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Side by Side Diff: content/browser/speech/chunked_byte_buffer.cc

Issue 2742333002: Remove ScopedVector from content/browser/ [1]. (Closed)
Patch Set: Created 3 years, 9 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 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 "content/browser/speech/chunked_byte_buffer.h" 5 #include "content/browser/speech/chunked_byte_buffer.h"
6 6
7 #include <algorithm> 7 #include <algorithm>
8 #include <utility> 8 #include <utility>
9 9
10 #include "base/lazy_instance.h" 10 #include "base/lazy_instance.h"
(...skipping 60 matching lines...) Expand 10 before | Expand all | Expand 10 after
71 insert_target->insert(insert_target->end(), 71 insert_target->insert(insert_target->end(),
72 next_data, 72 next_data,
73 next_data + insert_length); 73 next_data + insert_length);
74 next_data += insert_length; 74 next_data += insert_length;
75 remaining_bytes -= insert_length; 75 remaining_bytes -= insert_length;
76 76
77 if (header_completed) { 77 if (header_completed) {
78 DCHECK_EQ(partial_chunk_->header.size(), kHeaderLength); 78 DCHECK_EQ(partial_chunk_->header.size(), kHeaderLength);
79 if (partial_chunk_->ExpectedContentLength() == 0) { 79 if (partial_chunk_->ExpectedContentLength() == 0) {
80 // Handle zero-byte chunks. 80 // Handle zero-byte chunks.
81 chunks_.push_back(partial_chunk_.release()); 81 chunks_.push_back(std::move(partial_chunk_));
82 partial_chunk_.reset(new Chunk()); 82 partial_chunk_.reset(new Chunk());
83 } else { 83 } else {
84 partial_chunk_->content->reserve( 84 partial_chunk_->content->reserve(
85 partial_chunk_->ExpectedContentLength()); 85 partial_chunk_->ExpectedContentLength());
86 } 86 }
87 } else if (content_completed) { 87 } else if (content_completed) {
88 DCHECK_EQ(partial_chunk_->content->size(), 88 DCHECK_EQ(partial_chunk_->content->size(),
89 partial_chunk_->ExpectedContentLength()); 89 partial_chunk_->ExpectedContentLength());
90 chunks_.push_back(partial_chunk_.release()); 90 chunks_.push_back(std::move(partial_chunk_));
91 partial_chunk_.reset(new Chunk()); 91 partial_chunk_.reset(new Chunk());
92 } 92 }
93 } 93 }
94 DCHECK_EQ(next_data, start + length); 94 DCHECK_EQ(next_data, start + length);
95 total_bytes_stored_ += length; 95 total_bytes_stored_ += length;
96 } 96 }
97 97
98 void ChunkedByteBuffer::Append(const std::string& string) { 98 void ChunkedByteBuffer::Append(const std::string& string) {
99 Append(reinterpret_cast<const uint8_t*>(string.data()), string.size()); 99 Append(reinterpret_cast<const uint8_t*>(string.data()), string.size());
100 } 100 }
101 101
102 bool ChunkedByteBuffer::HasChunks() const { 102 bool ChunkedByteBuffer::HasChunks() const {
103 return !chunks_.empty(); 103 return !chunks_.empty();
104 } 104 }
105 105
106 std::unique_ptr<std::vector<uint8_t>> ChunkedByteBuffer::PopChunk() { 106 std::unique_ptr<std::vector<uint8_t>> ChunkedByteBuffer::PopChunk() {
107 if (chunks_.empty()) 107 if (chunks_.empty())
108 return std::unique_ptr<std::vector<uint8_t>>(); 108 return std::unique_ptr<std::vector<uint8_t>>();
109 std::unique_ptr<Chunk> chunk(*chunks_.begin()); 109 std::unique_ptr<Chunk> chunk = std::move(*chunks_.begin());
110 chunks_.weak_erase(chunks_.begin()); 110 chunks_.erase(chunks_.begin());
111 DCHECK_EQ(chunk->header.size(), kHeaderLength); 111 DCHECK_EQ(chunk->header.size(), kHeaderLength);
112 DCHECK_EQ(chunk->content->size(), chunk->ExpectedContentLength()); 112 DCHECK_EQ(chunk->content->size(), chunk->ExpectedContentLength());
113 total_bytes_stored_ -= chunk->content->size(); 113 total_bytes_stored_ -= chunk->content->size();
114 total_bytes_stored_ -= kHeaderLength; 114 total_bytes_stored_ -= kHeaderLength;
115 return std::move(chunk->content); 115 return std::move(chunk->content);
116 } 116 }
117 117
118 void ChunkedByteBuffer::Clear() { 118 void ChunkedByteBuffer::Clear() {
119 chunks_.clear(); 119 chunks_.clear();
120 partial_chunk_.reset(new Chunk()); 120 partial_chunk_.reset(new Chunk());
121 total_bytes_stored_ = 0; 121 total_bytes_stored_ = 0;
122 } 122 }
123 123
124 ChunkedByteBuffer::Chunk::Chunk() : content(new std::vector<uint8_t>()) {} 124 ChunkedByteBuffer::Chunk::Chunk() : content(new std::vector<uint8_t>()) {}
125 125
126 ChunkedByteBuffer::Chunk::~Chunk() { 126 ChunkedByteBuffer::Chunk::~Chunk() {
127 } 127 }
128 128
129 size_t ChunkedByteBuffer::Chunk::ExpectedContentLength() const { 129 size_t ChunkedByteBuffer::Chunk::ExpectedContentLength() const {
130 DCHECK_EQ(header.size(), kHeaderLength); 130 DCHECK_EQ(header.size(), kHeaderLength);
131 return static_cast<size_t>(ReadBigEndian32(&header[0])); 131 return static_cast<size_t>(ReadBigEndian32(&header[0]));
132 } 132 }
133 133
134 } // namespace content 134 } // namespace content
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