X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=servers%2Fslapd%2Fback-ldbm%2Fmodrdn.c;h=de0d99b8868636fcc41b9b8f76a508a019f8d84c;hb=426ca14a868b6edb638b48e14593542a365fcc4b;hp=1ab39ac81cf523f036475fe56220a7bf1a9fbeca;hpb=fafce1601e5bcd0eca185a2a0366cd2b198121a6;p=openldap

diff --git a/servers/slapd/back-ldbm/modrdn.c b/servers/slapd/back-ldbm/modrdn.c
index 1ab39ac81c..de0d99b886 100644
--- a/servers/slapd/back-ldbm/modrdn.c
+++ b/servers/slapd/back-ldbm/modrdn.c
@@ -1,7 +1,7 @@
 /* modrdn.c - ldbm backend modrdn routine */
 /* $OpenLDAP$ */
 /*
- * Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved.
+ * Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
  * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
  */
 
@@ -34,38 +34,28 @@
 
 int
 ldbm_back_modrdn(
-    Backend	*be,
-    Connection	*conn,
     Operation	*op,
-    struct berval	*dn,
-    struct berval	*ndn,
-    struct berval	*newrdn,
-    struct berval	*nnewrdn,
-    int		deleteoldrdn,
-    struct berval	*newSuperior,
-    struct berval	*nnewSuperior
-)
+    SlapReply	*rs )
 {
 	AttributeDescription *children = slap_schema.si_ad_children;
-	struct ldbminfo	*li = (struct ldbminfo *) be->be_private;
+	AttributeDescription *entry = slap_schema.si_ad_entry;
+	struct ldbminfo	*li = (struct ldbminfo *) op->o_bd->be_private;
 	struct berval	p_dn, p_ndn;
 	struct berval	new_dn = { 0, NULL}, new_ndn = { 0, NULL };
 	Entry		*e, *p = NULL;
 	Entry		*matched;
+	/* LDAP v2 supporting correct attribute handling. */
+	LDAPRDN		*new_rdn = NULL;
+	LDAPRDN		*old_rdn = NULL;
 	int		isroot = -1;
-	int		rootlock = 0;
 #define CAN_ROLLBACK	-1
 #define MUST_DESTROY	1
 	int		rc = CAN_ROLLBACK;
 	int 		rc_id = 0;
 	ID              id = NOID;
-	const char *text = NULL;
-	char textbuf[SLAP_TEXT_BUFLEN];
-	size_t textlen = sizeof textbuf;
-	/* Added to support LDAP v2 correctly (deleteoldrdn thing) */
-	LDAPRDN		*new_rdn;
-	LDAPRDN		*old_rdn;
-	int             a_cnt, d_cnt;
+	const char	*text = NULL;
+	char		textbuf[SLAP_TEXT_BUFLEN];
+	size_t		textlen = sizeof textbuf;
 	/* Added to support newSuperior */ 
 	Entry		*np = NULL;	/* newSuperior Entry */
 	struct berval	*np_ndn = NULL; /* newSuperior ndn */
@@ -75,141 +65,164 @@ ldbm_back_modrdn(
 	int		manageDSAit = get_manageDSAit( op );
 
 #ifdef NEW_LOGGING
-	LDAP_LOG(( "backend", LDAP_LEVEL_ENTRY,
+	LDAP_LOG( BACK_LDBM, ENTRY, 
 		"ldbm_back_modrdn: dn: %s newSuperior=%s\n", 
-		dn->bv_len ? dn->bv_val : "NULL",
-		( newSuperior && newSuperior->bv_len )
-			? newSuperior->bv_val : "NULL" ));
+		op->o_req_dn.bv_len ? op->o_req_dn.bv_val : "NULL",
+		( op->oq_modrdn.rs_newSup && op->oq_modrdn.rs_newSup->bv_len ) ? op->oq_modrdn.rs_newSup->bv_val : "NULL",0 );
 #else
 	Debug( LDAP_DEBUG_TRACE,
 		"==>ldbm_back_modrdn: dn: %s newSuperior=%s\n", 
-		dn->bv_len ? dn->bv_val : "NULL",
-		( newSuperior && newSuperior->bv_len )
-			? newSuperior->bv_val : "NULL", 0 );
+		op->o_req_dn.bv_len ? op->o_req_dn.bv_val : "NULL",
+		( op->oq_modrdn.rs_newSup && op->oq_modrdn.rs_newSup->bv_len )
+			? op->oq_modrdn.rs_newSup->bv_val : "NULL", 0 );
 #endif
 
-	/* get entry with writer lock */
-	if ( (e = dn2entry_w( be, ndn, &matched )) == NULL ) {
-		char* matched_dn = NULL;
-		BVarray refs;
+	/* grab giant lock for writing */
+	ldap_pvt_thread_rdwr_wlock(&li->li_giant_rwlock);
 
+	/* get entry with writer lock */
+	if ( (e = dn2entry_w( op->o_bd, &op->o_req_ndn, &matched )) == NULL ) {
 		if( matched != NULL ) {
-			matched_dn = strdup( matched->e_dn );
-			refs = is_entry_referral( matched )
-				? get_entry_referrals( be, conn, op, matched )
+			rs->sr_matched = strdup( matched->e_dn );
+			rs->sr_ref = is_entry_referral( matched )
+				? get_entry_referrals( op, matched )
 				: NULL;
 			cache_return_entry_r( &li->li_cache, matched );
 		} else {
-			refs = referral_rewrite( default_referral,
-				NULL, dn, LDAP_SCOPE_DEFAULT );
+			rs->sr_ref = referral_rewrite( default_referral,
+				NULL, &op->o_req_dn, LDAP_SCOPE_DEFAULT );
 		}
 
