mirror of
https://github.com/wiidev/usbloadergx.git
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d657e03e5f
*Fix for some IOS Reload games *Updated libext2fs *Updated libntfs *Updated language files
308 lines
11 KiB
C
308 lines
11 KiB
C
/*
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* volume.h - Exports for NTFS volume handling. Originated from the Linux-NTFS project.
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*
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* Copyright (c) 2000-2004 Anton Altaparmakov
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* Copyright (c) 2004-2005 Richard Russon
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* Copyright (c) 2005-2006 Yura Pakhuchiy
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* Copyright (c) 2005-2009 Szabolcs Szakacsits
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* Copyright (c) 2010 Jean-Pierre Andre
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*
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* This program/include file is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as published
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* by the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program/include file is distributed in the hope that it will be
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* useful, but WITHOUT ANY WARRANTY; without even the implied warranty
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* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program (in the main directory of the NTFS-3G
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* distribution in the file COPYING); if not, write to the Free Software
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* Foundation,Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef _NTFS_VOLUME_H
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#define _NTFS_VOLUME_H
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#ifdef HAVE_STDIO_H
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#include <stdio.h>
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#endif
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#ifdef HAVE_SYS_PARAM_H
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#include <sys/param.h>
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#endif
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#ifdef HAVE_SYS_MOUNT_H
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#include <sys/mount.h>
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#endif
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#ifdef HAVE_MNTENT_H
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#include <mntent.h>
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#endif
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/*
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* Under Cygwin, DJGPP and FreeBSD we do not have MS_RDONLY,
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* so we define them ourselves.
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*/
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#ifndef MS_RDONLY
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#define MS_RDONLY 1
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#endif
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#define MS_EXCLUSIVE 0x08000000
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#ifndef MS_RECOVER
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#define MS_RECOVER 0x10000000
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#endif
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#define MS_IGNORE_HIBERFILE 0x20000000
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#define MS_FORENSIC 0x04000000 /* No modification during mount */
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/* Forward declaration */
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typedef struct _ntfs_volume ntfs_volume;
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#include "param.h"
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#include "types.h"
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#include "support.h"
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#include "device.h"
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#include "inode.h"
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#include "attrib.h"
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#include "index.h"
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/**
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* enum ntfs_mount_flags -
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*
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* Flags returned by the ntfs_check_if_mounted() function.
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*/
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typedef enum {
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NTFS_MF_MOUNTED = 1, /* Device is mounted. */
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NTFS_MF_ISROOT = 2, /* Device is mounted as system root. */
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NTFS_MF_READONLY = 4, /* Device is mounted read-only. */
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} ntfs_mount_flags;
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extern int ntfs_check_if_mounted(const char *file, unsigned long *mnt_flags);
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typedef enum {
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NTFS_VOLUME_OK = 0,
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NTFS_VOLUME_SYNTAX_ERROR = 11,
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NTFS_VOLUME_NOT_NTFS = 12,
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NTFS_VOLUME_CORRUPT = 13,
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NTFS_VOLUME_HIBERNATED = 14,
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NTFS_VOLUME_UNCLEAN_UNMOUNT = 15,
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NTFS_VOLUME_LOCKED = 16,
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NTFS_VOLUME_RAID = 17,
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NTFS_VOLUME_UNKNOWN_REASON = 18,
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NTFS_VOLUME_NO_PRIVILEGE = 19,
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NTFS_VOLUME_OUT_OF_MEMORY = 20,
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NTFS_VOLUME_FUSE_ERROR = 21,
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NTFS_VOLUME_INSECURE = 22
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} ntfs_volume_status;
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/**
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* enum ntfs_volume_state_bits -
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*
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* Defined bits for the state field in the ntfs_volume structure.
