| /* Management functions to allocate/release struct gsm_lchan */ |
| /* (C) 2008 by Harald Welte <laforge@gnumonks.org> |
| * (C) 2009 by Holger Hans Peter Freyther <zecke@selfish.org> |
| * 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. |
| * |
| */ |
| #ifndef _CHAN_ALLOC_H |
| #define _CHAN_ALLOC_H |
| |
| #include "gsm_subscriber.h" |
| |
| struct gsm_subscriber_connection; |
| |
| /* Special allocator for C0 of BTS */ |
| struct gsm_bts_trx_ts *ts_c0_alloc(struct gsm_bts *bts, |
| enum gsm_phys_chan_config pchan); |
| |
| /* Regular physical channel allocator */ |
| struct gsm_bts_trx_ts *ts_alloc(struct gsm_bts *bts, |
| enum gsm_phys_chan_config pchan); |
| |
| /* Regular physical channel (TS) */ |
| void ts_free(struct gsm_bts_trx_ts *ts); |
| |
| /* Find an allocated channel for a specified subscriber */ |
| struct gsm_subscriber_connection *connection_for_subscr(struct gsm_subscriber *subscr); |
| |
| /* Allocate a logical channel (SDCCH, TCH, ...) */ |
| struct gsm_lchan *lchan_alloc(struct gsm_bts *bts, enum gsm_chan_t type, int allow_bigger); |
| |
| /* Free a logical channel (SDCCH, TCH, ...) */ |
| void lchan_free(struct gsm_lchan *lchan); |
| void lchan_reset(struct gsm_lchan *lchan); |
| |
| /* Release the given lchan */ |
| int lchan_release(struct gsm_lchan *lchan, int sach_deact, int reason); |
| |
| struct load_counter { |
| unsigned int total; |
| unsigned int used; |
| }; |
| |
| struct pchan_load { |
| struct load_counter pchan[GSM_PCHAN_UNKNOWN]; |
| }; |
| |
| void bts_chan_load(struct pchan_load *cl, const struct gsm_bts *bts); |
| void network_chan_load(struct pchan_load *pl, struct gsm_network *net); |
| |
| int trx_is_usable(struct gsm_bts_trx *trx); |
| |
| #endif /* _CHAN_ALLOC_H */ |