230 lines
5.4 KiB
C
230 lines
5.4 KiB
C
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/* (C) 2008-2010 by Harald Welte <laforge@gnumonks.org>
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*
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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 Affero General Public License as published by
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* the Free Software Foundation; either version 3 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 Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <errno.h>
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#include <ctype.h>
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#include <netinet/in.h>
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#include <osmocom/core/linuxlist.h>
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#include <osmocom/core/talloc.h>
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#include <osmocom/gsm/gsm_utils.h>
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#include <osmocom/gsm/abis_nm.h>
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#include <osmocom/core/statistics.h>
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#include <openbsc/gsm_data_shared.h>
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static const struct value_string pchan_names[] = {
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{ GSM_PCHAN_NONE, "NONE" },
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{ GSM_PCHAN_CCCH, "CCCH" },
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{ GSM_PCHAN_CCCH_SDCCH4,"CCCH+SDCCH4" },
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{ GSM_PCHAN_TCH_F, "TCH/F" },
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{ GSM_PCHAN_TCH_H, "TCH/H" },
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{ GSM_PCHAN_SDCCH8_SACCH8C, "SDCCH8" },
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{ GSM_PCHAN_PDCH, "PDCH" },
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{ GSM_PCHAN_TCH_F_PDCH, "TCH/F_PDCH" },
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{ GSM_PCHAN_UNKNOWN, "UNKNOWN" },
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{ 0, NULL }
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};
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const char *gsm_pchan_name(enum gsm_phys_chan_config c)
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{
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return get_value_string(pchan_names, c);
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}
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enum gsm_phys_chan_config gsm_pchan_parse(const char *name)
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{
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return get_string_value(pchan_names, name);
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}
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static const struct value_string lchant_names[] = {
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{ GSM_LCHAN_NONE, "NONE" },
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{ GSM_LCHAN_SDCCH, "SDCCH" },
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{ GSM_LCHAN_TCH_F, "TCH/F" },
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{ GSM_LCHAN_TCH_H, "TCH/H" },
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{ GSM_LCHAN_UNKNOWN, "UNKNOWN" },
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{ 0, NULL }
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};
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const char *gsm_lchant_name(enum gsm_chan_t c)
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{
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return get_value_string(lchant_names, c);
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}
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static const struct value_string lchan_s_names[] = {
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{ LCHAN_S_NONE, "NONE" },
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{ LCHAN_S_ACT_REQ, "ACTIVATION REQUESTED" },
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{ LCHAN_S_ACTIVE, "ACTIVE" },
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{ LCHAN_S_INACTIVE, "INACTIVE" },
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{ LCHAN_S_REL_REQ, "RELEASE REQUESTED" },
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{ LCHAN_S_REL_ERR, "RELEASE DUE ERROR" },
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{ 0, NULL }
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};
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const char *gsm_lchans_name(enum gsm_lchan_state s)
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{
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return get_value_string(lchan_s_names, s);
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}
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static const struct value_string chreq_names[] = {
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{ GSM_CHREQ_REASON_EMERG, "EMERGENCY" },
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{ GSM_CHREQ_REASON_PAG, "PAGING" },
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{ GSM_CHREQ_REASON_CALL, "CALL" },
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{ GSM_CHREQ_REASON_LOCATION_UPD,"LOCATION_UPDATE" },
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{ GSM_CHREQ_REASON_OTHER, "OTHER" },
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{ 0, NULL }
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};
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const char *gsm_chreq_name(enum gsm_chreq_reason_t c)
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{
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return get_value_string(chreq_names, c);
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}
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struct gsm_bts_trx *gsm_bts_trx_alloc(struct gsm_bts *bts)
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{
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struct gsm_bts_trx *trx = talloc_zero(bts, struct gsm_bts_trx);
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int k;
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if (!trx)
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return NULL;
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trx->bts = bts;
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trx->nr = bts->num_trx++;
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trx->mo.nm_state.administrative = NM_STATE_UNLOCKED;
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for (k = 0; k < TRX_NR_TS; k++) {
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struct gsm_bts_trx_ts *ts = &trx->ts[k];
