mirror of
https://github.com/wiidev/usbloadergx.git
synced 2024-12-22 18:01:54 +01:00
For all the Linux lovers:
*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.
This commit is contained in:
dimok321
parent
449eae85bf
commit
2213b45351
3
Makefile
3
Makefile
@ -25,6 +25,7 @@ SOURCES := source \
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source/libs/libwbfs \
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source/libs/libfat \
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source/libs/libntfs \
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source/libs/libext2fs \
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source/language \
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source/mload \
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source/mload/modules \
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@ -63,7 +64,7 @@ LDFLAGS = -g $(MACHDEP) -Wl,-Map,$(notdir $@).map,--section-start,.init=0x80B00
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#---------------------------------------------------------------------------------
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# any extra libraries we wish to link with the project
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#---------------------------------------------------------------------------------
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LIBS := -lpngu -lpng -lgd -lm -lz -lwiiuse -lbte -lasnd -logc -lfreetype -lvorbisidec -lmad -lmxml -ljpeg -lzip
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LIBS := -lpngu -lpng -lgd -lm -lz -lwiiuse -lbte -lasnd -logc -lfreetype -lvorbisidec -lmad -lmxml -ljpeg -lzip -lext2fs
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#---------------------------------------------------------------------------------
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# list of directories containing libraries, this must be the top level containing
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# include and lib
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File diff suppressed because one or more lines are too long
@ -216,6 +216,7 @@ int BootGame(const char * gameID)
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shadow_mload();
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UnmountNTFS();
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UnmountEXT();
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SDCard_deInit();
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USBDevice_deInit();
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@ -8,6 +8,7 @@
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#include <locale.h>
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#include <fat.h>
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#include <ntfs.h>
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#include <ext2.h>
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#include "usbloader/usbstorage2.h"
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#include "usbloader/sdhc.h"
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@ -45,6 +46,9 @@ sec_t fat_wbfs_sec = 0;
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int fs_ntfs_mount = 0;
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sec_t fs_ntfs_sec = 0;
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int fs_ext_mount = 0;
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sec_t fs_ext_sec = 0;
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int USBDevice_Init()
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{
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//closing all open Files write back the cache and then shutdown em!
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@ -237,3 +241,31 @@ s32 UnmountNTFS(void)
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return 0;
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}
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s32 MountEXT(u32 sector)
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{
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s32 ret;
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if (fs_ext_mount)
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return 0;
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ret = ext2Mount("EXT", &__io_usbstorage2, sector, CACHE, SECTORS, EXT2_FLAG_DEFAULT);
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if (!ret)
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return -2;
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fs_ext_mount = 1;
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fs_ext_sec = sector;
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return 0;
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}
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s32 UnmountEXT(void)
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{
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/* Unmount device */
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ext2Unmount("EXT:/");
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fs_ext_mount = 0;
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fs_ext_sec = 0;
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return 0;
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}
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@ -26,6 +26,8 @@ void SDCard_deInit();
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s32 MountNTFS(u32 sector);
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s32 UnmountNTFS(void);
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s32 MountEXT(u32 sector);
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s32 UnmountEXT(void);
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extern int fat_usb_mount;
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extern sec_t fat_usb_sec;
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59
source/libs/libext2fs/ext2_frag.c
Normal file
59
source/libs/libext2fs/ext2_frag.c
Normal file
@ -0,0 +1,59 @@
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#include "ext2_internal.h"
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#include "ext2_frag.h"
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typedef struct _PrivData
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{
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_ext2_frag_append_t append_fragment;
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void * callback_data;
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} PrivDataST;
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static int block_iter_callback(ext2_filsys fs, blk_t *blocknr, int blockcnt, void *privateData)
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{
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PrivDataST *priv = (PrivDataST *) privateData;
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blk_t block;
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block = *blocknr;
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return priv->append_fragment(priv->callback_data, blockcnt*fs->io->block_size/512, block*fs->io->block_size/512, fs->io->block_size/512);
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}
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int _EXT2_get_fragments(const char *in_path, _ext2_frag_append_t append_fragment, void *callback_data)
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{
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ext2_inode_t *ni = NULL;
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ext2_vd *vd;
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vd = ext2GetVolume(in_path);
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if(!vd)
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{
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errno = EXDEV;
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return -1;
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}
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// Get the actual path of the entry
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const char * path = ext2RealPath(in_path);
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if (!path) {
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errno = EINVAL;
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return -1;
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}
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// Find the entry
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ni = ext2OpenEntry(vd, path);
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if (!ni) {
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errno = ENOENT;
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return -1;
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}
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PrivDataST priv;
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priv.callback_data = callback_data;
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priv.append_fragment = append_fragment;
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ext2fs_block_iterate(vd->fs, ni->ino, 0, NULL, block_iter_callback, &priv);
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int ret = priv.append_fragment(callback_data, EXT2_I_SIZE(&ni->ni) >> 9, 0, 0);
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ext2UpdateTimes(vd, ni, EXT2_UPDATE_ATIME);
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ext2CloseEntry(vd, ni);
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return ret;
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}
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16
source/libs/libext2fs/ext2_frag.h
Normal file
16
source/libs/libext2fs/ext2_frag.h
Normal file
@ -0,0 +1,16 @@
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#ifndef EXT2_FRAG_H_
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#define EXT2_FRAG_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef int (*_ext2_frag_append_t)(void *ff, u32 offset, u32 sector, u32 count);
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int _EXT2_get_fragments(const char *in_path, _ext2_frag_append_t append_fragment, void *callback_data);
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#ifdef __cplusplus
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}
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#endif
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#endif
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798
source/libs/libext2fs/ext2_fs.h
Normal file
798
source/libs/libext2fs/ext2_fs.h
Normal file
@ -0,0 +1,798 @@
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/*
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* linux/include/linux/ext2_fs.h
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*
