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Diffstat (limited to 'src/libstrongswan/plugins/bliss/bliss_param_set.c')
-rw-r--r--src/libstrongswan/plugins/bliss/bliss_param_set.c339
1 files changed, 339 insertions, 0 deletions
diff --git a/src/libstrongswan/plugins/bliss/bliss_param_set.c b/src/libstrongswan/plugins/bliss/bliss_param_set.c
new file mode 100644
index 000000000..3781a588f
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+++ b/src/libstrongswan/plugins/bliss/bliss_param_set.c
@@ -0,0 +1,339 @@
+/*
+ * Copyright (C) 2014 Andreas Steffen
+ * HSR Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program 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 General Public License
+ * for more details.
+ */
+
+#include "bliss_param_set.h"
+
+#include <asn1/oid.h>
+
+ENUM(bliss_param_set_id_names, BLISS_I, BLISS_B_IV,
+ "BLISS-I",
+ "BLISS-II",
+ "BLISS-III",
+ "BLISS-IV",
+ "BLISS-B-I",
+ "BLISS-B-II",
+ "BLISS-B-III",
+ "BLISS-B-IV"
+);
+
+/**
+ * sigma = 215, k_sigma = ceiling[ sqrt(2*ln 2) * sigma ] = 254
+ *
+ * c[i] = exp(-2^i/f), i = 0..20, with f = k_sigma^2 / ln 2 = 93'076.9
+ */
+static uint8_t c_bliss_i[] = {
+ 255, 255, 75, 191, 247, 94, 30, 51, 147, 246, 89, 59, 99, 248, 26, 128,
+ 255, 254, 151, 128, 109, 166, 88, 143, 30, 175, 149, 20, 240, 81, 138, 111,
+ 255, 253, 47, 2, 214, 243, 188, 76, 236, 235, 40, 62, 54, 35, 33, 205,
+ 255, 250, 94, 13, 156, 120, 121, 216, 255, 120, 90, 11, 39, 232, 120, 111,
+ 255, 244, 188, 58, 242, 219, 157, 174, 6, 31, 131, 75, 88, 109, 112, 107,
+ 255, 233, 120, 244, 202, 151, 25, 10, 197, 109, 113, 255, 157, 89, 182, 141,
+ 255, 210, 243, 229, 18, 88, 50, 239, 130, 192, 12, 167, 62, 254, 211, 202,
+ 255, 165, 239, 183, 102, 186, 123, 249, 251, 59, 116, 143, 50, 174, 125, 198,
+ 255, 75, 255, 30, 65, 137, 228, 148, 14, 17, 113, 251, 81, 177, 151, 168,
+ 254, 152, 124, 205, 192, 136, 102, 79, 5, 62, 214, 95, 36, 223, 7, 20,
+ 253, 50, 242, 124, 187, 59, 68, 224, 90, 156, 53, 202, 9, 44, 191, 226,
+ 250, 109, 189, 110, 40, 124, 88, 12, 83, 78, 176, 86, 12, 102, 13, 41,
+ 244, 250, 133, 6, 3, 13, 45, 9, 120, 121, 150, 237, 69, 190, 62, 16,
+ 234, 110, 130, 187, 138, 174, 82, 229, 217, 154, 88, 138, 228, 153, 230, 13,
+ 214, 174, 54, 179, 117, 116, 223, 152, 97, 84, 31, 99, 68, 150, 122, 244,
+ 180, 7, 186, 2, 112, 3, 68, 13, 123, 133, 244, 184, 232, 216, 133, 18,
+ 126, 154, 221, 207, 32, 206, 66, 171, 94, 100, 164, 194, 117, 191, 1, 209,
+ 62, 156, 208, 7, 129, 173, 200, 3, 23, 248, 140, 60, 69, 217, 195, 235,
+ 15, 80, 84, 209, 213, 2, 107, 160, 1, 152, 43, 130, 93, 95, 241, 218,
