diff options
Diffstat (limited to 'Emby.Server.Implementations/IO/SharpCifs/Util/DES.cs')
| -rw-r--r-- | Emby.Server.Implementations/IO/SharpCifs/Util/DES.cs | 568 |
1 files changed, 0 insertions, 568 deletions
diff --git a/Emby.Server.Implementations/IO/SharpCifs/Util/DES.cs b/Emby.Server.Implementations/IO/SharpCifs/Util/DES.cs deleted file mode 100644 index c23b14cf8..000000000 --- a/Emby.Server.Implementations/IO/SharpCifs/Util/DES.cs +++ /dev/null @@ -1,568 +0,0 @@ -// This code is derived from jcifs smb client library <jcifs at samba dot org> -// Ported by J. Arturo <webmaster at komodosoft dot net> -// -// This library is free software; you can redistribute it and/or -// modify it under the terms of the GNU Lesser General Public -// License as published by the Free Software Foundation; either -// version 2.1 of the License, or (at your option) any later version. -// -// This library 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 -// Lesser General Public License for more details. -// -// You should have received a copy of the GNU Lesser General Public -// License along with this library; if not, write to the Free Software -// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA -using System; - -namespace SharpCifs.Util -{ - /// <summary> - /// This code is derived from the above source - /// JCIFS API - /// Norbert Hranitzky - /// <p>and modified again by Michael B. - /// </summary> - /// <remarks> - /// This code is derived from the above source - /// JCIFS API - /// Norbert Hranitzky - /// <p>and modified again by Michael B. Allen - /// </remarks> - public class DES - { - private int[] _encryptKeys = new int[32]; - - private int[] _decryptKeys = new int[32]; - - private int[] _tempInts = new int[2]; - - public DES() - { - } - - public DES(byte[] key) - { - // DesCipher - the DES encryption method - // - // The meat of this code is by Dave Zimmerman <dzimm@widget.com>, and is: - // - // Copyright (c) 1996 Widget Workshop, Inc. All Rights Reserved. - // - // Permission to use, copy, modify, and distribute this software - // and its documentation for NON-COMMERCIAL or COMMERCIAL purposes and - // without fee is hereby granted, provided that this copyright notice is kept - // intact. - // - // WIDGET WORKSHOP MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY - // OF THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED - // TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A - // PARTICULAR PURPOSE, OR NON-INFRINGEMENT. WIDGET WORKSHOP SHALL NOT BE LIABLE - // FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR - // DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. - // - // THIS SOFTWARE IS NOT DESIGNED OR INTENDED FOR USE OR RESALE AS ON-LINE - // CONTROL EQUIPMENT IN HAZARDOUS ENVIRONMENTS REQUIRING FAIL-SAFE - // PERFORMANCE, SUCH AS IN THE OPERATION OF NUCLEAR FACILITIES, AIRCRAFT - // NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL, DIRECT LIFE - // SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH THE FAILURE OF THE - // SOFTWARE COULD LEAD DIRECTLY TO DEATH, PERSONAL INJURY, OR SEVERE - // PHYSICAL OR ENVIRONMENTAL DAMAGE ("HIGH RISK ACTIVITIES"). WIDGET WORKSHOP - // SPECIFICALLY DISCLAIMS ANY EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR - // HIGH RISK ACTIVITIES. - // - // - // The rest is: - // - // Copyright (C) 1996 by Jef Poskanzer <jef@acme.com>. All rights reserved. - // - // Copyright (C) 1996 by Wolfgang Platzer - // email: wplatzer@iaik.tu-graz.ac.at - // - // All rights reserved. - // - // Redistribution and use in source