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* Copyright (C) 1992, 1993, 1994, 1995
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* Remy Card (card@masi.ibp.fr)
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* Laboratoire MASI - Institut Blaise Pascal
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* Universite Pierre et Marie Curie (Paris VI)
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*
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* from
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*
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* linux/include/linux/minix_fs.h
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*
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* Copyright (C) 1991, 1992 Linus Torvalds
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*/
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#ifndef _LINUX_EXT2_FS_H
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#define _LINUX_EXT2_FS_H
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#include "ext2_types.h" /* Changed from linux/types.h */
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/*
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* The second extended filesystem constants/structures
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*/
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/*
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* Define EXT2FS_DEBUG to produce debug messages
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*/
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#undef EXT2FS_DEBUG
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/*
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* Define EXT2_PREALLOCATE to preallocate data blocks for expanding files
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*/
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#define EXT2_PREALLOCATE
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#define EXT2_DEFAULT_PREALLOC_BLOCKS 8
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/*
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* The second extended file system version
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*/
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#define EXT2FS_DATE "95/08/09"
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#define EXT2FS_VERSION "0.5b"
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/*
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* Special inode numbers
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*/
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#define EXT2_BAD_INO 1 /* Bad blocks inode */
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#define EXT2_ROOT_INO 2 /* Root inode */
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#define EXT2_ACL_IDX_INO 3 /* ACL inode */
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#define EXT2_ACL_DATA_INO 4 /* ACL inode */
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#define EXT2_BOOT_LOADER_INO 5 /* Boot loader inode */
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#define EXT2_UNDEL_DIR_INO 6 /* Undelete directory inode */
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#define EXT2_RESIZE_INO 7 /* Reserved group descriptors inode */
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#define EXT2_JOURNAL_INO 8 /* Journal inode */
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#define EXT2_EXCLUDE_INO 9 /* The "exclude" inode, for snapshots */
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/* First non-reserved inode for old ext2 filesystems */
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#define EXT2_GOOD_OLD_FIRST_INO 11
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/*
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* The second extended file system magic number
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*/
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#define EXT2_SUPER_MAGIC 0xEF53
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#ifdef __KERNEL__
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#define EXT2_SB(sb) (&((sb)->u.ext2_sb))
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#else
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/* Assume that user mode programs are passing in an ext2fs superblock, not
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* a kernel struct super_block. This will allow us to call the feature-test
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* macros from user land. */
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#define EXT2_SB(sb) (sb)
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#endif
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/*
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* Maximal count of links to a file
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*/
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#define EXT2_LINK_MAX 65000
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/*
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* Macro-instructions used to manage several block sizes
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*/
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#define EXT2_MIN_BLOCK_LOG_SIZE 10 /* 1024 */
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#define EXT2_MAX_BLOCK_LOG_SIZE 16 /* 65536 */
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#define EXT2_MIN_BLOCK_SIZE (1 << EXT2_MIN_BLOCK_LOG_SIZE)
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#define EXT2_MAX_BLOCK_SIZE (1 << EXT2_MAX_BLOCK_LOG_SIZE)
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#ifdef __KERNEL__
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#define EXT2_BLOCK_SIZE(s) ((s)->s_blocksize)
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#define EXT2_BLOCK_SIZE_BITS(s) ((s)->s_blocksize_bits)
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#define EXT2_ADDR_PER_BLOCK_BITS(s) (EXT2_SB(s)->addr_per_block_bits)
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#define EXT2_INODE_SIZE(s) (EXT2_SB(s)->s_inode_size)
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#define EXT2_FIRST_INO(s) (EXT2_SB(s)->s_first_ino)
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#else
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#define EXT2_BLOCK_SIZE(s) (EXT2_MIN_BLOCK_SIZE << (s)->s_log_block_size)
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#define EXT2_BLOCK_SIZE_BITS(s) ((s)->s_log_block_size + 10)
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#define EXT2_INODE_SIZE(s) (((s)->s_rev_level == EXT2_GOOD_OLD_REV) ? \
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EXT2_GOOD_OLD_INODE_SIZE : (s)->s_inode_size)
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#define EXT2_FIRST_INO(s) (((s)->s_rev_level == EXT2_GOOD_OLD_REV) ? \
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EXT2_GOOD_OLD_FIRST_INO : (s)->s_first_ino)
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#endif
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#define EXT2_ADDR_PER_BLOCK(s) (EXT2_BLOCK_SIZE(s) / sizeof(__u32))
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/*
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* Macro-instructions used to manage fragments
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*/
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#define EXT2_MIN_FRAG_SIZE EXT2_MIN_BLOCK_SIZE
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#define EXT2_MAX_FRAG_SIZE EXT2_MAX_BLOCK_SIZE
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#define EXT2_MIN_FRAG_LOG_SIZE EXT2_MIN_BLOCK_LOG_SIZE
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#ifdef __KERNEL__
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# define EXT2_FRAG_SIZE(s) (EXT2_SB(s)->s_frag_size)
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# define EXT2_FRAGS_PER_BLOCK(s) (EXT2_SB(s)->s_frags_per_block)
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#else
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# define EXT2_FRAG_SIZE(s) (EXT2_MIN_FRAG_SIZE << (s)->s_log_frag_size)
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# define EXT2_FRAGS_PER_BLOCK(s) (EXT2_BLOCK_SIZE(s) / EXT2_FRAG_SIZE(s))
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#endif
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/*
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* ACL structures
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*/
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struct ext2_acl_header /* Header of Access Control Lists */
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{
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__u32 aclh_size;
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__u32 aclh_file_count;
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__u32 aclh_acle_count;
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__u32 aclh_first_acle;
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};
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struct ext2_acl_entry /* Access Control List Entry */
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{
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__u32 acle_size;
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__u16 acle_perms; /* Access permissions */
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__u16 acle_type; /* Type of entry */
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__u16 acle_tag; /* User or group identity */
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__u16 acle_pad1;
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__u32 acle_next; /* Pointer on next entry for the */
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/* same inode or on next free entry */
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};
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/*
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* Structure of a blocks group descriptor
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*/
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struct ext2_group_desc
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{
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__u32 bg_block_bitmap; /* Blocks bitmap block */
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__u32 bg_inode_bitmap; /* Inodes bitmap block */
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__u32 bg_inode_table; /* Inodes table block */
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__u16 bg_free_blocks_count; /* Free blocks count */
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__u16 bg_free_inodes_count; /* Free inodes count */
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__u16 bg_used_dirs_count; /* Directories count */
