private void KeccakPermutation(byte[] state)
{
ulong[] stateAsWords = new ulong[state.Length / 8];
Sha3Digest.FromBytesToWords(stateAsWords, state);
this.KeccakPermutationOnWords(stateAsWords);
Sha3Digest.FromWordsToBytes(state, stateAsWords);
}
private void KeccakPermutationOnWords(ulong[] state)
{
for (int i = 0; i < 24; i++)
{
this.Theta(state);
this.Rho(state);
this.Pi(state);
this.Chi(state);
Sha3Digest.Iota(state, i);
}
}
private void CopyIn(Sha3Digest source)
{
Array.Copy(source.state, 0, this.state, 0, source.state.Length);
Array.Copy(source.dataQueue, 0, this.dataQueue, 0, source.dataQueue.Length);
this.rate = source.rate;
this.bitsInQueue = source.bitsInQueue;
this.fixedOutputLength = source.fixedOutputLength;
this.squeezing = source.squeezing;
this.bitsAvailableForSqueezing = source.bitsAvailableForSqueezing;
this.chunk = Arrays.Clone(source.chunk);
this.oneByte = Arrays.Clone(source.oneByte);
}
public Sha3Digest(Sha3Digest source) : base(source)
{
}
private void CopyIn(Sha3Digest source)
{
Array.Copy(source.state, 0, this.state, 0, source.state.Length);
Array.Copy(source.dataQueue, 0, this.dataQueue, 0, source.dataQueue.Length);
this.rate = source.rate;
this.bitsInQueue = source.bitsInQueue;
this.fixedOutputLength = source.fixedOutputLength;
this.squeezing = source.squeezing;
this.bitsAvailableForSqueezing = source.bitsAvailableForSqueezing;
this.chunk = Arrays.Clone(source.chunk);
this.oneByte = Arrays.Clone(source.oneByte);
}
public Sha3Digest(Sha3Digest source)
{
CopyIn(source);
}
public void Reset(IMemoable other)
{
Sha3Digest d = (Sha3Digest)other;
CopyIn(d);
}
public Sha3Digest(Sha3Digest source)
{
CopyIn(source);
}
public Sha3Digest(Sha3Digest source)
: base(source)
{
}
public void Reset(IMemoable other)
{
Sha3Digest source = (Sha3Digest)other;
this.CopyIn(source);
}
public Sha3Digest(Sha3Digest source)
{
this.CopyIn(source);
}