mirror of
https://git.openldap.org/openldap/openldap.git
synced 2024-12-21 03:10:25 +08:00
132 lines
2.9 KiB
C
132 lines
2.9 KiB
C
/* OpenLDAP WiredTiger backend */
|
|
/* $OpenLDAP$ */
|
|
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
|
|
*
|
|
* Copyright 2002-2020 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>.
|
|
*/
|
|
/* ACKNOWLEDGEMENTS:
|
|
* This work was developed by HAMANO Tsukasa <hamano@osstech.co.jp>
|
|
* based on back-bdb for inclusion in OpenLDAP Software.
|
|
* WiredTiger is a product of MongoDB Inc.
|
|
*/
|
|
|
|
#include "portable.h"
|
|
|
|
#include <stdio.h>
|
|
#include <ac/string.h>
|
|
#include "back-wt.h"
|
|
#include "config.h"
|
|
|
|
/*
|
|
* dn2entry - look up dn in the db and return the corresponding entry.
|
|
* No longer return closest ancestor, see wt_dn2pentry().
|
|
*/
|
|
int wt_dn2entry( BackendDB *be,
|
|
wt_ctx *wc,
|
|
struct berval *ndn,
|
|
Entry **ep ){
|
|
uint64_t id;
|
|
WT_CURSOR *cursor = NULL;
|
|
WT_ITEM item;
|
|
EntryHeader eh;
|
|
int rc;
|
|
int eoff;
|
|
Entry *e = NULL;
|
|
WT_SESSION *session = wc->session;
|
|
|
|
if( ndn->bv_len == 0 ){
|
|
/* parent of root dn */
|
|
return WT_NOTFOUND;
|
|
}
|
|
|
|
rc = session->open_cursor(session,
|
|
WT_INDEX_DN"(id, entry)",
|
|
NULL, NULL, &cursor);
|
|
if ( rc ) {
|
|
Debug( LDAP_DEBUG_ANY,
|
|
LDAP_XSTRING(wt_dn2entry)
|
|
": open_cursor failed: %s (%d)\n",
|
|
wiredtiger_strerror(rc), rc );
|
|
goto done;
|
|
}
|
|
|
|
cursor->set_key(cursor, ndn->bv_val);
|
|
rc = cursor->search(cursor);
|
|
switch( rc ){
|
|
case 0:
|
|
break;
|
|
case WT_NOTFOUND:
|
|
goto done;
|
|
default:
|
|
Debug( LDAP_DEBUG_ANY,
|
|
LDAP_XSTRING(wt_dn2entry)
|
|
": search failed: %s (%d)\n",
|
|
wiredtiger_strerror(rc), rc );
|
|
goto done;
|
|
}
|
|
cursor->get_value(cursor, &id, &item);
|
|
rc = wt_entry_header( &item, &eh );
|
|
|
|
eoff = eh.data - (char *)item.data;
|
|
eh.bv.bv_len = eh.nvals * sizeof( struct berval ) + item.size;
|
|
eh.bv.bv_val = ch_malloc( eh.bv.bv_len );
|
|
memset(eh.bv.bv_val, 0xff, eh.bv.bv_len);
|
|
eh.data = eh.bv.bv_val + eh.nvals * sizeof( struct berval );
|
|
memcpy(eh.data, item.data, item.size);
|
|
eh.data += eoff;
|
|
rc = entry_decode( &eh, &e );
|
|
if ( rc ) {
|
|
Debug( LDAP_DEBUG_ANY,
|
|
LDAP_XSTRING(wt_dn2entry)
|
|
": entry decode error: %d\n",
|
|
rc );
|
|
goto done;
|
|
}
|
|
|
|
e->e_id = id;
|
|
*ep = e;
|
|
|
|
done:
|
|
if(cursor){
|
|
cursor->close(cursor);
|
|
}
|
|
return rc;
|
|
}
|
|
|
|
/* dn2pentry - return parent entry */
|
|
int wt_dn2pentry( BackendDB *be,
|
|
wt_ctx *wc,
|
|
struct berval *ndn,
|
|
Entry **ep ){
|
|
Entry *e = NULL;
|
|
struct berval pdn;
|
|
int rc;
|
|
|
|
if (be_issuffix( be, ndn )) {
|
|
*ep = NULL;
|
|
return WT_NOTFOUND;
|
|
}
|
|
|
|
dnParent( ndn, &pdn );
|
|
rc = wt_dn2entry(be, wc, &pdn, &e);
|
|
*ep = e;
|
|
return rc;
|
|
}
|
|
|
|
/*
|
|
* Local variables:
|
|
* indent-tabs-mode: t
|
|
* tab-width: 4
|
|
* c-basic-offset: 4
|
|
* End:
|
|
*/
|