]>
git.ipfire.org Git - thirdparty/openssl.git/blob - test/sm2_internal_test.c
aaa337b57bb0e95401fb7b880d19dcbbd711d242
2 * Copyright 2017-2020 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
11 * Low level APIs are deprecated for public use, but still ok for internal use.
13 #include "internal/deprecated.h"
19 #include <openssl/bio.h>
20 #include <openssl/evp.h>
21 #include <openssl/bn.h>
22 #include <openssl/crypto.h>
23 #include <openssl/err.h>
24 #include <openssl/rand.h>
27 #ifndef OPENSSL_NO_SM2
29 # include "crypto/sm2.h"
31 static OSSL_PROVIDER
*fake_rand
= NULL
;
32 static uint8_t *fake_rand_bytes
= NULL
;
33 static size_t fake_rand_bytes_offset
= 0;
34 static size_t fake_rand_size
= 0;
36 static int get_faked_bytes(unsigned char *buf
, size_t num
)
38 if (!TEST_ptr(fake_rand_bytes
) || !TEST_size_t_gt(fake_rand_size
, 0))
42 if (fake_rand_bytes_offset
>= fake_rand_size
)
43 fake_rand_bytes_offset
= 0;
44 *buf
++ = fake_rand_bytes
[fake_rand_bytes_offset
++];
50 static int start_fake_rand(const char *hex_bytes
)
52 OPENSSL_free(fake_rand_bytes
);
53 fake_rand_bytes_offset
= 0;
54 fake_rand_size
= strlen(hex_bytes
) / 2;
55 if (!TEST_ptr(fake_rand_bytes
= OPENSSL_hexstr2buf(hex_bytes
, NULL
)))
58 /* use own random function */
59 fake_rand_set_callback(get_faked_bytes
);
64 static void restore_rand(void)
66 fake_rand_set_callback(NULL
);
67 OPENSSL_free(fake_rand_bytes
);
68 fake_rand_bytes
= NULL
;
69 fake_rand_bytes_offset
= 0;
72 static EC_GROUP
*create_EC_group(const char *p_hex
, const char *a_hex
,
73 const char *b_hex
, const char *x_hex
,
74 const char *y_hex
, const char *order_hex
,
84 EC_POINT
*generator
= NULL
;
85 EC_GROUP
*group
= NULL
;
88 if (!TEST_true(BN_hex2bn(&p
, p_hex
))
89 || !TEST_true(BN_hex2bn(&a
, a_hex
))
90 || !TEST_true(BN_hex2bn(&b
, b_hex
)))
93 group
= EC_GROUP_new_curve_GFp(p
, a
, b
, NULL
);
97 generator
= EC_POINT_new(group
);
98 if (!TEST_ptr(generator
))
101 if (!TEST_true(BN_hex2bn(&g_x
, x_hex
))
102 || !TEST_true(BN_hex2bn(&g_y
, y_hex
))
103 || !TEST_true(EC_POINT_set_affine_coordinates(group
, generator
, g_x
,
107 if (!TEST_true(BN_hex2bn(&order
, order_hex
))
108 || !TEST_true(BN_hex2bn(&cof
, cof_hex
))
109 || !TEST_true(EC_GROUP_set_generator(group
, generator
, order
, cof
)))
119 EC_POINT_free(generator
);
123 EC_GROUP_free(group
);
130 static int test_sm2_crypt(const EC_GROUP
*group
,
131 const EVP_MD
*digest
,
132 const char *privkey_hex
,
134 const char *k_hex
, const char *ctext_hex
)
136 const size_t msg_len
= strlen(message
);
140 unsigned char *expected
= OPENSSL_hexstr2buf(ctext_hex
, NULL
);
141 size_t ctext_len
= 0;
142 size_t ptext_len
= 0;
143 uint8_t *ctext
= NULL
;
144 uint8_t *recovered
= NULL
;
