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1da177e4 LT |
1 | /* |
2 | * udf_fs_i.h | |
3 | * | |
4 | * This file is intended for the Linux kernel/module. | |
5 | * | |
1da177e4 LT |
6 | * COPYRIGHT |
7 | * This file is distributed under the terms of the GNU General Public | |
8 | * License (GPL). Copies of the GPL can be obtained from: | |
9 | * ftp://prep.ai.mit.edu/pub/gnu/GPL | |
10 | * Each contributing author retains all rights to their own work. | |
11 | */ | |
12 | ||
13 | #ifndef _UDF_FS_I_H | |
14 | #define _UDF_FS_I_H 1 | |
15 | ||
16 | #ifdef __KERNEL__ | |
17 | ||
18 | #ifndef _ECMA_167_H | |
19 | typedef struct | |
20 | { | |
21 | __u32 logicalBlockNum; | |
22 | __u16 partitionReferenceNum; | |
23 | } __attribute__ ((packed)) lb_addr; | |
24 | ||
25 | typedef struct | |
26 | { | |
27 | __u32 extLength; | |
28 | __u32 extPosition; | |
29 | } __attribute__ ((packed)) short_ad; | |
30 | ||
31 | typedef struct | |
32 | { | |
33 | __u32 extLength; | |
34 | lb_addr extLocation; | |
35 | __u8 impUse[6]; | |
36 | } __attribute__ ((packed)) long_ad; | |
37 | #endif | |
38 | ||
39 | struct udf_inode_info | |
40 | { | |
41 | struct timespec i_crtime; | |
42 | /* Physical address of inode */ | |
43 | kernel_lb_addr i_location; | |
44 | __u64 i_unique; | |
45 | __u32 i_lenEAttr; | |
46 | __u32 i_lenAlloc; | |
47 | __u64 i_lenExtents; | |
48 | __u32 i_next_alloc_block; | |
49 | __u32 i_next_alloc_goal; | |
50 | unsigned i_alloc_type : 3; | |
51 | unsigned i_efe : 1; | |
52 | unsigned i_use : 1; | |
53 | unsigned i_strat4096 : 1; | |
54 | unsigned reserved : 26; | |
55 | union | |
56 | { | |
57 | short_ad *i_sad; | |
58 | long_ad *i_lad; | |
59 | __u8 *i_data; | |
60 | } i_ext; | |
61 | struct inode vfs_inode; | |
62 | }; | |
63 | ||
64 | #endif | |
65 | ||
66 | /* exported IOCTLs, we have 'l', 0x40-0x7f */ | |
67 | ||
68 | #define UDF_GETEASIZE _IOR('l', 0x40, int) | |
69 | #define UDF_GETEABLOCK _IOR('l', 0x41, void *) | |
70 | #define UDF_GETVOLIDENT _IOR('l', 0x42, void *) | |
71 | #define UDF_RELOCATE_BLOCKS _IOWR('l', 0x43, long) | |
72 | ||
73 | #endif /* _UDF_FS_I_H */ |