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__u16 bg_flags;
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__u32 bg_reserved[2];
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__u16 bg_itable_unused; /* Unused inodes count */
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__u16 bg_checksum; /* crc16(s_uuid+grouo_num+group_desc)*/
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};
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/*
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* Structure of a blocks group descriptor
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*/
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struct ext4_group_desc
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{
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__u32 bg_block_bitmap; /* Blocks bitmap block */
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__u32 bg_inode_bitmap; /* Inodes bitmap block */
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__u32 bg_inode_table; /* Inodes table block */
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__u16 bg_free_blocks_count; /* Free blocks count */
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__u16 bg_free_inodes_count; /* Free inodes count */
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__u16 bg_used_dirs_count; /* Directories count */
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__u16 bg_flags; /* EXT4_BG_flags (INODE_UNINIT, etc) */
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__u32 bg_reserved[2]; /* Likely block/inode bitmap checksum */
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__u16 bg_itable_unused; /* Unused inodes count */
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__u16 bg_checksum; /* crc16(sb_uuid+group+desc) */
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__u32 bg_block_bitmap_hi; /* Blocks bitmap block MSB */
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__u32 bg_inode_bitmap_hi; /* Inodes bitmap block MSB */
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__u32 bg_inode_table_hi; /* Inodes table block MSB */
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__u16 bg_free_blocks_count_hi;/* Free blocks count MSB */
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__u16 bg_free_inodes_count_hi;/* Free inodes count MSB */
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__u16 bg_used_dirs_count_hi; /* Directories count MSB */
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__u16 bg_itable_unused_hi; /* Unused inodes count MSB */
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__u32 bg_reserved2[3];
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};
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#define EXT2_BG_INODE_UNINIT 0x0001 /* Inode table/bitmap not initialized */
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#define EXT2_BG_BLOCK_UNINIT 0x0002 /* Block bitmap not initialized */
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#define EXT2_BG_INODE_ZEROED 0x0004 /* On-disk itable initialized to zero */
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/*
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* Data structures used by the directory indexing feature
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*
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* Note: all of the multibyte integer fields are little endian.
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*/
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/*
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* Note: dx_root_info is laid out so that if it should somehow get
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* overlaid by a dirent the two low bits of the hash version will be
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* zero. Therefore, the hash version mod 4 should never be 0.
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* Sincerely, the paranoia department.
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*/
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struct ext2_dx_root_info {
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__u32 reserved_zero;
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__u8 hash_version; /* 0 now, 1 at release */
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__u8 info_length; /* 8 */
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__u8 indirect_levels;
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__u8 unused_flags;
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};
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#define EXT2_HASH_LEGACY 0
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#define EXT2_HASH_HALF_MD4 1
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#define EXT2_HASH_TEA 2
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#define EXT2_HASH_LEGACY_UNSIGNED 3 /* reserved for userspace lib */
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#define EXT2_HASH_HALF_MD4_UNSIGNED 4 /* reserved for userspace lib */
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#define EXT2_HASH_TEA_UNSIGNED 5 /* reserved for userspace lib */
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#define EXT2_HASH_FLAG_INCOMPAT 0x1
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struct ext2_dx_entry {
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__u32 hash;
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__u32 block;
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};
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struct ext2_dx_countlimit {
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__u16 limit;
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__u16 count;
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};
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/*
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* Macro-instructions used to manage group descriptors
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||||
*/
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#define EXT2_MIN_DESC_SIZE 32
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#define EXT2_MIN_DESC_SIZE_64BIT 64
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#define EXT2_MAX_DESC_SIZE EXT2_MIN_BLOCK_SIZE
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#define EXT2_DESC_SIZE(s) \
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((EXT2_SB(s)->s_feature_incompat & EXT4_FEATURE_INCOMPAT_64BIT) ? \
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(s)->s_desc_size : EXT2_MIN_DESC_SIZE)
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#define EXT2_BLOCKS_PER_GROUP(s) (EXT2_SB(s)->s_blocks_per_group)
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#define EXT2_INODES_PER_GROUP(s) (EXT2_SB(s)->s_inodes_per_group)
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#define EXT2_INODES_PER_BLOCK(s) (EXT2_BLOCK_SIZE(s)/EXT2_INODE_SIZE(s))
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/* limits imposed by 16-bit value gd_free_{blocks,inode}_count */
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#define EXT2_MAX_BLOCKS_PER_GROUP(s) ((1 << 16) - 8)
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#define EXT2_MAX_INODES_PER_GROUP(s) ((1 << 16) - EXT2_INODES_PER_BLOCK(s))
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#ifdef __KERNEL__
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#define EXT2_DESC_PER_BLOCK(s) (EXT2_SB(s)->s_desc_per_block)
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#define EXT2_DESC_PER_BLOCK_BITS(s) (EXT2_SB(s)->s_desc_per_block_bits)
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#else
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#define EXT2_DESC_PER_BLOCK(s) (EXT2_BLOCK_SIZE(s) / EXT2_DESC_SIZE(s))
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#endif
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/*
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* Constants relative to the data blocks
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*/
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#define EXT2_NDIR_BLOCKS 12
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#define EXT2_IND_BLOCK EXT2_NDIR_BLOCKS
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#define EXT2_DIND_BLOCK (EXT2_IND_BLOCK + 1)
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#define EXT2_TIND_BLOCK (EXT2_DIND_BLOCK + 1)
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#define EXT2_N_BLOCKS (EXT2_TIND_BLOCK + 1)
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/*
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||||
* Inode flags
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||||
*/
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#define EXT2_SECRM_FL 0x00000001 /* Secure deletion */
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#define EXT2_UNRM_FL 0x00000002 /* Undelete */
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#define EXT2_COMPR_FL 0x00000004 /* Compress file */
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#define EXT2_SYNC_FL 0x00000008 /* Synchronous updates */
|
||||
#define EXT2_IMMUTABLE_FL 0x00000010 /* Immutable file */
|
||||
#define EXT2_APPEND_FL 0x00000020 /* writes to file may only append */
|
||||
#define EXT2_NODUMP_FL 0x00000040 /* do not dump file */
|
||||
#define EXT2_NOATIME_FL 0x00000080 /* do not update atime */
|
||||
/* Reserved for compression usage... */
|
||||
#define EXT2_DIRTY_FL 0x00000100
|
||||
#define EXT2_COMPRBLK_FL 0x00000200 /* One or more compressed clusters */
|
||||
#define EXT2_NOCOMPR_FL 0x00000400 /* Access raw compressed data */
|
||||
#define EXT2_ECOMPR_FL 0x00000800 /* Compression error */
|
||||
/* End compression flags --- maybe not all used */
|
||||
#define EXT2_BTREE_FL 0x00001000 /* btree format dir */
|
||||
#define EXT2_INDEX_FL 0x00001000 /* hash-indexed directory */
|
||||
#define EXT2_IMAGIC_FL 0x00002000
|
||||
#define EXT3_JOURNAL_DATA_FL 0x00004000 /* file data should be journaled */
|
||||
#define EXT2_NOTAIL_FL 0x00008000 /* file tail should not be merged */
|
||||
#define EXT2_DIRSYNC_FL 0x00010000 /* Synchronous directory modifications */
|
||||
#define EXT2_TOPDIR_FL 0x00020000 /* Top of directory hierarchies*/
|
||||
#define EXT4_HUGE_FILE_FL 0x00040000 /* Set to each huge file */
|
||||
#define EXT4_EXTENTS_FL 0x00080000 /* Inode uses extents */
|
||||
#define EXT4_EA_INODE_FL 0x00200000 /* Inode used for large EA */
|
||||
#define EXT4_EOFBLOCKS_FL 0x00400000 /* Blocks allocated beyond EOF */
|
||||
#define EXT4_SNAPFILE_FL 0x01000000 /* Inode is a snapshot */
|
||||
#define EXT4_SNAPFILE_DELETED_FL 0x04000000 /* Snapshot is being deleted */
|
||||
#define EXT4_SNAPFILE_SHRUNK_FL 0x08000000 /* Snapshot shrink has completed */
|
||||
#define EXT2_RESERVED_FL 0x80000000 /* reserved for ext2 lib */
|
