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/*
* (C) 2011 by Holger Hans Peter Freyther <zecke@selfish.org>
* (C) 2011 by On-Waves
* All Rights Reserved
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <mgcp/mgcp.h>
#include <mgcp/mgcp_internal.h>
#include <mgcp_patch.h>
#include <ss7_application.h>
#include <osmocom/core/application.h>
#include <osmocom/core/talloc.h>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
static const char mgcp_in[] =
"MDCX 23213 14@mgw MGCP 1.0\r\n"
"C: 4a84ad5d25f\r\n"
"I: %d\r\n"
"L: p:20, a:GSM-EFR, nt:IN\r\n"
"M: recvonly\r\n\r\n"
"v=0\r\n"
"o=- 258696477 0 IN IP4 172.16.1.107\r\n"
"s=-\r\n"
"c=IN IP4 172.16.1.107\r\n"
"t=0 0\r\n"
"m=audio 6666 RTP/AVP 127\r\n"
"a=rtpmap:127 GSM-EFR/8000/1\r\n"
"a=ptime:20\r\n"
"a=recvonly\r\n"
"m=image 4402 udptl t38\r\n"
"a=T38FaxVersion:0\r\n"
"a=T38MaxBitRate:14400\r\n";
static const char mgcp_out[] =
"MDCX 23213 14@foo2 MGCP 1.0\r\n"
"C: 4a84ad5d25f\r\n"
"I: %d\r\n"
"L: p:20, a:GSM-EFR, nt:IN\r\n"
"M: recvonly\r\n\r\n"
"v=0\r\n"
"o=- 258696477 0 IN IP4 172.16.1.107\r\n"
"s=-\r\n"
"c=IN IP4 172.16.1.107\r\n"
"t=0 0\r\n"
"m=audio 6666 RTP/AVP 127\r\n"
"a=rtpmap:127 GSM-EFR/8000/1\r\n"
"a=ptime:20\r\n"
"a=recvonly\r\n"
"m=image 4402 udptl t38\r\n"
"a=T38FaxVersion:0\r\n"
"a=T38MaxBitRate:14400\r\n";
#define CRCX "CRCX 2 1@mgw MGCP 1.0\r\n" \
"M: sendrecv\r\n" \
"C: 2\r\n" \
"\r\n" \
"v=0\r\n" \
"c=IN IP4 123.12.12.123\r\n" \
"m=audio 5904 RTP/AVP 97\r\n" \
"a=rtpmap:97 GSM-EFR/8000\r\n"
#define DLCX "DLCX 7 1@mgw MGCP 1.0\r\n" \
"C: 2\r\n"
#define RQNT "RQNT 186908780 1@mgw MGCP 1.0\r\n" \
"X: B244F267488\r\n" \
"S: D/9\r\n"
#define RQNT2 "RQNT 186908780 1@mgw MGCP 1.0\r\n" \
"X: ADD4F26746F\r\n" \
"R: D/[0-9#*](N), G/ft, fxr/t38\r\n"
#define RQNT_RET "200 186908780 OK\r\n"
#define ASSERT(a, cmp, b, text) \
if (!((a) cmp (b))) { \
fprintf(stderr, "%s:%d %s\n", __FILE__, __LINE__, text); \
abort(); \
}
static struct msgb *create_msg(const char *str)
{
struct msgb *msg;
msg = msgb_alloc_headroom(4096, 128, "MGCP msg");
int len = sprintf((char *)msg->data, str);
msg->l2h = msgb_put(msg, len);
return msg;
}
static void test_endp_name_rewriting()
{
struct ss7_application app;
printf("Test Endpoint Name rewriting.\n");
memset(&app, 0, sizeof(app));
app.mgcp_domain_name = "foo2";
/* prepare */
struct msgb *msg = msgb_alloc_headroom(4096, 128, "test");
msg->l2h = msgb_put(msg, strlen(mgcp_in));
memcpy(msg->l2h, mgcp_in, msgb_l2len(msg));
/* patch it now */
struct msgb *msg_out = mgcp_patch(&app, msg);
msg_out->l2h[msgb_l2len(msg_out)] = '\0';
printf("Want : '%s'\n", mgcp_out);
printf("Outpu: '%s'\n", (const char *) msg_out->l2h);
printf("%s\n", osmo_hexdump((const uint8_t *) mgcp_out, strlen(mgcp_out)));
printf("%s\n", osmo_hexdump(msg_out->l2h, msgb_l2len(msg_out)));
ASSERT(msg_out, !=, msg, "msg should not be the same");
ASSERT(msgb_l2len(msg_out), ==, strlen(mgcp_out), "Output size wrong");
ASSERT(strcmp((const char *)msg_out->l2h, mgcp_out), ==, 0, "Text don't match");
}
static int rqnt_cb(struct mgcp_endpoint *endp, char _tone, const char *data)
{
ptrdiff_t tone = _tone;
endp->cfg->data = (void *) tone;
return 0;
}
static void test_rqnt_cb(void)
{
struct mgcp_config *cfg;
struct mgcp_trunk_config *tcfg;
struct msgb *inp, *msg;
cfg = mgcp_config_alloc();
cfg->rqnt_cb = rqnt_cb;
tcfg = mgcp_vtrunk_alloc(cfg, "mgw");
tcfg->number_endpoints = 64;
mgcp_endpoints_allocate(tcfg);
inp = create_msg(CRCX);
msgb_free(mgcp_handle_message(cfg, inp));
msgb_free(inp);
/* send the RQNT and check for the CB */
inp = create_msg(RQNT);
msg = mgcp_handle_message(cfg, inp);
if (strncmp((const char *) msg->l2h, "200", 3) != 0) {
printf("FAILED: message is not 200. '%s'\n", msg->l2h);
abort();
}
if (cfg->data != (void *) '9') {
printf("FAILED: callback not called: %p\n", cfg->data);
abort();
}
msgb_free(msg);
msgb_free(inp);
inp = create_msg(DLCX);
msgb_free(mgcp_handle_message(cfg, inp));
msgb_free(inp);
talloc_free(cfg);
}
int main(int argc, char **argv)
{
osmo_init_logging(&log_info);
test_endp_name_rewriting();
test_rqnt_cb();
printf("All tests passed.\n");
return 0;
}
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