- 7, 15, 23, 31, 39, 47, 55, 63, 6, 14, 22, 30, 38, 46,
- 54, 62, 5, 13, 21, 29, 37, 45, 53, 61, 4, 12, 20, 28
+ 7, 15, 23, 31, 39, 47, 55, 63, 6, 14, 22, 30, 38, 46,
+ 54, 62, 5, 13, 21, 29, 37, 45, 53, 61, 4, 12, 20, 28
- 1, 9, 17, 25, 33, 41, 49, 57, 2, 10, 18, 26, 34, 42,
- 50, 58, 3, 11, 19, 27, 35, 43, 51, 59, 36, 44, 52, 60
+ 1, 9, 17, 25, 33, 41, 49, 57, 2, 10, 18, 26, 34, 42,
+ 50, 58, 3, 11, 19, 27, 35, 43, 51, 59, 36, 44, 52, 60
- 49, 36, 59, 55, -1, -1, 37, 41, 48, 56, 34, 52, -1, -1, 15, 4,
- 25, 19, 9, 1, -1, -1, 12, 7, 17, 0, 22, 3, -1, -1, 46, 43
+ 49, 36, 59, 55, -1, -1, 37, 41, 48, 56, 34, 52, -1, -1, 15, 4,
+ 25, 19, 9, 1, -1, -1, 12, 7, 17, 0, 22, 3, -1, -1, 46, 43
- -1, -1, 57, 32, 45, 54, 39, 50, -1, -1, 44, 53, 33, 40, 47, 58,
- -1, -1, 26, 16, 5, 11, 23, 8, -1, -1, 10, 14, 6, 20, 27, 24
+ -1, -1, 57, 32, 45, 54, 39, 50, -1, -1, 44, 53, 33, 40, 47, 58,
+ -1, -1, 26, 16, 5, 11, 23, 8, -1, -1, 10, 14, 6, 20, 27, 24
- static const int leftshifts[] = {1,1,2,2,2,2,2,2,1,2,2,2,2,2,2,1};
+ static const int leftshifts[] =
+ { 1, 1, 2, 2, 2, 2, 2, 2, 1, 2, 2, 2, 2, 2, 2, 1 };
- C = rotl28(C, leftshifts[i]);
- D = rotl28(D, leftshifts[i]);
- buf[0] = D;
- buf[1] = C;
- sched->k0246[i] = bitsel(buf, PC2_0246, 32);
- sched->k1357[i] = bitsel(buf, PC2_1357, 32);
+ C = rotl28(C, leftshifts[i]);
+ D = rotl28(D, leftshifts[i]);
+ buf[0] = D;
+ buf[1] = C;
+ sched->k0246[i] = bitsel(buf, PC2_0246, 32);
+ sched->k1357[i] = bitsel(buf, PC2_1357, 32);
- 0x01010004, 0x00010404, 0x00000004, 0x00010000,
- 0x00000400, 0x01010400, 0x01010404, 0x00000400,
- 0x01000404, 0x01010004, 0x01000000, 0x00000004,
- 0x00000404, 0x01000400, 0x01000400, 0x00010400,
- 0x00010400, 0x01010000, 0x01010000, 0x01000404,
- 0x00010004, 0x01000004, 0x01000004, 0x00010004,
- 0x00000000, 0x00000404, 0x00010404, 0x01000000,
- 0x00010000, 0x01010404, 0x00000004, 0x01010000,
- 0x01010400, 0x01000000, 0x01000000, 0x00000400,
- 0x01010004, 0x00010000, 0x00010400, 0x01000004,
- 0x00000400, 0x00000004, 0x01000404, 0x00010404,
- 0x01010404, 0x00010004, 0x01010000, 0x01000404,
- 0x01000004, 0x00000404, 0x00010404, 0x01010400,
- 0x00000404, 0x01000400, 0x01000400, 0x00000000,
- 0x00010004, 0x00010400, 0x00000000, 0x01010004L},
+ 0x01010004, 0x00010404, 0x00000004, 0x00010000,
+ 0x00000400, 0x01010400, 0x01010404, 0x00000400,
+ 0x01000404, 0x01010004, 0x01000000, 0x00000004,
+ 0x00000404, 0x01000400, 0x01000400, 0x00010400,
+ 0x00010400, 0x01010000, 0x01010000, 0x01000404,
+ 0x00010004, 0x01000004, 0x01000004, 0x00010004,
+ 0x00000000, 0x00000404, 0x00010404, 0x01000000,
+ 0x00010000, 0x01010404, 0x00000004, 0x01010000,
+ 0x01010400, 0x01000000, 0x01000000, 0x00000400,
+ 0x01010004, 0x00010000, 0x00010400, 0x01000004,
+ 0x00000400, 0x00000004, 0x01000404, 0x00010404,
