/* * Copyright 2019-2023 The OpenSSL Project Authors. All Rights Reserved. * Copyright (c) 2019-2020, Oracle and/or its affiliates. All rights reserved. * * Licensed under the Apache License 2.0 (the "License"). You may not use * this file except in compliance with the License. You can obtain a copy * in the file LICENSE in the source distribution or at * https://www.openssl.org/source/license.html */ /* * This is an internal test that is intentionally using internal APIs. Some of * those APIs are deprecated for public use. */ #include "internal/deprecated.h" #include #include #include #include "internal/nelem.h" #include #include #include #include #include #include "testutil.h" #include "internal/ffc.h" #include "crypto/security_bits.h" #ifndef OPENSSL_NO_DSA static const unsigned char dsa_2048_224_sha224_p[] = { 0x93, 0x57, 0x93, 0x62, 0x1b, 0x9a, 0x10, 0x9b, 0xc1, 0x56, 0x0f, 0x24, 0x71, 0x76, 0x4e, 0xd3, 0xed, 0x78, 0x78, 0x7a, 0xbf, 0x89, 0x71, 0x67, 0x8e, 0x03, 0xd8, 0x5b, 0xcd, 0x22, 0x8f, 0x70, 0x74, 0xff, 0x22, 0x05, 0x07, 0x0c, 0x4c, 0x60, 0xed, 0x41, 0xe1, 0x9e, 0x9c, 0xaa, 0x3e, 0x19, 0x5c, 0x3d, 0x80, 0x58, 0xb2, 0x7f, 0x5f, 0x89, 0xec, 0xb5, 0x19, 0xdb, 0x06, 0x11, 0xe9, 0x78, 0x5c, 0xf9, 0xa0, 0x9e, 0x70, 0x62, 0x14, 0x7b, 0xda, 0x92, 0xbf, 0xb2, 0x6b, 0x01, 0x6f, 0xb8, 0x68, 0x9c, 0x89, 0x36, 0x89, 0x72, 0x79, 0x49, 0x93, 0x3d, 0x14, 0xb2, 0x2d, 0xbb, 0xf0, 0xdf, 0x94, 0x45, 0x0b, 0x5f, 0xf1, 0x75, 0x37, 0xeb, 0x49, 0xb9, 0x2d, 0xce, 0xb7, 0xf4, 0x95, 0x77, 0xc2, 0xe9, 0x39, 0x1c, 0x4e, 0x0c, 0x40, 0x62, 0x33, 0x0a, 0xe6, 0x29, 0x6f, 0xba, 0xef, 0x02, 0xdd, 0x0d, 0xe4, 0x04, 0x01, 0x70, 0x40, 0xb9, 0xc9, 0x7e, 0x2f, 0x10, 0x37, 0xe9, 0xde, 0xb0, 0xf6, 0xeb, 0x71, 0x7f, 0x9c, 0x35, 0x16, 0xf3, 0x0d, 0xc4, 0xe8, 0x02, 0x37, 0x6c, 0xdd, 0xb3, 0x8d, 0x2d, 0x1e, 0x28, 0x13, 0x22, 0x89, 0x40, 0xe5, 0xfa, 0x16, 0x67, 0xd6, 0xda, 0x12, 0xa2, 0x38, 0x83, 0x25, 0xcc, 0x26, 0xc1, 0x27, 0x74, 0xfe, 0xf6, 0x7a, 0xb6, 0xa1, 0xe4, 0xe8, 0xdf, 0x5d, 0xd2, 0x9c, 0x2f, 0xec, 0xea, 0x08, 0xca, 0x48, 0xdb, 0x18, 0x4b, 0x12, 0xee, 0x16, 0x9b, 0xa6, 0x00, 0xa0, 0x18, 0x98, 0x7d, 0xce, 0x6c, 0x6d, 0xf8, 0xfc, 0x95, 0x51, 0x1b, 0x0a, 0x40, 0xb6, 0xfc, 0xe5, 0xe2, 0xb0, 0x26, 0x53, 0x4c, 0xd7, 0xfe, 0xaa, 0x6d, 0xbc, 0xdd, 0xc0, 0x61, 0x65, 0xe4, 0x89, 0x44, 0x18, 0x6f, 0xd5, 0x39, 0xcf, 0x75, 0x6d, 0x29, 0xcc, 0xf8, 0x40, 0xab }; static const unsigned char dsa_2048_224_sha224_q[] = { 0xf2, 0x5e, 0x4e, 0x9a, 0x15, 0xa8, 0x13, 0xdf, 0xa3, 0x17, 0x90, 0xc6, 0xd6, 0x5e, 0xb1, 0xfb, 0x31, 0xf8, 0xb5, 0xb1, 0x4b, 0xa7, 0x6d, 0xde, 0x57, 0x76, 0x6f, 0x11 }; static const unsigned char dsa_2048_224_sha224_seed[] = { 0xd2, 0xb1, 0x36, 0xd8, 0x5b, 0x8e, 0xa4, 0xb2, 0x6a, 0xab, 0x4e, 0x85, 0x8b, 0x49, 0xf9, 0xdd, 0xe6, 0xa1, 0xcd, 0xad, 0x49, 0x52, 0xe9, 0xb3, 0x36, 