whoami.c revision 1.3 
1/*	$NetBSD: whoami.c,v 1.3 2021/08/14 16:14:56 christos Exp $	*/
2
3/* $OpenLDAP$ */
4/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
5 *
6 * Copyright 1998-2021 The OpenLDAP Foundation.
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted only as authorized by the OpenLDAP
11 * Public License.
12 *
13 * A copy of this license is available in the file LICENSE in the
14 * top-level directory of the distribution or, alternatively, at
15 * <http://www.OpenLDAP.org/license.html>.
16 */
17/* ACKNOWLEDGEMENTS:
18 * This program was originally developed by Kurt D. Zeilenga for inclusion in
19 * OpenLDAP Software.
20 */
21
22#include <sys/cdefs.h>
23__RCSID("$NetBSD: whoami.c,v 1.3 2021/08/14 16:14:56 christos Exp $");
24
25#include "portable.h"
26
27#include <stdio.h>
28#include <ac/stdlib.h>
29#include <ac/string.h>
30#include <ac/time.h>
31
32#include "ldap-int.h"
33
34/*
35 * LDAP Who Am I? (Extended) Operation <draft-zeilenga-ldap-authzid-xx.txt>
36 */
37
38int ldap_parse_whoami(
39	LDAP *ld,
40	LDAPMessage *res,
41	struct berval **authzid )
42{
43	int rc;
44	char *retoid = NULL;
45
46	assert( ld != NULL );
47	assert( LDAP_VALID( ld ) );
48	assert( res != NULL );
49	assert( authzid != NULL );
50
51	*authzid = NULL;
52
53	rc = ldap_parse_extended_result( ld, res, &retoid, authzid, 0 );
54
55	if( rc != LDAP_SUCCESS ) {
56		ldap_perror( ld, "ldap_parse_whoami" );
57		return rc;
58	}
59
60	ber_memfree( retoid );
61	return rc;
62}
63
64int
65ldap_whoami( LDAP *ld,
66	LDAPControl		**sctrls,
67	LDAPControl		**cctrls,
68	int				*msgidp )
69{
70	int rc;
71
72	assert( ld != NULL );
73	assert( LDAP_VALID( ld ) );
74	assert( msgidp != NULL );
75
76	rc = ldap_extended_operation( ld, LDAP_EXOP_WHO_AM_I,
77		NULL, sctrls, cctrls, msgidp );
78
79	return rc;
80}
81
82int
83ldap_whoami_s(
84	LDAP *ld,
85	struct berval **authzid,
86	LDAPControl **sctrls,
87	LDAPControl **cctrls )
88{
89	int		rc;
90	int		msgid;
91	LDAPMessage	*res;
92
93	rc = ldap_whoami( ld, sctrls, cctrls, &msgid );
94	if ( rc != LDAP_SUCCESS ) return rc;
95
96	if ( ldap_result( ld, msgid, LDAP_MSG_ALL, (struct timeval *) NULL, &res ) == -1 || !res ) {
97		return ld->ld_errno;
98	}
99
100	rc = ldap_parse_whoami( ld, res, authzid );
101	if( rc != LDAP_SUCCESS ) {
102		ldap_msgfree( res );
103		return rc;
104	}
105
106	return( ldap_result2error( ld, res, 1 ) );
107}
108