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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-12-26 16:00:37 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-12-26 16:00:37 -0300
commit35acfa0fc609f2a2cd95cef4a6a9c3a5c38f1778 (patch)
tree281fc9db2a40c54ee94dc88fc2bf8c119cfafc15 /fs/exfat/exfat_api.h
parentf3a16ba6a1152b8966dcadc668af4cf00623c7b1 (diff)
Add support for the exFAT file system, fix hangs on older intel hardware and update AUFSpck-4.3.3-gnu
Diffstat (limited to 'fs/exfat/exfat_api.h')
-rw-r--r--fs/exfat/exfat_api.h206
1 files changed, 206 insertions, 0 deletions
diff --git a/fs/exfat/exfat_api.h b/fs/exfat/exfat_api.h
new file mode 100644
index 000000000..84bdf612a
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+++ b/fs/exfat/exfat_api.h
@@ -0,0 +1,206 @@
+/*
+ * Copyright (C) 2012-2013 Samsung Electronics Co., Ltd.
+ *
+ * This program 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 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; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+/************************************************************************/
+/* */
+/* PROJECT : exFAT & FAT12/16/32 File System */
+/* FILE : exfat_api.h */
+/* PURPOSE : Header File for exFAT API Glue Layer */
+/* */
+/*----------------------------------------------------------------------*/
+/* NOTES */
+/* */
+/*----------------------------------------------------------------------*/
+/* REVISION HISTORY (Ver 0.9) */
+/* */
+/* - 2010.11.15 [Joosun Hahn] : first writing */
+/* */
+/************************************************************************/
+
+#ifndef _EXFAT_API_H
+#define _EXFAT_API_H
+
+#include <linux/fs.h>
+#include "exfat_config.h"
+
+/*----------------------------------------------------------------------*/
+/* Constant & Macro Definitions */
+/*----------------------------------------------------------------------*/
+
+#define EXFAT_SUPER_MAGIC (0x2011BAB0L)
+#define EXFAT_ROOT_INO 1
+
+/* FAT types */
+#define FAT12 0x01 /* FAT12 */
+#define FAT16 0x0E /* Win95 FAT16 (LBA) */
+#define FAT32 0x0C /* Win95 FAT32 (LBA) */
+#define EXFAT 0x07 /* exFAT */
+
+/* file name lengths */
+#define MAX_CHARSET_SIZE 3 /* max size of multi-byte character */
+#define MAX_PATH_DEPTH 15 /* max depth of path name */
+#define MAX_NAME_LENGTH 256 /* max len of file name including NULL */
+#define MAX_PATH_LENGTH 260 /* max len of path name including NULL */
+#define DOS_NAME_LENGTH 11 /* DOS file name length excluding NULL */
+#define DOS_PATH_LENGTH 80 /* DOS path name length excluding NULL */
+
+/* file attributes */
+#define ATTR_NORMAL 0x0000
+#define ATTR_READONLY 0x0001
+#define ATTR_HIDDEN 0x0002
+#define ATTR_SYSTEM 0x0004
+#define ATTR_VOLUME 0x0008
+#define ATTR_SUBDIR 0x0010
+#define ATTR_ARCHIVE 0x0020
+#define ATTR_SYMLINK 0x0040
+#define ATTR_EXTEND 0x000F
+#define ATTR_RWMASK 0x007E
+
+/* file creation modes */
+#define FM_REGULAR 0x00
+#define FM_SYMLINK 0x40
+
+/* return values */
+#define FFS_SUCCESS 0
+#define FFS_MEDIAERR 1
+#define FFS_FORMATERR 2
+#define FFS_MOUNTED 3
+#define FFS_NOTMOUNTED 4
+#define FFS_ALIGNMENTERR 5
+#define FFS_SEMAPHOREERR 6
+#define FFS_INVALIDPATH 7
+#define FFS_INVALIDFID 8
+#define FFS_NOTFOUND 9
+#define FFS_FILEEXIST 10
+#define FFS_PERMISSIONERR 11
+#define FFS_NOTOPENED 12
+#define FFS_MAXOPENED 13
+#define FFS_FULL 14