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int l;
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ts->trx = trx;
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ts->nr = k;
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ts->pchan = GSM_PCHAN_NONE;
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ts->tsc = -1;
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ts->hopping.arfcns.data_len = sizeof(ts->hopping.arfcns_data);
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ts->hopping.arfcns.data = ts->hopping.arfcns_data;
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ts->hopping.ma.data_len = sizeof(ts->hopping.ma_data);
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ts->hopping.ma.data = ts->hopping.ma_data;
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for (l = 0; l < TS_MAX_LCHAN; l++) {
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struct gsm_lchan *lchan;
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lchan = &ts->lchan[l];
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lchan->ts = ts;
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lchan->nr = l;
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lchan->type = GSM_LCHAN_NONE;
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}
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}
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if (trx->nr != 0)
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trx->nominal_power = bts->c0->nominal_power;
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llist_add_tail(&trx->list, &bts->trx_list);
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return trx;
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}
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static const uint8_t bts_nse_timer_default[] = { 3, 3, 3, 3, 30, 3, 10 };
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static const uint8_t bts_cell_timer_default[] =
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{ 3, 3, 3, 3, 3, 10, 3, 10, 3, 10, 3 };
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struct gsm_bts *gsm_bts_alloc(void *ctx)
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{
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struct gsm_bts *bts = talloc_zero(ctx, struct gsm_bts);
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int i;
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if (!bts)
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return NULL;
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bts->num_trx = 0;
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INIT_LLIST_HEAD(&bts->trx_list);
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bts->ms_max_power = 15; /* dBm */
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for (i = 0; i < ARRAY_SIZE(bts->gprs.nsvc); i++) {
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bts->gprs.nsvc[i].bts = bts;
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bts->gprs.nsvc[i].id = i;
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}
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memcpy(&bts->gprs.nse.timer, bts_nse_timer_default,
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sizeof(bts->gprs.nse.timer));
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memcpy(&bts->gprs.cell.timer, bts_cell_timer_default,
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sizeof(bts->gprs.cell.timer));
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/* create our primary TRX */
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bts->c0 = gsm_bts_trx_alloc(bts);
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if (!bts->c0) {
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talloc_free(bts);
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return NULL;
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}
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bts->c0->ts[0].pchan = GSM_PCHAN_CCCH_SDCCH4;
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bts->rach_b_thresh = -1;
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bts->rach_ldavg_slots = -1;
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bts->paging.free_chans_need = -1;
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return bts;
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}
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struct gsm_bts_trx *gsm_bts_trx_num(struct gsm_bts *bts, int num)
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{
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struct gsm_bts_trx *trx;
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if (num >= bts->num_trx)
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return NULL;
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llist_for_each_entry(trx, &bts->trx_list, list) {
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if (trx->nr == num)
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return trx;
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}
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return NULL;
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}
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static char ts2str[255];
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char *gsm_trx_name(struct gsm_bts_trx *trx)
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{
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snprintf(ts2str, sizeof(ts2str), "(bts=%d,trx=%d)",
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trx->bts->nr, trx->nr);
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return ts2str;
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}
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char *gsm_ts_name(struct gsm_bts_trx_ts *ts)
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{
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snprintf(ts2str, sizeof(ts2str), "(bts=%d,trx=%d,ts=%d)",
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ts->trx->bts->nr, ts->trx->nr, ts->nr);
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return ts2str;
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}
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char *gsm_lchan_name(struct gsm_lchan *lchan)
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{
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struct gsm_bts_trx_ts *ts = lchan->ts;
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snprintf(ts2str, sizeof(ts2str), "(bts=%d,trx=%d,ts=%d,ss=%d)",
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ts->trx->bts->nr, ts->trx->nr, ts->nr, lchan->nr);
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return ts2str;
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}
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