private void testReset()
{
CipherKeyGenerator gen = new Poly1305KeyGenerator();
gen.Init(new KeyGenerationParameters(new SecureRandom(), 256));
byte[] k = gen.GenerateKey();
byte[] m = new byte[10000];
byte[] check = new byte[16];
byte[] output = new byte[16];
// Generate baseline
IMac poly = new Poly1305(new AesFastEngine());
poly.Init(new ParametersWithIV(new KeyParameter(k), new byte[16]));
poly.BlockUpdate(m, 0, m.Length);
poly.DoFinal(check, 0);
// Check reset after doFinal
poly.BlockUpdate(m, 0, m.Length);
poly.DoFinal(output, 0);
if (!Arrays.AreEqual(check, output))
{
Fail("Mac not reset after doFinal");
}
// Check reset
poly.Update((byte)1);
poly.Update((byte)2);
poly.Reset();
poly.BlockUpdate(m, 0, m.Length);
poly.DoFinal(output, 0);
if (!Arrays.AreEqual(check, output))
{
Fail("Mac not reset after doFinal");
}
// Check init resets
poly.Update((byte)1);
poly.Update((byte)2);
poly.Init(new ParametersWithIV(new KeyParameter(k), new byte[16]));
poly.BlockUpdate(m, 0, m.Length);
poly.DoFinal(output, 0);
if (!Arrays.AreEqual(check, output))
{
Fail("Mac not reset after doFinal");
}
}
public void Poly1305_computes_tag(CryptoTestVectors.Poly1305TestVector v)
{
// TODO: We do not support arbitrary input length
if (v.Input.Length % Poly1305.BlockSize != 0)
{
return;
}
var poly1305 = new Poly1305(v.Key);
poly1305.Update(v.Input);
// Span<byte[]> mac = stackalloc byte[16];
// poly1305.Finish(mac);
}
public void Test1()
{
byte[] rs =
{
0xee, 0xa6, 0xa7, 0x25, 0x1c, 0x1e, 0x72, 0x91
, 0x6d, 0x11, 0xc2, 0xcb, 0x21, 0x4d, 0x3c, 0x25
, 0x25, 0x39, 0x12, 0x1d, 0x8e, 0x23, 0x4e, 0x65
, 0x2d, 0x65, 0x1f, 0xa4, 0xc8, 0xcf, 0xf8, 0x80
};
byte[] c =
{
0x8e, 0x99, 0x3b, 0x9f, 0x48, 0x68, 0x12, 0x73
, 0xc2, 0x96, 0x50, 0xba, 0x32, 0xfc, 0x76, 0xce
, 0x48, 0x33, 0x2e, 0xa7, 0x16, 0x4d, 0x96, 0xa4
, 0x47, 0x6f, 0xb8, 0xc5, 0x31, 0xa1, 0x18, 0x6a
, 0xc0, 0xdf, 0xc1, 0x7c, 0x98, 0xdc, 0xe8, 0x7b
, 0x4d, 0xa7, 0xf0, 0x11, 0xec, 0x48, 0xc9, 0x72
, 0x71, 0xd2, 0xc2, 0x0f, 0x9b, 0x92, 0x8f, 0xe2
, 0x27, 0x0d, 0x6f, 0xb8, 0x63, 0xd5, 0x17, 0x38
, 0xb4, 0x8e, 0xee, 0xe3, 0x14, 0xa7, 0xcc, 0x8a
, 0xb9, 0x32, 0x16, 0x45, 0x48, 0xe5, 0x26, 0xae
, 0x90, 0x22, 0x43, 0x68, 0x51, 0x7a, 0xcf, 0xea
, 0xbd, 0x6b, 0xb3, 0x73, 0x2b, 0xc0, 0xe9, 0xda
, 0x99, 0x83, 0x2b, 0x61, 0xca, 0x01, 0xb6, 0xde
, 0x56, 0x24, 0x4a, 0x9e, 0x88, 0xd5, 0xf9, 0xb3
, 0x79, 0x73, 0xf6, 0x22, 0xa4, 0x3d, 0x14, 0xa6
, 0x59, 0x9b, 0x1f, 0x65, 0x4c, 0xb4, 0x5a, 0x74
, 0xe3, 0x55, 0xa5
};
int i;
Poly1305 poly1305 = new Poly1305(rs);
poly1305.Update(c);
var a = poly1305.Final();
for (i = 0; i < 16; ++i)
{
Console.Write(",0x{0}", a[i].ToString("X"));
if (i % 8 == 7)
{
Console.WriteLine();
}
}
Assert.IsTrue(Enumerable.SequenceEqual(a, new byte[] { 0xf3, 0xff, 0xc7, 0x70, 0x3f, 0x94, 0x00, 0xe5, 0x2a, 0x7d, 0xfb, 0x4b, 0x3d, 0x33, 0x05, 0xd9 }));
}
public virtual void ProcessAadByte(byte input)
{
poly.Update(input);
aadLength += 1;
}