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