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Side by Side Diff: remoting/base/compound_buffer.h

Issue 1542203002: Switch to standard integer types in remoting/. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@int-remoting-host
Patch Set: Created 4 years, 12 months ago
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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2011 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 // CompoundBuffer implements a data buffer that is composed of several pieces, 5 // CompoundBuffer implements a data buffer that is composed of several pieces,
6 // each stored in a refcounted IOBuffer. It is needed for encoding/decoding 6 // each stored in a refcounted IOBuffer. It is needed for encoding/decoding
7 // video pipeline to represent data packet and minimize data copying. 7 // video pipeline to represent data packet and minimize data copying.
8 // It is particularly useful for splitting data between multiple RTP packets 8 // It is particularly useful for splitting data between multiple RTP packets
9 // and assembling them into one buffer on the receiving side. 9 // and assembling them into one buffer on the receiving side.
10 // 10 //
11 // CompoundBufferInputStream implements ZeroCopyInputStream interface 11 // CompoundBufferInputStream implements ZeroCopyInputStream interface
12 // to be used by protobuf to decode data stored in CompoundBuffer into 12 // to be used by protobuf to decode data stored in CompoundBuffer into
13 // a protocol buffer message. 13 // a protocol buffer message.
14 // 14 //
15 // Mutations to the buffer are not thread-safe. Immutability can be ensured 15 // Mutations to the buffer are not thread-safe. Immutability can be ensured
16 // with the Lock() method. 16 // with the Lock() method.
17 17
18 #ifndef REMOTING_BASE_COMPOUND_BUFFER_H_ 18 #ifndef REMOTING_BASE_COMPOUND_BUFFER_H_
19 #define REMOTING_BASE_COMPOUND_BUFFER_H_ 19 #define REMOTING_BASE_COMPOUND_BUFFER_H_
20 20
21 #include <stddef.h>
22 #include <stdint.h>
23
21 #include <deque> 24 #include <deque>
22 25
23 #include "base/basictypes.h" 26 #include "base/macros.h"
24 #include "base/memory/ref_counted.h" 27 #include "base/memory/ref_counted.h"
25 #include "google/protobuf/io/zero_copy_stream.h" 28 #include "google/protobuf/io/zero_copy_stream.h"
26 29
27 namespace net { 30 namespace net {
28 class IOBuffer; 31 class IOBuffer;
29 class IOBufferWithSize; 32 class IOBufferWithSize;
30 } // namespace net 33 } // namespace net
31 34
32 namespace remoting { 35 namespace remoting {
33 36
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104 // Caller keeps ownership of |buffer|. |buffer| must be locked. 107 // Caller keeps ownership of |buffer|. |buffer| must be locked.
105 explicit CompoundBufferInputStream(const CompoundBuffer* buffer); 108 explicit CompoundBufferInputStream(const CompoundBuffer* buffer);
106 ~CompoundBufferInputStream() override; 109 ~CompoundBufferInputStream() override;
107 110
108 int position() const { return position_; } 111 int position() const { return position_; }
109 112
110 // google::protobuf::io::ZeroCopyInputStream interface. 113 // google::protobuf::io::ZeroCopyInputStream interface.
111 bool Next(const void** data, int* size) override; 114 bool Next(const void** data, int* size) override;
112 void BackUp(int count) override; 115 void BackUp(int count) override;
113 bool Skip(int count) override; 116 bool Skip(int count) override;
114 int64 ByteCount() const override; 117 int64_t ByteCount() const override;
115 118
116 private: 119 private:
117 const CompoundBuffer* buffer_; 120 const CompoundBuffer* buffer_;
118 121
119 size_t current_chunk_; 122 size_t current_chunk_;
120 int current_chunk_position_; 123 int current_chunk_position_;
121 int position_; 124 int position_;
122 int last_returned_size_; 125 int last_returned_size_;
123 }; 126 };
124 127
125 } // namespace remoting 128 } // namespace remoting
126 129
127 #endif // REMOTING_BASE_COMPOUND_BUFFER_H_ 130 #endif // REMOTING_BASE_COMPOUND_BUFFER_H_
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