mirror of
https://git.openldap.org/openldap/openldap.git
synced 2024-12-21 03:10:25 +08:00
138 lines
3.5 KiB
C
138 lines
3.5 KiB
C
/* compare.c - ldap backend compare function */
|
|
/* $OpenLDAP$ */
|
|
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
|
|
*
|
|
* Copyright 2003-2004 The OpenLDAP Foundation.
|
|
* Portions Copyright 1999-2003 Howard Chu.
|
|
* Portions Copyright 2000-2003 Pierangelo Masarati.
|
|
* 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 initially developed by the Howard Chu for inclusion
|
|
* in OpenLDAP Software and subsequently enhanced by Pierangelo
|
|
* Masarati.
|
|
*/
|
|
|
|
#include "portable.h"
|
|
|
|
#include <stdio.h>
|
|
|
|
#include <ac/string.h>
|
|
#include <ac/socket.h>
|
|
|
|
#include "slap.h"
|
|
#include "back-ldap.h"
|
|
|
|
int
|
|
ldap_back_compare(
|
|
Operation *op,
|
|
SlapReply *rs )
|
|
{
|
|
struct ldapinfo *li = (struct ldapinfo *) op->o_bd->be_private;
|
|
struct ldapconn *lc;
|
|
struct berval mapped_at = BER_BVNULL, mapped_val = BER_BVNULL;
|
|
struct berval mdn = BER_BVNULL;
|
|
ber_int_t msgid;
|
|
int freeval = 0;
|
|
dncookie dc;
|
|
LDAPControl **ctrls = NULL;
|
|
#ifdef LDAP_BACK_PROXY_AUTHZ
|
|
int rc = LDAP_SUCCESS;
|
|
#endif /* LDAP_BACK_PROXY_AUTHZ */
|
|
|
|
lc = ldap_back_getconn(op, rs);
|
|
if (!lc || !ldap_back_dobind( lc, op, rs ) ) {
|
|
return( -1 );
|
|
}
|
|
|
|
/*
|
|
* Rewrite the compare dn, if needed
|
|
*/
|
|
dc.rwmap = &li->rwmap;
|
|
#ifdef ENABLE_REWRITE
|
|
dc.conn = op->o_conn;
|
|
dc.rs = rs;
|
|
dc.ctx = "compareDN";
|
|
#else
|
|
dc.tofrom = 1;
|
|
dc.normalized = 0;
|
|
#endif
|
|
if ( ldap_back_dn_massage( &dc, &op->o_req_ndn, &mdn ) ) {
|
|
send_ldap_result( op, rs );
|
|
return -1;
|
|
}
|
|
|
|
if ( op->orc_ava->aa_desc == slap_schema.si_ad_objectClass
|
|
|| op->orc_ava->aa_desc == slap_schema.si_ad_structuralObjectClass ) {
|
|
ldap_back_map(&li->rwmap.rwm_oc, &op->orc_ava->aa_value,
|
|
&mapped_val, BACKLDAP_MAP);
|
|
if (mapped_val.bv_val == NULL || mapped_val.bv_val[0] == '\0') {
|
|
return( -1 );
|
|
}
|
|
mapped_at = op->orc_ava->aa_desc->ad_cname;
|
|
} else {
|
|
ldap_back_map(&li->rwmap.rwm_at,
|
|
&op->orc_ava->aa_desc->ad_cname, &mapped_at,
|
|
BACKLDAP_MAP);
|
|
if (mapped_at.bv_val == NULL || mapped_at.bv_val[0] == '\0') {
|
|
return( -1 );
|
|
}
|
|
if (op->orc_ava->aa_desc->ad_type->sat_syntax == slap_schema.si_syn_distinguishedName ) {
|
|
#ifdef ENABLE_REWRITE
|
|
dc.ctx = "compareAttrDN";
|
|
#endif
|
|
ldap_back_dn_massage( &dc, &op->orc_ava->aa_value, &mapped_val );
|
|
if (mapped_val.bv_val == NULL || mapped_val.bv_val[0] == '\0') {
|
|
mapped_val = op->orc_ava->aa_value;
|
|
} else if (mapped_val.bv_val != op->orc_ava->aa_value.bv_val) {
|
|
freeval = 1;
|
|
}
|
|
} else {
|
|
mapped_val = op->orc_ava->aa_value;
|
|
}
|
|
}
|
|
|
|
ctrls = op->o_ctrls;
|
|
#ifdef LDAP_BACK_PROXY_AUTHZ
|
|
rc = ldap_back_proxy_authz_ctrl( lc, op, rs, &ctrls );
|
|
if ( rc != LDAP_SUCCESS ) {
|
|
goto cleanup;
|
|
}
|
|
#endif /* LDAP_BACK_PROXY_AUTHZ */
|
|
|
|
rs->sr_err = ldap_compare_ext( lc->ld, mdn.bv_val,
|
|
mapped_at.bv_val, &mapped_val,
|
|
ctrls, NULL, &msgid );
|
|
|
|
#ifdef LDAP_BACK_PROXY_AUTHZ
|
|
cleanup:
|
|
if ( ctrls && ctrls != op->o_ctrls ) {
|
|
free( ctrls[ 0 ] );
|
|
free( ctrls );
|
|
}
|
|
#endif /* LDAP_BACK_PROXY_AUTHZ */
|
|
|
|
if ( mdn.bv_val != op->o_req_ndn.bv_val ) {
|
|
free( mdn.bv_val );
|
|
}
|
|
if ( freeval ) {
|
|
free( mapped_val.bv_val );
|
|
}
|
|
|
|
#ifdef LDAP_BACK_PROXY_AUTHZ
|
|
if ( rc != LDAP_SUCCESS ) {
|
|
send_ldap_result( op, rs );
|
|
return -1;
|
|
}
|
|
#endif /* LDAP_BACK_PROXY_AUTHZ */
|
|
return( ldap_back_op_result( lc, op, rs, msgid, 1 ) );
|
|
}
|