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//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2024
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
#pragma once
#include "td/utils/ByteFlow.h"
#include <limits>
namespace td {
class HttpChunkedByteFlow final : public ByteFlowBase {
public:
bool loop() final;
private:
static constexpr size_t MAX_CHUNK_SIZE = 15 << 20; // some reasonable limit
static constexpr size_t MAX_SIZE = std::numeric_limits<uint32>::max(); // some reasonable limit
static constexpr size_t MIN_UPDATE_SIZE = 1 << 14;
enum class State { ReadChunkLength, ReadChunkContent, OK };
State state_ = State::ReadChunkLength;
size_t len_ = 0;
size_t save_len_ = 0;
size_t total_size_ = 0;
};
} // namespace td
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