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      1 /****************************************************************************
      2  ****************************************************************************
      3  ***
      4  ***   This header was automatically generated from a Linux kernel header
      5  ***   of the same name, to make information necessary for userspace to
      6  ***   call into the kernel available to libc.  It contains only constants,
      7  ***   structures, and macros generated from the original header, and thus,
      8  ***   contains no copyrightable information.
      9  ***
     10  ***   To edit the content of this header, modify the corresponding
     11  ***   source file (e.g. under external/kernel-headers/original/) then
     12  ***   run bionic/libc/kernel/tools/update_all.py
     13  ***
     14  ***   Any manual change here will be lost the next time this script will
     15  ***   be run. You've been warned!
     16  ***
     17  ****************************************************************************
     18  ****************************************************************************/
     19 #ifndef _LINUX_MINIX_FS_H
     20 #define _LINUX_MINIX_FS_H
     21 #include <linux/types.h>
     22 #include <linux/magic.h>
     23 #define MINIX_ROOT_INO 1
     24 #define MINIX_LINK_MAX 250
     25 #define MINIX2_LINK_MAX 65530
     26 #define MINIX_I_MAP_SLOTS 8
     27 #define MINIX_Z_MAP_SLOTS 64
     28 #define MINIX_VALID_FS 0x0001
     29 #define MINIX_ERROR_FS 0x0002
     30 #define MINIX_INODES_PER_BLOCK ((BLOCK_SIZE) / (sizeof(struct minix_inode)))
     31 struct minix_inode {
     32   __u16 i_mode;
     33   __u16 i_uid;
     34   __u32 i_size;
     35   __u32 i_time;
     36   __u8 i_gid;
     37   __u8 i_nlinks;
     38   __u16 i_zone[9];
     39 };
     40 struct minix2_inode {
     41   __u16 i_mode;
     42   __u16 i_nlinks;
     43   __u16 i_uid;
     44   __u16 i_gid;
     45   __u32 i_size;
     46   __u32 i_atime;
     47   __u32 i_mtime;
     48   __u32 i_ctime;
     49   __u32 i_zone[10];
     50 };
     51 struct minix_super_block {
     52   __u16 s_ninodes;
     53   __u16 s_nzones;
     54   __u16 s_imap_blocks;
     55   __u16 s_zmap_blocks;
     56   __u16 s_firstdatazone;
     57   __u16 s_log_zone_size;
     58   __u32 s_max_size;
     59   __u16 s_magic;
     60   __u16 s_state;
     61   __u32 s_zones;
     62 };
     63 struct minix3_super_block {
     64   __u32 s_ninodes;
     65   __u16 s_pad0;
     66   __u16 s_imap_blocks;
     67   __u16 s_zmap_blocks;
     68   __u16 s_firstdatazone;
     69   __u16 s_log_zone_size;
     70   __u16 s_pad1;
     71   __u32 s_max_size;
     72   __u32 s_zones;
     73   __u16 s_magic;
     74   __u16 s_pad2;
     75   __u16 s_blocksize;
     76   __u8 s_disk_version;
     77 };
     78 struct minix_dir_entry {
     79   __u16 inode;
     80   char name[0];
     81 };
     82 struct minix3_dir_entry {
     83   __u32 inode;
     84   char name[0];
     85 };
     86 #endif
     87