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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CONTENT_BROWSER_BROWSER_IO_SURFACE_MANAGER_MAC_H_ | 5 #ifndef CONTENT_BROWSER_BROWSER_IO_SURFACE_MANAGER_MAC_H_ |
6 #define CONTENT_BROWSER_BROWSER_IO_SURFACE_MANAGER_MAC_H_ | 6 #define CONTENT_BROWSER_BROWSER_IO_SURFACE_MANAGER_MAC_H_ |
7 | 7 |
8 #include <mach/mach.h> | 8 #include <mach/mach.h> |
9 | 9 |
10 #include <map> | 10 #include <map> |
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59 | 59 |
60 // Generate a unique unguessable token that the child process associated | 60 // Generate a unique unguessable token that the child process associated |
61 // |child_process_id| can use to acquire IOSurface references. | 61 // |child_process_id| can use to acquire IOSurface references. |
62 IOSurfaceManagerToken GenerateChildProcessToken(int child_process_id); | 62 IOSurfaceManagerToken GenerateChildProcessToken(int child_process_id); |
63 | 63 |
64 // Invalidate a previously generated child process token. | 64 // Invalidate a previously generated child process token. |
65 void InvalidateChildProcessToken(const IOSurfaceManagerToken& token); | 65 void InvalidateChildProcessToken(const IOSurfaceManagerToken& token); |
66 | 66 |
67 private: | 67 private: |
68 friend class BrowserIOSurfaceManagerTest; | 68 friend class BrowserIOSurfaceManagerTest; |
69 friend struct DefaultSingletonTraits<BrowserIOSurfaceManager>; | 69 friend struct base::DefaultSingletonTraits<BrowserIOSurfaceManager>; |
70 | 70 |
71 BrowserIOSurfaceManager(); | 71 BrowserIOSurfaceManager(); |
72 ~BrowserIOSurfaceManager() override; | 72 ~BrowserIOSurfaceManager() override; |
73 | 73 |
74 // Performs any initialization work. | 74 // Performs any initialization work. |
75 bool Initialize(); | 75 bool Initialize(); |
76 | 76 |
77 // Message handler that is invoked on |dispatch_source_| when an | 77 // Message handler that is invoked on |dispatch_source_| when an |
78 // incoming message needs to be received. | 78 // incoming message needs to be received. |
79 void HandleRequest(); | 79 void HandleRequest(); |
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116 // Mutex that guards |initialized_|, |io_surfaces_|, |child_process_ids_| | 116 // Mutex that guards |initialized_|, |io_surfaces_|, |child_process_ids_| |
117 // and |gpu_process_token_|. | 117 // and |gpu_process_token_|. |
118 base::Lock lock_; | 118 base::Lock lock_; |
119 | 119 |
120 DISALLOW_COPY_AND_ASSIGN(BrowserIOSurfaceManager); | 120 DISALLOW_COPY_AND_ASSIGN(BrowserIOSurfaceManager); |
121 }; | 121 }; |
122 | 122 |
123 } // namespace content | 123 } // namespace content |
124 | 124 |
125 #endif // CONTENT_BROWSER_BROWSER_IO_SURFACE_MANAGER_MAC_H_ | 125 #endif // CONTENT_BROWSER_BROWSER_IO_SURFACE_MANAGER_MAC_H_ |
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