FreeCalypso > hg > sipout-test-utils

comparison test-voice/uas.c @ 0:35c0d9f03c0a

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beginning with sipout-test-voice, a copy of sip-manual-out from themwi-system-sw
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 03 Mar 2024 23:20:19 -0800
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-1:000000000000 0:35c0d9f03c0a
1 /*
2 * UAS for sip-manual-out.
3 */
4
5 #include <sys/types.h>
6 #include <sys/socket.h>
7 #include <netinet/in.h>
8 #include <stdio.h>
9 #include <stdlib.h>
10 #include <string.h>
11 #include <strings.h>
12 #include "../libsip/parse.h"
13 #include "../libsip/uas_basic.h"
14 #include "../libsip/out_msg.h"
15
16 static void
17 unsupported_method(req, ess, sin)
18 struct sip_pkt_rx *req;
19 struct uas_parse_hdrs *ess;
20 struct sockaddr_in *sin;
21 {
22 struct sip_msg_out resp;
23 int rc;
24
25 printf("SIP %.16s request: unsupported method\n", req->req_method);
26 start_response_out_msg(&resp, "501 Method not supported");
27 rc = add_resp_basic_headers(&resp, ess, req->req_method);
28 if (rc < 0) {
29 too_long: fprintf(stderr,
30 "sending 501 error: response length exceeded\n");
31 return;
32 }
33 rc = out_msg_add_header(&resp, "Allow", "INVITE,ACK,BYE");
34 if (rc < 0)
35 goto too_long;
36 out_msg_finish(&resp);
37 sip_tx_packet(&resp, sin);
38 }
39
40 void
41 process_sip_request(msg, sin)
42 struct sip_pkt_rx *msg;
43 struct sockaddr_in *sin;
44 {
45 struct uas_parse_hdrs ess;
46 int rc;
47
48 rc = uas_get_basic_headers(msg, &ess);
49 if (rc < 0) {
50 printf("SIP %.16s request: bad or missing %s header\n",
51 msg->req_method, ess.error_field);
52 return;
53 }
54 /* dispatch by method */
55 if (!strcmp(msg->req_method, "INVITE"))
56 handle_invite_req(msg, &ess, sin);
57 else if (!strcmp(msg->req_method, "ACK"))
58 printf("Received ACK request, swallowing it\n");
59 else if (!strcmp(msg->req_method, "BYE"))
60 handle_bye_req(msg, &ess, sin);
61 else
62 unsupported_method(msg, &ess, sin);
63 }