FreeCalypso > hg > themwi-system-sw

annotate sip-in/main.c @ 47:62f39c7cee15

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themwi-sip-in skeleton started
author Mychaela Falconia <falcon@freecalypso.org>
date Tue, 06 Sep 2022 20:33:56 -0800
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children 7005d5c535e8
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47
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Mychaela Falconia <falcon@freecalypso.org>
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1 /*
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Mychaela Falconia <falcon@freecalypso.org>
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2 * Main module for themwi-sip-in.
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Mychaela Falconia <falcon@freecalypso.org>
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3 */
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4
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5 #include <sys/types.h>
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6 #include <sys/time.h>
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7 #include <sys/errno.h>
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8 #include <stdio.h>
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Mychaela Falconia <falcon@freecalypso.org>
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9 #include <stdlib.h>
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10 #include <string.h>
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11 #include <strings.h>
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12 #include <signal.h>
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13 #include <syslog.h>
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14 #include <unistd.h>
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15
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16 extern int mgw_socket, sip_socket;
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17
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18 static int max_fd;
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19
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Mychaela Falconia <falcon@freecalypso.org>
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20 struct timeval cur_event_time;
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21
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22 update_max_fd(newfd)
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23 {
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Mychaela Falconia <falcon@freecalypso.org>
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24 if (newfd > max_fd)
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25 max_fd = newfd;
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26 }
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27
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28 main(argc, argv)
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29 char **argv;
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30 {
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31 fd_set fds;
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32 int rc;
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33
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34 openlog("themwi-sip-in", 0, LOG_LOCAL5);
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Mychaela Falconia <falcon@freecalypso.org>
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35 read_config_file();
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Mychaela Falconia <falcon@freecalypso.org>
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36 if (read_number_db() < 0) {
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37 fprintf(stderr, "error reading number database\n");
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38 exit(1);
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Mychaela Falconia <falcon@freecalypso.org>
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39 }
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Mychaela Falconia <falcon@freecalypso.org>
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40 if (open_tmgw_socket() < 0) {
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41 fprintf(stderr, "error connecting to themwi-mgw socket\n");
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42 exit(1);
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43 }
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Mychaela Falconia <falcon@freecalypso.org>
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44 if (open_sip_udp_socket() < 0) {
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Mychaela Falconia <falcon@freecalypso.org>
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45 fprintf(stderr, "error opening SIP UDP socket\n");
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46 exit(1);
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47 }
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Mychaela Falconia <falcon@freecalypso.org>
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48 if (argv[1]) {
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Mychaela Falconia <falcon@freecalypso.org>
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49 rc = open_sip_log_file(argv[1]);
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Mychaela Falconia <falcon@freecalypso.org>
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50 if (rc < 0)
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51 exit(1); /* error msg already printed */
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52 }
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53 signal(SIGPIPE, SIG_IGN);
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54 /* main select loop */
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55 for (;;) {
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56 FD_ZERO(&fds);
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57 FD_SET(mgw_socket, &fds);
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58 FD_SET(sip_socket, &fds);
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59 rc = select(max_fd+1, &fds, 0, 0, 0);
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60 if (rc < 0) {
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61 if (errno == EINTR)
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62 continue;
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Mychaela Falconia <falcon@freecalypso.org>
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63 syslog(LOG_CRIT, "select: %m");
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64 exit(1);
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65 }
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Mychaela Falconia <falcon@freecalypso.org>
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66 gettimeofday(&cur_event_time, 0);
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67 if (FD_ISSET(mgw_socket, &fds))
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68 mgw_socket_select();
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69 if (FD_ISSET(sip_socket, &fds))
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70 sip_socket_select();
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71 }
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72 }