#define QNX6_SUPERBLOCK_SIZE 0x200 /* superblock always is 512 bytes */ #define QNX6_SUPERBLOCK_AREA 0x1000 /* area reserved for superblock */ #define QNX6_BOOTBLOCK_SIZE 0x2000 /* heading bootblock area */ #define QNX6_DIR_ENTRY_SIZE 0x20 /* dir entry size of 32 bytes */ #define QNX6_INODE_SIZE 0x80 /* each inode is 128 bytes */ #define QNX6_INODE_SIZE_BITS 7 /* inode entry size shift */
#define QNX6_NO_DIRECT_POINTERS 16 /* 16 blockptrs in sbl/inode */ #define QNX6_PTR_MAX_LEVELS 5 /* maximum indirect levels */
/* for filenames */ #define QNX6_SHORT_NAME_MAX 27 #define QNX6_LONG_NAME_MAX 510
/* list of mount options */ #define QNX6_MOUNT_MMI_FS 0x010000 /* mount as Audi MMI 3G fs */
/* * This is the original qnx6 inode layout on disk. * Each inode is 128 byte long.
*/ struct qnx6_inode_entry {
__fs64 di_size;
__fs32 di_uid;
__fs32 di_gid;
__fs32 di_ftime;
__fs32 di_mtime;
__fs32 di_atime;
__fs32 di_ctime;
__fs16 di_mode;
__fs16 di_ext_mode;
__fs32 di_block_ptr[QNX6_NO_DIRECT_POINTERS];
__u8 di_filelevels;
__u8 di_status;
__u8 di_unknown2[2];
__fs32 di_zero2[6];
};
/* * Each directory entry is maximum 32 bytes long. * If more characters or special characters required it is stored * in the longfilenames structure.
*/ struct qnx6_dir_entry {
__fs32 de_inode;
__u8 de_size; char de_fname[QNX6_SHORT_NAME_MAX];
};
/* * Longfilename direntries have a different structure
*/ struct qnx6_long_dir_entry {
__fs32 de_inode;
__u8 de_size;
__u8 de_unknown[3];
__fs32 de_long_inode;
__fs32 de_checksum;
};
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