||||
|
||||
#define EXT2_FL_USER_VISIBLE 0x004BDFFF /* User visible flags */
|
||||
#define EXT2_FL_USER_MODIFIABLE 0x004B80FF /* User modifiable flags */
|
||||
|
||||
/*
|
||||
* ioctl commands
|
||||
*/
|
||||
|
||||
/* Used for online resize */
|
||||
struct ext2_new_group_input {
|
||||
__u32 group; /* Group number for this data */
|
||||
__u32 block_bitmap; /* Absolute block number of block bitmap */
|
||||
__u32 inode_bitmap; /* Absolute block number of inode bitmap */
|
||||
__u32 inode_table; /* Absolute block number of inode table start */
|
||||
__u32 blocks_count; /* Total number of blocks in this group */
|
||||
__u16 reserved_blocks; /* Number of reserved blocks in this group */
|
||||
__u16 unused; /* Number of reserved GDT blocks in group */
|
||||
};
|
||||
|
||||
struct ext4_new_group_input {
|
||||
__u32 group; /* Group number for this data */
|
||||
__u64 block_bitmap; /* Absolute block number of block bitmap */
|
||||
__u64 inode_bitmap; /* Absolute block number of inode bitmap */
|
||||
__u64 inode_table; /* Absolute block number of inode table start */
|
||||
__u32 blocks_count; /* Total number of blocks in this group */
|
||||
__u16 reserved_blocks; /* Number of reserved blocks in this group */
|
||||
__u16 unused;
|
||||
};
|
||||
|
||||
#ifdef __GNU__ /* Needed for the Hurd */
|
||||
#define _IOT_ext2_new_group_input _IOT (_IOTS(__u32), 5, _IOTS(__u16), 2, 0, 0)
|
||||
#endif
|
||||
|
||||
#define EXT2_IOC_GETFLAGS _IOR('f', 1, long)
|
||||
#define EXT2_IOC_SETFLAGS _IOW('f', 2, long)
|
||||
#define EXT2_IOC_GETVERSION _IOR('v', 1, long)
|
||||
#define EXT2_IOC_SETVERSION _IOW('v', 2, long)
|
||||
#define EXT2_IOC_GETVERSION_NEW _IOR('f', 3, long)
|
||||
#define EXT2_IOC_SETVERSION_NEW _IOW('f', 4, long)
|
||||
#define EXT2_IOC_GROUP_EXTEND _IOW('f', 7, unsigned long)
|
||||
#define EXT2_IOC_GROUP_ADD _IOW('f', 8,struct ext2_new_group_input)
|
||||
#define EXT4_IOC_GROUP_ADD _IOW('f', 8,struct ext4_new_group_input)
|
||||
|
||||
/*
|
||||
* Structure of an inode on the disk
|
||||
*/
|
||||
struct ext2_inode {
|
||||
__u16 i_mode; /* File mode */
|
||||
__u16 i_uid; /* Low 16 bits of Owner Uid */
|
||||
__u32 i_size; /* Size in bytes */
|
||||
__u32 i_atime; /* Access time */
|
||||
__u32 i_ctime; /* Inode change time */
|
||||
__u32 i_mtime; /* Modification time */
|
||||
__u32 i_dtime; /* Deletion Time */
|
||||
__u16 i_gid; /* Low 16 bits of Group Id */
|
||||
__u16 i_links_count; /* Links count */
|
||||
__u32 i_blocks; /* Blocks count */
|
||||
__u32 i_flags; /* File flags */
|
||||
union {
|
||||
struct {
|
||||
__u32 l_i_version; /* was l_i_reserved1 */
|
||||
} linux1;
|
||||
struct {
|
||||
__u32 h_i_translator;
|
||||
} hurd1;
|
||||
} osd1; /* OS dependent 1 */
|
||||
__u32 i_block[EXT2_N_BLOCKS];/* Pointers to blocks */
|
||||
__u32 i_generation; /* File version (for NFS) */
|
||||
__u32 i_file_acl; /* File ACL */
|
||||
__u32 i_size_high; /* Formerly i_dir_acl, directory ACL */
|
||||
__u32 i_faddr; /* Fragment address */
|
||||
union {
|
||||
struct {
|
||||
__u16 l_i_blocks_hi;
|
||||
__u16 l_i_file_acl_high;
|
||||
__u16 l_i_uid_high; /* these 2 fields */
|
||||
__u16 l_i_gid_high; /* were reserved2[0] */
|
||||
__u32 l_i_reserved2;
|
||||
} linux2;
|
||||
struct {
|
||||
__u8 h_i_frag; /* Fragment number */
|
||||
__u8 h_i_fsize; /* Fragment size */
|
||||
__u16 h_i_mode_high;
|
||||
__u16 h_i_uid_high;
|
||||
__u16 h_i_gid_high;
|
||||
__u32 h_i_author;
|
||||
} hurd2;
|
||||
} osd2; /* OS dependent 2 */
|
||||
};
|
||||
|
||||
/*
|
||||
* Permanent part of an large inode on the disk
|
||||
*/
|
||||
struct ext2_inode_large {
|
||||
__u16 i_mode; /* File mode */
|
||||
__u16 i_uid; /* Low 16 bits of Owner Uid */
|
||||
__u32 i_size; /* Size in bytes */
|
||||
__u32 i_atime; /* Access time */
|
||||
__u32 i_ctime; /* Inode Change time */
|
||||
__u32 i_mtime; /* Modification time */
|
||||
__u32 i_dtime; /* Deletion Time */
|
||||
__u16 i_gid; /* Low 16 bits of Group Id */
|
||||
__u16 i_links_count; /* Links count */
|
||||
__u32 i_blocks; /* Blocks count */
|
||||
__u32 i_flags; /* File flags */
|
||||
union {
|
||||
struct {
|
||||
__u32 l_i_version; /* was l_i_reserved1 */
|
||||
} linux1;
|
||||
struct {
|
||||
__u32 h_i_translator;
|
||||
} hurd1;
|
||||
} osd1; /* OS dependent 1 */
|
||||
__u32 i_block[EXT2_N_BLOCKS];/* Pointers to blocks */
|
||||
__u32 i_generation; /* File version (for NFS) */
|
||||
__u32 i_file_acl; /* File ACL */
|
||||
__u32 i_size_high; /* Formerly i_dir_acl, directory ACL */
|
||||
__u32 i_faddr; /* Fragment address */
|
||||
union {
|
||||
struct {
|
||||
__u16 l_i_blocks_hi;
|
||||
__u16 l_i_file_acl_high;
|
||||
__u16 l_i_uid_high; /* these 2 fields */
|
||||
__u16 l_i_gid_high; /* were reserved2[0] */
|
||||
__u32 l_i_reserved2;
|
||||
} linux2;
|
||||
struct {
|
||||
__u8 h_i_frag; /* Fragment number */
|
||||
__u8 h_i_fsize; /* Fragment size */
|
||||
__u16 h_i_mode_high;
|
||||
__u16 h_i_uid_high;
|
||||
__u16 h_i_gid_high;
|
||||
__u32 h_i_author;
|
||||
} hurd2;
|
||||
} osd2; /* OS dependent 2 */
|
||||
__u16 i_extra_isize;
|
||||
__u16 i_pad1;
|
||||
__u32 i_ctime_extra; /* extra Change time (nsec << 2 | epoch) */
|
||||
__u32 i_mtime_extra; /* extra Modification time (nsec << 2 | epoch) */
|
||||
__u32 i_atime_extra; /* extra Access time (nsec << 2 | epoch) */
|
||||
__u32 i_crtime; /* File creation time */
|
||||
__u32 i_crtime_extra; /* extra File creation time (nsec << 2 | epoch)*/
|
||||
__u32 i_version_hi; /* high 32 bits for 64-bit version */
|
||||
};
|
||||
|
||||
#define i_dir_acl i_size_high
|
||||
|
||||
#if defined(__KERNEL__) || defined(__linux__)
|
||||
#define i_reserved1 osd1.linux1.l_i_reserved1
|
||||
#define i_frag osd2.linux2.l_i_frag
|
||||
#define i_fsize osd2.linux2.l_i_fsize
|
||||
#define i_uid_low i_uid
|
||||
#define i_gid_low i_gid
|
||||
#define i_uid_high osd2.linux2.l_i_uid_high
|
||||
#define i_gid_high osd2.linux2.l_i_gid_high
|
||||
#define i_reserved2 osd2.linux2.l_i_reserved2
|
||||
#else
|
||||
#if defined(__GNU__)
|
||||
|
||||
#define i_translator osd1.hurd1.h_i_translator
|
||||
#define i_frag osd2.hurd2.h_i_frag;
|
||||
#define i_fsize osd2.hurd2.h_i_fsize;
|
||||
#define i_uid_high osd2.hurd2.h_i_uid_high
|
||||
#define i_gid_high osd2.hurd2.h_i_gid_high
|
||||
#define i_author osd2.hurd2.h_i_author
|
||||
|
||||
#endif /* __GNU__ */
|
||||
#endif /* defined(__KERNEL__) || defined(__linux__) */
|
||||
|
||||
#define inode_uid(inode) ((inode).i_uid | (inode).osd2.linux2.l_i_uid_high << 16)
|
||||
#define inode_gid(inode) ((inode).i_gid | (inode).osd2.linux2.l_i_gid_high << 16)
|
||||
#define ext2fs_set_i_uid_high(inode,x) ((inode).osd2.linux2.l_i_uid_high = (x))
|
||||
#define ext2fs_set_i_gid_high(inode,x) ((inode).osd2.linux2.l_i_gid_high = (x))
|
||||
|
||||
/*
|
||||
* File system states
|
||||
*/
|
||||
#define EXT2_VALID_FS 0x0001 /* Unmounted cleanly */
|
||||
#define EXT2_ERROR_FS 0x0002 /* Errors detected */
|
||||
#define EXT3_ORPHAN_FS 0x0004 /* Orphans being recovered */
|
||||
|
||||
/*
|
||||
* Misc. filesystem flags
|
||||
*/
|
||||
#define EXT2_FLAGS_SIGNED_HASH 0x0001 /* Signed dirhash in use */
|
||||
#define EXT2_FLAGS_UNSIGNED_HASH 0x0002 /* Unsigned dirhash in use */
|
||||
#define EXT2_FLAGS_TEST_FILESYS 0x0004 /* OK for use on development code */
|
||||
#define EXT2_FLAGS_IS_SNAPSHOT 0x0010 /* This is a snapshot image */
|
||||
#define EXT2_FLAGS_FIX_SNAPSHOT 0x0020 /* Snapshot inodes corrupted */
|
||||
#define EXT2_FLAGS_FIX_EXCLUDE 0x0040 /* Exclude bitmaps corrupted */
|
||||
|
||||
/*
|
||||
* Mount flags
|
||||
*/
|
||||
#define EXT2_MOUNT_CHECK 0x0001 /* Do mount-time checks */
|
||||
#define EXT2_MOUNT_GRPID 0x0004 /* Create files with directory's group */
|
||||
#define EXT2_MOUNT_DEBUG 0x0008 /* Some debugging messages */
|
||||
#define EXT2_MOUNT_ERRORS_CONT 0x0010 /* Continue on errors */
|
||||
#define EXT2_MOUNT_ERRORS_RO 0x0020 /* Remount fs ro on errors */
|
||||
#define EXT2_MOUNT_ERRORS_PANIC 0x0040 /* Panic on errors */
|
||||
#define EXT2_MOUNT_MINIX_DF 0x0080 /* Mimics the Minix statfs */
|
||||
#define EXT2_MOUNT_NO_UID32 0x0200 /* Disable 32-bit UIDs */
|
||||
|
||||
#define clear_opt(o, opt) o &= ~EXT2_MOUNT_##opt
|
||||
#define set_opt(o, opt) o |= EXT2_MOUNT_##opt
|
||||
#define test_opt(sb, opt) (EXT2_SB(sb)->s_mount_opt & \
|
||||
EXT2_MOUNT_##opt)
|
||||
/*
|
||||
* Maximal mount counts between two filesystem checks
|
||||
*/
|
||||
#define EXT2_DFL_MAX_MNT_COUNT 20 /* Allow 20 mounts */
|
||||
#define EXT2_DFL_CHECKINTERVAL 0 /* Don't use interval check */
|
||||
|
||||
/*
|
||||
* Behaviour when detecting errors
|
||||
*/
|
||||
#define EXT2_ERRORS_CONTINUE 1 /* Continue execution */
|
||||
#define EXT2_ERRORS_RO 2 /* Remount fs read-only */
|
||||
#define EXT2_ERRORS_PANIC 3 /* Panic */
|
||||
#define EXT2_ERRORS_DEFAULT EXT2_ERRORS_CONTINUE
|
||||
|
||||
#if (__GNUC__ >= 4)
|
||||
#define ext4_offsetof(TYPE,MEMBER) __builtin_offsetof(TYPE,MEMBER)
|
||||
#else
|
||||
#define ext4_offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
|
||||
#endif
|
||||
|
||||
/*
|
||||
* Structure of the super block
|
||||
*/
|
||||
struct ext2_super_block {
|
||||
__u32 s_inodes_count; /* Inodes count */
|
||||
__u32 s_blocks_count; /* Blocks count */
|
||||
__u32 s_r_blocks_count; /* Reserved blocks count */
|
||||
__u32 s_free_blocks_count; /* Free blocks count */
|
||||
__u32 s_free_inodes_count; /* Free inodes count */
|
||||
__u32 s_first_data_block; /* First Data Block */
|
||||
__u32 s_log_block_size; /* Block size */
|
||||
__s32 s_log_frag_size; /* Fragment size */
|
||||
__u32 s_blocks_per_group; /* # Blocks per group */
|
||||
__u32 s_frags_per_group; /* # Fragments per group */
|
||||
__u32 s_inodes_per_group; /* # Inodes per group */
|
||||
__u32 s_mtime; /* Mount time */
|
||||
__u32 s_wtime; /* Write time */
|
||||
__u16 s_mnt_count; /* Mount count */
|
||||
__s16 s_max_mnt_count; /* Maximal mount count */
|
||||
__u16 s_magic; /* Magic signature */
|
||||
__u16 s_state; /* File system state */
|
||||
__u16 s_errors; /* Behaviour when detecting errors */
|
||||
__u16 s_minor_rev_level; /* minor revision level */
|
||||
__u32 s_lastcheck; /* time of last check */
|
||||
__u32 s_checkinterval; /* max. time between checks */
|
||||
__u32 s_creator_os; /* OS */
|
||||
__u32 s_rev_level; /* Revision level */
|
||||
__u16 s_def_resuid; /* Default uid for reserved blocks */
|
||||
__u16 s_def_resgid; /* Default gid for reserved blocks */
|
||||
/*
|
||||
* These fields are for EXT2_DYNAMIC_REV superblocks only.
|
||||
*
|
||||
* Note: the difference between the compatible feature set and
|
||||
* the incompatible feature set is that if there is a bit set
|
||||
* in the incompatible feature set that the kernel doesn't
|
||||
* know about, it should refuse to mount the filesystem.
