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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef REMOTING_CAPTURER_SHARED_BUFFER_FACTORY_H_ | |
6 #define REMOTING_CAPTURER_SHARED_BUFFER_FACTORY_H_ | |
7 | |
8 namespace remoting { | |
9 | |
10 class SharedBuffer; | |
11 | |
12 // Provides a way to create shared buffers accessible by two or more processes. | |
13 class SharedBufferFactory { | |
14 public: | |
15 // Creates a shared memory buffer of the given size. | |
16 virtual scoped_refptr<SharedBuffer> CreateSharedBuffer(uint32 size) = 0; | |
17 | |
18 // Notifies the factory that the buffer is no longer used by the caller and | |
19 // can be released. The caller still has to drop all references to free | |
20 // the memory. | |
21 virtual void ReleaseSharedBuffer(scoped_refptr<SharedBuffer> buffer) = 0; | |
22 | |
23 protected: | |
24 virtual ~SharedBufferFactory() {} | |
25 }; | |
26 | |
27 } // namespace remoting | |
28 | |
29 #endif // REMOTING_CAPTURER_SHARED_BUFFER_FACTORY_H_ | |
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