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/* testing misc code */
/* (C) 2011 by Holger Hans Peter Freyther
* (C) 2014 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 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 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 <osmo-bts/bts.h>
#include <osmo-bts/msg_utils.h>
#include <osmo-bts/logging.h>
#include <osmocom/gsm/protocol/ipaccess.h>
#include <stdlib.h>
#include <stdio.h>
static const uint8_t ipa_rsl_connect[] = {
0x00, 0x1c, 0xff, 0x10, 0x80, 0x00, 0x0a, 0x0d,
0x63, 0x6f, 0x6d, 0x2e, 0x69, 0x70, 0x61, 0x63,
0x63, 0x65, 0x73, 0x73, 0x00, 0xe0, 0x04, 0x00,
0x00, 0xff, 0x85, 0x00, 0x81, 0x0b, 0xbb
};
static const uint8_t osmo_rsl_power[] = {
0x00, 0x18, 0xff, 0x10, 0x80, 0x00, 0x07, 0x0c,
0x6f, 0x72, 0x67, 0x2e, 0x6f, 0x73, 0x6d, 0x6f,
0x63, 0x6f, 0x6d, 0x00, 0x44, 0x02, 0x00, 0x00,
0xff, 0xfe, 0x04
};
static void test_msg_utils_ipa(void)
{
struct msgb *msg;
int rc, size;
printf("Testing IPA structure\n");
msg = msgb_alloc(sizeof(ipa_rsl_connect), "IPA test");
msg->l1h = msgb_put(msg, sizeof(ipa_rsl_connect));
memcpy(msg->l1h, ipa_rsl_connect, sizeof(ipa_rsl_connect));
rc = msg_verify_ipa_structure(msg);
OSMO_ASSERT(rc == 0);
msgb_free(msg);
/* test truncated messages and they should fail */
for (size = sizeof(ipa_rsl_connect) - 1; size >= 0; --size) {
msg = msgb_alloc(sizeof(ipa_rsl_connect) - 1, "IPA test");
msg->l1h = msgb_put(msg, size);
memcpy(msg->l1h, ipa_rsl_connect, size);
rc = msg_verify_ipa_structure(msg);
OSMO_ASSERT(rc == -1);
msgb_free(msg);
}
/* change the type of the message */
msg = msgb_alloc(sizeof(ipa_rsl_connect), "IPA test");
msg->l1h = msgb_put(msg, sizeof(ipa_rsl_connect));
memcpy(msg->l1h, ipa_rsl_connect, sizeof(ipa_rsl_connect));
msg->l1h[2] = 0x23;
rc = msg_verify_ipa_structure(msg);
OSMO_ASSERT(rc == -1);
msgb_free(msg);
}
static void test_oml_data(const uint8_t *data, const size_t len, const int exp)
{
int rc;
struct msgb *msg;
msg = msgb_alloc(len, "IPA test");
msg->l2h = msgb_put(msg, len);
memcpy(msg->l2h, data, len);
rc = msg_verify_oml_structure(msg);
if (rc >= 0)
OSMO_ASSERT(msg->l3h > msg->l2h);
OSMO_ASSERT(rc == exp);
msgb_free(msg);
}
static void test_msg_utils_oml(void)
{
static const size_t hh_size = sizeof(struct ipaccess_head);
int size;
printf("Testing OML structure\n");
/* test with IPA message */
test_oml_data(ipa_rsl_connect + hh_size,
sizeof(ipa_rsl_connect) - hh_size,
OML_MSG_TYPE_IPA);
/* test truncated messages and they should fail */
for (size = sizeof(ipa_rsl_connect) - hh_size - 1; size >=0; --size)
test_oml_data(ipa_rsl_connect + hh_size, size, -1);
/* test with Osmo message */
test_oml_data(osmo_rsl_power + hh_size,
sizeof(osmo_rsl_power) - hh_size,
OML_MSG_TYPE_OSMO);
for (size = sizeof(osmo_rsl_power) - hh_size - 1; size >=0; --size)
test_oml_data(osmo_rsl_power + hh_size, size, -1);
}
static void test_sacch_get(void)
{
struct gsm_lchan lchan;
int i, off;
printf("Testing lchan_sacch_get\n");
memset(&lchan, 0, sizeof(lchan));
/* initialize the input. */
for (i = 1; i < _MAX_SYSINFO_TYPE; ++i) {
lchan.si.valid |= (1 << i);
memset(&lchan.si.buf[i], i, sizeof(lchan.si.buf[i]));
}
/* It will start with '1' */
for (i = 1, off = 0; i <= 32; ++i) {
uint8_t *data = lchan_sacch_get(&lchan);
off = (off + 1) % _MAX_SYSINFO_TYPE;
if (off == 0)
off += 1;
//printf("i=%d (%%=%d) -> data[0]=%d\n", i, off, data[0]);
OSMO_ASSERT(data[0] == off);
}
}
int main(int argc, char **argv)
{
bts_log_init(NULL);
test_sacch_get();
test_msg_utils_ipa();
test_msg_utils_oml();
return EXIT_SUCCESS;
}
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