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61983f67 BN |
1 | /* |
2 | * Copyright (c) 2007 Silicon Graphics, Inc. | |
3 | * All Rights Reserved. | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or | |
6 | * modify it under the terms of the GNU General Public License as | |
7 | * published by the Free Software Foundation. | |
8 | * | |
9 | * This program is distributed in the hope that it would be useful, | |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | * GNU General Public License for more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License | |
15 | * along with this program; if not, write the Free Software Foundation, | |
16 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
17 | */ | |
18 | ||
19 | #ifndef _XFS_METADUMP_H_ | |
20 | #define _XFS_METADUMP_H_ | |
21 | ||
22 | #define XFS_MD_MAGIC 0x5846534d /* 'XFSM' */ | |
23 | ||
24 | typedef struct xfs_metablock { | |
25 | __be32 mb_magic; | |
26 | __be16 mb_count; | |
14f8b681 DW |
27 | uint8_t mb_blocklog; |
28 | uint8_t mb_info; | |
61983f67 BN |
29 | /* followed by an array of xfs_daddr_t */ |
30 | } xfs_metablock_t; | |
31 | ||
2291c68b ES |
32 | /* These flags are informational only, not backwards compatible */ |
33 | #define XFS_METADUMP_INFO_FLAGS (1 << 0) /* This image has informative flags */ | |
34 | #define XFS_METADUMP_OBFUSCATED (1 << 1) | |
35 | #define XFS_METADUMP_FULLBLOCKS (1 << 2) | |
36 | #define XFS_METADUMP_DIRTYLOG (1 << 3) | |
37 | ||
61983f67 | 38 | #endif /* _XFS_METADUMP_H_ */ |