public void EmptyString_384()
{
Groestl groestl = new Groestl();
groestl.btvrs = 384;
groestl.input = "";
string expected = "ac353c1095ace21439251007862d6c62f829ddbe6de4f78e68d310a9205a736d8b11d99bffe448f57a1cfa2934f044a5";
groestl.Execute();
StringBuilder sb = new StringBuilder();
foreach (var _byte in groestl.OutputData)
{
string res = Convert.ToString(Convert.ToInt16(_byte), 16);
if (res.Length == 1)
{
res = "0" + res;
}
sb.Append(res);
}
string actual = sb.ToString();
Assert.AreEqual(expected, actual);
}
public void Groestl_Hash_Should_Match()
{
var hasher = new Groestl();
var result = hasher.Digest(testValue).ToHexString();
Assert.Equal("e14c0b9b145f2df8ebf37c81a4982a87e174a8b46c7e5ca9326d10997e02e133", result);
}
public void Test_From_Wiki_256()
{
Groestl groestl = new Groestl();
groestl.btvrs = 256;
groestl.input = "The quick brown fox jumps over the lazy dog";
string expected = "8c7ad62eb26a21297bc39c2d7293b4bd4d3399fa8afab29e970471739e28b301";
groestl.Execute();
StringBuilder sb = new StringBuilder();
foreach (var _byte in groestl.OutputData)
{
string res = Convert.ToString(Convert.ToInt16(_byte), 16);
if (res.Length == 1)
{
res = "0" + res;
}
sb.Append(res);
}
string actual = sb.ToString();
Assert.AreEqual(expected, actual);
}
public void EmptyString_256()
{
Groestl groestl = new Groestl();
groestl.btvrs = 256;
groestl.input = "";
string expected = "1a52d11d550039be16107f9c58db9ebcc417f16f736adb2502567119f0083467";
groestl.Execute();
StringBuilder sb = new StringBuilder();
foreach (var _byte in groestl.OutputData)
{
string res = Convert.ToString(Convert.ToInt16(_byte), 16);
if (res.Length == 1)
{
res = "0" + res;
}
sb.Append(res);
}
string actual = sb.ToString();
Assert.AreEqual(expected, actual);
}
public void Test_From_Wiki_256_2()
{
Groestl groestl = new Groestl();
groestl.btvrs = 256;
groestl.input = "The quick brown fox jumps over the lazy dog.";
string expected = "f48290b1bcacee406a0429b993adb8fb3d065f4b09cbcdb464a631d4a0080aaf";
groestl.Execute();
StringBuilder sb = new StringBuilder();
foreach (var _byte in groestl.OutputData)
{
string res = Convert.ToString(Convert.ToInt16(_byte), 16);
if (res.Length == 1)
{
res = "0" + res;
}
sb.Append(res);
}
string actual = sb.ToString();
Assert.AreEqual(expected, actual);
}
public void EmptyString_224()
{
Groestl groestl = new Groestl();
groestl.btvrs = 224;
groestl.input = "";
string expected = "f2e180fb5947be964cd584e22e496242c6a329c577fc4ce8c36d34c3";
groestl.Execute();
StringBuilder sb = new StringBuilder();
foreach (var _byte in groestl.OutputData)
{
string res = Convert.ToString(Convert.ToInt16(_byte), 16);
if (res.Length == 1)
{
res = "0" + res;
}
sb.Append(res);
}
string actual = sb.ToString();
Assert.AreEqual(expected, actual);
}
// Test encryption
static void TestCryptography()
{
IHashProvider p;
// Generate a random set of bytes
byte[] Bytes = SecureRandom.Bytes(32);
// Write bytes to console
Console.WriteLine($"Randomly generated bytes: {Encoding.ByteArrayToHexString(Bytes)}");
// Keccak the generated bytes
byte[] KeccakBytes = Keccak.keccak(Bytes);
// Write keccak bytes to console
Console.WriteLine($"Keccak: {Encoding.ByteArrayToHexString(KeccakBytes)}");
// Blake256 the generated bytes
p = new Blake();
byte[] BlakeBytes = p.Hash(Bytes);
// Write blake256 bytes to console
