public void testKeyGen()
{
byte[] keyIn = new byte[32];
byte[] keyOut = null;
keyIn[0] = 123;
for (int count = 0; count < 1000; count++)
{
keyOut = curve25519.generatePublicKey(keyIn);
Array.Copy(keyOut, 0, keyIn, 0, EXPECTED_LEN);
}
byte[] result2 = new byte[] {
(byte)0xa2, (byte)0x3c, (byte)0x84, (byte)0x09, (byte)0xf2,
(byte)0x93, (byte)0xb4, (byte)0x42, (byte)0x6a, (byte)0xf5,
(byte)0xe5, (byte)0xe7, (byte)0xca, (byte)0xee, (byte)0x22,
(byte)0xa0, (byte)0x01, (byte)0xc7, (byte)0x9a, (byte)0xca,
(byte)0x1a, (byte)0xf2, (byte)0xea, (byte)0xcb, (byte)0x4d,
(byte)0xdd, (byte)0xfa, (byte)0x05, (byte)0xf8, (byte)0xbc,
(byte)0x7f, (byte)0x37
};
List <byte> keyOutList = new List <byte>(keyOut);
List <byte> result2List = new List <byte>(result2);
CollectionAssert.AreEqual(result2, keyOut);
}
public void TestGenPublicKeyFromPrivateKey()
{
byte[] randomBuffer = GetRandomBuffer(EXPECTED_LEN);
byte[] privKeyBytes = curve25519.generatePrivateKey(randomBuffer);
byte[] publicKeyBytes = curve25519.generatePublicKey(privKeyBytes);
Assert.IsNotNull(publicKeyBytes);
Assert.AreEqual <int>(EXPECTED_LEN, publicKeyBytes.Length);
bool allZero = true;
//force fail to test this logic
//publicKeyBytes = new byte[] { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
foreach (byte b in privKeyBytes)
{
if (!allZero)
{
break; //early
}
if (b.CompareTo(0) != 0)
{
allZero = false;
}
}
Assert.IsFalse(allZero, "A public key shouldn't be all zeroes.");
}
public void TestECPublicKeyEquals()
{
curve25519.Curve25519Native native = new curve25519.Curve25519Native();
byte[] privKey = native.generatePrivateKey();
byte[] pubKey = native.generatePublicKey(privKey);
DjbECPublicKey key1 = new DjbECPublicKey(pubKey);
byte[] pubKey2 = native.generatePublicKey(privKey);
Assert.IsTrue(StructuralComparisons.StructuralEqualityComparer.Equals(
pubKey, pubKey2));
DjbECPublicKey key2 = new DjbECPublicKey(pubKey2);
Assert.IsTrue(key1.Equals(key2));
int hash1 = key1.GetHashCode();
int hash2 = key2.GetHashCode();
Assert.AreEqual<int>(hash1, hash2);
}
public void TestECPublicKeyEquals()
{
curve25519.Curve25519Native native = new curve25519.Curve25519Native();
byte[] privKey = native.generatePrivateKey();
byte[] pubKey = native.generatePublicKey(privKey);
DjbECPublicKey key1 = new DjbECPublicKey(pubKey);
byte[] pubKey2 = native.generatePublicKey(privKey);
Assert.IsTrue(StructuralComparisons.StructuralEqualityComparer.Equals(
pubKey, pubKey2));
DjbECPublicKey key2 = new DjbECPublicKey(pubKey2);
Assert.IsTrue(key1.Equals(key2));
int hash1 = key1.GetHashCode();
int hash2 = key2.GetHashCode();
Assert.AreEqual <int>(hash1, hash2);
}
public byte[] generatePublicKey(byte[] privateKey)
{
return(native.generatePublicKey(privateKey));
}