and binary forms, with or without - // modification, are permitted provided that the following conditions - // are met: - // 1. Redistributions of source code must retain the above copyright - // notice, this list of conditions and the following disclaimer. - // 2. Redistributions in binary form must reproduce the above copyright - // notice, this list of conditions and the following disclaimer in the - // documentation and/or other materials provided with the distribution. - // - // THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - // ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - // ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - // OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - // HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - // LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - // OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - // SUCH DAMAGE. - // - // Constructor, byte-array key. - if (key.Length == 7) - { - byte[] key8 = new byte[8]; - MakeSmbKey(key, key8); - SetKey(key8); - } - else - { - SetKey(key); - } - } - - public static void MakeSmbKey(byte[] key7, byte[] key8) - { - int i; - key8[0] = unchecked((byte)((key7[0] >> 1) & unchecked(0xff))); - key8[1] = unchecked((byte)((((key7[0] & unchecked(0x01)) << 6) | (((key7[1 - ] & unchecked(0xff)) >> 2) & unchecked(0xff))) & unchecked(0xff))); - key8[2] = unchecked((byte)((((key7[1] & unchecked(0x03)) << 5) | (((key7[2 - ] & unchecked(0xff)) >> 3) & unchecked(0xff))) & unchecked(0xff))); - key8[3] = unchecked((byte)((((key7[2] & unchecked(0x07)) << 4) | (((key7[3 - ] & unchecked(0xff)) >> 4) & unchecked(0xff))) & unchecked(0xff))); - key8[4] = unchecked((byte)((((key7[3] & unchecked(0x0F)) << 3) | (((key7[4 - ] & unchecked(0xff)) >> 5) & unchecked(0xff))) & unchecked(0xff))); - key8[5] = unchecked((byte)((((key7[4] & unchecked(0x1F)) << 2) | (((key7[5 - ] & unchecked(0xff)) >> 6) & unchecked(0xff))) & unchecked(0xff))); - key8[6] = unchecked((byte)((((key7[5] & unchecked(0x3F)) << 1) | (((key7[6 - ] & unchecked(0xff)) >> 7) & unchecked(0xff))) & unchecked(0xff))); - key8[7] = unchecked((byte)(key7[6] & unchecked(0x7F))); - for (i = 0; i < 8; i++) - { - key8[i] = unchecked((byte)(key8[i] << 1)); - } - } - - /// Set the key. - public virtual void SetKey(byte[] key) - { - // CHECK PAROTY TBD - Deskey(key, true, _encryptKeys); - Deskey(key, false, _decryptKeys); - } - - // Turn an 8-byte key into internal keys. - private void Deskey(byte[] keyBlock, bool encrypting, int[] knL) - { - int i; - int j; - int l; - int m; - int n; - int[] pc1M = new int[56]; - int[] pcr = new int[56]; - int[] kn = new int[32]; - for (j = 0; j < 56; ++j) - { - l = _pc1[j]; - m = l & 0x7; - pc1M[j] = ((keyBlock[(int)(((uint)l) >> 3)] & _bytebit[m]) != 0) ? 1 : 0; - } - for (i = 0; i < 16; ++i) - { - if (encrypting) - { - m = i << 1; - } - else - { - m = (15 - i) << 1; - } - n = m + 1; - kn[m] = kn[n] = 0; - for (j = 0; j < 28; ++j) - { - l = j + _totrot[i]; - if (l < 28) - { - pcr[j] = pc1M[l]; - } - else - { - pcr[j] = pc1M[l - 28]; - } - } - for (j = 28; j < 56; ++j) - { - l = j + _totrot[i]; - if (l < 56) - { - pcr[j] = pc1M[l]; - } - else - { - pcr[j] = pc1M[l - 28]; - } - } - for (j = 0; j < 24; ++j) - { - if (pcr[_pc2[j]] != 0) - { - kn[m] |= _bigbyte[j]; - } - if (pcr[_pc2[j + 24]] != 0) - { - kn[n] |= _bigbyte[j]; - } - } - } - Cookey(kn, knL); - } - - private void Cookey(int[] raw, int[] knL) - { - int raw0; - int raw1; - int rawi; - int knLi; - int i; - for (i = 0, rawi = 0, knLi = 0; i < 16; ++i) - { - raw0 = raw[rawi++]; - raw1 = raw[rawi++]; - knL[knLi] = (raw0 & unchecked(0x00fc0000)) << 6; - knL[knLi] |= (raw0 & unchecked(0x00000fc0)) << 10; - knL[knLi] |= (int)(((uint)(raw1 & unchecked(0x00fc0000))) >> 10); - knL[knLi] |= (int)(((uint)(raw1 & unchecked(0x00000fc0))) >> 6); - ++knLi; - knL[knLi] = (raw0 & unchecked(0x0003f000)) << 12; - knL[knLi] |= (raw0 & unchecked(0x0000003f)) << 16; - knL[knLi] |= (int)(((uint)(raw1 & unchecked(0x0003f000))) >> 4); - knL[knLi] |= (raw1 & unchecked(0x0000003f)); - ++knLi; - } - } - - /// Encrypt a block of eight bytes. - private void Encrypt(byte[] clearText, int clearOff, byte[] cipherText, int cipherOff - ) - { - SquashBytesToInts(clearText, clearOff, _tempInts, 0, 2); - Des(_tempInts, _tempInts, _encryptKeys); - SpreadIntsToBytes(_tempInts, 0, cipherText, cipherOff, 2); - } - - /// Decrypt a block of eight bytes. - private void Decrypt(byte[] cipherText, int cipherOff, byte[] clearText, int clearOff - ) - { - SquashBytesToInts(cipherText, cipherOff, _tempInts, 0, 2); - Des(_tempInts, _tempInts, _decryptKeys); - SpreadIntsToBytes(_tempInts, 0, clearText, clearOff, 2); - } - - // The DES function. - private void Des(int[] inInts, int[] outInts, int[] keys) - { - int fval; - int work; - int right; - int leftt; - int round; - int keysi = 0; - leftt = inInts[0]; - right = inInts[1]; - work = (((int)(((uint)leftt) >> 4)) ^ right) & unchecked(0x0f0f0f0f); - right ^= work; - leftt ^= (work << 4); - work = (((int)(((uint)leftt) >> 16)) ^ right) & unchecked(0x0000ffff); - right ^= work; - leftt ^= (work << 16); - work = (((int)(((uint)right) >> 2)) ^ leftt) & unchecked(0x33333333); - leftt ^= work; - right ^= (work << 2); - work = (((int)(((uint)right) >> 8)) ^ leftt) & unchecked(0x00ff00ff); - leftt ^= work; - right ^= (work << 8); - right = (right << 1) | (((int)(((uint)right) >> 31)) & 1); - work = (leftt ^ right) & unchecked((int)(0xaaaaaaaa)); - leftt ^= work; - right ^= work; - leftt = (leftt << 1) | (((int)(((uint)leftt) >> 31)) & 1); - for (round = 0; round < 8; ++round) - { - work = (right << 28) | ((int)(((uint)right) >> 4)); - work ^= keys[keysi++]; - fval = _sp7[work & unchecked(0x0000003f)]; - fval |= _sp5[((int)(((uint)work) >> 8)) & unchecked(0x0000003f)]; - fval |= _sp3[((int)(((uint)work) >> 16)) & unchecked(0x0000003f)]; - fval |= _sp1[((int)(((uint)work) >> 24)) & unchecked(0x0000003f)]; - work = right ^ keys[keysi++]; - fval |= _sp8[work & unchecked(0x0000003f)]; - fval |= _sp6[((int)(((uint)work) >> 8)) & unchecked(0x0000003f)]; - fval |= _sp4[((int)(((uint)work) >> 16)) & unchecked(0x0000003f)]; - fval |= _sp2[((int)(((uint)work) >> 24)) & unchecked(0x0000003f)]; - leftt ^= fval; - work = (leftt << 28) | ((int)(((uint)leftt) >> 4)); - work ^= keys[keysi++]; - fval = _sp7[work & unchecked(0x0000003f)]; - fval |= _sp5[((int)(((uint)work) >> 8)) & unchecked(0x0000003f)]; - fval |= _sp3[((int)(((uint)work) >> 16)) & unchecked(0x0000003f)]; - fval |= _sp1[((int)(((uint)work) >> 24)) & unchecked(0x0000003f)]; - work = leftt ^ keys[keysi++]; - fval |= _sp8[work & unchecked(0x0000003f)]; - fval |= _sp6[((int)(((uint)work) >> 8)) & unchecked(0x0000003f)]; - fval |= _sp4[((int)(((uint)work) >> 16)) & unchecked(0x0000003f)]; - fval |= _sp2[((int)(((uint)work) >> 24)) & unchecked(0x0000003f)]; - right ^= fval; - } - right = (right << 31) | ((int)(((uint)right) >> 1)); - work = (leftt ^ right) & unchecked((int)(0xaaaaaaaa)); - leftt ^= work; - right ^= work; - leftt = (leftt << 31) | ((int)(((uint)leftt) >> 1)); - work = (((int)(((uint)leftt) >> 8)) ^ right) & unchecked(0x00ff00ff); - right ^= work; - leftt ^= (work << 8); - work = (((int)(((uint)leftt) >> 2)) ^ right) & unchecked(0x33333333); - right ^= work; - leftt ^= (work << 2); - work = (((int)(((uint)right) >> 16)) ^ leftt) & unchecked(0x0000ffff); - leftt ^= work; - right ^= (work << 16); - work = (((int)(((uint)right) >> 4)) ^ leftt) & unchecked(0x0f0f0f0f); - leftt ^= work; - right ^= (work << 4); - outInts[0] = right; - outInts[1] = leftt; - } - - /// Encrypt a block of bytes. - public virtual void Encrypt(byte[] clearText, byte[] cipherText) - { - Encrypt(clearText, 0, cipherText, 0); - } - - /// Decrypt a block of bytes. - public virtual void Decrypt(byte[] cipherText, byte[] clearText) - { - Decrypt(cipherText, 0, clearText, 0); - } - - /// <summary>encrypts an array where the length must be a multiple of 8</summary> - public virtual byte[] Encrypt(byte[] clearText) - { - int length = clearText.Length; - if (length % 8 != 0) - { - Console.Out.WriteLine("Array must be a multiple of 8"); - return null; - } - byte[] cipherText = new byte[length]; - int count = length / 8; - for (int i = 0; i < count; i++) - { - Encrypt(clearText, i * 8, cipherText, i * 8); - } - return cipherText; - } - - /// <summary>decrypts an array where the length must be a multiple of 8</summary> - public virtual byte[] Decrypt(byte[] cipherText) - { - int length = cipherText.Length; - if (length % 8 != 0) - { - Console.Out.WriteLine("Array must be a multiple of 8"); - return null; - } - byte[] clearText = new byte[length]; - int count = length / 8; - for (int i = 0; i < count; i++) - { - Encrypt(cipherText, i * 8, clearText, i * 8); - } - return clearText; - } - - private static byte[] _bytebit = { unchecked(unchecked(0x80)), unchecked(unchecked(0x40)), unchecked(unchecked(0x20)), unchecked(unchecked(0x10)), unchecked(unchecked(0x08)), unchecked(unchecked(0x04)), unchecked(unchecked(0x02)), unchecked(unchecked(0x01)) }; - - private static int[] _bigbyte = { unchecked(0x800000), unchecked( - 0x400000), unchecked(0x200000), unchecked(0x100000), unchecked( - 0x080000), unchecked(0x040000), unchecked(0x020000), unchecked( - 0x010000), unchecked(0x008000), unchecked(0x004000), unchecked( - 0x002000), unchecked(0x001000), unchecked(0x000800), unchecked( - 0x000400), unchecked(0x000200), unchecked(0x000100), unchecked( - 0x000080), unchecked(0x000040), unchecked(0x000020), unchecked( - 0x000010), unchecked(0x000008), unchecked(0x000004), unchecked( - 0x000002), unchecked(0x000001) }; - - private static byte[] _pc1 = { unchecked(56), unchecked(48) - , unchecked(40), unchecked(32), unchecked(24), unchecked(16), unchecked(8), unchecked(0), unchecked(57), unchecked(49), unchecked(41), unchecked(33), unchecked(25), unchecked(17), unchecked(9), unchecked(1), unchecked(58), unchecked( - 50), unchecked(42), unchecked(34), unchecked(26), unchecked( - 18), unchecked(10), unchecked(2), unchecked(59), unchecked( - 51), unchecked(43), unchecked(35), unchecked(62), unchecked( - 54), unchecked(46), unchecked(38), unchecked(30), unchecked( - 22), unchecked(14), unchecked(6), unchecked(61), unchecked( - 53), unchecked(45), unchecked(37), unchecked(29), unchecked( - 21), unchecked(13), unchecked(5), unchecked(60), unchecked( - 52), unchecked(44), unchecked(36), unchecked(28), unchecked( - 20), unchecked(12), unchecked(4), unchecked(27), unchecked( - 19), unchecked(11), unchecked(3) }; - - private static int[] _totrot = { 1, 2, 4, 6, 8, 10, 12, 14, 15, 17, 19, - 21, 23, 25, 27, 28 }; - - private static byte[] _pc2 = { unchecked(13), unchecked(16) - , unchecked(10), unchecked(23), unchecked(0), unchecked(4), unchecked(2), unchecked(27), unchecked(14), unchecked(5), unchecked(20), unchecked(9), unchecked(22), unchecked(18), unchecked(11), unchecked(3), unchecked(25), unchecked(7), unchecked(15), unchecked(6), unchecked(26), unchecked(19), unchecked(12), unchecked(1), unchecked(40), unchecked(51), unchecked(30), unchecked(36), unchecked(46), unchecked(54), unchecked(29), unchecked(39), unchecked(50), unchecked( - 44), unchecked(32), unchecked(47), unchecked(43), unchecked( - 48), unchecked(38), unchecked(55), unchecked(33), unchecked( - 52), unchecked(45), unchecked(41), unchecked(49), unchecked( - 35), unchecked(28), unchecked(31) }; - - private static int[] _sp1 = { unchecked(0x01010400), unchecked(0x00000000), unchecked(0x00010000), unchecked(0x01010404), unchecked( - 0x01010004), unchecked(0x00010404), unchecked(0x00000004), - unchecked(0x00010000), unchecked(0x00000400), unchecked(0x01010400), unchecked(0x01010404), unchecked(0x00000400), unchecked(0x01000404), unchecked(0x01010004), unchecked(0x01000000), unchecked( - 0x00000004), unchecked(0x00000404), unchecked(0x01000400), - unchecked(0x01000400), unchecked(0x00010400), unchecked(0x00010400), unchecked(0x01010000), unchecked(0x01010000), unchecked(0x01000404), unchecked(0x00010004), unchecked(0x01000004), unchecked( - 0x01000004), unchecked(0x00010004), unchecked(0x00000000), - unchecked(0x00000404), unchecked(0x00010404), unchecked(0x01000000), unchecked(0x00010000), unchecked(0x01010404), unchecked(0x00000004), unchecked(0x01010000), unchecked(0x01010400), unchecked( - 0x01000000), unchecked(0x01000000), unchecked(0x00000400), - unchecked(0x01010004), unchecked(0x00010000), unchecked(0x00010400), unchecked(0x01000004), unchecked(0x00000400), unchecked(0x00000004), unchecked(0x01000404), unchecked(0x00010404), unchecked( - 0x01010404), unchecked(0x00010004), unchecked(0x01010000), - unchecked(0x01000404), unchecked(0x01000004), unchecked(0x00000404), unchecked(0x00010404), unchecked(0x01010400), unchecked(0x00000404), unchecked(0x01000400), unchecked(0x01000400), unchecked( - 0x00000000), unchecked(0x00010004), unchecked(0x00010400), - unchecked(0x00000000), unchecked(0x01010004) }; - - private static int[] _sp2 = { unchecked((int)(0x80108020)), unchecked((int - )(0x80008000)), unchecked(0x00008000), unchecked(0x00108020), unchecked( - 0x00100000), unchecked(0x00000020), unchecked((int)(0x80100020)), - unchecked((int)(0x80008020)), unchecked((int)(0x80000020)), unchecked((int)(0x80108020 - )), unchecked((int)(0x80108000)), unchecked((int)(0x80000000)), unchecked((int)( - 0x80008000)), unchecked(0x00100000), unchecked(0x00000020), unchecked( - (int)(0x80100020)), unchecked(0x00108000), unchecked(0x00100020), - unchecked((int)(0x80008020)), unchecked(0x00000000), unchecked((int)(0x80000000 - )), unchecked(0x00008000), unchecked(0x00108020), unchecked((int)( - 0x80100000)), unchecked(0x00100020), unchecked((int)(0x80000020)), unchecked( - 0x00000000), unchecked(0x00108000), unchecked(0x00008020), - unchecked((int)(0x80108000)), unchecked((int)(0x80100000)), unchecked(0x00008020), unchecked(0x00000000), unchecked(0x00108020), unchecked((int)( - 0x80100020)), unchecked(0x00100000), unchecked((int)(0x80008020)), unchecked( - (int)(0x80100000)), unchecked((int)(0x80108000)), unchecked(0x00008000), - unchecked((int)(0x80100000)), unchecked((int)(0x80008000)), unchecked(0x00000020), unchecked((int)(0x80108020)), unchecked(0x00108020), unchecked(0x00000020), unchecked(0x00008000), unchecked((int)(0x80000000)), unchecked( - 