+ 0x01010404, 0x00010004, 0x01010000, 0x01000404,
+ 0x01000004, 0x00000404, 0x00010404, 0x01010400,
+ 0x00000404, 0x01000400, 0x01000400, 0x00000000,
+ 0x00010004, 0x00010400, 0x00000000, 0x01010004L},
- 0x00100000, 0x00000020, 0x80100020, 0x80008020,
- 0x80000020, 0x80108020, 0x80108000, 0x80000000,
- 0x80008000, 0x00100000, 0x00000020, 0x80100020,
- 0x00108000, 0x00100020, 0x80008020, 0x00000000,
- 0x80000000, 0x00008000, 0x00108020, 0x80100000,
- 0x00100020, 0x80000020, 0x00000000, 0x00108000,
- 0x00008020, 0x80108000, 0x80100000, 0x00008020,
- 0x00000000, 0x00108020, 0x80100020, 0x00100000,
- 0x80008020, 0x80100000, 0x80108000, 0x00008000,
- 0x80100000, 0x80008000, 0x00000020, 0x80108020,
- 0x00108020, 0x00000020, 0x00008000, 0x80000000,
- 0x00008020, 0x80108000, 0x00100000, 0x80000020,
- 0x00100020, 0x80008020, 0x80000020, 0x00100020,
- 0x00108000, 0x00000000, 0x80008000, 0x00008020,
- 0x80000000, 0x80100020, 0x80108020, 0x00108000L},
+ 0x00100000, 0x00000020, 0x80100020, 0x80008020,
+ 0x80000020, 0x80108020, 0x80108000, 0x80000000,
+ 0x80008000, 0x00100000, 0x00000020, 0x80100020,
+ 0x00108000, 0x00100020, 0x80008020, 0x00000000,
+ 0x80000000, 0x00008000, 0x00108020, 0x80100000,
+ 0x00100020, 0x80000020, 0x00000000, 0x00108000,
+ 0x00008020, 0x80108000, 0x80100000, 0x00008020,
+ 0x00000000, 0x00108020, 0x80100020, 0x00100000,
+ 0x80008020, 0x80100000, 0x80108000, 0x00008000,
+ 0x80100000, 0x80008000, 0x00000020, 0x80108020,
+ 0x00108020, 0x00000020, 0x00008000, 0x80000000,
+ 0x00008020, 0x80108000, 0x00100000, 0x80000020,
+ 0x00100020, 0x80008020, 0x80000020, 0x00100020,
+ 0x00108000, 0x00000000, 0x80008000, 0x00008020,
+ 0x80000000, 0x80100020, 0x80108020, 0x00108000L},
- 0x08000200, 0x00000000, 0x00020208, 0x08000200,
- 0x00020008, 0x08000008, 0x08000008, 0x00020000,
- 0x08020208, 0x00020008, 0x08020000, 0x00000208,
- 0x08000000, 0x00000008, 0x08020200, 0x00000200,
- 0x00020200, 0x08020000, 0x08020008, 0x00020208,
- 0x08000208, 0x00020200, 0x00020000, 0x08000208,
- 0x00000008, 0x08020208, 0x00000200, 0x08000000,
- 0x08020200, 0x08000000, 0x00020008, 0x00000208,
- 0x00020000, 0x08020200, 0x08000200, 0x00000000,
- 0x00000200, 0x00020008, 0x08020208, 0x08000200,
- 0x08000008, 0x00000200, 0x00000000, 0x08020008,
- 0x08000208, 0x00020000, 0x08000000, 0x08020208,
- 0x00000008, 0x00020208, 0x00020200, 0x08000008,
- 0x08020000, 0x08000208, 0x00000208, 0x08020000,
- 0x00020208, 0x00000008, 0x08020008, 0x00020200L},
+ 0x08000200, 0x00000000, 0x00020208, 0x08000200,
+ 0x00020008, 0x08000008, 0x08000008, 0x00020000,
+ 0x08020208, 0x00020008, 0x08020000, 0x00000208,
+ 0x08000000, 0x00000008, 0x08020200, 0x00000200,
+ 0x00020200, 0x08020000, 0x08020008, 0x00020208,
+ 0x08000208, 0x00020200, 0x00020000, 0x08000208,
+ 0x00000008, 0x08020208, 0x00000200, 0x08000000,
