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/* rlcmac_types_test.c
*
* (C) 2023 by sysmocom - s.f.m.c. GmbH <info@sysmocom.de>
*
* 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.
*/
#include <stdint.h>
#include <stdio.h>
#include <osmocom/core/application.h>
#include <osmocom/core/logging.h>
#include <osmocom/core/utils.h>
#include <osmocom/core/msgb.h>
#include <osmocom/core/fsm.h>
#include <osmocom/core/timer.h>
#include <osmocom/core/select.h>
#include <osmocom/gsm/protocol/gsm_04_08.h>
#include <osmocom/gsm/gsm48_rest_octets.h>
#include <osmocom/gprs/rlcmac/rlcmac.h>
#include <osmocom/gprs/rlcmac/csn1_defs.h>
#include <osmocom/gprs/rlcmac/rlcmac_dec.h>
static void *tall_ctx = NULL;
/* SGSN->PCU->BTS --PCH--> MS containing "Paging Request Type 1" asking for PS services.
* RLCMAC will send GMMRR-PAGE.ind to GMM layer, which is in charge of orchestrating the response. */
static void test_tbf_starting_time_to_fn(const uint32_t cur_fn, const uint32_t fn)
{
const uint16_t rfn = gsm_fn2rfn(fn);
StartingTime_t st;
printf("=== %s(cur_fn=%u, fn=%u) start ===\n", __func__, cur_fn, fn);
/* TBF_STARTING_TIME -- same as 3GPP TS 44.018 §10.5.2.38 Starting Time without tag: */
st.N32 = (rfn / (26 * 51)) % 32;
st.N51 = rfn % 51;
st.N26 = rfn % 26;
printf("cur_fn=%u fn=%u rfn=%u [T1'=%u T3=%u T2=%u]\n",
cur_fn, fn, rfn, st.N32, st.N51, st.N26);
uint32_t res_fn = TBF_StartingTime_to_fn(&st, cur_fn);
printf("res_fn=%u\n", res_fn);
OSMO_ASSERT(res_fn == fn);
printf("=== %s(cur_fn=%u, fn=%u) end ===\n", __func__, cur_fn, fn);
}
static const struct log_info_cat test_log_categories[] = { };
static const struct log_info test_log_info = {
.cat = test_log_categories,
.num_cat = ARRAY_SIZE(test_log_categories),
};
int main(int argc, char *argv[])
{
tall_ctx = talloc_named_const(NULL, 1, __FILE__);
osmo_init_logging2(tall_ctx, &test_log_info);
log_parse_category_mask(osmo_stderr_target, "DLGLOBAL,1:");
osmo_fsm_log_addr(false);
log_set_print_filename2(osmo_stderr_target, LOG_FILENAME_NONE);
log_set_print_category_hex(osmo_stderr_target, 0);
log_set_print_category(osmo_stderr_target, 1);
log_set_print_level(osmo_stderr_target, 1);
log_set_use_color(osmo_stderr_target, 0);
test_tbf_starting_time_to_fn(0, 0);
test_tbf_starting_time_to_fn(0, 4);
test_tbf_starting_time_to_fn(4953, 4961);
test_tbf_starting_time_to_fn(2229729, 2229786);
test_tbf_starting_time_to_fn(2229777, 2229786);
test_tbf_starting_time_to_fn(1320458, 1320462);
talloc_free(tall_ctx);
}
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