blob: 5b266aa6914a72eb72365d4c5ee3d1168aea3071 [file] [log] [blame]
// Copyright 2014 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_TOOLS_QUIC_QUIC_SIMPLE_SERVER_PACKET_WRITER_H_
#define NET_TOOLS_QUIC_QUIC_SIMPLE_SERVER_PACKET_WRITER_H_
#include <stddef.h>
#include "base/callback.h"
#include "base/macros.h"
#include "base/memory/weak_ptr.h"
#include "net/third_party/quic/core/quic_connection.h"
#include "net/third_party/quic/core/quic_packet_writer.h"
#include "net/third_party/quic/core/quic_packets.h"
namespace net {
class QuicDispatcher;
class UDPServerSocket;
struct WriteResult;
// Chrome specific packet writer which uses a UDPServerSocket for writing
// data.
class QuicSimpleServerPacketWriter : public QuicPacketWriter {
public:
typedef base::Callback<void(WriteResult)> WriteCallback;
QuicSimpleServerPacketWriter(UDPServerSocket* socket,
QuicDispatcher* dispatcher);
~QuicSimpleServerPacketWriter() override;
// Wraps WritePacket, and ensures that |callback| is run on successful write.
WriteResult WritePacketWithCallback(const char* buffer,
size_t buf_len,
const QuicIpAddress& self_address,
const QuicSocketAddress& peer_address,
PerPacketOptions* options,
WriteCallback callback);
WriteResult WritePacket(const char* buffer,
size_t buf_len,
const QuicIpAddress& self_address,
const QuicSocketAddress& peer_address,
PerPacketOptions* options) override;
void OnWriteComplete(int rv);
// QuicPacketWriter implementation:
bool IsWriteBlockedDataBuffered() const override;
bool IsWriteBlocked() const override;
void SetWritable() override;
QuicByteCount GetMaxPacketSize(
const QuicSocketAddress& peer_address) const override;
private:
UDPServerSocket* socket_;
// To be notified after every successful asynchronous write.
QuicDispatcher* dispatcher_;
// To call once the write completes.
WriteCallback callback_;
// Whether a write is currently in flight.
bool write_blocked_;
base::WeakPtrFactory<QuicSimpleServerPacketWriter> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(QuicSimpleServerPacketWriter);
};
} // namespace net
#endif // NET_TOOLS_QUIC_QUIC_SIMPLE_SERVER_PACKET_WRITER_H_