mirror of https://gerrit.osmocom.org/libosmocore
158 lines
4.1 KiB
C
158 lines
4.1 KiB
C
/*
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* (C) 2012 by Harald Welte <laforge@gnumonks.org>
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* All Rights Reserved
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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*/
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#include <string.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <osmocom/gsm/protocol/gsm_04_08.h>
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#include <osmocom/gsm/gsm48_ie.h>
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#include <osmocom/gsm/gsm48.h>
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#include <osmocom/gsm/mncc.h>
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#include <osmocom/core/backtrace.h>
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#include <osmocom/core/utils.h>
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#include <osmocom/core/msgb.h>
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static const uint8_t csd_9600_v110_lv[] = { 0x07, 0xa1, 0xb8, 0x89, 0x21, 0x15, 0x63, 0x80 };
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static const struct gsm_mncc_bearer_cap bcap_csd_9600_v110 = {
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.transfer = GSM48_BCAP_ITCAP_UNR_DIG_INF,
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.mode = GSM48_BCAP_TMOD_CIRCUIT,
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.coding = GSM48_BCAP_CODING_GSM_STD,
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.radio = GSM48_BCAP_RRQ_FR_ONLY,
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.speech_ver[0]= -1,
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.data = {
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.rate_adaption = GSM48_BCAP_RA_V110_X30,
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.sig_access = GSM48_BCAP_SA_I440_I450,
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.async = 1,
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.nr_stop_bits = 1,
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.nr_data_bits = 8,
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.user_rate = GSM48_BCAP_UR_9600,
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.parity = GSM48_BCAP_PAR_NONE,
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.interm_rate = GSM48_BCAP_IR_16k,
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.transp = GSM48_BCAP_TR_TRANSP,
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.modem_type = GSM48_BCAP_MT_NONE,
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},
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};
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static const uint8_t speech_all_lv[] = { 0x06, 0x60, 0x04, 0x02, 0x00, 0x05, 0x81 };
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static const struct gsm_mncc_bearer_cap bcap_speech_all = {
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.transfer = GSM48_BCAP_ITCAP_SPEECH,
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.mode = GSM48_BCAP_TMOD_CIRCUIT,
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.coding = GSM48_BCAP_CODING_GSM_STD,
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.radio = GSM48_BCAP_RRQ_DUAL_FR,
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.speech_ver = {
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4, 2, 0, 5, 1, -1,
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},
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};
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struct bcap_test {
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const uint8_t *lv;
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const struct gsm_mncc_bearer_cap *bc;
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const char *name;
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};
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static const struct bcap_test bcap_tests[] = {
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{ csd_9600_v110_lv, &bcap_csd_9600_v110, "CSD 9600/V.110/transparent" },
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{ speech_all_lv, &bcap_speech_all, "Speech, all codecs" },
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};
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static int test_bearer_cap()
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{
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struct gsm_mncc_bearer_cap bc;
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int i, rc;
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for (i = 0; i < ARRAY_SIZE(bcap_tests); i++) {
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struct msgb *msg = msgb_alloc(100, "test");
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int lv_len;
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memset(&bc, 0, sizeof(bc));
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/* test decoding */
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rc = gsm48_decode_bearer_cap(&bc, bcap_tests[i].lv);
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if (rc < 0) {
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fprintf(stderr, "Error decoding %s\n",
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bcap_tests[i].name);
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return rc;
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}
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if (memcmp(&bc, bcap_tests[i].bc, sizeof(bc))) {
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fprintf(stderr, "Incorrect decoded result of %s:\n",
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bcap_tests[i].name);
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fprintf(stderr, " should: %s\n",
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osmo_hexdump((uint8_t *) bcap_tests[i].bc, sizeof(bc)));
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fprintf(stderr, " is: %s\n",
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osmo_hexdump((uint8_t *) &bc, sizeof(bc)));
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return -1;
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}
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/* also test re-encode? */
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rc = gsm48_encode_bearer_cap(msg, 1, &bc);
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if (rc < 0) {
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fprintf(stderr, "Error encoding %s\n",
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bcap_tests[i].name);
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return rc;
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}
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lv_len = bcap_tests[i].lv[0]+1;
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if (memcmp(msg->data, bcap_tests[i].lv, lv_len)) {
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fprintf(stderr, "Incorrect encoded result of %s:\n",
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bcap_tests[i].name);
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fprintf(stderr, " should: %s\n",
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osmo_hexdump(bcap_tests[i].lv, lv_len));
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fprintf(stderr, " is: %s\n",
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osmo_hexdump(msg->data, msg->len));
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return -1;
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}
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printf("Test `%s' passed\n", bcap_tests[i].name);
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msgb_free(msg);
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}
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return 0;
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}
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static void test_mid_from_tmsi(void)
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{
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static const uint8_t res[] = { 0x17, 0x05, 0xf4, 0xaa, 0xbb, 0xcc, 0xdd };
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uint32_t tmsi = 0xAABBCCDD;
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uint8_t buf[3 + sizeof(uint32_t)];
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printf("Simple TMSI encoding test....");
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memset(&buf, 0xFE, sizeof(buf));
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gsm48_generate_mid_from_tmsi(buf, tmsi);
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OSMO_ASSERT(memcmp(buf, res, sizeof(res)) == 0);
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printf("passed\n");
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}
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int main(int argc, char **argv)
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{
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msgb_talloc_ctx_init(NULL, 0);
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test_bearer_cap();
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test_mid_from_tmsi();
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return EXIT_SUCCESS;
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}
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