74 lines
2.2 KiB
C
74 lines
2.2 KiB
C
/* Paging helper and manager.... */
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/* (C) 2009 by Holger Hans Peter Freyther <zecke@selfish.org>
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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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#ifndef PAGING_H
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#define PAGING_H
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#include <stdlib.h>
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#include <string.h>
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#include <osmocom/core/linuxlist.h>
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#include "gsm_data.h"
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#include "gsm_subscriber.h"
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#include <osmocom/core/timer.h>
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/**
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* A pending paging request
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*/
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struct gsm_paging_request {
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/* list_head for list of all paging requests */
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struct llist_head entry;
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/* the subscriber which we're paging. Later gsm_paging_request
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* should probably become a part of the gsm_subscriber struct? */
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struct gsm_subscriber *subscr;
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/* back-pointer to the BTS on which we are paging */
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struct gsm_bts *bts;
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/* what kind of channel type do we ask the MS to establish */
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int chan_type;
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/* Timer 3113: how long do we try to page? */
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struct osmo_timer_list T3113;
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/* How often did we ask the BTS to page? */
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int attempts;
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/* callback to be called in case paging completes */
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gsm_cbfn *cbfn;
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void *cbfn_param;
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};
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/* schedule paging request */
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int paging_request(struct gsm_network *network, struct gsm_subscriber *subscr,
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int type, gsm_cbfn *cbfn, void *data);
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/* stop paging requests */
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void paging_request_stop(struct gsm_bts *bts, struct gsm_subscriber *subscr,
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struct gsm_subscriber_connection *conn,
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struct msgb *msg);
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/* update paging load */
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void paging_update_buffer_space(struct gsm_bts *bts, uint16_t);
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/* pending paging requests */
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unsigned int paging_pending_requests_nr(struct gsm_bts *bts);
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void *paging_get_data(struct gsm_bts *bts, struct gsm_subscriber *subscr);
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#endif
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