\feff/**
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as
- * published by the Free Software Foundation, either version 3 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ * Novacoin classes library
+ * Copyright (C) 2015 Alex D. (balthazar.ad@gmail.com)
+
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
using System;
-using System.Collections.Generic;
-using System.Linq;
namespace Novacoin
{
public ScryptHash256() : base() { }
public ScryptHash256(byte[] bytes, int offset = 0) : base(bytes, offset) { }
- public ScryptHash256(IEnumerable<byte> bytes, int skip = 0) : base(bytes, skip) { }
public ScryptHash256(ScryptHash256 h) : base(h) { }
/// <summary>
/// </summary>
/// <param name="inputBytes">Byte sequence to hash</param>
/// <returns>Hashing result instance</returns>
- public static ScryptHash256 Compute256(IEnumerable<byte> inputBytes)
+ public static ScryptHash256 Compute256(byte[] inputBytes)
{
var V = new uint[(131072 + 63) / sizeof(uint)];
- var dataBytes = inputBytes.ToArray();
- var keyBytes1 = CryptoUtils.PBKDF2_Sha256(128, dataBytes, dataBytes, 1);
+ var keyBytes1 = CryptoUtils.PBKDF2_Sha256(128, (byte[])inputBytes, (byte[])inputBytes, 1);
var X = Interop.ToUInt32Array(keyBytes1);
- uint i, j, k;
- for (i = 0; i < 1024; i++)
+ for (var i = 0; i < 1024; i++)
{
Array.Copy(X, 0, V, i * 32, 32);
xor_salsa8(ref X, 0, ref X, 16);
xor_salsa8(ref X, 16, ref X, 0);
}
- for (i = 0; i < 1024; i++)
+ for (var i = 0; i < 1024; i++)
{
- j = 32 * (X[16] & 1023);
- for (k = 0; k < 32; k++)
+ var j = 32 * (X[16] & 1023);
+ for (var k = 0; k < 32; k++)
+ {
X[k] ^= V[j + k];
+ }
xor_salsa8(ref X, 0, ref X, 16);
xor_salsa8(ref X, 16, ref X, 0);
}
var xBytes = Interop.LEBytes(X);
- var keyBytes2 = CryptoUtils.PBKDF2_Sha256(32, dataBytes, xBytes, 1);
+ var keyBytes2 = CryptoUtils.PBKDF2_Sha256(32, (byte[])inputBytes, xBytes, 1);
return new ScryptHash256(keyBytes2);
}