-		send_ldap_result( conn, op, LDAP_REFERRAL,
-			matched_dn, NULL, refs, NULL );
+		ldap_pvt_thread_rdwr_wunlock(&li->li_giant_rwlock);
+
+		rs->sr_err = LDAP_REFERRAL;
+		send_ldap_result( op, rs );
 
-		if ( refs ) bvarray_free( refs );
-		free( matched_dn );
+		if ( rs->sr_ref ) ber_bvarray_free( rs->sr_ref );
+		free( (char *)rs->sr_matched );
 
 		return( -1 );
 	}
 
+	/* check entry for "entry" acl */
+	if ( ! access_allowed( op, e,
+		entry, NULL, ACL_WRITE, NULL ) )
+	{
+#ifdef NEW_LOGGING
+		LDAP_LOG( BACK_LDBM, ERR, 
+			"ldbm_back_modrdn: no write access to entry of (%s)\n", 
+			dn->bv_val, 0, 0 );
+#else
+		Debug( LDAP_DEBUG_TRACE,
+			"<=- ldbm_back_modrdn: no write access to entry\n", 0,
+			0, 0 );
+#endif
+
+		send_ldap_error( op, rs, LDAP_INSUFFICIENT_ACCESS,
+			"no write access to entry" );
+
+		goto return_results;
+	}
+
 	if (!manageDSAit && is_entry_referral( e ) ) {
 		/* parent is a referral, don't allow add */
 		/* parent is an alias, don't allow add */
-		BVarray refs = get_entry_referrals( be,
-			conn, op, e );
+		rs->sr_ref = get_entry_referrals( op, e );
 
 #ifdef NEW_LOGGING
-		LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
-			"ldbm_back_modrdn: entry %s is a referral\n", e->e_dn ));
+		LDAP_LOG( BACK_LDBM, INFO, 
+			"ldbm_back_modrdn: entry %s is a referral\n", e->e_dn, 0, 0 );
 #else
 		Debug( LDAP_DEBUG_TRACE, "entry %s is referral\n", e->e_dn,
 		    0, 0 );
 #endif
 
-		send_ldap_result( conn, op, LDAP_REFERRAL,
-		    e->e_dn, NULL, refs, NULL );
+		rs->sr_err = LDAP_REFERRAL;
+		rs->sr_matched = e->e_name.bv_val;
+		send_ldap_result( op, rs );
 
-		if ( refs ) bvarray_free( refs );
+		if ( rs->sr_ref ) ber_bvarray_free( rs->sr_ref );
 		goto return_results;
 	}
 
-	if ( has_children( be, e ) ) {
+	if ( has_children( op->o_bd, e ) ) {
 #ifdef NEW_LOGGING
-		LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
-			"ldbm_back_modrdn: entry %s has children\n", e->e_dn ));
+		LDAP_LOG( BACK_LDBM, INFO, 
+			"ldbm_back_modrdn: entry %s has children\n", e->e_dn, 0, 0 );
 #else
 		Debug( LDAP_DEBUG_TRACE, "entry %s has children\n", e->e_dn,
 		    0, 0 );
 #endif
 
-		send_ldap_result( conn, op, LDAP_NOT_ALLOWED_ON_NONLEAF,
-		    NULL, "subtree rename not supported", NULL, NULL );
+		send_ldap_error( op, rs, LDAP_NOT_ALLOWED_ON_NONLEAF,
+		    "subtree rename not supported" );
 		goto return_results;
 	}
 
-	p_ndn.bv_val = dn_parent( be, e->e_ndn );
-	if ( p_ndn.bv_val )
-		p_ndn.bv_len = e->e_nname.bv_len - (p_ndn.bv_val - e->e_ndn);
-	else
-		p_ndn.bv_len = 0;
+	if ( be_issuffix( op->o_bd, &e->e_nname ) ) {
+		p_ndn = slap_empty_bv ;
+	} else {
+		dnParent( &e->e_nname, &p_ndn );
+	}
 
 	if ( p_ndn.bv_len != 0 ) {
 		/* Make sure parent entry exist and we can write its 
 		 * children.
 		 */
 
-		if( (p = dn2entry_w( be, &p_ndn, NULL )) == NULL) {
+		if( (p = dn2entry_w( op->o_bd, &p_ndn, NULL )) == NULL) {
 #ifdef NEW_LOGGING
-			LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
-				"ldbm_back_modrdn: parent of %s does not exist\n", e->e_ndn ));
+			LDAP_LOG( BACK_LDBM, INFO, 
+				"ldbm_back_modrdn: parent of %s does not exist\n", 
+				e->e_ndn, 0, 0 );
 #else
 			Debug( LDAP_DEBUG_TRACE, "parent does not exist\n",
 				0, 0, 0);
 #endif
 
-			send_ldap_result( conn, op, LDAP_OTHER,
-				NULL, "parent entry does not exist", NULL, NULL );
+			send_ldap_error( op, rs, LDAP_OTHER,
+				"parent entry does not exist" );
 
 			goto return_results;
 		}
 
 		/* check parent for "children" acl */
-		if ( ! access_allowed( be, conn, op, p,
-			children, NULL, ACL_WRITE ) )
+		if ( ! access_allowed( op, p,
+			children, NULL, ACL_WRITE, NULL ) )
 		{
 #ifdef NEW_LOGGING
-			LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
-				   "ldbm_back_modrdn: no access to parent of (%s)\n", e->e_dn ));
+			LDAP_LOG( BACK_LDBM, INFO, 
+				"ldbm_back_modrdn: no access to parent of (%s)\n", 
+				e->e_dn, 0, 0 );
 #else
 			Debug( LDAP_DEBUG_TRACE, "no access to parent\n", 0,
 				0, 0 );
 #endif
 
