openldap/servers/slapd/suffixalias.c
Kurt Zeilenga 3b15c6f10f Merge latest devel codes into releng 2 branch.
Remove back-perl, back-sql, back-tcl from branch as they have yet
to be updated.
Additional changes are needed prior to release of alpha4.
2000-06-13 19:56:15 +00:00

76 lines
1.8 KiB
C

/* $OpenLDAP$ */
/*
* Copyright 1999-2000 The OpenLDAP Foundation, All Rights Reserved.
*
* COPYING RESTRICTIONS APPLY, see COPYRIGHT file in the top level
* directory of this package.
*/
/* Portions
* Copyright (c) 1998 Will Ballantyne, ITSD, Government of BC
* All rights reserved.
*
* Redistribution and use in source and binary forms are permitted
* provided that this notice is preserved and that due credit is given
* to ITSD, Government of BC. The name of ITSD
* may not be used to endorse or promote products derived from this
* software without specific prior written permission. This software
* is provided ``as is'' without express or implied warranty.
*/
#include "portable.h"
#include <stdio.h>
#include <ac/string.h>
#include <ac/socket.h>
#include "slap.h"
/*
* given a normalized uppercased dn (or root part),
* return an aliased dn if any of the alias suffixes match
*/
char *suffix_alias(
Backend *be,
char *dn )
{
int i, dnLength;
if(dn == NULL) return NULL;
if(be == NULL) return dn;
dnLength = strlen ( dn );
for ( i = 0;
be->be_suffixAlias != NULL && be->be_suffixAlias[i] != NULL;
i += 2 )
{
int aliasLength = strlen (be->be_suffixAlias[i]);
int diff = dnLength - aliasLength;
if ( diff < 0 ) {
/* alias is longer than dn */
continue;
} else if ( diff > 0 ) {
if ( ! DN_SEPARATOR(dn[diff-1]) ) {
/* boundary is not at a DN separator */
continue;
}
/* At a DN Separator */
/* XXX or an escaped separator... oh well */
}
if (!strcmp(be->be_suffixAlias[i], &dn[diff])) {
char *oldDN = dn;
dn = ch_malloc( diff + strlen(be->be_suffixAlias[i+1]) + 1 );
strncpy( dn, oldDN, diff );
strcpy( &dn[diff], be->be_suffixAlias[i+1] );
Debug( LDAP_DEBUG_ARGS,
"suffix_alias: converted \"%s\" to \"%s\"\n",
oldDN, dn, 0);
free (oldDN);
break;
}
}
return dn;
}