diff options
Diffstat (limited to 'usr/src/lib/libsip/common/sip_xaction.h')
| -rw-r--r-- | usr/src/lib/libsip/common/sip_xaction.h | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/usr/src/lib/libsip/common/sip_xaction.h b/usr/src/lib/libsip/common/sip_xaction.h new file mode 100644 index 0000000000..441599af49 --- /dev/null +++ b/usr/src/lib/libsip/common/sip_xaction.h @@ -0,0 +1,127 @@ +/* + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License (the "License"). + * You may not use this file except in compliance with the License. + * + * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE + * or http://www.opensolaris.org/os/licensing. + * See the License for the specific language governing permissions + * and limitations under the License. + * + * When distributing Covered Code, include this CDDL HEADER in each + * file and include the License file at usr/src/OPENSOLARIS.LICENSE. + * If applicable, add the following below this CDDL HEADER, with the + * fields enclosed by brackets "[]" replaced with your own identifying + * information: Portions Copyright [yyyy] [name of copyright owner] + * + * CDDL HEADER END + */ + +/* + * Copyright 2006 Sun Microsystems, Inc. All rights reserved. + * Use is subject to license terms. + */ + +#ifndef _SIP_XACTION_H +#define _SIP_XACTION_H + +#pragma ident "%Z%%M% %I% %E% SMI" + +#ifdef __cplusplus +extern "C" { +#endif + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +/* Various transaction timers */ +typedef enum sip_timer_type_s { + SIP_XACTION_TIMER_A = 0, + SIP_XACTION_TIMER_B, + SIP_XACTION_TIMER_D, + SIP_XACTION_TIMER_E, + SIP_XACTION_TIMER_F, + SIP_XACTION_TIMER_G, + SIP_XACTION_TIMER_H, + SIP_XACTION_TIMER_I, + SIP_XACTION_TIMER_J, + SIP_XACTION_TIMER_K +} sip_xaction_timer_type_t; + + +/* Increment transaction reference count */ +#define SIP_XACTION_REFCNT_INCR(trans) \ + (trans)->sip_xaction_ref_cnt++; + +/* Decrement transaction reference count */ +#define SIP_XACTION_REFCNT_DECR(trans) { \ + (void) pthread_mutex_lock(&((trans)->sip_xaction_mutex)); \ + assert((trans)->sip_xaction_ref_cnt > 0); \ + (trans)->sip_xaction_ref_cnt--; \ + if ((trans)->sip_xaction_ref_cnt == 0 && \ + SIP_IS_XACTION_TERMINATED((trans)->sip_xaction_state)) { \ + (void) pthread_mutex_unlock(&((trans)->sip_xaction_mutex));\ + sip_xaction_delete(trans); \ + } else { \ + (void) pthread_mutex_unlock(&((trans)->sip_xaction_mutex));\ + } \ +} + +/* True if transaction is in the terminated state */ +#define SIP_IS_XACTION_TERMINATED(trans_state) \ + ((trans_state) == SIP_CLNT_INV_TERMINATED || \ + (trans_state) == SIP_CLNT_NONINV_TERMINATED || \ + (trans_state) == SIP_SRV_INV_TERMINATED || \ + (trans_state) == SIP_SRV_NONINV_TERMINATED) + +/* Transaction structure */ +typedef struct sip_xaction { + char *sip_xaction_branch_id; /* Transaction id */ + uint16_t sip_xaction_hash_digest[8]; + _sip_msg_t *sip_xaction_orig_msg; /* orig request msg. */ + _sip_msg_t *sip_xaction_last_msg; /* last msg sent */ + sip_conn_object_t sip_xaction_conn_obj; + int sip_xaction_state; /* Transaction State */ + sip_method_t sip_xaction_method; + uint32_t sip_xaction_ref_cnt; + pthread_mutex_t sip_xaction_mutex; + sip_timer_t sip_xaction_TA; + sip_timer_t sip_xaction_TB; + sip_timer_t sip_xaction_TD; + sip_timer_t sip_xaction_TE; + sip_timer_t sip_xaction_TF; + sip_timer_t sip_xaction_TG; + sip_timer_t sip_xaction_TH; + sip_timer_t sip_xaction_TI; + sip_timer_t sip_xaction_TJ; + sip_timer_t sip_xaction_TK; + void *sip_xaction_ctxt; /* currently unused */ +} sip_xaction_t; + +extern void sip_xaction_init(int (*ulp_trans_err)(sip_transaction_t, + int, void *), void (*ulp_state_cb) + (sip_transaction_t, sip_msg_t, int, int)); +extern int sip_xaction_output(sip_conn_object_t, sip_xaction_t *, + _sip_msg_t *); +extern int sip_xaction_input(sip_conn_object_t, sip_xaction_t *, + _sip_msg_t **); +extern sip_xaction_t *sip_xaction_get(sip_conn_object_t, sip_msg_t, + boolean_t, int, int *); +extern void sip_xaction_delete(sip_xaction_t *); +extern char *sip_get_xaction_state(int); +extern int (*sip_xaction_ulp_trans_err)(sip_transaction_t, int, + void *); +extern void (*sip_xaction_ulp_state_cb)(sip_transaction_t, + sip_msg_t, int, int); +extern void sip_del_conn_obj_cache(sip_conn_object_t, void *); +extern int sip_add_conn_obj_cache(sip_conn_object_t, void *); +extern void sip_xaction_terminate(sip_xaction_t *, _sip_msg_t *, + int); +#ifdef __cplusplus +} +#endif + +#endif /* _SIP_XACTION_H */ |