2013-11-19 23:14:07 +00:00
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/*
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* Copyright (C) 2013 Andreas Steffen
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* HSR Hochschule fuer Technik Rapperswil
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*/
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#include "test_suite.h"
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2013-11-28 17:00:33 +00:00
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#include <tests/utils/test_rng.h>
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2013-11-24 01:22:25 +00:00
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#include <plugins/ntru/ntru_drbg.h>
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2013-11-28 17:06:09 +00:00
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#include <utils/test.h>
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IMPORT_FUNCTION_FOR_TESTS(ntru, ntru_drbg_create, ntru_drbg_t*,
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u_int32_t strength, chunk_t pers_str, rng_t *entropy)
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2013-11-21 22:51:02 +00:00
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2013-11-19 23:14:07 +00:00
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/**
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* NTRU parameter sets to test
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*/
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static struct {
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diffie_hellman_group_t group;
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char *group_name;
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} params[] = {
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{ NTRU_112_BIT, "NTRU_112" },
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{ NTRU_128_BIT, "NTRU_128" },
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{ NTRU_192_BIT, "NTRU_192" },
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{ NTRU_256_BIT, "NTRU_256" }
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};
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2013-11-20 23:15:59 +00:00
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/**
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* NTRU parameter set selection
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*/
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2013-11-21 21:08:16 +00:00
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char *parameter_sets[] = {
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2013-11-20 23:15:59 +00:00
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"x9_98_speed", "x9_98_bandwidth", "x9_98_balance", "optimum"
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};
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2013-11-24 01:22:25 +00:00
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typedef struct {
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u_int32_t requested;
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u_int32_t standard;
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}strength_t;
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strength_t strengths[] = {
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{ 80, 112 },
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{ 112, 112 },
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{ 120, 128 },
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{ 128, 128 },
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{ 150, 192 },
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{ 192, 192 },
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{ 200, 256 },
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{ 256, 256 },
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{ 512, 0 }
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};
