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fae0d2a2 PA |
1 | /** @file\r |
2 | OSTA Universal Disk Format (UDF) definitions.\r | |
3 | \r | |
4 | Copyright (C) 2014-2017 Paulo Alcantara <pcacjr@zytor.com>\r | |
5 | \r | |
9344f092 | 6 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
fae0d2a2 PA |
7 | **/\r |
8 | \r | |
9 | #ifndef __UDF_H__\r | |
10 | #define __UDF_H__\r | |
11 | \r | |
12 | #define UDF_BEA_IDENTIFIER "BEA01"\r | |
13 | #define UDF_NSR2_IDENTIFIER "NSR02"\r | |
14 | #define UDF_NSR3_IDENTIFIER "NSR03"\r | |
15 | #define UDF_TEA_IDENTIFIER "TEA01"\r | |
16 | \r | |
17 | #define UDF_LOGICAL_SECTOR_SHIFT 11\r | |
18 | #define UDF_LOGICAL_SECTOR_SIZE ((UINT64)(1ULL << UDF_LOGICAL_SECTOR_SHIFT))\r | |
19 | #define UDF_VRS_START_OFFSET ((UINT64)(16ULL << UDF_LOGICAL_SECTOR_SHIFT))\r | |
20 | \r | |
264d16fc PA |
21 | typedef enum {\r |
22 | UdfPrimaryVolumeDescriptor = 1,\r | |
23 | UdfAnchorVolumeDescriptorPointer = 2,\r | |
24 | UdfVolumeDescriptorPointer = 3,\r | |
25 | UdfImplemenationUseVolumeDescriptor = 4,\r | |
26 | UdfPartitionDescriptor = 5,\r | |
27 | UdfLogicalVolumeDescriptor = 6,\r | |
28 | UdfUnallocatedSpaceDescriptor = 7,\r | |
29 | UdfTerminatingDescriptor = 8,\r | |
30 | UdfLogicalVolumeIntegrityDescriptor = 9,\r | |
31 | UdfFileSetDescriptor = 256,\r | |
32 | UdfFileIdentifierDescriptor = 257,\r | |
33 | UdfAllocationExtentDescriptor = 258,\r | |
34 | UdfFileEntry = 261,\r | |
35 | UdfExtendedFileEntry = 266,\r | |
36 | } UDF_VOLUME_DESCRIPTOR_ID;\r | |
fae0d2a2 PA |
37 | \r |
38 | #pragma pack(1)\r | |
39 | \r | |
40 | typedef struct {\r | |
41 | UINT16 TagIdentifier;\r | |
42 | UINT16 DescriptorVersion;\r | |
43 | UINT8 TagChecksum;\r | |
44 | UINT8 Reserved;\r | |
45 | UINT16 TagSerialNumber;\r | |
46 | UINT16 DescriptorCRC;\r | |
47 | UINT16 DescriptorCRCLength;\r | |
48 | UINT32 TagLocation;\r | |
49 | } UDF_DESCRIPTOR_TAG;\r | |
50 | \r | |
51 | typedef struct {\r | |
52 | UINT32 ExtentLength;\r | |
53 | UINT32 ExtentLocation;\r | |
54 | } UDF_EXTENT_AD;\r | |
55 | \r | |
264d16fc PA |
56 | typedef struct {\r |
57 | UINT8 CharacterSetType;\r | |
58 | UINT8 CharacterSetInfo[63];\r | |
59 | } UDF_CHAR_SPEC;\r | |
60 | \r | |
61 | typedef struct {\r | |
62 | UINT8 Flags;\r | |
63 | UINT8 Identifier[23];\r | |
64 | union {\r | |
65 | //\r | |
66 | // Domain Entity Identifier\r | |
67 | //\r | |
68 | struct {\r | |
69 | UINT16 UdfRevision;\r | |
70 | UINT8 DomainFlags;\r | |
71 | UINT8 Reserved[5];\r | |
72 | } Domain;\r | |
73 | //\r | |
74 | // UDF Entity Identifier\r | |
75 | //\r | |
76 | struct {\r | |
77 | UINT16 UdfRevision;\r | |
78 | UINT8 OSClass;\r | |
79 | UINT8 OSIdentifier;\r | |
80 | UINT8 Reserved[4];\r | |
81 | } Entity;\r | |
82 | //\r | |
83 | // Implementation Entity Identifier\r | |
84 | //\r | |
85 | struct {\r | |
86 | UINT8 OSClass;\r | |
87 | UINT8 OSIdentifier;\r | |
88 | UINT8 ImplementationUseArea[6];\r | |
89 | } ImplementationEntity;\r | |
90 | //\r | |
91 | // Application Entity Identifier\r | |
92 | //\r | |
93 | struct {\r | |
94 | UINT8 ApplicationUseArea[8];\r | |
95 | } ApplicationEntity;\r | |
96 | //\r | |
97 | // Raw Identifier Suffix\r | |
98 | //\r | |
99 | struct {\r | |
100 | UINT8 Data[8];\r | |
101 | } Raw;\r | |
102 | } Suffix;\r | |
103 | } UDF_ENTITY_ID;\r | |
104 | \r | |
105 | typedef struct {\r | |
106 | UINT32 LogicalBlockNumber;\r | |
107 | UINT16 PartitionReferenceNumber;\r | |
108 | } UDF_LB_ADDR;\r | |
109 | \r | |
110 | typedef struct {\r | |
111 | UINT32 ExtentLength;\r | |
112 | UDF_LB_ADDR ExtentLocation;\r | |
113 | UINT8 ImplementationUse[6];\r | |
114 | } UDF_LONG_ALLOCATION_DESCRIPTOR;\r | |
115 | \r | |
fae0d2a2 PA |
116 | typedef struct {\r |
117 | UDF_DESCRIPTOR_TAG DescriptorTag;\r | |
118 | UDF_EXTENT_AD MainVolumeDescriptorSequenceExtent;\r | |
119 | UDF_EXTENT_AD ReserveVolumeDescriptorSequenceExtent;\r | |
120 | UINT8 Reserved[480];\r | |
121 | } UDF_ANCHOR_VOLUME_DESCRIPTOR_POINTER;\r | |
122 | \r | |
264d16fc PA |
123 | typedef struct {\r |
124 | UDF_DESCRIPTOR_TAG DescriptorTag;\r | |
125 | UINT32 VolumeDescriptorSequenceNumber;\r | |
126 | UDF_CHAR_SPEC DescriptorCharacterSet;\r | |
127 | UINT8 LogicalVolumeIdentifier[128];\r | |
128 | UINT32 LogicalBlockSize;\r | |
129 | UDF_ENTITY_ID DomainIdentifier;\r | |
130 | UDF_LONG_ALLOCATION_DESCRIPTOR LogicalVolumeContentsUse;\r | |
131 | UINT32 MapTableLength;\r | |
132 | UINT32 NumberOfPartitionMaps;\r | |
133 | UDF_ENTITY_ID ImplementationIdentifier;\r | |
134 | UINT8 ImplementationUse[128];\r | |
135 | UDF_EXTENT_AD IntegritySequenceExtent;\r | |
136 | UINT8 PartitionMaps[6];\r | |
137 | } UDF_LOGICAL_VOLUME_DESCRIPTOR;\r | |
138 | \r | |
fae0d2a2 PA |
139 | #pragma pack()\r |
140 | \r | |
141 | #endif\r |