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1.1 misho 1: /* 2: * Copyright (C) 2014 Andreas Steffen 3: * HSR Hochschule fuer Technik Rapperswil 4: * 5: * This program is free software; you can redistribute it and/or modify it 6: * under the terms of the GNU General Public License as published by the 7: * Free Software Foundation; either version 2 of the License, or (at your 8: * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. 9: * 10: * This program is distributed in the hope that it will be useful, but 11: * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 12: * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 13: * for more details. 14: */ 15: 16: #include "bliss_param_set.h" 17: 18: #include <asn1/oid.h> 19: 20: ENUM(bliss_param_set_id_names, BLISS_I, BLISS_B_IV, 21: "BLISS-I", 22: "BLISS-II", 23: "BLISS-III", 24: "BLISS-IV", 25: "BLISS-B-I", 26: "BLISS-B-II", 27: "BLISS-B-III", 28: "BLISS-B-IV" 29: ); 30: 31: /** 32: * sigma = 215, k_sigma = ceiling[ sqrt(2*ln 2) * sigma ] = 254 33: * 34: * c[i] = exp(-2^i/f), i = 0..20, with f = k_sigma^2 / ln 2 = 93'076.9 35: */ 36: static const uint8_t c_bliss_i[] = { 37: 255, 255, 75, 191, 247, 94, 30, 51, 147, 246, 89, 59, 99, 248, 26, 128, 38: 255, 254, 151, 128, 109, 166, 88, 143, 30, 175, 149, 20, 240, 81, 138, 111, 39: 255, 253, 47, 2, 214, 243, 188, 76, 236, 235, 40, 62, 54, 35, 33, 205, 40: 255, 250, 94, 13, 156, 120, 121, 216, 255, 120, 90, 11, 39, 232, 120, 111, 41: 255, 244, 188, 58, 242, 219, 157, 174, 6, 31, 131, 75, 88, 109, 112, 107, 42: 255, 233, 120, 244, 202, 151, 25, 10, 197, 109, 113, 255, 157, 89, 182, 141, 43: 255, 210, 243, 229, 18, 88, 50, 239, 130, 192, 12, 167, 62, 254, 211, 202, 44: 255, 165, 239, 183, 102, 186, 123, 249, 251, 59, 116, 143, 50, 174, 125, 198, 45: 255, 75, 255, 30, 65, 137, 228, 148, 14, 17, 113, 251, 81, 177, 151, 168, 46: 254, 152, 124, 205, 192, 136, 102, 79, 5, 62, 214, 95, 36, 223, 7, 20, 47: 253, 50, 242, 124, 187, 59, 68, 224, 90, 156, 53, 202, 9, 44, 191, 226, 48: 250, 109, 189, 110, 40, 124, 88, 12, 83, 78, 176, 86, 12, 102, 13, 41, 49: 244, 250, 133, 6, 3, 13, 45, 9, 120, 121, 150, 237, 69, 190, 62, 16, 50: 234, 110, 130, 187, 138, 174, 82, 229, 217, 154, 88, 138, 228, 153, 230, 13, 51: 214, 174, 54, 179, 117, 116, 223, 152, 97, 84, 31, 99, 68, 150, 122, 244, 52: 180, 7, 186, 2, 112, 3, 68, 13, 123, 133, 244, 184, 232, 216, 133, 18, 53: 126, 154, 221, 207, 32, 206, 66, 171, 94, 100, 164, 194, 117, 191, 1, 209, 54: 62, 156, 208, 7, 129, 173, 200, 3, 23, 248, 140, 60, 69, 217, 195, 235, 55: 15, 80, 84, 209, 213, 2, 107, 160, 1, 152, 43, 130, 93, 95, 241, 218, 56: 0, 234, 131, 37, 182, 53, 201, 231, 26, 2, 151, 161, 13, 214, 150, 145, 57: 0, 0, 214, 212, 4, 32, 184, 94, 84, 90, 244, 139, 48, 69, 33, 38 58: }; 59: 60: /** 61: * sigma = 