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START_TEST(test_ntru_drbg_strength)
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2013-11-21 22:51:02 +00:00
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{
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2013-11-24 01:22:25 +00:00
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ntru_drbg_t *drbg;
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rng_t *entropy;
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entropy = lib->crypto->create_rng(lib->crypto, RNG_STRONG);
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ck_assert(entropy != NULL);
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drbg = ntru_drbg_create(strengths[_i].requested, chunk_empty, entropy);
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if (strengths[_i].standard)
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{
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ck_assert(drbg != NULL);
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ck_assert(drbg->get_strength(drbg) == strengths[_i].standard);
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drbg->destroy(drbg);
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}
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else
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{
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ck_assert(drbg == NULL);
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}
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entropy->destroy(entropy);
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}
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END_TEST
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2013-11-25 12:48:31 +00:00
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typedef struct {
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chunk_t pers_str;
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chunk_t entropy;
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chunk_t out;
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} drbg_test_t;
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/**
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* NIST SP 800-90A Deterministic Random Generator Validation System (DRBGVS)
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*/
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drbg_test_t drbg_tests[] = {
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/* SHA-256 test case 1 - count 0 */
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{ { NULL, 0 },
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chunk_from_chars(0x06, 0x03, 0x2c, 0xd5, 0xee, 0xd3, 0x3f, 0x39,
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0x26, 0x5f, 0x49, 0xec, 0xb1, 0x42, 0xc5, 0x11,
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0xda, 0x9a, 0xff, 0x2a, 0xf7, 0x12, 0x03, 0xbf,
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0xfa, 0xf3, 0x4a, 0x9c, 0xa5, 0xbd, 0x9c, 0x0d,
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0x0e, 0x66, 0xf7, 0x1e, 0xdc, 0x43, 0xe4, 0x2a,
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0x45, 0xad, 0x3c, 0x6f, 0xc6, 0xcd, 0xc4, 0xdf,
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0x01, 0x92, 0x0a, 0x4e, 0x66, 0x9e, 0xd3, 0xa8,
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0x5a, 0xe8, 0xa3, 0x3b, 0x35, 0xa7, 0x4a, 0xd7,
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0xfb, 0x2a, 0x6b, 0xb4, 0xcf, 0x39, 0x5c, 0xe0,
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0x03, 0x34, 0xa9, 0xc9, 0xa5, 0xa5, 0xd5, 0x52),
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chunk_from_chars(0x76, 0xfc, 0x79, 0xfe, 0x9b, 0x50, 0xbe, 0xcc,
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0xc9, 0x91, 0xa1, 0x1b, 0x56, 0x35, 0x78, 0x3a,
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0x83, 0x53, 0x6a, 0xdd, 0x03, 0xc1, 0x57, 0xfb,
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0x30, 0x64, 0x5e, 0x61, 0x1c, 0x28, 0x98, 0xbb,
