HMAC Constructor (HashAlgorithm, Byte[])

[This is preliminary documentation and subject to change.]

Initializes a new instance of the HMAC class.

public HMAC(
HashAlgorithm hash,
Byte[] rgbKey
);

HashAlgorithm: The underlying hash algorithm to use.
Byte[]: The key to use for the HMAC -or- a null reference (Nothing in Visual Basic).

If rgbKey is a null reference, the HMAC class will generate a random key.

Exception Type	Condition
ArgumentNullException	hash is a null reference (Nothing in Visual Basic).