+ 0, 234, 131, 37, 182, 53, 201, 231, 26, 2, 151, 161, 13, 214, 150, 145,
+ 0, 0, 214, 212, 4, 32, 184, 94, 84, 90, 244, 139, 48, 69, 33, 38
+};
+
+/**
+ * sigma = 250, k_sigma = ceiling[ sqrt(2*ln 2) * sigma ] = 295
+ *
+ * c[i] = exp(-2^i/f), i = 0..20, with f = k_sigma^2 / ln 2 = 125'550.5
+ */
+static uint8_t c_bliss_iii[] = {
+ 255, 255, 122, 95, 16, 128, 14, 195, 60, 90, 166, 191, 205, 26, 144, 204,
+ 255, 254, 244, 190, 102, 192, 187, 141, 169, 92, 33, 30, 170, 141, 184, 56,
+ 255, 253, 233, 125, 228, 131, 93, 148, 121, 92, 52, 122, 149, 96, 29, 66,
+ 255, 251, 211, 0, 37, 9, 199, 244, 213, 217, 122, 205, 171, 200, 198, 5,
+ 255, 247, 166, 17, 185, 251, 90, 150, 1, 28, 7, 205, 125, 46, 84, 201,
+ 255, 239, 76, 105, 50, 114, 159, 235, 215, 165, 204, 182, 125, 143, 228, 222,
+ 255, 222, 153, 233, 85, 187, 45, 204, 236, 229, 38, 180, 20, 161, 7, 167,
+ 255, 189, 56, 46, 38, 4, 83, 8, 151, 137, 136, 1, 9, 180, 58, 204,
+ 255, 122, 129, 199, 240, 52, 248, 193, 76, 26, 160, 32, 195, 250, 217, 25,
+ 254, 245, 73, 44, 68, 229, 150, 74, 228, 74, 124, 249, 123, 94, 108, 127,
+ 253, 235, 168, 56, 252, 93, 188, 160, 249, 137, 236, 65, 62, 182, 153, 63,
+ 251, 219, 163, 110, 233, 251, 114, 216, 230, 35, 59, 210, 107, 100, 184, 16,
+ 247, 200, 110, 236, 134, 237, 213, 111, 240, 149, 109, 22, 216, 213, 237, 145,
+ 239, 212, 98, 249, 238, 1, 227, 248, 242, 51, 211, 134, 154, 115, 189, 83,
+ 224, 174, 65, 2, 190, 158, 9, 6, 184, 13, 130, 104, 247, 102, 38, 160,
+ 197, 49, 104, 97, 61, 210, 19, 115, 208, 54, 91, 27, 209, 227, 33, 26,
+ 151, 229, 20, 46, 200, 238, 35, 134, 72, 183, 253, 160, 193, 155, 117, 103,
+ 90, 32, 10, 204, 78, 83, 191, 230, 0, 221, 219, 6, 43, 252, 185, 95,
+ 31, 186, 139, 154, 90, 155, 17, 9, 42, 139, 40, 111, 246, 175, 4, 15,
+ 3, 238, 181, 190, 138, 94, 50, 234, 128, 193, 95, 36, 65, 236, 170, 208,
+ 0, 15, 118, 216, 230, 142, 121, 211, 13, 168, 207, 126, 145, 176, 24, 201
+};
+
+/**
+ * sigma = 271, k_sigma = ceiling[ sqrt(2*ln 2) * sigma ] = 320
+ *
+ * c[i] = exp(-2^i/f), i = 0..21, with f = k_sigma^2 / ln 2 = 147'732.0
+ */
+static uint8_t c_bliss_iv[] = {
+ 255, 255, 142, 111, 102, 2, 141, 87, 150, 42, 18, 70, 6, 224, 18, 70,
+ 255, 255, 28, 222, 254, 102, 20, 78, 133, 78, 189, 107, 29, 7, 23, 193,
+ 255, 254, 57, 190, 198, 79, 181, 181, 108, 75, 142, 145, 45, 238, 193, 29,
+ 255, 252, 115, 128, 178, 170, 212, 166, 120, 157, 85, 96, 209, 180, 211, 83,
+ 255, 248, 231, 13, 253, 108, 245, 46, 238, 155, 30, 99, 141, 228, 149, 239,
+ 255, 241, 206, 78, 90, 132, 83, 172, 228, 179, 119, 115, 240, 51, 216, 6,
+ 255, 227, 157, 102, 46, 28, 61, 128, 58, 114, 174, 136, 8, 224, 133, 84,
