protected override void HashCore(byte[] rgb, int ib, int cb)
{
if (m_hashing == false)
{
m_hash1.TransformBlock(m_inner, 0, m_inner.Length, m_inner, 0);
m_hashing = true;
}
m_hash1.TransformBlock(rgb, ib, cb, rgb, ib);
}
protected override byte[] HashFinal()
{
if (m_hashing == false)
{
m_hash1.TransformBlock(m_inner, 0, m_inner.Length, m_inner, 0);
m_hashing = true;
}
// finalize the original hash
m_hash1.TransformFinalBlock(EmptyArray <Byte> .Value, 0, 0);
byte[] hashValue1 = m_hash1.HashValueSHA224;
// write the outer array
m_hash2.TransformBlock(m_outer, 0, m_outer.Length, m_outer, 0);
// write the inner hash and finalize the hash
m_hash2.TransformBlock(hashValue1, 0, hashValue1.Length, hashValue1, 0);
m_hashing = false;
m_hash2.TransformFinalBlock(EmptyArray <Byte> .Value, 0, 0);
return(m_hash2.HashValueSHA224);
}