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// Copyright 2017 The Chromium OS Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "bsdiff/compressor_buffer.h"
#include "bsdiff/logging.h"
namespace bsdiff {
const std::vector<uint8_t>& CompressorBuffer::GetCompressedData() {
if (!comp_chunks_.empty()) {
size_t chunks_size = 0;
for (const auto& chunk : comp_chunks_)
chunks_size += chunk.size();
comp_data_.reserve(comp_data_.size() + chunks_size);
for (const auto& chunk : comp_chunks_) {
comp_data_.insert(comp_data_.end(), chunk.begin(), chunk.end());
}
comp_chunks_.clear();
}
return comp_data_;
}
void CompressorBuffer::AddDataToChunks(size_t data_size) {
if (data_size > comp_buffer_.size()) {
LOG(ERROR) << "data size: " << data_size
<< " is larger than buffer size: " << comp_buffer_.size();
return;
}
comp_chunks_.emplace_back(comp_buffer_.data(),
comp_buffer_.data() + data_size);
}
} // namespace bsdiff
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