38 lines
960 B
C++
38 lines
960 B
C++
//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2018
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#include "td/net/HttpContentLengthByteFlow.h"
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#include "td/utils/Status.h"
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#include <algorithm>
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namespace td {
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void HttpContentLengthByteFlow::loop() {
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auto ready_size = input_->size();
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if (ready_size > len_) {
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ready_size = len_;
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}
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auto need_size = std::min(MIN_UPDATE_SIZE, len_);
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if (ready_size < need_size) {
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set_need_size(need_size);
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return;
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}
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output_.append(input_->cut_head(ready_size));
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len_ -= ready_size;
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if (len_ == 0) {
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return finish(Status::OK());
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}
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if (!is_input_active_) {
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return finish(Status::Error("Unexpected end of stream"));
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}
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on_output_updated();
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}
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constexpr size_t HttpContentLengthByteFlow::MIN_UPDATE_SIZE;
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} // namespace td
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