0x17, 0x06, 0xcf }; static const unsigned char dsa_2048_224_sha224_bad_seed[] = { 0xd2, 0xb1, 0x36, 0xd8, 0x5b, 0x8e, 0xa4, 0xb2, 0x6a, 0xab, 0x4e, 0x85, 0x8b, 0x49, 0xf9, 0xdd, 0xe6, 0xa1, 0xcd, 0xad, 0x49, 0x52, 0xe9, 0xb3, 0x36, 0x17, 0x06, 0xd0 }; static int dsa_2048_224_sha224_counter = 2878; static const unsigned char dsa_3072_256_sha512_p[] = { 0x9a, 0x82, 0x8b, 0x8d, 0xea, 0xd0, 0x56, 0x23, 0x88, 0x2d, 0x5d, 0x41, 0x42, 0x4c, 0x13, 0x5a, 0x15, 0x81, 0x59, 0x02, 0xc5, 0x00, 0x82, 0x28, 0x01, 0xee, 0x8f, 0x99, 0xfd, 0x6a, 0x95, 0xf2, 0x0f, 0xae, 0x34, 0x77, 0x29, 0xcc, 0xc7, 0x50, 0x0e, 0x03, 0xef, 0xb0, 0x4d, 0xe5, 0x10, 0x00, 0xa8, 0x7b, 0xce, 0x8c, 0xc6, 0xb2, 0x01, 0x74, 0x23, 0x1b, 0x7f, 0xe8, 0xf9, 0x71, 0x28, 0x39, 0xcf, 0x18, 0x04, 0xb2, 0x95, 0x61, 0x2d, 0x11, 0x71, 0x6b, 0xdd, 0x0d, 0x0b, 0xf0, 0xe6, 0x97, 0x52, 0x29, 0x9d, 0x45, 0xb1, 0x23, 0xda, 0xb0, 0xd5, 0xcb, 0x51, 0x71, 0x8e, 0x40, 0x9c, 0x97, 0x13, 0xea, 0x1f, 0x4b, 0x32, 0x5d, 0x27, 0x74, 0x81, 0x8d, 0x47, 0x8a, 0x08, 0xce, 0xf4, 0xd1, 0x28, 0xa2, 0x0f, 0x9b, 0x2e, 0xc9, 0xa3, 0x0e, 0x5d, 0xde, 0x47, 0x19, 0x6d, 0x5f, 0x98, 0xe0, 0x8e, 0x7f, 0x60, 0x8f, 0x25, 0xa7, 0xa4, 0xeb, 0xb9, 0xf3, 0x24, 0xa4, 0x9e, 0xc1, 0xbd, 0x14, 0x27, 0x7c, 0x27, 0xc8, 0x4f, 0x5f, 0xed, 0xfd, 0x86, 0xc8, 0xf1, 0xd7, 0x82, 0xe2, 0xeb, 0xe5, 0xd2, 0xbe, 0xb0, 0x65, 0x28, 0xab, 0x99, 0x9e, 0xcd, 0xd5, 0x22, 0xf8, 0x1b, 0x3b, 0x01, 0xe9, 0x20, 0x3d, 0xe4, 0x98, 0x22, 0xfe, 0xfc, 0x09, 0x7e, 0x95, 0x20, 0xda, 0xb6, 0x12, 0x2c, 0x94, 0x5c, 0xea, 0x74, 0x71, 0xbd, 0x19, 0xac, 0x78, 0x43, 0x02, 0x51, 0xb8, 0x5f, 0x06, 0x1d, 0xea, 0xc8, 0xa4, 0x3b, 0xc9, 0x78, 0xa3, 0x2b, 0x09, 0xdc, 0x76, 0x74, 0xc4, 0x23, 0x14, 0x48, 0x2e, 0x84, 0x2b, 0xa3, 0x82, 0xc1, 0xba, 0x0b, 0x39, 0x2a, 0x9f, 0x24, 0x7b, 0xd6, 0xc2, 0xea, 0x5a, 0xb6, 0xbd, 0x15, 0x82, 0x21, 0x85, 0xe0, 0x6b, 0x12, 0x4f, 0x8d, 0x64, 0x75, 0xeb, 0x7e, 0xa1, 0xdb, 0xe0, 0x9d, 0x25, 0xae, 0x3b, 0xe9, 0x9b, 0x21, 0x7f, 0x9a, 0x3d, 0x66, 0xd0, 0x52, 0x1d, 0x39, 0x8b, 0xeb, 0xfc, 0xec, 0xbe, 0x72, 0x20, 0x5a, 0xdf, 0x1b, 0x00, 0xf1, 0x0e, 0xed, 0xc6, 0x78, 0x6f, 0xc9, 0xab, 0xe4, 0xd6, 0x81, 0x8b, 0xcc, 0xf6, 0xd4, 0x6a, 0x31, 0x62, 0x08, 0xd9, 0x38, 0x21, 0x8f, 0xda, 0x9e, 0xb1, 0x2b, 0x9c, 0xc0, 0xbe, 0xf7, 0x9a, 0x43, 0x2d, 0x07, 0x59, 0x46, 0x0e, 0xd5, 0x23, 0x4e, 0xaa, 0x4a, 0x04, 0xc2, 0xde, 0x33, 0xa6, 0x34, 0xba, 0xac, 0x4f, 0x78, 0xd8, 0xca, 0x76, 0xce, 0x5e, 0xd4, 0xf6, 0x85, 0x4c, 0x6a, 0x60, 0x08, 0x5d, 0x0e, 0x34, 0x8b, 0xf2, 0xb6, 0xe3, 0xb7, 0x51, 0xca, 0x43, 0xaa, 0x68, 0x7b, 0x0a, 0x6e, 0xea, 0xce, 0x1e, 0x2c, 0x34, 0x8e, 0x0f, 0xe2, 0xcc, 0x38, 0xf2, 0x9a, 0x98, 0xef, 0xe6, 0x7f, 0xf6, 0x62, 0xbb }; static const unsigned char dsa_3072_256_sha512_q[] = { 0xc1, 0xdb, 0xc1, 0x21, 0x50, 0x49, 0x63, 0xa3, 0x77, 0x6d, 0x4c, 0x92, 0xed, 0x58, 0x9e, 