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*/
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typedef enum {
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NV_ReadOnly, /* 1: Volume is read-only. */
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NV_CaseSensitive, /* 1: Volume is mounted case-sensitive. */
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NV_LogFileEmpty, /* 1: $logFile journal is empty. */
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NV_ShowSysFiles, /* 1: Show NTFS metafiles. */
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NV_ShowHidFiles, /* 1: Show files marked hidden. */
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NV_HideDotFiles, /* 1: Set hidden flag on dot files */
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NV_Compression, /* 1: allow compression */
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} ntfs_volume_state_bits;
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#define test_nvol_flag(nv, flag) test_bit(NV_##flag, (nv)->state)
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#define set_nvol_flag(nv, flag) set_bit(NV_##flag, (nv)->state)
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#define clear_nvol_flag(nv, flag) clear_bit(NV_##flag, (nv)->state)
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#define NVolReadOnly(nv) test_nvol_flag(nv, ReadOnly)
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#define NVolSetReadOnly(nv) set_nvol_flag(nv, ReadOnly)
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#define NVolClearReadOnly(nv) clear_nvol_flag(nv, ReadOnly)
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#define NVolCaseSensitive(nv) test_nvol_flag(nv, CaseSensitive)
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#define NVolSetCaseSensitive(nv) set_nvol_flag(nv, CaseSensitive)
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#define NVolClearCaseSensitive(nv) clear_nvol_flag(nv, CaseSensitive)
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#define NVolLogFileEmpty(nv) test_nvol_flag(nv, LogFileEmpty)
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#define NVolSetLogFileEmpty(nv) set_nvol_flag(nv, LogFileEmpty)
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#define NVolClearLogFileEmpty(nv) clear_nvol_flag(nv, LogFileEmpty)
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#define NVolShowSysFiles(nv) test_nvol_flag(nv, ShowSysFiles)
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#define NVolSetShowSysFiles(nv) set_nvol_flag(nv, ShowSysFiles)
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#define NVolClearShowSysFiles(nv) clear_nvol_flag(nv, ShowSysFiles)
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#define NVolShowHidFiles(nv) test_nvol_flag(nv, ShowHidFiles)
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#define NVolSetShowHidFiles(nv) set_nvol_flag(nv, ShowHidFiles)
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#define NVolClearShowHidFiles(nv) clear_nvol_flag(nv, ShowHidFiles)
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#define NVolHideDotFiles(nv) test_nvol_flag(nv, HideDotFiles)
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#define NVolSetHideDotFiles(nv) set_nvol_flag(nv, HideDotFiles)
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#define NVolClearHideDotFiles(nv) clear_nvol_flag(nv, HideDotFiles)
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#define NVolCompression(nv) test_nvol_flag(nv, Compression)
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#define NVolSetCompression(nv) set_nvol_flag(nv, Compression)
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#define NVolClearCompression(nv) clear_nvol_flag(nv, Compression)
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/*
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* NTFS version 1.1 and 1.2 are used by Windows NT4.
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* NTFS version 2.x is used by Windows 2000 Beta
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* NTFS version 3.0 is used by Windows 2000.
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* NTFS version 3.1 is used by Windows XP, 2003 and Vista.
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*/
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#define NTFS_V1_1(major, minor) ((major) == 1 && (minor) == 1)
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#define NTFS_V1_2(major, minor) ((major) == 1 && (minor) == 2)
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#define NTFS_V2_X(major, minor) ((major) == 2)
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#define NTFS_V3_0(major, minor) ((major) == 3 && (minor) == 0)
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#define NTFS_V3_1(major, minor) ((major) == 3 && (minor) == 1)
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#define NTFS_BUF_SIZE 8192
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/**
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* struct _ntfs_volume - structure describing an open volume in memory.
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*/
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struct _ntfs_volume {
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union {
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struct ntfs_device *dev; /* NTFS device associated with
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the volume. */
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void *sb; /* For kernel porting compatibility. */
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};
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char *vol_name; /* Name of the volume. */
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unsigned long state; /* NTFS specific flags describing this volume.
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See ntfs_volume_state_bits above. */
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ntfs_inode *vol_ni; /* ntfs_inode structure for FILE_Volume. */
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u8 major_ver; /* Ntfs major version of volume. */
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u8 minor_ver; /* Ntfs minor version of volume. */
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le16 flags; /* Bit array of VOLUME_* flags. */
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u16 sector_size; /* Byte size of a sector. */
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u8 sector_size_bits; /* Log(2) of the byte size of a sector. */
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u32 cluster_size; /* Byte size of a cluster. */
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u32 mft_record_size; /* Byte size of a mft record. */
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u32 indx_record_size; /* Byte size of a INDX record. */
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u8 cluster_size_bits; /* Log(2) of the byte size of a cluster. */
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u8 mft_record_size_bits;/* Log(2) of the byte size of a mft record. */
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u8 indx_record_size_bits;/* Log(2) of the byte size of a INDX record. */
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/* Variables used by the cluster and mft allocators. */
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u8 mft_zone_multiplier; /* Initial mft zone multiplier. */
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u8 full_zones; /* cluster zones which are full */
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s64 mft_data_pos; /* Mft record number at which to allocate the
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next mft record. */
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LCN mft_zone_start; /* First cluster of the mft zone. */
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LCN mft_zone_end; /* First cluster beyond the mft zone. */
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LCN mft_zone_pos; /* Current position in the mft zone. */
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LCN data1_zone_pos; /* Current position in the first data zone. */
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LCN data2_zone_pos; /* Current position in the second data zone. */
