diff options
Diffstat (limited to 'crypto/src/crypto/generators/DHParametersHelper.cs')
| -rw-r--r-- | crypto/src/crypto/generators/DHParametersHelper.cs | 18 |
1 files changed, 3 insertions, 15 deletions
diff --git a/crypto/src/crypto/generators/DHParametersHelper.cs b/crypto/src/crypto/generators/DHParametersHelper.cs index 385690430..a05918944 100644 --- a/crypto/src/crypto/generators/DHParametersHelper.cs +++ b/crypto/src/crypto/generators/DHParametersHelper.cs @@ -9,21 +9,9 @@ namespace Org.BouncyCastle.Crypto.Generators { internal class DHParametersHelper { - private static readonly BigInteger Six = BigInteger.ValueOf(6); - private static readonly int[][] primeLists = BigInteger.primeLists; private static readonly int[] primeProducts = BigInteger.primeProducts; - private static readonly BigInteger[] BigPrimeProducts = ConstructBigPrimeProducts(primeProducts); - - private static BigInteger[] ConstructBigPrimeProducts(int[] primeProducts) - { - BigInteger[] bpp = new BigInteger[primeProducts.Length]; - for (int i = 0; i < bpp.Length; ++i) - { - bpp[i] = BigInteger.ValueOf(primeProducts[i]); - } - return bpp; - } + private static readonly BigInteger[] BigPrimeProducts = Array.ConvertAll(primeProducts, BigInteger.ValueOf); /* * Finds a pair of prime BigInteger's {p, q: p = 2q + 1} @@ -83,7 +71,7 @@ namespace Org.BouncyCastle.Crypto.Generators int qRem = test % prime; if (qRem == 0 || qRem == (prime >> 1)) { - q = q.Add(Six); + q = q.Add(BigInteger.Six); goto retry; } } @@ -146,7 +134,7 @@ namespace Org.BouncyCastle.Crypto.Generators { BigInteger h = BigIntegers.CreateRandomInRange(BigInteger.Two, pMinusTwo, random); - g = h.ModPow(BigInteger.Two, p); + g = h.Square().Mod(p); } while (g.Equals(BigInteger.One)); |