsAMetric {
   NSNotificationCenter *defaultCenter = [NSNotificationCenter defaultCenter];
+  [defaultCenter postNotificationName:UIWindowDidBecomeVisibleNotification
+                               object:[UIApplication sharedApplication]];
   [defaultCenter postNotificationName:UIApplicationDidBecomeActiveNotification
                                object:[UIApplication sharedApplication]];
   FIRTrace *activeTrace = [FPRAppActivityTracker sharedInstance].activeTrace;
@@ -735,6 +737,10 @@
   FIRTrace *trace = [[FIRTrace alloc] initWithName:@"Random"];
   [trace start];
   NSNotificationCenter *defaultCenter = [NSNotificationCenter defaultCenter];
+  [defaultCenter postNotificationName:UIWindowDidBecomeVisibleNotification
+                               object:[UIApplication sharedApplication]];
+  [defaultCenter postNotificationName:UIApplicationDidBecomeActiveNotification
+                               object:[UIApplication sharedApplication]];
   [defaultCenter postNotificationName:UIApplicationWillEnterForegroundNotification
                                object:[UIApplication sharedApplication]];
 

FirebasePerformance/Tests/Unit/Timer/FPRCounterListTest.m

@@ -16,7 +16,7 @@
 
 #import "FirebasePerformance/Sources/FIRPerformance+Internal.h"
 #import "FirebasePerformance/Sources/FPRClient.h"
-#import "FirebasePerformance/Sources/Public/FIRPerformance.h"
+#import "FirebasePerformance/Sources/Public/FirebasePerformance/FIRPerformance.h"
 #import "FirebasePerformance/Sources/Timer/FPRCounterList.h"
 
 @interface FPRCounterListTest : XCTestCase

Package.swift

@@ -116,6 +116,10 @@ let package = Package(
       name: "FirebaseMLModelDownloader",
       targets: ["FirebaseMLModelDownloader"]
     ),
+    .library(
+      name: "FirebasePerformance",
+      targets: ["FirebasePerformanceTarget"]
+    ),
     .library(
       name: "FirebaseRemoteConfig",
       targets: ["FirebaseRemoteConfig"]
@@ -187,6 +191,11 @@ let package = Package(
       url: "https://github.com/firebase/leveldb.git",
       "1.22.2" ..< "1.23.0"
     ),
+    .package(
+      name: "GCDWebServer",
+      url: "https://github.com/SlaunchaMan/GCDWebServer.git",
+      .revision("935e2736044e71e5341663c3cc9a335ba6867a2b")
+    ),
     // Branches need a force update with a run with the revision set like below.
     //   .package(url: "https://github.com/paulb777/nanopb.git", .revision("564392bd87bd093c308a3aaed3997466efb95f74"))
   ],
@@ -820,6 +829,59 @@ let package = Package(
       ]
     ),
 
+    .target(
+      name: "FirebasePerformanceTarget",
+      dependencies: [.target(name: "FirebasePerformance",
+                             condition: .when(platforms: [.iOS, .tvOS]))],
+      path: "SwiftPM-PlatformExclude/FirebasePerformanceWrap"
+    ),
+    .target(
+      name: "FirebasePerformance",
+      dependencies: [
+        "FirebaseCore",
+        "FirebaseInstallations",
+        "FirebaseRemoteConfig",
+        .product(name: "GoogleDataTransport", package: "GoogleDataTransport"),
+        .product(name: "GULEnvironment", package: "GoogleUtilities"),
+        .product(name: "GULISASwizzler", package: "GoogleUtilities"),
+        .product(name: "GULMethodSwizzler", package: "GoogleUtilities"),
+        .product(name: "GULUserDefaults", package: "GoogleUtilities"),
+        .product(name: "nanopb", package: "nanopb"),
+      ],
+      path: "FirebasePerformance/Sources",
+      publicHeadersPath: "Public",
+      cSettings: [
+        .headerSearchPath("../../"),
+        .define("PB_FIELD_32BIT", to: "1"),
+        .define("PB_NO_PACKED_STRUCTS", to: "1"),
+        .define("PB_ENABLE_MALLOC", to: "1"),
+        .define("FIRPerformance_LIB_VERSION", to: firebaseVersion),
+      ],
+      linkerSettings: [
+        .linkedFramework("SystemConfiguration", .when(platforms: [.iOS, .tvOS])),
+        .linkedFramework("MobileCoreServices", .when(platforms: [.iOS, .tvOS])),
+        .linkedFramework("QuartzCore", .when(platforms: [.iOS, .tvOS])),
+      ]
+    ),
+    .testTarget(
+      name: "PerformanceUnit",
+      dependencies: [
+        "FirebasePerformanceTarget",
+        "OCMock",
+        "SharedTestUtilities",
+        "GCDWebServer",
+      ],
+      path: "FirebasePerformance/Tests/Unit",
+      resources: [
+        .process("FPRURLFilterTests-Info.plist"),
+        .process("Server/smallDownloadFile"),
+        .process("Server/bigDownloadFile"),
+      ],
+      cSettings: [
+        .headerSearchPath("../../.."),
+      ]
+    ),
+
     .target(
       name: "SharedTestUtilities",
       dependencies: ["FirebaseCore", "OCMock"],
@@ -916,6 +978,8 @@ let package = Package(
                 condition: .when(platforms: [.iOS, .tvOS])),
         "FirebaseInstallations",
         "FirebaseMessaging",
+        .target(name: "FirebasePerformance",
+                condition: .when(platforms: [.iOS, .tvOS])),
         "FirebaseRemoteConfig",
         "FirebaseStorage",
         "FirebaseStorageSwift",
@@ -950,6 +1014,8 @@ let package = Package(
         "FirebaseInAppMessaging",
         "FirebaseInstallations",
         "FirebaseMessaging",
+        .target(name: "FirebasePerformance",
+                condition: .when(platforms: [.iOS, .tvOS])),
         "FirebaseRemoteConfig",
         "FirebaseStorage",
       ],

