WiiFlow_Lite/portlibs/sources/libntfs/lcnalloc.h
2012-01-21 20:57:41 +00:00

52 lines
1.8 KiB
C

/*
* lcnalloc.h - Exports for cluster (de)allocation. Originated from the Linux-NTFS
* project.
*
* Copyright (c) 2002 Anton Altaparmakov
* Copyright (c) 2004 Yura Pakhuchiy
*
* This program/include file is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as published
* by the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program/include file is distributed in the hope that it will be
* useful, but WITHOUT ANY WARRANTY; without even the implied warranty
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program (in the main directory of the NTFS-3G
* distribution in the file COPYING); if not, write to the Free Software
* Foundation,Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _NTFS_LCNALLOC_H
#define _NTFS_LCNALLOC_H
#include "types.h"
#include "runlist.h"
#include "volume.h"
/**
* enum NTFS_CLUSTER_ALLOCATION_ZONES -
*/
typedef enum {
FIRST_ZONE = 0, /* For sanity checking. */
MFT_ZONE = 0, /* Allocate from $MFT zone. */
DATA_ZONE = 1, /* Allocate from $DATA zone. */
LAST_ZONE = 1, /* For sanity checking. */
} NTFS_CLUSTER_ALLOCATION_ZONES;
extern runlist *ntfs_cluster_alloc(ntfs_volume *vol, VCN start_vcn, s64 count,
LCN start_lcn, const NTFS_CLUSTER_ALLOCATION_ZONES zone);
extern int ntfs_cluster_free_from_rl(ntfs_volume *vol, runlist *rl);
extern int ntfs_cluster_free_basic(ntfs_volume *vol, s64 lcn, s64 count);
extern int ntfs_cluster_free(ntfs_volume *vol, ntfs_attr *na, VCN start_vcn,
s64 count);
#endif /* defined _NTFS_LCNALLOC_H */