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https://github.com/wiidev/usbloadergx.git
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2213b45351
*Added support for EXT2/EXT3/EXT4 file systems: You can boot games from this file systems too now. Works the same way as FAT32/NTFS. Just put your games into drive:/wbfs/ with the known supported folder names.
103 lines
3.4 KiB
C
103 lines
3.4 KiB
C
/**
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* ext2_internal.h
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*
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* Copyright (c) 2009 Rhys "Shareese" Koedijk
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* Copyright (c) 2010 Dimok
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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; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef EXT2_INTERNAL_H_
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#define EXT2_INTERNAL_H_
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#include <gccore.h>
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#include <ogc/disc_io.h>
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#include <sys/iosupport.h>
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#include "ext2fs.h"
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#include "ext2_fs.h"
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#include "mem_allocate.h"
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#ifdef DEBUG_GEKKO
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#define ext2_log_trace printf
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#else
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#define ext2_log_trace(...)
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#endif
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typedef struct _ext2_inode_t
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{
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struct ext2_inode ni;
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ext2_ino_t ino;
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bool dirty;
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} ext2_inode_t;
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/**
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* ext2_vd - EXT2 volume descriptor
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*/
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typedef struct _ext2_vd
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{
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io_channel io; /* EXT device handle */
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ext2_filsys fs; /* EXT volume handle */
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mutex_t lock; /* Volume lock mutex */
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ext2_inode_t *cwd_ni; /* Current directory */
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struct _ext2_dir_state *firstOpenDir; /* The start of a FILO linked list of currently opened directories */
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struct _ext2_file_state *firstOpenFile; /* The start of a FILO linked list of currently opened files */
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u16 openDirCount; /* The total number of directories currently open in this volume */
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u16 openFileCount; /* The total number of files currently open in this volume */
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ext2_ino_t root; /* Root node */
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} ext2_vd;
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typedef enum {
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EXT2_UPDATE_ATIME = 0x01,
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EXT2_UPDATE_MTIME = 0x02,
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EXT2_UPDATE_CTIME = 0x04,
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EXT2_UPDATE_AMTIME = EXT2_UPDATE_ATIME | EXT2_UPDATE_MTIME,
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EXT2_UPDATE_ACTIME = EXT2_UPDATE_ATIME | EXT2_UPDATE_CTIME,
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EXT2_UPDATE_MCTIME = EXT2_UPDATE_MTIME | EXT2_UPDATE_CTIME,
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EXT2_UPDATE_AMCTIME = EXT2_UPDATE_ATIME | EXT2_UPDATE_MTIME | EXT2_UPDATE_CTIME,
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} ext2_time_update_flags;
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/* Lock volume */
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static inline void ext2Lock (ext2_vd *vd)
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{
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LWP_MutexLock(vd->lock);
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}
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/* Unlock volume */
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static inline void ext2Unlock (ext2_vd *vd)
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{
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LWP_MutexUnlock(vd->lock);
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}
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const char *ext2RealPath (const char *path);
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int ext2InitVolume (ext2_vd *vd);
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void ext2DeinitVolume (ext2_vd *vd);
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ext2_vd *ext2GetVolume (const char *path);
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int ext2AddDevice (const char *name, void *deviceData);
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void ext2RemoveDevice (const char *path);
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const devoptab_t *ext2GetDevice (const char *path);
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ext2_inode_t *ext2OpenEntry (ext2_vd *vd, const char *path);
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void ext2CloseEntry (ext2_vd *vd, ext2_inode_t * ni);
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int ext2Stat (ext2_vd *vd, ext2_inode_t * ni, struct stat *st);
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int ext2Sync (ext2_vd *vd, ext2_inode_t * ni);
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ext2_inode_t *ext2Create (ext2_vd *vd, const char *path, mode_t type, const char *target);
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int ext2Link (ext2_vd *vd, const char *old_path, const char *new_path);
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int ext2Unlink (ext2_vd *vd, const char *path);
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void ext2UpdateTimes(ext2_vd *vd, ext2_inode_t *ni, ext2_time_update_flags mask);
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#endif
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