Length padding size
block size
Obtain the digest
The digest size of Sha-0 and Sha-1 is 20 bytes
Performs the length padding
Pads the cipher data
Initialize the cipher
To be implemented
Constructs the digest
Digest block size
Length padding size
Pads the digest data
Performs the length padding
Performs the digest on a block of data
Final processing of digest.
Initialize the digest
Digest additional data
Complete the digest
Converts 8 bit to 32 bit Little Endian
Converts 8 bit to 32 bit Big Endian
Converts 8 bit to 64 bit Little Endian
Converts 8 bit to 64 bit Big Endian
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