forked from mirrors/gecko-dev
af7d5859d7
dom/media/ipc/RDDProcessManager.cpp(320,21): error: comparison of integers of different signs: 'base::ProcessId' (aka 'unsigned long') and 'int' [-Werror,-Wsign-compare]
gpuProcessPid != -1 ? gpuProcessPid : base::GetCurrentProcId();
~~~~~~~~~~~~~ ^ ~~
dom/media/ipc/RDDProcessManager.cpp(332,21): error: comparison of integers of different signs: 'base::ProcessId' (aka 'unsigned long') and 'int' [-Werror,-Wsign-compare]
if (gpuProcessPid != -1) {
~~~~~~~~~~~~~ ^ ~~
gfx/layers/ipc/SharedSurfacesParent.cpp(360,38): error: comparison of integers of different signs: 'base::ProcessId' (aka 'unsigned long') and 'int' [-Werror,-Wsign-compare]
if (!gpm || gpm->GPUProcessPid() != -1) {
~~~~~~~~~~~~~~~~~~~~ ^ ~~
ipc/glue/MessageChannel.cpp(2145,13): error: comparison of integers of different signs: 'int32_t' (aka 'int') and 'const base::ProcessId' (aka 'const unsigned long') [-Werror,-Wsign-compare]
if (pid != base::kInvalidProcessId &&
~~~ ^ ~~~~~~~~~~~~~~~~~~~~~~~
Differential Revision: https://phabricator.services.mozilla.com/D144688
87 lines
2.8 KiB
C++
87 lines
2.8 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef GFX_VR_PROCESS_PARENT_H
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#define GFX_VR_PROCESS_PARENT_H
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#include "mozilla/UniquePtr.h"
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#include "mozilla/ipc/GeckoChildProcessHost.h"
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#include "mozilla/ipc/TaskFactory.h"
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namespace mozilla {
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namespace ipc {
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class SharedPreferenceSerializer;
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}
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namespace gfx {
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class VRChild;
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class VRProcessParent final : public mozilla::ipc::GeckoChildProcessHost {
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public:
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class Listener {
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public:
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virtual void OnProcessLaunchComplete(VRProcessParent* aParent) {}
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// Follow GPU and RDD process manager, adding this to avoid
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// unexpectedly shutdown or had its connection severed.
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// This is not called if an error occurs after calling Shutdown().
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virtual void OnProcessUnexpectedShutdown(VRProcessParent* aParent) {}
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};
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explicit VRProcessParent(Listener* aListener);
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// Launch the subprocess asynchronously. On failure, false is returned.
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// Otherwise, true is returned, and the OnProcessLaunchComplete listener
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// callback will be invoked either when a connection has been established, or
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// if a connection could not be established due to an asynchronous error.
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bool Launch();
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// If the process is being launched, block until it has launched and
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// connected. If a launch task is pending, it will fire immediately.
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//
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// Returns true if the process is successfully connected; false otherwise.
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bool WaitForLaunch();
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void Shutdown();
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void DestroyProcess();
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bool CanShutdown() override { return true; }
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void OnChannelError() override;
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void OnChannelConnected(base::ProcessId peer_pid) override;
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void OnChannelConnectedTask();
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void OnChannelErrorTask();
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void OnChannelClosed();
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bool IsConnected() const;
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base::ProcessId OtherPid();
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VRChild* GetActor() const { return mVRChild.get(); }
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// Return a unique id for this process, guaranteed not to be shared with any
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// past or future instance of VRProcessParent.
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uint64_t GetProcessToken() const;
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private:
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~VRProcessParent();
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DISALLOW_COPY_AND_ASSIGN(VRProcessParent);
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bool InitAfterConnect(bool aSucceeded);
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void KillHard(const char* aReason);
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UniquePtr<VRChild> mVRChild;
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mozilla::ipc::TaskFactory<VRProcessParent> mTaskFactory;
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nsCOMPtr<nsIThread> mLaunchThread;
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Listener* mListener;
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enum class LaunchPhase { Unlaunched, Waiting, Complete };
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LaunchPhase mLaunchPhase;
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bool mChannelClosed;
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bool mShutdownRequested;
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UniquePtr<mozilla::ipc::SharedPreferenceSerializer> mPrefSerializer;
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};
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} // namespace gfx
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} // namespace mozilla
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#endif // ifndef GFX_VR_PROCESS_PARENT_H
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