private void DoTest(DSA dsa)
{
Console.WriteLine("seed");
Console.WriteLine(BitConverter.ToString(seed));
Console.WriteLine("counter={0} h={1}", dsa.Counter, dsa.H);
Console.WriteLine(dsa);
Assert.AreEqual(105, dsa.Counter);
Assert.AreEqual(2, dsa.H.ToInt32());
using (BigNumber q = BigNumber.FromArray(this.out_q)) {
Assert.IsTrue(q == dsa.Q);
}
using (BigNumber p = BigNumber.FromArray(this.out_p)) {
Assert.IsTrue(p == dsa.P);
}
using (BigNumber g = BigNumber.FromArray(this.out_g)) {
Assert.IsTrue(g == dsa.G);
}
byte[] msg = Encoding.ASCII.GetBytes(str1);
dsa.ConstantTime = true;
dsa.GenerateKeys();
byte[] sig = dsa.Sign(msg);
Assert.IsTrue(dsa.Verify(msg, sig));
dsa.ConstantTime = false;
dsa.GenerateKeys();
sig = dsa.Sign(msg);
Assert.IsTrue(dsa.Verify(msg, sig));
}
private void DoTest(DSA dsa)
{
Console.WriteLine("seed");
Console.WriteLine(BitConverter.ToString(seed));
Console.WriteLine("counter={0} h={1}", dsa.Counter, dsa.H);
Console.WriteLine(dsa);
if (dsa.Counter != 105)
throw new Exception("counter should be 105");
if (dsa.H != 2)
throw new Exception("h should be 2");
using (BigNumber q = BigNumber.FromArray(this.out_q))
{
if (dsa.Q != q)
throw new Exception("q value is wrong");
}
using (BigNumber p = BigNumber.FromArray(this.out_p))
{
if (dsa.P != p)
throw new Exception("p value is wrong");
}
using (BigNumber g = BigNumber.FromArray(this.out_g))
{
if (dsa.G != g)
throw new Exception("g value is wrong");
}
byte[] msg = Encoding.ASCII.GetBytes(str1);
dsa.ConstantTime = true;
dsa.GenerateKeys();
byte[] sig = dsa.Sign(msg);
if (!dsa.Verify(msg, sig))
throw new Exception("DSA signature failed to verify");
dsa.ConstantTime = false;
dsa.GenerateKeys();
sig = dsa.Sign(msg);
if (!dsa.Verify(msg, sig))
throw new Exception("DSA signature failed to verify");
}
