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| 1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2010 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 #include "base/ref_counted_memory.h" | 5 #include "base/ref_counted_memory.h" |
| 6 | 6 |
| 7 RefCountedMemory::RefCountedMemory() { | 7 RefCountedMemory::RefCountedMemory() { |
| 8 } | 8 } |
| 9 | 9 |
| 10 RefCountedMemory::~RefCountedMemory() { | 10 RefCountedMemory::~RefCountedMemory() { |
| 11 } | 11 } |
| 12 | 12 |
| 13 const unsigned char* RefCountedStaticMemory::front() const { | 13 const unsigned char* RefCountedStaticMemory::front() const { |
| 14 return data_; | 14 return data_; |
| 15 } | 15 } |
| 16 | 16 |
| 17 size_t RefCountedStaticMemory::size() const { | 17 size_t RefCountedStaticMemory::size() const { |
| 18 return length_; | 18 return length_; |
| 19 } | 19 } |
| 20 | 20 |
| 21 RefCountedBytes* RefCountedBytes::TakeVector( | |
| 22 std::vector<unsigned char>* to_destroy) { | |
| 23 RefCountedBytes* bytes = new RefCountedBytes; | |
| 24 bytes->data.swap(*to_destroy); | |
| 25 return bytes; | |
| 26 } | |
| 27 | |
| 28 RefCountedBytes::RefCountedBytes() { | 21 RefCountedBytes::RefCountedBytes() { |
| 29 } | 22 } |
| 30 | 23 |
| 31 RefCountedBytes::RefCountedBytes(const std::vector<unsigned char>& initializer) | 24 RefCountedBytes::RefCountedBytes(const std::vector<unsigned char>& initializer) |
| 32 : data(initializer) { | 25 : data(initializer) { |
| 33 } | 26 } |
| 34 | 27 |
| 35 RefCountedBytes::~RefCountedBytes() { | 28 RefCountedBytes* RefCountedBytes::TakeVector( |
| 29 std::vector<unsigned char>* to_destroy) { |
| 30 RefCountedBytes* bytes = new RefCountedBytes; |
| 31 bytes->data.swap(*to_destroy); |
| 32 return bytes; |
| 36 } | 33 } |
| 37 | 34 |
| 38 const unsigned char* RefCountedBytes::front() const { | 35 const unsigned char* RefCountedBytes::front() const { |
| 39 // STL will assert if we do front() on an empty vector, but calling code | 36 // STL will assert if we do front() on an empty vector, but calling code |
| 40 // expects a NULL. | 37 // expects a NULL. |
| 41 return size() ? &data.front() : NULL; | 38 return size() ? &data.front() : NULL; |
| 42 } | 39 } |
| 43 | 40 |
| 44 size_t RefCountedBytes::size() const { | 41 size_t RefCountedBytes::size() const { |
| 45 return data.size(); | 42 return data.size(); |
| 46 } | 43 } |
| 44 |
| 45 RefCountedBytes::~RefCountedBytes() { |
| 46 } |
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