C# (CSharp) Org.BouncyCastle.Math.EC.Custom.Sec Nat256.Add示例

示例#1

        public static void Add(uint[] x, uint[] y, uint[] z)
        {
            uint c = Nat256.Add(x, y, z);

            if (c != 0 || (z[7] == P7 && Nat256.Gte(z, P)))
            {
                Nat.Add33To(8, PInv33, z);
            }
        }

示例#2

文件： SecP256R1Field.cs 项目： twistys01/ripple-cs

        public static void Add(uint[] x, uint[] y, uint[] z)
        {
            uint c = Nat256.Add(x, y, z);

            if (c != 0 || (z[7] == P7 && Nat256.Gte(z, P)))
            {
                AddPInvTo(z);
            }
        }

示例#3

文件： SecP128R1Field.cs 项目： 894880010/MP

        public static void AddExt(uint[] xx, uint[] yy, uint[] zz)
        {
            uint c = Nat256.Add(xx, yy, zz);

            if (c != 0 || (zz[7] >= PExt7 && Nat256.Gte(zz, PExt)))
            {
                Nat.AddTo(PExtInv.Length, PExtInv, zz);
            }
        }

示例#4

        public static void Subtract(uint[] x, uint[] y, uint[] z)
        {
            int c = Nat256.Sub(x, y, z);

            if (c != 0)
            {
                Nat256.Add(z, P, z);
            }
        }

示例#5

文件： Curve25519Field.cs 项目： cyberroadie/bc-csharp

 public static void Add(uint[] x, uint[] y, uint[] z)
 {
     Nat256.Add(x, y, z);
     if (Nat256.Gte(z, P))
     {
         Nat256.AddWord(PInv, z, 0);
         z[7] &= P7;
     }
 }

示例#6

文件： SecP256K1Field.cs 项目： cyberroadie/bc-csharp

        public static void Add(uint[] x, uint[] y, uint[] z)
        {
            uint c = Nat256.Add(x, y, z);

            if (c != 0 || (z[7] == P7 && Nat256.Gte(z, P)))
            {
                Nat256.AddDWord(PInv, z, 0);
            }
        }

示例#7

        public static void Half(uint[] x, uint[] z)
        {
            if ((x[0] & 1u) == 0u)
            {
                Nat.ShiftDownBit(8, x, 0u, z);
                return;
            }
            uint c = Nat256.Add(x, SecP256K1Field.P, z);

            Nat.ShiftDownBit(8, z, c);
        }

示例#8

文件： SecP256K1Field.cs 项目： smdx24/CPI-Source-Code

        public static void Half(uint[] x, uint[] z)
        {
            if ((x[0] & 1) == 0)
            {
                Nat.ShiftDownBit(8, x, 0u, z);
                return;
            }
            uint c = Nat256.Add(x, P, z);

            Nat.ShiftDownBit(8, z, c);
        }

示例#9

文件： Curve25519Field.cs 项目： twistys01/ripple-cs

 public static void Half(uint[] x, uint[] z)
 {
     if ((x[0] & 1) == 0)
     {
         Nat.ShiftDownBit(8, x, 0, z);
     }
     else
     {
         Nat256.Add(x, P, z);
         Nat.ShiftDownBit(8, z, 0);
     }
 }

示例#10

 public static void Half(uint[] x, uint[] z)
 {
     if ((x[0] & 1) == 0)
     {
         Nat256.ShiftDownBit(x, 0, z);
     }
     else
     {
         uint c = Nat256.Add(x, P, z);
         Nat256.ShiftDownBit(z, c, z);
     }
 }