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/* -*- 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
#ifndef mozilla_ipc_BrowserProcessSubThread_h
#define mozilla_ipc_BrowserProcessSubThread_h
#include "base/thread.h"
#include "mozilla/StaticMutex.h"
#include "nsDebug.h"
namespace mozilla {
namespace ipc {
// Copied from browser_process_impl.cc, modified slightly.
class BrowserProcessSubThread : public base::Thread {
public:
// An enumeration of the well-known threads.
enum ID {
IO,
// This identifier does not represent a thread. Instead it counts
// the number of well-known threads. Insert new well-known
// threads before this identifier.
ID_COUNT
};
explicit BrowserProcessSubThread(ID aId);
~BrowserProcessSubThread();
static MessageLoop* GetMessageLoop(ID identifier);
protected:
virtual void Init() override;
virtual void CleanUp() override;
private:
// The identifier of this thread. Only one thread can exist with a given
// identifier at a given time.
ID mIdentifier;
// This lock protects |browser_threads_|. Do not read or modify that array
// without holding this lock. Do not block while holding this lock.
static StaticMutex sLock;
// An array of the ChromeThread objects. This array is protected by |lock_|.
// The threads are not owned by this array. Typically, the threads are owned
// on the UI thread by the g_browser_process object. ChromeThreads remove
// themselves from this array upon destruction.
static BrowserProcessSubThread* sBrowserThreads[ID_COUNT] MOZ_GUARDED_BY(
sLock);
};
inline void AssertIOThread() {
NS_ASSERTION(MessageLoop::TYPE_IO == MessageLoop::current()->type(),
"should be on the IO thread!");
}
} // namespace ipc
} // namespace mozilla
#endif // mozilla_ipc_BrowserProcessSubThread_h