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-rw-r--r--src/osmo-bsc/osmo_bsc_grace.c169
1 files changed, 0 insertions, 169 deletions
diff --git a/src/osmo-bsc/osmo_bsc_grace.c b/src/osmo-bsc/osmo_bsc_grace.c
deleted file mode 100644
index 63afa20d0..000000000
--- a/src/osmo-bsc/osmo_bsc_grace.c
+++ /dev/null
@@ -1,169 +0,0 @@
-/*
- * (C) 2010-2013 by Holger Hans Peter Freyther <zecke@selfish.org>
- * (C) 2010-2013 by On-Waves
- * 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 Affero 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 <openbsc/osmo_bsc_grace.h>
-#include <openbsc/osmo_bsc_rf.h>
-#include <openbsc/bsc_msc_data.h>
-#include <openbsc/gsm_04_80.h>
-#include <openbsc/bsc_subscriber.h>
-#include <openbsc/paging.h>
-#include <openbsc/signal.h>
-
-int bsc_grace_allow_new_connection(struct gsm_network *network, struct gsm_bts *bts)
-{
- if (bts->excl_from_rf_lock)
- return 1;
- return network->bsc_data->rf_ctrl->policy == S_RF_ON;
-}
-
-
-static int normal_paging(struct bsc_subscr *subscr, int chan_needed,
- struct bsc_msc_data *msc)
-{
- /* we can't page by lac.. we need to page everything */
- if (msc->core_lac != -1) {
- struct gsm_bts *bts;
-
- llist_for_each_entry(bts, &msc->network->bts_list, list)
- paging_request_bts(bts, subscr, chan_needed, NULL, msc);
-
- return 0;
- }
-
- return paging_request(msc->network, subscr, chan_needed, NULL, msc);
-}
-
-static int locked_paging(struct bsc_subscr *subscr, int chan_needed,
- struct bsc_msc_data *msc)
-{
- struct gsm_bts *bts = NULL;
-
- /*
- * Check if there is any BTS that is on for the given lac. Start
- * with NULL and iterate through all bts.
- */
- llist_for_each_entry(bts, &msc->network->bts_list, list) {
- /*
- * continue if the BTS is not excluded from the lock
- */
- if (!bts->excl_from_rf_lock)
- continue;
-
- /* in case of no lac patching is in place, check the BTS */
- if (msc->core_lac == -1 && subscr->lac != bts->location_area_code)
- continue;
-
- /*
- * now page on this bts
- */
- paging_request_bts(bts, subscr, chan_needed, NULL, msc);
- };
-
- /* All bts are either off or in the grace period */
- return 0;
-}
-
-/**
- * Try to not page if everything the cell is not on.
- */
-int bsc_grace_paging_request(enum signal_rf rf_policy,
- struct bsc_subscr *subscr,
- int chan_needed,
- struct bsc_msc_data *msc)
-{
- if (rf_policy == S_RF_ON)
- return normal_paging(subscr, chan_needed, msc);
- return locked_paging(subscr, chan_needed, msc);
-}
-
-static int handle_sub(struct gsm_lchan *lchan, const char *text)
-{
- struct gsm_subscriber_connection *conn;
-
- /* only send it to TCH */
- if (lchan->type != GSM_LCHAN_TCH_H && lchan->type != GSM_LCHAN_TCH_F)
- return -1;
-
- /* only send on the primary channel */
- conn = lchan->conn;
- if (!conn)
- return -1;
-
- if (conn->lchan != lchan)
- return -1;
-
- /* only when active */
- if (lchan->state != LCHAN_S_ACTIVE)
- return -1;
-
- bsc_send_ussd_notify(conn, 0, text);
- bsc_send_ussd_release_complete(conn);
-
- return 0;
-}
-
-/*
- * The place to handle the grace mode. Right now we will send
- * USSD messages to the subscriber, in the future we might start
- * a timer to have different modes for the grace period.
- */
-static int handle_grace(struct gsm_network *network)
-{
- int ts_nr, lchan_nr;
- struct gsm_bts *bts;
- struct gsm_bts_trx *trx;
-
- if (!network->bsc_data->mid_call_txt)
- return 0;
-
- llist_for_each_entry(bts, &network->bts_list, list) {
- llist_for_each_entry(trx, &bts->trx_list, list) {
- for (ts_nr = 0; ts_nr < TRX_NR_TS; ++ts_nr) {
- struct gsm_bts_trx_ts *ts = &trx->ts[ts_nr];
- for (lchan_nr = 0; lchan_nr < TS_MAX_LCHAN; ++lchan_nr) {
- handle_sub(&ts->lchan[lchan_nr],
- network->bsc_data->mid_call_txt);
- }
- }
- }
- }
- return 0;
-}
-
-static int handle_rf_signal(unsigned int subsys, unsigned int signal,
- void *handler_data, void *signal_data)
-{
- struct rf_signal_data *sig;
-
- if (subsys != SS_RF)
- return -1;
-
- sig = signal_data;
-
- if (signal == S_RF_GRACE)
- handle_grace(sig->net);
-
- return 0;
-}
-
-static __attribute__((constructor)) void on_dso_load_grace(void)
-{
- osmo_signal_register_handler(SS_RF, handle_rf_signal, NULL);
-}