Improve use of the test framework in the SM2 internal tests
Also general clean up of those tests Reviewed-by: Richard Levitte <levitte@openssl.org> (Merged from https://github.com/openssl/openssl/pull/6386)
This commit is contained in:
Matt Caswell
parent
44d3845d89
commit
e14d6cf691
9 changed files with 413 additions and 544 deletions
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@ -223,8 +223,10 @@ static int pkey_ecies_encrypt(EVP_PKEY_CTX *ctx,
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md_type = NID_sm3;
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if (out == NULL) {
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*outlen = SM2_ciphertext_size(ec, EVP_get_digestbynid(md_type),
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inlen);
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if (!SM2_ciphertext_size(ec, EVP_get_digestbynid(md_type), inlen,
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outlen))
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ret = -1;
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else
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ret = 1;
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}
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else {
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@ -261,8 +263,10 @@ static int pkey_ecies_decrypt(EVP_PKEY_CTX *ctx,
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md_type = NID_sm3;
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if (out == NULL) {
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*outlen = SM2_plaintext_size(ec, EVP_get_digestbynid(md_type),
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inlen);
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if (!SM2_plaintext_size(ec, EVP_get_digestbynid(md_type), inlen,
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outlen))
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ret = -1;
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else
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ret = 1;
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}
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else {
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@ -57,13 +57,11 @@ int SM2_verify(int type, const unsigned char *dgst, int dgstlen,
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/*
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* SM2 encryption
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*/
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size_t SM2_ciphertext_size(const EC_KEY *key,
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const EVP_MD *digest,
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size_t msg_len);
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int SM2_ciphertext_size(const EC_KEY *key, const EVP_MD *digest, size_t msg_len,
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size_t *ct_size);
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size_t SM2_plaintext_size(const EC_KEY *key,
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const EVP_MD *digest,
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size_t msg_len);
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int SM2_plaintext_size(const EC_KEY *key, const EVP_MD *digest, size_t msg_len,
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size_t *pt_size);
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int SM2_encrypt(const EC_KEY *key,
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const EVP_MD *digest,
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@ -76,8 +74,6 @@ int SM2_decrypt(const EC_KEY *key,
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const uint8_t *ciphertext,
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size_t ciphertext_len, uint8_t *ptext_buf, size_t *ptext_len);
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int ERR_load_SM2_strings(void);
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# ifdef __cplusplus
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}
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# endif
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@ -59,23 +59,43 @@ static size_t EC_field_size(const EC_GROUP *group)
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return field_size;
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}
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size_t SM2_plaintext_size(const EC_KEY *key, const EVP_MD *digest, size_t msg_len)
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int SM2_plaintext_size(const EC_KEY *key, const EVP_MD *digest, size_t msg_len,
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size_t *pt_size)
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{
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const size_t field_size = EC_field_size(EC_KEY_get0_group(key));
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const size_t md_size = EVP_MD_size(digest);
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const int md_size = EVP_MD_size(digest);
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size_t overhead;
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const size_t overhead = 10 + 2 * field_size + md_size;
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if(msg_len <= overhead)
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if (md_size < 0) {
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SM2err(SM2_F_SM2_ENCRYPT, SM2_R_INVALID_DIGEST);
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return 0;
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}
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if (field_size == 0) {
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SM2err(SM2_F_SM2_ENCRYPT, SM2_R_INVALID_FIELD);
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return 0;
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}
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return msg_len - overhead;
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overhead = 10 + 2 * field_size + (size_t)md_size;
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if(msg_len <= overhead) {
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SM2err(SM2_F_SM2_ENCRYPT, SM2_R_INVALID_ENCODING);
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return 0;
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}
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*pt_size = msg_len - overhead;
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return 1;
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}
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size_t SM2_ciphertext_size(const EC_KEY *key, const EVP_MD *digest, size_t msg_len)
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int SM2_ciphertext_size(const EC_KEY *key, const EVP_MD *digest, size_t msg_len,
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size_t *ct_size)
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{
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const size_t field_size = EC_field_size(EC_KEY_get0_group(key));
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const size_t md_size = EVP_MD_size(digest);
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return 10 + 2 * field_size + md_size + msg_len;
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const int md_size = EVP_MD_size(digest);
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if (field_size == 0 || md_size < 0)
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return 0;
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*ct_size = 10 + 2 * field_size + (size_t)md_size + msg_len;
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return 1;
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}
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int SM2_encrypt(const EC_KEY *key,
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@ -440,7 +440,7 @@ INCLUDE_MAIN___test_libtestutil_OLB = /INCLUDE=MAIN
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PROGRAMS_NO_INST=siphash_internal_test
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ENDIF
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IF[{- !$disabled{sm2} -}]
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PROGRAMS_NO_INST=sm2_crypt_internal_test sm2_sign_internal_test
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PROGRAMS_NO_INST=sm2_internal_test
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ENDIF
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IF[{- !$disabled{sm4} -}]
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PROGRAMS_NO_INST=sm4_internal_test
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@ -485,13 +485,9 @@ INCLUDE_MAIN___test_libtestutil_OLB = /INCLUDE=MAIN
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INCLUDE[siphash_internal_test]=.. ../include ../crypto/include
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DEPEND[siphash_internal_test]=../libcrypto.a libtestutil.a
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SOURCE[sm2_sign_internal_test]=sm2_sign_internal_test.c
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INCLUDE[sm2_sign_internal_test]=../include ../crypto/include
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DEPEND[sm2_sign_internal_test]=../libcrypto.a libtestutil.a
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SOURCE[sm2_crypt_internal_test]=sm2_crypt_internal_test.c
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INCLUDE[sm2_crypt_internal_test]=../include ../crypto/include
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DEPEND[sm2_crypt_internal_test]=../libcrypto.a libtestutil.a
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SOURCE[sm2_internal_test]=sm2_internal_test.c
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INCLUDE[sm2_internal_test]=../include ../crypto/include
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DEPEND[sm2_internal_test]=../libcrypto.a libtestutil.a
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SOURCE[sm4_internal_test]=sm4_internal_test.c
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INCLUDE[sm4_internal_test]=.. ../include ../crypto/include
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@ -11,9 +11,9 @@ use OpenSSL::Test; # get 'plan'
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use OpenSSL::Test::Simple;
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use OpenSSL::Test::Utils;
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setup("test_sm2_sign_internal");
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setup("test_internal_sm2");
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plan skip_all => "This test is unsupported in a shared library build on Windows"
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if $^O eq 'MSWin32' && !disabled("shared");
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simple_test("test_sm2_sign_internal", "sm2_sign_internal_test", "sm2");
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simple_test("test_internal_sm2", "sm2_internal_test", "sm2");
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@ -1,19 +0,0 @@
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#! /usr/bin/env perl
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# Copyright 2017-2018 The OpenSSL Project Authors. All Rights Reserved.