+ 0x08020200, 0x08000000, 0x00020008, 0x00000208,
+ 0x00020000, 0x08020200, 0x08000200, 0x00000000,
+ 0x00000200, 0x00020008, 0x08020208, 0x08000200,
+ 0x08000008, 0x00000200, 0x00000000, 0x08020008,
+ 0x08000208, 0x00020000, 0x08000000, 0x08020208,
+ 0x00000008, 0x00020208, 0x00020200, 0x08000008,
+ 0x08020000, 0x08000208, 0x00000208, 0x08020000,
+ 0x00020208, 0x00000008, 0x08020008, 0x00020200L},
- 0x00802080, 0x00800081, 0x00800001, 0x00002001,
- 0x00000000, 0x00802000, 0x00802000, 0x00802081,
- 0x00000081, 0x00000000, 0x00800080, 0x00800001,
- 0x00000001, 0x00002000, 0x00800000, 0x00802001,
- 0x00000080, 0x00800000, 0x00002001, 0x00002080,
- 0x00800081, 0x00000001, 0x00002080, 0x00800080,
- 0x00002000, 0x00802080, 0x00802081, 0x00000081,
- 0x00800080, 0x00800001, 0x00802000, 0x00802081,
- 0x00000081, 0x00000000, 0x00000000, 0x00802000,
- 0x00002080, 0x00800080, 0x00800081, 0x00000001,
- 0x00802001, 0x00002081, 0x00002081, 0x00000080,
- 0x00802081, 0x00000081, 0x00000001, 0x00002000,
- 0x00800001, 0x00002001, 0x00802080, 0x00800081,
- 0x00002001, 0x00002080, 0x00800000, 0x00802001,
- 0x00000080, 0x00800000, 0x00002000, 0x00802080L},
+ 0x00802080, 0x00800081, 0x00800001, 0x00002001,
+ 0x00000000, 0x00802000, 0x00802000, 0x00802081,
+ 0x00000081, 0x00000000, 0x00800080, 0x00800001,
+ 0x00000001, 0x00002000, 0x00800000, 0x00802001,
+ 0x00000080, 0x00800000, 0x00002001, 0x00002080,
+ 0x00800081, 0x00000001, 0x00002080, 0x00800080,
+ 0x00002000, 0x00802080, 0x00802081, 0x00000081,
+ 0x00800080, 0x00800001, 0x00802000, 0x00802081,
+ 0x00000081, 0x00000000, 0x00000000, 0x00802000,
+ 0x00002080, 0x00800080, 0x00800081, 0x00000001,
+ 0x00802001, 0x00002081, 0x00002081, 0x00000080,
+ 0x00802081, 0x00000081, 0x00000001, 0x00002000,
+ 0x00800001, 0x00002001, 0x00802080, 0x00800081,
+ 0x00002001, 0x00002080, 0x00800000, 0x00802001,
+ 0x00000080, 0x00800000, 0x00002000, 0x00802080L},
- 0x00080000, 0x00000100, 0x40000000, 0x02080000,
- 0x40080100, 0x00080000, 0x02000100, 0x40080100,
- 0x42000100, 0x42080000, 0x00080100, 0x40000000,
- 0x02000000, 0x40080000, 0x40080000, 0x00000000,
- 0x40000100, 0x42080100, 0x42080100, 0x02000100,
- 0x42080000, 0x40000100, 0x00000000, 0x42000000,
- 0x02080100, 0x02000000, 0x42000000, 0x00080100,
- 0x00080000, 0x42000100, 0x00000100, 0x02000000,
- 0x40000000, 0x02080000, 0x42000100, 0x40080100,
- 0x02000100, 0x40000000, 0x42080000, 0x02080100,
- 0x40080100, 0x00000100, 0x02000000, 0x42080000,
- 0x42080100, 0x00080100, 0x42000000, 0x42080100,
- 0x02080000, 0x00000000, 0x40080000, 0x42000000,
- 0x00080100, 0x02000100, 0x40000100, 0x00080000,
- 0x00000000, 0x40080000, 0x02080100, 0x40000100L},
+ 0x00080000, 0x00000100, 0x40000000, 0x02080000,
+ 0x40080100, 0x00080000, 0x02000100, 0x40080100,
