public static BigInteger2[] DivideBy(BigInteger2 Numb1, BigInteger2 Numb2)
{
var numb1 = BigInteger2.GetBytesTwosCompliment(Numb1);
var numb2 = BigInteger2.GetBytesTwosCompliment(Numb2);
BigInteger n1 = new BigInteger(numb1);
BigInteger n2 = new BigInteger(numb2);
BigInteger quot;
BigInteger result = BigInteger.DivRem(n1, n2, out quot);
BigInteger2[] results = new BigInteger2[2];
var bitAry = BigInteger2.ReverseBigIntegerBitsToBitArray(result.ToByteArray());
var whole = new BigInteger2(bitAry.Length, 0);
BigInteger2.CopyFromBitArrayFromIndex(bitAry, whole, 0);
var bitAry2 = BigInteger2.ReverseBigIntegerBitsToBitArray(quot.ToByteArray());
var quotient = new BigInteger2(bitAry2.Length, 0);
BigInteger2.CopyFromBitArrayFromIndex(bitAry2, quotient, 0);
results[0] = BigInteger2.NegateZeros(whole);
results[1] = BigInteger2.NegateZeros(quotient);
return(results);
}
public void setPrivateKey(byte[] key)
{
BitArray bitArray = new BitArray(key);
d = new BigInteger2(bitArray.Length, 0);
BigInteger2.CopyFromBitArrayFromIndex(bitArray, d, 0);
d = BigInteger2.NegateZeros(d);
}
public void setPublicKey(byte[] key)
{
BitArray bitArray = new BitArray(key);
e = new BigInteger2(bitArray.Length, 0);
BigInteger2.CopyFromBitArrayFromIndex(bitArray, e, 0);
e = BigInteger2.NegateZeros(e);
}
public void setModValue(byte[] value)
{
BitArray bitArray = new BitArray(value);
Mod = new BigInteger2(bitArray.Length, 0);
BigInteger2.CopyFromBitArrayFromIndex(bitArray, Mod, 0);
Mod = BigInteger2.NegateZeros(Mod);
n = Mod.bitlength.Length - 2;
//MessageBox.Show(""+(Mod.bitlength.Length - 2));
}
public static BigInteger2 gcd(BigInteger2 Numb1, BigInteger2 Numb2)
{
var numb1 = BigInteger2.GetBytesTwosCompliment(Numb1);
var numb2 = BigInteger2.GetBytesTwosCompliment(Numb2);
BigInteger n1 = new BigInteger(numb1);
BigInteger n2 = new BigInteger(numb2);
var result = BigInteger.GreatestCommonDivisor(n1, n2);
var bitAry = BigInteger2.ReverseBigIntegerBitsToBitArray(result.ToByteArray());
var whole = new BigInteger2(bitAry.Length, 0);
BigInteger2.CopyFromBitArrayFromIndex(bitAry, whole, 0);
return(BigInteger2.NegateZeros(whole));
}
public static BigInteger2 modPower(BigInteger2 current, BigInteger2 power, BigInteger2 mod)
{
var numb1 = BigInteger2.GetBytesTwosCompliment(current);
var numb2 = BigInteger2.GetBytesTwosCompliment(power);
var numb3 = BigInteger2.GetBytesTwosCompliment(mod);
BigInteger n1 = new BigInteger(numb1);
BigInteger n2 = new BigInteger(numb2);
BigInteger n3 = new BigInteger(numb3);
var result = BigInteger.ModPow(n1, n2, n3);
var bitAry = BigInteger2.ReverseBigIntegerBitsToBitArray(result.ToByteArray());
var whole = new BigInteger2(bitAry.Length, 0);
BigInteger2.CopyFromBitArrayFromIndex(bitAry, whole, 0);
return(BigInteger2.NegateZeros(whole));
}