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#
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# Licensed under the OpenSSL license (the "License"). You may not use
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# this file except in compliance with the License. You can obtain a copy
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# in the file LICENSE in the source distribution or at
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# https://www.openssl.org/source/license.html
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use strict;
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use OpenSSL::Test; # get 'plan'
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use OpenSSL::Test::Simple;
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use OpenSSL::Test::Utils;
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setup("test_sm2_crypt_internal_sm2");
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plan skip_all => "This test is unsupported in a shared library build on Windows"
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if $^O eq 'MSWin32' && !disabled("shared");
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simple_test("test_sm2_crypt_internal_sm2", "sm2_crypt_internal_test", "sm2");
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@ -1,254 +0,0 @@
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/*
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* Copyright 2017-2018 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the OpenSSL license (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <openssl/bio.h>
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#include <openssl/evp.h>
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#include <openssl/bn.h>
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#include <openssl/crypto.h>
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#include <openssl/err.h>
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#include <openssl/rand.h>
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#include "testutil.h"
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#ifndef OPENSSL_NO_SM2
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# include "internal/sm2.h"
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static RAND_METHOD fake_rand;
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static const RAND_METHOD *saved_rand;
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static uint8_t *fake_rand_bytes = NULL;
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static size_t fake_rand_bytes_offset = 0;
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static int get_faked_bytes(unsigned char *buf, int num)
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{
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int i;
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if (fake_rand_bytes == NULL)
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return saved_rand->bytes(buf, num);
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for (i = 0; i != num; ++i)
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buf[i] = fake_rand_bytes[fake_rand_bytes_offset + i];
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fake_rand_bytes_offset += num;
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return 1;
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}
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static int start_fake_rand(const char *hex_bytes)
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{
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/* save old rand method */
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if (!TEST_ptr(saved_rand = RAND_get_rand_method()))
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return 0;
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fake_rand = *saved_rand;
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/* use own random function */
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fake_rand.bytes = get_faked_bytes;
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fake_rand_bytes = OPENSSL_hexstr2buf(hex_bytes, NULL);
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fake_rand_bytes_offset = 0;
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/* set new RAND_METHOD */
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if (!TEST_true(RAND_set_rand_method(&fake_rand)))
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return 0;
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return 1;
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}
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static int restore_rand(void)
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{
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OPENSSL_free(fake_rand_bytes);
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fake_rand_bytes = NULL;
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fake_rand_bytes_offset = 0;
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if (!TEST_true(RAND_set_rand_method(saved_rand)))
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return 0;
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return 1;
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}
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static EC_GROUP *create_EC_group(const char *p_hex, const char *a_hex,
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const char *b_hex, const char *x_hex,
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const char *y_hex, const char *order_hex,
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const char *cof_hex)
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{
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BIGNUM *p = NULL;
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BIGNUM *a = NULL;
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BIGNUM *b = NULL;
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BIGNUM *g_x = NULL;
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BIGNUM *g_y = NULL;
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BIGNUM *order = NULL;
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BIGNUM *cof = NULL;
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EC_POINT *generator = NULL;
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EC_GROUP *group = NULL;
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BN_hex2bn(&p, p_hex);
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BN_hex2bn(&a, a_hex);
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BN_hex2bn(&b, b_hex);
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group = EC_GROUP_new_curve_GFp(p, a, b, NULL);
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BN_free(p);
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BN_free(a);
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BN_free(b);
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if (group == NULL)
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return NULL;
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generator = EC_POINT_new(group);
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if (generator == NULL)
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return NULL;
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BN_hex2bn(&g_x, x_hex);
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BN_hex2bn(&g_y, y_hex);
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if (EC_POINT_set_affine_coordinates_GFp(group, generator, g_x, g_y, NULL) ==
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0)
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return NULL;
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BN_free(g_x);
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BN_free(g_y);
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BN_hex2bn(&order, order_hex);
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BN_hex2bn(&cof, cof_hex);
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if (EC_GROUP_set_generator(group, generator, order, cof) == 0)
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return NULL;
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EC_POINT_free(generator);
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BN_free(order);
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BN_free(cof);
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return group;
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}
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static int test_sm2(const EC_GROUP *group,
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const EVP_MD *digest,
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const char *privkey_hex,
