Файл stribog.py:
#!/usr/bin/python # -"- coding: UTF-8 -"- class entry: """Вычисление хэш-функции по алгоритму ГОСТ 34.11-2012""" def __init__(self): pass def XOR (self, A, B): return [a^b for a, b in zip(A, B)] def plus (self, A, B): result = [0]*64 i, remain = 63, 0 while(i >= 0): s = A[i] + B[i] + remain remain = (s >> 8) if s >= 256 else 0 result[i] = s & 0xFF i -= 1 return result def P (self, A): tau = ( \ 0, 8, 16, 24, 32, 40, 48, 56, \ 1, 9, 17, 25, 33, 41, 49, 57, \ 2, 10, 18, 26, 34, 42, 50, 58, \ 3, 11, 19, 27, 35, 43, 51, 59, \ 4, 12, 20, 28, 36, 44, 52, 60, \ 5, 13, 21, 29, 37, 45, 53, 61, \ 6, 14, 22, 30, 38, 46, 54, 62, \ 7, 15, 23, 31, 39, 47, 55, 63) result = [0]*64 for i in xrange(0, 64): result[i] = A[tau[i]] return result def S (self, A): Pi = ( \ 252, 238, 221, 17, 207, 110, 49, 22, 251, 196, 250, \ 218, 35, 197, 4, 77, 233, 119, 240, 219, 147, 46, \ 153, 186, 23, 54, 241, 187, 20, 205, 95, 193, 249, \ 24, 101, 90, 226, 92, 239, 33, 129, 28, 60, 66, \ 139, 1, 142, 79, 5, 132, 2, 174, 227, 106, 143, \ 160, 6, 11, 237, 152, 127, 212, 211, 31, 235, 52, \ 44, 81, 234, 200, 72, 171, 242, 42, 104, 162, 253, \ 58, 206, 204, 181, 112, 14, 86, 8, 12, 118, 18, \ 191, 114, 19, 71, 156, 183, 93, 135, 21, 161, 150, \ 41, 16, 123, 154, 199, 243, 145, 120, 111, 157, 158, \ 178, 177, 50, 117, 25, 61, 255, 53, 138, 126, 109, \ 84, 198, 128, 195, 189, 13, 87, 223, 245, 36, 169, \ 62, 168, 67, 201, 215, 121, 214, 246, 124, 34, 185, \ 3, 224, 15, 236, 222, 122, 148, 176, 188, 220, 232, \ 40, 80, 78, 51, 10, 74, 167, 151, 96, 115, 30, \ 0, 98, 68, 26, 184, 56, 130, 100, 159, 38, 65, \ 173, 69, 70, 146, 39, 94, 85, 47, 140, 163, 165, \ 125, 105, 213, 149, 59, 7, 88, 179, 64, 134, 172, \ 29, 247, 48, 55, 107, 228, 136, 217, 231, 137, 225, \ 27, 131, 73, 76, 63, 248, 254, 141, 83, 170, 144, \ 202, 216, 133, 97, 32, 113, 103, 164, 45, 43, 9, \ 91, 203, 155, 37, 208, 190, 229, 108, 82, 89, 166, \ 116, 210, 230, 244, 180, 192, 209, 102, 175, 194, 