-			send_ldap_result( conn, op, LDAP_INSUFFICIENT_ACCESS,
-				NULL, NULL, NULL, NULL );
+			send_ldap_error( op, rs, LDAP_INSUFFICIENT_ACCESS,
+				NULL );
 			goto return_results;
 		}
 
 #ifdef NEW_LOGGING
-		LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
-			   "ldbm_back_modrdn: wr to children of entry %s OK\n",
-			   p_ndn.bv_val ));
+		LDAP_LOG( BACK_LDBM, DETAIL1, 
+			"ldbm_back_modrdn: wr to children of entry %s OK\n", 
+			p_ndn.bv_val, 0, 0 );
 #else
 		Debug( LDAP_DEBUG_TRACE,
 		       "ldbm_back_modrdn: wr to children of entry %s OK\n",
 		       p_ndn.bv_val, 0, 0 );
 #endif
 
-		p_dn.bv_val = dn_parent( be, e->e_dn );
-		if ( p_dn.bv_val )
-			p_dn.bv_len = e->e_name.bv_len - (p_dn.bv_val - e->e_dn);
-		else
-			p_dn.bv_len = 0;
+		if ( p_ndn.bv_val == slap_empty_bv.bv_val ) {
+			p_dn = slap_empty_bv;
+		} else {
+			dnParent( &e->e_name, &p_dn );
+		}
 
 #ifdef NEW_LOGGING
-		LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
-			   "ldbm_back_modrdn: parent dn=%s\n", p_dn.bv_val ));
+		LDAP_LOG( BACK_LDBM, DETAIL1, 
+			   "ldbm_back_modrdn: parent dn=%s\n", p_dn.bv_val, 0, 0 );
 #else
 		Debug( LDAP_DEBUG_TRACE, "ldbm_back_modrdn: parent dn=%s\n",
 		       p_dn.bv_val, 0, 0 );
@@ -217,57 +230,54 @@ ldbm_back_modrdn(
 
 	} else {
 		/* no parent, must be root to modify rdn */
-		isroot = be_isroot( be, &op->o_ndn );
+		isroot = be_isroot( op->o_bd, &op->o_ndn );
 		if ( ! isroot ) {
-			if ( be_issuffix( be, "" ) || be_isupdate( be, &op->o_ndn ) ) {
+			if ( be_issuffix( op->o_bd, (struct berval *)&slap_empty_bv ) || be_isupdate( op->o_bd, &op->o_ndn ) ) {
+				int	can_access;
 				p = (Entry *)&slap_entry_root;
 				
-				rc = access_allowed( be, conn, op, p,
-						children, NULL, ACL_WRITE );
+				can_access = access_allowed( op, p,
+						children, NULL, ACL_WRITE, NULL );
 				p = NULL;
 								
 				/* check parent for "children" acl */
-				if ( ! rc ) {
+				if ( ! can_access ) {
 #ifdef NEW_LOGGING
-					LDAP_LOG(( "backend", LDAP_LEVEL_ERR,
-						"ldbm_back_modrdn: no access "
-						"to parent \"\"\n" ));
+					LDAP_LOG( BACK_LDBM, ERR,
+						"ldbm_back_modrdn: no access to parent \"\"\n", 0,0,0 );
 #else
 					Debug( LDAP_DEBUG_TRACE,
 						"<=- ldbm_back_modrdn: no "
 						"access to parent\n", 0, 0, 0 );
 #endif
 
-					send_ldap_result( conn, op, 
+					send_ldap_error( op, rs,
 						LDAP_INSUFFICIENT_ACCESS,
-						NULL, NULL, NULL, NULL );
+						NULL );
 					goto return_results;
 				}
 
 			} else {
 #ifdef NEW_LOGGING
-				LDAP_LOG(( "backend", LDAP_LEVEL_ERR,
-					   "ldbm_back_modrdn: (%s) has no "
-					   "parent & not a root.\n", dn ));
+				LDAP_LOG( BACK_LDBM, ERR, 
+					"ldbm_back_modrdn: (%s) has no parent & not a root.\n", 
+					dn, 0, 0 );
 #else
 				Debug( LDAP_DEBUG_TRACE,
 					"<=- ldbm_back_modrdn: no parent & "
 					"not root\n", 0, 0, 0);
 #endif
 
-				send_ldap_result( conn, op, 
+				send_ldap_error( op, rs,
 					LDAP_INSUFFICIENT_ACCESS,
-					NULL, NULL, NULL, NULL );
+					NULL );
 				goto return_results;
 			}
 		}
 
-		ldap_pvt_thread_mutex_lock(&li->li_root_mutex);
-		rootlock = 1;
-		
 #ifdef NEW_LOGGING
-		LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
-			   "ldbm_back_modrdn: (%s) no parent, locked root.\n", e->e_dn ));
+		LDAP_LOG( BACK_LDBM, INFO, 
+		   "ldbm_back_modrdn: (%s) no parent, locked root.\n", e->e_dn, 0, 0 );
 #else
 		Debug( LDAP_DEBUG_TRACE,
 		       "ldbm_back_modrdn: no parent, locked root\n",
@@ -277,61 +287,61 @@ ldbm_back_modrdn(
 
 	new_parent_dn = &p_dn;	/* New Parent unless newSuperior given */
 
-	if ( newSuperior != NULL ) {
+	if ( op->oq_modrdn.rs_newSup != NULL ) {
 #ifdef NEW_LOGGING
-		LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
+		LDAP_LOG( BACK_LDBM, DETAIL1, 
 			"ldbm_back_modrdn: new parent \"%s\" requested\n",
-			newSuperior->bv_val ));
+			op->oq_modrdn.rs_newSup->bv_val, 0, 0 );
 #else
 		Debug( LDAP_DEBUG_TRACE, 
 			"ldbm_back_modrdn: new parent \"%s\" requested...\n",
-			newSuperior->bv_val, 0, 0 );
+			op->oq_modrdn.rs_newSup->bv_val, 0, 0 );
 #endif
 
