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/* init.c - initialize mdb backend */
/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 2000-2021 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>.
*/
#include "portable.h"
#include <stdio.h>
#include <ac/string.h>
#include "back-mdb.h"
int mdb_next_id( BackendDB *be, MDB_cursor *mc, ID *out )
{
struct mdb_info *mdb = (struct mdb_info *) be->be_private;
int rc;
ID id = 0;
MDB_val key;
rc = mdb_cursor_get(mc, &key, NULL, MDB_LAST);
switch(rc) {
case MDB_NOTFOUND:
rc = 0;
*out = 1;
break;
case 0:
memcpy( &id, key.mv_data, sizeof( id ));
*out = ++id;
break;
default:
Debug( LDAP_DEBUG_ANY,
"=> mdb_next_id: get failed: %s (%d)\n",
mdb_strerror(rc), rc, 0 );
goto done;
}
mdb->mi_nextid = *out;
done:
return rc;
}
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