+ 0x42000100, 0x42080000, 0x00080100, 0x40000000,
+ 0x02000000, 0x40080000, 0x40080000, 0x00000000,
+ 0x40000100, 0x42080100, 0x42080100, 0x02000100,
+ 0x42080000, 0x40000100, 0x00000000, 0x42000000,
+ 0x02080100, 0x02000000, 0x42000000, 0x00080100,
+ 0x00080000, 0x42000100, 0x00000100, 0x02000000,
+ 0x40000000, 0x02080000, 0x42000100, 0x40080100,
+ 0x02000100, 0x40000000, 0x42080000, 0x02080100,
+ 0x40080100, 0x00000100, 0x02000000, 0x42080000,
+ 0x42080100, 0x00080100, 0x42000000, 0x42080100,
+ 0x02080000, 0x00000000, 0x40080000, 0x42000000,
+ 0x00080100, 0x02000100, 0x40000100, 0x00080000,
+ 0x00000000, 0x40080000, 0x02080100, 0x40000100L},
- 0x20400000, 0x00000010, 0x20404010, 0x00400000,
- 0x20004000, 0x00404010, 0x00400000, 0x20000010,
- 0x00400010, 0x20004000, 0x20000000, 0x00004010,
- 0x00000000, 0x00400010, 0x20004010, 0x00004000,
- 0x00404000, 0x20004010, 0x00000010, 0x20400010,
- 0x20400010, 0x00000000, 0x00404010, 0x20404000,
- 0x00004010, 0x00404000, 0x20404000, 0x20000000,
- 0x20004000, 0x00000010, 0x20400010, 0x00404000,
- 0x20404010, 0x00400000, 0x00004010, 0x20000010,
- 0x00400000, 0x20004000, 0x20000000, 0x00004010,
- 0x20000010, 0x20404010, 0x00404000, 0x20400000,
- 0x00404010, 0x20404000, 0x00000000, 0x20400010,
- 0x00000010, 0x00004000, 0x20400000, 0x00404010,
- 0x00004000, 0x00400010, 0x20004010, 0x00000000,
- 0x20404000, 0x20000000, 0x00400010, 0x20004010L},
+ 0x20400000, 0x00000010, 0x20404010, 0x00400000,
+ 0x20004000, 0x00404010, 0x00400000, 0x20000010,
+ 0x00400010, 0x20004000, 0x20000000, 0x00004010,
+ 0x00000000, 0x00400010, 0x20004010, 0x00004000,
+ 0x00404000, 0x20004010, 0x00000010, 0x20400010,
+ 0x20400010, 0x00000000, 0x00404010, 0x20404000,
+ 0x00004010, 0x00404000, 0x20404000, 0x20000000,
+ 0x20004000, 0x00000010, 0x20400010, 0x00404000,
+ 0x20404010, 0x00400000, 0x00004010, 0x20000010,
+ 0x00400000, 0x20004000, 0x20000000, 0x00004010,
+ 0x20000010, 0x20404010, 0x00404000, 0x20400000,
+ 0x00404010, 0x20404000, 0x00000000, 0x20400010,
+ 0x00000010, 0x00004000, 0x20400000, 0x00404010,
+ 0x00004000, 0x00400010, 0x20004010, 0x00000000,
+ 0x20404000, 0x20000000, 0x00400010, 0x20004010L},
- 0x00000800, 0x04000802, 0x00200802, 0x04200800,
- 0x04200802, 0x00200000, 0x00000000, 0x04000002,
- 0x00000002, 0x04000000, 0x04200002, 0x00000802,
- 0x04000800, 0x00200802, 0x00200002, 0x04000800,
- 0x04000002, 0x04200000, 0x04200800, 0x00200002,
- 0x04200000, 0x00000800, 0x00000802, 0x04200802,
- 0x00200800, 0x00000002, 0x04000000, 0x00200800,
- 0x04000000, 0x00200800, 0x00200000, 0x04000802,
- 0x04000802, 0x04200002, 0x04200002, 0x00000002,
- 0x00200002, 0x04000000, 0x04000800, 0x00200000,
- 0x04200800, 0x00000802, 0x00200802, 0x04200800,
- 0x00000802, 0x04000002, 0x04200802, 0x04200000,
- 0x00200800, 0x00000000, 0x00000002, 0x04200802,