0x00008020), unchecked((int)(0x80108000)), unchecked(0x00100000), - unchecked((int)(0x80000020)), unchecked(0x00100020), unchecked((int)(0x80008020 - )), unchecked((int)(0x80000020)), unchecked(0x00100020), unchecked(0x00108000), unchecked(0x00000000), unchecked((int)(0x80008000)), unchecked( - 0x00008020), unchecked((int)(0x80000000)), unchecked((int)(0x80100020)), - unchecked((int)(0x80108020)), unchecked(0x00108000) }; - - private static int[] _sp3 = { unchecked(0x00000208), unchecked(0x08020200), unchecked(0x00000000), unchecked(0x08020008), unchecked( - 0x08000200), unchecked(0x00000000), unchecked(0x00020208), - unchecked(0x08000200), unchecked(0x00020008), unchecked(0x08000008), unchecked(0x08000008), unchecked(0x00020000), unchecked(0x08020208), unchecked(0x00020008), unchecked(0x08020000), unchecked( - 0x00000208), unchecked(0x08000000), unchecked(0x00000008), - unchecked(0x08020200), unchecked(0x00000200), unchecked(0x00020200), unchecked(0x08020000), unchecked(0x08020008), unchecked(0x00020208), unchecked(0x08000208), unchecked(0x00020200), unchecked( - 0x00020000), unchecked(0x08000208), unchecked(0x00000008), - unchecked(0x08020208), unchecked(0x00000200), unchecked(0x08000000), unchecked(0x08020200), unchecked(0x08000000), unchecked(0x00020008), unchecked(0x00000208), unchecked(0x00020000), unchecked( - 0x08020200), unchecked(0x08000200), unchecked(0x00000000), - unchecked(0x00000200), unchecked(0x00020008), unchecked(0x08020208), unchecked(0x08000200), unchecked(0x08000008), unchecked(0x00000200), unchecked(0x00000000), unchecked(0x08020008), unchecked( - 0x08000208), unchecked(0x00020000), unchecked(0x08000000), - unchecked(0x08020208), unchecked(0x00000008), unchecked(0x00020208), unchecked(0x00020200), unchecked(0x08000008), unchecked(0x08020000), unchecked(0x08000208), unchecked(0x00000208), unchecked( - 0x08020000), unchecked(0x00020208), unchecked(0x00000008), - unchecked(0x08020008), unchecked(0x00020200) }; - - private static int[] _sp4 = { unchecked(0x00802001), unchecked(0x00002081), unchecked(0x00002081), unchecked(0x00000080), unchecked( - 0x00802080), unchecked(0x00800081), unchecked(0x00800001), - unchecked(0x00002001), unchecked(0x00000000), unchecked(0x00802000), unchecked(0x00802000), unchecked(0x00802081), unchecked(0x00000081), unchecked(0x00000000), unchecked(0x00800080), unchecked( - 0x00800001), unchecked(0x00000001), unchecked(0x00002000), - unchecked(0x00800000), unchecked(0x00802001), unchecked(0x00000080), unchecked(0x00800000), unchecked(0x00002001), unchecked(0x00002080), unchecked(0x00800081), unchecked(0x00000001), unchecked( - 0x00002080), unchecked(0x00800080), unchecked(0x00002000), - unchecked(0x00802080), unchecked(0x00802081), unchecked(0x00000081), unchecked(0x00800080), unchecked(0x00800001), unchecked(0x00802000), unchecked(0x00802081), unchecked(0x00000081), unchecked( - 0x00000000), unchecked(0x00000000), unchecked(0x00802000), - unchecked(0x00002080), unchecked(0x00800080), unchecked(0x00800081), unchecked(0x00000001), unchecked(0x00802001), unchecked(0x00002081), unchecked(0x00002081), unchecked(0x00000080), unchecked( - 0x00802081), unchecked(0x00000081), unchecked(0x00000001), - unchecked(0x00002000), unchecked(0x00800001), unchecked(0x00002001), unchecked(0x00802080), unchecked(0x00800081), unchecked(0x00002001), unchecked(0x00002080), unchecked(0x00800000), unchecked( - 0x00802001), unchecked(0x00000080), unchecked(0x00800000), - unchecked(0x00002000), unchecked(0x00802080) }; - - private static int[] _sp5 = { unchecked(0x00000100), unchecked(0x02080100), unchecked(0x02080000), unchecked(0x42000100), unchecked( - 0x00080000), unchecked(0x00000100), unchecked(0x40000000), - unchecked(0x02080000), unchecked(0x40080100), unchecked(0x00080000), unchecked(0x02000100), unchecked(0x40080100), unchecked(0x42000100), unchecked(0x42080000), unchecked(0x00080100), unchecked( - 0x40000000), unchecked(0x02000000), unchecked(0x40080000), - unchecked(0x40080000), unchecked(0x00000000), unchecked(0x40000100), unchecked(0x42080100), unchecked(0x42080100), unchecked(0x02000100), unchecked(0x42080000), unchecked(0x40000100), unchecked( - 0x00000000), unchecked(0x42000000), unchecked(0x02080100), - unchecked(0x02000000), unchecked(0x42000000), unchecked(0x00080100), unchecked(0x00080000), unchecked(0x42000100), unchecked(0x00000100), unchecked(0x02000000), unchecked(0x40000000), unchecked( - 0x02080000), unchecked(0x42000100), unchecked(0x40080100), - unchecked(0x02000100), unchecked(0x40000000), unchecked(0x42080000), unchecked(0x02080100), unchecked(0x40080100), unchecked(0x00000100), unchecked(0x02000000), unchecked(0x42080000), unchecked( - 0x42080100), unchecked(0x00080100), unchecked(0x42000000), - unchecked(0x42080100), unchecked(0x02080000), unchecked(0x00000000), unchecked(0x40080000), unchecked(0x42000000), unchecked(0x00080100), unchecked(0x02000100), unchecked(0x40000100), unchecked( - 0x00080000), unchecked(0x00000000), unchecked(0x40080000), - unchecked(0x02080100), unchecked(0x40000100) }; - - private static int[] _sp6 = { unchecked(0x20000010), unchecked(0x20400000), unchecked(0x00004000), unchecked(0x20404010), unchecked( - 0x20400000), unchecked(0x00000010), unchecked(0x20404010), - unchecked(0x00400000), unchecked(0x20004000), unchecked(0x00404010), unchecked(0x00400000), unchecked(0x20000010), unchecked(0x00400010), unchecked(0x20004000), unchecked(0x20000000), unchecked( - 0x00004010), unchecked(0x00000000), unchecked(0x00400010), - unchecked(0x20004010), unchecked(0x00004000), unchecked(0x00404000), unchecked(0x20004010), unchecked(0x00000010), unchecked(0x20400010), unchecked(0x20400010), unchecked(0x00000000), unchecked( - 0x00404010), unchecked(0x20404000), unchecked(0x00004010), - unchecked(0x00404000), unchecked(0x20404000), unchecked(0x20000000), unchecked(0x20004000), unchecked(0x00000010), unchecked(0x20400010), unchecked(0x00404000), unchecked(0x20404010), unchecked( - 0x00400000), unchecked(0x00004010), unchecked(0x20000010), - unchecked(0x00400000), unchecked(0x20004000), unchecked(0x20000000), unchecked(0x00004010), unchecked(0x20000010), unchecked(0x20404010), unchecked(0x00404000), unchecked(0x20400000), unchecked( - 0x00404010), unchecked(0x20404000), unchecked(0x00000000), - unchecked(0x20400010), unchecked(0x00000010), unchecked(0x00004000), unchecked(0x20400000), unchecked(0x00404010), unchecked(0x00004000), unchecked(0x00400010), unchecked(0x20004010), unchecked( - 0x00000000), unchecked(0x20404000), unchecked(0x20000000), - unchecked(0x00400010), unchecked(0x20004010) }; - - private static int[] _sp7 = { unchecked(0x00200000), unchecked(0x04200002), unchecked(0x04000802), unchecked(0x00000000), unchecked( - 0x00000800), unchecked(0x04000802), unchecked(0x00200802), - unchecked(0x04200800), unchecked(0x04200802), unchecked(0x00200000), unchecked(0x00000000), unchecked(0x04000002), unchecked(0x00000002), unchecked(0x04000000), unchecked(0x04200002), unchecked( - 0x00000802), unchecked(0x04000800), unchecked(0x00200802), - unchecked(0x00200002), unchecked(0x04000800), unchecked(0x04000002), unchecked(0x04200000), unchecked(0x04200800), unchecked(0x00200002), unchecked(0x04200000), unchecked(0x00000800), unchecked( - 