0x98, 0xea, 0xac, 0x7a, 0x90, 0x13, 0x24, 0xf7, 0xcd, 0xd7, 0xe6, 0xd4, 0x8f, 0xf0, 0x45, 0x4b, 0xf7 }; static const unsigned char dsa_3072_256_sha512_seed[] = { 0x35, 0x24, 0xb5, 0x59, 0xd5, 0x27, 0x58, 0x10, 0xf6, 0xa2, 0x7c, 0x9a, 0x0d, 0xc2, 0x70, 0x8a, 0xb0, 0x41, 0x4a, 0x84, 0x0b, 0xfe, 0x66, 0xf5, 0x3a, 0xbf, 0x4a, 0xa9, 0xcb, 0xfc, 0xa6, 0x22 }; static int dsa_3072_256_sha512_counter = 1604; static const unsigned char dsa_2048_224_sha256_p[] = { 0xe9, 0x13, 0xbc, 0xf2, 0x14, 0x5d, 0xf9, 0x79, 0xd6, 0x6d, 0xf5, 0xc5, 0xbe, 0x7b, 0x6f, 0x90, 0x63, 0xd0, 0xfd, 0xee, 0x4f, 0xc4, 0x65, 0x83, 0xbf, 0xec, 0xc3, 0x2c, 0x5d, 0x30, 0xc8, 0xa4, 0x3b, 0x2f, 0x3b, 0x29, 0x43, 0x69, 0xfb, 0x6e, 0xa9, 0xa4, 0x07, 0x6c, 0xcd, 0xb0, 0xd2, 0xd9, 0xd3, 0xe6, 0xf4, 0x87, 0x16, 0xb7, 0xe5, 0x06, 0xb9, 0xba, 0xd6, 0x87, 0xbc, 0x01, 0x9e, 0xba, 0xc2, 0xcf, 0x39, 0xb6, 0xec, 0xdc, 0x75, 0x07, 0xc1, 0x39, 0x2d, 0x6a, 0x95, 0x31, 0x97, 0xda, 0x54, 0x20, 0x29, 0xe0, 0x1b, 0xf9, 0x74, 0x65, 0xaa, 0xc1, 0x47, 0xd3, 0x9e, 0xb4, 0x3c, 0x1d, 0xe0, 0xdc, 0x2d, 0x21, 0xab, 0x12, 0x3b, 0xa5, 0x51, 0x1e, 0xc6, 0xbc, 0x6b, 0x4c, 0x22, 0xd1, 0x7c, 0xc6, 0xce, 0xcb, 0x8c, 0x1d, 0x1f, 0xce, 0x1c, 0xe2, 0x75, 0x49, 0x6d, 0x2c, 0xee, 0x7f, 0x5f, 0xb8, 0x74, 0x42, 0x5c, 0x96, 0x77, 0x13, 0xff, 0x80, 0xf3, 0x05, 0xc7, 0xfe, 0x08, 0x3b, 0x25, 0x36, 0x46, 0xa2, 0xc4, 0x26, 0xb4, 0xb0, 0x3b, 0xd5, 0xb2, 0x4c, 0x13, 0x29, 0x0e, 0x47, 0x31, 0x66, 0x7d, 0x78, 0x57, 0xe6, 0xc2, 0xb5, 0x9f, 0x46, 0x17, 0xbc, 0xa9, 0x9a, 0x49, 0x1c, 0x0f, 0x45, 0xe0, 0x88, 0x97, 0xa1, 0x30, 0x7c, 0x42, 0xb7, 0x2c, 0x0a, 0xce, 0xb3, 0xa5, 0x7a, 0x61, 0x8e, 0xab, 0x44, 0xc1, 0xdc, 0x70, 0xe5, 0xda, 0x78, 0x2a, 0xb4, 0xe6, 0x3c, 0xa0, 0x58, 0xda, 0x62, 0x0a, 0xb2, 0xa9, 0x3d, 0xaa, 0x49, 0x7e, 0x7f, 0x9a, 0x19, 0x67, 0xee, 0xd6, 0xe3, 0x67, 0x13, 0xe8, 0x6f, 0x79, 0x50, 0x76, 0xfc, 0xb3, 0x9d, 0x7e, 0x9e, 0x3e, 0x6e, 0x47, 0xb1, 0x11, 0x5e, 0xc8, 0x83, 0x3a, 0x3c, 0xfc, 0x82, 0x5c, 0x9d, 0x34, 0x65, 0x73, 0xb4, 0x56, 0xd5 }; static const unsigned char dsa_2048_224_sha256_q[] = { 0xb0, 0xdf, 0xa1, 0x7b, 0xa4, 0x77, 0x64, 0x0e, 0xb9, 0x28, 0xbb, 0xbc, 0xd4, 0x60, 0x02, 0xaf, 0x21, 0x8c, 0xb0, 0x69, 0x0f, 0x8a, 0x7b, 0xc6, 0x80, 0xcb, 0x0a, 0x45 }; static const unsigned char dsa_2048_224_sha256_g[] = { 0x11, 0x7c, 0x5f, 0xf6, 0x99, 0x44, 0x67, 0x5b, 0x69, 0xa3, 0x83, 0xef, 0xb5, 0x85, 0xa2, 0x19, 0x35, 0x18, 0x2a, 0xf2, 0x58, 0xf4, 0xc9, 0x58, 0x9e, 0xb9, 0xe8, 0x91, 0x17, 0x2f, 0xb0, 0x60, 0x85, 0x95, 0xa6, 0x62, 0x36, 0xd0, 0xff, 0x94, 0xb9, 0xa6, 0x50, 0xad, 0xa6, 0xf6, 0x04, 0x28, 0xc2, 0xc9, 0xb9, 0x75, 0xf3, 0x66, 0xb4, 0xeb, 0xf6, 0xd5, 0x06, 0x13, 0x01, 0x64, 0x82, 0xa9, 0xf1, 0xd5, 0x41, 0xdc, 0xf2, 0x08, 0xfc, 0x2f, 0xc4, 0xa1, 0x21, 0xee, 0x7d, 0xbc, 0xda, 0x5a, 0xa4, 0xa2, 0xb9, 0x68, 0x87, 0x36, 0xba, 