- 0x00000000, 0x00200802, 0x04200000, 0x00000800,
- 0x04000002, 0x04000800, 0x00000800, 0x00200002L},
+ 0x00000800, 0x04000802, 0x00200802, 0x04200800,
+ 0x04200802, 0x00200000, 0x00000000, 0x04000002,
+ 0x00000002, 0x04000000, 0x04200002, 0x00000802,
+ 0x04000800, 0x00200802, 0x00200002, 0x04000800,
+ 0x04000002, 0x04200000, 0x04200800, 0x00200002,
+ 0x04200000, 0x00000800, 0x00000802, 0x04200802,
+ 0x00200800, 0x00000002, 0x04000000, 0x00200800,
+ 0x04000000, 0x00200800, 0x00200000, 0x04000802,
+ 0x04000802, 0x04200002, 0x04200002, 0x00000002,
+ 0x00200002, 0x04000000, 0x04000800, 0x00200000,
+ 0x04200800, 0x00000802, 0x00200802, 0x04200800,
+ 0x00000802, 0x04000002, 0x04200802, 0x04200000,
+ 0x00200800, 0x00000000, 0x00000002, 0x04200802,
+ 0x00000000, 0x00200802, 0x04200000, 0x00000800,
+ 0x04000002, 0x04000800, 0x00000800, 0x00200002L},
- 0x10000000, 0x10001040, 0x00000040, 0x10000000,
- 0x00040040, 0x10040000, 0x10041040, 0x00041000,
- 0x10041000, 0x00041040, 0x00001000, 0x00000040,
- 0x10040000, 0x10000040, 0x10001000, 0x00001040,
- 0x00041000, 0x00040040, 0x10040040, 0x10041000,
- 0x00001040, 0x00000000, 0x00000000, 0x10040040,
- 0x10000040, 0x10001000, 0x00041040, 0x00040000,
- 0x00041040, 0x00040000, 0x10041000, 0x00001000,
- 0x00000040, 0x10040040, 0x00001000, 0x00041040,
- 0x10001000, 0x00000040, 0x10000040, 0x10040000,
- 0x10040040, 0x10000000, 0x00040000, 0x10001040,
- 0x00000000, 0x10041040, 0x00040040, 0x10000040,
- 0x10040000, 0x10001000, 0x10001040, 0x00000000,
- 0x10041040, 0x00041000, 0x00041000, 0x00001040,
- 0x00001040, 0x00040040, 0x10000000, 0x10041000L}
+ 0x10000000, 0x10001040, 0x00000040, 0x10000000,
+ 0x00040040, 0x10040000, 0x10041040, 0x00041000,
+ 0x10041000, 0x00041040, 0x00001000, 0x00000040,
+ 0x10040000, 0x10000040, 0x10001000, 0x00001040,
+ 0x00041000, 0x00040040, 0x10040040, 0x10041000,
+ 0x00001040, 0x00000000, 0x00000000, 0x10040040,
+ 0x10000040, 0x10001000, 0x00041040, 0x00040000,
+ 0x00041040, 0x00040000, 0x10041000, 0x00001000,
+ 0x00000040, 0x10040040, 0x00001000, 0x00041040,
+ 0x10001000, 0x00000040, 0x10000040, 0x10040000,
+ 0x10040040, 0x10000000, 0x00040000, 0x10001040,
+ 0x00000000, 0x10041040, 0x00040040, 0x10000040,
+ 0x10040000, 0x10001000, 0x10001040, 0x00000000,
+ 0x10041040, 0x00041000, 0x00041000, 0x00001040,
+ 0x00001040, 0x00040040, 0x10000000, 0x10041000L}
- L ^= f(R, sched->k0246[ 0], sched->k1357[ 0]);
- R ^= f(L, sched->k0246[ 1], sched->k1357[ 1]);
- L ^= f(R, sched->k0246[ 2], sched->k1357[ 2]);
- R ^= f(L, sched->k0246[ 3], sched->k1357[ 3]);
- L ^= f(R, sched->k0246[ 4], sched->k1357[ 4]);
- R ^= f(L, sched->k0246[ 5], sched->k1357[ 5]);
- L ^= f(R, sched->k0246[ 6], sched->k1357[ 6]);
- R ^= f(L, sched->k0246[ 7], sched->k1357[ 7]);
- L ^= f(R, sched->k0246[ 8], sched->k1357[ 8]);
