Author: alanmc
Date: 2007-06-29 00:52:04 -0400 (Fri, 29 Jun 2007)
New Revision: 81024
Added:
trunk/bitsharp/branches/version-0.12.1/
trunk/bitsharp/branches/version-0.12.1/MonoTorrent/Client/Encryption/ModuloCalculator.cs
Removed:
trunk/bitsharp/branches/version-0.12.1/MonoTorrent/Client/Encryption/ModuloCalculator.cs
Modified:
trunk/bitsharp/branches/version-0.12.1/MonoTorrent/
trunk/bitsharp/branches/version-0.12.1/SampleClient/
Log:
Created branch version-0.12.1.
Copied: trunk/bitsharp/branches/version-0.12.1 (from rev 81022,
trunk/bitsharp/src)
Property changes on: trunk/bitsharp/branches/version-0.12.1/MonoTorrent
___________________________________________________________________
Name: svn:ignore
- AssemblyInfo.cs
+ AssemblyInfo.cs
bin
obj
Deleted:
trunk/bitsharp/branches/version-0.12.1/MonoTorrent/Client/Encryption/ModuloCalculator.cs
===================================================================
--- trunk/bitsharp/src/MonoTorrent/Client/Encryption/ModuloCalculator.cs
2007-06-29 04:25:33 UTC (rev 81022)
+++
trunk/bitsharp/branches/version-0.12.1/MonoTorrent/Client/Encryption/ModuloCalculator.cs
2007-06-29 04:52:04 UTC (rev 81024)
@@ -1,101 +0,0 @@
-//
-// ModuloCalculator.cs
-//
-// Authors:
-// Yiduo Wang [EMAIL PROTECTED]
-//
-// Copyright (C) 2007 Yiduo Wang
-//
-// Permission is hereby granted, free of charge, to any person obtaining
-// a copy of this software and associated documentation files (the
-// "Software"), to deal in the Software without restriction, including
-// without limitation the rights to use, copy, modify, merge, publish,
-// distribute, sublicense, and/or sell copies of the Software, and to
-// permit persons to whom the Software is furnished to do so, subject to
-// the following conditions:
-//
-// The above copyright notice and this permission notice shall be
-// included in all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
-// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
-// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
-// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-//
-
-using System;
-using System.Text;
-using Mono.Math;
-
-namespace MonoTorrent.Client.Encryption
-{
- /// <summary>
- /// Class to facilitate the calculation of a^b mod p, where a and b are
large integers
- /// and p is the predefined prime from message stream encryption.
- /// </summary>
- public class ModuloCalculator
- {
-
- private static BigInteger prime = new BigInteger(new byte[] { 0xFF,
0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xC9, 0xF, 0xDA, 0xA2, 0x21, 0x68,
0xC2, 0x34, 0xC4, 0xC6, 0x62, 0x8B, 0x80, 0xDC, 0x1C, 0xD1, 0x29, 0x2, 0x4E,
0x8, 0x8A, 0x67, 0xCC, 0x74, 0x2, 0xB, 0xBE, 0xA6, 0x3B, 0x13, 0x9B, 0x22,
0x51, 0x4A, 0x8, 0x79, 0x8E, 0x34, 0x4, 0xDD, 0xEF, 0x95, 0x19, 0xB3, 0xCD,
0x3A, 0x43, 0x1B, 0x30, 0x2B, 0xA, 0x6D, 0xF2, 0x5F, 0x14, 0x37, 0x4F, 0xE1,
0x35, 0x6D, 0x6D, 0x51, 0xC2, 0x45, 0xE4, 0x85, 0xB5, 0x76, 0x62, 0x5E, 0x7E,
0xC6, 0xF4, 0x4C, 0x42, 0xE9, 0xA6, 0x3A, 0x36, 0x21, 0x0, 0x0, 0x0, 0x0, 0x0,
0x9, 0x5, 0x63 });
-
- public static BigInteger TWO = new BigInteger(2);
-
-
- public static byte[] Calculate(byte[] a, byte[] b)
- {
- return Calculate(new BigInteger(a), new BigInteger(b));
//UInt64ToBytes(Calculate(BytesToUInt64(a), BytesToUInt64(b)));
- }
-
- public static byte[] Calculate(BigInteger a, byte[] b)
- {
- return Calculate(a, new BigInteger(b));
//UInt64ToBytes(Calculate(a, BytesToUInt64(b)));
- }
-
- public static byte[] Calculate(byte[] a, BigInteger b)
- {
- return Calculate(new BigInteger(a), b);
//UInt64ToBytes(Calculate(BytesToUInt64(a), b));
- }
-
- public static byte[] Calculate(BigInteger a, BigInteger b)
- {
- byte[] bytes = a.ModPow(b, prime).GetBytes();
-
- if (bytes.Length < 96)
- {
- byte[] oldBytes = bytes;
- bytes = new byte[96];
- Array.Copy(oldBytes, 0, bytes, 96 - oldBytes.Length,
oldBytes.Length);
- for (int i = 0; i < (96 - oldBytes.Length); i++)
- bytes[i] = 0;
- }
-
- return bytes;
- }
-
- public static string GetString(byte[] a)
- {
- string result = "";
- foreach (byte integer in a)
- {
- result += integer.ToString("X2");
- }
- return result;
- }
-
- public static byte[] GetByte(string hex)
- {
- char[] hexArr = hex.ToCharArray();
- byte[] bytes = new byte[hex.Length / 2];
-
- for (int i = 0; i < bytes.Length; i++)
- {
- bytes[i] = byte.Parse(hexArr[i * 2].ToString() + hexArr[i * 2
+ 1].ToString(), System.Globalization.NumberStyles.HexNumber);
- }
-
- return bytes;
- }
- }
-}
Copied:
trunk/bitsharp/branches/version-0.12.1/MonoTorrent/Client/Encryption/ModuloCalculator.cs
(from rev 81023,
trunk/bitsharp/src/MonoTorrent/Client/Encryption/ModuloCalculator.cs)
Property changes on: trunk/bitsharp/branches/version-0.12.1/SampleClient
___________________________________________________________________
Name: svn:ignore
+ bin
obj
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