private void generate()
{
EvklidBigInteger evklid = new EvklidBigInteger();
do
{
server.q = BigInteger.ProbablePrime(server.bitLength, new Random());
} while (!server.q.IsProbablePrime(10));
do
{
server.p = BigInteger.ProbablePrime(server.bitLength, new Random());
} while (!server.p.IsProbablePrime(10));
server.n = server.q.Multiply(server.p);
server.f = (server.p.Subtract(BigInteger.One).Multiply(server.q.Subtract(BigInteger.One)));
while (true)
{
server.d = BigInteger.ProbablePrime(server.bitLength, new Random());
if (evklid.gcd(server.d, server.f).CompareTo(BigInteger.One) == 0)
{
if (evklid.mY.CompareTo(BigInteger.Zero) < 0)
{
server.c = evklid.mY.Add(server.f);
}
else
{
server.c = evklid.mY;
}
break;
}
}
}
protected void CreateKey()
{
EvklidBigInteger evklid = new EvklidBigInteger();
Random Rand = new Random();
int bit = 512;
do
{
Q = BigInteger.ProbablePrime(bit, new Random());
} while (Q.IsProbablePrime(1 << 10) == false);
do
{
P = BigInteger.ProbablePrime(bit, new Random());
} while (P.IsProbablePrime(1 << 10) == false);
N = P.Multiply(Q);
F = (P.Subtract(BigInteger.One)).Multiply((Q.Subtract(BigInteger.One)));
while (true)
{
var dCount = Rand.Next(1, F.ToString().Length - 1);
d = new BigInteger(dCount, Rand);
var gcd = F.Gcd(d);
if (gcd.CompareTo(BigInteger.One) == 0)
{
break;
}
}
c = d.ModInverse(F);
}
public void generateSV()
{
EvklidBigInteger evklid = new EvklidBigInteger();
BigInteger tmp_s;
do
{
tmp_s = BigInteger.ProbablePrime(bitLength, new Random());
} while (!tmp_s.IsProbablePrime(10) && evklid.gcd(tmp_s, n).CompareTo(BigInteger.One) != 0);
s = tmp_s;
v = MyModPowBigInteger.FastModuloExponentiation(s, BigInteger.Two, n);
}
/*
* Generate P and Q
*/
private void generate()
{
EvklidBigInteger evklid = new EvklidBigInteger();
BigInteger tmp_p, tmp_q;
do
{
do
{
tmp_p = BigInteger.ProbablePrime(bitLength, new Random());
tmp_q = BigInteger.ProbablePrime(bitLength, new Random());
} while (!tmp_p.IsProbablePrime(10) && !tmp_q.IsProbablePrime(10));
} while (evklid.gcd(tmp_q, tmp_p).CompareTo(BigInteger.One) != 0);
p = tmp_p;
q = tmp_q;
n = q.Multiply(p);
t = 10;
}
public Player(BigInteger p_prev)
{
EvklidBigInteger evklid = new EvklidBigInteger();
do
{
c = BigInteger.ProbablePrime(bitLength, new Random());
if (evklid.gcd(c, p_prev).CompareTo(BigInteger.One) == 0)
{
if (evklid.mY.CompareTo(BigInteger.Zero) < 0)
{
d = evklid.mY.Add(p_prev);
}
else
{
d = evklid.mY;
}
break;
}
} while (true);
}
protected void Vote()
{
EvklidBigInteger evklid = new EvklidBigInteger();
if (string.IsNullOrEmpty(voice.name))
{
titleName = "Введите имя";
checkResult = "Голосуйте, мы вам не мешаем";
destruct();
return;
}
else
{
titleName = "Здравствуйте, " + voice.name;
}
if (Voise == 0)
{
Text = "Введите свой голос!";
return;
}
string filename = "Resource/people.txt";
try {
using (StreamReader reader = new StreamReader(filename)) {
string line;
while ((line = reader.ReadLine()) != null)
{
if (voice.name == line)
{
checkResult = "Не голосуйте повторно";
return;
}
}
reader.Close();
}
using (StreamWriter writer = new StreamWriter(filename, true)) {
string line = voice.name + "\n";
writer.Write(line);
writer.Close();
}
}
catch (Exception e) {
Console.WriteLine(e.Message);
}
voice.bitLength = 512;
voice.n = BigInteger.ProbablePrime(voice.bitLength, new Random());
int h_key = key[Voise].GetHashCode();
voice.n = voice.n.Add(new BigInteger(h_key.ToString()));
BigInteger tmp_r;
do
{
tmp_r = BigInteger.ProbablePrime(32, new Random());
} while (evklid.gcd(tmp_r, server.getN()).CompareTo(BigInteger.One) != 0);
voice.r = tmp_r;
voice.h = new BigInteger(Math.Abs(voice.n.GetHashCode()) + "");
voice._h = voice.h.Multiply(MyModPowBigInteger.FastModuloExponentiation(voice.r, server.getD(), server.getN()));
voice._s = server.getTicket(voice._h);
voice.s = voice._s.Multiply(voice.r.ModInverse(server.getN()));
if (server.checkVoice(voice.n, voice.s))
{
checkResult = "Благодарим, вы успешно проголосовали";
}
else
{
checkResult = "Ошибка";
}
filename = "Resource/resultVoises.txt";
try {
using (StreamReader reader = new StreamReader(filename)) {
string line;
while ((line = reader.ReadLine()) != null)
{
string lineInput = voice.n.ToString() + " " + voice.s.ToString();
if (lineInput == line)
{
checkResult = "У разных Имен совпали подписи";
return;
}
}
reader.Close();
}
using (StreamWriter writer = new StreamWriter(filename, true)) {
string line = voice.n + " " + voice.s + "\n";
writer.Write(line);
writer.Close();
}
}
catch (Exception e) {
Console.WriteLine(e.Message);
}
}