57, \ 75, 99, 182) result = [0]*64 for i in xrange(0, 64): result[i] = Pi[A[i]] return result def L (self, A): l = ( \ 0x8e, 0x20, 0xfa, 0xa7, 0x2b, 0xa0, 0xb4, 0x70, \ 0x47, 0x10, 0x7d, 0xdd, 0x9b, 0x50, 0x5a, 0x38, \ 0xad, 0x08, 0xb0, 0xe0, 0xc3, 0x28, 0x2d, 0x1c, \ 0xd8, 0x04, 0x58, 0x70, 0xef, 0x14, 0x98, 0x0e, \ 0x6c, 0x02, 0x2c, 0x38, 0xf9, 0x0a, 0x4c, 0x07, \ 0x36, 0x01, 0x16, 0x1c, 0xf2, 0x05, 0x26, 0x8d, \ 0x1b, 0x8e, 0x0b, 0x0e, 0x79, 0x8c, 0x13, 0xc8, \ 0x83, 0x47, 0x8b, 0x07, 0xb2, 0x46, 0x87, 0x64, \ \ 0xa0, 0x11, 0xd3, 0x80, 0x81, 0x8e, 0x8f, 0x40, \ 0x50, 0x86, 0xe7, 0x40, 0xce, 0x47, 0xc9, 0x20, \ 0x28, 0x43, 0xfd, 0x20, 0x67, 0xad, 0xea, 0x10, \ 0x14, 0xaf, 0xf0, 0x10, 0xbd, 0xd8, 0x75, 0x08, \ 0x0a, 0xd9, 0x78, 0x08, 0xd0, 0x6c, 0xb4, 0x04, \ 0x05, 0xe2, 0x3c, 0x04, 0x68, 0x36, 0x5a, 0x02, \ 0x8c, 0x71, 0x1e, 0x02, 0x34, 0x1b, 0x2d, 0x01, \ 0x46, 0xb6, 0x0f, 0x01, 0x1a, 0x83, 0x98, 0x8e, \ \ 0x90, 0xda, 0xb5, 0x2a, 0x38, 0x7a, 0xe7, 0x6f, \ 0x48, 0x6d, 0xd4, 0x15, 0x1c, 0x3d, 0xfd, 0xb9, \ 0x24, 0xb8, 0x6a, 0x84, 0x0e, 0x90, 0xf0, 0xd2, \ 0x12, 0x5c, 0x35, 0x42, 0x07, 0x48, 0x78, 0x69, \ 0x09, 0x2e, 0x94, 0x21, 0x8d, 0x24, 0x3c, 0xba, \ 0x8a, 0x17, 0x4a, 0x9e, 0xc8, 0x12, 0x1e, 0x5d, \ 0x45, 0x85, 0x25, 0x4f, 0x64, 0x09, 0x0f, 0xa0, \ 0xac, 0xcc, 0x9c, 0xa9, 0x32, 0x8a, 0x89, 0x50, \ \ 0x9d, 0x4d, 0xf0, 0x5d, 0x5f, 0x66, 0x14, 0x51, \ 0xc0, 0xa8, 0x78, 0xa0, 0xa1, 0x33, 0x0a, 0xa6, \ 0x60, 0x54, 0x3c, 0x50, 0xde, 0x97, 0x05, 0x53, \ 0x30, 0x2a, 0x1e, 0x28, 0x6f, 0xc5, 0x8c, 0xa7, \ 0x18, 0x15, 0x0f, 0x14, 0xb9, 0xec, 0x46, 0xdd, \ 0x0c, 0x84, 0x89, 0x0a, 0xd2, 0x76, 0x23, 0xe0, \ 0x06, 0x42, 0xca, 0x05, 0x69, 0x3b, 0x9f, 0x70, \ 0x03, 0x21, 0x65, 0x8c, 0xba, 0x93, 0xc1, 0x38, \ \ 0x86, 0x27, 0x5d, 0xf0, 0x9c, 0xe8, 0xaa, 0xa8, \ 0x43, 0x9d, 0xa0, 0x78, 0x4e, 0x74, 0x55, 0x54, \ 0xaf, 0xc0, 0x50, 0x3c, 0x27, 0x3a, 0xa4, 0x2a, \ 0xd9, 0x60, 0x28, 0x1e, 0x9d, 0x1d, 0x52, 0x15, \ 0xe2, 0x30, 0x14, 0x0f, 0xc0, 0x80, 0x29, 0x84, \ 