1 /* compare.c - bdb backend compare routine */
3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
5 * Copyright 2000-2004 The OpenLDAP Foundation.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted only as authorized by the OpenLDAP
12 * A copy of this license is available in the file LICENSE in the
13 * top-level directory of the distribution or, alternatively, at
14 * <http://www.OpenLDAP.org/license.html>.
20 #include <ac/string.h>
26 bdb_compare( Operation *op, SlapReply *rs )
28 struct bdb_info *bdb = (struct bdb_info *) op->o_bd->be_private;
32 int manageDSAit = get_manageDSAit( op );
37 rs->sr_err = LOCK_ID(bdb->bi_dbenv, &locker);
42 send_ldap_error( op, rs, LDAP_OTHER, "internal error" );
48 rs->sr_err = bdb_dn2entry( op, NULL, &op->o_req_ndn, &ei, 1, locker, &lock );
50 switch( rs->sr_err ) {
55 rs->sr_text = "ldap server busy";
57 case DB_LOCK_DEADLOCK:
58 case DB_LOCK_NOTGRANTED:
61 rs->sr_err = LDAP_OTHER;
62 rs->sr_text = "internal error";
67 if ( rs->sr_err == DB_NOTFOUND ) {
69 rs->sr_matched = ch_strdup( e->e_dn );
70 rs->sr_ref = is_entry_referral( e )
71 ? get_entry_referrals( op, e )
73 bdb_cache_return_entry_r( bdb->bi_dbenv, &bdb->bi_cache, e, &lock );
77 rs->sr_ref = referral_rewrite( default_referral,
78 NULL, &op->o_req_dn, LDAP_SCOPE_DEFAULT );
81 rs->sr_err = LDAP_REFERRAL;
82 send_ldap_result( op, rs );
84 ber_bvarray_free( rs->sr_ref );
85 free( (char *)rs->sr_matched );
87 rs->sr_matched = NULL;
92 if (!manageDSAit && is_entry_referral( e ) ) {
93 /* entry is a referral, don't allow add */
94 rs->sr_ref = get_entry_referrals( op, e );
97 LDAP_LOG ( OPERATION, DETAIL1,
98 "bdb_compare: entry is referral\n", 0, 0, 0 );
100 Debug( LDAP_DEBUG_TRACE, "entry is referral\n", 0,
104 rs->sr_err = LDAP_REFERRAL;
105 rs->sr_matched = e->e_name.bv_val;
106 send_ldap_result( op, rs );
108 ber_bvarray_free( rs->sr_ref );
110 rs->sr_matched = NULL;
114 if ( get_assert( op ) &&
115 ( test_filter( op, e, get_assertion( op )) != LDAP_COMPARE_TRUE ))
117 rs->sr_err = LDAP_ASSERTION_FAILED;
121 rs->sr_err = access_allowed( op, e, op->oq_compare.rs_ava->aa_desc,
122 &op->oq_compare.rs_ava->aa_value, ACL_COMPARE, NULL );
123 if ( ! rs->sr_err ) {
124 rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
128 rs->sr_err = LDAP_NO_SUCH_ATTRIBUTE;
130 for(a = attrs_find( e->e_attrs, op->oq_compare.rs_ava->aa_desc );
132 a = attrs_find( a->a_next, op->oq_compare.rs_ava->aa_desc ))
134 rs->sr_err = LDAP_COMPARE_FALSE;
136 if ( value_find_ex( op->oq_compare.rs_ava->aa_desc,
137 SLAP_MR_ATTRIBUTE_VALUE_NORMALIZED_MATCH |
138 SLAP_MR_ASSERTED_VALUE_NORMALIZED_MATCH,
139 a->a_nvals, &op->oq_compare.rs_ava->aa_value, op->o_tmpmemctx ) == 0 )
141 rs->sr_err = LDAP_COMPARE_TRUE;
147 send_ldap_result( op, rs );
149 if( rs->sr_err == LDAP_COMPARE_FALSE || rs->sr_err == LDAP_COMPARE_TRUE ) {
150 rs->sr_err = LDAP_SUCCESS;
156 bdb_cache_return_entry_r( bdb->bi_dbenv, &bdb->bi_cache, e, &lock );
159 LOCK_ID_FREE ( bdb->bi_dbenv, locker );