/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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/. */
#ifndef mozilla_ipc_ProcessChild_h
#define mozilla_ipc_ProcessChild_h
#include "Endpoint.h"
#include "base/message_loop.h"
#include "base/process.h"
#include "mozilla/GeckoArgs.h"
#include "mozilla/ipc/IOThread.h"
// ProcessChild is the base class for all subprocesses of the main
// browser process. Its code runs on the thread that started in
// main().
namespace mozilla {
namespace ipc {
class ProcessChild {
protected:
typedef base::ProcessId ProcessId;
public:
explicit ProcessChild(IPC::Channel::ChannelHandle aClientChannel,
ProcessId aParentPid,
const nsID& aMessageChannelId);
ProcessChild(
const ProcessChild&) =
delete;
ProcessChild&
operator=(
const ProcessChild&) =
delete;
virtual ~ProcessChild();
virtual bool Init(
int aArgc,
char* aArgv[]) = 0;
static void AddPlatformBuildID(geckoargs::ChildProcessArgs& aExtraArgs);
static bool InitPrefs(
int aArgc,
char* aArgv[]);
virtual void CleanUp() {}
static MessageLoop* message_loop() {
return gProcessChild->mUILoop; }
static void NotifiedImpendingShutdown();
static bool ExpectingShutdown();
static void AppendToIPCShutdownStateAnnotation(
const nsCString& aStr) {
StaticMutexAutoLock lock(gIPCShutdownStateLock);
gIPCShutdownStateAnnotation.Append(
" - "_ns);
gIPCShutdownStateAnnotation.Append(aStr);
}
/**
* Exit *now*. Do not shut down XPCOM, do not pass Go, do not run
* static destructors, do not collect $200.
*/
static void QuickExit();
protected:
static ProcessChild* current() {
return gProcessChild; }
ProcessId ParentPid() {
return mParentPid; }
UntypedEndpoint TakeInitialEndpoint();
private:
static ProcessChild* gProcessChild;
static StaticMutex gIPCShutdownStateLock;
static nsCString gIPCShutdownStateAnnotation
MOZ_GUARDED_BY(gIPCShutdownStateLock);
MessageLoop* mUILoop;
ProcessId mParentPid;
nsID mMessageChannelId;
UniquePtr<IOThreadChild> mChildThread;
};
}
// namespace ipc
}
// namespace mozilla
#endif // ifndef mozilla_ipc_ProcessChild_h