Console.WriteLine($"Blake: {Encoding.ByteArrayToHexString(BlakeBytes)}");
// Skein the generated bytes
p = new Skein();
byte[] SkeinBytes = p.Hash(Bytes);
// Write skein bytes to console
Console.WriteLine($"Skein: {Encoding.ByteArrayToHexString(SkeinBytes)}");
// Groestl the generated bytes
p = new Groestl();
byte[] GroestlBytes = p.Hash(Bytes);
// Write groestl bytes to console
Console.WriteLine($"Groestl: {Encoding.ByteArrayToHexString(GroestlBytes)}");
// JH the generated bytes
p = new JH();
byte[] JHBytes = p.Hash(Bytes);
// Write JH bytes to console
Console.WriteLine($"JH: {Encoding.ByteArrayToHexString(JHBytes)}");
// Base58 the generated bytes
string Base58String = Base58.Encode(Bytes);
// Write base58 bytes to console
Console.WriteLine($"Base58: {Base58String}");
Console.WriteLine();
}
/* CryptoNight Step 5: Apply Keccak to the state again, and then
* use the resulting data to select which of four finalizer
* hash functions to apply to the data (Blake, Groestl, JH,
* or Skein). Use this hash to squeeze the state array down
* to the final 32 byte hash output.
*/
public static byte[] HashFinalState(CNState cnState)
{
/* Get the state buffer as an array of ulongs rather than bytes */
ulong[] hashState = cnState.GetHashState();
Keccak.Keccakf(hashState, 24);
/* Set the state buffer from the coerced hash state */
cnState.SetHashState(hashState);
/* Get the actual state buffer finally */
byte[] state = cnState.GetState();
/* Choose the final hashing function to use based on the value of
* state[0] */
switch (state[0] % 4)
{
case 0:
{
return(Blake.Hash(state));
}
case 1:
{
return(Groestl.Hash(state));
}
case 2:
{
return(JH.Hash(state));
}
default:
{
return(Skein.Hash(state));
}
}
}
public void Groestl_Hash_Should_Throw_On_Null_Input()
{
var hasher = new Groestl();
Assert.Throws <ArgumentNullException>(() => hasher.Digest(null));
}
public static ICryptoHash Create(CryptoHashName hash)
{
switch (hash)
{
case CryptoHashName.Sha256:
return(Sha2.Create(256));
case CryptoHashName.Sha224:
return(Sha2.Create(224));
case CryptoHashName.Sha512:
return(Sha2.Create(512));
case CryptoHashName.Sha384:
return(Sha2.Create(384));
case CryptoHashName.Blake256:
return(Blake.Create(256));
case CryptoHashName.Blake224:
return(Blake.Create(224));
case CryptoHashName.Blake512:
return(Blake.Create(512));
case CryptoHashName.Blake384:
return(Blake.Create(384));
case CryptoHashName.Groestl256:
return(Groestl.Create(256));
case CryptoHashName.Groestl224:
return(Groestl.Create(224));
case CryptoHashName.Groestl512:
return(Groestl.Create(512));
case CryptoHashName.Groestl384:
return(Groestl.Create(384));
case CryptoHashName.JH256:
return(JH.Create(256));
case CryptoHashName.JH224:
return(JH.Create(224));
case CryptoHashName.JH512:
return(JH.Create(512));
case CryptoHashName.JH384:
return(JH.Create(384));
case CryptoHashName.Skein256:
return(Skein.Create(256));
case CryptoHashName.Skein224:
return(Skein.Create(224));
case CryptoHashName.Skein512:
return(Skein.Create(512));
case CryptoHashName.Skein384:
return(Skein.Create(384));
case CryptoHashName.QmhHuk256:
return(QmhHuk.Create(256));
case CryptoHashName.QmhHuk224:
return(QmhHuk.Create(224));
case CryptoHashName.QmhHuk512:
return(QmhHuk.Create(512));
case CryptoHashName.QmhHuk384:
return(QmhHuk.Create(384));
default:
throw new ArgumentException();
}
}