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const char *message,
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const char *k_hex, const char *ctext_hex)
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{
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const size_t msg_len = strlen(message);
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BIGNUM *priv = NULL;
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EC_KEY *key = NULL;
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EC_POINT *pt = NULL;
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unsigned char *expected = OPENSSL_hexstr2buf(ctext_hex, NULL);
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size_t ctext_len = 0;
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size_t ptext_len = 0;
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uint8_t *ctext = NULL;
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uint8_t *recovered = NULL;
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size_t recovered_len = msg_len;
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int rc = 0;
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BN_hex2bn(&priv, privkey_hex);
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key = EC_KEY_new();
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EC_KEY_set_group(key, group);
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EC_KEY_set_private_key(key, priv);
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pt = EC_POINT_new(group);
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EC_POINT_mul(group, pt, priv, NULL, NULL, NULL);
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EC_KEY_set_public_key(key, pt);
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BN_free(priv);
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EC_POINT_free(pt);
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ctext_len = SM2_ciphertext_size(key, digest, msg_len);
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ctext = OPENSSL_zalloc(ctext_len);
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if (ctext == NULL)
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goto done;
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start_fake_rand(k_hex);
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rc = SM2_encrypt(key, digest,
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(const uint8_t *)message, msg_len, ctext, &ctext_len);
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restore_rand();
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TEST_mem_eq(ctext, ctext_len, expected, ctext_len);
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if (rc == 0)
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goto done;
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ptext_len = SM2_plaintext_size(key, digest, ctext_len);
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TEST_int_eq(ptext_len, msg_len);
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recovered = OPENSSL_zalloc(ptext_len);
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if (recovered == NULL)
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goto done;
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rc = SM2_decrypt(key, digest, ctext, ctext_len, recovered, &recovered_len);
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TEST_int_eq(recovered_len, msg_len);
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TEST_mem_eq(recovered, recovered_len, message, msg_len);
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if (rc == 0)
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return 0;
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rc = 1;
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done:
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OPENSSL_free(ctext);
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OPENSSL_free(recovered);
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OPENSSL_free(expected);
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EC_KEY_free(key);
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return rc;
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}
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static int sm2_crypt_test(void)
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{
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int rc;
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EC_GROUP *test_group =
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create_EC_group
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("8542D69E4C044F18E8B92435BF6FF7DE457283915C45517D722EDB8B08F1DFC3",
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"787968B4FA32C3FD2417842E73BBFEFF2F3C848B6831D7E0EC65228B3937E498",
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"63E4C6D3B23B0C849CF84241484BFE48F61D59A5B16BA06E6E12D1DA27C5249A",
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"421DEBD61B62EAB6746434EBC3CC315E32220B3BADD50BDC4C4E6C147FEDD43D",
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"0680512BCBB42C07D47349D2153B70C4E5D7FDFCBFA36EA1A85841B9E46E09A2",
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"8542D69E4C044F18E8B92435BF6FF7DD297720630485628D5AE74EE7C32E79B7",
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"1");
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if (test_group == NULL)
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return 0;
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rc = test_sm2(test_group,
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EVP_sm3(),
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"1649AB77A00637BD5E2EFE283FBF353534AA7F7CB89463F208DDBC2920BB0DA0",
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"encryption standard",
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"004C62EEFD6ECFC2B95B92FD6C3D9575148AFA17425546D49018E5388D49DD7B4F",
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"307B0220245C26FB68B1DDDDB12C4B6BF9F2B6D5FE60A383B0D18D1C4144ABF1"
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"7F6252E7022076CB9264C2A7E88E52B19903FDC47378F605E36811F5C07423A2"
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"4B84400F01B804209C3D7360C30156FAB7C80A0276712DA9D8094A634B766D3A"
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"285E07480653426D0413650053A89B41C418B0C3AAD00D886C00286467");
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if (rc == 0)
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return 0;
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/* Same test as above except using SHA-256 instead of SM3 */
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rc = test_sm2(test_group,
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EVP_sha256(),
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"1649AB77A00637BD5E2EFE283FBF353534AA7F7CB89463F208DDBC2920BB0DA0",
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"encryption standard",
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"004C62EEFD6ECFC2B95B92FD6C3D9575148AFA17425546D49018E5388D49DD7B4F",
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"307B0220245C26FB68B1DDDDB12C4B6BF9F2B6D5FE60A383B0D18D1C4144ABF17F6252E7022076CB9264C2A7E88E52B19903FDC47378F605E36811F5C07423A24B84400F01B80420BE89139D07853100EFA763F60CBE30099EA3DF7F8F364F9D10A5E988E3C5AAFC0413229E6C9AEE2BB92CAD649FE2C035689785DA33");
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if (rc == 0)
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return 0;
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EC_GROUP_free(test_group);
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return 1;
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}
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#endif
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int setup_tests(void)
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{
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#ifdef OPENSSL_NO_SM2
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TEST_note("SM2 is disabled.");
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#else
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ADD_TEST(sm2_crypt_test);
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#endif
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return 1;
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}
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364
test/sm2_internal_test.c
Normal file
364
test/sm2_internal_test.c
Normal file
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@ -0,0 +1,364 @@
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/*
|
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* Copyright 2017-2018 The OpenSSL Project Authors. All Rights Reserved.
