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authorPaulo Alcantara <pcacjr@zytor.com>2017-09-23 02:11:31 +0800
committerStar Zeng <star.zeng@intel.com>2017-09-25 15:36:19 +0800
commit264d16fcbf7b51c8d03d56e21cbeb5933eeb29e1 (patch)
treec9a76748416bac7dcaa10d6170b2d4086c0a99e2 /MdePkg
parente921f58d44587c77b843a6332b43f171a44b76cb (diff)
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MdePkg: Add UDF volume structure definitions
This patch adds a few more UDF volume structures in order to detect an UDF file system which is supported by current EDK2 UDF file system implementation in Partition driver. Cc: Michael D Kinney <michael.d.kinney@intel.com> Cc: Liming Gao <liming.gao@intel.com> Cc: Laszlo Ersek <lersek@redhat.com> Cc: Ruiyu Ni <ruiyu.ni@intel.com> Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Paulo Alcantara <pcacjr@zytor.com> Build-tested-by: Laszlo Ersek <lersek@redhat.com> Reviewed-by: Star Zeng <star.zeng@intel.com> Tested-by: Hao Wu <hao.a.wu@intel.com> Build-tested-by: Star Zeng <star.zeng@intel.com> Build-tested-by: Paulo Alcantara <paulo@hp.com> Reviewed-by: Ruiyu Ni <ruiyu.ni@intel.com>
Diffstat (limited to 'MdePkg')
-rw-r--r--MdePkg/Include/IndustryStandard/Udf.h97
1 files changed, 92 insertions, 5 deletions
diff --git a/MdePkg/Include/IndustryStandard/Udf.h b/MdePkg/Include/IndustryStandard/Udf.h
index 0febb4b..5806560 100644
--- a/MdePkg/Include/IndustryStandard/Udf.h
+++ b/MdePkg/Include/IndustryStandard/Udf.h
@@ -24,11 +24,22 @@
#define UDF_LOGICAL_SECTOR_SIZE ((UINT64)(1ULL << UDF_LOGICAL_SECTOR_SHIFT))
#define UDF_VRS_START_OFFSET ((UINT64)(16ULL << UDF_LOGICAL_SECTOR_SHIFT))
-#define _GET_TAG_ID(_Pointer) \
- (((UDF_DESCRIPTOR_TAG *)(_Pointer))->TagIdentifier)
-
-#define IS_AVDP(_Pointer) \
- ((BOOLEAN)(_GET_TAG_ID (_Pointer) == 2))
+typedef enum {
+ UdfPrimaryVolumeDescriptor = 1,
+ UdfAnchorVolumeDescriptorPointer = 2,
+ UdfVolumeDescriptorPointer = 3,
+ UdfImplemenationUseVolumeDescriptor = 4,
+ UdfPartitionDescriptor = 5,
+ UdfLogicalVolumeDescriptor = 6,
+ UdfUnallocatedSpaceDescriptor = 7,
+ UdfTerminatingDescriptor = 8,
+ UdfLogicalVolumeIntegrityDescriptor = 9,
+ UdfFileSetDescriptor = 256,
+ UdfFileIdentifierDescriptor = 257,
+ UdfAllocationExtentDescriptor = 258,
+ UdfFileEntry = 261,
+ UdfExtendedFileEntry = 266,
+} UDF_VOLUME_DESCRIPTOR_ID;
#pragma pack(1)
@@ -49,12 +60,88 @@ typedef struct {
} UDF_EXTENT_AD;
typedef struct {
+ UINT8 CharacterSetType;
+ UINT8 CharacterSetInfo[63];
+} UDF_CHAR_SPEC;
+
+typedef struct {
+ UINT8 Flags;
+ UINT8 Identifier[23];
+ union {
+ //
+ // Domain Entity Identifier
+ //
+ struct {
+ UINT16 UdfRevision;
+ UINT8 DomainFlags;
+ UINT8 Reserved[5];
+ } Domain;
+ //
+ // UDF Entity Identifier
+ //
+ struct {
+ UINT16 UdfRevision;
+ UINT8 OSClass;
+ UINT8 OSIdentifier;
+ UINT8 Reserved[4];
+ } Entity;
+ //
+ // Implementation Entity Identifier
+ //
+ struct {
+ UINT8 OSClass;
+ UINT8 OSIdentifier;
+ UINT8 ImplementationUseArea[6];
+ } ImplementationEntity;
+ //
+ // Application Entity Identifier
+ //
+ struct {
+ UINT8 ApplicationUseArea[8];
+ } ApplicationEntity;
+ //
+ // Raw Identifier Suffix
+ //
+ struct {
+ UINT8 Data[8];
+ } Raw;
+ } Suffix;
+} UDF_ENTITY_ID;
+
+typedef struct {
+ UINT32 LogicalBlockNumber;
+ UINT16 PartitionReferenceNumber;
+} UDF_LB_ADDR;
+
+typedef struct {
+ UINT32 ExtentLength;
+ UDF_LB_ADDR ExtentLocation;
+ UINT8 ImplementationUse[6];
+} UDF_LONG_ALLOCATION_DESCRIPTOR;
+
+typedef struct {
UDF_DESCRIPTOR_TAG DescriptorTag;
UDF_EXTENT_AD MainVolumeDescriptorSequenceExtent;
UDF_EXTENT_AD ReserveVolumeDescriptorSequenceExtent;
UINT8 Reserved[480];
} UDF_ANCHOR_VOLUME_DESCRIPTOR_POINTER;
+typedef struct {
+ UDF_DESCRIPTOR_TAG DescriptorTag;
+ UINT32 VolumeDescriptorSequenceNumber;
+ UDF_CHAR_SPEC DescriptorCharacterSet;
+ UINT8 LogicalVolumeIdentifier[128];
+ UINT32 LogicalBlockSize;
+ UDF_ENTITY_ID DomainIdentifier;
+ UDF_LONG_ALLOCATION_DESCRIPTOR LogicalVolumeContentsUse;
+ UINT32 MapTableLength;
+ UINT32 NumberOfPartitionMaps;
+ UDF_ENTITY_ID ImplementationIdentifier;
+ UINT8 ImplementationUse[128];
+ UDF_EXTENT_AD IntegritySequenceExtent;
+ UINT8 PartitionMaps[6];
+} UDF_LOGICAL_VOLUME_DESCRIPTOR;
+
#pragma pack()
#endif