Fawkes API  Fawkes Development Version
datagram_multicast.h
1 
2 /***************************************************************************
3  * datagram_multicast.h - Fawkes multicast datagram socket (UDP)
4  *
5  * Created: Sun Nov 26 17:23:25 2006
6  * Copyright 2006 Tim Niemueller [www.niemueller.de]
7  *
8  ****************************************************************************/
9 
10 /* This program is free software; you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License as published by
12  * the Free Software Foundation; either version 2 of the License, or
13  * (at your option) any later version. A runtime exception applies to
14  * this software (see LICENSE.GPL_WRE file mentioned below for details).
15  *
16  * This program is distributed in the hope that it will be useful,
17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19  * GNU Library General Public License for more details.
20  *
21  * Read the full text in the LICENSE.GPL_WRE file in the doc directory.
22  */
23 
24 #ifndef __NETCOMM_SOCKET_DATAGRAM_MULTICAST_H_
25 #define __NETCOMM_SOCKET_DATAGRAM_MULTICAST_H_
26 
27 #include <netcomm/socket/socket.h>
28 #include <netinet/in.h>
29 
30 namespace fawkes {
31 
33 {
34  public:
36  const char *multicast_addr_s, unsigned short port,
37  float timeout = 0.f);
39  virtual ~MulticastDatagramSocket();
40 
41  virtual Socket * clone();
42 
43  virtual void bind();
44  virtual void bind(const unsigned short int port);
45  virtual void bind(const unsigned short int port,
46  const char *hostname);
47 
48  virtual void send(void *buf, size_t buf_len);
49  virtual void send(void *buf, size_t buf_len,
50  const struct sockaddr *to_addr, socklen_t addr_len)
51  { send(buf, buf_len); }
52 
53  void set_loop(bool loop);
54  void set_ttl(int ttl);
55 
56  private:
57  struct ::sockaddr_in *multicast_addr;
58 
59 };
60 
61 } // end namespace fawkes
62 
63 #endif
void set_ttl(int ttl)
Set multicast time-to-live (TTL)
Fawkes library namespace.
void set_loop(bool loop)
Set loopback of sent packets.
AddrType
Address type specification.
Definition: socket.h:78
Socket base class.
Definition: socket.h:65
virtual void bind()
Bind socket.
virtual ~MulticastDatagramSocket()
Destructor.
MulticastDatagramSocket(AddrType addr_type, const char *multicast_addr_s, unsigned short port, float timeout=0.f)
Constructor.
Multicast datagram socket.
AddrType addr_type
Address type/family of socket.
Definition: socket.h:139
virtual void send(void *buf, size_t buf_len)
Send data.
float timeout
Timeout in seconds for various operations.
Definition: socket.h:141
virtual void send(void *buf, size_t buf_len, const struct sockaddr *to_addr, socklen_t addr_len)
Send message.
virtual Socket * clone()
Clone socket.