+#define FFS_EOF 15
+#define FFS_DIRBUSY 16
+#define FFS_MEMORYERR 17
+#define FFS_NAMETOOLONG 18
+#define FFS_ERROR 19
+
+/*----------------------------------------------------------------------*/
+/* Type Definitions */
+/*----------------------------------------------------------------------*/
+
+typedef struct {
+ u16 Year;
+ u16 Month;
+ u16 Day;
+ u16 Hour;
+ u16 Minute;
+ u16 Second;
+ u16 MilliSecond;
+} DATE_TIME_T;
+
+typedef struct {
+ u32 Offset; /* start sector number of the partition */
+ u32 Size; /* in sectors */
+} PART_INFO_T;
+
+typedef struct {
+ u32 SecSize; /* sector size in bytes */
+ u32 DevSize; /* block device size in sectors */
+} DEV_INFO_T;
+
+typedef struct {
+ u32 FatType;
+ u32 ClusterSize;
+ u32 NumClusters;
+ u32 FreeClusters;
+ u32 UsedClusters;
+} VOL_INFO_T;
+
+/* directory structure */
+typedef struct {
+ u32 dir;
+ s32 size;
+ u8 flags;
+} CHAIN_T;
+
+/* file id structure */
+typedef struct {
+ CHAIN_T dir;
+ s32 entry;
+ u32 type;
+ u32 attr;
+ u32 start_clu;
+ u64 size;
+ u8 flags;
+ s64 rwoffset;
+ s32 hint_last_off;
+ u32 hint_last_clu;
+} FILE_ID_T;
+
+typedef struct {
+ char Name[MAX_NAME_LENGTH * MAX_CHARSET_SIZE];
+ char ShortName[DOS_NAME_LENGTH + 2]; /* used only for FAT12/16/32, not used for exFAT */
+ u32 Attr;
+ u64 Size;
+ u32 NumSubdirs;
+ DATE_TIME_T CreateTimestamp;
+ DATE_TIME_T ModifyTimestamp;
+ DATE_TIME_T AccessTimestamp;
+} DIR_ENTRY_T;
+
+/*======================================================================*/
+/* */
+/* API FUNCTION DECLARATIONS */
+/* (CHANGE THIS PART IF REQUIRED) */
+/* */
+/*======================================================================*/
+
+/*----------------------------------------------------------------------*/
+/* External Function Declarations */
+/*----------------------------------------------------------------------*/
+
+/* file system initialization & shutdown functions */
+ int FsInit(void);
+ int FsShutdown(void);
+
+/* volume management functions */
+ int FsMountVol(struct super_block *sb);
+ int FsUmountVol(struct super_block *sb);
+ int FsGetVolInfo(struct super_block *sb, VOL_INFO_T *info);
+ int FsSyncVol(struct super_block *sb, int do_sync);
+
+/* file management functions */
+ int FsLookupFile(struct inode *inode, char *path, FILE_ID_T *fid);
+ int FsCreateFile(struct inode *inode, char *path, u8 mode, FILE_ID_T *fid);
+ int FsReadFile(struct inode *inode, FILE_ID_T *fid, void *buffer, u64 count, u64 *rcount);
+ int FsWriteFile(struct inode *inode, FILE_ID_T *fid, void *buffer, u64 count, u64 *wcount);
+ int FsTruncateFile(struct inode *inode, u64 old_size, u64 new_size);
+ int FsMoveFile(struct inode *old_parent_inode, FILE_ID_T *fid, struct inode *new_parent_inode, struct dentry *new_dentry);
+ int FsRemoveFile(struct inode *inode, FILE_ID_T *fid);
+ int FsSetAttr(struct inode *inode, u32 attr);
+ int FsReadStat(struct inode *inode, DIR_ENTRY_T *info);
+ int FsWriteStat(struct inode *inode, DIR_ENTRY_T *info);
+ int FsMapCluster(struct inode *inode, s32 clu_offset, u32 *clu);
+
+/* directory management functions */
+ int FsCreateDir(struct inode *inode, char *path, FILE_ID_T *fid);
+ int FsReadDir(struct inode *inode, DIR_ENTRY_T *dir_entry);
+ int FsRemoveDir(struct inode *inode, FILE_ID_T *fid);
+
+/* debug functions */
+s32 FsReleaseCache(struct super_block *sb);
+
+#endif /* _EXFAT_API_H */