|
||||
*
|
||||
* e2fsck's requirements are more strict; if it doesn't know
|
||||
* about a feature in either the compatible or incompatible
|
||||
* feature set, it must abort and not try to meddle with
|
||||
* things it doesn't understand...
|
||||
*/
|
||||
__u32 s_first_ino; /* First non-reserved inode */
|
||||
__u16 s_inode_size; /* size of inode structure */
|
||||
__u16 s_block_group_nr; /* block group # of this superblock */
|
||||
__u32 s_feature_compat; /* compatible feature set */
|
||||
__u32 s_feature_incompat; /* incompatible feature set */
|
||||
__u32 s_feature_ro_compat; /* readonly-compatible feature set */
|
||||
__u8 s_uuid[16]; /* 128-bit uuid for volume */
|
||||
char s_volume_name[16]; /* volume name */
|
||||
char s_last_mounted[64]; /* directory where last mounted */
|
||||
__u32 s_algorithm_usage_bitmap; /* For compression */
|
||||
/*
|
||||
* Performance hints. Directory preallocation should only
|
||||
* happen if the EXT2_FEATURE_COMPAT_DIR_PREALLOC flag is on.
|
||||
*/
|
||||
__u8 s_prealloc_blocks; /* Nr of blocks to try to preallocate*/
|
||||
__u8 s_prealloc_dir_blocks; /* Nr to preallocate for dirs */
|
||||
__u16 s_reserved_gdt_blocks; /* Per group table for online growth */
|
||||
/*
|
||||
* Journaling support valid if EXT2_FEATURE_COMPAT_HAS_JOURNAL set.
|
||||
*/
|
||||
__u8 s_journal_uuid[16]; /* uuid of journal superblock */
|
||||
__u32 s_journal_inum; /* inode number of journal file */
|
||||
__u32 s_journal_dev; /* device number of journal file */
|
||||
__u32 s_last_orphan; /* start of list of inodes to delete */
|
||||
__u32 s_hash_seed[4]; /* HTREE hash seed */
|
||||
__u8 s_def_hash_version; /* Default hash version to use */
|
||||
__u8 s_jnl_backup_type; /* Default type of journal backup */
|
||||
__u16 s_desc_size; /* Group desc. size: INCOMPAT_64BIT */
|
||||
__u32 s_default_mount_opts;
|
||||
__u32 s_first_meta_bg; /* First metablock group */
|
||||
__u32 s_mkfs_time; /* When the filesystem was created */
|
||||
__u32 s_jnl_blocks[17]; /* Backup of the journal inode */
|
||||
__u32 s_blocks_count_hi; /* Blocks count high 32bits */
|
||||
__u32 s_r_blocks_count_hi; /* Reserved blocks count high 32 bits*/
|
||||
__u32 s_free_blocks_hi; /* Free blocks count */
|
||||
__u16 s_min_extra_isize; /* All inodes have at least # bytes */
|
||||
__u16 s_want_extra_isize; /* New inodes should reserve # bytes */
|
||||
__u32 s_flags; /* Miscellaneous flags */
|
||||
__u16 s_raid_stride; /* RAID stride */
|
||||
__u16 s_mmp_interval; /* # seconds to wait in MMP checking */
|
||||
__u64 s_mmp_block; /* Block for multi-mount protection */
|
||||
__u32 s_raid_stripe_width; /* blocks on all data disks (N*stride)*/
|
||||
__u8 s_log_groups_per_flex; /* FLEX_BG group size */
|
||||
__u8 s_reserved_char_pad;
|
||||
__u16 s_reserved_pad; /* Padding to next 32bits */
|
||||
__u64 s_kbytes_written; /* nr of lifetime kilobytes written */
|
||||
__u32 s_snapshot_inum; /* Inode number of active snapshot */
|
||||
__u32 s_snapshot_id; /* sequential ID of active snapshot */
|
||||
__u64 s_snapshot_r_blocks_count; /* reserved blocks for active
|
||||
snapshot's future use */
|
||||
__u32 s_snapshot_list; /* inode number of the head of the on-disk snapshot list */
|
||||
#define EXT4_S_ERR_START ext4_offsetof(struct ext2_super_block, s_error_count)
|
||||
__u32 s_error_count; /* number of fs errors */
|
||||
__u32 s_first_error_time; /* first time an error happened */
|
||||
__u32 s_first_error_ino; /* inode involved in first error */
|
||||
__u64 s_first_error_block; /* block involved of first error */
|
||||
__u8 s_first_error_func[32]; /* function where the error happened */
|
||||
__u32 s_first_error_line; /* line number where error happened */
|
||||
__u32 s_last_error_time; /* most recent time of an error */
|
||||
__u32 s_last_error_ino; /* inode involved in last error */
|
||||
__u32 s_last_error_line; /* line number where error happened */
|
||||
__u64 s_last_error_block; /* block involved of last error */
|
||||
__u8 s_last_error_func[32]; /* function where the error happened */
|
||||
#define EXT4_S_ERR_END ext4_offsetof(struct ext2_super_block, s_mount_opts)
|
||||
__u8 s_mount_opts[64];
|
||||
__u32 s_reserved[112]; /* Padding to the end of the block */
|
||||
};
|
||||
|
||||
#define EXT4_S_ERR_LEN (EXT4_S_ERR_END - EXT4_S_ERR_START)
|
||||
|
||||
/*
|
||||
* Codes for operating systems
|
||||
*/
|
||||
#define EXT2_OS_LINUX 0
|
||||
#define EXT2_OS_HURD 1
|
||||
#define EXT2_OBSO_OS_MASIX 2
|
||||
#define EXT2_OS_FREEBSD 3
|
||||
#define EXT2_OS_LITES 4
|
||||
|
||||
/*
|
||||
* Revision levels
|
||||
*/
|
||||
#define EXT2_GOOD_OLD_REV 0 /* The good old (original) format */
|
||||
#define EXT2_DYNAMIC_REV 1 /* V2 format w/ dynamic inode sizes */
|
||||
|
||||
#define EXT2_CURRENT_REV EXT2_GOOD_OLD_REV
|
||||
#define EXT2_MAX_SUPP_REV EXT2_DYNAMIC_REV
|
||||
|
||||
#define EXT2_GOOD_OLD_INODE_SIZE 128
|
||||
|
||||
/*
|
||||
* Journal inode backup types
|
||||
*/
|
||||
#define EXT3_JNL_BACKUP_BLOCKS 1
|
||||
|
||||
/*
|
||||
* Feature set definitions
|
||||
*/
|
||||
|
||||
#define EXT2_HAS_COMPAT_FEATURE(sb,mask) \
|
||||
( EXT2_SB(sb)->s_feature_compat & (mask) )
|
||||
#define EXT2_HAS_RO_COMPAT_FEATURE(sb,mask) \
|
||||
( EXT2_SB(sb)->s_feature_ro_compat & (mask) )
|
||||
#define EXT2_HAS_INCOMPAT_FEATURE(sb,mask) \
|
||||
( EXT2_SB(sb)->s_feature_incompat & (mask) )
|
||||
|
||||
#define EXT2_FEATURE_COMPAT_DIR_PREALLOC 0x0001
|
||||
#define EXT2_FEATURE_COMPAT_IMAGIC_INODES 0x0002
|
||||
#define EXT3_FEATURE_COMPAT_HAS_JOURNAL 0x0004
|
||||
#define EXT2_FEATURE_COMPAT_EXT_ATTR 0x0008
|
||||
#define EXT2_FEATURE_COMPAT_RESIZE_INODE 0x0010
