C# Class Microsoft.Protocols.TestTools.StackSdk.BranchCache.Pccrc.PccrcUtility

The PCCRC utility.

Public Methods

Method	Description
GetHashAlgorithm ( dwHashAlgoV2_Values hashAlgo, HashAlgorithm &hashAlgorithm, HMAC &hmacAlgorithm ) : void	Get the hash algorithm and hmac algorithm for V2.
GetHashAlgorithm ( dwHashAlgo_Values hashAlgo, HashAlgorithm &hashAlgorithm, HMAC &hmacAlgorithm, int &blockHashSize ) : void	Get the hash algorithm and hmac algorithm for V1.
GetHoHoDkBytes ( byte kp, byte hod, dwHashAlgoV2_Values hashAlgo ) : byte[]	Compute the segment HoD.
GetHoHoDkBytes ( byte kp, byte hod, dwHashAlgo_Values hashAlgo ) : byte[]	Compute the segment HoD.
GetHoHoDkString ( byte kp, byte hod, dwHashAlgo_Values hashAlgo ) : string	Compute the segment HoD.
ParseContentInformation ( byte data ) : Content_Information_Data_Structure	Parse the information of the content
ParseContentInformation ( byte data, int &index ) : Content_Information_Data_Structure	Parse the information of the content
ParseContentInformationV2 ( byte data ) : Content_Information_Data_Structure_V2	Parse the information of the content
ParseContentInformationV2 ( byte data, int &index ) : Content_Information_Data_Structure_V2	Parse the information of the content
ReadFile ( string filePath ) : byte[]	Read files from assigned directory.
ToHexString ( byte data ) : string	Transfer a byte array to a hex string. Example from a byte array { 0x0a, 0x0b, 0x0c }, the return is a string 0A0B0C.

Method	Description
GetBytes ( byte buffer, int &index, int count ) : byte[]	Get bytes from bytes.
GetDataSizeByHashAlgo ( dwHashAlgo_Values dwHashAlgo ) : int	Get data size by hash algorithm.
GetUInt16 ( byte buffer, int &index ) : ushort	Parse UInt16 from bytes.
GetUInt32 ( byte buffer, int &index ) : uint	Parse UInt32 from bytes
GetUInt64 ( byte buffer, int &index ) : ulong	Parse UInt64 from bytes.
ParseBlocks ( dwHashAlgo_Values dwHashAlgo, uint cSegments, byte data, int &index ) : Microsoft.Protocols.TestTools.StackSdk.BranchCache.Pccrc.SegmentContentBlocks[]	Parse the information of the block.
ParseSements ( dwHashAlgo_Values dwHashAlgo, uint cSegments, byte data, int &index ) : Microsoft.Protocols.TestTools.StackSdk.BranchCache.Pccrc.SegmentDescription[]	Parse the information of segment.

Get the hash algorithm and hmac algorithm for V2.

public static GetHashAlgorithm ( dwHashAlgoV2_Values hashAlgo, HashAlgorithm &hashAlgorithm, HMAC &hmacAlgorithm ) : void
hashAlgo	dwHashAlgoV2_Values	The hash algorithm value
hashAlgorithm	System.Security.Cryptography.HashAlgorithm
hmacAlgorithm	System.Security.Cryptography.HMAC
return	void

Get the hash algorithm and hmac algorithm for V1.

public static GetHashAlgorithm ( dwHashAlgo_Values hashAlgo, HashAlgorithm &hashAlgorithm, HMAC &hmacAlgorithm, int &blockHashSize ) : void
hashAlgo	dwHashAlgo_Values	The hash algorithm value
hashAlgorithm	System.Security.Cryptography.HashAlgorithm
hmacAlgorithm	System.Security.Cryptography.HMAC
blockHashSize	int
return	void

Compute the segment HoD.

public static GetHoHoDkBytes ( byte kp, byte hod, dwHashAlgoV2_Values hashAlgo ) : byte[]
kp	byte	The Kp data
hod	byte	The segment HoD
hashAlgo	dwHashAlgoV2_Values	The HoHoDk hash algorithm.
return	byte[]

Compute the segment HoD.

public static GetHoHoDkBytes ( byte kp, byte hod, dwHashAlgo_Values hashAlgo ) : byte[]
kp	byte	The Kp data
hod	byte	The segment HoD
hashAlgo	dwHashAlgo_Values	The HoHoDk hash algorithm.
return	byte[]

Compute the segment HoD.

public static GetHoHoDkString ( byte kp, byte hod, dwHashAlgo_Values hashAlgo ) : string
kp	byte	The Kp data
hod	byte	The segment HoD
hashAlgo	dwHashAlgo_Values	The HoHoDk hash algorithm.
return	string

Parse the information of the content

public static ParseContentInformation ( byte data ) : Content_Information_Data_Structure
data	byte	The byte data in little-endian order.
return	Content_Information_Data_Structure

Parse the information of the content

public static ParseContentInformation ( byte data, int &index ) : Content_Information_Data_Structure
data	byte	The byte data in little-endian order.
index	int	The start index.
return	Content_Information_Data_Structure

Parse the information of the content

public static ParseContentInformationV2 ( byte data ) : Content_Information_Data_Structure_V2
data	byte	The byte data in little-endian order.
return	Content_Information_Data_Structure_V2

Parse the information of the content

public static ParseContentInformationV2 ( byte data, int &index ) : Content_Information_Data_Structure_V2
data	byte	The byte data in little-endian order.
index	int	The start index.
return	Content_Information_Data_Structure_V2

Read files from assigned directory.

public static ReadFile ( string filePath ) : byte[]
filePath	string	The file path.
return	byte[]

Transfer a byte array to a hex string. Example from a byte array { 0x0a, 0x0b, 0x0c }, the return is a string 0A0B0C.

public static ToHexString ( byte data ) : string
data	byte	The input byte array
return	string