Implemented NIST SP 800-90A DRBG_HMAC with SHA-256
This commit is contained in:
Andreas Steffen
@@ -15,7 +15,8 @@
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#include "test_suite.h"
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#include <plugins/ntru/ntru_plugin.h>
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#include <plugins/ntru/ntru_drbg.h>
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#include <plugins/ntru/ntru_test_rng.h>
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/**
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* NTRU parameter sets to test
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@@ -37,11 +38,145 @@ char *parameter_sets[] = {
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"x9_98_speed", "x9_98_bandwidth", "x9_98_balance", "optimum"
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};
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START_TEST(test_ntru_entropy)
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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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{
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ck_assert(!ntru_plugin_get_entropy(GET_NUM_BYTES_PER_BYTE_OF_ENTROPY, NULL));
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ck_assert(!ntru_plugin_get_entropy(GET_BYTE_OF_ENTROPY, NULL));
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ck_assert(!ntru_plugin_get_entropy(10, NULL));
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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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START_TEST(test_ntru_dbrg)
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{
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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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} dbrg_test_t;
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dbrg_test_t dbrg_tests[] = {
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{ chunk_empty,
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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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{ 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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};
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ntru_drbg_t *drbg;
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rng_t *entropy;
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chunk_t in, out;
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int i;
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/* test ntru_test_rng */
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in = chunk_from_chars(0x01, 0x02, 0x04, 0x04);
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entropy = ntru_test_rng_create(in);
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ck_assert(entropy->allocate_bytes(entropy, 4, &out));
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ck_assert(chunk_equals(in, out));
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chunk_free(&out);
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ck_assert(!entropy->allocate_bytes(entropy, 4, &out));
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entropy->destroy(entropy);
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/* test DRBG with ntru_test_rng providing NIST test vectors */
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out = chunk_alloc(128);
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for (i = 0; i < countof(dbrg_tests); i++)
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{
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entropy = ntru_test_rng_create(dbrg_tests[i].entropy);
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drbg = ntru_drbg_create(256, dbrg_tests[i].pers_str, entropy);
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ck_assert(drbg != NULL);
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ck_assert(drbg->reseed(drbg));
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ck_assert(drbg->generate(drbg, 256, 128, out.ptr));
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ck_assert(drbg->generate(drbg, 256, 128, out.ptr));
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ck_assert(chunk_equals(out, dbrg_tests[i].out));
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drbg->destroy(drbg);
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entropy->destroy(entropy);
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}
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chunk_free(&out);
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}
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END_TEST
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@@ -239,8 +374,12 @@ Suite *ntru_suite_create()
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s = suite_create("ntru");
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tc = tcase_create("entropy");
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tcase_add_test(tc, test_ntru_entropy);
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tc = tcase_create("dbrg_strength");
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tcase_add_loop_test(tc, test_ntru_drbg_strength, 0, countof(strengths));
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suite_add_tcase(s, tc);
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tc = tcase_create("dbrg");
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tcase_add_test(tc, test_ntru_dbrg);
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suite_add_tcase(s, tc);
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tc = tcase_create("ke");
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@@ -34,5 +34,5 @@ TEST_SUITE(host_suite_create)
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TEST_SUITE(printf_suite_create)
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TEST_SUITE(pen_suite_create)
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TEST_SUITE(asn1_suite_create)
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TEST_SUITE_DEPEND(ntru_suite_create, CUSTOM, "ntru-rng")
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TEST_SUITE_DEPEND(ntru_suite_create, DH, NTRU_112_BIT)
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