|
||||
#define EXT2_FEATURE_COMPAT_DIR_INDEX 0x0020
|
||||
#define EXT2_FEATURE_COMPAT_LAZY_BG 0x0040
|
||||
#define EXT2_FEATURE_COMPAT_EXCLUDE_INODE 0x0080
|
||||
|
||||
#define EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER 0x0001
|
||||
#define EXT2_FEATURE_RO_COMPAT_LARGE_FILE 0x0002
|
||||
/* #define EXT2_FEATURE_RO_COMPAT_BTREE_DIR 0x0004 not used */
|
||||
#define EXT4_FEATURE_RO_COMPAT_HUGE_FILE 0x0008
|
||||
#define EXT4_FEATURE_RO_COMPAT_GDT_CSUM 0x0010
|
||||
#define EXT4_FEATURE_RO_COMPAT_DIR_NLINK 0x0020
|
||||
#define EXT4_FEATURE_RO_COMPAT_EXTRA_ISIZE 0x0040
|
||||
#define EXT4_FEATURE_RO_COMPAT_HAS_SNAPSHOT 0x0080
|
||||
|
||||
#define EXT2_FEATURE_INCOMPAT_COMPRESSION 0x0001
|
||||
#define EXT2_FEATURE_INCOMPAT_FILETYPE 0x0002
|
||||
#define EXT3_FEATURE_INCOMPAT_RECOVER 0x0004 /* Needs recovery */
|
||||
#define EXT3_FEATURE_INCOMPAT_JOURNAL_DEV 0x0008 /* Journal device */
|
||||
#define EXT2_FEATURE_INCOMPAT_META_BG 0x0010
|
||||
#define EXT3_FEATURE_INCOMPAT_EXTENTS 0x0040
|
||||
#define EXT4_FEATURE_INCOMPAT_64BIT 0x0080
|
||||
#define EXT4_FEATURE_INCOMPAT_MMP 0x0100
|
||||
#define EXT4_FEATURE_INCOMPAT_FLEX_BG 0x0200
|
||||
#define EXT4_FEATURE_INCOMPAT_EA_INODE 0x0400
|
||||
#define EXT4_FEATURE_INCOMPAT_DIRDATA 0x1000
|
||||
|
||||
|
||||
#define EXT2_FEATURE_COMPAT_SUPP 0
|
||||
#define EXT2_FEATURE_INCOMPAT_SUPP (EXT2_FEATURE_INCOMPAT_FILETYPE)
|
||||
#define EXT2_FEATURE_RO_COMPAT_SUPP (EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER| \
|
||||
EXT2_FEATURE_RO_COMPAT_LARGE_FILE| \
|
||||
EXT4_FEATURE_RO_COMPAT_DIR_NLINK| \
|
||||
EXT2_FEATURE_RO_COMPAT_BTREE_DIR)
|
||||
|
||||
/*
|
||||
* Default values for user and/or group using reserved blocks
|
||||
*/
|
||||
#define EXT2_DEF_RESUID 0
|
||||
#define EXT2_DEF_RESGID 0
|
||||
|
||||
/*
|
||||
* Default mount options
|
||||
*/
|
||||
#define EXT2_DEFM_DEBUG 0x0001
|
||||
#define EXT2_DEFM_BSDGROUPS 0x0002
|
||||
#define EXT2_DEFM_XATTR_USER 0x0004
|
||||
#define EXT2_DEFM_ACL 0x0008
|
||||
#define EXT2_DEFM_UID16 0x0010
|
||||
#define EXT3_DEFM_JMODE 0x0060
|
||||
#define EXT3_DEFM_JMODE_DATA 0x0020
|
||||
#define EXT3_DEFM_JMODE_ORDERED 0x0040
|
||||
#define EXT3_DEFM_JMODE_WBACK 0x0060
|
||||
#define EXT4_DEFM_NOBARRIER 0x0100
|
||||
#define EXT4_DEFM_BLOCK_VALIDITY 0x0200
|
||||
#define EXT4_DEFM_DISCARD 0x0400
|
||||
#define EXT4_DEFM_NODELALLOC 0x0800
|
||||
|
||||
/*
|
||||
* Structure of a directory entry
|
||||
*/
|
||||
#define EXT2_NAME_LEN 255
|
||||
|
||||
struct ext2_dir_entry {
|
||||
__u32 inode; /* Inode number */
|
||||
__u16 rec_len; /* Directory entry length */
|
||||
__u16 name_len; /* Name length */
|
||||
char name[EXT2_NAME_LEN]; /* File name */
|
||||
};
|
||||
|
||||
/*
|
||||
* The new version of the directory entry. Since EXT2 structures are
|
||||
* stored in intel byte order, and the name_len field could never be
|
||||
* bigger than 255 chars, it's safe to reclaim the extra byte for the
|
||||
* file_type field.
|
||||
*/
|
||||
struct ext2_dir_entry_2 {
|
||||
__u32 inode; /* Inode number */
|
||||
__u16 rec_len; /* Directory entry length */
|
||||
__u8 name_len; /* Name length */
|
||||
__u8 file_type;
|
||||
char name[EXT2_NAME_LEN]; /* File name */
|
||||
};
|
||||
|
||||
/*
|
||||
* Ext2 directory file types. Only the low 3 bits are used. The
|
||||
* other bits are reserved for now.
|
||||
*/
|
||||
#define EXT2_FT_UNKNOWN 0
|
||||
#define EXT2_FT_REG_FILE 1
|
||||
#define EXT2_FT_DIR 2
|
||||
#define EXT2_FT_CHRDEV 3
|
||||
#define EXT2_FT_BLKDEV 4
|
||||
#define EXT2_FT_FIFO 5
|
||||
#define EXT2_FT_SOCK 6
|
||||
#define EXT2_FT_SYMLINK 7
|
||||
|
||||
#define EXT2_FT_MAX 8
|
||||
|
||||
/*
|
||||
* EXT2_DIR_PAD defines the directory entries boundaries
|
||||
*
|
||||
* NOTE: It must be a multiple of 4
|
||||
*/
|
||||
#define EXT2_DIR_PAD 4
|
||||
#define EXT2_DIR_ROUND (EXT2_DIR_PAD - 1)
|
||||
#define EXT2_DIR_REC_LEN(name_len) (((name_len) + 8 + EXT2_DIR_ROUND) & \
|
||||
~EXT2_DIR_ROUND)
|
||||
|
||||
/*
|
||||
* This structure will be used for multiple mount protection. It will be
|
||||
* written into the block number saved in the s_mmp_block field in the
|
||||
* superblock.
|
||||
*/
|
||||
#define EXT2_MMP_MAGIC 0x004D4D50 /* ASCII for MMP */
|
||||
#define EXT2_MMP_CLEAN 0xFF4D4D50 /* Value of mmp_seq for clean unmount */
|
||||
#define EXT2_MMP_FSCK_ON 0xE24D4D50 /* Value of mmp_seq when being fscked */
|
||||
|
||||
struct mmp_struct {
|
||||
__u32 mmp_magic;
|
||||
__u32 mmp_seq;
|
||||
__u64 mmp_time;
|
||||
char mmp_nodename[64];
|
||||
char mmp_bdevname[32];
|
||||
__u16 mmp_interval;
|
||||
__u16 mmp_pad1;
|
||||
__u32 mmp_pad2;
|
||||
};
|
||||
|
||||
/*
|
||||
* Interval in number of seconds to update the MMP sequence number.
|
||||
*/
|
||||
#define EXT2_MMP_DEF_INTERVAL 5
|
||||
|
||||
#endif /* _LINUX_EXT2_FS_H */
|
||||
102
source/libs/libext2fs/ext2_internal.h
Normal file
102
source/libs/libext2fs/ext2_internal.h
Normal file
@ -0,0 +1,102 @@
|
||||
/**
|
||||
* ext2_internal.h
|
||||
*
|
||||
* Copyright (c) 2009 Rhys "Shareese" Koedijk
|
||||
* Copyright (c) 2010 Dimok
|
||||
*
|
||||
* 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; if not, write to the Free Software Foundation,
|
||||
* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||||
*/
|
||||
#ifndef EXT2_INTERNAL_H_
|
||||
#define EXT2_INTERNAL_H_
|
||||
|
||||
#include <gccore.h>
|
||||
#include <ogc/disc_io.h>
|
||||
#include <sys/iosupport.h>
|
||||
#include "ext2fs.h"
|
||||
#include "ext2_fs.h"
|
||||
#include "mem_allocate.h"
|
||||
|
||||
#ifdef DEBUG_GEKKO
|
||||
#define ext2_log_trace printf
|
||||
#else
|
||||
#define ext2_log_trace(...)
