net/udp/udp_client_socket.h

   1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef NET_SOCKET_UDP_CLIENT_SOCKET_H_
   6 #define NET_SOCKET_UDP_CLIENT_SOCKET_H_
   7
   8 #include "net/base/rand_callback.h"
   9 #include "net/log/net_log.h"
  10 #include "net/udp/datagram_client_socket.h"
  11 #include "net/udp/udp_socket.h"
  12
  13 namespace net {
  14
  15 class BoundNetLog;
  16
  17 // A client socket that uses UDP as the transport layer.
  18 class NET_EXPORT_PRIVATE UDPClientSocket : public DatagramClientSocket {
  19  public:
  20   UDPClientSocket(DatagramSocket::BindType bind_type,
  21                   const RandIntCallback& rand_int_cb,
  22                   net::NetLog* net_log,
  23                   const net::NetLog::Source& source);
  24   ~UDPClientSocket() override;
  25
  26   // DatagramClientSocket implementation.
  27   int Connect(const IPEndPoint& address) override;
  28   int Read(IOBuffer* buf,
  29            int buf_len,
  30            const CompletionCallback& callback) override;
  31   int Write(IOBuffer* buf,
  32             int buf_len,
  33             const CompletionCallback& callback) override;
  34   void Close() override;
  35   int GetPeerAddress(IPEndPoint* address) const override;
  36   int GetLocalAddress(IPEndPoint* address) const override;
  37   int SetReceiveBufferSize(int32 size) override;
  38   int SetSendBufferSize(int32 size) override;
  39   const BoundNetLog& NetLog() const override;
  40
  41 #if defined(OS_WIN)
  42   // Switch to use non-blocking IO. Must be called right after construction and
  43   // before other calls.
  44   void UseNonBlockingIO();
  45 #endif
  46
  47  private:
  48   UDPSocket socket_;
  49   DISALLOW_COPY_AND_ASSIGN(UDPClientSocket);
  50 };
  51
  52 }  // namespace net
  53
  54 #endif  // NET_SOCKET_UDP_CLIENT_SOCKET_H_