GoogleDataTransport/GDTCORTests/Common/Fakes/GDTCORTransportFake.m → SharedTestUtilities/GDTCORTransportFake.m

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-#import "GoogleDataTransport/GDTCORTests/Common/Fakes/GDTCORTransportFake.h"
+#import "SharedTestUtilities/GDTCORTransportFake.h"
 
 @interface GDTCORTransportFake ()
 

SwiftPM-PlatformExclude/FirebasePerformanceWrap/dummy.m

@@ -0,0 +1,21 @@
+// Copyright 2021 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#import <TargetConditionals.h>
+#if TARGET_OS_WATCH
+#warning "Firebase Performance does not support watchOS"
+#endif
+#if TARGET_OS_OSX
+#warning "Firebase Performance does not support macOS"
+#endif

SwiftPM-PlatformExclude/FirebasePerformanceWrap/include/dummy.h

@@ -0,0 +1,21 @@
+// Copyright 2021 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#import <TargetConditionals.h>
+#if TARGET_OS_WATCH
+#warning "Firebase Performance does not support watchOS"
+#endif
+#if TARGET_OS_OSX
+#warning "Firebase Performance does not support macOS"
+#endif

SwiftPMTests/objc-import-test/objc-header.m

@@ -30,6 +30,9 @@
 #endif
 #import "FirebaseInstallations/FirebaseInstallations.h"
 #import "FirebaseMessaging/FirebaseMessaging.h"
+#if (TARGET_OS_IOS && !TARGET_OS_MACCATALYST) || TARGET_OS_TVOS
+#import "FirebasePerformance/FirebasePerformance.h"
+#endif
 #import "FirebaseRemoteConfig/FirebaseRemoteConfig.h"
 #import "FirebaseStorage/FirebaseStorage.h"
 
@@ -51,5 +54,8 @@
 #endif
 #import <FirebaseInstallations/FirebaseInstallations.h>
 #import <FirebaseMessaging/FirebaseMessaging.h>
+#if (TARGET_OS_IOS && !TARGET_OS_MACCATALYST) || TARGET_OS_TVOS
+#import <FirebasePerformance/FirebasePerformance.h>
+#endif
 #import <FirebaseRemoteConfig/FirebaseRemoteConfig.h>
 #import <FirebaseStorage/FirebaseStorage.h>

SwiftPMTests/objc-import-test/objc-module.m

@@ -30,5 +30,8 @@
 #endif
 @import FirebaseInstallations;
 @import FirebaseMessaging;
+#if (TARGET_OS_IOS && !TARGET_OS_MACCATALYST) || TARGET_OS_TVOS
+@import FirebasePerformance;
+#endif
 @import FirebaseRemoteConfig;
 @import FirebaseStorage;

SwiftPMTests/swift-test/main.swift

@@ -34,6 +34,9 @@ import FirebaseFunctions
 #endif
 import FirebaseInstallations
 import FirebaseMessaging
+#if (os(iOS) && !targetEnvironment(macCatalyst)) || os(tvOS)
+  import FirebasePerformance
+#endif
 import FirebaseRemoteConfig
 import FirebaseStorage
 import FirebaseStorageSwift

scripts/spm_test_schemes/PerformanceUnit.xcscheme

@@ -0,0 +1,68 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Scheme
+   LastUpgradeVersion = "1200"
+   version = "1.3">
+   <BuildAction
+      parallelizeBuildables = "YES"
+      buildImplicitDependencies = "YES">
+      <BuildActionEntries>
+         <BuildActionEntry
+            buildForTesting = "YES"
+            buildForRunning = "NO"
+            buildForProfiling = "NO"
+            buildForArchiving = "NO"
+            buildForAnalyzing = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "PerformanceUnit"
+               BuildableName = "PerformanceUnit"
+               BlueprintName = "PerformanceUnit"
+               ReferencedContainer = "container:">
+            </BuildableReference>
+         </BuildActionEntry>
+      </BuildActionEntries>
+   </BuildAction>
+   <TestAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      shouldUseLaunchSchemeArgsEnv = "YES">
+      <Testables>
+         <TestableReference
+            skipped = "NO">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "PerformanceUnit"
+               BuildableName = "PerformanceUnit"
+               BlueprintName = "PerformanceUnit"
+               ReferencedContainer = "container:">
+            </BuildableReference>
+         </TestableReference>
+      </Testables>
+   </TestAction>
+   <LaunchAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      launchStyle = "0"
+      useCustomWorkingDirectory = "NO"
+      ignoresPersistentStateOnLaunch = "NO"
+      debugDocumentVersioning = "YES"
+      debugServiceExtension = "internal"
+      allowLocationSimulation = "YES">
+   </LaunchAction>
+   <ProfileAction
+      buildConfiguration = "Release"
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      savedToolIdentifier = ""
+      useCustomWorkingDirectory = "NO"
+      debugDocumentVersioning = "YES">
+   </ProfileAction>
+   <AnalyzeAction
+      buildConfiguration = "Debug">
+   </AnalyzeAction>
+   <ArchiveAction
+      buildConfiguration = "Release"
+      revealArchiveInOrganizer = "YES">
+   </ArchiveAction>
+</Scheme>