public void SignInitialize(int max, int powMin, int powMax)
{
Console.WriteLine("------------------------------------------------");
max = (int)Math.Pow(2, max);
powMin = (int)Math.Pow(2, powMin);
powMax = (int)Math.Pow(2, powMax);
do
{
pSign = BigInt.PrimeGenerate(powMin, powMax);
Console.WriteLine("P Sign: " + pSign.toString());
qSign = BigInt.PrimeGenerate(powMin, powMax);
modSign = BigInt.multiply(pSign, qSign);
}while ((BigInt.less(modSign, new BigInt(max.ToString()))) || (BigInt.equal(pSign, qSign)));
Console.WriteLine("P Sign: " + pSign.toString());
Console.WriteLine("Q Sign: " + qSign.toString());
Console.WriteLine("mod Sign: " + modSign.toString());
ASign = Karmichael(pSign, qSign);
Console.WriteLine("A Sign: " + ASign.toString());
do
{
do
{
eSign = BigInt.PrimeGenerate(0, Int32.Parse(ASign.toString()));
}while ((BigInt.mod(ASign, eSign)).isZero());
BigInt temp;
BigInt.ExtendedGCD(ASign, eSign, out temp, out dSign);
}while (BigInt.less(dSign, new BigInt("0")));
Console.WriteLine("E Sign: " + eSign.toString());
Console.WriteLine("D Sign: " + dSign.toString());
Console.WriteLine("------------------------------------------------");
}
public RSA(int max, int powMin, int powMax)
{
SignInitialize(max, powMin, powMax);
max = (int)Math.Pow(2, max);
powMin = (int)Math.Pow(2, powMin);
powMax = (int)Math.Pow(2, powMax);
do
{
p = BigInt.PrimeGenerate(powMin, powMax);
q = BigInt.PrimeGenerate(powMin, powMax);
mod = BigInt.multiply(p, q);
}while ((BigInt.less(mod, new BigInt(max.ToString()))) || (BigInt.equal(p, q)));
Console.WriteLine("P: " + p.toString());
Console.WriteLine("Q: " + q.toString());
Console.WriteLine("mod: " + mod.toString());
A = Karmichael(p, q);
Console.WriteLine("A: " + A.toString());
do
{
do
{
e = BigInt.PrimeGenerate(0, Int32.Parse(A.toString()));
}while ((BigInt.mod(A, e)).isZero());
BigInt temp;
BigInt.ExtendedGCD(A, e, out temp, out d);
}while (BigInt.less(d, new BigInt("0")));
Console.WriteLine("E: " + e.toString());
Console.WriteLine("D: " + d.toString());
}