0x00000802), unchecked(0x04200802), unchecked(0x00200800), - unchecked(0x00000002), unchecked(0x04000000), unchecked(0x00200800), unchecked(0x04000000), unchecked(0x00200800), unchecked(0x00200000), unchecked(0x04000802), unchecked(0x04000802), unchecked( - 0x04200002), unchecked(0x04200002), unchecked(0x00000002), - unchecked(0x00200002), unchecked(0x04000000), unchecked(0x04000800), unchecked(0x00200000), unchecked(0x04200800), unchecked(0x00000802), unchecked(0x00200802), unchecked(0x04200800), unchecked( - 0x00000802), unchecked(0x04000002), unchecked(0x04200802), - unchecked(0x04200000), unchecked(0x00200800), unchecked(0x00000000), unchecked(0x00000002), unchecked(0x04200802), unchecked(0x00000000), unchecked(0x00200802), unchecked(0x04200000), unchecked( - 0x00000800), unchecked(0x04000002), unchecked(0x04000800), - unchecked(0x00000800), unchecked(0x00200002) }; - - private static int[] _sp8 = { unchecked(0x10001040), unchecked(0x00001000), unchecked(0x00040000), unchecked(0x10041040), unchecked( - 0x10000000), unchecked(0x10001040), unchecked(0x00000040), - unchecked(0x10000000), unchecked(0x00040040), unchecked(0x10040000), unchecked(0x10041040), unchecked(0x00041000), unchecked(0x10041000), unchecked(0x00041040), unchecked(0x00001000), unchecked( - 0x00000040), unchecked(0x10040000), unchecked(0x10000040), - unchecked(0x10001000), unchecked(0x00001040), unchecked(0x00041000), unchecked(0x00040040), unchecked(0x10040040), unchecked(0x10041000), unchecked(0x00001040), unchecked(0x00000000), unchecked( - 0x00000000), unchecked(0x10040040), unchecked(0x10000040), - unchecked(0x10001000), unchecked(0x00041040), unchecked(0x00040000), unchecked(0x00041040), unchecked(0x00040000), unchecked(0x10041000), unchecked(0x00001000), unchecked(0x00000040), unchecked( - 0x10040040), unchecked(0x00001000), unchecked(0x00041040), - unchecked(0x10001000), unchecked(0x00000040), unchecked(0x10000040), unchecked(0x10040000), unchecked(0x10040040), unchecked(0x10000000), unchecked(0x00040000), unchecked(0x10001040), unchecked( - 0x00000000), unchecked(0x10041040), unchecked(0x00040040), - unchecked(0x10000040), unchecked(0x10040000), unchecked(0x10001000), unchecked(0x10001040), unchecked(0x00000000), unchecked(0x10041040), unchecked(0x00041000), unchecked(0x00041000), unchecked( - 0x00001040), unchecked(0x00001040), unchecked(0x00040040), - unchecked(0x10000000), unchecked(0x10041000) }; - - // Tables, permutations, S-boxes, etc. - /// Squash bytes down to ints. - public static void SquashBytesToInts(byte[] inBytes, int inOff, int[] outInts, int - outOff, int intLen) - { - for (int i = 0; i < intLen; ++i) - { - outInts[outOff + i] = ((inBytes[inOff + i * 4] & unchecked(0xff)) << 24) | - ((inBytes[inOff + i * 4 + 1] & unchecked(0xff)) << 16) | ((inBytes[inOff - + i * 4 + 2] & unchecked(0xff)) << 8) | (inBytes[inOff + i * 4 + 3] & unchecked( - 0xff)); - } - } - - /// Spread ints into bytes. - public static void SpreadIntsToBytes(int[] inInts, int inOff, byte[] outBytes, int - outOff, int intLen) - { - for (int i = 0; i < intLen; ++i) - { - outBytes[outOff + i * 4] = unchecked((byte)((int)(((uint)inInts[inOff + i]) >> 24 - ))); - outBytes[outOff + i * 4 + 1] = unchecked((byte)((int)(((uint)inInts[inOff + i]) >> - 16))); - outBytes[outOff + i * 4 + 2] = unchecked((byte)((int)(((uint)inInts[inOff + i]) >> - 8))); - outBytes[outOff + i * 4 + 3] = unchecked((byte)inInts[inOff + i]); - } - } - } -} |