|
||||
*
|
||||
* Licensed under the OpenSSL license (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
|
||||
*/
|
||||
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
|
||||
#include <openssl/bio.h>
|
||||
#include <openssl/evp.h>
|
||||
#include <openssl/bn.h>
|
||||
#include <openssl/crypto.h>
|
||||
#include <openssl/err.h>
|
||||
#include <openssl/rand.h>
|
||||
#include "testutil.h"
|
||||
|
||||
#ifndef OPENSSL_NO_SM2
|
||||
|
||||
# include "internal/sm2.h"
|
||||
|
||||
static RAND_METHOD fake_rand;
|
||||
static const RAND_METHOD *saved_rand;
|
||||
|
||||
static uint8_t *fake_rand_bytes = NULL;
|
||||
static size_t fake_rand_bytes_offset = 0;
|
||||
|
||||
static int get_faked_bytes(unsigned char *buf, int num)
|
||||
{
|
||||
int i;
|
||||
|
||||
if (fake_rand_bytes == NULL)
|
||||
return saved_rand->bytes(buf, num);
|
||||
|
||||
for (i = 0; i != num; ++i)
|
||||
buf[i] = fake_rand_bytes[fake_rand_bytes_offset + i];
|
||||
fake_rand_bytes_offset += num;
|
||||
return 1;
|
||||
}
|
||||
|
||||
static int start_fake_rand(const char *hex_bytes)
|
||||
{
|
||||
/* save old rand method */
|
||||
if (!TEST_ptr(saved_rand = RAND_get_rand_method()))
|
||||
return 0;
|
||||
|
||||
fake_rand = *saved_rand;
|
||||
/* use own random function */
|
||||
fake_rand.bytes = get_faked_bytes;
|
||||
|
||||
fake_rand_bytes = OPENSSL_hexstr2buf(hex_bytes, NULL);
|
||||
fake_rand_bytes_offset = 0;
|
||||
|
||||
/* set new RAND_METHOD */
|
||||
if (!TEST_true(RAND_set_rand_method(&fake_rand)))
|
||||
return 0;
|
||||
return 1;
|
||||
}
|
||||
|
||||
static int restore_rand(void)
|
||||
{
|
||||
OPENSSL_free(fake_rand_bytes);
|
||||
fake_rand_bytes = NULL;
|
||||
fake_rand_bytes_offset = 0;
|
||||
if (!TEST_true(RAND_set_rand_method(saved_rand)))
|
||||
return 0;
|
||||
return 1;
|
||||
}
|
||||
|
||||
static EC_GROUP *create_EC_group(const char *p_hex, const char *a_hex,
|
||||
const char *b_hex, const char *x_hex,
|
||||
const char *y_hex, const char *order_hex,
|
||||
const char *cof_hex)
|
||||
{
|
||||
BIGNUM *p = NULL;
|
||||
BIGNUM *a = NULL;
|
||||
BIGNUM *b = NULL;
|
||||
BIGNUM *g_x = NULL;
|
||||
BIGNUM *g_y = NULL;
|
||||
BIGNUM *order = NULL;
|
||||
BIGNUM *cof = NULL;
|
||||
EC_POINT *generator = NULL;
|
||||
EC_GROUP *group = NULL;
|
||||
int ok = 0;
|
||||
|
||||
if (!TEST_true(BN_hex2bn(&p, p_hex))
|
||||
|| !TEST_true(BN_hex2bn(&a, a_hex))
|
||||
|| !TEST_true(BN_hex2bn(&b, b_hex)))
|
||||
goto done;
|
||||
|
||||
group = EC_GROUP_new_curve_GFp(p, a, b, NULL);
|
||||
if (!TEST_ptr(group))
|
||||
goto done;
|
||||
|
||||
generator = EC_POINT_new(group);
|
||||
if (!TEST_ptr(generator))
|
||||
goto done;
|
||||
|
||||
if (!TEST_true(BN_hex2bn(&g_x, x_hex))
|
||||
|| !TEST_true(BN_hex2bn(&g_y, y_hex))
|
||||
|| !TEST_true(EC_POINT_set_affine_coordinates_GFp(group, generator,
|
||||
g_x, g_y, NULL)))
|
||||
goto done;
|
||||
|
||||
if (!TEST_true(BN_hex2bn(&order, order_hex))
|
||||
|| !TEST_true(BN_hex2bn(&cof, cof_hex))
|
||||
|| !TEST_true(EC_GROUP_set_generator(group, generator, order, cof)))
|
||||
goto done;
|
||||
|
||||
ok = 1;
|
||||
done:
|
||||
BN_free(p);
|
||||
BN_free(a);
|
||||
BN_free(b);
|
||||
BN_free(g_x);
|
||||
BN_free(g_y);
|
||||
EC_POINT_free(generator);
|
||||
BN_free(order);
|
||||
BN_free(cof);
|
||||
if (!ok) {
|
||||
EC_GROUP_free(group);
|
||||
group = NULL;
|
||||
}
|
||||
|
||||
return group;
|
||||
}
|
||||
|
||||
static int test_sm2_crypt(const EC_GROUP *group,
|
||||
const EVP_MD *digest,
|
||||
const char *privkey_hex,
|
||||
const char *message,
|
||||
const char *k_hex, const char *ctext_hex)
|
||||
{
|
||||
const size_t msg_len = strlen(message);
|
||||
BIGNUM *priv = NULL;
|
||||
