2 Copyright 2004-2020 Chris Tallon
4 This file is part of VOMP.
6 VOMP is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 VOMP is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with VOMP. If not, see <https://www.gnu.org/licenses/>.
24 #include <netinet/in.h>
26 #include <sys/socket.h>
28 #include <arpa/inet.h>
30 #define SOCKET_ERROR 0
34 #include <sys/timeb.h>
37 #include <sys/types.h>
44 #define MAXBUFLEN 2000
49 DatagramSocket(short); // port
54 unsigned char waitforMessage(unsigned char, SOCKET quitPipe = 0); // uchar =0-block =1-new wait =2-continue wait
56 unsigned char waitforMessage(unsigned char, int quitPipe = 0); // uchar =0-block =1-new wait =2-continue wait
58 UINT getDataLength() const;
59 const void* getData() const; // returns a pointer to the data
60 const char* getFromIPA() const; // returns a pointer to from IP address
61 short getFromPort() const;
62 void send(const char *, short, char *, int); // send wants: IP Address ddn style, port, data, length of data
66 ULONG getIPNumber(ULONG num);
68 const static char DSOCKDEBUG = 0;
69 int socketnum; // Socket descriptor
70 short myPort; // My port number
71 struct sockaddr_in myAddr; // My address
72 struct sockaddr_in theirAddr; // User address
73 socklen_t addrlen; // length of sockaddr struct
74 char buf[MAXBUFLEN]; // main data buffer
75 char fromIPA[20]; // from string (ip address)
76 short fromPort; // which port user sent on
77 int mlength; // length of message