1*2882Svi117747 /* 2*2882Svi117747 * CDDL HEADER START 3*2882Svi117747 * 4*2882Svi117747 * The contents of this file are subject to the terms of the 5*2882Svi117747 * Common Development and Distribution License (the "License"). 6*2882Svi117747 * You may not use this file except in compliance with the License. 7*2882Svi117747 * 8*2882Svi117747 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9*2882Svi117747 * or http://www.opensolaris.org/os/licensing. 10*2882Svi117747 * See the License for the specific language governing permissions 11*2882Svi117747 * and limitations under the License. 12*2882Svi117747 * 13*2882Svi117747 * When distributing Covered Code, include this CDDL HEADER in each 14*2882Svi117747 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15*2882Svi117747 * If applicable, add the following below this CDDL HEADER, with the 16*2882Svi117747 * fields enclosed by brackets "[]" replaced with your own identifying 17*2882Svi117747 * information: Portions Copyright [yyyy] [name of copyright owner] 18*2882Svi117747 * 19*2882Svi117747 * CDDL HEADER END 20*2882Svi117747 */ 21*2882Svi117747 22*2882Svi117747 /* 23*2882Svi117747 * Copyright 2006 Sun Microsystems, Inc. All rights reserved. 24*2882Svi117747 * Use is subject to license terms. 25*2882Svi117747 */ 26*2882Svi117747 27*2882Svi117747 #ifndef _SIP_DIALOG_H 28*2882Svi117747 #define _SIP_DIALOG_H 29*2882Svi117747 30*2882Svi117747 #pragma ident "%Z%%M% %I% %E% SMI" 31*2882Svi117747 32*2882Svi117747 #ifdef __cplusplus 33*2882Svi117747 extern "C" { 34*2882Svi117747 #endif 35*2882Svi117747 36*2882Svi117747 /* 37*2882Svi117747 * Dialogs are linked in their own list. 38*2882Svi117747 */ 39*2882Svi117747 40*2882Svi117747 41*2882Svi117747 /* This is always done within sip_dlg_mutex */ 42*2882Svi117747 #define SIP_DLG_REFCNT_INCR(dialog) \ 43*2882Svi117747 (dialog)->sip_dlg_ref_cnt++; 44*2882Svi117747 45*2882Svi117747 #define SIP_DLG_REFCNT_DECR(dialog) { \ 46*2882Svi117747 (void) pthread_mutex_lock(&((dialog)->sip_dlg_mutex)); \ 47*2882Svi117747 assert((dialog)->sip_dlg_ref_cnt > 0); \ 48*2882Svi117747 (dialog)->sip_dlg_ref_cnt--; \ 49*2882Svi117747 if ((dialog)->sip_dlg_ref_cnt == 0 && \ 50*2882Svi117747 (dialog)->sip_dlg_state == SIP_DLG_DESTROYED) { \ 51*2882Svi117747 (void) pthread_mutex_unlock(&((dialog)->sip_dlg_mutex)); \ 52*2882Svi117747 sip_dialog_delete(dialog); \ 53*2882Svi117747 } else { \ 54*2882Svi117747 (void) pthread_mutex_unlock(&((dialog)->sip_dlg_mutex));\ 55*2882Svi117747 } \ 56*2882Svi117747 } 57*2882Svi117747 58*2882Svi117747 /* The dialog structure */ 59*2882Svi117747 typedef struct sip_dialog 60*2882Svi117747 { 61*2882Svi117747 _sip_header_t *sip_dlg_remote_uri_tag; 62*2882Svi117747 _sip_header_t *sip_dlg_local_uri_tag; 63*2882Svi117747 _sip_header_t *sip_dlg_remote_target; 64*2882Svi117747 _sip_header_t *sip_dlg_route_set; 65*2882Svi117747 _sip_header_t *sip_dlg_event; 66*2882Svi117747 sip_str_t sip_dlg_rset; 67*2882Svi117747 sip_str_t sip_dlg_req_uri; 68*2882Svi117747 _sip_header_t *sip_dlg_call_id; 69*2882Svi117747 uint32_t sip_dlg_local_cseq; 70*2882Svi117747 uint32_t sip_dlg_remote_cseq; 71*2882Svi117747 uint16_t sip_dlg_id[8]; 72*2882Svi117747 boolean_t sip_dlg_secure; 73*2882Svi117747 dialog_state_t sip_dlg_state; 74*2882Svi117747 int sip_dlg_type; /* CALLEE or CALLER */ 75*2882Svi117747 pthread_mutex_t sip_dlg_mutex; 76*2882Svi117747 uint32_t sip_dlg_ref_cnt; 77*2882Svi117747 sip_timer_t sip_dlg_timer; /* to delete partial dialogs */ 78*2882Svi117747 boolean_t sip_dlg_on_fork; 79*2882Svi117747 sip_method_t sip_dlg_method; 80*2882Svi117747 void *sip_dlg_ctxt; /* currently unused */ 81*2882Svi117747 } _sip_dialog_t; 82*2882Svi117747 83*2882Svi117747 void sip_dialog_init(void (*sip_ulp_dlg_del)(sip_dialog_t, 84*2882Svi117747 sip_msg_t, void *), 85*2882Svi117747 void (*ulp_dlg_state)(sip_dialog_t, sip_msg_t, 86*2882Svi117747 int, int)); 87*2882Svi117747 sip_dialog_t sip_dialog_create(_sip_msg_t *, _sip_msg_t *, int); 88*2882Svi117747 sip_dialog_t sip_dialog_find(_sip_msg_t *); 89*2882Svi117747 int sip_dialog_process(_sip_msg_t *, sip_dialog_t *); 90*2882Svi117747 sip_dialog_t sip_update_dialog(sip_dialog_t, _sip_msg_t *); 91*2882Svi117747 void sip_dialog_terminate(sip_dialog_t, sip_msg_t); 92*2882Svi117747 sip_dialog_t sip_seed_dialog(sip_conn_object_t, _sip_msg_t *, 93*2882Svi117747 boolean_t, int); 94*2882Svi117747 char *sip_dialog_req_uri(sip_dialog_t); 95*2882Svi117747 void sip_dialog_delete(_sip_dialog_t *); 96*2882Svi117747 extern boolean_t sip_incomplete_dialog(sip_dialog_t); 97*2882Svi117747 98*2882Svi117747 #ifdef __cplusplus 99*2882Svi117747 } 100*2882Svi117747 #endif 101*2882Svi117747 102*2882Svi117747 #endif /* _SIP_DIALOG_H */ 103