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148 lines
3.0 KiB
148 lines
3.0 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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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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/* Seconds since Amiga epoch of 1978/01/01 to UNIX */ |
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#define AFFS_EPOCH_DELTA ((8 * 365 + 2) * 86400LL) |
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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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