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/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 1998-2022 The OpenLDAP Foundation.
* Portions Copyright 2018 Howard Chu.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted only as authorized by the OpenLDAP
* Public License.
*
* A copy of this license is available in the file LICENSE in the
* top-level directory of the distribution or, alternatively, at
* <http://www.OpenLDAP.org/license.html>.
*/
/* ACKNOWLEDGEMENTS:
* This work was developed by Howard Chu for inclusion in
* OpenLDAP Software.
*/
#include "portable.h"
#include <stdio.h>
#include <ac/stdlib.h>
#include <ac/string.h>
#include <ac/time.h>
#include "ldap-int.h"
/* MS Active Directory controls - not implemented in slapd(8) */
#ifdef LDAP_CONTROL_X_DIRSYNC
int
ldap_create_dirsync_value(
LDAP *ld,
int flags,
int maxAttrCount,
struct berval *cookie,
struct berval *value )
{
BerElement *ber = NULL;
ber_tag_t tag;
if ( ld == NULL || cookie == NULL ||
value == NULL )
{
if ( ld ) {
ld->ld_errno = LDAP_PARAM_ERROR;
}
return LDAP_PARAM_ERROR;
}
assert( LDAP_VALID( ld ) );
ld->ld_errno = LDAP_SUCCESS;
/* maxAttrCount less than 0x100000 is treated as 0x100000 by server */
/* prepare value */
value->bv_val = NULL;
value->bv_len = 0;
ber = ldap_alloc_ber_with_options( ld );
if ( ber == NULL ) {
ld->ld_errno = LDAP_NO_MEMORY;
return ld->ld_errno;
}
tag = ber_printf( ber, "{iiO}", flags, maxAttrCount, cookie );
if ( tag == LBER_ERROR ) {
ld->ld_errno = LDAP_ENCODING_ERROR;
goto done;
}
if ( ber_flatten2( ber, value, 1 ) == -1 ) {
ld->ld_errno = LDAP_NO_MEMORY;
}
done:;
if ( ber != NULL ) {
ber_free( ber, 1 );
}
return ld->ld_errno;
}
int
ldap_create_dirsync_control(
LDAP *ld,
int flags,
int maxAttrCount,
struct berval *cookie,
LDAPControl **ctrlp )
{
struct berval value;
if ( ctrlp == NULL ) {
ld->ld_errno = LDAP_PARAM_ERROR;
return ld->ld_errno;
}
ld->ld_errno = ldap_create_dirsync_value( ld,
flags, maxAttrCount, cookie, &value );
if ( ld->ld_errno == LDAP_SUCCESS ) {
ld->ld_errno = ldap_control_create( LDAP_CONTROL_X_DIRSYNC,
1, &value, 0, ctrlp );
if ( ld->ld_errno != LDAP_SUCCESS ) {
LDAP_FREE( value.bv_val );
}
}
return ld->ld_errno;
}
int
ldap_parse_dirsync_control(
LDAP *ld,
LDAPControl *ctrl,
int *continueFlag,
struct berval *cookie )
{
BerElement *ber;
ber_tag_t tag;
ber_len_t len;
int unused;
if ( ld == NULL ||
ctrl == NULL ||
continueFlag == NULL ||
cookie == NULL )
{
if ( ld ) {
ld->ld_errno = LDAP_PARAM_ERROR;
}
/* NOTE: we want the caller to get all or nothing;
* we could allow some of the pointers to be NULL,
* if one does not want part of the data */
return LDAP_PARAM_ERROR;
}
*continueFlag = 0;
BER_BVZERO( cookie );
ber = ber_init( &ctrl->ldctl_value );
if ( ber == NULL ) {
ld->ld_errno = LDAP_NO_MEMORY;
return ld->ld_errno;
}
tag = ber_scanf( ber, "{iio}", continueFlag, &unused, cookie );
if ( tag == LBER_DEFAULT )
tag = LBER_ERROR;
(void)ber_free( ber, 1 );
if ( tag == LBER_ERROR ) {
return LDAP_DECODING_ERROR;
}
return ld->ld_errno;
}
#endif /* LDAP_CONTROL_X_DIRSYNC */
#ifdef LDAP_CONTROL_X_SHOW_DELETED
int
ldap_create_show_deleted_control( LDAP *ld,
LDAPControl **ctrlp )
{
assert( ld != NULL );
assert( LDAP_VALID( ld ) );
assert( ctrlp != NULL );
ld->ld_errno = ldap_control_create( LDAP_CONTROL_X_SHOW_DELETED,
0, NULL, 0, ctrlp );
return ld->ld_errno;
}
#endif /* LDAP_CONTROL_X_SHOW_DELETED */
#ifdef LDAP_CONTROL_X_EXTENDED_DN
int
ldap_create_extended_dn_value(
LDAP *ld,
int flag,
struct berval *value )
{
BerElement *ber = NULL;
ber_tag_t tag;
if ( ld == NULL ||
value == NULL )
{
if ( ld ) {
ld->ld_errno = LDAP_PARAM_ERROR;
}
return LDAP_PARAM_ERROR;
}
assert( LDAP_VALID( ld ) );
ld->ld_errno = LDAP_SUCCESS;
/* prepare value */
value->bv_val = NULL;
value->bv_len = 0;
ber = ldap_alloc_ber_with_options( ld );
if ( ber == NULL ) {
ld->ld_errno = LDAP_NO_MEMORY;
return ld->ld_errno;
}
tag = ber_printf( ber, "{i}", flag );
if ( tag == LBER_ERROR ) {
ld->ld_errno = LDAP_ENCODING_ERROR;
goto done;
}
if ( ber_flatten2( ber, value, 1 ) == -1 ) {
ld->ld_errno = LDAP_NO_MEMORY;
}
done:;
if ( ber != NULL ) {
ber_free( ber, 1 );
}
return ld->ld_errno;
}
int
ldap_create_extended_dn_control(
LDAP *ld,
int flag,
LDAPControl **ctrlp )
{
struct berval value;
if ( ctrlp == NULL ) {
ld->ld_errno = LDAP_PARAM_ERROR;
return ld->ld_errno;
}
ld->ld_errno = ldap_create_extended_dn_value( ld, flag, &value );
if ( ld->ld_errno == LDAP_SUCCESS ) {
ld->ld_errno = ldap_control_create( LDAP_CONTROL_X_EXTENDED_DN,
0, &value, 0, ctrlp );
if ( ld->ld_errno != LDAP_SUCCESS ) {
LDAP_FREE( value.bv_val );
}
}
return ld->ld_errno;
}
#endif /* LDAP_CONTROL_X_EXTENDED_DN */
#ifdef LDAP_CONTROL_X_SERVER_NOTIFICATION
int
ldap_create_server_notification_control( LDAP *ld,
LDAPControl **ctrlp )
{
assert( ld != NULL );
assert( LDAP_VALID( ld ) );
assert( ctrlp != NULL );
ld->ld_errno = ldap_control_create( LDAP_CONTROL_X_SERVER_NOTIFICATION,
0, NULL, 0, ctrlp );
return ld->ld_errno;
}
#endif /* LDAP_CONTROL_X_SERVER_NOTIFICATION */
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