|
||||
#endif
|
||||
|
||||
typedef struct _ext2_inode_t
|
||||
{
|
||||
struct ext2_inode ni;
|
||||
ext2_ino_t ino;
|
||||
bool dirty;
|
||||
} ext2_inode_t;
|
||||
|
||||
/**
|
||||
* ext2_vd - EXT2 volume descriptor
|
||||
*/
|
||||
typedef struct _ext2_vd
|
||||
{
|
||||
io_channel io; /* EXT device handle */
|
||||
ext2_filsys fs; /* EXT volume handle */
|
||||
mutex_t lock; /* Volume lock mutex */
|
||||
ext2_inode_t *cwd_ni; /* Current directory */
|
||||
struct _ext2_dir_state *firstOpenDir; /* The start of a FILO linked list of currently opened directories */
|
||||
struct _ext2_file_state *firstOpenFile; /* The start of a FILO linked list of currently opened files */
|
||||
u16 openDirCount; /* The total number of directories currently open in this volume */
|
||||
u16 openFileCount; /* The total number of files currently open in this volume */
|
||||
ext2_ino_t root; /* Root node */
|
||||
} ext2_vd;
|
||||
|
||||
typedef enum {
|
||||
EXT2_UPDATE_ATIME = 0x01,
|
||||
EXT2_UPDATE_MTIME = 0x02,
|
||||
EXT2_UPDATE_CTIME = 0x04,
|
||||
EXT2_UPDATE_AMTIME = EXT2_UPDATE_ATIME | EXT2_UPDATE_MTIME,
|
||||
EXT2_UPDATE_ACTIME = EXT2_UPDATE_ATIME | EXT2_UPDATE_CTIME,
|
||||
EXT2_UPDATE_MCTIME = EXT2_UPDATE_MTIME | EXT2_UPDATE_CTIME,
|
||||
EXT2_UPDATE_AMCTIME = EXT2_UPDATE_ATIME | EXT2_UPDATE_MTIME | EXT2_UPDATE_CTIME,
|
||||
} ext2_time_update_flags;
|
||||
|
||||
/* Lock volume */
|
||||
static inline void ext2Lock (ext2_vd *vd)
|
||||
{
|
||||
LWP_MutexLock(vd->lock);
|
||||
}
|
||||
|
||||
/* Unlock volume */
|
||||
static inline void ext2Unlock (ext2_vd *vd)
|
||||
{
|
||||
LWP_MutexUnlock(vd->lock);
|
||||
}
|
||||
|
||||
const char *ext2RealPath (const char *path);
|
||||
int ext2InitVolume (ext2_vd *vd);
|
||||
void ext2DeinitVolume (ext2_vd *vd);
|
||||
ext2_vd *ext2GetVolume (const char *path);
|
||||
|
||||
int ext2AddDevice (const char *name, void *deviceData);
|
||||
void ext2RemoveDevice (const char *path);
|
||||
const devoptab_t *ext2GetDevice (const char *path);
|
||||
|
||||
ext2_inode_t *ext2OpenEntry (ext2_vd *vd, const char *path);
|
||||
void ext2CloseEntry (ext2_vd *vd, ext2_inode_t * ni);
|
||||
int ext2Stat (ext2_vd *vd, ext2_inode_t * ni, struct stat *st);
|
||||
int ext2Sync (ext2_vd *vd, ext2_inode_t * ni);
|
||||
|
||||
ext2_inode_t *ext2Create (ext2_vd *vd, const char *path, mode_t type, const char *target);
|
||||
int ext2Link (ext2_vd *vd, const char *old_path, const char *new_path);
|
||||
int ext2Unlink (ext2_vd *vd, const char *path);
|
||||
|
||||
void ext2UpdateTimes(ext2_vd *vd, ext2_inode_t *ni, ext2_time_update_flags mask);
|
||||
|
||||
#endif
|
||||
1571
source/libs/libext2fs/ext2fs.h
Normal file
1571
source/libs/libext2fs/ext2fs.h
Normal file
File diff suppressed because it is too large
Load Diff
26
source/libs/libext2fs/mem_allocate.h
Normal file
26
source/libs/libext2fs/mem_allocate.h
Normal file
@ -0,0 +1,26 @@
|
||||
#ifndef _MEM_ALLOCATE_H
|
||||
#define _MEM_ALLOCATE_H
|
||||
|
||||
#include <malloc.h>
|
||||
|
||||
static inline void* mem_alloc (size_t size) {
|
||||
return malloc(size);
|
||||
}
|
||||
|
||||
static inline void* mem_realloc (void *p, size_t size) {
|
||||
return realloc(p, size);
|
||||
}
|
||||
|
||||
static inline void* mem_align (size_t size) {
|
||||
#ifdef __wii__
|
||||
return memalign(32, size);
|
||||
#else
|
||||
return malloc(size);
|
||||
#endif
|
||||
}
|
||||
|
||||
static inline void mem_free (void* mem) {
|
||||
free(mem);
|
||||
}
|
||||
|
||||
#endif /* _MEM_ALLOCATE_H */
|
||||
@ -37,10 +37,11 @@ static int FindGamesPartition(PartList * partitions)
|
||||
if(IosLoader::IsWaninkokoIOS() && NandTitles.VersionOf(TITLE_ID(1, IOS_GetVersion())) < 18)
|
||||
return -1;
|
||||
|
||||
// Loop through FAT/NTFS partitions, and find the first partition with games on it (if there is one)
|
||||
// Loop through FAT/NTFS/EXT partitions, and find the first partition with games on it (if there is one)
|
||||
for (int i = 0; i < partitions->num; i++)
|
||||
{
|
||||
if (partitions->pinfo[i].fs_type == FS_TYPE_FAT32 || partitions->pinfo[i].fs_type == FS_TYPE_NTFS)
|
||||
if (partitions->pinfo[i].fs_type == FS_TYPE_FAT32 || partitions->pinfo[i].fs_type == FS_TYPE_NTFS ||
|
||||
partitions->pinfo[i].fs_type == FS_TYPE_EXT)
|
||||
{
|
||||
if (!WBFS_OpenPart(partitions->pinfo[i].part_fs, partitions->pinfo[i].index,
|
||||
partitions->pentry[i].sector, partitions->pentry[i].size, (char *) &game_partition))
|
||||
@ -70,7 +71,7 @@ static int PartitionChoice()
|
||||
{
|
||||
int ret = -1;
|
||||
|
||||
int choice = WindowPrompt(tr( "No WBFS or FAT/NTFS partition found" ),
|
||||
int choice = WindowPrompt(tr( "No WBFS or FAT/NTFS/EXT partition found" ),
|
||||
tr( "You need to select or format a partition" ), tr( "Select" ), tr( "Format" ), tr( "Return" ));
|
||||
|
||||
if (choice == 0)
|
||||
@ -83,8 +84,9 @@ static int PartitionChoice()
|
||||
if(part_num >= 0)
|
||||
{
|
||||
if(IosLoader::IsWaninkokoIOS() && NandTitles.VersionOf(TITLE_ID(1, IOS_GetVersion())) < 18
|
||||
&& (partitions.pinfo[part_num].part_fs == FS_TYPE_FAT32 || partitions.pinfo[part_num].part_fs == FS_TYPE_NTFS))
|
||||
WindowPrompt(tr("Warning:"), tr("You are trying to select a FAT32/NTFS partition with cIOS 249 Rev < 18. This is not supported. Continue on your own risk."), tr("OK"));
|
||||
&& (partitions.pinfo[part_num].part_fs == FS_TYPE_FAT32 || partitions.pinfo[part_num].part_fs == FS_TYPE_NTFS
|
||||
|| partitions.pinfo[part_num].part_fs == FS_TYPE_EXT))
|
||||
WindowPrompt(tr("Warning:"), tr("You are trying to select a FAT32/NTFS/EXT partition with cIOS 249 Rev < 18. This is not supported. Continue on your own risk."), tr("OK"));
|
||||
|
||||
ret = WBFS_OpenPart(partitions.pinfo[part_num].part_fs, partitions.pinfo[part_num].index, partitions.pentry[part_num].sector, partitions.pentry[part_num].size, (char *) &game_partition);
|
||||
|
||||
|
||||
@ -101,7 +101,7 @@ static inline bool IsValidPartition(int fs_type, int cios)
|
||||
}
|
||||
else
|
||||
{
|
||||
return fs_type == FS_TYPE_WBFS || fs_type == FS_TYPE_FAT32 || fs_type == FS_TYPE_NTFS;
|
||||
return fs_type == FS_TYPE_WBFS || fs_type == FS_TYPE_FAT32 || fs_type == FS_TYPE_NTFS || fs_type == FS_TYPE_EXT;
|
||||
}
|
||||
}
|
||||
|
||||
@ -177,7 +177,7 @@ void GameLoadSM::SetOptionValues()
|
||||
|
||||
// Get the partition name and it's size in GB's
|
||||
Options->SetValue(Idx++, "%s%d (%.2fGB)", pInfo.fs_type == FS_TYPE_FAT32 ? "FAT"
|
||||
: pInfo.fs_type == FS_TYPE_NTFS ? "NTFS" : "WBFS", pInfo.index, partition_size);
