linux-imx

/* SPDX-License-Identifier: GPL-2.0 */

#include <linux/fs.h>

#include <linux/buffer_head.h>

#include <linux/exportfs.h>

#include <linux/iso_fs.h>

#include <asm/unaligned.h>

​

enum isofs_file_format {

    isofs_file_normal = 0,

    isofs_file_sparse = 1,

    isofs_file_compressed = 2,

};

/*

 * iso fs inode data in memory

 */

struct iso_inode_info {

    unsigned long i_iget5_block;

    unsigned long i_iget5_offset;

    unsigned int i_first_extent;

    unsigned char i_file_format;

    unsigned char i_format_parm[3];

    unsigned long i_next_section_block;

    unsigned long i_next_section_offset;

    off_t i_section_size;

    struct inode vfs_inode;

};

​

/*

 * iso9660 super-block data in memory

 */

struct isofs_sb_info {

    unsigned long s_ninodes;

    unsigned long s_nzones;

    unsigned long s_firstdatazone;

    unsigned long s_log_zone_size;

    unsigned long s_max_size;

    int           s_rock_offset; /* offset of SUSP fields within SU area */

    s32           s_sbsector;

    unsigned char s_joliet_level;

    unsigned char s_mapping;

    unsigned char s_check;

    unsigned char s_session;

    unsigned int  s_high_sierra:1;

    unsigned int  s_rock:2;

    unsigned int  s_utf8:1;

    unsigned int  s_cruft:1; /* Broken disks with high byte of length

                  * containing junk */

    unsigned int  s_nocompress:1;

    unsigned int  s_hide:1;

    unsigned int  s_showassoc:1;

    unsigned int  s_overriderockperm:1;

    unsigned int  s_uid_set:1;

    unsigned int  s_gid_set:1;

​

    umode_t s_fmode;

    umode_t s_dmode;

    kgid_t s_gid;

    kuid_t s_uid;

    struct nls_table *s_nls_iocharset; /* Native language support table */

};

​