private static byte[] blake2bHmacSelfTest()
{
using var inc = Blake2b.CreateHashAlgorithm(blake2bCheck.Length);
foreach (int diglen in new[] { 20, 32, 48, 64 })
{
using var halg = Blake2b.CreateHashAlgorithm(diglen);
using var hmac = Blake2b.CreateHMAC(diglen, getTestSequence(diglen));
foreach (int msglen in new[] { 0, 3, 128, 129, 255, 1024 })
{
var msg = getTestSequence(msglen);
inc.TransformBlock(halg.ComputeHash(msg), 0, diglen, null, 0);
inc.TransformBlock(hmac.ComputeHash(msg), 0, diglen, null, 0);
}
}
inc.TransformFinalBlock(Array.Empty <byte>(), 0, 0);
var hash = inc.Hash;
return(hash);
}