DXR is a code search and navigation tool aimed at making sense of large projects. It supports full-text and regex searches as well as structural queries.

Header

Mercurial (03b97487f359)

VCS Links

Line Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85
/* -*- 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/. */

#include "mozilla/ipc/BrowserProcessSubThread.h"

#if defined(OS_WIN)
#  include <objbase.h>
#endif

namespace mozilla {
namespace ipc {

//
// BrowserProcessSubThread
//

// Friendly names for the well-known threads.
static const char* kBrowserThreadNames[BrowserProcessSubThread::ID_COUNT] = {
    "Gecko_IOThread",  // IO
//  "Chrome_FileThread",  // FILE
//  "Chrome_DBThread",  // DB
//  "Chrome_HistoryThread",  // HISTORY
#if defined(OS_LINUX) || defined(OS_SOLARIS)
    "Gecko_Background_X11Thread",  // BACKGROUND_X11
#endif
};

/* static */
StaticMutex BrowserProcessSubThread::sLock;
BrowserProcessSubThread* BrowserProcessSubThread::sBrowserThreads[ID_COUNT] = {
    nullptr,  // IO
//  nullptr,  // FILE
//  nullptr,  // DB
//  nullptr,  // HISTORY
#if defined(OS_LINUX) || defined(OS_SOLARIS)
    nullptr,  // BACKGROUND_X11
#endif
};

BrowserProcessSubThread::BrowserProcessSubThread(ID aId)
    : base::Thread(kBrowserThreadNames[aId]), mIdentifier(aId) {
  StaticMutexAutoLock lock(sLock);
  DCHECK(aId >= 0 && aId < ID_COUNT);
  DCHECK(sBrowserThreads[aId] == nullptr);
  sBrowserThreads[aId] = this;
}

BrowserProcessSubThread::~BrowserProcessSubThread() {
  Stop();
  {
    StaticMutexAutoLock lock(sLock);
    sBrowserThreads[mIdentifier] = nullptr;
  }
}

void BrowserProcessSubThread::Init() {
#if defined(OS_WIN)
  // Initializes the COM library on the current thread.
  CoInitialize(nullptr);
#endif
}

void BrowserProcessSubThread::CleanUp() {
#if defined(OS_WIN)
  // Closes the COM library on the current thread. CoInitialize must
  // be balanced by a corresponding call to CoUninitialize.
  CoUninitialize();
#endif
}

// static
MessageLoop* BrowserProcessSubThread::GetMessageLoop(ID aId) {
  StaticMutexAutoLock lock(sLock);
  DCHECK(aId >= 0 && aId < ID_COUNT);

  if (sBrowserThreads[aId]) return sBrowserThreads[aId]->message_loop();

  return nullptr;
}

}  // namespace ipc
}  // namespace mozilla