| /* Generic signalling/notification infrastructure */ |
| /* (C) 2009 by Holger Hans Peter Freyther <zecke@selfish.org> |
| * (C) 2009 by Harald Welte <laforge@gnumonks.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 OPENBSC_SIGNAL_H |
| #define OPENBSC_SIGNAL_H |
| |
| #include <stdlib.h> |
| #include <errno.h> |
| |
| #include <openbsc/gsm_data.h> |
| #include <openbsc/gsm_subscriber.h> |
| |
| |
| /* |
| * Signalling subsystems |
| */ |
| enum signal_subsystems { |
| SS_PAGING, |
| SS_SMS, |
| SS_ABISIP, |
| }; |
| |
| /* SS_PAGING signals */ |
| enum signal_paging { |
| S_PAGING_COMPLETED, |
| }; |
| |
| /* SS_ABISIP signals */ |
| enum signal_abisip { |
| S_ABISIP_BIND_ACK, |
| }; |
| |
| typedef int signal_cbfn(unsigned int subsys, unsigned int signal, |
| void *handler_data, void *signal_data); |
| |
| struct paging_signal_data { |
| struct gsm_subscriber *subscr; |
| struct gsm_bts *bts; |
| |
| /* NULL in case the paging didn't work */ |
| struct gsm_lchan *lchan; |
| }; |
| |
| /* Management */ |
| int register_signal_handler(unsigned int subsys, signal_cbfn *cbfn, void *data); |
| void unregister_signal_handler(unsigned int subsys, signal_cbfn *cbfn, void *data); |
| |
| /* Dispatch */ |
| void dispatch_signal(unsigned int subsys, unsigned int signal, void *signal_data); |
| |
| |
| #endif |