140cb5e5dSvi /* 240cb5e5dSvi * CDDL HEADER START 340cb5e5dSvi * 440cb5e5dSvi * The contents of this file are subject to the terms of the 540cb5e5dSvi * Common Development and Distribution License (the "License"). 640cb5e5dSvi * You may not use this file except in compliance with the License. 740cb5e5dSvi * 840cb5e5dSvi * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 940cb5e5dSvi * or http://www.opensolaris.org/os/licensing. 1040cb5e5dSvi * See the License for the specific language governing permissions 1140cb5e5dSvi * and limitations under the License. 1240cb5e5dSvi * 1340cb5e5dSvi * When distributing Covered Code, include this CDDL HEADER in each 1440cb5e5dSvi * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 1540cb5e5dSvi * If applicable, add the following below this CDDL HEADER, with the 1640cb5e5dSvi * fields enclosed by brackets "[]" replaced with your own identifying 1740cb5e5dSvi * information: Portions Copyright [yyyy] [name of copyright owner] 1840cb5e5dSvi * 1940cb5e5dSvi * CDDL HEADER END 2040cb5e5dSvi */ 2140cb5e5dSvi 2240cb5e5dSvi /* 23*943efbc3Sgm * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 2440cb5e5dSvi * Use is subject to license terms. 2540cb5e5dSvi */ 2640cb5e5dSvi 2740cb5e5dSvi #ifndef _SIP_DIALOG_H 2840cb5e5dSvi #define _SIP_DIALOG_H 2940cb5e5dSvi 3040cb5e5dSvi #ifdef __cplusplus 3140cb5e5dSvi extern "C" { 3240cb5e5dSvi #endif 3340cb5e5dSvi 342c2c4183Svi #include <pthread.h> 352c2c4183Svi #include <sip.h> 362c2c4183Svi #include <sys/types.h> 372c2c4183Svi 382c2c4183Svi #include "sip_msg.h" 392c2c4183Svi #include "sip_miscdefs.h" 402c2c4183Svi 4140cb5e5dSvi /* 4240cb5e5dSvi * Dialogs are linked in their own list. 4340cb5e5dSvi */ 4440cb5e5dSvi 4540cb5e5dSvi 4640cb5e5dSvi /* This is always done within sip_dlg_mutex */ 4740cb5e5dSvi #define SIP_DLG_REFCNT_INCR(dialog) \ 4840cb5e5dSvi (dialog)->sip_dlg_ref_cnt++; 4940cb5e5dSvi 5040cb5e5dSvi #define SIP_DLG_REFCNT_DECR(dialog) { \ 5140cb5e5dSvi (void) pthread_mutex_lock(&((dialog)->sip_dlg_mutex)); \ 5240cb5e5dSvi assert((dialog)->sip_dlg_ref_cnt > 0); \ 5340cb5e5dSvi (dialog)->sip_dlg_ref_cnt--; \ 5440cb5e5dSvi if ((dialog)->sip_dlg_ref_cnt == 0 && \ 5540cb5e5dSvi (dialog)->sip_dlg_state == SIP_DLG_DESTROYED) { \ 5640cb5e5dSvi (void) pthread_mutex_unlock(&((dialog)->sip_dlg_mutex)); \ 5740cb5e5dSvi sip_dialog_delete(dialog); \ 5840cb5e5dSvi } else { \ 5940cb5e5dSvi (void) pthread_mutex_unlock(&((dialog)->sip_dlg_mutex));\ 6040cb5e5dSvi } \ 6140cb5e5dSvi } 6240cb5e5dSvi 6340cb5e5dSvi /* The dialog structure */ 6440cb5e5dSvi typedef struct sip_dialog 6540cb5e5dSvi { 6640cb5e5dSvi _sip_header_t *sip_dlg_remote_uri_tag; 6740cb5e5dSvi _sip_header_t *sip_dlg_local_uri_tag; 6840cb5e5dSvi _sip_header_t *sip_dlg_remote_target; 69d8a40387Sgm _sip_header_t *sip_dlg_local_contact; 70d8a40387Sgm _sip_header_t *sip_dlg_new_local_contact; /* for re-INVITE */ 7140cb5e5dSvi _sip_header_t *sip_dlg_route_set; 7240cb5e5dSvi _sip_header_t *sip_dlg_event; 7340cb5e5dSvi sip_str_t sip_dlg_rset; 7440cb5e5dSvi sip_str_t sip_dlg_req_uri; 7540cb5e5dSvi _sip_header_t *sip_dlg_call_id; 7640cb5e5dSvi uint32_t sip_dlg_local_cseq; 7740cb5e5dSvi uint32_t sip_dlg_remote_cseq; 7840cb5e5dSvi uint16_t sip_dlg_id[8]; 7940cb5e5dSvi boolean_t sip_dlg_secure; 8040cb5e5dSvi dialog_state_t sip_dlg_state; 8140cb5e5dSvi int sip_dlg_type; /* CALLEE or CALLER */ 8240cb5e5dSvi pthread_mutex_t sip_dlg_mutex; 8340cb5e5dSvi uint32_t sip_dlg_ref_cnt; 8440cb5e5dSvi sip_timer_t sip_dlg_timer; /* to delete partial dialogs */ 8540cb5e5dSvi boolean_t sip_dlg_on_fork; 8640cb5e5dSvi sip_method_t sip_dlg_method; 8740cb5e5dSvi void *sip_dlg_ctxt; /* currently unused */ 88*943efbc3Sgm int sip_dlg_msgcnt; 89*943efbc3Sgm sip_log_t sip_dlg_log[SIP_DLG_DESTROYED + 1]; 9040cb5e5dSvi } _sip_dialog_t; 9140cb5e5dSvi 9240cb5e5dSvi void sip_dialog_init(void (*sip_ulp_dlg_del)(sip_dialog_t, 9340cb5e5dSvi sip_msg_t, void *), 9440cb5e5dSvi void (*ulp_dlg_state)(sip_dialog_t, sip_msg_t, 9540cb5e5dSvi int, int)); 9640cb5e5dSvi sip_dialog_t sip_dialog_create(_sip_msg_t *, _sip_msg_t *, int); 9740cb5e5dSvi sip_dialog_t sip_dialog_find(_sip_msg_t *); 9840cb5e5dSvi int sip_dialog_process(_sip_msg_t *, sip_dialog_t *); 9940cb5e5dSvi sip_dialog_t sip_update_dialog(sip_dialog_t, _sip_msg_t *); 100d8a40387Sgm void sip_dialog_add_new_contact(sip_dialog_t, _sip_msg_t *); 10140cb5e5dSvi void sip_dialog_terminate(sip_dialog_t, sip_msg_t); 10240cb5e5dSvi sip_dialog_t sip_seed_dialog(sip_conn_object_t, _sip_msg_t *, 10340cb5e5dSvi boolean_t, int); 10440cb5e5dSvi char *sip_dialog_req_uri(sip_dialog_t); 10540cb5e5dSvi void sip_dialog_delete(_sip_dialog_t *); 106*943efbc3Sgm extern char *sip_get_dialog_state_str(int); 10740cb5e5dSvi extern boolean_t sip_incomplete_dialog(sip_dialog_t); 10840cb5e5dSvi 10940cb5e5dSvi #ifdef __cplusplus 11040cb5e5dSvi } 11140cb5e5dSvi #endif 11240cb5e5dSvi 11340cb5e5dSvi #endif /* _SIP_DIALOG_H */ 114