-		np_ndn = nnewSuperior;
+		np_ndn = op->oq_modrdn.rs_nnewSup;
 
 		/* newSuperior == oldParent? */
 		if ( dn_match( &p_ndn, np_ndn ) ) {
 #ifdef NEW_LOGGING
-			LDAP_LOG(( "backend", LDAP_LEVEL_INFO, "ldbm_back_modrdn: "
+			LDAP_LOG( BACK_LDBM, INFO, "ldbm_back_modrdn: "
 				"new parent\"%s\" seems to be the same as the "
-				"old parent \"%s\"\n",
-				newSuperior->bv_val, p_dn.bv_val ));
+				"old parent \"%s\"\n", op->oq_modrdn.rs_newSup->bv_val, p_dn.bv_val, 0 );
 #else
 			Debug( LDAP_DEBUG_TRACE, "ldbm_back_modrdn: "
 				"new parent\"%s\" seems to be the same as the "
 				"old parent \"%s\"\n",
-				newSuperior->bv_val, p_dn.bv_val, 0 );
+				op->oq_modrdn.rs_newSup->bv_val, p_dn.bv_val, 0 );
 #endif
 
-			newSuperior = NULL; /* ignore newSuperior */
+			op->oq_modrdn.rs_newSup = NULL; /* ignore newSuperior */
 		}
 	}
 
-	if ( newSuperior != NULL ) {
+	if ( op->oq_modrdn.rs_newSup != NULL ) {
 		/* newSuperior == entry being moved?, if so ==> ERROR */
 		/* Get Entry with dn=newSuperior. Does newSuperior exist? */
 
-		if ( nnewSuperior->bv_len ) {
-			if( (np = dn2entry_w( be, np_ndn, NULL )) == NULL) {
+		if ( op->oq_modrdn.rs_nnewSup->bv_len ) {
+			if( (np = dn2entry_w( op->o_bd, np_ndn, NULL )) == NULL) {
 #ifdef NEW_LOGGING
-				LDAP_LOG(( "backend", LDAP_LEVEL_ERR,
-					"ldbm_back_modrdn: newSup(ndn=%s) not found.\n", np_ndn->bv_val ));
+				LDAP_LOG( BACK_LDBM, ERR, 
+					"ldbm_back_modrdn: newSup(ndn=%s) not found.\n", 
+					np_ndn->bv_val, 0, 0 );
 #else
 				Debug( LDAP_DEBUG_TRACE,
 				    "ldbm_back_modrdn: newSup(ndn=%s) not here!\n",
 				    np_ndn->bv_val, 0, 0);
 #endif
 
-				send_ldap_result( conn, op, LDAP_OTHER,
-					NULL, "newSuperior not found", NULL, NULL );
+				send_ldap_error( op, rs, LDAP_OTHER,
+					"newSuperior not found" );
 				goto return_results;
 			}
 
 #ifdef NEW_LOGGING
-			LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
+			LDAP_LOG( BACK_LDBM, DETAIL1,
 				"ldbm_back_modrdn: wr to new parent OK np=%p, id=%ld\n",
-				np, np->e_id ));
+				np, np->e_id, 0 );
 #else
 			Debug( LDAP_DEBUG_TRACE,
 				"ldbm_back_modrdn: wr to new parent OK np=%p, id=%ld\n",
@@ -339,35 +349,34 @@ ldbm_back_modrdn(
 #endif
 
 			/* check newSuperior for "children" acl */
-			if ( !access_allowed( be, conn, op, np, children, NULL,
-					      ACL_WRITE ) )
+			if ( !access_allowed( op, np, children, NULL,
+					      ACL_WRITE, NULL ) )
 			{
 #ifdef NEW_LOGGING
-				LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
-					   "ldbm_back_modrdn: no wr to newSup children.\n" ));
+				LDAP_LOG( BACK_LDBM, INFO,
+				   "ldbm_back_modrdn: no wr to newSup children.\n", 0, 0, 0 );
 #else
 				Debug( LDAP_DEBUG_TRACE,
 				       "ldbm_back_modrdn: no wr to newSup children\n",
 				       0, 0, 0 );
 #endif
 
-				send_ldap_result( conn, op, LDAP_INSUFFICIENT_ACCESS,
-					NULL, NULL, NULL, NULL );
+				send_ldap_error( op, rs, LDAP_INSUFFICIENT_ACCESS, NULL );
 				goto return_results;
 			}
 
 			if ( is_entry_alias( np ) ) {
 				/* parent is an alias, don't allow add */
 #ifdef NEW_LOGGING
-				LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
-					   "ldbm_back_modrdn: entry (%s) is an alias.\n", np->e_dn ));
+				LDAP_LOG( BACK_LDBM, INFO,
+				   "ldbm_back_modrdn: entry (%s) is an alias.\n", np->e_dn,0,0);
 #else
 				Debug( LDAP_DEBUG_TRACE, "entry is alias\n", 0, 0, 0 );
 #endif
 
 
-				send_ldap_result( conn, op, LDAP_ALIAS_PROBLEM,
-				    NULL, "newSuperior is an alias", NULL, NULL );
+				send_ldap_error( op, rs, LDAP_ALIAS_PROBLEM,
+				    "newSuperior is an alias" );
 
 				goto return_results;
 			}
@@ -375,16 +384,16 @@ ldbm_back_modrdn(
 			if ( is_entry_referral( np ) ) {
 				/* parent is a referral, don't allow add */
 #ifdef NEW_LOGGING
-				LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
+				LDAP_LOG( BACK_LDBM, INFO,
 					"ldbm_back_modrdn: entry (%s) is a referral\n",
-				np->e_dn ));
+					np->e_dn, 0, 0 );
 #else
 				Debug( LDAP_DEBUG_TRACE, "entry (%s) is referral\n",
 					np->e_dn, 0, 0 );
 #endif
 
