openldap/servers/slapd/ava.c
Quanah Gibson-Mount 59e9ff6243 Happy New Year
2018-03-22 15:35:24 +00:00

134 lines
3.5 KiB
C

/* ava.c - routines for dealing with attribute value assertions */
/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 1998-2018 The OpenLDAP Foundation.
* 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>.
*/
/* Portions Copyright (c) 1995 Regents of the University of Michigan.
* All rights reserved.
*
* Redistribution and use in source and binary forms are permitted
* provided that this notice is preserved and that due credit is given
* to the University of Michigan at Ann Arbor. The name of the University
* may not be used to endorse or promote products derived from this
* software without specific prior written permission. This software
* is provided ``as is'' without express or implied warranty.
*/
#include "portable.h"
#include <stdio.h>
#include <ac/string.h>
#include <ac/socket.h>
#include "slap.h"
#ifdef LDAP_COMP_MATCH
#include "component.h"
#endif
void
ava_free(
Operation *op,
AttributeAssertion *ava,
int freeit )
{
#ifdef LDAP_COMP_MATCH
if ( ava->aa_cf && ava->aa_cf->cf_ca->ca_comp_data.cd_mem_op )
nibble_mem_free ( ava->aa_cf->cf_ca->ca_comp_data.cd_mem_op );
#endif
op->o_tmpfree( ava->aa_value.bv_val, op->o_tmpmemctx );
if ( ava->aa_desc->ad_flags & SLAP_DESC_TEMPORARY )
op->o_tmpfree( ava->aa_desc, op->o_tmpmemctx );
if ( freeit ) op->o_tmpfree( (char *) ava, op->o_tmpmemctx );
}
int
get_ava(
Operation *op,
BerElement *ber,
Filter *f,
unsigned usage,
const char **text )
{
int rc;
ber_tag_t rtag;
struct berval type, value;
AttributeAssertion *aa;
#ifdef LDAP_COMP_MATCH
AttributeAliasing* a_alias = NULL;
#endif
rtag = ber_scanf( ber, "{mm}", &type, &value );
if( rtag == LBER_ERROR ) {
Debug( LDAP_DEBUG_ANY, " get_ava ber_scanf\n", 0, 0, 0 );
*text = "Error decoding attribute value assertion";
return SLAPD_DISCONNECT;
}
aa = op->o_tmpalloc( sizeof( AttributeAssertion ), op->o_tmpmemctx );
aa->aa_desc = NULL;
aa->aa_value.bv_val = NULL;
#ifdef LDAP_COMP_MATCH
aa->aa_cf = NULL;
#endif
rc = slap_bv2ad( &type, &aa->aa_desc, text );
if( rc != LDAP_SUCCESS ) {
f->f_choice |= SLAPD_FILTER_UNDEFINED;
*text = NULL;
rc = slap_bv2undef_ad( &type, &aa->aa_desc, text,
SLAP_AD_PROXIED|SLAP_AD_NOINSERT );
if( rc != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_FILTER,
"get_ava: unknown attributeType %s\n", type.bv_val, 0, 0 );
aa->aa_desc = slap_bv2tmp_ad( &type, op->o_tmpmemctx );
ber_dupbv_x( &aa->aa_value, &value, op->o_tmpmemctx );
f->f_ava = aa;
return LDAP_SUCCESS;
}
}
rc = asserted_value_validate_normalize(
aa->aa_desc, ad_mr(aa->aa_desc, usage),
usage, &value, &aa->aa_value, text, op->o_tmpmemctx );
if( rc != LDAP_SUCCESS ) {
f->f_choice |= SLAPD_FILTER_UNDEFINED;
Debug( LDAP_DEBUG_FILTER,
"get_ava: illegal value for attributeType %s\n", type.bv_val, 0, 0 );
ber_dupbv_x( &aa->aa_value, &value, op->o_tmpmemctx );
*text = NULL;
rc = LDAP_SUCCESS;
}
#ifdef LDAP_COMP_MATCH
if( is_aliased_attribute ) {
a_alias = is_aliased_attribute ( aa->aa_desc );
if ( a_alias ) {
rc = get_aliased_filter_aa ( op, aa, a_alias, text );
if( rc != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_FILTER,
"get_ava: Invalid Attribute Aliasing\n", 0, 0, 0 );
return rc;
}
}
}
#endif
f->f_ava = aa;
return LDAP_SUCCESS;
}