EC_KEY *key = NULL;
|
||||
EC_POINT *pt = NULL;
|
||||
unsigned char *expected = OPENSSL_hexstr2buf(ctext_hex, NULL);
|
||||
size_t ctext_len = 0;
|
||||
size_t ptext_len = 0;
|
||||
uint8_t *ctext = NULL;
|
||||
uint8_t *recovered = NULL;
|
||||
size_t recovered_len = msg_len;
|
||||
int rc = 0;
|
||||
|
||||
if (!TEST_ptr(expected)
|
||||
|| !TEST_true(BN_hex2bn(&priv, privkey_hex)))
|
||||
goto done;
|
||||
|
||||
key = EC_KEY_new();
|
||||
if (!TEST_ptr(key)
|
||||
|| !TEST_true(EC_KEY_set_group(key, group))
|
||||
|| !TEST_true(EC_KEY_set_private_key(key, priv)))
|
||||
goto done;
|
||||
|
||||
pt = EC_POINT_new(group);
|
||||
if (!TEST_ptr(pt)
|
||||
|| !TEST_true(EC_POINT_mul(group, pt, priv, NULL, NULL, NULL))
|
||||
|| !TEST_true(EC_KEY_set_public_key(key, pt))
|
||||
|| !TEST_true(SM2_ciphertext_size(key, digest, msg_len, &ctext_len)))
|
||||
goto done;
|
||||
|
||||
ctext = OPENSSL_zalloc(ctext_len);
|
||||
if (!TEST_ptr(ctext))
|
||||
goto done;
|
||||
|
||||
start_fake_rand(k_hex);
|
||||
if (!TEST_true(SM2_encrypt(key, digest, (const uint8_t *)message, msg_len,
|
||||
ctext, &ctext_len))) {
|
||||
restore_rand();
|
||||
goto done;
|
||||
}
|
||||
restore_rand();
|
||||
|
||||
if (!TEST_mem_eq(ctext, ctext_len, expected, ctext_len))
|
||||
goto done;
|
||||
|
||||
if (!TEST_true(SM2_plaintext_size(key, digest, ctext_len, &ptext_len))
|
||||
|| !TEST_int_eq(ptext_len, msg_len))
|
||||
goto done;
|
||||
|
||||
recovered = OPENSSL_zalloc(ptext_len);
|
||||
if (!TEST_ptr(recovered)
|
||||
|| !TEST_true(SM2_decrypt(key, digest, ctext, ctext_len, recovered, &recovered_len))
|
||||
|| !TEST_int_eq(recovered_len, msg_len)
|
||||
|| !TEST_mem_eq(recovered, recovered_len, message, msg_len))
|
||||
goto done;
|
||||
|
||||
rc = 1;
|
||||
done:
|
||||
BN_free(priv);
|
||||
EC_POINT_free(pt);
|
||||
OPENSSL_free(ctext);
|
||||
OPENSSL_free(recovered);
|
||||
OPENSSL_free(expected);
|
||||
EC_KEY_free(key);
|
||||
return rc;
|
||||
}
|
||||
|
||||
static int sm2_crypt_test(void)
|
||||
{
|
||||
int testresult = 1;
|
||||
EC_GROUP *test_group =
|
||||
create_EC_group
|
||||
("8542D69E4C044F18E8B92435BF6FF7DE457283915C45517D722EDB8B08F1DFC3",
|
||||
"787968B4FA32C3FD2417842E73BBFEFF2F3C848B6831D7E0EC65228B3937E498",
|
||||
"63E4C6D3B23B0C849CF84241484BFE48F61D59A5B16BA06E6E12D1DA27C5249A",
|
||||
"421DEBD61B62EAB6746434EBC3CC315E32220B3BADD50BDC4C4E6C147FEDD43D",
|
||||
"0680512BCBB42C07D47349D2153B70C4E5D7FDFCBFA36EA1A85841B9E46E09A2",
|
||||
"8542D69E4C044F18E8B92435BF6FF7DD297720630485628D5AE74EE7C32E79B7",
|
||||
"1");
|
||||
|
||||
if (!TEST_ptr(test_group))
|
||||
goto done;
|
||||
|
||||
if (!test_sm2_crypt(
|
||||
test_group,
|
||||
EVP_sm3(),
|
||||
"1649AB77A00637BD5E2EFE283FBF353534AA7F7CB89463F208DDBC2920BB0DA0",
|
||||
"encryption standard",
|
||||
"004C62EEFD6ECFC2B95B92FD6C3D9575148AFA17425546D49018E5388D49DD7B4F",
|
||||
"307B0220245C26FB68B1DDDDB12C4B6BF9F2B6D5FE60A383B0D18D1C4144ABF1"
|
||||
"7F6252E7022076CB9264C2A7E88E52B19903FDC47378F605E36811F5C07423A2"
|
||||
"4B84400F01B804209C3D7360C30156FAB7C80A0276712DA9D8094A634B766D3A"
|
||||
"285E07480653426D0413650053A89B41C418B0C3AAD00D886C00286467"))
|
||||
goto done;
|
||||
|
||||
/* Same test as above except using SHA-256 instead of SM3 */
|
||||
if (!test_sm2_crypt(
|
||||
test_group,
|
||||
EVP_sha256(),
|
||||
"1649AB77A00637BD5E2EFE283FBF353534AA7F7CB89463F208DDBC2920BB0DA0",
|
||||
"encryption standard",
|
||||
"004C62EEFD6ECFC2B95B92FD6C3D9575148AFA17425546D49018E5388D49DD7B4F",
|
||||
"307B0220245C26FB68B1DDDDB12C4B6BF9F2B6D5FE60A383B0D18D1C4144ABF17F"
|
||||
"6252E7022076CB9264C2A7E88E52B19903FDC47378F605E36811F5C07423A24B84"
|
||||
