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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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 NET_TOOLS_BALSA_SIMPLE_BUFFER_H__ | 5 #ifndef NET_TOOLS_BALSA_SIMPLE_BUFFER_H__ |
6 #define NET_TOOLS_BALSA_SIMPLE_BUFFER_H__ | 6 #define NET_TOOLS_BALSA_SIMPLE_BUFFER_H__ |
7 | 7 |
8 #include <string> | 8 #include <string> |
9 | 9 |
10 #include "base/compiler_specific.h" | 10 #include "base/compiler_specific.h" |
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25 | 25 |
26 iterator begin() { return storage_ + read_idx_; } | 26 iterator begin() { return storage_ + read_idx_; } |
27 const_iterator begin() const { return storage_ + read_idx_; } | 27 const_iterator begin() const { return storage_ + read_idx_; } |
28 | 28 |
29 iterator end() { return storage_ + write_idx_; } | 29 iterator end() { return storage_ + write_idx_; } |
30 const_iterator end() const { return storage_ + write_idx_; } | 30 const_iterator end() const { return storage_ + write_idx_; } |
31 | 31 |
32 // The following functions all override pure virtual functions | 32 // The following functions all override pure virtual functions |
33 // in BufferInterface. See buffer_interface.h for a description | 33 // in BufferInterface. See buffer_interface.h for a description |
34 // of what they do. | 34 // of what they do. |
35 virtual int ReadableBytes() const OVERRIDE; | 35 virtual int ReadableBytes() const override; |
36 virtual int BufferSize() const OVERRIDE; | 36 virtual int BufferSize() const override; |
37 virtual int BytesFree() const OVERRIDE; | 37 virtual int BytesFree() const override; |
38 | 38 |
39 virtual bool Empty() const OVERRIDE; | 39 virtual bool Empty() const override; |
40 virtual bool Full() const OVERRIDE; | 40 virtual bool Full() const override; |
41 | 41 |
42 virtual int Write(const char* bytes, int size) OVERRIDE; | 42 virtual int Write(const char* bytes, int size) override; |
43 | 43 |
44 virtual void GetWritablePtr(char **ptr, int* size) const OVERRIDE; | 44 virtual void GetWritablePtr(char **ptr, int* size) const override; |
45 | 45 |
46 virtual void GetReadablePtr(char **ptr, int* size) const OVERRIDE; | 46 virtual void GetReadablePtr(char **ptr, int* size) const override; |
47 | 47 |
48 virtual int Read(char* bytes, int size) OVERRIDE; | 48 virtual int Read(char* bytes, int size) override; |
49 | 49 |
50 virtual void Clear() OVERRIDE; | 50 virtual void Clear() override; |
51 | 51 |
52 // This can be an expensive operation: costing a new/delete, and copying of | 52 // This can be an expensive operation: costing a new/delete, and copying of |
53 // all existing data. Even if the existing buffer does not need to be | 53 // all existing data. Even if the existing buffer does not need to be |
54 // resized, unread data may still need to be non-destructively copied to | 54 // resized, unread data may still need to be non-destructively copied to |
55 // consolidate fragmented free space. | 55 // consolidate fragmented free space. |
56 virtual bool Reserve(int size) OVERRIDE; | 56 virtual bool Reserve(int size) override; |
57 | 57 |
58 virtual void AdvanceReadablePtr(int amount_to_advance) OVERRIDE; | 58 virtual void AdvanceReadablePtr(int amount_to_advance) override; |
59 | 59 |
60 virtual void AdvanceWritablePtr(int amount_to_advance) OVERRIDE; | 60 virtual void AdvanceWritablePtr(int amount_to_advance) override; |
61 | 61 |
62 void Swap(SimpleBuffer* other) { | 62 void Swap(SimpleBuffer* other) { |
63 char* tmp = storage_; | 63 char* tmp = storage_; |
64 storage_ = other->storage_; | 64 storage_ = other->storage_; |
65 other->storage_ = tmp; | 65 other->storage_ = tmp; |
66 | 66 |
67 int tmp_int = write_idx_; | 67 int tmp_int = write_idx_; |
68 write_idx_ = other->write_idx_; | 68 write_idx_ = other->write_idx_; |
69 other->write_idx_ = tmp_int; | 69 other->write_idx_ = tmp_int; |
70 | 70 |
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83 int read_idx_; | 83 int read_idx_; |
84 int storage_size_; | 84 int storage_size_; |
85 | 85 |
86 private: | 86 private: |
87 //DISALLOW_COPY_AND_ASSIGN(SimpleBuffer); | 87 //DISALLOW_COPY_AND_ASSIGN(SimpleBuffer); |
88 }; | 88 }; |
89 | 89 |
90 } // namespace net | 90 } // namespace net |
91 | 91 |
92 #endif // NET_TOOLS_BALSA_SIMPLE_BUFFER_H__ | 92 #endif // NET_TOOLS_BALSA_SIMPLE_BUFFER_H__ |
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