145 size_t recovered_len
= msg_len
;
148 if (!TEST_ptr(expected
)
149 || !TEST_true(BN_hex2bn(&priv
, privkey_hex
)))
154 || !TEST_true(EC_KEY_set_group(key
, group
))
155 || !TEST_true(EC_KEY_set_private_key(key
, priv
)))
158 pt
= EC_POINT_new(group
);
160 || !TEST_true(EC_POINT_mul(group
, pt
, priv
, NULL
, NULL
, NULL
))
161 || !TEST_true(EC_KEY_set_public_key(key
, pt
))
162 || !TEST_true(ossl_sm2_ciphertext_size(key
, digest
, msg_len
,
166 ctext
= OPENSSL_zalloc(ctext_len
);
167 if (!TEST_ptr(ctext
))
170 start_fake_rand(k_hex
);
171 if (!TEST_true(ossl_sm2_encrypt(key
, digest
,
172 (const uint8_t *)message
, msg_len
,
173 ctext
, &ctext_len
))) {
179 if (!TEST_mem_eq(ctext
, ctext_len
, expected
, ctext_len
))
182 if (!TEST_true(ossl_sm2_plaintext_size(key
, digest
, ctext_len
, &ptext_len
))
183 || !TEST_int_eq(ptext_len
, msg_len
))
186 recovered
= OPENSSL_zalloc(ptext_len
);
187 if (!TEST_ptr(recovered
)
188 || !TEST_true(ossl_sm2_decrypt(key
, digest
, ctext
, ctext_len
,
189 recovered
, &recovered_len
))
190 || !TEST_int_eq(recovered_len
, msg_len
)
191 || !TEST_mem_eq(recovered
, recovered_len
, message
, msg_len
))
199 OPENSSL_free(recovered
);
200 OPENSSL_free(expected
);
205 static int sm2_crypt_test(void)
208 EC_GROUP
*test_group
=
210 ("8542D69E4C044F18E8B92435BF6FF7DE457283915C45517D722EDB8B08F1DFC3",
211 "787968B4FA32C3FD2417842E73BBFEFF2F3C848B6831D7E0EC65228B3937E498",
212 "63E4C6D3B23B0C849CF84241484BFE48F61D59A5B16BA06E6E12D1DA27C5249A",
213 "421DEBD61B62EAB6746434EBC3CC315E32220B3BADD50BDC4C4E6C147FEDD43D",
214 "0680512BCBB42C07D47349D2153B70C4E5D7FDFCBFA36EA1A85841B9E46E09A2",
215 "8542D69E4C044F18E8B92435BF6FF7DD297720630485628D5AE74EE7C32E79B7",
218 if (!TEST_ptr(test_group
))
224 "1649AB77A00637BD5E2EFE283FBF353534AA7F7CB89463F208DDBC2920BB0DA0",
225 "encryption standard",
226 "004C62EEFD6ECFC2B95B92FD6C3D9575148AFA17425546D49018E5388D49DD7B4F"
227 "0092e8ff62146873c258557548500ab2df2a365e0609ab67640a1f6d57d7b17820"
228 "008349312695a3e1d2f46905f39a766487f2432e95d6be0cb009fe8c69fd8825a7",
229 "307B0220245C26FB68B1DDDDB12C4B6BF9F2B6D5FE60A383B0D18D1C4144ABF1"
230 "7F6252E7022076CB9264C2A7E88E52B19903FDC47378F605E36811F5C07423A2"
231 "4B84400F01B804209C3D7360C30156FAB7C80A0276712DA9D8094A634B766D3A"
232 "285E07480653426D0413650053A89B41C418B0C3AAD00D886C00286467"))
235 /* Same test as above except using SHA-256 instead of SM3 */
239 "1649AB77A00637BD5E2EFE283FBF353534AA7F7CB89463F208DDBC2920BB0DA0",
240 "encryption standard",
241 "004C62EEFD6ECFC2B95B92FD6C3D9575148AFA17425546D49018E5388D49DD7B4F"
242 "003da18008784352192d70f22c26c243174a447ba272fec64163dd4742bae8bc98"
243 "00df17605cf304e9dd1dfeb90c015e93b393a6f046792f790a6fa4228af67d9588",
