public void Blake_Hash_Should_Match() { var hasher = new Blake(); var result = hasher.Digest(testValue).ToHexString(); Assert.Equal("a5adc5e82053fec28c92c31e3f17c3cfe761ddcb9435ba377671ea86a4a9e83e", result); }
// 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 Blake_Hash_Should_Throw_On_Null_Input() { var hasher = new Blake(); Assert.Throws <ArgumentNullException>(() => hasher.Digest(null)); }