2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
4 * Copyright 1999-2008 The OpenLDAP Foundation.
5 * Portions Copyright 1999 Dmitry Kovalev.
6 * Portions Copyright 2002 Pierangelo Masarati.
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted only as authorized by the OpenLDAP
13 * A copy of this license is available in the file LICENSE in the
14 * top-level directory of the distribution or, alternatively, at
15 * <http://www.OpenLDAP.org/license.html>.
18 * This work was initially developed by Dmitry Kovalev for inclusion
19 * by OpenLDAP Software. Additional significant contributors include
20 * Pierangelo Masarati.
26 #include <sys/types.h>
29 #include "proto-sql.h"
32 backsql_compare( Operation *op, SlapReply *rs )
34 SQLHDBC dbh = SQL_NULL_HDBC;
37 backsql_srch_info bsi = { 0 };
39 int manageDSAit = get_manageDSAit( op );
40 AttributeName anlist[2];
42 Debug( LDAP_DEBUG_TRACE, "==>backsql_compare()\n", 0, 0, 0 );
44 rs->sr_err = backsql_get_db_conn( op, &dbh );
45 if ( rs->sr_err != LDAP_SUCCESS ) {
46 Debug( LDAP_DEBUG_TRACE, "backsql_compare(): "
47 "could not get connection handle - exiting\n",
50 rs->sr_text = ( rs->sr_err == LDAP_OTHER )
51 ? "SQL-backend error" : NULL;
55 anlist[ 0 ].an_name = op->oq_compare.rs_ava->aa_desc->ad_cname;
56 anlist[ 0 ].an_desc = op->oq_compare.rs_ava->aa_desc;
57 BER_BVZERO( &anlist[ 1 ].an_name );
63 rc = backsql_init_search( &bsi, &op->o_req_ndn, LDAP_SCOPE_BASE,
64 (time_t)(-1), NULL, dbh, op, rs, anlist,
65 ( BACKSQL_ISF_MATCHED | BACKSQL_ISF_GET_ENTRY ) );
71 if ( manageDSAit && !BER_BVISNULL( &bsi.bsi_e->e_nname ) &&
72 dn_match( &op->o_req_ndn, &bsi.bsi_e->e_nname ) )
74 rs->sr_err = LDAP_SUCCESS;
76 rs->sr_matched = NULL;
78 ber_bvarray_free( rs->sr_ref );
86 Debug( LDAP_DEBUG_TRACE, "backsql_compare(): "
87 "could not retrieve compareDN ID - no such entry\n",
92 if ( get_assert( op ) &&
93 ( test_filter( op, &e, get_assertion( op ) )
94 != LDAP_COMPARE_TRUE ) )
96 rs->sr_err = LDAP_ASSERTION_FAILED;
100 if ( is_at_operational( op->oq_compare.rs_ava->aa_desc->ad_type ) ) {
101 SlapReply nrs = { 0 };
104 for ( ap = &e.e_attrs; *ap; ap = &(*ap)->a_next )
107 nrs.sr_attrs = anlist;
109 nrs.sr_attr_flags = SLAP_OPATTRS_NO;
110 nrs.sr_operational_attrs = NULL;
112 rs->sr_err = backsql_operational( op, &nrs );
113 if ( rs->sr_err != LDAP_SUCCESS ) {
117 *ap = nrs.sr_operational_attrs;
120 if ( ! access_allowed( op, &e, op->oq_compare.rs_ava->aa_desc,
121 &op->oq_compare.rs_ava->aa_value,
122 ACL_COMPARE, NULL ) )
124 rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
128 rs->sr_err = LDAP_NO_SUCH_ATTRIBUTE;
129 for ( a = attrs_find( e.e_attrs, op->oq_compare.rs_ava->aa_desc );
131 a = attrs_find( a->a_next, op->oq_compare.rs_ava->aa_desc ) )
133 rs->sr_err = LDAP_COMPARE_FALSE;
134 if ( attr_valfind( a,
135 SLAP_MR_ATTRIBUTE_VALUE_NORMALIZED_MATCH |
136 SLAP_MR_ASSERTED_VALUE_NORMALIZED_MATCH,
137 &op->oq_compare.rs_ava->aa_value, NULL,
138 op->o_tmpmemctx ) == 0 )
140 rs->sr_err = LDAP_COMPARE_TRUE;
146 switch ( rs->sr_err ) {
147 case LDAP_COMPARE_TRUE:
148 case LDAP_COMPARE_FALSE:
152 if ( !BER_BVISNULL( &e.e_nname ) &&
153 ! access_allowed( op, &e,
154 slap_schema.si_ad_entry, NULL,
155 ACL_DISCLOSE, NULL ) )
157 rs->sr_err = LDAP_NO_SUCH_OBJECT;
163 send_ldap_result( op, rs );
165 if ( rs->sr_matched ) {
166 rs->sr_matched = NULL;
170 ber_bvarray_free( rs->sr_ref );
174 if ( !BER_BVISNULL( &bsi.bsi_base_id.eid_ndn ) ) {
175 (void)backsql_free_entryID( &bsi.bsi_base_id, 0, op->o_tmpmemctx );
178 if ( !BER_BVISNULL( &e.e_nname ) ) {
179 backsql_entry_clean( op, &e );
182 if ( bsi.bsi_attrs != NULL ) {
183 op->o_tmpfree( bsi.bsi_attrs, op->o_tmpmemctx );
186 Debug(LDAP_DEBUG_TRACE,"<==backsql_compare()\n",0,0,0);
187 switch ( rs->sr_err ) {
188 case LDAP_COMPARE_TRUE:
189 case LDAP_COMPARE_FALSE: