openldap/servers/slapd/operation.c
2003-03-29 11:46:02 +00:00

126 lines
2.6 KiB
C

/* operation.c - routines to deal with pending ldap operations */
/* $OpenLDAP$ */
/*
* Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
*/
#include "portable.h"
#include <stdio.h>
#include <ac/string.h>
#include <ac/socket.h>
#include "slap.h"
#ifdef LDAP_SLAPI
#include "slapi.h"
#endif
static ldap_pvt_thread_mutex_t slap_op_mutex;
static LDAP_STAILQ_HEAD(s_o, slap_op) slap_free_ops;
void slap_op_init(void)
{
ldap_pvt_thread_mutex_init( &slap_op_mutex );
LDAP_STAILQ_INIT(&slap_free_ops);
}
void slap_op_destroy(void)
{
Operation *o;
while ( (o = LDAP_STAILQ_FIRST( &slap_free_ops )) != NULL) {
LDAP_STAILQ_REMOVE_HEAD( &slap_free_ops, o_next );
LDAP_STAILQ_NEXT(o, o_next) = NULL;
ch_free( o );
}
ldap_pvt_thread_mutex_destroy( &slap_op_mutex );
}
void
slap_op_free( Operation *op )
{
assert( LDAP_STAILQ_NEXT(op, o_next) == NULL );
if ( op->o_ber != NULL ) {
ber_free( op->o_ber, 1 );
}
if ( op->o_dn.bv_val != NULL ) {
free( op->o_dn.bv_val );
}
if ( op->o_ndn.bv_val != NULL ) {
free( op->o_ndn.bv_val );
}
if ( op->o_authmech.bv_val != NULL ) {
free( op->o_authmech.bv_val );
}
if ( op->o_ctrls != NULL ) {
ldap_controls_free( op->o_ctrls );
}
#ifdef LDAP_CONNECTIONLESS
if ( op->o_res_ber != NULL ) {
ber_free( op->o_res_ber, 1 );
}
#endif
#ifdef LDAP_CLIENT_UPDATE
if ( op->o_clientupdate_state.bv_val != NULL ) {
free( op->o_clientupdate_state.bv_val );
}
#endif
#ifdef LDAP_SYNC
if ( op->o_sync_state.bv_val != NULL ) {
free( op->o_sync_state.bv_val );
}
#endif
#if defined( LDAP_SLAPI )
if ( op->o_pb != NULL ) {
slapi_pblock_destroy( (Slapi_PBlock *)op->o_pb );
}
#endif /* defined( LDAP_SLAPI ) */
memset( op, 0, sizeof(Operation) );
ldap_pvt_thread_mutex_lock( &slap_op_mutex );
LDAP_STAILQ_INSERT_HEAD( &slap_free_ops, op, o_next );
ldap_pvt_thread_mutex_unlock( &slap_op_mutex );
}
Operation *
slap_op_alloc(
BerElement *ber,
ber_int_t msgid,
ber_tag_t tag,
ber_int_t id
)
{
Operation *op;
ldap_pvt_thread_mutex_lock( &slap_op_mutex );
if (op = LDAP_STAILQ_FIRST( &slap_free_ops )) {
LDAP_STAILQ_REMOVE_HEAD( &slap_free_ops, o_next );
}
ldap_pvt_thread_mutex_unlock( &slap_op_mutex );
if (!op)
op = (Operation *) ch_calloc( 1, sizeof(Operation) );
op->o_ber = ber;
op->o_msgid = msgid;
op->o_tag = tag;
op->o_time = slap_get_time();
op->o_opid = id;
#ifdef LDAP_CONNECTIONLESS
op->o_res_ber = NULL;
#endif
#if defined( LDAP_SLAPI )
op->o_pb = slapi_pblock_new();
#endif /* defined( LDAP_SLAPI ) */
return( op );
}