+ 255, 199, 61, 242, 19, 216, 133, 241, 240, 22, 146, 43, 92, 57, 82, 248,
+ 255, 142, 136, 121, 160, 225, 119, 214, 241, 44, 159, 34, 133, 118, 96, 60,
+ 255, 29, 67, 61, 254, 49, 27, 152, 48, 124, 184, 87, 66, 214, 63, 133,
+ 254, 59, 79, 77, 206, 26, 238, 42, 69, 81, 191, 149, 146, 76, 255, 232,
+ 252, 121, 191, 28, 11, 107, 141, 223, 234, 42, 226, 50, 138, 102, 16, 97,
+ 248, 255, 234, 37, 109, 169, 103, 25, 240, 109, 93, 165, 177, 22, 133, 100,
+ 242, 48, 213, 124, 209, 49, 33, 48, 57, 237, 202, 62, 102, 132, 219, 48,
+ 229, 32, 92, 240, 188, 88, 70, 34, 179, 94, 244, 70, 25, 123, 76, 140,
+ 205, 18, 234, 94, 14, 226, 237, 76, 192, 18, 240, 50, 79, 63, 34, 96,
+ 164, 71, 76, 192, 111, 161, 157, 188, 19, 189, 133, 246, 67, 127, 6, 28,
+ 105, 107, 110, 50, 56, 199, 208, 174, 16, 95, 153, 106, 217, 198, 194, 179,
+ 43, 105, 77, 122, 127, 254, 146, 221, 44, 235, 61, 22, 179, 9, 113, 118,
+ 7, 92, 139, 87, 204, 239, 111, 200, 41, 129, 122, 49, 69, 113, 122, 239,
+ 0, 54, 49, 19, 64, 40, 218, 222, 60, 82, 186, 246, 64, 155, 184, 47,
+ 0, 0, 11, 120, 189, 135, 113, 62, 143, 175, 118, 239, 190, 120, 189, 250
+};
+
+/**
+ * BLISS signature parameter set definitions
+ */
+static bliss_param_set_t bliss_param_sets[] = {
+
+ /* BLISS-I scheme */
+ {
+ .id = BLISS_I,
+ .oid = OID_BLISS_I,
+ .strength = 128,
+ .q = 12289,
+ .q_bits = 14,
+ .q2_inv = 6145,
+ .n = 512,
+ .n_bits = 9,
+ .fft_params = &bliss_fft_12289_512,
+ .non_zero1 = 154,
+ .non_zero2 = 0,
+ .kappa = 23,
+ .nks_max = 46479,
+ .p_max = 0, /* not needed */
+ .sigma = 215,
+ .k_sigma = 254,
+ .k_sigma_bits = 8,
+ .c = c_bliss_i,
+ .c_cols = 16,
+ .c_rows = 21,
+ .z1_bits = 12,
+ .d = 10,
+ .p = 24,
+ .M = 46539, /* with alpha = 1.000 */
+ .B_inf = 2047, /* reduced from 2100 due to 12 bit z1 encoding */
+ .B_l2 = 12872 * 12872
+ },
+
+ /* BLISS-III scheme */
+ {
+ .id = BLISS_III,
+ .oid = OID_BLISS_III,
+ .strength = 160,
+ .q = 12289,
+ .q_bits = 14,
+ .q2_inv = 6145,
+ .n = 512,
+ .n_bits = 9,
+ .fft_params = &bliss_fft_12289_512,
+ .non_zero1 = 216,
+ .non_zero2 = 16,
+ .kappa = 30,
+ .nks_max = 128626,
+ .p_max = 0, /* not needed */
+ .sigma = 250,
+ .k_sigma = 295,
+ .k_sigma_bits = 9,
+ .c = c_bliss_iii,
+ .c_cols = 16,
+ .c_rows = 21,
+ .z1_bits = 12,
+ .d = 9,
+ .p = 48,
+ .M = 128113, /* with alpha = 0.700 */
+ .B_inf = 1760,
+ .B_l2 = 10206 * 10206
+ },
+
+ /* BLISS-IV scheme */
+ {
+ .id = BLISS_IV,
+ .oid = OID_BLISS_IV,
+ .strength = 192,
+ .q = 12289,
+ .q_bits = 14,
+ .q2_inv = 6145,
+ .n = 512,
+ .n_bits = 9,
+ .fft_params = &bliss_fft_12289_512,
