FreeCalypso > hg > themwi-system-sw

annotate mtctest/dummy_rtp.c @ 240:c7a3ba56c636

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
themwi-short-dial: fix bug in printf arguments
author Mychaela Falconia <falcon@freecalypso.org>
date Mon, 14 Aug 2023 15:37:59 -0800
parents e8e82a4bf12b
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
36
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
1 /*
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
2 * In this module we implement the code that connects to themwi-mgw
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
3 * and obtains a dummy GSM-side RTP endpoint.
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
4 */
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
5
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
6 #include <sys/types.h>
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
7 #include <sys/socket.h>
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
8 #include <sys/un.h>
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
9 #include <stdio.h>
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
10 #include <stdint.h>
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
11 #include <stdlib.h>
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
12 #include <string.h>
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
13 #include <strings.h>
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
14 #include "../include/tmgw_ctrl.h"
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
15 #include "../include/tmgw_const.h"
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
16
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
17 struct sockaddr_storage dummy_rtp_endp;
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
18
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
19 static char tmgw_socket_pathname[] = "/var/gsm/tmgw_socket";
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
20
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
21 obtain_dummy_rtp()
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
22 {
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
23 struct sockaddr_un sa;
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
24 unsigned sa_len;
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
25 int fd, rc;
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
26 struct tmgw_ctrl_req req;
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
27 struct tmgw_ctrl_resp resp;
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
28
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
29 fd = socket(AF_UNIX, SOCK_SEQPACKET, 0);
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
30 if (fd < 0) {
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
31 perror("socket(AF_UNIX, SOCK_SEQPACKET, 0)");
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
32 exit(1);
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
33 }
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
34 fill_sockaddr_un(tmgw_socket_pathname, &sa, &sa_len);
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
35 rc = connect(fd, (struct sockaddr *) &sa, sa_len);
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
36 if (rc < 0) {
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
37 perror(tmgw_socket_pathname);
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
38 exit(1);
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
39 }
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
40 bzero(&req, sizeof req);
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
41 req.opcode = TMGW_CTRL_OP_CRCX;
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
42 req.ep_id = TMGW_EP_TYPE_DUMMY_GSM;
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
43 rc = send(fd, &req, sizeof req, 0);
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
44 if (rc < 0) {
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
45 perror("send to TMGW socket");
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
46 exit(1);
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
47 }
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
48 rc = recv(fd, &resp, sizeof resp, 0);
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
49 if (rc < 0) {
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
50 perror("recv from TMGW socket");
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
51 exit(1);
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
52 }
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
53 if (rc != sizeof resp) {
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
54 fprintf(stderr,
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
55 "error: response packet from TMGW has wrong length (%d bytes)\n",
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
56 rc);
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
57 exit(1);
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
58 }
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
59 if (resp.res != TMGW_RESP_OK) {
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
60 fprintf(stderr, "TMGW CRCX returned error %u\n", resp.res);
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
61 exit(1);
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
62 }
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
63 bcopy(&resp.gsm_addr, &dummy_rtp_endp, sizeof(struct sockaddr_storage));
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
64 return(0);
e8e82a4bf12b themwi-test-mtc: implement dummy RTP via themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
65 }