private void CopyIn(Sha256Digest t)
{
base.CopyIn(t);
H1 = t.H1;
H2 = t.H2;
H3 = t.H3;
H4 = t.H4;
H5 = t.H5;
H6 = t.H6;
H7 = t.H7;
H8 = t.H8;
Array.Copy(t.X, 0, X, 0, t.X.Length);
xOff = t.xOff;
}
public static uint256 Hash256(byte[] data, int offset, int count)
{
#if USEBC || WINDOWS_UWP
Sha256Digest sha256 = new Sha256Digest();
sha256.BlockUpdate(data, offset, count);
byte[] rv = new byte[32];
sha256.DoFinal(rv, 0);
sha256.BlockUpdate(rv, 0, rv.Length);
sha256.DoFinal(rv, 0);
return new uint256(rv);
#else
using(var sha = new SHA256Managed())
{
var h = sha.ComputeHash(data, offset, count);
return new uint256(sha.ComputeHash(h, 0, h.Length));
}
#endif
}
public static byte[] SHA256(byte[] data, int offset, int count)
{
#if USEBC || WINDOWS_UWP
Sha256Digest sha256 = new Sha256Digest();
sha256.BlockUpdate(data, offset, count);
byte[] rv = new byte[32];
sha256.DoFinal(rv, 0);
return rv;
#else
using(var sha = new SHA256Managed())
{
return sha.ComputeHash(data, offset, count);
}
#endif
}
/**
* Copy constructor. This will copy the state of the provided
* message digest.
*/
public Sha256Digest(Sha256Digest t) : base(t)
{
CopyIn(t);
}
/**
* Copy constructor. This will copy the state of the provided
* message digest.
*/
public Sha256Digest(Sha256Digest t) : base(t)
{
CopyIn(t);
}
public override void Reset(IMemoable other)
{
Sha256Digest d = (Sha256Digest)other;
CopyIn(d);
}