xref: /onnv-gate/usr/src/lib/libldap4/common/getref.c (revision 3857:21b9b714e4ab)
1 /*
2  *
3  * Copyright 1998 Sun Microsystems, Inc.  All rights reserved.
4  * Use is subject to license terms.
5  *
6  *
7  * Comments:
8  *
9  */
10 
11 #pragma ident	"%Z%%M%	%I%	%E% SMI"
12 
13 #include <stdio.h>
14 #include <ctype.h>
15 #include <string.h>
16 #include "lber.h"
17 #include "ldap.h"
18 #include "ldap-private.h"
19 #include "ldap-int.h"
20 
ldap_first_reference(LDAP * ld,LDAPMessage * res)21 LDAPMessage * ldap_first_reference(LDAP *ld, LDAPMessage *res)
22 {
23 	LDAPMessage *msg = res;
24 
25 	while ( msg != NULLMSG) {
26 		if (msg->lm_msgtype == LDAP_RES_SEARCH_REFERENCE)
27 			break;
28 		msg = msg->lm_chain;
29 	}
30 	return (msg);
31 }
32 
ldap_next_reference(LDAP * ld,LDAPMessage * entry)33 LDAPMessage * ldap_next_reference(LDAP *ld, LDAPMessage *entry)
34 {
35 	LDAPMessage *msg;
36 
37 	if ( entry == NULLMSG)
38 		return( NULLMSG );
39 
40 	msg = entry->lm_chain;
41 	while(msg != NULLMSG){
42 		if (msg->lm_msgtype == LDAP_RES_SEARCH_REFERENCE)
43 			break;
44 		msg = msg->lm_chain;
45 	}
46 
47 	return( msg );
48 }
49 
50 int
ldap_count_references(LDAP * ld,LDAPMessage * res)51 ldap_count_references( LDAP *ld, LDAPMessage *res )
52 {
53 	int	i;
54 
55 	for ( i = 0; res != NULL; res = res->lm_chain )
56 		if (res->lm_msgtype == LDAP_RES_SEARCH_REFERENCE)
57 			i++;
58 
59 	return( i );
60 }
61 
ldap_get_reference_urls(LDAP * ld,LDAPMessage * res)62 char ** ldap_get_reference_urls(LDAP *ld, LDAPMessage *res)
63 {
64 	BerElement tmp;
65 	char **urls = NULL;
66 
67 	Debug( LDAP_DEBUG_TRACE, catgets(slapdcat, 1, 1274, "ldap_get_reference_urls\n"), 0, 0, 0 );
68 
69 	if (res == NULL){
70 		ld->ld_errno = LDAP_PARAM_ERROR;
71 		return (NULL);
72 	}
73 	tmp = *res->lm_ber; /* struct copy */
74 	if ( ber_scanf( &tmp, "{v}", &urls) == LBER_ERROR){
75 		ld->ld_errno = LDAP_DECODING_ERROR;
76 		return (NULL);
77 	}
78 	return (urls);
79 }
80