39 lines
1.3 KiB
C++
39 lines
1.3 KiB
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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#pragma once
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#include "td/utils/buffer.h"
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#include "td/utils/port/Fd.h"
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#include "td/utils/Status.h"
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namespace td {
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namespace mtproto {
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struct TransportType {
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enum { Tcp, ObfuscatedTcp, Http } type;
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int16 dc_id;
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std::string secret;
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};
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class IStreamTransport {
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public:
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IStreamTransport() = default;
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IStreamTransport(const IStreamTransport &) = delete;
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IStreamTransport &operator=(const IStreamTransport &) = delete;
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virtual ~IStreamTransport() = default;
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virtual Result<size_t> read_next(BufferSlice *message, uint32 *quick_ack) = 0;
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virtual bool support_quick_ack() const = 0;
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virtual void write(BufferWriter &&message, bool quick_ack) = 0;
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virtual bool can_read() const = 0;
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virtual bool can_write() const = 0;
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virtual void init(ChainBufferReader *input, ChainBufferWriter *output) = 0;
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virtual size_t max_prepend_size() const = 0;
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virtual TransportType get_type() const = 0;
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};
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std::unique_ptr<IStreamTransport> create_transport(TransportType type);
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} // namespace mtproto
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} // namespace td
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