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/*
* (C) 2018 by sysmocom - s.f.m.c. GmbH
* All Rights Reserved
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*/
#include <osmocom/gsm/gsm29205.h>
#include <osmocom/core/msgb.h>
#include <osmocom/gsm/protocol/gsm_08_08.h>
#include <osmocom/gsm/gsm0808.h>
#include <osmocom/gsm/tlv.h>
#include <osmocom/core/logging.h>
#include <osmocom/core/application.h>
#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <string.h>
#include <errno.h>
static void test_gcr()
{
static const uint8_t res[] = {
0x03, /* .net_len */
0x51, 0x52, 0x53, /* .net */
0x02, /* .node length */
0xde, 0xad, /* .node */
0x05, /* length of Call. Ref. */
0x41, 0x42, 0x43, 0x44, 0x45 /* .cr - Call. Ref. */
};
uint8_t len;
struct msgb *msg;
struct osmo_gcr_parsed p = {
.net_len = 0,
.net = { 0 },
.node = 0x00,
.cr = { 0 },
};
struct osmo_gcr_parsed g = {
.net_len = 3,
.net = { 0x51, 0x52, 0x53 },
.node = 0xDEAD,
.cr = { 0x41, 0x42, 0x43, 0x44, 0x45 }
};
int rc;
msg = msgb_alloc_headroom(BSSMAP_MSG_SIZE, BSSMAP_MSG_HEADROOM, "global call reference");
if (!msg)
return;
len = osmo_enc_gcr(msg, &g);
printf("Testing Global Call Reference encoder...\n\t%d bytes added: %s\n",
len, len == ARRAY_SIZE(res) ? "OK" : "FAIL");
if (!msgb_eq_data_print(msg, res, ARRAY_SIZE(res)))
abort();
rc = osmo_dec_gcr(&p, msgb_data(msg), msgb_length(msg));
if (rc < 0) {
printf("decoding failed: %s [%s]\n", strerror(-rc), msgb_hexdump(msg));
abort();
}
if (p.net_len != g.net_len) {
printf("Network ID length parsed wrong: %u != %u\n", p.net_len, g.net_len);
abort();
}
if (p.node != g.node) {
printf("Node ID parsed wrong: 0x%X != 0x%X\n", p.node, g.node);
abort();
}
if (memcmp(p.net, g.net, g.net_len) != 0) {
printf("Network ID parsed wrong: %s\n", osmo_hexdump(p.net, p.net_len));
abort();
}
if (memcmp(p.cr, g.cr, 5) != 0) {
printf("Call ref. ID parsed wrong: %s\n", osmo_hexdump(p.cr, 5));
abort();
}
printf("\tdecoded %d bytes: %s\n", rc, rc == len ? "OK" : "FAIL");
msgb_free(msg);
}
int main(int argc, char **argv)
{
osmo_init_logging2(talloc_named_const(NULL, 0, "gsm29205 test"), NULL);
printf("Testing 3GPP TS 29.205 routines...\n");
test_gcr();
printf("Done.\n");
return EXIT_SUCCESS;
}
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