openldap/libraries/libldap/getattr.c
Kurt Zeilenga eed7408e7e Update ldap_first_attribute/ldap_next_attribute to handle
BerElement argument per latest IETF ldapext draft c api spec.
That is, caller is solely responsible for freeing the BerElement
allocated and returned by ldap_first_attribute.
Update man pages accordingly.
Update applications accordingly.
1999-01-20 20:21:38 +00:00

75 lines
1.6 KiB
C

/*
* Copyright 1998-1999 The OpenLDAP Foundation, All Rights Reserved.
* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
*/
/* Portions
* Copyright (c) 1990 Regents of the University of Michigan.
* All rights reserved.
*
* getattr.c
*/
#include "portable.h"
#include <stdio.h>
#include <stdlib.h>
#include <ac/ctype.h>
#include <ac/socket.h>
#include <ac/string.h>
#include <ac/time.h>
#include "ldap-int.h"
char *
ldap_first_attribute( LDAP *ld, LDAPMessage *entry, BerElement **ber )
{
long len;
Debug( LDAP_DEBUG_TRACE, "ldap_first_attribute\n", 0, 0, 0 );
if ( (*ber = ldap_alloc_ber_with_options( ld )) == NULLBER ) {
*ber = NULL;
return( NULL );
}
**ber = *entry->lm_ber;
/*
* Skip past the sequence, dn, sequence of sequence, snarf the
* attribute type, and skip the set of values, leaving us
* positioned right before the next attribute type/value sequence.
*/
len = LDAP_MAX_ATTR_LEN;
if ( ber_scanf( *ber, "{x{{sx}", ld->ld_attrbuffer, &len )
== LBER_ERROR ) {
ld->ld_errno = LDAP_DECODING_ERROR;
ber_free( *ber, 0 );
*ber = NULL;
return( NULL );
}
return( ld->ld_attrbuffer );
}
/* ARGSUSED */
char *
ldap_next_attribute( LDAP *ld, LDAPMessage *entry, BerElement *ber )
{
long len;
Debug( LDAP_DEBUG_TRACE, "ldap_next_attribute\n", 0, 0, 0 );
/* skip sequence, snarf attribute type, skip values */
len = LDAP_MAX_ATTR_LEN;
if ( ber_scanf( ber, "{sx}", ld->ld_attrbuffer, &len )
== LBER_ERROR ) {
ld->ld_errno = LDAP_DECODING_ERROR;
/* ber_free( ber, 0 ); *//* don't free the BerElement */
return( NULL );
}
return( ld->ld_attrbuffer );
}