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0x2b, 0x1b, 0xc2, 0x15, 0x00, 0x02, 0x09, 0x20,
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0x8c, 0xd5, 0x06, 0xcb, 0x28, 0xda, 0x2a, 0x51,
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0xbd, 0xb0, 0x38, 0x26, 0xaa, 0xf2, 0xbd, 0x23,
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0x35, 0xd5, 0x76, 0xd5, 0x19, 0x16, 0x08, 0x42,
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0xe7, 0x15, 0x8a, 0xd0, 0x94, 0x9d, 0x1a, 0x9e,
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0xc3, 0xe6, 0x6e, 0xa1, 0xb1, 0xa0, 0x64, 0xb0,
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0x05, 0xde, 0x91, 0x4e, 0xac, 0x2e, 0x9d, 0x4f,
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0x2d, 0x72, 0xa8, 0x61, 0x6a, 0x80, 0x22, 0x54,
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0x22, 0x91, 0x82, 0x50, 0xff, 0x66, 0xa4, 0x1b,
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0xd2, 0xf8, 0x64, 0xa6, 0xa3, 0x8c, 0xc5, 0xb6,
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0x49, 0x9d, 0xc4, 0x3f, 0x7f, 0x2b, 0xd0, 0x9e,
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0x1e, 0x0f, 0x8f, 0x58, 0x85, 0x93, 0x51, 0x24)
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},
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/* SHA-256 test case 3 - count 0 */
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{ chunk_from_chars(0xf2, 0xe5, 0x8f, 0xe6, 0x0a, 0x3a, 0xfc, 0x59,
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0xda, 0xd3, 0x75, 0x95, 0x41, 0x5f, 0xfd, 0x31,
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0x8c, 0xcf, 0x69, 0xd6, 0x77, 0x80, 0xf6, 0xfa,
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0x07, 0x97, 0xdc, 0x9a, 0xa4, 0x3e, 0x14, 0x4c),
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chunk_from_chars(0xfa, 0x0e, 0xe1, 0xfe, 0x39, 0xc7, 0xc3, 0x90,
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0xaa, 0x94, 0x15, 0x9d, 0x0d, 0xe9, 0x75, 0x64,
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0x34, 0x2b, 0x59, 0x17, 0x77, 0xf3, 0xe5, 0xf6,
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0xa4, 0xba, 0x2a, 0xea, 0x34, 0x2e, 0xc8, 0x40,
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0xdd, 0x08, 0x20, 0x65, 0x5c, 0xb2, 0xff, 0xdb,
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0x0d, 0xa9, 0xe9, 0x31, 0x0a, 0x67, 0xc9, 0xe5,
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0xe0, 0x62, 0x9b, 0x6d, 0x79, 0x75, 0xdd, 0xfa,
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0x96, 0xa3, 0x99, 0x64, 0x87, 0x40, 0xe6, 0x0f,
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0x1f, 0x95, 0x57, 0xdc, 0x58, 0xb3, 0xd7, 0x41,
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0x5f, 0x9b, 0xa9, 0xd4, 0xdb, 0xb5, 0x01, 0xf6),
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chunk_from_chars(0xf9, 0x2d, 0x4c, 0xf9, 0x9a, 0x53, 0x5b, 0x20,
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0x22, 0x2a, 0x52, 0xa6, 0x8d, 0xb0, 0x4c, 0x5a,
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0xf6, 0xf5, 0xff, 0xc7, 0xb6, 0x6a, 0x47, 0x3a,
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0x37, 0xa2, 0x56, 0xbd, 0x8d, 0x29, 0x8f, 0x9b,
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0x4a, 0xa4, 0xaf, 0x7e, 0x8d, 0x18, 0x1e, 0x02,
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0x36, 0x79, 0x03, 0xf9, 0x3b, 0xdb, 0x74, 0x4c,
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0x6c, 0x2f, 0x3f, 0x34, 0x72, 0x62, 0x6b, 0x40,
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0xce, 0x9b, 0xd6, 0xa7, 0x0e, 0x7b, 0x8f, 0x93,
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0x99, 0x2a, 0x16, 0xa7, 0x6f, 0xab, 0x6b, 0x5f,
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0x16, 0x25, 0x68, 0xe0, 0x8e, 0xe6, 0xc3, 0xe8,
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0x04, 0xae, 0xfd, 0x95, 0x2d, 0xdd, 0x3a, 0xcb,
