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annotate mtctest/main.c @ 14:44c1d4d787e9 default tip

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themwi-test-mtc: add option to set bearer cap
author Mychaela Falconia <falcon@freecalypso.org>
date Thu, 28 Nov 2024 20:37:23 +0000
parents 395c56969bc4
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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5
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1 /*
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2 * Main module for ThemWi test MT call generator.
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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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9 #include <stdint.h>
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10 #include <stdlib.h>
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11 #include <string.h>
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12 #include <strings.h>
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13 #include <syslog.h>
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14 #include <unistd.h>
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15 #include <themwi/rtp/rtp_alloc_simple.h>
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16
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17 extern int mtc_socket;
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18 extern struct rtp_alloc_simple rtp_info;
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19 extern int rtp_play_active;
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20
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21 struct timeval cur_event_time;
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22
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23 main(argc, argv)
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24 char **argv;
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25 {
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26 extern int optind;
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27 extern char *optarg;
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28 char *from, *bc_extra;
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29 int include_bc;
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30 fd_set fds;
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31 struct timeval next_rtp_out, timeout;
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32 int c, max_fd, rtp_out_running;
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33
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34 from = 0;
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35 include_bc = 0;
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36 bc_extra = 0;
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37 while ((c = getopt(argc, argv, "f:sS:")) != EOF) {
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38 switch (c) {
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39 case 'f':
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40 from = optarg;
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41 continue;
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42 case 's':
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43 include_bc = 1;
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44 continue;
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45 case 'S':
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46 include_bc = 1;
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47 bc_extra = optarg;
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48 continue;
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49 default:
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50 usage:
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51 fprintf(stderr,
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52 "usage: %s [-f from-number] to-number\n",
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53 argv[0]);
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54 exit(1);
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55 }
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56 }
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57 if (argc != optind + 1)
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58 goto usage;
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59 openlog("themwi-test-mtc", 0, LOG_LOCAL5);
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60 init_setup_msg(from, argv[optind]);
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61 if (include_bc)
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62 set_bearer_cap(bc_extra);
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63 obtain_rtp_endp();
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64 connect_mtc_socket();
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65 send_setup_msg();
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66 /* main select loop */
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67 max_fd = mtc_socket;
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68 if (rtp_info.gsm_rtp_fd > mtc_socket)
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69 max_fd = rtp_info.gsm_rtp_fd;
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70 if (rtp_info.gsm_rtcp_fd > mtc_socket)
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71 max_fd = rtp_info.gsm_rtcp_fd;
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72 rtp_out_running = 0;
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73 for (;;) {
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74 FD_ZERO(&fds);
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75 FD_SET(0, &fds);
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76 FD_SET(mtc_socket, &fds);
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77 FD_SET(rtp_info.gsm_rtp_fd, &fds);
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78 FD_SET(rtp_info.gsm_rtcp_fd, &fds);
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79 if (rtp_play_active) {
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80 if (!rtp_out_running) {
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81 printf("Starting RTP output\n");
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82 bcopy(&cur_event_time, &next_rtp_out,
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83 sizeof(struct timeval));
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84 rtp_out_running = 1;
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85 }
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86 if (timercmp(&cur_event_time, &next_rtp_out, <))
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87 timersub(&next_rtp_out, &cur_event_time,
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88 &timeout);
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89 else
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90 timerclear(&timeout);
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91 c = select(max_fd+1, &fds, 0, 0, &timeout);
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92 } else {
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93 if (rtp_out_running) {
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94 printf("Stopping RTP output\n");
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95 rtp_out_running = 0;
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96 }
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97 c = select(max_fd+1, &fds, 0, 0, 0);
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98 }
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99 if (c < 0) {
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100 if (errno == EINTR)
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101 continue;
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102 perror("select");
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103 exit(1);
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104 }
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105 gettimeofday(&cur_event_time, 0);
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106 if (FD_ISSET(0, &fds))
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107 select_stdin();
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108 if (FD_ISSET(mtc_socket, &fds))
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109 mtc_socket_select();
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110 if (FD_ISSET(rtp_info.gsm_rtp_fd, &fds))
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111 rtp_rx_select();
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112 if (FD_ISSET(rtp_info.gsm_rtcp_fd, &fds))
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113 rtcp_rx_select();
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114 if (rtp_out_running && (c == 0)) {
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115 generate_rtp_packet();
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116 next_rtp_out.tv_usec += 20000;
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117 if (next_rtp_out.tv_usec >= 1000000) {
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118 next_rtp_out.tv_sec++;
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119 next_rtp_out.tv_usec -= 1000000;
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120 }
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121 }
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122 }
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123 }