gecko-dev/ipc/glue/PUtilityProcess.ipdl
alwu 973db5e9bc Bug 1884719 - part1 : init gfxVar when creating a UtilityAudioDecoderParent. r=gerard-majax
Move initializing gfxVar from creating a video bridge to the moment we
create UtilityAudioDecoderParent in order to ensure that we can always
get correct value from gfxVar.

Differential Revision: https://phabricator.services.mozilla.com/D204292
2024-03-13 17:58:03 +00:00

129 lines
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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
include MemoryReportTypes;
include PrefsTypes;
include protocol PProfiler;
include protocol PUtilityAudioDecoder;
include protocol PJSOracle;
#if defined(XP_WIN)
include protocol PWindowsUtils;
include protocol PWinFileDialog;
#endif
#if defined(MOZ_SANDBOX) && defined(MOZ_DEBUG) && defined(ENABLE_TESTS)
include protocol PSandboxTesting;
#endif
include "mozilla/ipc/ByteBufUtils.h";
include GraphicsMessages;
using mozilla::dom::NativeThreadId from "mozilla/dom/NativeThreadId.h";
// Telemetry
using mozilla::Telemetry::HistogramAccumulation from "mozilla/TelemetryComms.h";
using mozilla::Telemetry::KeyedHistogramAccumulation from "mozilla/TelemetryComms.h";
using mozilla::Telemetry::ScalarAction from "mozilla/TelemetryComms.h";
using mozilla::Telemetry::KeyedScalarAction from "mozilla/TelemetryComms.h";
using mozilla::Telemetry::ChildEventData from "mozilla/TelemetryComms.h";
using mozilla::Telemetry::DiscardedData from "mozilla/TelemetryComms.h";
#if defined(XP_WIN)
[MoveOnly] using mozilla::UntrustedModulesData from "mozilla/UntrustedModulesData.h";
[MoveOnly] using mozilla::ModulePaths from "mozilla/UntrustedModulesData.h";
[MoveOnly] using mozilla::ModulesMapResult from "mozilla/UntrustedModulesData.h";
#endif // defined(XP_WIN)
namespace mozilla {
namespace ipc {
// This protocol allows the UI process to talk to the Utility process. There is
// one instance of this protocol, with the UtilityProcessParent living on the main thread
// of the main process and the UtilityProcessChild living on the main thread of the Utility
// process.
[NeedsOtherPid, ChildProc=Utility]
protocol PUtilityProcess
{
parent:
async InitCrashReporter(NativeThreadId threadId);
async AddMemoryReport(MemoryReport aReport);
// Sent from time-to-time to limit the amount of telemetry vulnerable to loss
// Buffer contains bincoded Rust structs.
// https://firefox-source-docs.mozilla.org/toolkit/components/glean/dev/ipc.html
async FOGData(ByteBuf buf);
#if defined(XP_WIN)
async GetModulesTrust(ModulePaths aModPaths, bool aRunAtNormalPriority)
returns (ModulesMapResult? modMapResult);
#endif // defined(XP_WIN)
// Messages for sending telemetry to parent process.
async AccumulateChildHistograms(HistogramAccumulation[] accumulations);
async AccumulateChildKeyedHistograms(KeyedHistogramAccumulation[] accumulations);
async UpdateChildScalars(ScalarAction[] actions);
async UpdateChildKeyedScalars(KeyedScalarAction[] actions);
async RecordChildEvents(ChildEventData[] events);
async RecordDiscardedData(DiscardedData data);
async InitCompleted();
child:
async Init(FileDescriptor? sandboxBroker, bool canRecordReleaseTelemetry, bool aIsReadyForBackgroundProcessing);
async InitProfiler(Endpoint<PProfilerChild> endpoint);
async RequestMemoryReport(uint32_t generation,
bool anonymize,
bool minimizeMemoryUsage,
FileDescriptor? DMDFile)
returns (uint32_t aGeneration);
async PreferenceUpdate(Pref pref);
// Tells the Utility process to flush any pending telemetry.
// Used in tests and ping assembly. Buffer contains bincoded Rust structs.
// https://firefox-source-docs.mozilla.org/toolkit/components/glean/dev/ipc.html
async FlushFOGData() returns (ByteBuf buf);
// Test-only method.
// Asks the Utility process to trigger test-only instrumentation.
// The unused returned value is to have a promise we can await.
async TestTriggerMetrics() returns (bool unused);
async TestTelemetryProbes();
async StartUtilityAudioDecoderService(Endpoint<PUtilityAudioDecoderParent> aEndpoint, GfxVarUpdate[] updates);
async StartJSOracleService(Endpoint<PJSOracleChild> aEndpoint);
#if defined(XP_WIN)
async StartWindowsUtilsService(Endpoint<PWindowsUtilsChild> aEndpoint);
async StartWinFileDialogService(Endpoint<PWinFileDialogChild> aEndpoint);
async GetUntrustedModulesData() returns (UntrustedModulesData? data);
/**
* This method is used to notify a child process to start
* processing module loading events in UntrustedModulesProcessor.
* This should be called when the parent process has gone idle.
*/
async UnblockUntrustedModulesThread();
#endif // defined(XP_WIN)
#if defined(MOZ_SANDBOX) && defined(MOZ_DEBUG) && defined(ENABLE_TESTS)
async InitSandboxTesting(Endpoint<PSandboxTestingChild> aEndpoint);
#endif
};
} // namespace ipc
} // namespace mozilla