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0x79, 0x1c, 0x50, 0xf2, 0xad, 0x69, 0xe9, 0xa0,
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0x40, 0x28, 0xa0, 0x6a, 0x9c, 0x01, 0xd3, 0xa6,
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0x2a, 0xca, 0x2a, 0xaf, 0x6e, 0xfe, 0x69, 0xed,
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0x97, 0xa0, 0x16, 0x21, 0x3a, 0x2d, 0xd6, 0x42,
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0xb4, 0x88, 0x67, 0x64, 0x07, 0x2d, 0x9c, 0xbe)
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},
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/* SHA-256 test case 5 - count 0 */
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{ { NULL, 0 },
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chunk_from_chars(0xff, 0x0c, 0xdd, 0x55, 0x5c, 0x60, 0x46, 0x47,
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0x60, 0xb2, 0x89, 0xb7, 0xbc, 0x1f, 0x81, 0x1a,
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0x41, 0xff, 0xf7, 0x2d, 0xe5, 0x90, 0x83, 0x85,
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0x8c, 0x02, 0x0a, 0x10, 0x53, 0xbd, 0xc7, 0x4a,
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0x7b, 0xc0, 0x99, 0x28, 0x5a, 0xd5, 0x62, 0x19,
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0x93, 0xb6, 0x39, 0xc4, 0xa9, 0x4c, 0x37, 0x6b,
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0x14, 0xfc, 0x6c, 0x9b, 0x17, 0x8d, 0xb6, 0x44,
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0xa8, 0xcd, 0x71, 0x30, 0xa4, 0xcf, 0x05, 0x16,
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0x78, 0xc8, 0xf4, 0xfa, 0x8f, 0x24, 0xc2, 0x7b,
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0x0a, 0x53, 0x13, 0x38, 0xa5, 0xce, 0x85, 0x89),
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chunk_from_chars(0x2f, 0x26, 0x20, 0x34, 0x7b, 0xdd, 0xca, 0xa2,
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0x94, 0x36, 0x85, 0x34, 0x6b, 0xbf, 0x31, 0xc4,
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0x40, 0x81, 0xf8, 0x66, 0x5f, 0x3d, 0xdb, 0x2b,
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0x42, 0xae, 0x14, 0x16, 0xa7, 0x4c, 0x4b, 0x77,
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0xfa, 0xb3, 0xfa, 0x19, 0xae, 0xec, 0xc5, 0x47,
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0xe7, 0x6c, 0x8c, 0xbe, 0x6a, 0xd1, 0xf1, 0x00,
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0xa3, 0xfc, 0x8b, 0x2c, 0xe2, 0xa1, 0xea, 0x3a,
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0x3d, 0xd7, 0xcf, 0xad, 0x46, 0xc1, 0xb2, 0x78,
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0x30, 0xb9, 0x40, 0xba, 0x18, 0xd0, 0x9e, 0x9b,
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0x7f, 0xa9, 0x02, 0xbb, 0x76, 0x06, 0x69, 0xb1,
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0x73, 0x5c, 0xc7, 0xb7, 0xbd, 0x39, 0x05, 0x2d,
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0xa7, 0xf2, 0x62, 0x6f, 0xa8, 0x70, 0x00, 0xcf,
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0xfa, 0xda, 0x41, 0x00, 0x19, 0xd0, 0x53, 0x38,
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0x6a, 0xd8, 0x08, 0xbd, 0x3c, 0x0c, 0xfc, 0xf5,
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0x6b, 0x91, 0x87, 0x9e, 0xb8, 0xd3, 0xf9, 0x32,
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0xee, 0x2d, 0x18, 0x5e, 0x54, 0xf3, 0x1b, 0x74)
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},
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/* SHA-256 test case 7 - count 0 */
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{ chunk_from_chars(0x40, 0x93, 0x3f, 0xdc, 0xce, 0x41, 0x59, 0xb0,
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0x95, 0x51, 0x11, 0xf8, 0x44, 0x47, 0x1b, 0x0d,
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0xb8, 0x5b, 0x73, 0xbd, 0xd2, 0xb7, 0x8c, 0x46,
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0x8d, 0xd3, 0x9e, 0x2a, 0x9b, 0x29, 0xae, 0xf2),