|
||||
: pInfo.fs_type == FS_TYPE_NTFS ? "NTFS" : pInfo.fs_type == FS_TYPE_EXT ? "LINUX" : "WBFS", pInfo.index, partition_size);
|
||||
|
||||
//! Settings: FAT: Use directories
|
||||
Options->SetValue(Idx++, "%s", tr( InstallToText[Settings.FatInstallToDir] ));
|
||||
|
||||
@ -97,6 +97,7 @@ void ExitApp(void)
|
||||
{
|
||||
AppCleanUp();
|
||||
UnmountNTFS();
|
||||
UnmountEXT();
|
||||
SDCard_deInit();
|
||||
USBDevice_deInit();
|
||||
}
|
||||
|
||||
@ -6,6 +6,7 @@
|
||||
|
||||
#include "libs/libntfs/ntfs.h"
|
||||
#include "libs/libwbfs/libwbfs.h"
|
||||
#include "libs/libext2fs/ext2_frag.h"
|
||||
|
||||
#include "usbloader/wbfs.h"
|
||||
#include "usbloader/wdvd.h"
|
||||
@ -17,6 +18,7 @@
|
||||
#define SAFE_FREE(x) if(x) { free(x); x = NULL; }
|
||||
|
||||
extern sec_t fs_ntfs_sec;
|
||||
extern sec_t fs_ext_sec;
|
||||
|
||||
int _FAT_get_fragments (const char *path, _frag_append_t append_fragment, void *callback_data);
|
||||
|
||||
@ -213,6 +215,16 @@ int get_frag_list_for_file(char *fname, u8 *id)
|
||||
for (j=0; j<fs->num; j++) {
|
||||
fs->frag[j].sector += fs_ntfs_sec;
|
||||
}
|
||||
} else if (wbfs_part_fs == PART_FS_EXT) {
|
||||
ret = _EXT2_get_fragments(fname, &_frag_append, fs);
|
||||
if (ret) {
|
||||
ret_val = ret;
|
||||
goto out;
|
||||
}
|
||||
// offset to start of partition
|
||||
for (j=0; j<fs->num; j++) {
|
||||
fs->frag[j].sector += fs_ext_sec;
|
||||
}
|
||||
}
|
||||
frag_concat(fa, fs);
|
||||
}
|
||||
|
||||
@ -297,6 +297,7 @@ int get_fs_type(u8 *buff)
|
||||
// NTFS
|
||||
if (memcmp(buff + 0x03, "NTFS", 4) == 0) return FS_TYPE_NTFS;
|
||||
}
|
||||
|
||||
return FS_TYPE_UNK;
|
||||
}
|
||||
|
||||
@ -310,6 +311,8 @@ int get_part_fs(int fs_type)
|
||||
return PART_FS_NTFS;
|
||||
case FS_TYPE_WBFS:
|
||||
return PART_FS_WBFS;
|
||||
case FS_TYPE_EXT:
|
||||
return PART_FS_EXT;
|
||||
default:
|
||||
return -1;
|
||||
}
|
||||
@ -330,6 +333,8 @@ char *get_fs_name(int i)
|
||||
return "FAT32";
|
||||
case FS_TYPE_NTFS:
|
||||
return "NTFS";
|
||||
case FS_TYPE_EXT:
|
||||
return "EXT";
|
||||
case FS_TYPE_WBFS:
|
||||
return "WBFS";
|
||||
}
|
||||
@ -375,6 +380,7 @@ s32 Partition_GetList(u32 device, PartList *plist)
|
||||
//if (!part_is_data(entry->type)) continue;
|
||||
if (!Device_ReadSectors(device, entry->sector, 1, buf)) continue;
|
||||
pinfo->fs_type = get_fs_type((u8 *) buf);
|
||||
if(entry->type == 0x83) pinfo->fs_type = FS_TYPE_EXT;
|
||||
if (pinfo->fs_type == FS_TYPE_WBFS)
|
||||
{
|
||||
// multiple wbfs on sdhc not supported
|
||||
@ -392,6 +398,11 @@ s32 Partition_GetList(u32 device, PartList *plist)
|
||||
plist->ntfs_n++;
|
||||
pinfo->ntfs_i = pinfo->index = plist->ntfs_n;
|
||||
}
|
||||
else if (pinfo->fs_type == FS_TYPE_EXT)
|
||||
{
|
||||
plist->ext_n++;
|
||||
pinfo->ext_i = pinfo->index = plist->ext_n;
|
||||
}
|
||||
pinfo->part_fs = get_part_fs(pinfo->fs_type);
|
||||
}
|
||||
return 0;
|
||||
|
||||
@ -37,6 +37,7 @@ extern "C"
|
||||
#define FS_TYPE_FAT32 2
|
||||
#define FS_TYPE_NTFS 3
|
||||
#define FS_TYPE_WBFS 4
|
||||
#define FS_TYPE_EXT 5
|
||||
|
||||
typedef struct
|
||||
{
|
||||
@ -45,6 +46,7 @@ extern "C"
|
||||
u8 wbfs_i; // seq wbfs part index
|
||||
u8 fat_i; // seq fat part index
|
||||
u8 ntfs_i; // seq ntfs part index
|
||||
u8 ext_i; // seq ntfs part index
|
||||
u8 index;
|
||||
} PartInfo;
|
||||
|
||||
@ -56,6 +58,7 @@ extern "C"
|
||||
u8 wbfs_n;
|
||||
u8 fat_n;
|
||||
u8 ntfs_n;
|
||||
u8 ext_n;
|
||||
PartInfo pinfo[MAX_PARTITIONS_EX];
|
||||
} PartList;
|
||||
|
||||
|
||||
@ -9,6 +9,7 @@
|
||||
#include "usbloader/wbfs/wbfs_wbfs.h"
|
||||
#include "usbloader/wbfs/wbfs_fat.h"
|
||||
#include "usbloader/wbfs/wbfs_ntfs.h"
|
||||
#include "usbloader/wbfs/wbfs_ext.h"
|
||||
|
||||
#include "usbloader/partition_usbloader.h"
|
||||
#include "usbloader/GameList.h"
|
||||
@ -78,6 +79,14 @@ s32 WBFS_OpenPart(u32 part_fs, u32 part_idx, u32 part_lba, u32 part_size, char *
|
||||
strcpy(wbfs_fs_drive, "NTFS:");
|
||||
#ifdef DEBUG_WBFS
|
||||
gprintf("\n\tCreated WBFS_Ntfs instance at lba: %d of size %d", part_lba, part_size);
|
||||
#endif
|
||||
}
|
||||
else if (part_fs == PART_FS_EXT)
|
||||
{
|
||||
current = new Wbfs_Ext(wbfsDev, part_lba, part_size);
|
||||
strcpy(wbfs_fs_drive, "EXT:");
|
||||
#ifdef DEBUG_WBFS
|
||||
gprintf("\n\tCreated WBFS_Ext instance at lba: %d of size %d", part_lba, part_size);
|
||||
#endif
|
||||
}
|
||||
else
|
||||
@ -102,6 +111,7 @@ s32 WBFS_OpenPart(u32 part_fs, u32 part_idx, u32 part_lba, u32 part_size, char *
|
||||
const char *fs = "WBFS";
|
||||
if (wbfs_part_fs == PART_FS_FAT) fs = "FAT";
|
||||
if (wbfs_part_fs == PART_FS_NTFS) fs = "NTFS";
|
||||
if (wbfs_part_fs == PART_FS_EXT) fs = "EXT";
|
||||
sprintf(partition, "%s%d", fs, wbfs_part_idx);
|
||||
return 0;
|
||||
}
|
||||
@ -141,6 +151,13 @@ s32 WBFS_OpenNamed(char *partition)
|
||||
part_fs = PART_FS_NTFS;
|
||||
part_idx = i;
|
||||
}
|
||||
else if (strncasecmp(partition, "EXT", 3) == 0)
|
||||
{
|
||||
i = atoi(partition + 3);
|
||||
if (i < 1 || i > 9) goto err;
|
||||
part_fs = PART_FS_EXT;
|
||||
part_idx = i;
|
||||
}
|
||||
else
|
||||
{
|
||||
goto err;
|
||||
@ -174,6 +191,14 @@ s32 WBFS_OpenNamed(char *partition)
|
||||
if (plist.pinfo[i].ntfs_i == part_idx) break;
|
||||
}
|
||||
}
|
||||
else if (part_fs == PART_FS_EXT)
|
||||
{
|
||||
if (part_idx > plist.ext_n) goto err;
|
||||
for (i = 0; i < plist.num; i++)
|
||||
{
|
||||
if (plist.pinfo[i].ext_i == part_idx) break;
|
||||
}
|
||||
}
|
||||
if (i >= plist.num) goto err;
|
||||
// set partition lba sector
|
||||
part_lba = plist.pentry[i].sector;
|
||||
|
||||
@ -12,6 +12,7 @@ extern "C"
|
||||
#define PART_FS_WBFS 0
|
||||
#define PART_FS_FAT 1
|
||||
#define PART_FS_NTFS 2
|
||||
#define PART_FS_EXT 3
|
||||
|
||||
/* Macros */
|
||||
#define WBFS_MIN_DEVICE 1
|
||||
|
||||
25
source/usbloader/wbfs/wbfs_ext.h
Normal file
25
source/usbloader/wbfs/wbfs_ext.h
Normal file
@ -0,0 +1,25 @@
|
||||
#ifndef _WBFS_EXT_H
|
||||
#define _WBFS_EXT_H
|
||||
|
||||
#include <ext2.h>
|
||||
#include "wbfs_fat.h"
|
||||
#include "fatmounter.h"
|
||||
|
||||
class Wbfs_Ext: public Wbfs_Fat
|
||||
{
|
||||
public:
|
||||
Wbfs_Ext(u32 device, u32 lba, u32 size) :
|
||||
Wbfs_Fat(device, lba, size)
|
||||
{
|
||||
}
|
||||
|
||||
virtual s32 Open()
|
||||
{
|
||||
strcpy(wbfs_fs_drive, "EXT:");
|
||||
return MountEXT(lba);
|
||||
};
|
||||
|
||||
bool ShowFreeSpace(void) { return true; };
|
||||
};
|
||||
|
||||
#endif //_WBFS_NTFS_H
|
||||
Loading…
Reference in New Issue
Block a user