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s64 nr_clusters; /* Volume size in clusters, hence also the
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number of bits in lcn_bitmap. */
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ntfs_inode *lcnbmp_ni; /* ntfs_inode structure for FILE_Bitmap. */
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ntfs_attr *lcnbmp_na; /* ntfs_attr structure for the data attribute
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of FILE_Bitmap. Each bit represents a
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cluster on the volume, bit 0 representing
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lcn 0 and so on. A set bit means that the
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cluster and vice versa. */
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LCN mft_lcn; /* Logical cluster number of the data attribute
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for FILE_MFT. */
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ntfs_inode *mft_ni; /* ntfs_inode structure for FILE_MFT. */
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ntfs_attr *mft_na; /* ntfs_attr structure for the data attribute
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of FILE_MFT. */
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ntfs_attr *mftbmp_na; /* ntfs_attr structure for the bitmap attribute
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of FILE_MFT. Each bit represents an mft
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record in the $DATA attribute, bit 0
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representing mft record 0 and so on. A set
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bit means that the mft record is in use and
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vice versa. */
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ntfs_inode *secure_ni; /* ntfs_inode structure for FILE $Secure */
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ntfs_index_context *secure_xsii; /* index for using $Secure:$SII */
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ntfs_index_context *secure_xsdh; /* index for using $Secure:$SDH */
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int secure_reentry; /* check for non-rentries */
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unsigned int secure_flags; /* flags, see security.h for values */
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int mftmirr_size; /* Size of the FILE_MFTMirr in mft records. */
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LCN mftmirr_lcn; /* Logical cluster number of the data attribute
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for FILE_MFTMirr. */
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ntfs_inode *mftmirr_ni; /* ntfs_inode structure for FILE_MFTMirr. */
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ntfs_attr *mftmirr_na; /* ntfs_attr structure for the data attribute
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of FILE_MFTMirr. */
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ntfschar *upcase; /* Upper case equivalents of all 65536 2-byte
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Unicode characters. Obtained from
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FILE_UpCase. */
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u32 upcase_len; /* Length in Unicode characters of the upcase
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table. */
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ntfschar *locase; /* Lower case equivalents of all 65536 2-byte
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Unicode characters. Only if option
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case_ignore is set. */
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ATTR_DEF *attrdef; /* Attribute definitions. Obtained from
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FILE_AttrDef. */
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s32 attrdef_len; /* Size of the attribute definition table in
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bytes. */
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s64 free_clusters; /* Track the number of free clusters which
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greatly improves statfs() performance */
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s64 free_mft_records; /* Same for free mft records (see above) */
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BOOL efs_raw; /* volume is mounted for raw access to
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efs-encrypted files */
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#ifdef XATTR_MAPPINGS
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struct XATTRMAPPING *xattr_mapping;
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#endif /* XATTR_MAPPINGS */
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#if CACHE_INODE_SIZE
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struct CACHE_HEADER *xinode_cache;
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#endif
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#if CACHE_NIDATA_SIZE
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struct CACHE_HEADER *nidata_cache;
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#endif
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#if CACHE_LOOKUP_SIZE
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struct CACHE_HEADER *lookup_cache;
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#endif
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#if CACHE_SECURID_SIZE
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struct CACHE_HEADER *securid_cache;
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#endif
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#if CACHE_LEGACY_SIZE
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struct CACHE_HEADER *legacy_cache;
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#endif
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};
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extern const char *ntfs_home;
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extern ntfs_volume *ntfs_volume_alloc(void);
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extern ntfs_volume *ntfs_volume_startup(struct ntfs_device *dev,
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unsigned long flags);
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extern ntfs_volume *ntfs_device_mount(struct ntfs_device *dev,
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unsigned long flags);
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extern ntfs_volume *ntfs_mount(const char *name, unsigned long flags);
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extern int ntfs_umount(ntfs_volume *vol, const BOOL force);
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extern int ntfs_version_is_supported(ntfs_volume *vol);
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extern int ntfs_volume_check_hiberfile(ntfs_volume *vol, int verbose);
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extern int ntfs_logfile_reset(ntfs_volume *vol);
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extern int ntfs_volume_write_flags(ntfs_volume *vol, const le16 flags);
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extern int ntfs_volume_error(int err);
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extern void ntfs_mount_error(const char *vol, const char *mntpoint, int err);
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extern int ntfs_volume_get_free_space(ntfs_volume *vol);
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extern int ntfs_set_shown_files(ntfs_volume *vol,
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BOOL show_sys_files, BOOL show_hid_files, BOOL hide_dot_files);
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extern int ntfs_set_locale(void);
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extern int ntfs_set_ignore_case(ntfs_volume *vol);
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#endif /* defined _NTFS_VOLUME_H */
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