0x71, 0x18, 0x0a, 0x89, 0x60, 0x40, 0x9a, 0x42, \ 0xb6, 0x0c, 0x05, 0xca, 0x30, 0x20, 0x4d, 0x21, \ 0x5b, 0x06, 0x8c, 0x65, 0x18, 0x10, 0xa8, 0x9e, \ \ 0x45, 0x6c, 0x34, 0x88, 0x7a, 0x38, 0x05, 0xb9, \ 0xac, 0x36, 0x1a, 0x44, 0x3d, 0x1c, 0x8c, 0xd2, \ 0x56, 0x1b, 0x0d, 0x22, 0x90, 0x0e, 0x46, 0x69, \ 0x2b, 0x83, 0x88, 0x11, 0x48, 0x07, 0x23, 0xba, \ 0x9b, 0xcf, 0x44, 0x86, 0x24, 0x8d, 0x9f, 0x5d, \ 0xc3, 0xe9, 0x22, 0x43, 0x12, 0xc8, 0xc1, 0xa0, \ 0xef, 0xfa, 0x11, 0xaf, 0x09, 0x64, 0xee, 0x50, \ 0xf9, 0x7d, 0x86, 0xd9, 0x8a, 0x32, 0x77, 0x28, \ \ 0xe4, 0xfa, 0x20, 0x54, 0xa8, 0x0b, 0x32, 0x9c, \ 0x72, 0x7d, 0x10, 0x2a, 0x54, 0x8b, 0x19, 0x4e, \ 0x39, 0xb0, 0x08, 0x15, 0x2a, 0xcb, 0x82, 0x27, \ 0x92, 0x58, 0x04, 0x84, 0x15, 0xeb, 0x41, 0x9d, \ 0x49, 0x2c, 0x02, 0x42, 0x84, 0xfb, 0xae, 0xc0, \ 0xaa, 0x16, 0x01, 0x21, 0x42, 0xf3, 0x57, 0x60, \ 0x55, 0x0b, 0x8e, 0x9e, 0x21, 0xf7, 0xa5, 0x30, \ 0xa4, 0x8b, 0x47, 0x4f, 0x9e, 0xf5, 0xdc, 0x18, \ \ 0x70, 0xa6, 0xa5, 0x6e, 0x24, 0x40, 0x59, 0x8e, \ 0x38, 0x53, 0xdc, 0x37, 0x12, 0x20, 0xa2, 0x47, \ 0x1c, 0xa7, 0x6e, 0x95, 0x09, 0x10, 0x51, 0xad, \ 0x0e, 0xdd, 0x37, 0xc4, 0x8a, 0x08, 0xa6, 0xd8, \ 0x07, 0xe0, 0x95, 0x62, 0x45, 0x04, 0x53, 0x6c, \ 0x8d, 0x70, 0xc4, 0x31, 0xac, 0x02, 0xa7, 0x36, \ 0xc8, 0x38, 0x62, 0x96, 0x56, 0x01, 0xdd, 0x1b, \ 0x64, 0x1c, 0x31, 0x4b, 0x2b, 0x8e, 0xe0, 0x83) result = [0]*64 i = 7 while(i >= 0): n = 0 while(n <= 7): p = 63 j = 7 while(j >= 0): k = 0 while(k <= 7): if ((A[i*8+j]>>k) & 1): result[i*8+n] ^= l[p*8+n] p-=1 k+=1 j-=1 n+=1 i-=1 return result def X (self, K, A): return self.XOR(K, A) def LPS (self, A): return self.L(self.P(self.S(A))) def E (self, K, M): C = ( \ (0xb1, 0x08, 0x5b, 0xda, 0x1e, 0xca, 0xda, 0xe9, 0xeb, 0xcb, 0x2f, 0x81, 0xc0, 0x65, 0x7c, 0x1f, \ 0x2f, 0x6a, 0x76, 0x43, 0x2e, 0x45, 0xd0, 0x16, 0x71, 0x4e, 0xb8, 0x8d, 0x75, 0x85, 0xc4, 0xfc, \ 0x4b, 0x7c, 0xe0, 0x91, 0x92, 0x67, 0x69, 0x01, 0xa2, 0x42, 0x2a, 0x08, 0xa4, 0x60, 0xd3, 0x15, \ 0x05, 