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// Copyright 2013 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 NET_QUIC_QUIC_DEFAULT_PACKET_WRITER_H_
#define NET_QUIC_QUIC_DEFAULT_PACKET_WRITER_H_
#include <stddef.h>
#include "base/macros.h"
#include "base/memory/weak_ptr.h"
#include "net/base/ip_endpoint.h"
#include "net/quic/quic_connection.h"
#include "net/quic/quic_packet_writer.h"
#include "net/quic/quic_protocol.h"
#include "net/udp/datagram_client_socket.h"
namespace net {
struct WriteResult;
// Chrome specific packet writer which uses a datagram Socket for writing data.
class NET_EXPORT_PRIVATE QuicDefaultPacketWriter : public QuicPacketWriter {
public:
QuicDefaultPacketWriter();
explicit QuicDefaultPacketWriter(Socket* socket);
~QuicDefaultPacketWriter() override;
// QuicPacketWriter
WriteResult WritePacket(const char* buffer,
size_t buf_len,
const IPAddressNumber& self_address,
const IPEndPoint& peer_address) override;
bool IsWriteBlockedDataBuffered() const override;
bool IsWriteBlocked() const override;
void SetWritable() override;
QuicByteCount GetMaxPacketSize(const IPEndPoint& peer_address) const override;
void OnWriteComplete(int rv);
void SetConnection(QuicConnection* connection) { connection_ = connection; }
protected:
void set_write_blocked(bool is_blocked) { write_blocked_ = is_blocked; }
private:
Socket* socket_;
QuicConnection* connection_;
// Whether a write is currently in flight.
bool write_blocked_;
base::WeakPtrFactory<QuicDefaultPacketWriter> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(QuicDefaultPacketWriter);
};
} // namespace net
#endif // NET_QUIC_QUIC_DEFAULT_PACKET_WRITER_H_
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