2N/A/*
2N/A * CDDL HEADER START
2N/A *
2N/A * The contents of this file are subject to the terms of the
2N/A * Common Development and Distribution License (the "License").
2N/A * You may not use this file except in compliance with the License.
2N/A *
2N/A * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
2N/A * or http://www.opensolaris.org/os/licensing.
2N/A * See the License for the specific language governing permissions
2N/A * and limitations under the License.
2N/A *
2N/A * When distributing Covered Code, include this CDDL HEADER in each
2N/A * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
2N/A * If applicable, add the following below this CDDL HEADER, with the
2N/A * fields enclosed by brackets "[]" replaced with your own identifying
2N/A * information: Portions Copyright [yyyy] [name of copyright owner]
2N/A *
2N/A * CDDL HEADER END
2N/A */
2N/A
2N/A/*
2N/A * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
2N/A * Use is subject to license terms.
2N/A */
2N/A
2N/A#ifndef _SIP_DIALOG_H
2N/A#define _SIP_DIALOG_H
2N/A
2N/A#pragma ident "%Z%%M% %I% %E% SMI"
2N/A
2N/A#ifdef __cplusplus
2N/Aextern "C" {
2N/A#endif
2N/A
2N/A#include <pthread.h>
2N/A#include <sip.h>
2N/A#include <sys/types.h>
2N/A
2N/A#include "sip_msg.h"
2N/A#include "sip_miscdefs.h"
2N/A
2N/A/*
2N/A * Dialogs are linked in their own list.
2N/A */
2N/A
2N/A
2N/A/* This is always done within sip_dlg_mutex */
2N/A#define SIP_DLG_REFCNT_INCR(dialog) \
2N/A (dialog)->sip_dlg_ref_cnt++;
2N/A
2N/A#define SIP_DLG_REFCNT_DECR(dialog) { \
2N/A (void) pthread_mutex_lock(&((dialog)->sip_dlg_mutex)); \
2N/A assert((dialog)->sip_dlg_ref_cnt > 0); \
2N/A (dialog)->sip_dlg_ref_cnt--; \
2N/A if ((dialog)->sip_dlg_ref_cnt == 0 && \
2N/A (dialog)->sip_dlg_state == SIP_DLG_DESTROYED) { \
2N/A (void) pthread_mutex_unlock(&((dialog)->sip_dlg_mutex)); \
2N/A sip_dialog_delete(dialog); \
2N/A } else { \
2N/A (void) pthread_mutex_unlock(&((dialog)->sip_dlg_mutex));\
2N/A } \
2N/A}
2N/A
2N/A/* The dialog structure */
2N/Atypedef struct sip_dialog
2N/A{
2N/A _sip_header_t *sip_dlg_remote_uri_tag;
2N/A _sip_header_t *sip_dlg_local_uri_tag;
2N/A _sip_header_t *sip_dlg_remote_target;
2N/A _sip_header_t *sip_dlg_local_contact;
2N/A _sip_header_t *sip_dlg_new_local_contact; /* for re-INVITE */
2N/A _sip_header_t *sip_dlg_route_set;
2N/A _sip_header_t *sip_dlg_event;
2N/A sip_str_t sip_dlg_rset;
2N/A sip_str_t sip_dlg_req_uri;
2N/A _sip_header_t *sip_dlg_call_id;
2N/A uint32_t sip_dlg_local_cseq;
2N/A uint32_t sip_dlg_remote_cseq;
2N/A uint16_t sip_dlg_id[8];
2N/A boolean_t sip_dlg_secure;
2N/A dialog_state_t sip_dlg_state;
2N/A int sip_dlg_type; /* CALLEE or CALLER */
2N/A pthread_mutex_t sip_dlg_mutex;
2N/A uint32_t sip_dlg_ref_cnt;
2N/A sip_timer_t sip_dlg_timer; /* to delete partial dialogs */
2N/A boolean_t sip_dlg_on_fork;
2N/A sip_method_t sip_dlg_method;
2N/A void *sip_dlg_ctxt; /* currently unused */
2N/A int sip_dlg_msgcnt;
2N/A sip_log_t sip_dlg_log[SIP_DLG_DESTROYED + 1];
2N/A} _sip_dialog_t;
2N/A
2N/Avoid sip_dialog_init(void (*sip_ulp_dlg_del)(sip_dialog_t,
2N/A sip_msg_t, void *),
2N/A void (*ulp_dlg_state)(sip_dialog_t, sip_msg_t,
2N/A int, int));
2N/Asip_dialog_t sip_dialog_create(_sip_msg_t *, _sip_msg_t *, int);
2N/Asip_dialog_t sip_dialog_find(_sip_msg_t *);
2N/Aint sip_dialog_process(_sip_msg_t *, sip_dialog_t *);
2N/Asip_dialog_t sip_update_dialog(sip_dialog_t, _sip_msg_t *);
2N/Avoid sip_dialog_add_new_contact(sip_dialog_t, _sip_msg_t *);
2N/Avoid sip_dialog_terminate(sip_dialog_t, sip_msg_t);
2N/Asip_dialog_t sip_seed_dialog(sip_conn_object_t, _sip_msg_t *,
2N/A boolean_t, int);
2N/Achar *sip_dialog_req_uri(sip_dialog_t);
2N/Avoid sip_dialog_delete(_sip_dialog_t *);
2N/Aextern char *sip_get_dialog_state_str(int);
2N/Aextern boolean_t sip_incomplete_dialog(sip_dialog_t);
2N/A
2N/A#ifdef __cplusplus
2N/A}
2N/A#endif
2N/A
2N/A#endif /* _SIP_DIALOG_H */