0x76, 0x74, 0x36, 0xcc, 0x74, 0x4d, 0x23, 0xdd, 0x80, 0x65, 0x59, 0xf2, 0xa6, 0x45, 0x07), \ \ (0x6f, 0xa3, 0xb5, 0x8a, 0xa9, 0x9d, 0x2f, 0x1a, 0x4f, 0xe3, 0x9d, 0x46, 0x0f, 0x70, 0xb5, 0xd7, \ 0xf3, 0xfe, 0xea, 0x72, 0x0a, 0x23, 0x2b, 0x98, 0x61, 0xd5, 0x5e, 0x0f, 0x16, 0xb5, 0x01, 0x31, \ 0x9a, 0xb5, 0x17, 0x6b, 0x12, 0xd6, 0x99, 0x58, 0x5c, 0xb5, 0x61, 0xc2, 0xdb, 0x0a, 0xa7, 0xca, \ 0x55, 0xdd, 0xa2, 0x1b, 0xd7, 0xcb, 0xcd, 0x56, 0xe6, 0x79, 0x04, 0x70, 0x21, 0xb1, 0x9b, 0xb7), \ \ (0xf5, 0x74, 0xdc, 0xac, 0x2b, 0xce, 0x2f, 0xc7, 0x0a, 0x39, 0xfc, 0x28, 0x6a, 0x3d, 0x84, 0x35, \ 0x06, 0xf1, 0x5e, 0x5f, 0x52, 0x9c, 0x1f, 0x8b, 0xf2, 0xea, 0x75, 0x14, 0xb1, 0x29, 0x7b, 0x7b, \ 0xd3, 0xe2, 0x0f, 0xe4, 0x90, 0x35, 0x9e, 0xb1, 0xc1, 0xc9, 0x3a, 0x37, 0x60, 0x62, 0xdb, 0x09, \ 0xc2, 0xb6, 0xf4, 0x43, 0x86, 0x7a, 0xdb, 0x31, 0x99, 0x1e, 0x96, 0xf5, 0x0a, 0xba, 0x0a, 0xb2), \ \ (0xef, 0x1f, 0xdf, 0xb3, 0xe8, 0x15, 0x66, 0xd2, 0xf9, 0x48, 0xe1, 0xa0, 0x5d, 0x71, 0xe4, 0xdd, \ 0x48, 0x8e, 0x85, 0x7e, 0x33, 0x5c, 0x3c, 0x7d, 0x9d, 0x72, 0x1c, 0xad, 0x68, 0x5e, 0x35, 0x3f, \ 0xa9, 0xd7, 0x2c, 0x82, 0xed, 0x03, 0xd6, 0x75, 0xd8, 0xb7, 0x13, 0x33, 0x93, 0x52, 0x03, 0xbe, \ 0x34, 0x53, 0xea, 0xa1, 0x93, 0xe8, 0x37, 0xf1, 0x22, 0x0c, 0xbe, 0xbc, 0x84, 0xe3, 0xd1, 0x2e), \ \ (0x4b, 0xea, 0x6b, 0xac, 0xad, 0x47, 0x47, 0x99, 0x9a, 0x3f, 0x41, 0x0c, 0x6c, 0xa9, 0x23, 0x63, \ 0x7f, 0x15, 0x1c, 0x1f, 0x16, 0x86, 0x10, 0x4a, 0x35, 0x9e, 0x35, 0xd7, 0x80, 0x0f, 0xff, 0xbd, \ 0xbf, 0xcd, 0x17, 0x47, 0x25, 0x3a, 0xf5, 0xa3, 0xdf, 0xff, 0x00, 0xb7, 0x23, 0x27, 0x1a, 0x16, \ 0x7a, 0x56, 0xa2, 0x7e, 0xa9, 0xea, 0x63, 0xf5, 0x60, 0x17, 0x58, 0xfd, 0x7c, 0x6c, 0xfe, 0x57), \ \ (0xae, 0x4f, 0xae, 0xae, 0x1d, 0x3a, 0xd3, 0xd9, 0x6f, 0xa4, 0xc3, 0x3b, 0x7a, 0x30, 0x39, 0xc0, \ 0x2d, 0x66, 0xc4, 0xf9, 0x51, 0x42, 0xa4, 0x6c, 0x18, 0x7f, 0x9a, 0xb4, 0x9a, 0xf0, 0x8e, 0xc6, \ 0xcf, 0xfa, 0xa6, 0xb7, 0x1c, 0x9a, 0xb7, 0xb4, 0x0a, 0xf2, 0x1f, 0x66, 0xc2, 0xbe, 0xc6, 0xb6, \ 