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198 lines
4.7 KiB
C
198 lines
4.7 KiB
C
/* $OpenLDAP$ */
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/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
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*
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* Copyright 1999-2005 The OpenLDAP Foundation.
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* Portions Copyright 1999 Dmitry Kovalev.
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* Portions Copyright 2002 Pierangelo Masarati.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted only as authorized by the OpenLDAP
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* Public License.
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*
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* A copy of this license is available in the file LICENSE in the
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* top-level directory of the distribution or, alternatively, at
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* <http://www.OpenLDAP.org/license.html>.
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*/
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/* ACKNOWLEDGEMENTS:
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* This work was initially developed by Dmitry Kovalev for inclusion
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* by OpenLDAP Software. Additional significant contributors include
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* Pierangelo Masarati.
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*/
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#include "portable.h"
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#include <stdio.h>
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#include <sys/types.h>
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#include "slap.h"
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#include "proto-sql.h"
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int
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backsql_compare( Operation *op, SlapReply *rs )
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{
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SQLHDBC dbh = SQL_NULL_HDBC;
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Entry e = { 0 };
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Attribute *a = NULL;
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backsql_srch_info bsi;
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int rc;
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AttributeName anlist[2],
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*anlistp = NULL;
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Debug( LDAP_DEBUG_TRACE, "==>backsql_compare()\n", 0, 0, 0 );
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rs->sr_err = backsql_get_db_conn( op, &dbh );
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if ( !dbh ) {
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Debug( LDAP_DEBUG_TRACE, "backsql_compare(): "
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"could not get connection handle - exiting\n",
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0, 0, 0 );
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rs->sr_text = ( rs->sr_err == LDAP_OTHER )
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? "SQL-backend error" : NULL;
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goto return_results;
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}
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anlist[ 0 ].an_name = op->oq_compare.rs_ava->aa_desc->ad_cname;
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anlist[ 0 ].an_desc = op->oq_compare.rs_ava->aa_desc;
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BER_BVZERO( &anlist[ 1 ].an_name );
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/*
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* Try to get attr as dynamic operational
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*/
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if ( !is_at_operational( op->oq_compare.rs_ava->aa_desc->ad_type ) ) {
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anlistp = anlist;
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}
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/*
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* Get the entry
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*/
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bsi.bsi_e = &e;
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rc = backsql_init_search( &bsi, &op->o_req_ndn,
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LDAP_SCOPE_BASE,
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SLAP_NO_LIMIT, SLAP_NO_LIMIT,
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(time_t)(-1), NULL, dbh, op, rs, anlistp,
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( BACKSQL_ISF_MATCHED | BACKSQL_ISF_GET_ENTRY ) );
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if ( rc != LDAP_SUCCESS ) {
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Debug( LDAP_DEBUG_TRACE, "backsql_compare(): "
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"could not retrieve compareDN ID - no such entry\n",
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0, 0, 0 );
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goto return_results;
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}
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if ( get_assert( op ) &&
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( test_filter( op, &e, get_assertion( op ) )
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!= LDAP_COMPARE_TRUE ) )
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{
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rs->sr_err = LDAP_ASSERTION_FAILED;
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goto return_results;
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}
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if ( is_at_operational( op->oq_compare.rs_ava->aa_desc->ad_type ) ) {
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SlapReply nrs = { 0 };
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e.e_attrs = NULL;
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ber_dupbv( &e.e_name, &bsi.bsi_base_id.eid_dn );
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ber_dupbv( &e.e_nname, &bsi.bsi_base_id.eid_ndn );
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nrs.sr_attrs = anlist;
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nrs.sr_entry = &e;
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nrs.sr_attr_flags = SLAP_OPATTRS_NO;
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nrs.sr_operational_attrs = NULL;
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rs->sr_err = backsql_operational( op, &nrs );
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if ( rs->sr_err != LDAP_SUCCESS ) {
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goto return_results;
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}
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e.e_attrs = nrs.sr_operational_attrs;
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} else {
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rc = backsql_id2entry( &bsi, &bsi.bsi_base_id );
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if ( rc != LDAP_SUCCESS ) {
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Debug( LDAP_DEBUG_TRACE, "backsql_compare(): "
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"error %d in backsql_id2entry() "
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"- compare failed\n", rc, 0, 0 );
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rs->sr_err = rc;
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goto return_results;
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}
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}
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if ( ! access_allowed( op, &e, op->oq_compare.rs_ava->aa_desc,
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&op->oq_compare.rs_ava->aa_value,
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ACL_COMPARE, NULL ) )
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{
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rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
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goto return_results;
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}
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rs->sr_err = LDAP_NO_SUCH_ATTRIBUTE;
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for ( a = attrs_find( e.e_attrs, op->oq_compare.rs_ava->aa_desc );
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a != NULL;
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a = attrs_find( a->a_next, op->oq_compare.rs_ava->aa_desc ) )
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{
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rs->sr_err = LDAP_COMPARE_FALSE;
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if ( value_find_ex( op->oq_compare.rs_ava->aa_desc,
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SLAP_MR_ATTRIBUTE_VALUE_NORMALIZED_MATCH |
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SLAP_MR_ASSERTED_VALUE_NORMALIZED_MATCH,
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a->a_nvals,
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&op->oq_compare.rs_ava->aa_value,
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op->o_tmpmemctx ) == 0 )
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{
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rs->sr_err = LDAP_COMPARE_TRUE;
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break;
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}
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}
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return_results:;
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switch ( rs->sr_err ) {
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case LDAP_COMPARE_TRUE:
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case LDAP_COMPARE_FALSE:
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break;
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default:
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#ifdef SLAP_ACL_HONOR_DISCLOSE
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if ( !BER_BVISNULL( &e.e_nname ) &&
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! access_allowed( op, &e,
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slap_schema.si_ad_entry, NULL,
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ACL_DISCLOSE, NULL ) )
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{
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rs->sr_err = LDAP_NO_SUCH_OBJECT;
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rs->sr_text = NULL;
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}
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#endif /* SLAP_ACL_HONOR_DISCLOSE */
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break;
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}
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send_ldap_result( op, rs );
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if ( rs->sr_matched ) {
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rs->sr_matched = NULL;
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}
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if ( rs->sr_ref ) {
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ber_bvarray_free( rs->sr_ref );
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rs->sr_ref = NULL;
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}
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(void)backsql_free_entryID( op, &bsi.bsi_base_id, 0 );
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if ( bsi.bsi_e ) {
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entry_clean( bsi.bsi_e );
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}
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if ( bsi.bsi_attrs != NULL ) {
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op->o_tmpfree( bsi.bsi_attrs, op->o_tmpmemctx );
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}
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Debug(LDAP_DEBUG_TRACE,"<==backsql_compare()\n",0,0,0);
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switch ( rs->sr_err ) {
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case LDAP_COMPARE_TRUE:
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case LDAP_COMPARE_FALSE:
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return LDAP_SUCCESS;
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default:
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return rs->sr_err;
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}
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}
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