- R ^= f(L, sched->k0246[ 9], sched->k1357[ 9]);
+ L ^= f(R, sched->k0246[0], sched->k1357[0]);
+ R ^= f(L, sched->k0246[1], sched->k1357[1]);
+ L ^= f(R, sched->k0246[2], sched->k1357[2]);
+ R ^= f(L, sched->k0246[3], sched->k1357[3]);
+ L ^= f(R, sched->k0246[4], sched->k1357[4]);
+ R ^= f(L, sched->k0246[5], sched->k1357[5]);
+ L ^= f(R, sched->k0246[6], sched->k1357[6]);
+ R ^= f(L, sched->k0246[7], sched->k1357[7]);
+ L ^= f(R, sched->k0246[8], sched->k1357[8]);
+ R ^= f(L, sched->k0246[9], sched->k1357[9]);
- L ^= f(R, sched->k0246[ 9], sched->k1357[ 9]);
- R ^= f(L, sched->k0246[ 8], sched->k1357[ 8]);
- L ^= f(R, sched->k0246[ 7], sched->k1357[ 7]);
- R ^= f(L, sched->k0246[ 6], sched->k1357[ 6]);
- L ^= f(R, sched->k0246[ 5], sched->k1357[ 5]);
- R ^= f(L, sched->k0246[ 4], sched->k1357[ 4]);
- L ^= f(R, sched->k0246[ 3], sched->k1357[ 3]);
- R ^= f(L, sched->k0246[ 2], sched->k1357[ 2]);
- L ^= f(R, sched->k0246[ 1], sched->k1357[ 1]);
- R ^= f(L, sched->k0246[ 0], sched->k1357[ 0]);
+ L ^= f(R, sched->k0246[9], sched->k1357[9]);
+ R ^= f(L, sched->k0246[8], sched->k1357[8]);
+ L ^= f(R, sched->k0246[7], sched->k1357[7]);
+ R ^= f(L, sched->k0246[6], sched->k1357[6]);
+ L ^= f(R, sched->k0246[5], sched->k1357[5]);
+ R ^= f(L, sched->k0246[4], sched->k1357[4]);
+ L ^= f(R, sched->k0246[3], sched->k1357[3]);
+ R ^= f(L, sched->k0246[2], sched->k1357[2]);
+ L ^= f(R, sched->k0246[1], sched->k1357[1]);
+ R ^= f(L, sched->k0246[0], sched->k1357[0]);
- iv0 ^= GET_32BIT_MSB_FIRST(src); src += 4;
- iv1 ^= GET_32BIT_MSB_FIRST(src); src += 4;
- des_encipher(out, iv0, iv1, sched);
- iv0 = out[0];
- iv1 = out[1];
- PUT_32BIT_MSB_FIRST(dest, iv0); dest += 4;
- PUT_32BIT_MSB_FIRST(dest, iv1); dest += 4;
+ iv0 ^= GET_32BIT_MSB_FIRST(src);
+ src += 4;
+ iv1 ^= GET_32BIT_MSB_FIRST(src);
+ src += 4;
+ des_encipher(out, iv0, iv1, sched);
+ iv0 = out[0];
+ iv1 = out[1];
+ PUT_32BIT_MSB_FIRST(dest, iv0);
+ dest += 4;
+ PUT_32BIT_MSB_FIRST(dest, iv1);
+ dest += 4;
- xL = GET_32BIT_MSB_FIRST(src); src += 4;
- xR = GET_32BIT_MSB_FIRST(src); src += 4;
- des_decipher(out, xL, xR, sched);
- iv0 ^= out[0];
- iv1 ^= out[1];
- PUT_32BIT_MSB_FIRST(dest, iv0); dest += 4;
- PUT_32BIT_MSB_FIRST(dest, iv1); dest += 4;
- iv0 = xL;
- iv1 = xR;
+ xL = GET_32BIT_MSB_FIRST(src);
+ src += 4;
+ xR = GET_32BIT_MSB_FIRST(src);
+ src += 4;
+ des_decipher(out, xL, xR, sched);
+ iv0 ^= out[0];
+ iv1 ^= out[1];
+ PUT_32BIT_MSB_FIRST(dest, iv0);
+ dest += 4;
+ PUT_32BIT_MSB_FIRST(dest, iv1);
+ dest += 4;
+ iv0 = xL;
+ iv1 = xR;
des_cbc_encrypt(dest, src, len, &scheds[0]);
des_cbc_decrypt(dest, src, len, &scheds[1]);
des_cbc_encrypt(dest, src, len, &scheds[2]);
}
static void des_cbc3_encrypt(unsigned char *dest, const unsigned char *src,
des_cbc_encrypt(dest, src, len, &scheds[0]);
