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comparison rtp-mgr/main.c @ 2:247f4bbde24c

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rtp-mgr: daemon ported over
author Mychaela Falconia <falcon@freecalypso.org>
date Mon, 27 May 2024 19:42:19 +0000
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1:560a3765ab30 2:247f4bbde24c
1 /*
2 * Main module for themwi-rtp-mgr.
3 */
4
5 #include <sys/types.h>
6 #include <sys/time.h>
7 #include <sys/errno.h>
8 #include <stdio.h>
9 #include <stdint.h>
10 #include <stdlib.h>
11 #include <string.h>
12 #include <strings.h>
13 #include <signal.h>
14 #include <syslog.h>
15 #include <unistd.h>
16
17 extern int syslog_facility;
18
19 fd_set select_for_read;
20 void (*select_handlers[FD_SETSIZE])();
21 void *select_data[FD_SETSIZE];
22
23 static int max_fd;
24
25 update_max_fd(newfd)
26 {
27 if (newfd >= FD_SETSIZE) {
28 syslog(LOG_CRIT, "FATAL: file descriptor %d >= FD_SETSIZE",
29 newfd);
30 exit(1);
31 }
32 if (newfd > max_fd)
33 max_fd = newfd;
34 }
35
36 main(argc, argv)
37 char **argv;
38 {
39 fd_set fds;
40 int cc, i;
41
42 read_config_file();
43 openlog("themwi-rtp-mgr", 0, syslog_facility);
44 if (create_ctrl_socket() < 0) {
45 fprintf(stderr,
46 "error creating RTP allocator control socket\n");
47 exit(1);
48 }
49 signal(SIGPIPE, SIG_IGN);
50 /* main select loop */
51 for (;;) {
52 bcopy(&select_for_read, &fds, sizeof(fd_set));
53 cc = select(max_fd+1, &fds, 0, 0, 0);
54 if (cc < 0) {
55 if (errno == EINTR)
56 continue;
57 syslog(LOG_CRIT, "select: %m");
58 exit(1);
59 }
60 for (i = 0; cc && i <= max_fd; i++) {
61 if (FD_ISSET(i, &fds)) {
62 select_handlers[i](i, select_data[i]);
63 cc--;
64 }
65 }
66 }
67 }