250, k_sigma = ceiling[ sqrt(2*ln 2) * sigma ] = 295 62: * 63: * c[i] = exp(-2^i/f), i = 0..20, with f = k_sigma^2 / ln 2 = 125'550.5 64: */ 65: static const uint8_t c_bliss_iii[] = { 66: 255, 255, 122, 95, 16, 128, 14, 195, 60, 90, 166, 191, 205, 26, 144, 204, 67: 255, 254, 244, 190, 102, 192, 187, 141, 169, 92, 33, 30, 170, 141, 184, 56, 68: 255, 253, 233, 125, 228, 131, 93, 148, 121, 92, 52, 122, 149, 96, 29, 66, 69: 255, 251, 211, 0, 37, 9, 199, 244, 213, 217, 122, 205, 171, 200, 198, 5, 70: 255, 247, 166, 17, 185, 251, 90, 150, 1, 28, 7, 205, 125, 46, 84, 201, 71: 255, 239, 76, 105, 50, 114, 159, 235, 215, 165, 204, 182, 125, 143, 228, 222, 72: 255, 222, 153, 233, 85, 187, 45, 204, 236, 229, 38, 180, 20, 161, 7, 167, 73: 255, 189, 56, 46, 38, 4, 83, 8, 151, 137, 136, 1, 9, 180, 58, 204, 74: 255, 122, 129, 199, 240, 52, 248, 193, 76, 26, 160, 32, 195, 250, 217, 25, 75: 254, 245, 73, 44, 68, 229, 150, 74, 228, 74, 124, 249, 123, 94, 108, 127, 76: 253, 235, 168, 56, 252, 93, 188, 160, 249, 137, 236, 65, 62, 182, 153, 63, 77: 251, 219, 163, 110, 233, 251, 114, 216, 230, 35, 59, 210, 107, 100, 184, 16, 78: 247, 200, 110, 236, 134, 237, 213, 111, 240, 149, 109, 22, 216, 213, 237, 145, 79: 239, 212, 98, 249, 238, 1, 227, 248, 242, 51, 211, 134, 154, 115, 189, 83, 80: 224, 174, 65, 2, 190, 158, 9, 6, 184, 13, 130, 104, 247, 102, 38, 160, 81: 197, 49, 104, 97, 61, 210, 19, 115, 208, 54, 91, 27, 209, 227, 33, 26, 82: 151, 229, 20, 46, 200, 238, 35, 134, 72, 183, 253, 160, 193, 155, 117, 103, 83: 90, 32, 10, 204, 78, 83, 191, 230, 0, 221, 219, 6, 43, 252, 185, 95, 84: 31, 186, 139, 154, 90, 155, 17, 9, 42, 139, 40, 111, 246, 175, 4, 15, 85: 3, 238, 181, 190, 138, 94, 50, 234, 128, 193, 95, 36, 65, 236, 170, 208, 86: 0, 15, 118, 216, 230, 142, 121, 211, 13, 168, 207, 126, 145, 176, 24, 201 87: }; 88: 89: /** 90: * sigma = 271, k_sigma = ceiling[ sqrt(2*ln 2) * sigma ] = 320 91: * 92: * c[i] = exp(-2^i/f), i = 0..21, with f = k_sigma^2 / ln 2 = 147'732.0 93: */ 94: static const uint8_t c_bliss_iv[] = { 95: 255, 255, 142, 111, 102, 2, 141, 87, 150, 42, 18, 70, 6, 224, 18, 70, 96: 255, 255, 28, 222, 254, 102, 20, 78, 133, 78, 189, 107, 29, 7, 23, 193, 97: 255, 254, 57, 190, 198, 79, 181, 181, 108, 75, 142, 145, 45, 238, 193, 29, 98: 255, 252, 115, 128, 178, 170, 212, 166, 120, 157, 85, 96, 209, 180, 211, 83, 99: 255, 248, 231, 13, 253, 108, 245, 46, 238, 155, 30, 99, 141, 228, 149, 239, 100: 255, 241, 206, 78, 90, 132, 83, 172, 228, 179, 119, 115, 240, 51, 216, 6, 101: 255, 227, 157, 102, 46, 28, 61, 128, 58, 114, 174, 136, 8, 224, 133, 84, 102: 255, 199, 61, 242, 19, 216, 133, 241, 240, 22, 146, 43, 92, 57, 82, 248, 103: 255, 142, 136, 121, 160, 225, 119, 214, 241, 44, 159, 34, 133, 118, 96, 60, 104: 255, 29, 67, 61, 254, 49, 27, 152, 48, 124, 184, 87, 66, 214, 