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chunk_from_chars(0x28, 0xba, 0x1a, 0x66, 0x16, 0x32, 0xef, 0xc8,
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0xec, 0xce, 0xd5, 0xf5, 0x1b, 0x79, 0x13, 0x00,
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0xfb, 0x3b, 0x55, 0xb0, 0x5d, 0x04, 0x17, 0x08,
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0x63, 0x8d, 0xe4, 0xbe, 0xb7, 0x57, 0xa9, 0xe5,
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0x76, 0x82, 0x87, 0x96, 0xaf, 0xf0, 0x7f, 0x55,
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0x79, 0x5c, 0xb5, 0x47, 0x13, 0xc7, 0x7e, 0xd4,
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0xa5, 0xf5, 0x42, 0xb0, 0x4a, 0xaa, 0x5d, 0xbc,
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0x93, 0x1e, 0x47, 0x01, 0x9f, 0xeb, 0x38, 0x96,
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0x26, 0x16, 0xc5, 0x7a, 0xf0, 0x9b, 0x7c, 0x1d,
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0xf8, 0x3f, 0x2b, 0x86, 0x0f, 0xf7, 0x65, 0x86),
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chunk_from_chars(0x65, 0xe5, 0xaa, 0x47, 0xb3, 0x85, 0xf1, 0xea,
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0x42, 0xb2, 0x31, 0xb9, 0xfe, 0x74, 0x42, 0x53,
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0xb8, 0x59, 0x88, 0x59, 0xd7, 0x01, 0x1e, 0x52,
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0x5f, 0x5a, 0x2a, 0x1a, 0xd3, 0x2a, 0x97, 0x2a,
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0x85, 0x08, 0x02, 0xc6, 0x0a, 0x2b, 0xe1, 0x9b,
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0xe2, 0x70, 0x06, 0x3a, 0x3c, 0xfb, 0xea, 0xae,
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0x95, 0x4f, 0x10, 0xb1, 0x22, 0x35, 0x2d, 0xe6,
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0xa0, 0x8a, 0xc4, 0x10, 0xe0, 0x99, 0x16, 0x53,
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0xaa, 0xb2, 0x71, 0xb3, 0x60, 0xfe, 0x91, 0x91,
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0xcf, 0x5a, 0xdd, 0xcc, 0xcc, 0xed, 0x8c, 0x4a,
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0xcf, 0xb6, 0x14, 0x57, 0x04, 0x99, 0x92, 0x98,
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0x8f, 0xd7, 0xa9, 0xac, 0xca, 0x1f, 0x1b, 0xca,
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0x35, 0xf1, 0x47, 0x58, 0x13, 0x69, 0x4a, 0x39,
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0x98, 0x8e, 0x5f, 0xac, 0x9f, 0x4a, 0xc0, 0x57,
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0x22, 0x86, 0xbc, 0x46, 0x25, 0x82, 0xad, 0x0a,
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0xf7, 0x8a, 0xb3, 0xb8, 0x5e, 0xc1, 0x7a, 0x25)
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}
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};
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2013-11-24 10:49:41 +00:00
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START_TEST(test_ntru_drbg)
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2013-11-24 01:22:25 +00:00
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{
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2013-11-25 12:48:31 +00:00
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ntru_drbg_t *drbg;
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rng_t *entropy;
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chunk_t out;
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2013-11-24 01:22:25 +00:00
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2013-11-25 12:48:31 +00:00
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out = chunk_alloc(128);
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2013-11-28 17:00:33 +00:00
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entropy = test_rng_create(drbg_tests[_i].entropy);
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2013-11-25 12:48:31 +00:00
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drbg = ntru_drbg_create(256, drbg_tests[_i].pers_str, entropy);
