dlg_handlers.h

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/*
 * Copyright (C) 2006 Voice System SRL
 *
 * 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * History:
 * --------
 * 2006-04-14  initial version (bogdan)
 * 2007-03-06  syncronized state machine added for dialog state. New tranzition
 *             design based on events; removed num_1xx and num_2xx (bogdan)
 */


#ifndef _DIALOG_DLG_HANDLERS_H_
#define _DIALOG_DLG_HANDLERS_H_

#include "../../parser/msg_parser.h"
#include "../../str.h"
#include "../../pvar.h"
#include "../../modules/tm/t_hooks.h"
#include "dlg_timer.h"

#define MAX_DLG_RR_PARAM_NAME 32

/* values for the sequential match mode */
#define SEQ_MATCH_STRICT_ID  0
#define SEQ_MATCH_FALLBACK   1
#define SEQ_MATCH_NO_ID      2


void init_dlg_handlers(char *rr_param, int dlg_flag,
                pv_spec_t *timeout_avp, int default_timeout,
                int seq_match_mode);


void destroy_dlg_handlers(void);


int populate_leg_info(dlg_cell_t *dlg, sip_msg_t *msg,
        tm_cell_t *t, unsigned int leg, str *tag);


void dlg_onreq(tm_cell_t *t, int type, struct tmcb_params *param);


void dlg_onroute(sip_msg_t *req, str *rr_param, void *param);


void dlg_ontimeout(dlg_tl_t *tl);


int dlg_new_dialog(sip_msg_t *req, tm_cell_t *t, const int run_initial_cbs);


int pv_get_dlg_lifetime(sip_msg_t *msg, pv_param_t *param,
                pv_value_t *res);


int pv_get_dlg_status(sip_msg_t *msg, pv_param_t *param,
                pv_value_t *res);


void dlg_tmcb_dummy(tm_cell_t *t, int type, struct tmcb_params *param);

dlg_cell_t *dlg_get_msg_dialog(sip_msg_t *msg);

dlg_iuid_t *dlg_get_iuid_shm_clone(dlg_cell_t *dlg);

void dlg_iuid_sfree(void *iuid);

int dlg_manage(sip_msg_t *msg);

#endif