[linux.git] / fs / adfs / dir_fplus.h

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 *  linux/fs/adfs/dir_fplus.h
 *
 *  Copyright (C) 1999 Russell King
 *
 *  Structures of directories on the F+ format disk
 */

#define ADFS_FPLUS_NAME_LEN	255

#define BIGDIRSTARTNAME ('S' | 'B' << 8 | 'P' << 16 | 'r' << 24)
#define BIGDIRENDNAME	('o' | 'v' << 8 | 'e' << 16 | 'n' << 24)

struct adfs_bigdirheader {
	__u8	startmasseq;
	__u8	bigdirversion[3];
	__le32	bigdirstartname;
	__le32	bigdirnamelen;
	__le32	bigdirsize;
	__le32	bigdirentries;
	__le32	bigdirnamesize;
	__le32	bigdirparent;
	char	bigdirname[1];
} __attribute__((packed, aligned(4)));

struct adfs_bigdirentry {
	__le32	bigdirload;
	__le32	bigdirexec;
	__le32	bigdirlen;
	__le32	bigdirindaddr;
	__le32	bigdirattr;
	__le32	bigdirobnamelen;
	__le32	bigdirobnameptr;
} __attribute__((packed, aligned(4)));

struct adfs_bigdirtail {
	__le32	bigdirendname;
	__u8	bigdirendmasseq;
	__u8	reserved[2];
	__u8	bigdircheckbyte;
} __attribute__((packed, aligned(4)));
Commit	Line	Data
d2912cb1	1	/* SPDX-License-Identifier: GPL-2.0-only */
1da177e4 LT	2	/*
	3	* linux/fs/adfs/dir_fplus.h
	4	*
	5	* Copyright (C) 1999 Russell King
	6	*
1da177e4 LT	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];
ae5df413	25	} __attribute__((packed, aligned(4)));
1da177e4 LT	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;
ae5df413	35	} __attribute__((packed, aligned(4)));
1da177e4 LT	36
	37	struct adfs_bigdirtail {
	38	__le32 bigdirendname;
	39	__u8 bigdirendmasseq;
	40	__u8 reserved[2];
	41	__u8 bigdircheckbyte;
ae5df413	42	} __attribute__((packed, aligned(4)));