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75 lines
1.8 KiB
C
75 lines
1.8 KiB
C
/*
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* Copyright 1999 The OpenLDAP Foundation, All Rights Reserved.
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*
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* COPYING RESTRICTIONS APPLY, see COPYRIGHT file in the top level
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* directory of this package.
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*/
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/* Portions
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* Copyright (c) 1998 Will Ballantyne, ITSD, Government of BC
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms are permitted
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* provided that this notice is preserved and that due credit is given
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* to ITSD, Government of BC. The name of ITSD
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* may not be used to endorse or promote products derived from this
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* software without specific prior written permission. This software
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* is provided ``as is'' without express or implied warranty.
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*/
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#include "portable.h"
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#include <stdio.h>
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#include <ac/string.h>
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#include <ac/socket.h>
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#include "slap.h"
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/*
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* given a normalized uppercased dn (or root part),
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* return an aliased dn if any of the alias suffixes match
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*/
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char *suffix_alias(
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Backend *be,
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char *dn )
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{
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int i, dnLength;
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if(dn == NULL) return NULL;
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if(be == NULL) return dn;
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dnLength = strlen ( dn );
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for ( i = 0;
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be->be_suffixAlias != NULL && be->be_suffixAlias[i] != NULL;
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i += 2 )
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{
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int aliasLength = strlen (be->be_suffixAlias[i]);
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int diff = dnLength - aliasLength;
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if ( diff < 0 ) {
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/* alias is longer than dn */
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continue;
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} else if ( diff > 0 ) {
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if ( ! DNSEPARATOR(dn[diff-1]) ) {
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/* boundary is not at a DN separator */
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continue;
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}
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/* At a DN Separator */
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/* XXX or an escaped separator... oh well */
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}
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if (!strcmp(be->be_suffixAlias[i], &dn[diff])) {
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char *oldDN = dn;
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dn = ch_malloc( diff + strlen(be->be_suffixAlias[i+1]) + 1 );
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strncpy( dn, oldDN, diff );
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strcpy( &dn[diff], be->be_suffixAlias[i+1] );
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Debug( LDAP_DEBUG_ARGS,
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"suffix_alias: converted \"%s\" to \"%s\"\n",
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oldDN, dn, 0);
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free (oldDN);
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break;
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}
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}
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return dn;
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}
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