FreeCalypso > hg > themwi-system-sw
annotate mncc/main.c @ 33:2b072ad13de6
top Makefile: add mgw
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sat, 09 Jul 2022 22:52:44 -0800 |
parents | ccc5ab6d8388 |
children | 2ebad02adbe5 |
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1 /* |
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2 * Main module for ThemWi MNCC daemon. |
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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/errno.h> |
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7 #include <stdio.h> |
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8 #include <stdint.h> |
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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 #include "struct.h" |
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16 |
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17 extern int mncc_socket; |
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18 extern int mtcall_listener; |
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19 extern struct socket_conn *mtcall_socket_head; |
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20 |
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21 static int max_fd; |
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22 |
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23 update_max_fd(newfd) |
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24 { |
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25 if (newfd > max_fd) |
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26 max_fd = newfd; |
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27 } |
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28 |
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29 main(argc, argv) |
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30 char **argv; |
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31 { |
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32 fd_set fds; |
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33 struct socket_conn *conn, **connp; |
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34 int c; |
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35 |
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36 openlog("themwi-mncc", 0, LOG_LOCAL5); |
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37 if (read_number_db() < 0) { |
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38 fprintf(stderr, "error reading number database\n"); |
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39 exit(1); |
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40 } |
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41 if (open_mncc_socket() < 0) { |
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42 fprintf(stderr, "error connecting to GSM MNCC socket\n"); |
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43 exit(1); |
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44 } |
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45 if (create_mtcall_socket() < 0) { |
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46 fprintf(stderr, "error creating MT call socket\n"); |
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47 exit(1); |
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48 } |
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49 signal(SIGPIPE, SIG_IGN); |
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50 /* main select loop */ |
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51 for (;;) { |
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52 FD_ZERO(&fds); |
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53 FD_SET(mncc_socket, &fds); |
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54 FD_SET(mtcall_listener, &fds); |
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55 for (connp = &mtcall_socket_head; conn = *connp; ) { |
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56 if (conn->fd < 0) { |
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57 *connp = conn->next; |
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58 free(conn); |
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59 continue; |
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60 } |
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61 FD_SET(conn->fd, &fds); |
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62 connp = &conn->next; |
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63 } |
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64 c = select(max_fd+1, &fds, 0, 0, 0); |
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65 if (c < 0) { |
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66 if (errno == EINTR) |
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67 continue; |
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68 syslog(LOG_CRIT, "select: %m"); |
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69 exit(1); |
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70 } |
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71 if (FD_ISSET(mncc_socket, &fds)) |
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72 mncc_socket_select(); |
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73 if (FD_ISSET(mtcall_listener, &fds)) |
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74 mtsock_accept_handler(); |
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75 for (conn = mtcall_socket_head; conn; conn = conn->next) |
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76 if (FD_ISSET(conn->fd, &fds)) |
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77 extsock_read_select(conn); |
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78 gc_call_list(); |
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79 } |
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80 } |