0xbf, 0x71, 0xc5, 0x72, 0x36, 0x90, 0x4f, 0x35, 0xfa, 0x68, 0x40, 0x7a, 0x46, 0x64, 0x7d, 0x6e), \ \ (0xf4, 0xc7, 0x0e, 0x16, 0xee, 0xaa, 0xc5, 0xec, 0x51, 0xac, 0x86, 0xfe, 0xbf, 0x24, 0x09, 0x54, \ 0x39, 0x9e, 0xc6, 0xc7, 0xe6, 0xbf, 0x87, 0xc9, 0xd3, 0x47, 0x3e, 0x33, 0x19, 0x7a, 0x93, 0xc9, \ 0x09, 0x92, 0xab, 0xc5, 0x2d, 0x82, 0x2c, 0x37, 0x06, 0x47, 0x69, 0x83, 0x28, 0x4a, 0x05, 0x04, \ 0x35, 0x17, 0x45, 0x4c, 0xa2, 0x3c, 0x4a, 0xf3, 0x88, 0x86, 0x56, 0x4d, 0x3a, 0x14, 0xd4, 0x93), \ \ (0x9b, 0x1f, 0x5b, 0x42, 0x4d, 0x93, 0xc9, 0xa7, 0x03, 0xe7, 0xaa, 0x02, 0x0c, 0x6e, 0x41, 0x41, \ 0x4e, 0xb7, 0xf8, 0x71, 0x9c, 0x36, 0xde, 0x1e, 0x89, 0xb4, 0x44, 0x3b, 0x4d, 0xdb, 0xc4, 0x9a, \ 0xf4, 0x89, 0x2b, 0xcb, 0x92, 0x9b, 0x06, 0x90, 0x69, 0xd1, 0x8d, 0x2b, 0xd1, 0xa5, 0xc4, 0x2f, \ 0x36, 0xac, 0xc2, 0x35, 0x59, 0x51, 0xa8, 0xd9, 0xa4, 0x7f, 0x0d, 0xd4, 0xbf, 0x02, 0xe7, 0x1e), \ \ (0x37, 0x8f, 0x5a, 0x54, 0x16, 0x31, 0x22, 0x9b, 0x94, 0x4c, 0x9a, 0xd8, 0xec, 0x16, 0x5f, 0xde, \ 0x3a, 0x7d, 0x3a, 0x1b, 0x25, 0x89, 0x42, 0x24, 0x3c, 0xd9, 0x55, 0xb7, 0xe0, 0x0d, 0x09, 0x84, \ 0x80, 0x0a, 0x44, 0x0b, 0xdb, 0xb2, 0xce, 0xb1, 0x7b, 0x2b, 0x8a, 0x9a, 0xa6, 0x07, 0x9c, 0x54, \ 0x0e, 0x38, 0xdc, 0x92, 0xcb, 0x1f, 0x2a, 0x60, 0x72, 0x61, 0x44, 0x51, 0x83, 0x23, 0x5a, 0xdb), \ \ (0xab, 0xbe, 0xde, 0xa6, 0x80, 0x05, 0x6f, 0x52, 0x38, 0x2a, 0xe5, 0x48, 0xb2, 0xe4, 0xf3, 0xf3, \ 0x89, 0x41, 0xe7, 0x1c, 0xff, 0x8a, 0x78, 0xdb, 0x1f, 0xff, 0xe1, 0x8a, 0x1b, 0x33, 0x61, 0x03, \ 0x9f, 0xe7, 0x67, 0x02, 0xaf, 0x69, 0x33, 0x4b, 0x7a, 0x1e, 0x6c, 0x30, 0x3b, 0x76, 0x52, 0xf4, \ 0x36, 0x98, 0xfa, 0xd1, 0x15, 0x3b, 0xb6, 0xc3, 0x74, 0xb4, 0xc7, 0xfb, 0x98, 0x45, 0x9c, 0xed), \ \ (0x7b, 0xcd, 0x9e, 0xd0, 0xef, 0xc8, 0x89, 0xfb, 0x30, 0x02, 0xc6, 0xcd, 0x63, 0x5a, 0xfe, 0x94, \ 0xd8, 0xfa, 0x6b, 0xbb, 0xeb, 0xab, 0x07, 0x61, 0x20, 0x01, 0x80, 0x21, 0x14, 0x84, 0x66, 0x79, \ 0x8a, 0x1d, 0x71, 0xef, 0xea, 0x48, 0xb9, 0xca, 0xef, 0xba, 0xcd, 0x1d, 0x7d, 0x47, 0x6e, 