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))); 43