fs/adfs/dir_fplus.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  *  linux/fs/adfs/dir_fplus.h
   4  *
   5  *  Copyright (C) 1999 Russell King
   6  *
   7  *  Structures of directories on the F+ format disk
   8  */
   9
  10 #define ADFS_FPLUS_NAME_LEN     255
  11
  12 #define BIGDIRSTARTNAME ('S' | 'B' << 8 | 'P' << 16 | 'r' << 24)
  13 #define BIGDIRENDNAME   ('o' | 'v' << 8 | 'e' << 16 | 'n' << 24)
  14
  15 struct adfs_bigdirheader {
  16         __u8    startmasseq;
  17         __u8    bigdirversion[3];
  18         __le32  bigdirstartname;
  19         __le32  bigdirnamelen;
  20         __le32  bigdirsize;
  21         __le32  bigdirentries;
  22         __le32  bigdirnamesize;
  23         __le32  bigdirparent;
  24         char    bigdirname[1];
  25 } __attribute__((packed, aligned(4)));
  26
  27 struct adfs_bigdirentry {
  28         __le32  bigdirload;
  29         __le32  bigdirexec;
  30         __le32  bigdirlen;
  31         __le32  bigdirindaddr;
  32         __le32  bigdirattr;
  33         __le32  bigdirobnamelen;
  34         __le32  bigdirobnameptr;
  35 } __attribute__((packed, aligned(4)));
  36
  37 struct adfs_bigdirtail {
  38         __le32  bigdirendname;
  39         __u8    bigdirendmasseq;
  40         __u8    reserved[2];
  41         __u8    bigdircheckbyte;
  42 } __attribute__((packed, aligned(4)));