X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=servers%2Fslapd%2Foperation.c;h=13bb5cf590bbcc05e6f5adf1666035e004e2244a;hb=581c1ff6c74f5eb281b5e0052b2a5ca84a7679bd;hp=4745076706df80f14c9b254fda7f9097a6cf0ace;hpb=1b70e1644888c477890722e45307fea60eaa3d77;p=openldap

diff --git a/servers/slapd/operation.c b/servers/slapd/operation.c
index 4745076706..13bb5cf590 100644
--- a/servers/slapd/operation.c
+++ b/servers/slapd/operation.c
@@ -1,12 +1,30 @@
 /* operation.c - routines to deal with pending ldap operations */
 /* $OpenLDAP$ */
-/*
- * Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1998-2006 The OpenLDAP Foundation.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
+ */
+/* Portions Copyright (c) 1995 Regents of the University of Michigan.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms are permitted
+ * provided that this notice is preserved and that due credit is given
+ * to the University of Michigan at Ann Arbor. The name of the University
+ * may not be used to endorse or promote products derived from this
+ * software without specific prior written permission. This software
+ * is provided ``as is'' without express or implied warranty.
  */
 
 #include "portable.h"
-#include "slapi_common.h"
 
 #include <stdio.h>
 
@@ -14,8 +32,33 @@
 #include <ac/socket.h>
 
 #include "slap.h"
-#include "slapi.h"
 
+#ifdef LDAP_SLAPI
+#include "slapi/slapi.h"
+#endif
+
+static ldap_pvt_thread_mutex_t	slap_op_mutex;
+static LDAP_STAILQ_HEAD(s_o, slap_op)	slap_free_ops;
+static time_t last_time;
+static int last_incr;
+
+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 )
@@ -25,32 +68,63 @@ slap_op_free( Operation *op )
 	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 ( !BER_BVISNULL( &op->o_dn ) ) {
+		ch_free( op->o_dn.bv_val );
 	}
-	if ( op->o_ndn.bv_val != NULL ) {
-		free( op->o_ndn.bv_val );
+	if ( !BER_BVISNULL( &op->o_ndn ) ) {
+		ch_free( op->o_ndn.bv_val );
 	}
-	if ( op->o_authmech.bv_val != NULL ) {
-		free( op->o_authmech.bv_val );
+	if ( !BER_BVISNULL( &op->o_authmech ) ) {
+		ch_free( op->o_authmech.bv_val );
 	}
 	if ( op->o_ctrls != NULL ) {
-		ldap_controls_free( op->o_ctrls );
+		slap_free_ctrls( op, op->o_ctrls );
 	}
 
-#ifdef LDAP_CLIENT_UPDATE
-	if ( op->o_clientupdate_state.bv_val != NULL ) {
-		free( op->o_clientupdate_state.bv_val );
+#ifdef LDAP_CONNECTIONLESS
+	if ( op->o_res_ber != NULL ) {
+		ber_free( op->o_res_ber, 1 );
+	}
+#endif
+
+	{
+		GroupAssertion *g, *n;
+		for ( g = op->o_groups; g; g = n ) {
+			n = g->ga_next;
+			slap_sl_free( g, op->o_tmpmemctx );
+		}
+		op->o_groups = NULL;
 	}
-#endif /* LDAP_CLIENT_UPDATE */
 
 #if defined( LDAP_SLAPI )
-	if ( op->o_pb != NULL ) {
-		slapi_pblock_destroy( (Slapi_PBlock *)op->o_pb );
+	if ( slapi_plugins_used ) {
+		slapi_int_free_object_extensions( SLAPI_X_EXT_OPERATION, op );
 	}
 #endif /* defined( LDAP_SLAPI ) */
 
-	free( (char *) op );
+
+	memset( op, 0, sizeof(Operation) + sizeof(Opheader) + SLAP_MAX_CIDS * sizeof(void *) );
+	op->o_hdr = (Opheader *)(op+1);
+	op->o_controls = (void **)(op->o_hdr+1);
+
+	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 );
+}
+
+void
+slap_op_time(time_t *t, int *nop)
+{
+	*t = slap_get_time();
+	ldap_pvt_thread_mutex_lock( &slap_op_mutex );
+	if ( *t == last_time ) {
+		*nop = ++last_incr;
+	} else {
+		last_time = *t;
+		last_incr = 0;
+		*nop = 0;
+	}
+	ldap_pvt_thread_mutex_unlock( &slap_op_mutex );
 }
 
 Operation *
@@ -58,22 +132,35 @@ slap_op_alloc(
     BerElement		*ber,
     ber_int_t	msgid,
     ber_tag_t	tag,
-    ber_int_t	id
-)
+    ber_int_t	id )
 {
 	Operation	*op;
 
-	op = (Operation *) ch_calloc( 1, sizeof(Operation) );
+	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)
+			+ sizeof(Opheader) + SLAP_MAX_CIDS * sizeof(void *) );
+		op->o_hdr = (Opheader *)(op + 1);
+		op->o_controls = (void **)(op->o_hdr+1);
+	}
 
 	op->o_ber = ber;
 	op->o_msgid = msgid;
 	op->o_tag = tag;
 
-	op->o_time = slap_get_time();
+	slap_op_time( &op->o_time, &op->o_tincr );
 	op->o_opid = id;
+	op->o_res_ber = NULL;
 
 #if defined( LDAP_SLAPI )
-	op->o_pb = slapi_pblock_new();
+	if ( slapi_plugins_used ) {
+		slapi_int_create_object_extensions( SLAPI_X_EXT_OPERATION, op );
+	}
 #endif /* defined( LDAP_SLAPI ) */
 
 	return( op );