63, 133, 105: 254, 59, 79, 77, 206, 26, 238, 42, 69, 81, 191, 149, 146, 76, 255, 232, 106: 252, 121, 191, 28, 11, 107, 141, 223, 234, 42, 226, 50, 138, 102, 16, 97, 107: 248, 255, 234, 37, 109, 169, 103, 25, 240, 109, 93, 165, 177, 22, 133, 100, 108: 242, 48, 213, 124, 209, 49, 33, 48, 57, 237, 202, 62, 102, 132, 219, 48, 109: 229, 32, 92, 240, 188, 88, 70, 34, 179, 94, 244, 70, 25, 123, 76, 140, 110: 205, 18, 234, 94, 14, 226, 237, 76, 192, 18, 240, 50, 79, 63, 34, 96, 111: 164, 71, 76, 192, 111, 161, 157, 188, 19, 189, 133, 246, 67, 127, 6, 28, 112: 105, 107, 110, 50, 56, 199, 208, 174, 16, 95, 153, 106, 217, 198, 194, 179, 113: 43, 105, 77, 122, 127, 254, 146, 221, 44, 235, 61, 22, 179, 9, 113, 118, 114: 7, 92, 139, 87, 204, 239, 111, 200, 41, 129, 122, 49, 69, 113, 122, 239, 115: 0, 54, 49, 19, 64, 40, 218, 222, 60, 82, 186, 246, 64, 155, 184, 47, 116: 0, 0, 11, 120, 189, 135, 113, 62, 143, 175, 118, 239, 190, 120, 189, 250 117: }; 118: 119: /** 120: * BLISS signature parameter set definitions 121: */ 122: static const bliss_param_set_t bliss_param_sets[] = { 123: 124: /* BLISS-I scheme */ 125: { 126: .id = BLISS_I, 127: .oid = OID_BLISS_I, 128: .strength = 128, 129: .q = 12289, 130: .q_bits = 14, 131: .q2_inv = 6145, 132: .n = 512, 133: .n_bits = 9, 134: .fft_params = &ntt_fft_12289_512, 135: .non_zero1 = 154, 136: .non_zero2 = 0, 137: .kappa = 23, 138: .nks_max = 46479, 139: .p_max = 0, /* not needed */ 140: .sigma = 215, 141: .k_sigma = 254, 142: .k_sigma_bits = 8, 143: .c = c_bliss_i, 144: .c_cols = 16, 145: .c_rows = 21, 146: .z1_bits = 12, 147: .d = 10, 148: .p = 24, 149: .M = 46539, /* with alpha = 1.000 */ 150: .B_inf = 2047, /* reduced from 2100 due to 12 bit z1 encoding */ 151: .B_l2 = 12872 * 12872 152: }, 153: 154: /* BLISS-III scheme */ 155: { 156: .id = BLISS_III, 157: .oid = OID_BLISS_III, 158: .strength = 160, 159: .q = 12289, 160: .q_bits = 14, 161: .q2_inv = 6145, 162: .n = 512, 163: .n_bits = 9, 164: .fft_params = &ntt_fft_12289_512, 165: .non_zero1 = 216, 166: .non_zero2 = 16, 167: .kappa = 30, 168: .nks_max = 128626, 169: .p_max = 0, /* not needed */ 170: .sigma = 250, 171: .k_sigma = 295, 172: .k_sigma_bits = 9, 173: .c = c_bliss_iii, 174: .c_cols = 16, 175: .c_rows = 21, 176: .z1_bits = 12, 177: .d = 9, 178: .p = 48, 179: .M = 128113, /* with alpha = 0.700 */ 180: .B_inf = 1760, 181: .B_l2 = 10206 * 10206 182: }, 183: 184: /* BLISS-IV scheme */ 185: { 186: .id = BLISS_IV, 187: .oid = OID_BLISS_IV, 188: .strength = 192, 189: .q = 12289, 190: .q_bits = 14, 191: .q2_inv = 6145, 192: .n = 512, 193: .n_bits = 9, 194: .fft_params = &ntt_fft_12289_512, 195: .non_zero1 = 231, 196: .non_zero2 = 31, 197: .kappa = 39, 198: .nks_max = 244669, 199: .p_max = 0, /* not needed */ 200: .sigma = 271, 201: .k_sigma = 320, 202: .k_sigma_bits = 