"400F01B80420BE89139D07853100EFA763F60CBE30099EA3DF7F8F364F9D10A5E9"
|
||||
"88E3C5AAFC0413229E6C9AEE2BB92CAD649FE2C035689785DA33"))
|
||||
goto done;
|
||||
|
||||
testresult = 1;
|
||||
done:
|
||||
EC_GROUP_free(test_group);
|
||||
|
||||
return testresult;
|
||||
}
|
||||
|
||||
static int test_sm2_sign(const EC_GROUP *group,
|
||||
const char *userid,
|
||||
const char *privkey_hex,
|
||||
const char *message,
|
||||
const char *k_hex,
|
||||
const char *r_hex,
|
||||
const char *s_hex)
|
||||
{
|
||||
const size_t msg_len = strlen(message);
|
||||
int ok = 0;
|
||||
BIGNUM *priv = NULL;
|
||||
EC_POINT *pt = NULL;
|
||||
EC_KEY *key = NULL;
|
||||
ECDSA_SIG *sig = NULL;
|
||||
const BIGNUM *sig_r = NULL;
|
||||
const BIGNUM *sig_s = NULL;
|
||||
BIGNUM *r = NULL;
|
||||
BIGNUM *s = NULL;
|
||||
|
||||
if (!TEST_true(BN_hex2bn(&priv, privkey_hex)))
|
||||
goto done;
|
||||
|
||||
key = EC_KEY_new();
|
||||
if (!TEST_ptr(key)
|
||||
|| !TEST_true(EC_KEY_set_group(key, group))
|
||||
|| !TEST_true(EC_KEY_set_private_key(key, priv)))
|
||||
goto done;
|
||||
|
||||
pt = EC_POINT_new(group);
|
||||
if (!TEST_ptr(pt)
|
||||
|| !TEST_true(EC_POINT_mul(group, pt, priv, NULL, NULL, NULL))
|
||||
|| !TEST_true(EC_KEY_set_public_key(key, pt)))
|
||||
goto done;
|
||||
|
||||
start_fake_rand(k_hex);
|
||||
sig = SM2_do_sign(key, EVP_sm3(), userid, (const uint8_t *)message, msg_len);
|
||||
restore_rand();
|
||||
|
||||
if (!TEST_ptr(sig))
|
||||
goto done;
|
||||
|
||||
ECDSA_SIG_get0(sig, &sig_r, &sig_s);
|
||||
|
||||
if (!TEST_true(BN_hex2bn(&r, r_hex))
|
||||
|| !TEST_true(BN_hex2bn(&s, s_hex))
|
||||
|| !TEST_BN_eq(r, sig_r)
|
||||
|| !TEST_BN_eq(s, sig_s))
|
||||
goto done;
|
||||
|
||||
ok = SM2_do_verify(key, EVP_sm3(), sig, userid, (const uint8_t *)message,
|
||||
msg_len);
|
||||
|
||||
/* We goto done whether this passes or fails */
|
||||
TEST_true(ok);
|
||||
|
||||
done:
|
||||
ECDSA_SIG_free(sig);
|
||||
EC_POINT_free(pt);
|
||||
EC_KEY_free(key);
|
||||
BN_free(priv);
|
||||
BN_free(r);
|
||||
BN_free(s);
|
||||
|
||||
return ok;
|
||||
}
|
||||
|
||||
static int sm2_sig_test(void)
|
||||
{
|
||||
int testresult = 0;
|
||||
/* From draft-shen-sm2-ecdsa-02 */
|
||||
EC_GROUP *test_group =
|
||||
create_EC_group
|
||||
("8542D69E4C044F18E8B92435BF6FF7DE457283915C45517D722EDB8B08F1DFC3",
|
||||
"787968B4FA32C3FD2417842E73BBFEFF2F3C848B6831D7E0EC65228B3937E498",
|
||||
"63E4C6D3B23B0C849CF84241484BFE48F61D59A5B16BA06E6E12D1DA27C5249A",
|
||||
"421DEBD61B62EAB6746434EBC3CC315E32220B3BADD50BDC4C4E6C147FEDD43D",
|
||||
"0680512BCBB42C07D47349D2153B70C4E5D7FDFCBFA36EA1A85841B9E46E09A2",
|
||||
"8542D69E4C044F18E8B92435BF6FF7DD297720630485628D5AE74EE7C32E79B7",
|
||||
"1");
|
||||
|
||||
if (!TEST_ptr(test_group))
|
||||
goto done;
|
||||
|
||||
if (!TEST_true(test_sm2_sign(
|
||||
test_group,
|
||||
"ALICE123@YAHOO.COM",
|
||||
"128B2FA8BD433C6C068C8D803DFF79792A519A55171B1B650C23661D15897263",
|
||||
"message digest",
|
||||
"006CB28D99385C175C94F94E934817663FC176D925DD72B727260DBAAE1FB2F96F",
|
||||
"40F1EC59F793D9F49E09DCEF49130D4194F79FB1EED2CAA55BACDB49C4E755D1",
|
||||
"6FC6DAC32C5D5CF10C77DFB20F7C2EB667A457872FB09EC56327A67EC7DEEBE7")))
|
||||
goto done;
|
||||
|
||||
testresult = 1;
|
||||
|
||||
done:
|
||||
EC_GROUP_free(test_group);
|
||||
|
||||
return testresult;
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
int setup_tests(void)
|
||||
{
|
||||
#ifdef OPENSSL_NO_SM2
|
||||
TEST_note("SM2 is disabled.");
|
||||
#else
|
||||
ADD_TEST(sm2_crypt_test);
|
||||
ADD_TEST(sm2_sig_test);
|
||||
#endif
|
||||
return 1;
|
||||
}
|
||||
|
|
@ -1,238 +0,0 @@
|
|||
/*
|
||||
* Copyright 2017-2018 The OpenSSL Project Authors. All Rights Reserved.
