SHA initialization. Begins an SHA1/SHA2 operation.
Note:
For this SHA Digest implementation calling start after default construction
is not necessary. Calling start is only necessary to reset the Digest.
Generic code which deals with different Digest types should always call start though.
SHA initialization. Begins an SHA1/SHA2 operation.
Note: For this SHA Digest implementation calling start after default construction is not necessary. Calling start is only necessary to reset the Digest.
Generic code which deals with different Digest types should always call start though.