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/*
* $Id: notify.h,v 1.1.1.1 2005/06/13 16:47:47 bogdan_iancu Exp $
*
* Copyright (C) 2001-2003 FhG Fokus
*
* This file is part of openser, a free SIP server.
*
* openser 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
*
* openser 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef NOTIFY_H
#define NOTIFY_H
#include "../../str.h"
#include "urecord.h"
#include "../../parser/msg_parser.h"
/* FIXME: Possible race condition - a record pointer will be put in notify_record, domain lock
* will be released, meanwhile pa module unregisters the callback and contacts will be removed
* too, then the record will be removed and notify_record will point to an non-existent structure
*/
struct urecord;
typedef enum pres_state {
PRES_OFFLINE = 0,
PRES_ONLINE
} pres_state_t;
typedef void (*notcb_t)(str* _user, str* _contact, pres_state_t _p, void* _d);
typedef int (*register_watcher_t)(str* _f, str* _t, notcb_t _c, void* _data);
typedef int (*unregister_watcher_t)(str* _f, str* _t, notcb_t _c, void* _data);
typedef struct notify_cb {
notcb_t cb;
void* data;
struct notify_cb* next;
} notify_cb_t;
void notify_watchers(struct urecord* _r, ucontact_t *_c, int state);
int add_watcher(struct urecord* _r, notcb_t _c, void* _d);
int remove_watcher(struct urecord* _r, notcb_t _c, void* _d);
int register_watcher(str* _d, str* _a, notcb_t _c, void* _data);
int unregister_watcher(str* _d, str* _a, notcb_t _c, void* _data);
int post_script(struct sip_msg* _m, void* param);
#endif /* NOTIFY_H */
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