|
||||
* Copyright 2017 Ribose Inc. All Rights Reserved.
|
||||
*
|
||||
* Licensed under the OpenSSL license (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
|
||||
*/
|
||||
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
|
||||
#include <openssl/bio.h>
|
||||
#include <openssl/evp.h>
|
||||
#include <openssl/bn.h>
|
||||
#include <openssl/crypto.h>
|
||||
#include <openssl/err.h>
|
||||
#include <openssl/rand.h>
|
||||
#include "testutil.h"
|
||||
|
||||
#ifndef OPENSSL_NO_SM2
|
||||
|
||||
# include "internal/sm2.h"
|
||||
|
||||
static RAND_METHOD fake_rand;
|
||||
static const RAND_METHOD *saved_rand;
|
||||
|
||||
static uint8_t *fake_rand_bytes = NULL;
|
||||
static size_t fake_rand_bytes_offset = 0;
|
||||
|
||||
static int get_faked_bytes(unsigned char *buf, int num)
|
||||
{
|
||||
int i;
|
||||
|
||||
if (fake_rand_bytes == NULL)
|
||||
return saved_rand->bytes(buf, num);
|
||||
|
||||
for (i = 0; i != num; ++i)
|
||||
buf[i] = fake_rand_bytes[fake_rand_bytes_offset + i];
|
||||
fake_rand_bytes_offset += num;
|
||||
return 1;
|
||||
}
|
||||
|
||||
static int start_fake_rand(const char *hex_bytes)
|
||||
{
|
||||
/* save old rand method */
|
||||
if (!TEST_ptr(saved_rand = RAND_get_rand_method()))
|
||||
return 0;
|
||||
|
||||
fake_rand = *saved_rand;
|
||||
/* use own random function */
|
||||
fake_rand.bytes = get_faked_bytes;
|
||||
|
||||
fake_rand_bytes = OPENSSL_hexstr2buf(hex_bytes, NULL);
|
||||
fake_rand_bytes_offset = 0;
|
||||
|
||||
/* set new RAND_METHOD */
|
||||
if (!TEST_true(RAND_set_rand_method(&fake_rand)))
|
||||
return 0;
|
||||
return 1;
|
||||
}
|
||||
|
||||
static int restore_rand(void)
|
||||
{
|
||||
OPENSSL_free(fake_rand_bytes);
|
||||
fake_rand_bytes = NULL;
|
||||
fake_rand_bytes_offset = 0;
|
||||
if (!TEST_true(RAND_set_rand_method(saved_rand)))
|
||||
return 0;
|
||||
return 1;
|
||||
}
|
||||
|
||||
static EC_GROUP *create_EC_group(const char *p_hex, const char *a_hex,
|
||||
const char *b_hex, const char *x_hex,
|
||||
const char *y_hex, const char *order_hex,
|
||||
const char *cof_hex)
|
||||
{
|
||||
BIGNUM *p = NULL;
|
||||
BIGNUM *a = NULL;
|
||||
BIGNUM *b = NULL;
|
||||
BIGNUM *g_x = NULL;
|
||||
BIGNUM *g_y = NULL;
|
||||
BIGNUM *order = NULL;
|
||||
BIGNUM *cof = NULL;
|
||||
EC_POINT *generator = NULL;
|
||||
EC_GROUP *group = NULL;
|
||||
|
||||
BN_hex2bn(&p, p_hex);
|
||||
BN_hex2bn(&a, a_hex);
|
||||
BN_hex2bn(&b, b_hex);
|
||||
|
||||
group = EC_GROUP_new_curve_GFp(p, a, b, NULL);
|
||||
BN_free(p);
|
||||
BN_free(a);
|
||||
BN_free(b);
|
||||
|
||||
if (group == NULL)
|
||||
return NULL;
|
||||
|
||||
generator = EC_POINT_new(group);
|
||||
if (generator == NULL)
|
||||
return NULL;
|
||||
|
||||
BN_hex2bn(&g_x, x_hex);
|
||||
BN_hex2bn(&g_y, y_hex);
|
||||
|
||||
if (EC_POINT_set_affine_coordinates_GFp(group, generator, g_x, g_y, NULL) ==
|
||||
0)
|
||||
return NULL;
|
||||
|
||||
BN_free(g_x);
|
||||
BN_free(g_y);
|
||||
|
||||
BN_hex2bn(&order, order_hex);
|
||||
BN_hex2bn(&cof, cof_hex);
|
||||
|
||||
if (EC_GROUP_set_generator(group, generator, order, cof) == 0)
|
||||
return NULL;
|
||||
|
||||
EC_POINT_free(generator);
|
||||
BN_free(order);
|
||||
BN_free(cof);
|
||||
|
||||
return group;
|
||||
}
|
||||
|
