/* compare.c - ldap backend compare function */
/* $OpenLDAP$ */
-
+/*
+ * Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
+ * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
+ */
+/* This is an altered version */
/*
* Copyright 1999, Howard Chu, All rights reserved. <hyc@highlandsun.com>
*
* ever read sources, credits should appear in the documentation.
*
* 4. This notice may not be removed or altered.
+ *
+ *
+ *
+ * Copyright 2000, Pierangelo Masarati, All rights reserved. <ando@sys-net.it>
+ *
+ * This software is being modified by Pierangelo Masarati.
+ * The previously reported conditions apply to the modified code as well.
+ * Changes in the original code are highlighted where required.
+ * Credits for the original code go to the author, Howard Chu.
*/
#include "portable.h"
int
ldap_back_compare(
- Backend *be,
- Connection *conn,
Operation *op,
- char *dn,
- char *ndn,
- Ava *ava
-)
+ SlapReply *rs )
{
- struct ldapinfo *li = (struct ldapinfo *) be->be_private;
+ struct ldapinfo *li = (struct ldapinfo *) op->o_bd->be_private;
struct ldapconn *lc;
+ struct berval mapped_oc, mapped_at;
+ struct berval mdn = { 0, NULL };
+ int rc;
+ ber_int_t msgid;
- lc = ldap_back_getconn(li, conn, op);
- if (!lc)
+ lc = ldap_back_getconn(li, op, rs);
+ if (!lc || !ldap_back_dobind( li, lc, op, rs ) ) {
return( -1 );
+ }
- if (!lc->bound) {
- ldap_back_dobind(lc, op);
- if (!lc->bound)
+ /*
+ * Rewrite the compare dn, if needed
+ */
+#ifdef ENABLE_REWRITE
+ switch ( rewrite_session( li->rwinfo, "compareDn", op->o_req_dn.bv_val, op->o_conn, &mdn.bv_val ) ) {
+ case REWRITE_REGEXEC_OK:
+ if ( mdn.bv_val == NULL ) {
+ mdn.bv_val = ( char * )op->o_req_dn.bv_val;
+ }
+#ifdef NEW_LOGGING
+ LDAP_LOG( BACK_LDAP, DETAIL1,
+ "[rw] compareDn: \"%s\" -> \"%s\"\n", op->o_req_dn.bv_val, mdn.bv_val, 0 );
+#else /* !NEW_LOGGING */
+ Debug( LDAP_DEBUG_ARGS, "rw> compareDn: \"%s\" -> \"%s\"\n%s",
+ op->o_req_dn.bv_val, mdn.bv_val, "" );
+#endif /* !NEW_LOGGING */
+ break;
+
+ case REWRITE_REGEXEC_UNWILLING:
+ send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
+ "Operation not allowed" );
+ return( -1 );
+
+ case REWRITE_REGEXEC_ERR:
+ send_ldap_error( op, rs, LDAP_OTHER,
+ "Rewrite error" );
+ return( -1 );
+ }
+#else /* !ENABLE_REWRITE */
+ ldap_back_dn_massage( li, &op->o_req_dn, &mdn, 0, 1 );
+ if ( mdn.bv_val == NULL ) {
+ return -1;
+ }
+#endif /* !ENABLE_REWRITE */
+
+ if ( op->oq_compare.rs_ava->aa_desc == slap_schema.si_ad_objectClass ) {
+ ldap_back_map(&li->oc_map, &op->oq_compare.rs_ava->aa_desc->ad_cname, &mapped_oc,
+ BACKLDAP_MAP);
+ if (mapped_oc.bv_val == NULL || mapped_oc.bv_val[0] == '\0') {
return( -1 );
+ }
+
+ } else {
+ ldap_back_map(&li->at_map, &op->oq_compare.rs_ava->aa_value, &mapped_at,
+ BACKLDAP_MAP);
+ if (mapped_at.bv_val == NULL || mapped_at.bv_val[0] == '\0') {
+ return( -1 );
+ }
}
- ldap_compare_s( lc->ld, dn, ava->ava_type, ava->ava_value.bv_val );
- return( ldap_back_op_result( lc, op ) );
+ rc = ldap_compare_ext( lc->ld, mdn.bv_val, mapped_oc.bv_val,
+ &mapped_at, op->o_ctrls, NULL, &msgid );
+
+ if ( mdn.bv_val != op->o_req_dn.bv_val ) {
+ free( mdn.bv_val );
+ }
+
+ return( ldap_back_op_result( li, lc, op, rs, msgid, rc, 1 ) );
}