-				send_ldap_result( conn, op, LDAP_OPERATIONS_ERROR,
-				    NULL, "newSuperior is a referral", NULL, NULL );
+				send_ldap_error( op, rs, LDAP_OTHER,
+				    "newSuperior is a referral" );
 
 				goto return_results;
 			}
@@ -393,40 +402,41 @@ ldbm_back_modrdn(
 
 			/* no parent, must be root to modify newSuperior */
 			if ( isroot == -1 ) {
-				isroot = be_isroot( be, &op->o_ndn );
+				isroot = be_isroot( op->o_bd, &op->o_ndn );
 			}
 
 			if ( ! isroot ) {
-				if ( be_issuffix( be, "" ) || be_isupdate( be, &op->o_ndn ) ) {
+				if ( be_issuffix( op->o_bd, (struct berval *)&slap_empty_bv ) || be_isupdate( op->o_bd, &op->o_ndn ) ) {
+					int	can_access;
 					np = (Entry *)&slap_entry_root;
 				
-					rc = access_allowed( be, conn, op, np,
-							children, NULL, ACL_WRITE );
+					can_access = access_allowed( op, np,
+							children, NULL, ACL_WRITE, NULL );
 					np = NULL;
 								
 					/* check parent for "children" acl */
-					if ( ! rc ) {
+					if ( ! can_access ) {
 #ifdef NEW_LOGGING
-						LDAP_LOG(( "backend", LDAP_LEVEL_ERR,
+						LDAP_LOG( BACK_LDBM, ERR,
 							"ldbm_back_modrdn: no access "
-							"to new superior \"\"\n" ));
+							"to new superior \"\"\n", 0, 0, 0 );
 #else
 						Debug( LDAP_DEBUG_TRACE,
 							"<=- ldbm_back_modrdn: no "
 							"access to new superior\n", 0, 0, 0 );
 #endif
 
-						send_ldap_result( conn, op, 
+						send_ldap_error( op, rs,
 							LDAP_INSUFFICIENT_ACCESS,
-							NULL, NULL, NULL, NULL );
+							NULL );
 						goto return_results;
 					}
 
 				} else {
 #ifdef NEW_LOGGING
-					LDAP_LOG(( "backend", LDAP_LEVEL_ERR,
-						   "ldbm_back_modrdn: \"\" "
-						   "not allowed as new superior\n" ));
+					LDAP_LOG( BACK_LDBM, ERR,
+						"ldbm_back_modrdn: \"\" not allowed as new superior\n",
+						0, 0, 0 );
 #else
 					Debug( LDAP_DEBUG_TRACE,
 						"<=- ldbm_back_modrdn: \"\" "
@@ -434,290 +444,133 @@ ldbm_back_modrdn(
 						0, 0, 0);
 #endif
 
-					send_ldap_result( conn, op, 
+					send_ldap_error( op, rs,
 						LDAP_INSUFFICIENT_ACCESS,
-						NULL, NULL, NULL, NULL );
+						NULL );
 					goto return_results;
 				}
 			}
 		}
 
 #ifdef NEW_LOGGING
-		LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
-			"ldbm_back_modrdn: wr to new parent's children OK.\n" ));
+		LDAP_LOG( BACK_LDBM, DETAIL1,
+			"ldbm_back_modrdn: wr to new parent's children OK.\n", 0, 0, 0 );
 #else
 		Debug( LDAP_DEBUG_TRACE,
 		    "ldbm_back_modrdn: wr to new parent's children OK\n",
 		    0, 0, 0 );
 #endif
 
-		new_parent_dn = newSuperior;
+		new_parent_dn = op->oq_modrdn.rs_newSup;
 	}
 	
 	/* Build target dn and make sure target entry doesn't exist already. */
-	build_new_dn( &new_dn, new_parent_dn, newrdn ); 
+	build_new_dn( &new_dn, new_parent_dn, &op->oq_modrdn.rs_newrdn ); 
 	dnNormalize2( NULL, &new_dn, &new_ndn );
 
 #ifdef NEW_LOGGING
-	LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
-		"ldbm_back_modrdn: new ndn=%s\n", new_ndn.bv_val ));
+	LDAP_LOG( BACK_LDBM, DETAIL1, "ldbm_back_modrdn: new ndn=%s\n", 
+		new_ndn.bv_val, 0, 0 );
 #else
 	Debug( LDAP_DEBUG_TRACE, "ldbm_back_modrdn: new ndn=%s\n",
 	    new_ndn.bv_val, 0, 0 );
 #endif
 
 	/* check for abandon */
-	ldap_pvt_thread_mutex_lock( &op->o_abandonmutex );
 	if ( op->o_abandon ) {
-		ldap_pvt_thread_mutex_unlock( &op->o_abandonmutex );
 		goto return_results;
 	}
 
-	ldap_pvt_thread_mutex_unlock( &op->o_abandonmutex );
-	if ( ( rc_id = dn2id ( be, &new_ndn, &id ) ) || id != NOID ) {
+	if ( ( rc_id = dn2id ( op->o_bd, &new_ndn, &id ) ) || id != NOID ) {
 		/* if (rc_id) something bad happened to ldbm cache */
-		send_ldap_result( conn, op, 
-			rc_id ? LDAP_OPERATIONS_ERROR : LDAP_ALREADY_EXISTS,
-			NULL, NULL, NULL, NULL );
+		rs->sr_err = rc_id ? LDAP_OTHER : LDAP_ALREADY_EXISTS;
+		send_ldap_result( op, rs );
 		goto return_results;
 	}
 