||||
|
||||
static int test_sm2(const EC_GROUP *group,
|
||||
const char *userid,
|
||||
const char *privkey_hex,
|
||||
const char *message,
|
||||
const char *k_hex, const char *r_hex, const char *s_hex)
|
||||
{
|
||||
const size_t msg_len = strlen(message);
|
||||
int ok = -1;
|
||||
BIGNUM *priv = NULL;
|
||||
EC_POINT *pt = NULL;
|
||||
EC_KEY *key = NULL;
|
||||
ECDSA_SIG *sig = NULL;
|
||||
const BIGNUM *sig_r = NULL;
|
||||
const BIGNUM *sig_s = NULL;
|
||||
BIGNUM *r = NULL;
|
||||
BIGNUM *s = NULL;
|
||||
|
||||
BN_hex2bn(&priv, privkey_hex);
|
||||
|
||||
key = EC_KEY_new();
|
||||
EC_KEY_set_group(key, group);
|
||||
EC_KEY_set_private_key(key, priv);
|
||||
|
||||
pt = EC_POINT_new(group);
|
||||
EC_POINT_mul(group, pt, priv, NULL, NULL, NULL);
|
||||
EC_KEY_set_public_key(key, pt);
|
||||
|
||||
start_fake_rand(k_hex);
|
||||
sig = SM2_do_sign(key, EVP_sm3(), userid, (const uint8_t *)message, msg_len);
|
||||
restore_rand();
|
||||
|
||||
if (sig == NULL)
|
||||
return 0;
|
||||
|
||||
ECDSA_SIG_get0(sig, &sig_r, &sig_s);
|
||||
|
||||
BN_hex2bn(&r, r_hex);
|
||||
BN_hex2bn(&s, s_hex);
|
||||
|
||||
if (BN_cmp(r, sig_r) != 0) {
|
||||
printf("Signature R mismatch: ");
|
||||
BN_print_fp(stdout, r);
|
||||
printf(" != ");
|
||||
BN_print_fp(stdout, sig_r);
|
||||
printf("\n");
|
||||
ok = 0;
|
||||
}
|
||||
if (BN_cmp(s, sig_s) != 0) {
|
||||
printf("Signature S mismatch: ");
|
||||
BN_print_fp(stdout, s);
|
||||
printf(" != ");
|
||||
BN_print_fp(stdout, sig_s);
|
||||
printf("\n");
|
||||
ok = 0;
|
||||
}
|
||||
|
||||
ok = SM2_do_verify(key, EVP_sm3(), sig, userid, (const uint8_t *)message, msg_len);
|
||||
|
||||
ECDSA_SIG_free(sig);
|
||||
EC_POINT_free(pt);
|
||||
EC_KEY_free(key);
|
||||
BN_free(priv);
|
||||
BN_free(r);
|
||||
BN_free(s);
|
||||
|
||||
return ok;
|
||||
}
|
||||
|
||||
static int sm2_sig_test(void)
|
||||
{
|
||||
int rc = 0;
|
||||
/* From draft-shen-sm2-ecdsa-02 */
|
||||
EC_GROUP *test_group =
|
||||
create_EC_group
|
||||
("8542D69E4C044F18E8B92435BF6FF7DE457283915C45517D722EDB8B08F1DFC3",
|
||||
"787968B4FA32C3FD2417842E73BBFEFF2F3C848B6831D7E0EC65228B3937E498",
|
||||
"63E4C6D3B23B0C849CF84241484BFE48F61D59A5B16BA06E6E12D1DA27C5249A",
|
||||
"421DEBD61B62EAB6746434EBC3CC315E32220B3BADD50BDC4C4E6C147FEDD43D",
|
||||
"0680512BCBB42C07D47349D2153B70C4E5D7FDFCBFA36EA1A85841B9E46E09A2",
|
||||
"8542D69E4C044F18E8B92435BF6FF7DD297720630485628D5AE74EE7C32E79B7",
|
||||
"1");
|
||||
|
||||
if (test_group == NULL)
|
||||
return 0;
|
||||
|
||||
rc = test_sm2(test_group,
|
||||
"ALICE123@YAHOO.COM",
|
||||
"128B2FA8BD433C6C068C8D803DFF79792A519A55171B1B650C23661D15897263",
|
||||
"message digest",
|
||||
"006CB28D99385C175C94F94E934817663FC176D925DD72B727260DBAAE1FB2F96F",
|
||||
"40F1EC59F793D9F49E09DCEF49130D4194F79FB1EED2CAA55BACDB49C4E755D1",
|
||||
"6FC6DAC32C5D5CF10C77DFB20F7C2EB667A457872FB09EC56327A67EC7DEEBE7");
|
||||
|
||||
EC_GROUP_free(test_group);
|
||||
|
||||
return rc;
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
int setup_tests(void)
|
||||
{
|
||||
#ifdef OPENSSL_NO_SM2
|
||||
TEST_note("SM2 is disabled.");
|
||||
#else
|
||||
ADD_TEST(sm2_sig_test);
|
||||
#endif
|
||||
return 1;
|
||||
}
|
||||
Loading…
Reference in a new issue