gecko/ipc/glue/BackgroundParent.h
Ben Turner 4124e64466 Bug 956218 - '(PBackground) Add a mechanism for communicating with
a non-main I/O thread via thread and process links'. r=mrbkap+khuey+bsmedberg.
2013-11-26 23:59:41 -08:00

63 lines
1.3 KiB
C++

/* 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_backgroundparent_h__
#define mozilla_ipc_backgroundparent_h__
#include "base/process.h"
#include "mozilla/Attributes.h"
#include "mozilla/ipc/Transport.h"
namespace mozilla {
namespace dom {
class ContentParent;
} // namespace dom
namespace ipc {
class PBackgroundParent;
// This class is not designed for public consumption. It must only be used by
// ContentParent.
class BackgroundParent MOZ_FINAL
{
friend class mozilla::dom::ContentParent;
typedef base::ProcessId ProcessId;
typedef mozilla::dom::ContentParent ContentParent;
typedef mozilla::ipc::Transport Transport;
private:
// Only called by ContentParent for cross-process actors.
static PBackgroundParent*
Alloc(ContentParent* aContent,
Transport* aTransport,
ProcessId aOtherProcess);
};
// Implemented in BackgroundImpl.cpp.
bool
IsOnBackgroundThread();
#ifdef DEBUG
// Implemented in BackgroundImpl.cpp.
void
AssertIsOnBackgroundThread();
#else
inline void
AssertIsOnBackgroundThread()
{ }
#endif // DEBUG
} // namespace ipc
} // namespace mozilla
#endif // mozilla_ipc_backgroundparent_h__