1 // Copyright (c) 2012 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_SERVER_SOCKET_H_
6 #define NET_SOCKET_UDP_SERVER_SOCKET_H_
7 
8 #include <stdint.h>
9 
10 #include "base/macros.h"
11 #include "net/base/completion_once_callback.h"
12 #include "net/base/net_export.h"
13 #include "net/socket/datagram_server_socket.h"
14 #include "net/socket/udp_socket.h"
15 
16 namespace net {
17 
18 class IPAddress;
19 class IPEndPoint;
20 class NetLog;
21 struct NetLogSource;
22 
23 // A server socket that uses UDP as the transport layer.
24 class NET_EXPORT UDPServerSocket : public DatagramServerSocket {
25  public:
26   UDPServerSocket(net::NetLog* net_log, const net::NetLogSource& source);
27   ~UDPServerSocket() override;
28 
29   // Implement DatagramServerSocket:
30   int Listen(const IPEndPoint& address) override;
31   int RecvFrom(IOBuffer* buf,
32                int buf_len,
33                IPEndPoint* address,
34                CompletionOnceCallback callback) override;
35   int SendTo(IOBuffer* buf,
36              int buf_len,
37              const IPEndPoint& address,
38              CompletionOnceCallback callback) override;
39   int SetReceiveBufferSize(int32_t size) override;
40   int SetSendBufferSize(int32_t size) override;
41   int SetDoNotFragment() override;
42   void SetMsgConfirm(bool confirm) override;
43   void Close() override;
44   int GetPeerAddress(IPEndPoint* address) const override;
45   int GetLocalAddress(IPEndPoint* address) const override;
46   void UseNonBlockingIO() override;
47   const NetLogWithSource& NetLog() const override;
48   void AllowAddressReuse() override;
49   void AllowBroadcast() override;
50   void AllowAddressSharingForMulticast() override;
51   int JoinGroup(const IPAddress& group_address) const override;
52   int LeaveGroup(const IPAddress& group_address) const override;
53   int SetMulticastInterface(uint32_t interface_index) override;
54   int SetMulticastTimeToLive(int time_to_live) override;
55   int SetMulticastLoopbackMode(bool loopback) override;
56   int SetDiffServCodePoint(DiffServCodePoint dscp) override;
57   void DetachFromThread() override;
58 
59  private:
60   UDPSocket socket_;
61   bool allow_address_reuse_;
62   bool allow_broadcast_;
63   bool allow_address_sharing_for_multicast_;
64   DISALLOW_COPY_AND_ASSIGN(UDPServerSocket);
65 };
66 
67 }  // namespace net
68 
69 #endif  // NET_SOCKET_UDP_SERVER_SOCKET_H_
70