 #ifdef NEW_LOGGING
-	LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
-		"ldbm_back_modrdn: new ndn (%s) does not exist\n", new_ndn.bv_val ));
+	LDAP_LOG( BACK_LDBM, INFO, "ldbm_back_modrdn: new ndn (%s) does not exist\n",
+		new_ndn.bv_val, 0, 0 );
 #else
 	Debug( LDAP_DEBUG_TRACE,
 	    "ldbm_back_modrdn: new ndn=%s does not exist\n",
 	    new_ndn.bv_val, 0, 0 );
 #endif
 
-
-	/* Get attribute types and values of our new rdn, we will
+	/* Get attribute type and attribute value of our new rdn, we will
 	 * need to add that to our new entry
 	 */
-	if ( ldap_str2rdn( newrdn->bv_val, &new_rdn, (char **)&text,
+	if ( ldap_bv2rdn( &op->oq_modrdn.rs_newrdn, &new_rdn, (char **)&rs->sr_text,
 		LDAP_DN_FORMAT_LDAP ) )
 	{
 #ifdef NEW_LOGGING
-		LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
-			"ldbm_back_modrdn: can't figure out type(s)/value(s) of newrdn\n" ));
+		LDAP_LOG ( OPERATION, ERR, 
+			"ldbm_back_modrdn: can't figure out "
+			"type(s)/values(s) of newrdn\n", 
+			0, 0, 0 );
 #else
 		Debug( LDAP_DEBUG_TRACE,
-		    "ldbm_back_modrdn: can't figure out type(s)/value(s) of newrdn\n",
-		    0, 0, 0 );
+			"ldbm_back_modrdn: can't figure out "
+			"type(s)/values(s) of newrdn\n", 
+			0, 0, 0 );
 #endif
-
-		send_ldap_result( conn, op, LDAP_OPERATIONS_ERROR,
-			NULL, "unable to parse type(s)/value(s) used in RDN", NULL, NULL );
 		goto return_results;		
 	}
 
 #ifdef NEW_LOGGING
-	LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
-		   "ldbm_back_modrdn: new_rdn_type=\"%s\", new_rdn_val=\"%s\"\n",
-		   new_rdn[0][0]->la_attr.bv_val, new_rdn[0][0]->la_value.bv_val ));
+	LDAP_LOG ( OPERATION, RESULTS, 
+		"ldbm_back_modrdn: new_rdn_type=\"%s\", "
+		"new_rdn_val=\"%s\"\n",
+		new_rdn[ 0 ][ 0 ]->la_attr.bv_val, 
+		new_rdn[ 0 ][ 0 ]->la_value.bv_val, 0 );
 #else
 	Debug( LDAP_DEBUG_TRACE,
-	       "ldbm_back_modrdn: new_rdn_type=\"%s\", new_rdn_val=\"%s\"\n",
-	       new_rdn[0][0]->la_attr.bv_val, new_rdn[0][0]->la_value.bv_val, 0 );
-#endif
-
-	/* Retrieve the old rdn from the entry's dn */
-	if ( ldap_str2rdn( dn->bv_val, &old_rdn, (char **)&text,
-		LDAP_DN_FORMAT_LDAP ) )
-	{
-#ifdef NEW_LOGGING
-		LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
-			   "ldbm_back_modrdn: can't figure out the old_rdn type(s)/value(s).\n" ));
-#else
-		Debug( LDAP_DEBUG_TRACE,
-		       "ldbm_back_modrdn: can't figure out the old_rdn type(s)/value(s)\n",
-		       0, 0, 0 );
+		"ldbm_back_modrdn: new_rdn_type=\"%s\", "
+		"new_rdn_val=\"%s\"\n",
+		new_rdn[ 0 ][ 0 ]->la_attr.bv_val,
+		new_rdn[ 0 ][ 0 ]->la_value.bv_val, 0 );
 #endif
 