0x53, 0x9e, 0x14, 0x4e, 0x76, 0x5c, 0xba, 0x79, 0x3d, 0x0f, 0xe5, 0x99, 0x1c, 0x27, 0xfc, 0xaf, 0x10, 0x63, 0x87, 0x68, 0x0e, 0x3e, 0x6e, 0xaa, 0xf3, 0xdf, 0x76, 0x7e, 0x02, 0x9a, 0x41, 0x96, 0xa1, 0x6c, 0xbb, 0x67, 0xee, 0x0c, 0xad, 0x72, 0x65, 0xf1, 0x70, 0xb0, 0x39, 0x9b, 0x54, 0x5f, 0xd7, 0x6c, 0xc5, 0x9a, 0x90, 0x53, 0x18, 0xde, 0x5e, 0x62, 0x89, 0xb9, 0x2f, 0x66, 0x59, 0x3a, 0x3d, 0x10, 0xeb, 0xa5, 0x99, 0xf6, 0x21, 0x7d, 0xf2, 0x7b, 0x42, 0x15, 0x1c, 0x55, 0x79, 0x15, 0xaa, 0xa4, 0x17, 0x2e, 0x48, 0xc3, 0xa8, 0x36, 0xf5, 0x1a, 0x97, 0xce, 0xbd, 0x72, 0xef, 0x1d, 0x50, 0x5b, 0xb1, 0x60, 0x0a, 0x5c, 0x0b, 0xa6, 0x21, 0x38, 0x28, 0x4e, 0x89, 0x33, 0x1d, 0xb5, 0x7e, 0x5c, 0xf1, 0x6b, 0x2c, 0xbd, 0xad, 0x84, 0xb2, 0x8e, 0x96, 0xe2, 0x30, 0xe7, 0x54, 0xb8, 0xc9, 0x70, 0xcb, 0x10, 0x30, 0x63, 0x90, 0xf4, 0x45, 0x64, 0x93, 0x09, 0x38, 0x6a, 0x47, 0x58, 0x31, 0x04, 0x1a, 0x18, 0x04, 0x1a, 0xe0, 0xd7, 0x0b, 0x3c, 0xbe, 0x2a, 0x9c, 0xec, 0xcc, 0x0d, 0x0c, 0xed, 0xde, 0x54, 0xbc, 0xe6, 0x93, 0x59, 0xfc }; static int ffc_params_validate_g_unverified_test(void) { int ret = 0, res; FFC_PARAMS params; BIGNUM *p = NULL, *q = NULL, *g = NULL; BIGNUM *p1 = NULL, *g1 = NULL; ossl_ffc_params_init(¶ms); if (!TEST_ptr(p = BN_bin2bn(dsa_2048_224_sha256_p, sizeof(dsa_2048_224_sha256_p), NULL))) goto err; p1 = p; if (!TEST_ptr(q = BN_bin2bn(dsa_2048_224_sha256_q, sizeof(dsa_2048_224_sha256_q), NULL))) goto err; if (!TEST_ptr(g = BN_bin2bn(dsa_2048_224_sha256_g, sizeof(dsa_2048_224_sha256_g), NULL))) goto err; g1 = g; /* Fail if g is NULL */ ossl_ffc_params_set0_pqg(¶ms, p, q, NULL); p = NULL; q = NULL; ossl_ffc_params_set_flags(¶ms, FFC_PARAM_FLAG_VALIDATE_G); ossl_ffc_set_digest(¶ms, "SHA256", NULL); if (!TEST_false(ossl_ffc_params_FIPS186_4_validate(NULL, ¶ms, FFC_PARAM_TYPE_DSA, &res, NULL))) goto err; ossl_ffc_params_set0_pqg(¶ms, p, q, g); g = NULL; if (!TEST_true(ossl_ffc_params_FIPS186_4_validate(NULL, ¶ms, FFC_PARAM_TYPE_DSA, &res, NULL))) goto err; /* incorrect g */ BN_add_word(g1, 1); if (!TEST_false(ossl_ffc_params_FIPS186_4_validate(NULL, ¶ms, FFC_PARAM_TYPE_DSA, &res, NULL))) goto err; /* fail if g < 2 */ BN_set_word(g1, 1); if (!TEST_false(ossl_ffc_params_FIPS186_4_validate(NULL, ¶ms, FFC_PARAM_TYPE_DSA, &res, NULL))) goto err; BN_copy(g1, p1); /* Fail if g >= p */ if (!TEST_false(ossl_ffc_params_FIPS186_4_validate(NULL, ¶ms, FFC_PARAM_TYPE_DSA, &res, NULL))) goto err; ret = 1; err: ossl_ffc_params_cleanup(¶ms); BN_free(p); BN_free(q); BN_free(g); return ret; } static int ffc_params_validate_pq_test(void) { int ret = 0, res = -1; FFC_PARAMS params; BIGNUM *p = NULL, *q = NULL; ossl_ffc_params_init(¶ms); if (!TEST_ptr(p = BN_bin2bn(dsa_2048_224_sha224_p, sizeof(dsa_2048_224_sha224_p), NULL))) goto err; if (!TEST_ptr(q = BN_bin2bn(dsa_2048_224_sha224_q, sizeof(dsa_2048_224_sha224_q), NULL))) goto err; /* No p */ ossl_ffc_params_set0_pqg(¶ms, NULL, q, NULL); q = NULL; ossl_ffc_params_set_flags(¶ms, FFC_PARAM_FLAG_VALIDATE_PQ); ossl_ffc_set_digest(¶ms, "SHA224", NULL); if (!TEST_false(ossl_ffc_params_FIPS186_4_validate(NULL, ¶ms, FFC_PARAM_TYPE_DSA, &res, NULL))) goto err; /* Test valid case */ ossl_ffc_params_set0_pqg(¶ms, p, NULL, NULL); p = NULL; ossl_ffc_params_set_validate_params(¶ms, dsa_2048_224_sha224_seed, sizeof(dsa_2048_224_sha224_seed), dsa_2048_224_sha224_counter); if (!TEST_true(ossl_ffc_params_FIPS186_4_validate(NULL, ¶ms, FFC_PARAM_TYPE_DSA, &res, NULL))) goto err; /* Bad counter - so p is not prime */ ossl_ffc_params_set_validate_params(¶ms, dsa_2048_224_sha224_seed, sizeof(dsa_2048_224_sha224_seed), 1); if (!TEST_false(ossl_ffc_params_FIPS186_4_validate(NULL, ¶ms, FFC_PARAM_TYPE_DSA, &res, NULL))) goto err; /* seedlen smaller than N */ ossl_ffc_params_set_validate_params(¶ms, dsa_2048_224_sha224_seed, sizeof(dsa_2048_224_sha224_seed)-1, dsa_2048_224_sha224_counter); if (!TEST_false(ossl_ffc_params_FIPS186_4_validate(NULL, ¶ms, FFC_PARAM_TYPE_DSA, &res, NULL))) goto err; /* Provided seed doesn't produce a valid prime q */ ossl_ffc_params_set_validate_params(¶ms, dsa_2048_224_sha224_bad_seed, sizeof(dsa_2048_224_sha224_bad_seed), dsa_2048_224_sha224_counter); if (!TEST_false(ossl_ffc_params_FIPS186_4_validate(NULL, ¶ms, FFC_PARAM_TYPE_DSA, &res, NULL))) goto err; if (!TEST_ptr(p = BN_bin2bn(dsa_3072_256_sha512_p, sizeof(dsa_3072_256_sha512_p), NULL))) goto err; if (!TEST_ptr(q = BN_bin2bn(dsa_3072_256_sha512_q, sizeof(dsa_3072_256_sha512_q), NULL))) goto err; ossl_ffc_params_set0_pqg(¶ms, p, q, NULL); p = q = NULL; ossl_ffc_set_digest(¶ms, "SHA512", NULL); ossl_ffc_params_set_validate_params(¶ms, dsa_3072_256_sha512_seed, sizeof(dsa_3072_256_sha512_seed), dsa_3072_256_sha512_counter); /* Q doesn't div P-1 */ if (!TEST_false(ossl_ffc_params_FIPS186_4_validate(NULL, ¶ms, FFC_PARAM_TYPE_DSA, &res, NULL))) goto err; /* Bad L/N for FIPS DH */ if (!TEST_false(ossl_ffc_params_FIPS186_4_validate(NULL, ¶ms, FFC_PARAM_TYPE_DH, &res, NULL))) goto err; ret = 1; err: ossl_ffc_params_cleanup(¶ms); BN_free(p); BN_free(q); return ret; } #endif /* OPENSSL_NO_DSA */ #ifndef OPENSSL_NO_DH static int ffc_params_gen_test(void) { int ret = 0, res = -1; FFC_PARAMS params; ossl_ffc_params_init(¶ms); if (!TEST_true(ossl_ffc_params_FIPS186_4_generate(NULL, ¶ms, FFC_PARAM_TYPE_DH, 2048, 256, &res, NULL))) goto err; if (!TEST_true(ossl_ffc_params_FIPS186_4_validate(NULL, ¶ms, FFC_PARAM_TYPE_DH, &res, NULL))) goto err; ret = 1; err: ossl_ffc_params_cleanup(¶ms); return ret; } static int ffc_params_gen_canonicalg_test(void) { int ret = 0, res = -1; FFC_PARAMS params; ossl_ffc_params_init(¶ms); params.gindex = 1; if (!TEST_true(ossl_ffc_params_FIPS186_4_generate(NULL, ¶ms, FFC_PARAM_TYPE_DH, 2048, 256, &res, NULL))) goto err; if (!TEST_true(ossl_ffc_params_FIPS186_4_validate(NULL, ¶ms, FFC_PARAM_TYPE_DH, &res, NULL))) goto err; if (!TEST_true(ossl_ffc_params_print(bio_out, ¶ms, 4))) goto err; ret = 1; err: ossl_ffc_params_cleanup(¶ms); return ret; } static int ffc_params_fips186_2_gen_validate_test(void) { int ret = 0, res = -1; FFC_PARAMS params; BIGNUM *bn = NULL; ossl_ffc_params_init(¶ms); if (!TEST_ptr(bn = BN_new())) goto err; if (!TEST_true(ossl_ffc_params_FIPS186_2_generate(NULL, ¶ms, FFC_PARAM_TYPE_DH, 1024, 160, &res, NULL))) goto err; if (!TEST_true(ossl_ffc_params_FIPS186_2_validate(NULL, ¶ms, FFC_PARAM_TYPE_DH, &res, NULL))) goto err; /* * The fips186-2 generation should produce a different q compared to * fips 186-4 given the same seed value. So validation of q will fail. */ if (!TEST_false(ossl_ffc_params_FIPS186_4_validate(NULL, ¶ms, FFC_PARAM_TYPE_DSA, &res, NULL))) goto err; /* As the params are randomly generated the error is one of the following */ if (!TEST_true(res == FFC_CHECK_Q_MISMATCH || res == FFC_CHECK_Q_NOT_PRIME)) goto err; ossl_ffc_params_set_flags(¶ms, FFC_PARAM_FLAG_VALIDATE_G); /* Partially valid g test will still pass */ if (!TEST_int_eq(ossl_ffc_params_FIPS186_4_validate(NULL, ¶ms, FFC_PARAM_TYPE_DSA, &res, NULL), 2)) goto err; if (!TEST_true(ossl_ffc_params_print(bio_out, ¶ms, 4))) goto err; ret = 1; err: BN_free(bn); ossl_ffc_params_cleanup(¶ms); return ret; } extern FFC_PARAMS *ossl_dh_get0_params(DH *dh); static int ffc_public_validate_test(void) { int ret = 0, res = -1; FFC_PARAMS *params; BIGNUM *pub = NULL; DH *dh = NULL; if (!TEST_ptr(pub = BN_new())) goto err; if (!TEST_ptr(dh = DH_new_by_nid(NID_ffdhe2048))) goto err; params = ossl_dh_get0_params(dh); if (!TEST_true(BN_set_word(pub, 1))) goto err; BN_set_negative(pub, 1); /* Check must succeed but set res if public key is negative */ if (!TEST_true(ossl_ffc_validate_public_key(params, pub, &res))) goto err; if (!TEST_int_eq(FFC_ERROR_PUBKEY_TOO_SMALL, res)) goto err; if (!TEST_true(BN_set_word(pub, 0))) goto err; /* Check must succeed but set res if public key is zero */ if (!TEST_true(ossl_ffc_validate_public_key(params, pub, &res))) goto err; if (!TEST_int_eq(FFC_ERROR_PUBKEY_TOO_SMALL, res)) goto err; /* Check must succeed but set res if public key is 1 */ if (!TEST_true(ossl_ffc_validate_public_key(params, BN_value_one(), &res))) goto err; if (!TEST_int_eq(FFC_ERROR_PUBKEY_TOO_SMALL, res)) goto err; if (!TEST_true(BN_add_word(pub, 2))) goto err; /* Pass if public key >= 2 */ if (!TEST_true(ossl_ffc_validate_public_key(params, pub, &res))) goto err; if (!TEST_ptr(BN_copy(pub, params->p))) goto err; /* Check must succeed but set res if public key = p */ if (!TEST_true(ossl_ffc_validate_public_key(params, pub, &res))) goto err; if (!TEST_int_eq(FFC_ERROR_PUBKEY_TOO_LARGE, res)) goto err; if (!TEST_true(BN_sub_word(pub, 1))) goto err; /* Check must succeed but set res if public key = p - 1 */ if (!TEST_true(ossl_ffc_validate_public_key(params, pub, &res))) goto err; if (!TEST_int_eq(FFC_ERROR_PUBKEY_TOO_LARGE, res)) goto err; if (!TEST_true(BN_sub_word(pub, 1))) goto err; /* Check must succeed but set res if public key is not related to p & q */ if (!TEST_true(ossl_ffc_validate_public_key(params, pub, &res))) goto err; if (!TEST_int_eq(FFC_ERROR_PUBKEY_INVALID, res)) goto err; if (!TEST_true(BN_sub_word(pub, 5))) goto err; /* Pass if public key is valid */ if (!TEST_true(ossl_ffc_validate_public_key(params, pub, &res))) goto err; /* Check must succeed but set res if params is NULL */ if (!TEST_true(ossl_ffc_validate_public_key(NULL, pub, &res))) goto err; if (!TEST_int_eq(FFC_ERROR_PASSED_NULL_PARAM, res)) goto err; res = -1; /* Check must succeed but set res if pubkey is NULL */ if (!TEST_true(ossl_ffc_validate_public_key(params, NULL, &res))) goto err; if (!TEST_int_eq(FFC_ERROR_PASSED_NULL_PARAM, res)) goto err; res = -1; BN_free(params->p); params->p = NULL; /* Check must succeed but set res if params->p is NULL */ if (!TEST_true(ossl_ffc_validate_public_key(params, pub, &res))) goto err; if (!TEST_int_eq(FFC_ERROR_PASSED_NULL_PARAM, res)) goto err; ret = 1; err: DH_free(dh); BN_free(pub); return ret; } static int ffc_private_validate_test(void) { int ret = 0, res = -1; FFC_PARAMS *params; BIGNUM *priv = NULL; DH *dh = NULL; if (!TEST_ptr(priv = BN_new())) goto err; if (!TEST_ptr(dh = DH_new_by_nid(NID_ffdhe2048))) goto err; params = ossl_dh_get0_params(dh); if (!TEST_true(BN_set_word(priv, 1))) goto err; BN_set_negative(priv, 1); /* Fail if priv key is negative */ if (!TEST_false(ossl_ffc_validate_private_key(params->q, priv, &res))) goto err; if (!TEST_int_eq(FFC_ERROR_PRIVKEY_TOO_SMALL, res)) goto err; if (!TEST_true(BN_set_word(priv, 0))) goto err; /* Fail if priv key is zero */ if (!TEST_false(ossl_ffc_validate_private_key(params->q, priv, &res))) goto err; if (!TEST_int_eq(FFC_ERROR_PRIVKEY_TOO_SMALL, res)) goto err; /* Pass if priv key >= 1 */ if (!TEST_true(ossl_ffc_validate_private_key(params->q, BN_value_one(), &res))) goto err; if (!TEST_ptr(BN_copy(priv, params->q))) goto err; /* Fail if priv key = upper */ if (!TEST_false(ossl_ffc_validate_private_key(params->q, priv, &res))) goto err; if (!TEST_int_eq(FFC_ERROR_PRIVKEY_TOO_LARGE, res)) goto err; if (!TEST_true(BN_sub_word(priv, 1))) goto err; /* Pass if priv key <= upper - 1 */ if (!TEST_true(ossl_ffc_validate_private_key(params->q, priv, &res))) goto err; if (!TEST_false(ossl_ffc_validate_private_key(NULL, priv, &res))) goto err; if (!TEST_int_eq(FFC_ERROR_PASSED_NULL_PARAM, res)) goto err; res = -1; if (!TEST_false(ossl_ffc_validate_private_key(params->q, NULL, &res))) goto err; if (!TEST_int_eq(FFC_ERROR_PASSED_NULL_PARAM, res)) goto err; ret = 1; err: DH_free(dh); BN_free(priv); return ret; } static int ffc_private_gen_test(int index) { int ret = 0, res = -1, N; FFC_PARAMS *params; BIGNUM *priv = NULL; DH *dh = NULL; BN_CTX *ctx = NULL; if (!TEST_ptr(ctx = BN_CTX_new_ex(NULL))) goto err; if (!TEST_ptr(priv = BN_new())) goto err; if (!TEST_ptr(dh = DH_new_by_nid(NID_ffdhe2048))) goto err; params = ossl_dh_get0_params(dh); N = BN_num_bits(params->q); /* Fail since N < 2*s - where s = 112*/ if (!TEST_false(ossl_ffc_generate_private_key(ctx, params, 220, 112, priv))) goto err; /* fail since N > len(q) */ if (!TEST_false(ossl_ffc_generate_private_key(ctx, params, N + 1, 112, priv))) goto err; /* s must be always set */ if (!TEST_false(ossl_ffc_generate_private_key(ctx, params, N, 0, priv))) goto err; /* pass since 2s <= N <= len(q) */ if (!TEST_true(ossl_ffc_generate_private_key(ctx, params, N, 112, priv))) goto err; /* pass since N = len(q) */ if (!TEST_true(ossl_ffc_validate_private_key(params->q, priv, &res))) goto err; /* pass since 2s <= N < len(q) */ if (!TEST_true(ossl_ffc_generate_private_key(ctx, params, N / 2, 112, priv))) goto err; if (!TEST_true(ossl_ffc_validate_private_key(params->q, priv, &res))) goto err; /* N is ignored in this case */ if (!TEST_true(ossl_ffc_generate_private_key(ctx, params, 0, ossl_ifc_ffc_compute_security_bits(BN_num_bits(params->p)), priv))) goto err; if (!TEST_int_le(BN_num_bits(priv), 225)) goto err; if (!TEST_true(ossl_ffc_validate_private_key(params->q, priv, &res))) goto err; ret = 1; err: DH_free(dh); BN_free(priv); BN_CTX_free(ctx); return ret; } static int ffc_params_copy_test(void) { int ret = 0; DH *dh = NULL; FFC_PARAMS *params, copy; ossl_ffc_params_init(©); if (!TEST_ptr(dh = DH_new_by_nid(NID_ffdhe3072))) goto err; params = ossl_dh_get0_params(dh); if (!TEST_int_eq(params->keylength, 275)) goto err; if (!TEST_true(ossl_ffc_params_copy(©, params))) goto err; if (!TEST_int_eq(copy.keylength, 275)) goto err; if (!TEST_true(ossl_ffc_params_cmp(©, params, 0))) goto err; ret = 1; err: ossl_ffc_params_cleanup(©); DH_free(dh); return ret; } #endif /* OPENSSL_NO_DH */ int setup_tests(void) { #ifndef OPENSSL_NO_DSA ADD_TEST(ffc_params_validate_pq_test); ADD_TEST(ffc_params_validate_g_unverified_test); #endif /* OPENSSL_NO_DSA */ #ifndef OPENSSL_NO_DH ADD_TEST(ffc_params_gen_test); ADD_TEST(ffc_params_gen_canonicalg_test); ADD_TEST(ffc_params_fips186_2_gen_validate_test); ADD_TEST(ffc_public_validate_test); ADD_TEST(ffc_private_validate_test); ADD_ALL_TESTS(ffc_private_gen_test, 10); ADD_TEST(ffc_params_copy_test); #endif /* OPENSSL_NO_DH */ return 1; }