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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 MOJO_EDK_EMBEDDER_SIMPLE_PLATFORM_SHARED_BUFFER_H_ | 5 #ifndef MOJO_EDK_EMBEDDER_SIMPLE_PLATFORM_SHARED_BUFFER_H_ |
6 #define MOJO_EDK_EMBEDDER_SIMPLE_PLATFORM_SHARED_BUFFER_H_ | 6 #define MOJO_EDK_EMBEDDER_SIMPLE_PLATFORM_SHARED_BUFFER_H_ |
7 | 7 |
8 #include <stddef.h> | 8 #include <stddef.h> |
9 | 9 |
10 #include "mojo/edk/embedder/platform_shared_buffer.h" | 10 #include "mojo/edk/embedder/platform_shared_buffer.h" |
11 #include "mojo/edk/system/system_impl_export.h" | 11 #include "mojo/edk/system/system_impl_export.h" |
12 #include "third_party/mojo/src/mojo/public/cpp/system/macros.h" | 12 #include "mojo/public/cpp/system/macros.h" |
13 | 13 |
14 namespace mojo { | 14 namespace mojo { |
15 namespace edk { | 15 namespace edk { |
16 | 16 |
17 // A simple implementation of |PlatformSharedBuffer|. | 17 // A simple implementation of |PlatformSharedBuffer|. |
18 class MOJO_SYSTEM_IMPL_EXPORT SimplePlatformSharedBuffer final | 18 class MOJO_SYSTEM_IMPL_EXPORT SimplePlatformSharedBuffer final |
19 : public PlatformSharedBuffer { | 19 : public PlatformSharedBuffer { |
20 public: | 20 public: |
21 // Creates a shared buffer of size |num_bytes| bytes (initially zero-filled). | 21 // Creates a shared buffer of size |num_bytes| bytes (initially zero-filled). |
22 // |num_bytes| must be nonzero. Returns null on failure. | 22 // |num_bytes| must be nonzero. Returns null on failure. |
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92 void* const real_base_; | 92 void* const real_base_; |
93 const size_t real_length_; | 93 const size_t real_length_; |
94 | 94 |
95 MOJO_DISALLOW_COPY_AND_ASSIGN(SimplePlatformSharedBufferMapping); | 95 MOJO_DISALLOW_COPY_AND_ASSIGN(SimplePlatformSharedBufferMapping); |
96 }; | 96 }; |
97 | 97 |
98 } // namespace edk | 98 } // namespace edk |
99 } // namespace mojo | 99 } // namespace mojo |
100 | 100 |
101 #endif // MOJO_EDK_EMBEDDER_SIMPLE_PLATFORM_SHARED_BUFFER_H_ | 101 #endif // MOJO_EDK_EMBEDDER_SIMPLE_PLATFORM_SHARED_BUFFER_H_ |
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