1 /* $NetBSD: assertion.c,v 1.3 2021/08/14 16:14:55 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
18 #include <sys/cdefs.h>
19 __RCSID("$NetBSD: assertion.c,v 1.3 2021/08/14 16:14:55 christos Exp $");
20
21 #include "portable.h"
22
23 #include <stdio.h>
24 #include <ac/stdlib.h>
25 #include <ac/string.h>
26 #include <ac/time.h>
27
28 #include "ldap-int.h"
29
30 int
ldap_create_assertion_control_value(LDAP * ld,char * assertion,struct berval * value)31 ldap_create_assertion_control_value(
32 LDAP *ld,
33 char *assertion,
34 struct berval *value )
35 {
36 BerElement *ber = NULL;
37 int err;
38
39 ld->ld_errno = LDAP_SUCCESS;
40
41 if ( assertion == NULL || assertion[ 0 ] == '\0' ) {
42 ld->ld_errno = LDAP_PARAM_ERROR;
43 return ld->ld_errno;
44 }
45
46 if ( value == NULL ) {
47 ld->ld_errno = LDAP_PARAM_ERROR;
48 return ld->ld_errno;
49 }
50
51 BER_BVZERO( value );
52
53 ber = ldap_alloc_ber_with_options( ld );
54 if ( ber == NULL ) {
55 ld->ld_errno = LDAP_NO_MEMORY;
56 return ld->ld_errno;
57 }
58
59 err = ldap_pvt_put_filter( ber, assertion );
60 if ( err < 0 ) {
61 ld->ld_errno = LDAP_ENCODING_ERROR;
62 goto done;
63 }
64
65 err = ber_flatten2( ber, value, 1 );
66 if ( err < 0 ) {
67 ld->ld_errno = LDAP_NO_MEMORY;
68 goto done;
69 }
70
71 done:;
72 if ( ber != NULL ) {
73 ber_free( ber, 1 );
74 }
75
76 return ld->ld_errno;
77 }
78
79 int
ldap_create_assertion_control(LDAP * ld,char * assertion,int iscritical,LDAPControl ** ctrlp)80 ldap_create_assertion_control(
81 LDAP *ld,
82 char *assertion,
83 int iscritical,
84 LDAPControl **ctrlp )
85 {
86 struct berval value;
87
88 if ( ctrlp == NULL ) {
89 ld->ld_errno = LDAP_PARAM_ERROR;
90 return ld->ld_errno;
91 }
92
93 ld->ld_errno = ldap_create_assertion_control_value( ld,
94 assertion, &value );
95 if ( ld->ld_errno == LDAP_SUCCESS ) {
96 ld->ld_errno = ldap_control_create( LDAP_CONTROL_ASSERT,
97 iscritical, &value, 0, ctrlp );
98 if ( ld->ld_errno != LDAP_SUCCESS ) {
99 LDAP_FREE( value.bv_val );
100 }
101 }
102
103 return ld->ld_errno;
104 }
105
106