xref: /onnv-gate/usr/src/lib/libldap4/common/getref.c (revision 3857:21b9b714e4ab)
10Sstevel@tonic-gate /*
20Sstevel@tonic-gate  *
3*3857Sstevel  * Copyright 1998 Sun Microsystems, Inc.  All rights reserved.
4*3857Sstevel  * Use is subject to license terms.
50Sstevel@tonic-gate  *
60Sstevel@tonic-gate  *
70Sstevel@tonic-gate  * Comments:
80Sstevel@tonic-gate  *
90Sstevel@tonic-gate  */
100Sstevel@tonic-gate 
110Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
120Sstevel@tonic-gate 
130Sstevel@tonic-gate #include <stdio.h>
140Sstevel@tonic-gate #include <ctype.h>
150Sstevel@tonic-gate #include <string.h>
160Sstevel@tonic-gate #include "lber.h"
170Sstevel@tonic-gate #include "ldap.h"
180Sstevel@tonic-gate #include "ldap-private.h"
190Sstevel@tonic-gate #include "ldap-int.h"
200Sstevel@tonic-gate 
ldap_first_reference(LDAP * ld,LDAPMessage * res)210Sstevel@tonic-gate LDAPMessage * ldap_first_reference(LDAP *ld, LDAPMessage *res)
220Sstevel@tonic-gate {
230Sstevel@tonic-gate 	LDAPMessage *msg = res;
240Sstevel@tonic-gate 
250Sstevel@tonic-gate 	while ( msg != NULLMSG) {
260Sstevel@tonic-gate 		if (msg->lm_msgtype == LDAP_RES_SEARCH_REFERENCE)
270Sstevel@tonic-gate 			break;
280Sstevel@tonic-gate 		msg = msg->lm_chain;
290Sstevel@tonic-gate 	}
300Sstevel@tonic-gate 	return (msg);
310Sstevel@tonic-gate }
320Sstevel@tonic-gate 
ldap_next_reference(LDAP * ld,LDAPMessage * entry)330Sstevel@tonic-gate LDAPMessage * ldap_next_reference(LDAP *ld, LDAPMessage *entry)
340Sstevel@tonic-gate {
350Sstevel@tonic-gate 	LDAPMessage *msg;
360Sstevel@tonic-gate 
370Sstevel@tonic-gate 	if ( entry == NULLMSG)
380Sstevel@tonic-gate 		return( NULLMSG );
390Sstevel@tonic-gate 
400Sstevel@tonic-gate 	msg = entry->lm_chain;
410Sstevel@tonic-gate 	while(msg != NULLMSG){
420Sstevel@tonic-gate 		if (msg->lm_msgtype == LDAP_RES_SEARCH_REFERENCE)
430Sstevel@tonic-gate 			break;
440Sstevel@tonic-gate 		msg = msg->lm_chain;
450Sstevel@tonic-gate 	}
460Sstevel@tonic-gate 
470Sstevel@tonic-gate 	return( msg );
480Sstevel@tonic-gate }
490Sstevel@tonic-gate 
500Sstevel@tonic-gate int
ldap_count_references(LDAP * ld,LDAPMessage * res)510Sstevel@tonic-gate ldap_count_references( LDAP *ld, LDAPMessage *res )
520Sstevel@tonic-gate {
530Sstevel@tonic-gate 	int	i;
540Sstevel@tonic-gate 
550Sstevel@tonic-gate 	for ( i = 0; res != NULL; res = res->lm_chain )
560Sstevel@tonic-gate 		if (res->lm_msgtype == LDAP_RES_SEARCH_REFERENCE)
570Sstevel@tonic-gate 			i++;
580Sstevel@tonic-gate 
590Sstevel@tonic-gate 	return( i );
600Sstevel@tonic-gate }
610Sstevel@tonic-gate 
ldap_get_reference_urls(LDAP * ld,LDAPMessage * res)620Sstevel@tonic-gate char ** ldap_get_reference_urls(LDAP *ld, LDAPMessage *res)
630Sstevel@tonic-gate {
640Sstevel@tonic-gate 	BerElement tmp;
650Sstevel@tonic-gate 	char **urls = NULL;
660Sstevel@tonic-gate 
670Sstevel@tonic-gate 	Debug( LDAP_DEBUG_TRACE, catgets(slapdcat, 1, 1274, "ldap_get_reference_urls\n"), 0, 0, 0 );
680Sstevel@tonic-gate 
690Sstevel@tonic-gate 	if (res == NULL){
700Sstevel@tonic-gate 		ld->ld_errno = LDAP_PARAM_ERROR;
710Sstevel@tonic-gate 		return (NULL);
720Sstevel@tonic-gate 	}
730Sstevel@tonic-gate 	tmp = *res->lm_ber; /* struct copy */
740Sstevel@tonic-gate 	if ( ber_scanf( &tmp, "{v}", &urls) == LBER_ERROR){
750Sstevel@tonic-gate 		ld->ld_errno = LDAP_DECODING_ERROR;
760Sstevel@tonic-gate 		return (NULL);
770Sstevel@tonic-gate 	}
780Sstevel@tonic-gate 	return (urls);
790Sstevel@tonic-gate }
80