The Tor Browser / file comparison
comparison: dom/plugins/ipc/hangui/MiniShmChild.h
dom/plugins/ipc/hangui/MiniShmChild.h
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
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| -1:000000000000 | 0:5f4b445538fd |
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| 1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* vim: set ts=2 et sw=2 tw=80: */ | |
| 3 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 4 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 6 | |
| 7 #ifndef mozilla_plugins_MiniShmChild_h | |
| 8 #define mozilla_plugins_MiniShmChild_h | |
| 9 | |
| 10 #include "MiniShmBase.h" | |
| 11 | |
| 12 #include <string> | |
| 13 | |
| 14 namespace mozilla { | |
| 15 namespace plugins { | |
| 16 | |
| 17 /** | |
| 18 * This class provides a lightweight shared memory interface for a child | |
| 19 * process in Win32. | |
| 20 * This code assumes that there is a parent-child relationship between | |
| 21 * processes, as it inherits handles from the parent process. | |
| 22 * Note that this class is *not* an IPDL actor. | |
| 23 * | |
| 24 * @see MiniShmParent | |
| 25 */ | |
| 26 class MiniShmChild : public MiniShmBase | |
| 27 { | |
| 28 public: | |
| 29 MiniShmChild(); | |
| 30 virtual ~MiniShmChild(); | |
| 31 | |
| 32 /** | |
| 33 * Initialize shared memory on the child side. | |
| 34 * | |
| 35 * @param aObserver A MiniShmObserver object to receive event notifications. | |
| 36 * @param aCookie Cookie obtained from MiniShmParent::GetCookie | |
| 37 * @param aTimeout Timeout in milliseconds. | |
| 38 * @return nsresult error code | |
| 39 */ | |
| 40 nsresult | |
| 41 Init(MiniShmObserver* aObserver, const std::wstring& aCookie, | |
| 42 const DWORD aTimeout); | |
| 43 | |
| 44 virtual nsresult | |
| 45 Send() MOZ_OVERRIDE; | |
| 46 | |
| 47 protected: | |
| 48 void | |
| 49 OnEvent() MOZ_OVERRIDE; | |
| 50 | |
| 51 private: | |
| 52 HANDLE mParentEvent; | |
| 53 HANDLE mParentGuard; | |
| 54 HANDLE mChildEvent; | |
| 55 HANDLE mChildGuard; | |
| 56 HANDLE mFileMapping; | |
| 57 HANDLE mRegWait; | |
| 58 LPVOID mView; | |
| 59 DWORD mTimeout; | |
| 60 | |
| 61 DISALLOW_COPY_AND_ASSIGN(MiniShmChild); | |
| 62 }; | |
| 63 | |
| 64 } // namespace plugins | |
| 65 } // namespace mozilla | |
| 66 | |
| 67 #endif // mozilla_plugins_MiniShmChild_h | |
| 68 |