-		send_ldap_result( conn, op, LDAP_OTHER,
-			NULL, "unable to parse type(s)/value(s) used in RDN from old DN", NULL, NULL );
-		goto return_results;		
-	}
-
-#if 0
-	if ( newSuperior == NULL
-		&& charray_strcasecmp( (const char **)old_rdn_types, (const char **)new_rdn_types ) != 0 )
-	{
-	    /* Not a big deal but we may say something */
-#ifdef NEW_LOGGING
-	    LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
-		       "ldbm_back_modrdn: old_rdn_type=%s new_rdn_type=%s\n",
-		       old_rdn_types[0], new_rdn_types[0] ));
-#else
-	    Debug( LDAP_DEBUG_TRACE,
-		   "ldbm_back_modrdn: old_rdn_type=%s, new_rdn_type=%s!\n",
-		   old_rdn_types[0], new_rdn_types[0], 0 );
-#endif
-	}		
-#endif
-
-#ifdef NEW_LOGGING
-	LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
-		   "ldbm_back_modrdn:  DN_X500\n" ));
-#else
-	Debug( LDAP_DEBUG_TRACE, "ldbm_back_modrdn: DN_X500\n",
-	       0, 0, 0 );
-#endif
-
-	mod = NULL;
-	for ( a_cnt = 0; new_rdn[0][a_cnt]; a_cnt++ ) {
-		int 			rc;
-		AttributeDescription	*desc = NULL;
-		Modifications 		*mod_tmp;
-
-		rc = slap_bv2ad( &new_rdn[0][a_cnt]->la_attr, &desc, &text );
-
-		if ( rc != LDAP_SUCCESS ) {
+	if ( op->oq_modrdn.rs_deleteoldrdn ) {
+		if ( ldap_bv2rdn( &op->o_req_dn, &old_rdn, (char **)&rs->sr_text,
+			LDAP_DN_FORMAT_LDAP ) )
+		{
 #ifdef NEW_LOGGING
-			LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
-				   "ldbm_back_modrdn: slap_bv2ad error: %s (%s)\n",
-				   text, new_rdn[0][a_cnt]->la_attr.bv_val ));
+			LDAP_LOG ( OPERATION, ERR, 
+				"ldbm_back_modrdn: can't figure out "
+				"type(s)/values(s) of old_rdn\n", 
+				0, 0, 0 );
 #else
 			Debug( LDAP_DEBUG_TRACE,
-				"ldbm_back_modrdn: %s: %s (new)\n",
-				text, new_rdn[0][a_cnt]->la_attr.bv_val, 0 );
+				"ldbm_back_modrdn: can't figure out "
+				"the old_rdn type(s)/value(s)\n", 
+				0, 0, 0 );
 #endif
-
-			send_ldap_result( conn, op, rc,
-				NULL, text, NULL, NULL );
-
 			goto return_results;		
 		}
-
-		if ( ! access_allowed( be, conn, op, e, 
-				desc, &new_rdn[0][a_cnt]->la_value, ACL_WRITE ) ) {
-#ifdef NEW_LOGGING
-			LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
-				   "ldbm_back_modrdn: access "
-				   "not allowed to attr \"%s\"\n",
-				   new_rdn[0][a_cnt]->la_attr.bv_val ));
-#else
-			Debug( LDAP_DEBUG_TRACE,
-				"ldbm_back_modrdn: access not allowed "
-				"to attr \"%s\"\n%s%s",
-				new_rdn[0][a_cnt]->la_attr.bv_val, "", "" );
-#endif
-			send_ldap_result( conn, op, 
-				LDAP_INSUFFICIENT_ACCESS,
-				NULL, NULL, NULL, NULL );
-
-			goto return_results;
-		}
-
-		mod_tmp = (Modifications *)ch_malloc( sizeof( Modifications )
-			+ 2 * sizeof( struct berval ) );
-		mod_tmp->sml_desc = desc;
-		mod_tmp->sml_bvalues = (BVarray)( mod_tmp + 1 );
-		mod_tmp->sml_bvalues[0] = new_rdn[0][a_cnt]->la_value;
-		mod_tmp->sml_bvalues[1].bv_val = NULL;
-		mod_tmp->sml_op = SLAP_MOD_SOFTADD;
-		mod_tmp->sml_next = mod;
-		mod = mod_tmp;
 	}
 
-	/* Remove old rdn value if required */
-	if ( deleteoldrdn ) {
-		/* Get value of old rdn */
-		if ( old_rdn == NULL ) {
-#ifdef NEW_LOGGING
-			LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
-				   "ldbm_back_modrdn: can't figure out old RDN value(s) from old RDN\n" ));
-#else
-			Debug( LDAP_DEBUG_TRACE,
-			       "ldbm_back_modrdn: can't figure out oldRDN value(s) from old RDN\n",
-			       0, 0, 0 );
-#endif
-
-			send_ldap_result( conn, op, LDAP_OTHER,
-				NULL, "could not parse value(s) from old RDN", NULL, NULL );
-			goto return_results;		
-		}
-
-		for ( d_cnt = 0; old_rdn[0][d_cnt]; d_cnt++ ) {    
-			int 			rc;
-			AttributeDescription	*desc = NULL;
-			Modifications 		*mod_tmp;
-
-			rc = slap_bv2ad( &old_rdn[0][d_cnt]->la_attr, &desc, &text );
-
-			if ( rc != LDAP_SUCCESS ) {
-#ifdef NEW_LOGGING
-				LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
-					   "ldbm_back_modrdn: %s: %s (old)\n",
-					   text, old_rdn[0][d_cnt]->la_attr.bv_val ));
-#else
-				Debug( LDAP_DEBUG_TRACE,
-					"ldbm_back_modrdn: %s: %s (old)\n",
-					text, old_rdn[0][d_cnt]->la_attr.bv_val, 0 );
-#endif
-
-				send_ldap_result( conn, op, rc,
-					NULL, text, NULL, NULL );
-
-				goto return_results;
-			}
-
-			if ( ! access_allowed( be, conn, op, e, 
-					desc, &old_rdn[0][d_cnt]->la_value, ACL_WRITE ) ) {
-#ifdef NEW_LOGGING
-				LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
-					   "ldbm_back_modrdn: access "
-					   "not allowed to attr \"%s\"\n",
-					   old_rdn[0][d_cnt]->la_attr.bv_val ));
-#else
-				Debug( LDAP_DEBUG_TRACE,
-					"ldbm_back_modrdn: access not allowed "
-					"to attr \"%s\"\n%s%s",
-					old_rdn[0][d_cnt]->la_attr.bv_val, "", "" );
-#endif
-				send_ldap_result( conn, op, 
-					LDAP_INSUFFICIENT_ACCESS,
-					NULL, NULL, NULL, NULL );
-
-				goto return_results;
-			}
-
-			/* Remove old value of rdn as an attribute. */
-			mod_tmp = (Modifications *)ch_malloc( sizeof( Modifications )
-				+ 2 * sizeof( struct berval ) );
-			mod_tmp->sml_desc = desc;
-			mod_tmp->sml_bvalues = (BVarray)(mod_tmp+1);
-			mod_tmp->sml_bvalues[0] = old_rdn[0][d_cnt]->la_value;
-			mod_tmp->sml_bvalues[1].bv_val = NULL;
-			mod_tmp->sml_op = LDAP_MOD_DELETE;
-			mod_tmp->sml_next = mod;
-			mod = mod_tmp;
-
 #ifdef NEW_LOGGING
-			LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
-				   "ldbm_back_modrdn: removing old_rdn_val=%s\n", old_rdn[0][d_cnt]->la_value.bv_val ));
+	LDAP_LOG( BACK_LDBM, DETAIL1, "ldbm_back_modrdn:  DN_X500\n", 0, 0, 0 );
 #else
-			Debug( LDAP_DEBUG_TRACE,
-			       "ldbm_back_modrdn: removing old_rdn_val=%s\n",
-			       old_rdn[0][d_cnt]->la_value.bv_val, 0, 0 );
+	Debug( LDAP_DEBUG_TRACE, "ldbm_back_modrdn: DN_X500\n",
+	       0, 0, 0 );
 #endif
-		}
+	
+	if ( slap_modrdn2mods( op, rs, e, old_rdn, new_rdn, &mod ) != LDAP_SUCCESS ) {
+		goto return_results;
 	}
 