244 "307B0220245C26FB68B1DDDDB12C4B6BF9F2B6D5FE60A383B0D18D1C4144ABF17F"
245 "6252E7022076CB9264C2A7E88E52B19903FDC47378F605E36811F5C07423A24B84"
246 "400F01B80420BE89139D07853100EFA763F60CBE30099EA3DF7F8F364F9D10A5E9"
247 "88E3C5AAFC0413229E6C9AEE2BB92CAD649FE2C035689785DA33"))
252 EC_GROUP_free(test_group
);
257 static int test_sm2_sign(const EC_GROUP
*group
,
259 const char *privkey_hex
,
265 const size_t msg_len
= strlen(message
);
270 ECDSA_SIG
*sig
= NULL
;
271 const BIGNUM
*sig_r
= NULL
;
272 const BIGNUM
*sig_s
= NULL
;
276 if (!TEST_true(BN_hex2bn(&priv
, privkey_hex
)))
281 || !TEST_true(EC_KEY_set_group(key
, group
))
282 || !TEST_true(EC_KEY_set_private_key(key
, priv
)))
285 pt
= EC_POINT_new(group
);
287 || !TEST_true(EC_POINT_mul(group
, pt
, priv
, NULL
, NULL
, NULL
))
288 || !TEST_true(EC_KEY_set_public_key(key
, pt
)))
291 start_fake_rand(k_hex
);
292 sig
= ossl_sm2_do_sign(key
, EVP_sm3(), (const uint8_t *)userid
,
293 strlen(userid
), (const uint8_t *)message
, msg_len
);
294 if (!TEST_ptr(sig
)) {
300 ECDSA_SIG_get0(sig
, &sig_r
, &sig_s
);
302 if (!TEST_true(BN_hex2bn(&r
, r_hex
))
303 || !TEST_true(BN_hex2bn(&s
, s_hex
))
304 || !TEST_BN_eq(r
, sig_r
)
305 || !TEST_BN_eq(s
, sig_s
))
308 ok
= ossl_sm2_do_verify(key
, EVP_sm3(), sig
, (const uint8_t *)userid
,
309 strlen(userid
), (const uint8_t *)message
, msg_len
);
311 /* We goto done whether this passes or fails */
325 static int sm2_sig_test(void)
328 /* From draft-shen-sm2-ecdsa-02 */
329 EC_GROUP
*test_group
=
331 ("8542D69E4C044F18E8B92435BF6FF7DE457283915C45517D722EDB8B08F1DFC3",
332 "787968B4FA32C3FD2417842E73BBFEFF2F3C848B6831D7E0EC65228B3937E498",
333 "63E4C6D3B23B0C849CF84241484BFE48F61D59A5B16BA06E6E12D1DA27C5249A",
334 "421DEBD61B62EAB6746434EBC3CC315E32220B3BADD50BDC4C4E6C147FEDD43D",
335 "0680512BCBB42C07D47349D2153B70C4E5D7FDFCBFA36EA1A85841B9E46E09A2",
336 "8542D69E4C044F18E8B92435BF6FF7DD297720630485628D5AE74EE7C32E79B7",
339 if (!TEST_ptr(test_group
))
342 if (!TEST_true(test_sm2_sign(
344 "ALICE123@YAHOO.COM",
345 "128B2FA8BD433C6C068C8D803DFF79792A519A55171B1B650C23661D15897263",
347 "006CB28D99385C175C94F94E934817663FC176D925DD72B727260DBAAE1FB2F96F"
348 "007c47811054c6f99613a578eb8453706ccb96384fe7df5c171671e760bfa8be3a",
349 "40F1EC59F793D9F49E09DCEF49130D4194F79FB1EED2CAA55BACDB49C4E755D1",
350 "6FC6DAC32C5D5CF10C77DFB20F7C2EB667A457872FB09EC56327A67EC7DEEBE7")))
356 EC_GROUP_free(test_group
);
363 int setup_tests(void)
365 #ifdef OPENSSL_NO_SM2
366 TEST_note("SM2 is disabled.");
368 fake_rand
= fake_rand_start(NULL
);
369 if (fake_rand
== NULL
)
372 ADD_TEST(sm2_crypt_test
);
373 ADD_TEST(sm2_sig_test
);
378 void cleanup_tests(void)
380 #ifdef OPENSSL_NO_SM2
381 fake_rand_finish(fake_rand
);