2.2.4.6 SVHDX_TUNNEL_DISK_INFO_RESPONSE Structure
The SVHDX_TUNNEL_DISK_INFO_RESPONSE packet is sent by the server in response to an SVHDX_TUNNEL_DISK_INFO_REQUEST.
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DiskType |
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DiskFormat |
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BlockSize |
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LinkageID |
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IsMounted |
Is4kAligned |
Reserved |
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FileSize |
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VirtualDiskId |
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DiskType (4 bytes): Indicates the type of disk. This field MUST contain exactly one of the following values.
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Value
Meaning
VHD_TYPE_FIXED
0x00000002
Indicates that the type of the disk is fixed.
VHD_TYPE_DYNAMIC
0x00000003
Indicates that the type of the disk is dynamic.
DiskFormat (4 bytes): Indicates the format of the disk. This field MUST contain exactly one of the following values.
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Value
Meaning
VIRTUAL_STORAGE_TYPE_DEVICE_VHDX
0x00000003
Indicates that the type of the disk is shared virtual disk.
VIRTUAL_STORAGE_TYPE_DEVICE_VHDSET
0x00000004
Indicates that the type of the disk is VHD set.
BlockSize (4 bytes): Specifics the disk block size in bytes.
LinkageID (16 bytes): A GUID that specifies the linkage identification of the disk.
IsMounted (1 byte): A Boolean value. Zero represents FALSE (0x00), indicating that the disk is not ready for read or write operations. One represents TRUE (0x01), indicating that the disk is mounted and ready for read or write operations.
Is4kAligned (1 byte): A Boolean value. Zero represents FALSE, indicating disk sectors are not aligned to 4 kilobytes. One represents TRUE, indicating disk sectors are aligned to 4 kilobytes.
Reserved (2 bytes): This field MUST NOT be used and MUST be reserved. The client SHOULD set this field to zero, and the server MUST ignore it on receipt.
FileSize (8 bytes): The size, in bytes, of the file opened as the shared virtual disk.
VirtualDiskId (16 bytes): A GUID that specifies the identification of the disk.