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102 lines
2.5 KiB
C
102 lines
2.5 KiB
C
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/***************************************************************************
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rludpsocket.h - description
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-------------------
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begin : Tue Apr 03 2007
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copyright : (C) 2007 by R. Lehrig
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email : lehrig@t-online.de
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***************************************************************************/
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/***************************************************************************
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* *
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* This library is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU LESSER GENERAL PUBLIC LICENSE as *
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* published by the Free Software Foundation *
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* *
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***************************************************************************/
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#ifndef _RL_UDP_SOCKET_H_
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#define _RL_UDP_SOCKET_H_
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#include "rldefine.h"
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#include "rlsocket.h"
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#ifdef RLWIN32
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#include <winsock2.h>
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#include <windows.h>
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#include <io.h>
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#include <direct.h>
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#define MSG_NOSIGNAL 0
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#else
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#include <sys/time.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include <netdb.h>
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#include "unistd.h"
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#endif
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/*! <pre>
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class for encapsulating ip addresses
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</pre> */
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class rlIpAdr
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{
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public:
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rlIpAdr();
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virtual ~rlIpAdr();
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int setAdr(const char *adr, int port);
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int operator== (rlIpAdr &address1);
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struct sockaddr_in address;
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};
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/*! <pre>
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class for encapsulating UDP socket calls
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</pre> */
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class rlUdpSocket
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{
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public:
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rlUdpSocket(int debug = 0);
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virtual ~rlUdpSocket();
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/*! <pre>
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setsocketopt for SOL_SOCKET level
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</pre> */
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int setSockopt(int opt);
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/*! <pre>
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setsocketopt with full control
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</pre> */
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int setSockopt(int level, int optname, void *optval, int optlen);
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/*! <pre>
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return > 0 -> socket else error
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</pre> */
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int bind(int port);
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/*! <pre>
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return == 0 -> timeout
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</pre> */
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int select(int timeout);
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/*! <pre>
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return > 0 -> number of bytes read return == 0 -> timeout else error
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</pre> */
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int recvfrom(void *buf, int maxlen, rlIpAdr *source, int timeout = -1);
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/*! <pre>
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return >= 0 -> number of bytes written else error
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</pre> */
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int sendto(const void *buf, int len, rlIpAdr *dest);
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/*! <pre>
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return >= 0 -> number of bytes written else error
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</pre> */
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int printf(rlIpAdr *dest, const char *format, ...);
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int debug, readflag, writeflag;
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private:
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struct sockaddr_in address;
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int s;
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};
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#endif
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