diff options
Diffstat (limited to 'crypto/src/math/ec/custom/sec/SecP256K1Field.cs')
| -rw-r--r-- | crypto/src/math/ec/custom/sec/SecP256K1Field.cs | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/crypto/src/math/ec/custom/sec/SecP256K1Field.cs b/crypto/src/math/ec/custom/sec/SecP256K1Field.cs index e7a73359f..3f5437d4d 100644 --- a/crypto/src/math/ec/custom/sec/SecP256K1Field.cs +++ b/crypto/src/math/ec/custom/sec/SecP256K1Field.cs @@ -86,19 +86,17 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec } } - public static void Reduce(uint[] tt, uint[] z) + public static void Reduce(uint[] xx, uint[] z) { - ulong c = Nat256.Mul33AddExt(PInv33, tt, 8, tt, 0); - c = Nat256.Mul33DWordAdd(PInv33, c, tt, 0); + ulong c = Nat256.Mul33AddExt(PInv33, xx, 8, xx, 0, z, 0); + c = Nat256.Mul33DWordAdd(PInv33, c, z, 0); Debug.Assert(c == 0 || c == 1); - if (c != 0 || (tt[7] == P7 && Nat256.Gte(tt, P))) + if (c != 0 || (z[7] == P7 && Nat256.Gte(z, P))) { - Nat256.AddDWord(PInv, tt, 0); + Nat256.AddDWord(PInv, z, 0); } - - Array.Copy(tt, 0, z, 0, 8); } public static void Square(uint[] x, uint[] z) |