0x98, \ 0xde, 0xa2, 0x59, 0x4a, 0xc0, 0x6f, 0xd8, 0x5d, 0x6b, 0xca, 0xa4, 0xcd, 0x81, 0xf3, 0x2d, 0x1b), \ \ (0x37, 0x8e, 0xe7, 0x67, 0xf1, 0x16, 0x31, 0xba, 0xd2, 0x13, 0x80, 0xb0, 0x04, 0x49, 0xb1, 0x7a, \ 0xcd, 0xa4, 0x3c, 0x32, 0xbc, 0xdf, 0x1d, 0x77, 0xf8, 0x20, 0x12, 0xd4, 0x30, 0x21, 0x9f, 0x9b, \ 0x5d, 0x80, 0xef, 0x9d, 0x18, 0x91, 0xcc, 0x86, 0xe7, 0x1d, 0xa4, 0xaa, 0x88, 0xe1, 0x28, 0x52, \ 0xfa, 0xf4, 0x17, 0xd5, 0xd9, 0xb2, 0x1b, 0x99, 0x48, 0xbc, 0x92, 0x4a, 0xf1, 0x1b, 0xd7, 0x20)) result = self.X(K, M) i = 0 while(i < 12): result = self.LPS(result) K = self.XOR(K, C[i]) K = self.LPS(K) result = self.X(K, result) i+=1 return result def g (self, N, h, m): result = self.XOR(h, N) result = self.LPS(result) result = self.E(result, m) result = self.XOR(result, h) result = self.XOR(result, m) return result def FromString (self, string, hashtype): h = [1 if hashtype == 256 else 0]*64 e = [0]*64 N = [0]*64 Z = [0]*64 m = [0]*64 start = 0 while start + 64 <= len(string): for i in xrange(0, 64): m[63-i] = ord(string[start+i]) h = self.g(N, h, m) e[62] = (512 >> 8); e[63] = (512 & 0xFF); N = self.plus(N, e); Z = self.plus(Z, m); start += 64 sz = len(string)-start m = [0]*64 for i in xrange(0, sz): m[63-i] = ord(string[start+i]) m[64-sz-1] = 1 h = self.g(N, h, m) e[62] = (sz*8)>>8 e[63] = (sz*8)&0xFF N = self.plus(N, e) Z = self.plus(Z, m) e[62] = 0 e[63] = 0 h = self.g(e, h, N) h = self.g(e, h, Z) return ''.join(reversed([('%0.2X' % a) for a in h][:(32 if hashtype == 256 else 64)]))
Пользоваться этим просто:
#!/usr/bin/python # -"- coding: UTF-8 -"- import stribog print "test 1" print stribog.entry().FromString('012345678901234567890123456789012345678901234567890123456789012', 512) print stribog.entry().FromString('012345678901234567890123456789012345678901234567890123456789012', 256) print "test 2" print stribog.entry().FromString(open('stribog_test2.txt').read(), 512) print stribog.entry().FromString(open('stribog_test2.txt').read(), 256)