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awilliam
GitHub Repository: awilliam/linux-vfio
 Path: blob/master/include/linux/amigaffs.h
10814 views
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#ifndef AMIGAFFS_H

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#define AMIGAFFS_H

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#include <linux/types.h>

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#include <asm/byteorder.h>

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#define FS_OFS		0x444F5300

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#define FS_FFS		0x444F5301

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#define FS_INTLOFS	0x444F5302

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#define FS_INTLFFS	0x444F5303

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#define FS_DCOFS	0x444F5304

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#define FS_DCFFS	0x444F5305

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#define MUFS_FS		0x6d754653   /* 'muFS' */

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#define MUFS_OFS	0x6d754600   /* 'muF\0' */

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#define MUFS_FFS	0x6d754601   /* 'muF\1' */

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#define MUFS_INTLOFS	0x6d754602   /* 'muF\2' */

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#define MUFS_INTLFFS	0x6d754603   /* 'muF\3' */

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#define MUFS_DCOFS	0x6d754604   /* 'muF\4' */

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#define MUFS_DCFFS	0x6d754605   /* 'muF\5' */

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#define T_SHORT		2

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#define T_LIST		16

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#define T_DATA		8

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#define ST_LINKFILE	-4

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#define ST_FILE		-3

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#define ST_ROOT		1

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#define ST_USERDIR	2

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#define ST_SOFTLINK	3

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#define ST_LINKDIR	4

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#define AFFS_ROOT_BMAPS		25

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struct affs_date {

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	__be32 days;

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	__be32 mins;

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	__be32 ticks;

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};

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struct affs_short_date {

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	__be16 days;

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	__be16 mins;

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	__be16 ticks;

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};

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struct affs_root_head {

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	__be32 ptype;

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	__be32 spare1;

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	__be32 spare2;

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	__be32 hash_size;

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	__be32 spare3;

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	__be32 checksum;

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	__be32 hashtable[1];

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};

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struct affs_root_tail {

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	__be32 bm_flag;

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	__be32 bm_blk[AFFS_ROOT_BMAPS];

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	__be32 bm_ext;

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	struct affs_date root_change;

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	u8 disk_name[32];

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	__be32 spare1;

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	__be32 spare2;

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	struct affs_date disk_change;

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	struct affs_date disk_create;

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	__be32 spare3;

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	__be32 spare4;

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	__be32 dcache;

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	__be32 stype;

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};

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struct affs_head {

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	__be32 ptype;

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	__be32 key;

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	__be32 block_count;

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	__be32 spare1;

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	__be32 first_data;

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	__be32 checksum;

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	__be32 table[1];

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};

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struct affs_tail {

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	__be32 spare1;

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	__be16 uid;

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	__be16 gid;

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	__be32 protect;

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	__be32 size;

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	u8 comment[92];

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	struct affs_date change;

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	u8 name[32];

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	__be32 spare2;

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	__be32 original;

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	__be32 link_chain;

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	__be32 spare[5];

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	__be32 hash_chain;

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	__be32 parent;

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	__be32 extension;

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	__be32 stype;

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};

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struct slink_front

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{

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	__be32 ptype;

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	__be32 key;

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	__be32 spare1[3];

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	__be32 checksum;

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	u8 symname[1];	/* depends on block size */

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};

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struct affs_data_head

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{

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	__be32 ptype;

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	__be32 key;

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	__be32 sequence;

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	__be32 size;

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	__be32 next;

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	__be32 checksum;

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	u8 data[1];	/* depends on block size */

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};

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/* Permission bits */

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#define FIBF_OTR_READ		0x8000

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#define FIBF_OTR_WRITE		0x4000

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#define FIBF_OTR_EXECUTE	0x2000

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#define FIBF_OTR_DELETE		0x1000

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#define FIBF_GRP_READ		0x0800

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#define FIBF_GRP_WRITE		0x0400

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#define FIBF_GRP_EXECUTE	0x0200

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#define FIBF_GRP_DELETE		0x0100

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#define FIBF_HIDDEN		0x0080

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#define FIBF_SCRIPT		0x0040

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#define FIBF_PURE		0x0020		/* no use under linux */

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#define FIBF_ARCHIVED		0x0010		/* never set, always cleared on write */

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#define FIBF_NOREAD		0x0008		/* 0 means allowed */

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#define FIBF_NOWRITE		0x0004		/* 0 means allowed */

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#define FIBF_NOEXECUTE		0x0002		/* 0 means allowed, ignored under linux */

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#define FIBF_NODELETE		0x0001		/* 0 means allowed */

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#define FIBF_OWNER		0x000F		/* Bits pertaining to owner */

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#define FIBF_MASK		0xEE0E		/* Bits modified by Linux */

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#endif

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