public void example_crypto_sign_seed_keypair()
{
Console.WriteLine("Example: crypto_sign_seed_keypair()");
byte[] seed = new byte[] {
0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a,
0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15,
0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f
};
byte[] pk = new byte[crypto_sign_PUBLICKEYBYTES];
byte[] sk = new byte[crypto_sign_SECRETKEYBYTES];
byte[] pk2 = new byte[crypto_sign_PUBLICKEYBYTES];
byte[] sk2 = new byte[crypto_sign_SECRETKEYBYTES];
LibSalt.crypto_sign_seed_keypair(pk, sk, seed);
LibSalt.crypto_sign_seed_keypair(pk2, sk2, seed);
Console.WriteLine("Keypair One: ");
Console.WriteLine("pk: " + LibSalt.ByteArrayToString(pk));
Console.WriteLine("sk: " + LibSalt.ByteArrayToString(sk));
Console.WriteLine("Keypair Two: ");
Console.WriteLine("pk: " + LibSalt.ByteArrayToString(pk2));
Console.WriteLine("sk: " + LibSalt.ByteArrayToString(sk2));
Console.WriteLine();
}
public void example_randombytes_buf()
{
Console.WriteLine("Example: randombytes_buf()");
int size = 16;
byte[] buf = new byte[size];
LibSalt.randombytes_buf(buf);
Console.WriteLine("Buffer: " + LibSalt.ByteArrayToString(buf));
Console.WriteLine();
}
void example_crypto_sign()
{
Console.WriteLine("Example: example_crypto_sign()");
byte[] message = LibSalt.StringToByteArray("example");
ulong mlen = (ulong)message.Length;
byte[] pk = new byte[crypto_sign_PUBLICKEYBYTES];
byte[] sk = new byte[crypto_sign_SECRETKEYBYTES];
byte[] pk2 = new byte[crypto_sign_PUBLICKEYBYTES];
byte[] sk2 = new byte[crypto_sign_SECRETKEYBYTES];
LibSalt.crypto_sign_keypair(pk, sk);
LibSalt.crypto_sign_keypair(pk2, sk2);
ulong smlen = (ulong)LibSalt.crypto_sign_BYTES() + mlen;
byte[] signed_message = new byte[smlen];
LibSalt.crypto_sign(signed_message, message, sk);
Console.WriteLine("Public Key: " + LibSalt.ByteArrayToString(pk));
Console.WriteLine("Signed Message: " + LibSalt.ByteArrayToString(signed_message));
byte[] unsigned_message = new byte[mlen];
byte[] unsigned_message2 = new byte[mlen];
int success = LibSalt.crypto_sign_open(unsigned_message, signed_message, pk);
int success2 = LibSalt.crypto_sign_open(unsigned_message2, signed_message, pk2);
Console.WriteLine("Unsigned Message: " + LibSalt.ByteArrayToString(unsigned_message));
Console.WriteLine("Signature Verification for pk: " + LibSalt.ByteArrayToString(pk));
if (success == 0)
{
Console.WriteLine("Valid Signature");
}
else
{
Console.WriteLine("Invalid signature");
}
Console.WriteLine("Signature Verification for pk2: " + LibSalt.ByteArrayToString(pk2));
if (success2 == 0)
{
Console.WriteLine("Valid Signature");
}
else
{
Console.WriteLine("Invalid signature");
}
}
public void example_randombytes_buf_deterministic()
{
Console.WriteLine("Example: randombytes_buf_deterministic()");
byte[] buf = new byte[16];
byte[] seed = new byte[] {
0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a,
0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15,
0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f
};
LibSalt.randombytes_buf_deterministic(buf, seed);
Console.WriteLine("Buffer: " + LibSalt.ByteArrayToString(buf));
Console.WriteLine();
}
static public void ASSERT_DIFFERENT_DATA(byte[] x, byte[] y)
{
bool isDifferent = false;
for (int i = 0; i < x.Length; i++)
{
isDifferent = (x[i] == y[i]) ? isDifferent : true;
}
if (isDifferent)
{
Console.WriteLine(".. OK ..");
}
else
{
String x_str = LibSalt.ByteArrayToString(x);
String y_str = LibSalt.ByteArrayToString(y);
Console.WriteLine("Error: Expected " + x_str + " != " + y_str);
}
}
static public void ASSERT_SAME_DATA(byte[] x, byte[] y)
{
bool isSame = true;
for (int i = 0; i < x.Length; i++)
{
isSame = (x[i] == y[i]) ? isSame : false;
}
if (isSame)
{
Console.WriteLine(".. OK ..");
}
else
{
String x_str = LibSalt.ByteArrayToString(x);
String y_str = LibSalt.ByteArrayToString(y);
Console.WriteLine("Error: Expected " + x_str + " == " + y_str);
}
}
public void example_crypto_sign_keypair()
{
Console.WriteLine("Example: crypto_sign_keypair()");
byte[] pk = new byte[crypto_sign_PUBLICKEYBYTES];
byte[] sk = new byte[crypto_sign_SECRETKEYBYTES];
byte[] pk2 = new byte[crypto_sign_PUBLICKEYBYTES];
byte[] sk2 = new byte[crypto_sign_SECRETKEYBYTES];
LibSalt.crypto_sign_keypair(pk, sk);
LibSalt.crypto_sign_keypair(pk2, sk2);
Console.WriteLine("Keypair One: ");
Console.WriteLine("pk: " + LibSalt.ByteArrayToString(pk));
Console.WriteLine("sk: " + LibSalt.ByteArrayToString(sk));
Console.WriteLine("Keypair Two: ");
Console.WriteLine("pk: " + LibSalt.ByteArrayToString(pk2));
Console.WriteLine("sk: " + LibSalt.ByteArrayToString(sk2));
Console.WriteLine();
}