9, 203: .c = c_bliss_iv, 204: .c_cols = 16, 205: .c_rows = 22, 206: .z1_bits = 12, 207: .d = 8, 208: .p = 96, 209: .M = 244186, /* with alpha = 0.550 */ 210: .B_inf = 1613, 211: .B_l2 = 9901 * 9901 212: }, 213: 214: /* BLISS-B-I scheme */ 215: { 216: .id = BLISS_B_I, 217: .oid = OID_BLISS_B_I, 218: .strength = 128, 219: .q = 12289, 220: .q_bits = 14, 221: .q2_inv = 6145, 222: .n = 512, 223: .n_bits = 9, 224: .fft_params = &ntt_fft_12289_512, 225: .non_zero1 = 154, 226: .non_zero2 = 0, 227: .kappa = 23, 228: .nks_max = 0, /* not needed */ 229: .p_max = 17825, 230: .sigma = 215, 231: .k_sigma = 254, 232: .k_sigma_bits = 8, 233: .c = c_bliss_i, 234: .c_cols = 16, 235: .c_rows = 21, 236: .z1_bits = 12, 237: .d = 10, 238: .p = 24, 239: .M = 17954, /* with alpha = 1.610 */ 240: .B_inf = 2047, /* reduced from 2100 due to 12 bit z1 encoding */ 241: .B_l2 = 12872 * 12872 242: }, 243: 244: /* BLISS-B-III scheme */ 245: { 246: .id = BLISS_B_III, 247: .oid = OID_BLISS_B_III, 248: .strength = 160, 249: .q = 12289, 250: .q_bits = 14, 251: .q2_inv = 6145, 252: .n = 512, 253: .n_bits = 9, 254: .fft_params = &ntt_fft_12289_512, 255: .non_zero1 = 216, 256: .non_zero2 = 16, 257: .kappa = 30, 258: .nks_max = 0, /* not needed */ 259: .p_max = 42270, 260: .sigma = 250, 261: .k_sigma = 295, 262: .k_sigma_bits = 9, 263: .c = c_bliss_iii, 264: .c_cols = 16, 265: .c_rows = 21, 266: .z1_bits = 12, 267: .d = 9, 268: .p = 48, 269: .M = 42455, /* with alpha = 1.216 */ 270: .B_inf = 1760, 271: .B_l2 = 10206 * 10206 272: }, 273: 274: /* BLISS-B-IV scheme */ 275: { 276: .id = BLISS_B_IV, 277: .oid = OID_BLISS_B_IV, 278: .strength = 192, 279: .q = 12289, 280: .q_bits = 14, 281: .q2_inv = 6145, 282: .n = 512, 283: .n_bits = 9, 284: .fft_params = &ntt_fft_12289_512, 285: .non_zero1 = 231, 286: .non_zero2 = 31, 287: .kappa = 39, 288: .nks_max = 0, /* not needed */ 289: .p_max = 69576, 290: .sigma = 271, 291: .k_sigma = 320, 292: .k_sigma_bits = 9, 293: .c = c_bliss_iv, 294: .c_cols = 16, 295: .c_rows = 22, 296: .z1_bits = 12, 297: .d = 8, 298: .p = 96, 299: .M = 70034, /* with alpha = 1.027 */ 300: .B_inf = 1613, 301: .B_l2 = 9901 * 9901 302: } 303: 304: }; 305: 306: /** 307: * See header. 308: */ 309: const bliss_param_set_t* bliss_param_set_get_by_id(bliss_param_set_id_t id) 310: { 311: int i; 312: 313: for (i = 0; i < countof(bliss_param_sets); i++) 314: { 315: if (bliss_param_sets[i].id == id) 316: { 317: return &bliss_param_sets[i]; 318: } 319: } 320: return NULL; 321: } 322: 323: 324: /** 325: * See header. 326: */ 327: const bliss_param_set_t* bliss_param_set_get_by_oid(int oid) 328: { 329: int i; 330: 331: for (i = 0; i < countof(bliss_param_sets); i++) 332: { 333: if (bliss_param_sets[i].oid == oid) 334: { 335: return &bliss_param_sets[i]; 336: } 337: } 338: return NULL; 339: }