You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
71 lines
1.6 KiB
71 lines
1.6 KiB
3 years ago
|
/*-
|
||
|
|
* See the file LICENSE for redistribution information.
|
||
|
|
*
|
||
|
|
* Copyright (c) 1996, 1997, 1998, 1999, 2000
|
||
|
|
* Sleepycat Software. All rights reserved.
|
||
|
|
*/
|
||
|
|
#include "htconfig.h"
|
||
|
|
|
||
|
|
#ifndef lint
|
||
|
|
static const char revid[] = "$Id: qam_upgrade.c,v 1.2 2002/02/02 18:18:05 ghutchis Exp $";
|
||
|
|
#endif /* not lint */
|
||
|
|
|
||
|
|
#ifndef NO_SYSTEM_INCLUDES
|
||
|
|
#include <sys/types.h>
|
||
|
|
|
||
|
|
#include <errno.h>
|
||
|
|
#include <limits.h>
|
||
|
|
#include <string.h>
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#include "db_int.h"
|
||
|
|
#include "db_page.h"
|
||
|
|
#include "db_swap.h"
|
||
|
|
#include "db_am.h"
|
||
|
|
#include "db_upgrade.h"
|
||
|
|
#include "qam_ext.h"
|
||
|
|
|
||
|
|
/*
|
||
|
|
* CDB___qam_31_qammeta --
|
||
|
|
* Upgrade the database from version 1 to version 2.
|
||
|
|
*
|
||
|
|
* PUBLIC: int CDB___qam_31_qammeta __P((DB *, char *, u_int8_t *));
|
||
|
|
*/
|
||
|
|
int
|
||
|
|
CDB___qam_31_qammeta(dbp, real_name, buf)
|
||
|
|
DB *dbp;
|
||
|
|
char *real_name;
|
||
|
|
u_int8_t *buf;
|
||
|
|
{
|
||
|
|
QMETA31 *newmeta;
|
||
|
|
QMETA30 *oldmeta;
|
||
|
|
|
||
|
|
COMPQUIET(dbp, NULL);
|
||
|
|
COMPQUIET(real_name, NULL);
|
||
|
|
|
||
|
|
newmeta = (QMETA31 *)buf;
|
||
|
|
oldmeta = (QMETA30 *)buf;
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Copy the fields to their new locations.
|
||
|
|
* They may overlap so start at the bottom and use memmove().
|
||
|
|
*/
|
||
|
|
newmeta->rec_page = oldmeta->rec_page;
|
||
|
|
newmeta->re_pad = oldmeta->re_pad;
|
||
|
|
newmeta->re_len = oldmeta->re_len;
|
||
|
|
newmeta->cur_recno = oldmeta->cur_recno;
|
||
|
|
newmeta->first_recno = oldmeta->first_recno;
|
||
|
|
newmeta->start = oldmeta->start;
|
||
|
|
memmove(newmeta->dbmeta.uid,
|
||
|
|
oldmeta->dbmeta.uid, sizeof(oldmeta->dbmeta.uid));
|
||
|
|
newmeta->dbmeta.flags = oldmeta->dbmeta.flags;
|
||
|
|
newmeta->dbmeta.record_count = 0;
|
||
|
|
newmeta->dbmeta.key_count = 0;
|
||
|
|
ZERO_LSN(newmeta->dbmeta.alloc_lsn);
|
||
|
|
|
||
|
|
/* Update the version. */
|
||
|
|
newmeta->dbmeta.version = 2;
|
||
|
|
|
||
|
|
return (0);
|
||
|
|
}
|