|
|
|
|
ck_assert(drbg != NULL);
|
|
|
|
ck_assert(drbg->reseed(drbg));
|
|
|
|
ck_assert(drbg->generate(drbg, 256, 128, out.ptr));
|
|
|
|
ck_assert(drbg->generate(drbg, 256, 128, out.ptr));
|
|
|
|
ck_assert(chunk_equals(out, drbg_tests[_i].out));
|
|
|
|
drbg->destroy(drbg);
|
|
|
|
entropy->destroy(entropy);
|
|
|
|
chunk_free(&out);
|
|
|
|
}
|
|
|
|
END_TEST
|
|
|
|
|
|
|
|
START_TEST(test_ntru_drbg_reseed)
|
|
|
|
{
|
2013-11-24 01:22:25 +00:00
|
|
|
ntru_drbg_t *drbg;
|
|
|
|
rng_t *entropy;
|
2013-11-24 10:49:41 +00:00
|
|
|
chunk_t out;
|
2013-11-24 01:22:25 +00:00
|
|
|
|
2013-11-25 12:48:31 +00:00
|
|
|
lib->settings->set_int(lib->settings,
|
|
|
|
"libstrongswan.plugins.ntru.max_drbg_requests", 2);
|
2013-11-24 01:22:25 +00:00
|
|
|
out = chunk_alloc(128);
|
2013-11-28 17:00:33 +00:00
|
|
|
entropy = test_rng_create(drbg_tests[0].entropy);
|
2013-11-25 12:48:31 +00:00
|
|
|
drbg = ntru_drbg_create(256, chunk_empty, entropy);
|
|
|
|
|
|
|
|
/* bad output parameters */
|
|
|
|
ck_assert(!drbg->generate(drbg, 256, 0, out.ptr));
|
|
|
|
ck_assert(!drbg->generate(drbg, 256, 128, NULL));
|
|
|
|
|
|
|
|
/* no reseeding occurs */
|
|
|
|
ck_assert(drbg->generate(drbg, 256, 128, out.ptr));
|
|
|
|
ck_assert(drbg->generate(drbg, 256, 128, out.ptr));
|
|
|
|
|
|
|
|
/* consuming remaining entropy */
|
|
|
|
ck_assert(entropy->get_bytes(entropy, 32, out.ptr));
|
|
|
|
|
|
|
|
/* no entropy available for automatic reseeding */
|
|
|
|
ck_assert(!drbg->generate(drbg, 256, 128, out.ptr));
|
|
|
|
drbg->destroy(drbg);
|
|
|
|
|
|
|
|
/* no entropy available for DRBG instantiation */
|
|
|
|
drbg = ntru_drbg_create(256, chunk_empty, entropy);
|
|
|
|
ck_assert(drbg == NULL);
|
|
|
|
entropy->destroy(entropy);
|
|
|
|
|
|
|
|
/* one automatic reseeding occurs */
|
2013-11-28 17:00:33 +00:00
|
|
|
entropy = test_rng_create(drbg_tests[0].entropy);
|
2013-11-25 12:48:31 +00:00
|
|
|
drbg = ntru_drbg_create(256, chunk_empty, entropy);
|
|
|
|
ck_assert(drbg->generate(drbg, 256, 128, out.ptr));
|
|
|
|
ck_assert(drbg->generate(drbg, 256, 128, out.ptr));
|
|
|
|
ck_assert(drbg->generate(drbg, 256, 128, out.ptr));
|
|
|
|
|
|
|
|
/* no entropy left */
|
|
|
|
ck_assert(!entropy->get_bytes(entropy, 32, out.ptr));
|
|
|
|
|
|
|
|
drbg->destroy(drbg);
|
|
|
|
entropy->destroy(entropy);
|
2013-11-24 01:22:25 +00:00
|
|
|
chunk_free(&out);
|
2013-11-25 12:48:31 +00:00
|
|
|
lib->settings->set_int(lib->settings,
|
|
|
|
"libstrongswan.plugins.ntru.max_drbg_requests", 2000);
|
2013-11-21 22:51:02 +00:00
|
|
|
}
|
|
|
|
END_TEST
|
|
|
|
|
2013-11-20 23:15:59 +00:00
|
|
|
START_TEST(test_ntru_ke)
|
2013-11-19 23:14:07 +00:00
|
|
|
{
|
|
|
|
chunk_t pub_key, cipher_text, i_shared_secret, r_shared_secret;
|
|
|
|
diffie_hellman_t *i_ntru, *r_ntru;
|
|
|
|
char buf[10];
|
2013-11-20 23:15:59 +00:00
|
|
|
int n, len;
|
2013-11-19 23:14:07 +00:00
|
|
|
status_t status;
|
2013-11-28 17:00:33 +00:00
|
|
|
|
2013-11-19 23:14:07 +00:00
|
|
|
len = snprintf(buf, sizeof(buf), "%N", diffie_hellman_group_names,
|
|
|
|
params[_i].group);
|
|
|
|
ck_assert(len == 8);
|
|
|
|
ck_assert(streq(buf, params[_i].group_name));
|
|
|
|
|
2013-11-21 21:08:16 +00:00
|
|
|
for (n = 0; n < countof(parameter_sets); n++)
|
2013-11-20 23:15:59 +00:00
|
|
|
{
|
|
|
|
lib->settings->set_str(lib->settings,
|
2013-11-21 21:08:16 +00:00
|
|
|
"libstrongswan.plugins.ntru.parameter_set",
|
|
|
|
parameter_sets[n]);
|
2013-11-19 23:14:07 +00:00
|
|
|
|
2013-11-20 23:15:59 +00:00
|
|
|
i_ntru = lib->crypto->create_dh(lib->crypto, params[_i].group);
|
|
|
|
ck_assert(i_ntru != NULL);
|
|
|
|
ck_assert(i_ntru->get_dh_group(i_ntru) == params[_i].group);
|
2013-11-19 23:14:07 +00:00
|
|
|
|
2013-11-20 23:15:59 +00:00
|
|
|
i_ntru->get_my_public_value(i_ntru, &pub_key);
|
|
|
|
ck_assert(pub_key.len > 0);
|
2013-11-19 23:14:07 +00:00
|
|
|
|
2013-11-20 23:15:59 +00:00
|
|
|
r_ntru = lib->crypto->create_dh(lib->crypto, params[_i].group);