-	
+
 	/* check for abandon */
-	ldap_pvt_thread_mutex_lock( &op->o_abandonmutex );
 	if ( op->o_abandon ) {
-		ldap_pvt_thread_mutex_unlock( &op->o_abandonmutex );
 		goto return_results;
 	}
-	ldap_pvt_thread_mutex_unlock( &op->o_abandonmutex );
 
 	/* delete old one */
-	if ( dn2id_delete( be, &e->e_nname, e->e_id ) != 0 ) {
-		send_ldap_result( conn, op, LDAP_OTHER,
-			NULL, "DN index delete fail", NULL, NULL );
+	if ( dn2id_delete( op->o_bd, &e->e_nname, e->e_id ) != 0 ) {
+		send_ldap_error( op, rs, LDAP_OTHER,
+			"DN index delete fail" );
 		goto return_results;
 	}
 
@@ -733,47 +586,50 @@ ldbm_back_modrdn(
 	new_dn.bv_val = NULL;
 	new_ndn.bv_val = NULL;
 
+	/* NOTE: after this you must not free new_dn or new_ndn!
+	 * They are used by cache.
+	 */
+
 	/* add new one */
-	if ( dn2id_add( be, &e->e_nname, e->e_id ) != 0 ) {
-		send_ldap_result( conn, op, LDAP_OTHER,
-			NULL, "DN index add failed", NULL, NULL );
+	if ( dn2id_add( op->o_bd, &e->e_nname, e->e_id ) != 0 ) {
+		send_ldap_error( op, rs, LDAP_OTHER,
+			"DN index add failed" );
 		goto return_results;
 	}
 
 	/* modify memory copy of entry */
-	rc = ldbm_modify_internal( be, conn, op, dn->bv_val, &mod[0], e,
-		&text, textbuf, textlen );
-
-	if( rc != LDAP_SUCCESS ) {
-		if( rc != SLAPD_ABANDON ) {
-			send_ldap_result( conn, op, rc,
-				NULL, text, NULL, NULL );
-		}
-
+	rc_id = ldbm_modify_internal( op, &mod[0], e,
+		&rs->sr_text, textbuf, textlen );
+	switch ( rc_id ) {
+	case LDAP_SUCCESS:
+		break;
+
+	case SLAPD_ABANDON:
+		/* too late ... */
+		rs->sr_err = rc_id;
+		send_ldap_result( op, rs );
+		goto return_results;
+	
+	default:
 		/* here we may try to delete the newly added dn */
-		if ( dn2id_delete( be, &e->e_nname, e->e_id ) != 0 ) {
+		if ( dn2id_delete( op->o_bd, &e->e_nname, e->e_id ) != 0 ) {
 			/* we already are in trouble ... */
 			;
 		}
-	    
     		goto return_results;
 	}
 	
 	(void) cache_update_entry( &li->li_cache, e );
 
-	/* NOTE: after this you must not free new_dn or new_ndn!
-	 * They are used by cache.
-	 */
-
 	/* id2entry index */
-	if ( id2entry_add( be, e ) != 0 ) {
-		send_ldap_result( conn, op, LDAP_OTHER,
-			NULL, "entry update failed", NULL, NULL );
+	if ( id2entry_add( op->o_bd, e ) != 0 ) {
+		send_ldap_error( op, rs, LDAP_OTHER,
+			"entry update failed" );
 		goto return_results;
 	}
 
-	send_ldap_result( conn, op, LDAP_SUCCESS,
-		NULL, NULL, NULL, NULL );
+	rs->sr_err = LDAP_SUCCESS;
+	send_ldap_result( op, rs );
 	rc = 0;
 	cache_entry_commit( e );
 
@@ -782,12 +638,16 @@ return_results:
 	if( new_ndn.bv_val != NULL ) free( new_ndn.bv_val );
 
 	/* LDAP v2 supporting correct attribute handling. */
-	if( new_rdn ) ldap_rdnfree( new_rdn );
-	if( old_rdn ) ldap_rdnfree( old_rdn );
-
+	if ( new_rdn != NULL ) {
+		ldap_rdnfree( new_rdn );
+	}
+	if ( old_rdn != NULL ) {
+		ldap_rdnfree( old_rdn );
+	}
 	if ( mod != NULL ) {
 		Modifications *tmp;
 		for (; mod; mod = tmp ) {
+			if ( mod->sml_nvalues ) free( mod->sml_nvalues[0].bv_val );
 			tmp = mod->sml_next;
 			free( mod );
 		}
@@ -804,11 +664,6 @@ return_results:
 		cache_return_entry_w( &li->li_cache, p );
 	}
 
-	if ( rootlock ) {
-		/* release root writer lock */
-		ldap_pvt_thread_mutex_unlock(&li->li_root_mutex);
-	}
-
 	/* free entry and writer lock */
 	cache_return_entry_w( &li->li_cache, e );
 	if ( rc == MUST_DESTROY ) {
@@ -817,5 +672,6 @@ return_results:
 		 * the entry must be freed */
 		entry_free( e );
 	}
+	ldap_pvt_thread_rdwr_wunlock(&li->li_giant_rwlock);
 	return( rc );
 }