des_cbc_decrypt(dest, src, len, &scheds[1]);
des_cbc_encrypt(dest, src, len, &scheds[2]);
}
static void des_cbc3_encrypt(unsigned char *dest, const unsigned char *src,
- iv0 ^= GET_32BIT_MSB_FIRST(src); src += 4;
- iv1 ^= GET_32BIT_MSB_FIRST(src); src += 4;
- des_encipher(out, iv0, iv1, &scheds[0]);
- des_decipher(out, out[0], out[1], &scheds[1]);
- des_encipher(out, out[0], out[1], &scheds[2]);
- iv0 = out[0];
- iv1 = out[1];
- PUT_32BIT_MSB_FIRST(dest, iv0); dest += 4;
- PUT_32BIT_MSB_FIRST(dest, iv1); dest += 4;
+ iv0 ^= GET_32BIT_MSB_FIRST(src);
+ src += 4;
+ iv1 ^= GET_32BIT_MSB_FIRST(src);
+ src += 4;
+ des_encipher(out, iv0, iv1, &scheds[0]);
+ des_decipher(out, out[0], out[1], &scheds[1]);
+ des_encipher(out, out[0], out[1], &scheds[2]);
+ iv0 = out[0];
+ iv1 = out[1];
+ PUT_32BIT_MSB_FIRST(dest, iv0);
+ dest += 4;
+ PUT_32BIT_MSB_FIRST(dest, iv1);
+ dest += 4;
des_cbc_decrypt(dest, src, len, &scheds[2]);
des_cbc_encrypt(dest, src, len, &scheds[1]);
des_cbc_decrypt(dest, src, len, &scheds[0]);
}
static void des_cbc3_decrypt(unsigned char *dest, const unsigned char *src,
des_cbc_decrypt(dest, src, len, &scheds[2]);
des_cbc_encrypt(dest, src, len, &scheds[1]);
des_cbc_decrypt(dest, src, len, &scheds[0]);
}
static void des_cbc3_decrypt(unsigned char *dest, const unsigned char *src,
- xL = GET_32BIT_MSB_FIRST(src); src += 4;
- xR = GET_32BIT_MSB_FIRST(src); src += 4;
- des_decipher(out, xL, xR, &scheds[2]);
- des_encipher(out, out[0], out[1], &scheds[1]);
- des_decipher(out, out[0], out[1], &scheds[0]);
- iv0 ^= out[0];
- iv1 ^= out[1];
- PUT_32BIT_MSB_FIRST(dest, iv0); dest += 4;
- PUT_32BIT_MSB_FIRST(dest, iv1); dest += 4;
- iv0 = xL;
- iv1 = xR;
+ xL = GET_32BIT_MSB_FIRST(src);
+ src += 4;
+ xR = GET_32BIT_MSB_FIRST(src);
+ src += 4;
+ des_decipher(out, xL, xR, &scheds[2]);
+ des_encipher(out, out[0], out[1], &scheds[1]);
+ des_decipher(out, out[0], out[1], &scheds[0]);
+ iv0 ^= out[0];
+ iv1 ^= out[1];
+ PUT_32BIT_MSB_FIRST(dest, iv0);
+ dest += 4;
+ PUT_32BIT_MSB_FIRST(dest, iv1);
+ dest += 4;
+ iv0 = xL;
+ iv1 = xR;
- GET_32BIT_MSB_FIRST(key+4), &cskeys[0]);
- des_key_setup(GET_32BIT_MSB_FIRST(key+8),
- GET_32BIT_MSB_FIRST(key+12), &cskeys[1]);
- des_key_setup(GET_32BIT_MSB_FIRST(key+16),
- GET_32BIT_MSB_FIRST(key+20), &cskeys[2]);
+ GET_32BIT_MSB_FIRST(key + 4), &cskeys[0]);
+ des_key_setup(GET_32BIT_MSB_FIRST(key + 8),
+ GET_32BIT_MSB_FIRST(key + 12), &cskeys[1]);
+ des_key_setup(GET_32BIT_MSB_FIRST(key + 16),
+ GET_32BIT_MSB_FIRST(key + 20), &cskeys[2]);
- GET_32BIT_MSB_FIRST(key+4), &sckeys[0]);
- des_key_setup(GET_32BIT_MSB_FIRST(key+8),
- GET_32BIT_MSB_FIRST(key+12), &sckeys[1]);
- des_key_setup(GET_32BIT_MSB_FIRST(key+16),
- GET_32BIT_MSB_FIRST(key+20), &sckeys[2]);
+ GET_32BIT_MSB_FIRST(key + 4), &sckeys[0]);