|
|
|
|
ck_assert(r_ntru != NULL);
|
|
|
|
|
|
|
|
r_ntru->set_other_public_value(r_ntru, pub_key);
|
|
|
|
r_ntru->get_my_public_value(r_ntru, &cipher_text);
|
|
|
|
ck_assert(cipher_text.len > 0);
|
2013-11-19 23:14:07 +00:00
|
|
|
|
2013-11-20 23:15:59 +00:00
|
|
|
status = r_ntru->get_shared_secret(r_ntru, &r_shared_secret);
|
|
|
|
ck_assert(status == SUCCESS);
|
|
|
|
ck_assert(r_shared_secret.len > 0);
|
2013-11-19 23:14:07 +00:00
|
|
|
|
2013-11-20 23:15:59 +00:00
|
|
|
i_ntru->set_other_public_value(i_ntru, cipher_text);
|
|
|
|
status = i_ntru->get_shared_secret(i_ntru, &i_shared_secret);
|
2013-11-19 23:14:07 +00:00
|
|
|
|
2013-11-20 23:15:59 +00:00
|
|
|
if (status == SUCCESS)
|
|
|
|
{
|
|
|
|
ck_assert(chunk_equals(i_shared_secret, r_shared_secret));
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
ck_assert(i_shared_secret.len == 0);
|
|
|
|
}
|
2013-11-19 23:14:07 +00:00
|
|
|
|
2013-11-20 23:15:59 +00:00
|
|
|
chunk_clear(&i_shared_secret);
|
|
|
|
chunk_clear(&r_shared_secret);
|
|
|
|
chunk_free(&pub_key);
|
|
|
|
chunk_free(&cipher_text);
|
|
|
|
i_ntru->destroy(i_ntru);
|
|
|
|
r_ntru->destroy(r_ntru);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
END_TEST
|
|
|
|
|
2013-11-21 22:51:02 +00:00
|
|
|
START_TEST(test_ntru_retransmission)
|
|
|
|
{
|
|
|
|
diffie_hellman_t *i_ntru;
|
|
|
|
chunk_t pub_key1, pub_key2;
|
|
|
|
|
|
|
|
i_ntru = lib->crypto->create_dh(lib->crypto, NTRU_256_BIT);
|
|
|
|
i_ntru->get_my_public_value(i_ntru, &pub_key1);
|
|
|
|
i_ntru->get_my_public_value(i_ntru, &pub_key2);
|
|
|
|
ck_assert(chunk_equals(pub_key1, pub_key2));
|
|
|
|
|
|
|
|
chunk_free(&pub_key1);
|
|
|
|
chunk_free(&pub_key2);
|
|
|
|
i_ntru->destroy(i_ntru);
|
|
|
|
}
|
|
|
|
END_TEST
|
|
|
|
|
2013-11-25 12:48:31 +00:00
|
|
|
chunk_t oid_tests[] = {
|
|
|
|
{ NULL, 0 },
|
|
|
|
chunk_from_chars(0x00),
|
|
|
|
chunk_from_chars(0x01),
|
|
|
|
chunk_from_chars(0x02),
|
|
|
|
chunk_from_chars(0x02, 0x03, 0x00, 0x03, 0x10),
|
|
|
|
chunk_from_chars(0x01, 0x04, 0x00, 0x03, 0x10),
|
|
|
|
chunk_from_chars(0x01, 0x03, 0x00, 0x03, 0x10),
|
|
|
|
chunk_from_chars(0x01, 0x03, 0xff, 0x03, 0x10),
|
|
|
|
};
|
|
|
|
|
2013-11-21 21:08:16 +00:00
|
|
|
START_TEST(test_ntru_pubkey_oid)
|
2013-11-20 23:15:59 +00:00
|
|
|
{
|
|
|
|
diffie_hellman_t *r_ntru;
|
|
|
|
chunk_t cipher_text;
|
2013-11-21 21:08:16 +00:00
|
|
|
|
2013-11-25 12:48:31 +00:00
|
|
|
r_ntru = lib->crypto->create_dh(lib->crypto, NTRU_128_BIT);
|
|
|
|
r_ntru->set_other_public_value(r_ntru, oid_tests[_i]);
|
|
|
|
r_ntru->get_my_public_value(r_ntru, &cipher_text);
|
|
|
|
ck_assert(cipher_text.len == 0);
|
|
|
|
r_ntru->destroy(r_ntru);
|
2013-11-21 21:08:16 +00:00
|
|
|
}
|
|
|
|
END_TEST
|
2013-11-20 23:15:59 +00:00
|
|
|
|
2013-11-21 21:08:16 +00:00
|
|
|
START_TEST(test_ntru_wrong_set)
|
|
|
|
{
|
|
|
|
diffie_hellman_t *i_ntru, *r_ntru;
|
|
|
|
chunk_t pub_key, cipher_text;
|
|
|
|
|
|
|
|
lib->settings->set_str(lib->settings,
|
|
|
|
"libstrongswan.plugins.ntru.parameter_set",
|
|
|
|
"x9_98_bandwidth");
|
|
|
|
i_ntru = lib->crypto->create_dh(lib->crypto, NTRU_112_BIT);
|
|
|
|
i_ntru->get_my_public_value(i_ntru, &pub_key);
|
|
|
|
|
|
|
|
lib->settings->set_str(lib->settings,
|
|
|
|
"libstrongswan.plugins.ntru.parameter_set",
|
|
|
|
"optimum");
|
|
|
|
r_ntru = lib->crypto->create_dh(lib->crypto, NTRU_112_BIT);
|
|
|
|
r_ntru->set_other_public_value(r_ntru, pub_key);
|
2013-11-20 23:15:59 +00:00
|
|
|
r_ntru->get_my_public_value(r_ntru, &cipher_text);
|
|
|
|
ck_assert(cipher_text.len == 0);
|
|
|
|
|
2013-11-21 21:08:16 +00:00
|
|
|
chunk_free(&pub_key);
|
|
|
|
chunk_free(&cipher_text);
|
|
|
|
i_ntru->destroy(i_ntru);
|
|
|
|
r_ntru->destroy(r_ntru);
|
2013-11-19 23:14:07 +00:00
|
|
|
}
|
|
|
|
END_TEST
|
|
|
|
|
2013-11-21 22:51:02 +00:00
|
|
|
START_TEST(test_ntru_ciphertext)
|
|
|
|
{
|
2013-11-22 19:38:05 +00:00
|
|
|
char buf_00[604], buf_ff[604];
|
|
|
|
|
2013-11-21 22:51:02 +00:00
