FreeCalypso > hg > ice1-trau-tester

annotate pcm-br/main.c @ 40:e1eabf554a75

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libhr: small subset of WIP libgsmhr1
author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 30 Aug 2024 16:41:56 +0000
parents 499d065ee591
children
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1 /*
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2 * This C module is the main for itt-pcm-br, a program in the icE1 TRAU tester
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3 * suite that bridges two different timeslots (two TRAU channels) on the A i/f.
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4 *
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5 * This code is based on osmo-e1d-pipe,
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6 * (C) 2020-2022 by Harald Welte <laforge@osmocom.org>,
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7 * SPDX-License-Identifier: GPL-2.0+
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8 */
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9
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10 #include <stdint.h>
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11 #include <stdbool.h>
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12 #include <stdio.h>
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13 #include <stdlib.h>
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14 #include <unistd.h>
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16 #include <osmocom/core/talloc.h>
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17 #include <osmocom/core/select.h>
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18 #include <osmocom/core/application.h>
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19 #include <osmocom/e1d/proto_clnt.h>
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21 #include "../libutil/open_ts.h"
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22 #include "../libutil/stdin_handler.h"
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23 #include "globals.h"
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25 struct osmo_e1dp_client *g_client;
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26 int tsa_fd, tsb_fd;
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28 static const char *e1d_socket_path = E1DP_DEFAULT_SOCKET;
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29 static const char *timeslot_spec_a, *timeslot_spec_b;
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30 static void *g_ctx;
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31 static struct osmo_fd tsa_ofd, tsb_ofd, stdin_ofd;
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33 static void process_cmdline(int argc, char **argv)
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34 {
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35 extern int optind;
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36 extern char *optarg;
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37 int c;
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38
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39 while ((c = getopt(argc, argv, "p:")) != EOF) {
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40 switch (c) {
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41 case 'p':
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42 e1d_socket_path = optarg;
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43 continue;
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44 default:
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45 usage:
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46 fprintf(stderr,
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47 "usage: %s [-p socket] intf:line:ts intf:line:ts\n",
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48 argv[0]);
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49 exit(1);
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50 }
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51 }
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52 if (argc != optind + 2)
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53 goto usage;
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54 timeslot_spec_a = argv[optind];
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55 timeslot_spec_b = argv[optind+1];
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56 }
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58 int main(int argc, char **argv)
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59 {
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60 process_cmdline(argc, argv);
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61 g_ctx = talloc_named_const(NULL, 0, "g_ctx");
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62 OSMO_ASSERT(g_ctx);
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63 osmo_init_logging2(g_ctx, NULL);
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64
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65 g_client = osmo_e1dp_client_create(g_ctx, e1d_socket_path);
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66 if (!g_client) {
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67 fprintf(stderr, "error: cannot connect to osmo-e1d at %s\n",
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68 e1d_socket_path);
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69 exit(1);
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70 }
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71 tsa_fd = open_e1d_ts(g_client, timeslot_spec_a);
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72 tsb_fd = open_e1d_ts(g_client, timeslot_spec_b);
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73
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74 osmo_fd_setup(&tsa_ofd, tsa_fd, OSMO_FD_READ, tsa_fd_cb, NULL, 0);
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75 OSMO_ASSERT(osmo_fd_register(&tsa_ofd) == 0);
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77 osmo_fd_setup(&tsb_ofd, tsb_fd, OSMO_FD_READ, tsb_fd_cb, NULL, 0);
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78 OSMO_ASSERT(osmo_fd_register(&tsb_ofd) == 0);
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79
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80 osmo_fd_setup(&stdin_ofd, 0, OSMO_FD_READ, stdin_select_cb,
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81 handle_user_cmd, 0);
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82 OSMO_ASSERT(osmo_fd_register(&stdin_ofd) == 0);
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83
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84 while (1) {
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85 osmo_select_main(0);
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86 }
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87 }