+ des_key_setup(GET_32BIT_MSB_FIRST(key + 8),
+ GET_32BIT_MSB_FIRST(key + 12), &sckeys[1]);
+ des_key_setup(GET_32BIT_MSB_FIRST(key + 16),
+ GET_32BIT_MSB_FIRST(key + 20), &sckeys[2]);
+ memset(ourkeys, 0, sizeof(ourkeys));
+}
+
+void des3_encrypt_pubkey(unsigned char *key, unsigned char *blk, int len)
+{
+ DESContext ourkeys[3];
+ des_key_setup(GET_32BIT_MSB_FIRST(key),
+ GET_32BIT_MSB_FIRST(key + 4), &ourkeys[0]);
+ des_key_setup(GET_32BIT_MSB_FIRST(key + 8),
+ GET_32BIT_MSB_FIRST(key + 12), &ourkeys[1]);
+ des_key_setup(GET_32BIT_MSB_FIRST(key),
+ GET_32BIT_MSB_FIRST(key + 4), &ourkeys[2]);
+ des_3cbc_encrypt(blk, blk, len, ourkeys);
+ memset(ourkeys, 0, sizeof(ourkeys));
+}
+
+void des3_decrypt_pubkey_ossh(unsigned char *key, unsigned char *iv,
+ unsigned char *blk, int len)
+{
+ DESContext ourkeys[3];
+ des_key_setup(GET_32BIT_MSB_FIRST(key),
+ GET_32BIT_MSB_FIRST(key + 4), &ourkeys[0]);
+ des_key_setup(GET_32BIT_MSB_FIRST(key + 8),
+ GET_32BIT_MSB_FIRST(key + 12), &ourkeys[1]);
+ des_key_setup(GET_32BIT_MSB_FIRST(key + 16),
+ GET_32BIT_MSB_FIRST(key + 20), &ourkeys[2]);
+ ourkeys[0].div0 = GET_32BIT_MSB_FIRST(iv);
+ ourkeys[0].div1 = GET_32BIT_MSB_FIRST(iv+4);
+ des_cbc3_decrypt(blk, blk, len, ourkeys);
+ memset(ourkeys, 0, sizeof(ourkeys));
-struct ssh_cipher ssh_3des_ssh2 = {
- NULL,
+void des3_encrypt_pubkey_ossh(unsigned char *key, unsigned char *iv,
+ unsigned char *blk, int len)
+{
+ DESContext ourkeys[3];
+ des_key_setup(GET_32BIT_MSB_FIRST(key),
+ GET_32BIT_MSB_FIRST(key + 4), &ourkeys[0]);
+ des_key_setup(GET_32BIT_MSB_FIRST(key + 8),
+ GET_32BIT_MSB_FIRST(key + 12), &ourkeys[1]);
+ des_key_setup(GET_32BIT_MSB_FIRST(key + 16),
+ GET_32BIT_MSB_FIRST(key + 20), &ourkeys[2]);
+ ourkeys[0].eiv0 = GET_32BIT_MSB_FIRST(iv);
+ ourkeys[0].eiv1 = GET_32BIT_MSB_FIRST(iv+4);
+ des_cbc3_encrypt(blk, blk, len, ourkeys);
+ memset(ourkeys, 0, sizeof(ourkeys));
+}
+
+static const struct ssh2_cipher ssh_3des_ssh2 = {
-struct ssh_cipher ssh_3des = {
+/*
+ * Single DES in ssh2. It isn't clear that "des-cbc" is an official
+ * cipher name, but ssh.com support it and apparently aren't the
+ * only people to do so, so we sigh and implement it anyway.
+ */
+static const struct ssh2_cipher ssh_des_ssh2 = {
+ des3_csiv, des_cskey, /* iv functions shared with 3des */
+ des3_sciv, des_sckey,
+ des_ssh2_encrypt_blk,
+ des_ssh2_decrypt_blk,
+ "des-cbc",
+ 8, 56
+};
+
+static const struct ssh2_cipher *const des3_list[] = {
+ &ssh_3des_ssh2
+};
+
+const struct ssh2_ciphers ssh2_3des = {
+ sizeof(des3_list) / sizeof(*des3_list),
+ des3_list
+};
+
+static const struct ssh2_cipher *const des_list[] = {
+ &ssh_des_ssh2
+};
+
+const struct ssh2_ciphers ssh2_des = {
+ sizeof(des3_list) / sizeof(*des_list),
+ des_list
+};
+
+const struct ssh_cipher ssh_3des = {