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Side by Side Diff: mojo/embedder/simple_platform_shared_buffer.h

Issue 611733002: Mojo: Convert OVERRIDE -> override in mojo/{embedder,system}. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 6 years, 2 months ago
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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_SYSTEM_SIMPLE_PLATFORM_SHARED_BUFFER_H_ 5 #ifndef MOJO_SYSTEM_SIMPLE_PLATFORM_SHARED_BUFFER_H_
6 #define MOJO_SYSTEM_SIMPLE_PLATFORM_SHARED_BUFFER_H_ 6 #define MOJO_SYSTEM_SIMPLE_PLATFORM_SHARED_BUFFER_H_
7 7
8 #include <stddef.h> 8 #include <stddef.h>
9 9
10 #include "base/macros.h" 10 #include "base/macros.h"
11 #include "mojo/embedder/platform_shared_buffer.h" 11 #include "mojo/embedder/platform_shared_buffer.h"
12 #include "mojo/system/system_impl_export.h" 12 #include "mojo/system/system_impl_export.h"
13 13
14 namespace mojo { 14 namespace mojo {
15 namespace embedder { 15 namespace embedder {
16 16
17 // A simple implementation of |PlatformSharedBuffer|. 17 // A simple implementation of |PlatformSharedBuffer|.
18 class MOJO_SYSTEM_IMPL_EXPORT SimplePlatformSharedBuffer 18 class MOJO_SYSTEM_IMPL_EXPORT SimplePlatformSharedBuffer
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.
23 static SimplePlatformSharedBuffer* Create(size_t num_bytes); 23 static SimplePlatformSharedBuffer* Create(size_t num_bytes);
24 24
25 static SimplePlatformSharedBuffer* CreateFromPlatformHandle( 25 static SimplePlatformSharedBuffer* CreateFromPlatformHandle(
26 size_t num_bytes, 26 size_t num_bytes,
27 ScopedPlatformHandle platform_handle); 27 ScopedPlatformHandle platform_handle);
28 28
29 // |PlatformSharedBuffer| implementation: 29 // |PlatformSharedBuffer| implementation:
30 virtual size_t GetNumBytes() const OVERRIDE; 30 virtual size_t GetNumBytes() const override;
31 virtual scoped_ptr<PlatformSharedBufferMapping> Map(size_t offset, 31 virtual scoped_ptr<PlatformSharedBufferMapping> Map(size_t offset,
32 size_t length) OVERRIDE; 32 size_t length) override;
33 virtual bool IsValidMap(size_t offset, size_t length) OVERRIDE; 33 virtual bool IsValidMap(size_t offset, size_t length) override;
34 virtual scoped_ptr<PlatformSharedBufferMapping> MapNoCheck( 34 virtual scoped_ptr<PlatformSharedBufferMapping> MapNoCheck(
35 size_t offset, 35 size_t offset,
36 size_t length) OVERRIDE; 36 size_t length) override;
37 virtual ScopedPlatformHandle DuplicatePlatformHandle() OVERRIDE; 37 virtual ScopedPlatformHandle DuplicatePlatformHandle() override;
38 virtual ScopedPlatformHandle PassPlatformHandle() OVERRIDE; 38 virtual ScopedPlatformHandle PassPlatformHandle() override;
39 39
40 private: 40 private:
41 explicit SimplePlatformSharedBuffer(size_t num_bytes); 41 explicit SimplePlatformSharedBuffer(size_t num_bytes);
42 virtual ~SimplePlatformSharedBuffer(); 42 virtual ~SimplePlatformSharedBuffer();
43 43
44 // Implemented in simple_platform_shared_buffer_{posix,win}.cc: 44 // Implemented in simple_platform_shared_buffer_{posix,win}.cc:
45 45
46 // This is called by |Create()| before this object is given to anyone. 46 // This is called by |Create()| before this object is given to anyone.
47 bool Init(); 47 bool Init();
48 48
(...skipping 15 matching lines...) Expand all
64 DISALLOW_COPY_AND_ASSIGN(SimplePlatformSharedBuffer); 64 DISALLOW_COPY_AND_ASSIGN(SimplePlatformSharedBuffer);
65 }; 65 };
66 66
67 // An implementation of |PlatformSharedBufferMapping|, produced by 67 // An implementation of |PlatformSharedBufferMapping|, produced by
68 // |SimplePlatformSharedBuffer|. 68 // |SimplePlatformSharedBuffer|.
69 class MOJO_SYSTEM_IMPL_EXPORT SimplePlatformSharedBufferMapping 69 class MOJO_SYSTEM_IMPL_EXPORT SimplePlatformSharedBufferMapping
70 : public PlatformSharedBufferMapping { 70 : public PlatformSharedBufferMapping {
71 public: 71 public:
72 virtual ~SimplePlatformSharedBufferMapping(); 72 virtual ~SimplePlatformSharedBufferMapping();
73 73
74 virtual void* GetBase() const OVERRIDE; 74 virtual void* GetBase() const override;
75 virtual size_t GetLength() const OVERRIDE; 75 virtual size_t GetLength() const override;
76 76
77 private: 77 private:
78 friend class SimplePlatformSharedBuffer; 78 friend class SimplePlatformSharedBuffer;
79 79
80 SimplePlatformSharedBufferMapping(void* base, 80 SimplePlatformSharedBufferMapping(void* base,
81 size_t length, 81 size_t length,
82 void* real_base, 82 void* real_base,
83 size_t real_length) 83 size_t real_length)
84 : base_(base), 84 : base_(base),
85 length_(length), 85 length_(length),
86 real_base_(real_base), 86 real_base_(real_base),
87 real_length_(real_length) {} 87 real_length_(real_length) {}
88 void Unmap(); 88 void Unmap();
89 89
90 void* const base_; 90 void* const base_;
91 const size_t length_; 91 const size_t length_;
92 92
93 void* const real_base_; 93 void* const real_base_;
94 const size_t real_length_; 94 const size_t real_length_;
95 95
96 DISALLOW_COPY_AND_ASSIGN(SimplePlatformSharedBufferMapping); 96 DISALLOW_COPY_AND_ASSIGN(SimplePlatformSharedBufferMapping);
97 }; 97 };
98 98
99 } // namespace embedder 99 } // namespace embedder
100 } // namespace mojo 100 } // namespace mojo
101 101
102 #endif // MOJO_SYSTEM_SIMPLE_PLATFORM_SHARED_BUFFER_H_ 102 #endif // MOJO_SYSTEM_SIMPLE_PLATFORM_SHARED_BUFFER_H_
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