private static void SodiumHash(HashType type, byte[] buffer, byte[] hash)
{
switch (type)
{
case HashType.Blake2B:
{
Blake2B.TryComputeHash(buffer, hash, out _);
break;
}
case HashType.SipHash24:
{
SodiumLibrary.crypto_shorthash(hash, buffer, buffer.LongLength, SipHash24Key);
break;
}
case HashType.Sha256:
{
SodiumLibrary.crypto_hash_sha256(hash, buffer, buffer.LongLength);
break;
}
case HashType.Sha512:
{
SodiumLibrary.crypto_hash_sha512(hash, buffer, buffer.LongLength);
break;
}
case HashType.Md5:
case HashType.Sha1:
case HashType.Sha384:
default:
throw new NotSupportedException();
}
}
public static byte[] Generate(int Size)
{
var Buffer = new byte[Size];
SodiumLibrary.randombytes_buf(Buffer, Size);
return(Buffer);
}
public void WhenInitialisationIsPerformed()
{
const CipherSuiteName cipherSuiteName = CipherSuiteName.Ristretto255_SHA512;
PrimeOrderGroupFactory pogFactory = new();
HashFunctionFactory hfFactory = new();
CipherSuite cipherSuite = new CipherSuite(cipherSuiteName, ProtocolMode.Base, pogFactory, hfFactory);
SodiumLibrary.InitialiseCryptography();
LogAssert.AreEqual("Sodium library version", "1.0.18", SodiumLibrary.GetSodiumLibraryVersion());
BaseModeClientContext clientContext = new(cipherSuite);
BaseModeServerContext serverContext = new(cipherSuite);
}
public void BeforeScenario()
{
SodiumLibrary.InitialiseCryptography();
_cipherSuiteName = CipherSuiteName.Ristretto255_SHA512;
PrimeOrderGroupFactory pogFactory = new();
HashFunctionFactory hfFactory = new();
_cipherSuite = new CipherSuite(_cipherSuiteName, ProtocolMode.Base, pogFactory, hfFactory);
_pog = _cipherSuite.PrimeOrderGroup;
_clientContext = new(_cipherSuite);
_serverContext = new(_cipherSuite);
}
public static bool Verify(byte[] Signature, byte[] Message, byte[] Key)
{
return(SodiumLibrary.crypto_sign_verify_detached(Signature, Message, Message.Length, Key) == 0);
}
