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76 lines
2.3 KiB
76 lines
2.3 KiB
/* -*- 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 mozilla_ipc_BrowserProcessSubThread_h |
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#define mozilla_ipc_BrowserProcessSubThread_h |
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#include "base/thread.h" |
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#include "mozilla/StaticMutex.h" |
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#include "nsDebug.h" |
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namespace mozilla { |
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namespace ipc { |
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// Copied from browser_process_impl.cc, modified slightly. |
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class BrowserProcessSubThread : public base::Thread |
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{ |
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public: |
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// An enumeration of the well-known threads. |
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enum ID { |
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IO, |
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//FILE, |
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//DB, |
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//HISTORY, |
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#if defined(OS_LINUX) || defined(OS_SOLARIS) |
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// This thread has a second connection to the X server and is used |
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// to process UI requests when routing the request to the UI |
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// thread would risk deadlock. |
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BACKGROUND_X11, |
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#endif |
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// This identifier does not represent a thread. Instead it counts |
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// the number of well-known threads. Insert new well-known |
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// threads before this identifier. |
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ID_COUNT |
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}; |
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explicit BrowserProcessSubThread(ID aId); |
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~BrowserProcessSubThread(); |
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static MessageLoop* GetMessageLoop(ID identifier); |
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protected: |
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virtual void Init(); |
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virtual void CleanUp(); |
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private: |
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// The identifier of this thread. Only one thread can exist with a given |
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// identifier at a given time. |
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ID mIdentifier; |
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// This lock protects |browser_threads_|. Do not read or modify that array |
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// without holding this lock. Do not block while holding this lock. |
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static StaticMutex sLock; |
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// An array of the ChromeThread objects. This array is protected by |lock_|. |
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// The threads are not owned by this array. Typically, the threads are owned |
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// on the UI thread by the g_browser_process object. ChromeThreads remove |
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// themselves from this array upon destruction. |
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static BrowserProcessSubThread* sBrowserThreads[ID_COUNT]; |
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}; |
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inline void AssertIOThread() |
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{ |
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NS_ASSERTION(MessageLoop::TYPE_IO == MessageLoop::current()->type(), |
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"should be on the IO thread!"); |
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} |
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} // namespace ipc |
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} // namespace mozilla |
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#endif // mozilla_ipc_BrowserProcessSubThread_h
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