2 * Novacoin classes library
3 * Copyright (C) 2015 Alex D. (balthazar.ad@gmail.com)
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU Affero General Public License as
7 * published by the Free Software Foundation, either version 3 of the
8 * License, or (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU Affero General Public License for more details.
15 * You should have received a copy of the GNU Affero General Public License
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
20 using System.Collections.Generic;
26 /// Miscellaneous functions
31 /// Reverse byte array
33 /// <param name="source">Source array</param>
34 /// <returns>Result array</returns>
35 public static byte[] ReverseBytes(byte[] source)
37 var b = new byte[source.Length];
46 public static byte[] HexToArray(string hex)
48 int nChars = hex.Length;
49 var bytes = new byte[nChars / 2];
51 for (int i = 0; i < nChars; i += 2)
53 bytes[i / 2] = Convert.ToByte(hex.Substring(i, 2), 16);
59 public static string ToHex(IEnumerable<byte> bytes)
61 var sb = new StringBuilder();
62 foreach (var b in bytes)
64 sb.AppendFormat("{0:x2}", b);
69 public static int GetTime()
71 return (int)(DateTime.UtcNow - new DateTime(1970, 1, 1)).TotalSeconds;