|
|
|
chunk_t test[] = {
|
|
|
|
chunk_empty,
|
|
|
|
chunk_from_chars(0x00),
|
2013-11-22 19:38:05 +00:00
|
|
|
chunk_create(buf_00, sizeof(buf_00)),
|
|
|
|
chunk_create(buf_ff, sizeof(buf_ff)),
|
2013-11-21 22:51:02 +00:00
|
|
|
};
|
|
|
|
|
|
|
|
diffie_hellman_t *i_ntru;
|
|
|
|
chunk_t pub_key, shared_secret;
|
|
|
|
int i;
|
|
|
|
|
2013-11-22 19:38:05 +00:00
|
|
|
memset(buf_00, 0x00, sizeof(buf_00));
|
|
|
|
memset(buf_ff, 0xff, sizeof(buf_ff));
|
|
|
|
|
2013-11-21 22:51:02 +00:00
|
|
|
for (i = 0; i < countof(test); i++)
|
|
|
|
{
|
|
|
|
i_ntru = lib->crypto->create_dh(lib->crypto, NTRU_128_BIT);
|
|
|
|
i_ntru->get_my_public_value(i_ntru, &pub_key);
|
|
|
|
i_ntru->set_other_public_value(i_ntru, test[i]);
|
|
|
|
ck_assert(i_ntru->get_shared_secret(i_ntru, &shared_secret) != SUCCESS);
|
|
|
|
ck_assert(shared_secret.len == 0);
|
|
|
|
|
|
|
|
chunk_free(&pub_key);
|
|
|
|
i_ntru->destroy(i_ntru);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
END_TEST
|
|
|
|
|
2013-11-22 19:38:05 +00:00
|
|
|
START_TEST(test_ntru_wrong_ciphertext)
|
|
|
|
{
|
|
|
|
diffie_hellman_t *i_ntru, *r_ntru, *m_ntru;
|
|
|
|
chunk_t pub_key_i, pub_key_m, cipher_text, shared_secret;
|
|
|
|
|
|
|
|
i_ntru = lib->crypto->create_dh(lib->crypto, NTRU_128_BIT);
|
|
|
|
r_ntru = lib->crypto->create_dh(lib->crypto, NTRU_128_BIT);
|
|
|
|
m_ntru = lib->crypto->create_dh(lib->crypto, NTRU_128_BIT);
|
|
|
|
|
|
|
|
i_ntru->get_my_public_value(i_ntru, &pub_key_i);
|
|
|
|
m_ntru->get_my_public_value(m_ntru, &pub_key_m);
|
|
|
|
r_ntru->set_other_public_value(r_ntru, pub_key_m);
|
|
|
|
r_ntru->get_my_public_value(r_ntru, &cipher_text);
|
|
|
|
i_ntru->set_other_public_value(i_ntru, cipher_text);
|
|
|
|
ck_assert(i_ntru->get_shared_secret(i_ntru, &shared_secret) != SUCCESS);
|
|
|
|
ck_assert(shared_secret.len == 0);
|
|
|
|
|
|
|
|
chunk_free(&pub_key_i);
|
|
|
|
chunk_free(&pub_key_m);
|
|
|
|
chunk_free(&cipher_text);
|
|
|
|
i_ntru->destroy(i_ntru);
|
|
|
|
m_ntru->destroy(m_ntru);
|
|
|
|
r_ntru->destroy(r_ntru);
|
|
|
|
}
|
|
|
|
END_TEST
|
|
|
|
|
2013-11-19 23:14:07 +00:00
|
|
|
Suite *ntru_suite_create()
|
|
|
|
{
|
|
|
|
Suite *s;
|
|
|
|
TCase *tc;
|
|
|
|
|
|
|
|
s = suite_create("ntru");
|
|
|
|
|
2013-11-24 10:49:41 +00:00
|
|
|
tc = tcase_create("drbg_strength");
|
2013-11-24 01:22:25 +00:00
|
|
|
tcase_add_loop_test(tc, test_ntru_drbg_strength, 0, countof(strengths));
|
|
|
|
suite_add_tcase(s, tc);
|
|
|
|
|
2013-11-24 10:49:41 +00:00
|
|
|
tc = tcase_create("drbg");
|
2013-11-25 12:48:31 +00:00
|
|
|
tcase_add_loop_test(tc, test_ntru_drbg, 0, countof(drbg_tests));
|
|
|
|
suite_add_tcase(s, tc);
|
|
|
|
|
|
|
|
tc = tcase_create("drgb_reseed");
|
|
|
|
tcase_add_test(tc, test_ntru_drbg_reseed);
|
2013-11-21 22:51:02 +00:00
|
|
|
suite_add_tcase(s, tc);
|
|
|
|
|
2013-11-19 23:14:07 +00:00
|
|
|
tc = tcase_create("ke");
|
2013-11-20 23:15:59 +00:00
|
|
|
tcase_add_loop_test(tc, test_ntru_ke, 0, countof(params));
|
|
|
|
suite_add_tcase(s, tc);
|
|
|
|
|
2013-11-21 22:51:02 +00:00
|
|
|
tc = tcase_create("retransmission");
|
|
|
|
tcase_add_test(tc, test_ntru_retransmission);
|
|
|
|
suite_add_tcase(s, tc);
|
|
|
|
|
2013-11-21 21:08:16 +00:00
|
|
|
tc = tcase_create("pubkey_oid");
|
2013-11-25 12:48:31 +00:00
|
|
|
tcase_add_loop_test(tc, test_ntru_pubkey_oid, 0, countof(oid_tests));
|
2013-11-21 21:08:16 +00:00
|
|
|
suite_add_tcase(s, tc);
|
|
|
|
|
|
|
|
tc = tcase_create("wrong_set");
|
|
|
|
tcase_add_test(tc, test_ntru_wrong_set);
|
2013-11-19 23:14:07 +00:00
|
|
|
suite_add_tcase(s, tc);
|
|
|
|
|
2013-11-21 22:51:02 +00:00
|
|
|
tc = tcase_create("ciphertext");
|
|
|
|
tcase_add_test(tc, test_ntru_ciphertext);
|
|
|
|
suite_add_tcase(s, tc);
|
|
|
|
|
2013-11-22 19:38:05 +00:00
|
|
|
tc = tcase_create("wrong_ciphertext");
|
|
|
|
tcase_add_test(tc, test_ntru_wrong_ciphertext);
|
|
|
|
suite_add_tcase(s, tc);
|
2013-11-19 23:14:07 +00:00
|
|
|
return s;
|
|
|
|
}
|