/*
 * imc module - instant messaging conferencing implementation
 *
 * Copyright (C) 2006 Voice Sistem S.R.L.
 *
 * This file is part of Kamailio, a free SIP server.
 *
 * Kamailio 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
 *
 * Kamailio 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 _IMC_MNG_H_
#define _IMC_MNG_H_


#include "../../lib/srdb1/db.h"
#include "../../core/locking.h"
#include "../../core/str.h"
#include "../../core/parser/parse_from.h"

#define IMC_MEMBER_OWNER (1 << 0)
#define IMC_MEMBER_ADMIN (1 << 1)
#define IMC_MEMBER_INVITED (1 << 2)
#define IMC_MEMBER_DELETED (1 << 3)
#define IMC_MEMBER_SKIP (1 << 4)

#define IMC_MEMBER_OWNER_STR "owner"
#define IMC_MEMBER_ADMIN_STR "admin"
#define IMC_MEMBER_STR "member"

extern db1_con_t *imc_db;
extern db_func_t imc_dbf;

extern int db_mode;

extern str rooms_table;
extern str members_table;

extern str imc_col_username;
extern str imc_col_domain;
extern str imc_col_flag;
extern str imc_col_room;
extern str imc_col_name;

typedef struct _imc_member
{
	unsigned int hashid;
	str uri;
	str user;
	str domain;
	int flags;
	struct _imc_member *next;
	struct _imc_member *prev;
} imc_member_t, *imc_member_p;

#define IMC_ROOM_PRIV (1 << 0)
#define IMC_ROOM_DELETED (1 << 1)
typedef struct del_member
{
	str room_name;
	str room_domain;
	str inv_uri;
	str member_name;
	str member_domain;
} del_member_t;


typedef struct _imc_room
{
	unsigned int hashid;
	str uri;
	str name;
	str domain;
	int flags;
	int nr_of_members;
	imc_member_p members;
	struct _imc_room *next;
	struct _imc_room *prev;
} imc_room_t, *imc_room_p;

typedef struct _imc_hentry
{
	imc_room_p rooms;
	gen_lock_t lock;
} imc_hentry_t, *imc_hentry_p;

int load_rooms_from_db();
int add_room_to_db(imc_room_p room);
int remove_room_from_db(imc_room_p room);
int add_room_member_to_db(imc_member_p member, imc_room_p room, int flag);
int modify_room_member_in_db(imc_member_p member, imc_room_p room, int flag);
int remove_room_member_from_db(imc_member_p member, imc_room_p room);

imc_member_p imc_add_member(imc_room_p room, str *user, str *domain, int flags);
int imc_modify_member(imc_room_p room, str *user, str *domain, int flags);
imc_member_p imc_get_member(imc_room_p room, str *user, str *domain);
int imc_del_member(imc_room_p room, str *user, str *domain);

imc_room_p imc_add_room(str *name, str *domain, int flags);
imc_room_p imc_get_room(str *name, str *domain);
int imc_del_room(str *name, str *domain);
int imc_release_room(imc_room_p room);

int imc_htable_init(void);
int imc_htable_destroy(void);


#endif
