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// Copyright 2018 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef OSP_IMPL_QUIC_QUIC_CONNECTION_IMPL_H_
#define OSP_IMPL_QUIC_QUIC_CONNECTION_IMPL_H_
#include <list>
#include <memory>
#include "osp/impl/quic/quic_connection.h"
#include "platform/api/udp_socket.h"
#include "platform/base/ip_address.h"
#include "third_party/chromium_quic/src/base/callback.h"
#include "third_party/chromium_quic/src/base/location.h"
#include "third_party/chromium_quic/src/base/task_runner.h"
#include "third_party/chromium_quic/src/base/time/time.h"
#include "third_party/chromium_quic/src/net/third_party/quic/quartc/quartc_packet_writer.h"
#include "third_party/chromium_quic/src/net/third_party/quic/quartc/quartc_session.h"
#include "third_party/chromium_quic/src/net/third_party/quic/quartc/quartc_stream.h"
namespace openscreen {
namespace osp {
class QuicConnectionFactoryImpl;
class UdpTransport final : public ::quic::QuartcPacketTransport {
public:
UdpTransport(platform::UdpSocket* socket, const IPEndpoint& destination);
UdpTransport(UdpTransport&&) noexcept;
~UdpTransport() override;
UdpTransport& operator=(UdpTransport&&) noexcept;
// ::quic::QuartcPacketTransport overrides.
int Write(const char* buffer,
size_t buffer_length,
const PacketInfo& info) override;
platform::UdpSocket* socket() const { return socket_; }
private:
platform::UdpSocket* socket_;
IPEndpoint destination_;
};
class QuicStreamImpl final : public QuicStream,
public ::quic::QuartcStream::Delegate {
public:
QuicStreamImpl(QuicStream::Delegate* delegate, ::quic::QuartcStream* stream);
~QuicStreamImpl() override;
// QuicStream overrides.
void Write(const uint8_t* data, size_t size) override;
void CloseWriteEnd() override;
// ::quic::QuartcStream::Delegate overrides.
void OnReceived(::quic::QuartcStream* stream,
const char* data,
size_t data_size) override;
void OnClose(::quic::QuartcStream* stream) override;
void OnBufferChanged(::quic::QuartcStream* stream) override;
private:
::quic::QuartcStream* const stream_;
};
class QuicConnectionImpl final : public QuicConnection,
public ::quic::QuartcSession::Delegate {
public:
QuicConnectionImpl(QuicConnectionFactoryImpl* parent_factory,
QuicConnection::Delegate* delegate,
std::unique_ptr<UdpTransport> udp_transport,
std::unique_ptr<::quic::QuartcSession> session);
~QuicConnectionImpl() override;
// UdpSocket::Client overrides.
void OnRead(platform::UdpSocket* socket,
ErrorOr<platform::UdpPacket> data) override;
void OnError(platform::UdpSocket* socket, Error error) override;
void OnSendError(platform::UdpSocket* socket, Error error) override;
// QuicConnection overrides.
std::unique_ptr<QuicStream> MakeOutgoingStream(
QuicStream::Delegate* delegate) override;
void Close() override;
// ::quic::QuartcSession::Delegate overrides.
void OnCryptoHandshakeComplete() override;
void OnIncomingStream(::quic::QuartcStream* stream) override;
void OnConnectionClosed(::quic::QuicErrorCode error_code,
const ::quic::QuicString& error_details,
::quic::ConnectionCloseSource source) override;
private:
QuicConnectionFactoryImpl* const parent_factory_;
const std::unique_ptr<::quic::QuartcSession> session_;
const std::unique_ptr<UdpTransport> udp_transport_;
std::vector<QuicStream*> streams_;
};
} // namespace osp
} // namespace openscreen
#endif // OSP_IMPL_QUIC_QUIC_CONNECTION_IMPL_H_
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