+ .non_zero1 = 231,
+ .non_zero2 = 31,
+ .kappa = 39,
+ .nks_max = 244669,
+ .p_max = 0, /* not needed */
+ .sigma = 271,
+ .k_sigma = 320,
+ .k_sigma_bits = 9,
+ .c = c_bliss_iv,
+ .c_cols = 16,
+ .c_rows = 22,
+ .z1_bits = 12,
+ .d = 8,
+ .p = 96,
+ .M = 244186, /* with alpha = 0.550 */
+ .B_inf = 1613,
+ .B_l2 = 9901 * 9901
+ },
+
+ /* BLISS-B-I scheme */
+ {
+ .id = BLISS_B_I,
+ .oid = OID_BLISS_B_I,
+ .strength = 128,
+ .q = 12289,
+ .q_bits = 14,
+ .q2_inv = 6145,
+ .n = 512,
+ .n_bits = 9,
+ .fft_params = &bliss_fft_12289_512,
+ .non_zero1 = 154,
+ .non_zero2 = 0,
+ .kappa = 23,
+ .nks_max = 0, /* not needed */
+ .p_max = 17825,
+ .sigma = 215,
+ .k_sigma = 254,
+ .k_sigma_bits = 8,
+ .c = c_bliss_i,
+ .c_cols = 16,
+ .c_rows = 21,
+ .z1_bits = 12,
+ .d = 10,
+ .p = 24,
+ .M = 17954, /* with alpha = 1.610 */
+ .B_inf = 2047, /* reduced from 2100 due to 12 bit z1 encoding */
+ .B_l2 = 12872 * 12872
+ },
+
+ /* BLISS-B-III scheme */
+ {
+ .id = BLISS_B_III,
+ .oid = OID_BLISS_B_III,
+ .strength = 160,
+ .q = 12289,
+ .q_bits = 14,
+ .q2_inv = 6145,
+ .n = 512,
+ .n_bits = 9,
+ .fft_params = &bliss_fft_12289_512,
+ .non_zero1 = 216,
+ .non_zero2 = 16,
+ .kappa = 30,
+ .nks_max = 0, /* not needed */
+ .p_max = 42270,
+ .sigma = 250,
+ .k_sigma = 295,
+ .k_sigma_bits = 9,
+ .c = c_bliss_iii,
+ .c_cols = 16,
+ .c_rows = 21,
+ .z1_bits = 12,
+ .d = 9,
+ .p = 48,
+ .M = 42455, /* with alpha = 1.216 */
+ .B_inf = 1760,
+ .B_l2 = 10206 * 10206
+ },
+
+ /* BLISS-B-IV scheme */
+ {
+ .id = BLISS_B_IV,
+ .oid = OID_BLISS_B_IV,
+ .strength = 192,
+ .q = 12289,
+ .q_bits = 14,
+ .q2_inv = 6145,
+ .n = 512,
+ .n_bits = 9,
+ .fft_params = &bliss_fft_12289_512,
+ .non_zero1 = 231,
+ .non_zero2 = 31,
+ .kappa = 39,
+ .nks_max = 0, /* not needed */
+ .p_max = 69576,
+ .sigma = 271,
+ .k_sigma = 320,
+ .k_sigma_bits = 9,
+ .c = c_bliss_iv,
+ .c_cols = 16,
+ .c_rows = 22,
+ .z1_bits = 12,
+ .d = 8,
+ .p = 96,
+ .M = 70034, /* with alpha = 1.027 */
+ .B_inf = 1613,
+ .B_l2 = 9901 * 9901
+ }
+
+};
+
+/**
+ * See header.
+ */
+bliss_param_set_t* bliss_param_set_get_by_id(bliss_param_set_id_t id)
+{
+ int i;
+
+ for (i = 0; i < countof(bliss_param_sets); i++)
+ {
+ if (bliss_param_sets[i].id == id)
+ {
+ return &bliss_param_sets[i];
+ }
+ }
+ return NULL;
+}
+
+
+/**
+ * See header.
+ */
+bliss_param_set_t* bliss_param_set_get_by_oid(int oid)
+{
+ int i;
+
+ for (i = 0; i < countof(bliss_param_sets); i++)
+ {
+ if (bliss_param_sets[i].oid == oid)
+ {
+ return &bliss_param_sets[i];
+ }
+ }
+ return NULL;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-20 11:58:39 +0000