// Finalize the hash and return the final hash value.
protected override byte[] HashFinal()
{
// Compute the final hash, which is "H(K, H(K, Data))".
Prepare();
byte[] inner = alg.InternalHashFinal();
alg.Initialize();
if (KeyValue != null)
{
alg.InternalHashCore(KeyValue, 0, KeyValue.Length);
}
alg.InternalHashCore(inner, 0, inner.Length);
Array.Clear(inner, 0, inner.Length);
return(alg.InternalHashFinal());
}
