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d8072491bc8686b3cd899b916b1801b857797d6f
GmSSL/crypto/sm2/sm2test.c
Zhi Guan d8072491bc some update
2016-04-25 20:53:02 +02:00

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#include <stdio.h>
#include <string.h>
#include <strings.h>
#include <openssl/sm2.h>
#include <openssl/evp.h>
#include <openssl/rand.h>
/*
GFp192
p BDB6F4FE3E8B1D9E0DA8C0D46F4C318CEFE4AFE3B6B8551F
a BB8E5E8FBC115E139FE6A814FE48AAA6F0ADA1AA5DF91985
b 1854BEBDC31B21B7AEFC80AB0ECD10D5B1B3308E6DBF11C1
x 4AD5F7048DE709AD51236DE65E4D4B482C836DC6E4106640
y 02BB3A02D4AAADACAE24817A4CA3A1B014B5270432DB27D2
n BDB6F4FE3E8B1D9E0DA8C0D40FC962195DFAE76F56564677
h 1
GFp256
p 8542D69E4C044F18E8B92435BF6FF7DE457283915C45517D722EDB8B08F1DFC3
a 787968B4FA32C3FD2417842E73BBFEFF2F3C848B6831D7E0EC65228B3937E498
b 63E4C6D3B23B0C849CF84241484BFE48F61D59A5B16BA06E6E12D1DA27C5249A
x 421DEBD61B62EAB6746434EBC3CC315E32220B3BADD50BDC4C4E6C147FEDD43D
y 0680512BCBB42C07D47349D2153B70C4E5D7FDFCBFA36EA1A85841B9E46E09A2
n 8542D69E4C044F18E8B92435BF6FF7DD297720630485628D5AE74EE7C32E79B7
h 1
GF2m193 f(x) = x^193 + x^15 + 1
f 2000000000000000000000000000000000000000000008001
a 0
b 002FE22037B624DBEBC4C618E13FD998B1A18E1EE0D05C46FB
x 00D78D47E85C93644071BC1C212CF994E4D21293AAD8060A84
y 00615B9E98A31B7B2FDDEEECB76B5D875586293725F9D2FC0C
n 80000000000000000000000043E9885C46BF45D8C5EBF3A1
GF2m257 f(x) = x^257 + x^12 + 1
f 20000000000000000000000000000000000000000000000000000000000001001
a 0
b 00E78BCD09746C202378A7E72B12BCE00266B9627ECB0B5A25367AD1AD4CC6242B
x 00CDB9CA7F1E6B0441F658343F4B10297C0EF9B6491082400A62E7A7485735FADD
y 013DE74DA65951C4D76DC89220D5F7777A611B1C38BAE260B175951DC8060C2B3E
n 7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFBC972CF7E6B6F900945B3C6A0CF6161D
Signature on GFp256
M message digest
d 128B2FA8BD433C6C068C8D803DFF79792A519A55171B1B650C23661D15897263
Z F4A38489E32B45B6F876E3AC2168CA392362DC8F23459C1D1146FC3DBFB7BC9A
e B524F552CD82B8B028476E005C377FB19A87E6FC682D48BB5D42E3D9B9EFFE76
k 6CB28D99385C175C94F94E934817663FC176D925DD72B727260DBAAE1FB2F96F
r 40F1EC59F793D9F49E09DCEF49130D4194F79FB1EED2CAA55BACDB49C4E755D1
s 6FC6DAC32C5D5CF10C77DFB20F7C2EB667A457872FB09EC56327A67EC7DEEBE7
Signature on GF2m257
M message digest
d 771EF3DBFF5F1CDC32B9C572930476191998B2BF7CB981D7F5B39202645F0931
Z 26352AF82EC19F207BBC6F9474E11E90CE0F7DDACE03B27F801817E897A81FD5
e AD673CBDA311417129A9EAA5F9AB1AA1633AD47718A84DFD46C17C6FA0AA3B12
k 36CD79FC8E24B7357A8A7B4A46D454C397703D6498158C605399B341ADA186D6
r 6D3FBA26EAB2A1054F5D198332E335817C8AC453ED26D3391CD4439D825BF25B
s 3124C5688D95F0A10252A9BED033BEC84439DA384621B6D6FAD77F94B74A9556
Key Agreement on GFp256
A ALICE123@YAHOO.COM
LA 0090
B BILL456@YAHOO.COM
LB 0088
dA 6FCBA2EF9AE0AB902BC3BDE3FF915D44BA4CC78F88E2F8E7F8996D3B8CCEEDEE
dB 5E35D7D3F3C54DBAC72E61819E730B019A84208CA3A35E4C2E353DFCCB2A3B53
ZA E4D1D0C3CA4C7F11BC8FF8CB3F4C02A78F108FA098E51A668487240F75E20F31
ZB 6B4B6D0E276691BD4A11BF72F4FB501AE309FDACB72FA6CC336E6656119ABD67
rA 83A2C9C8B96E5AF70BD480B472409A9A327257F1EBB73F5B073354B248668563
x1 6CB5633816F4DD560B1DEC458310CBCC6856C09505324A6D23150C408F162BF0
y1 0D6FCF62F1036C0A1B6DACCF57399223A65F7D7BF2D9637E5BBBEB857961BF1A
rB 33FE21940342161C55619C4A0C060293D543C80AF19748CE176D83477DE71C80
x2 1799B2A2C778295300D9A2325C686129B8F2B5337B3DCF4514E8BBC19D900EE5
y2 54C9288C82733EFDF7808AE7F27D0E732F7C73A7D9AC98B7D8740A91D0DB3CF4
x1' E856C09505324A6D23150C408F162BF0
x2' B8F2B5337B3DCF4514E8BBC19D900EE5
tB 2B2E11CBF03641FC3D939262FC0B652A70ACAA25B5369AD38B375C0265490C9F
Encrypt on GFp256
M encryption standard
d 1649AB77A00637BD5E2EFE283FBF353534AA7F7CB89463F208DDBC2920BB0DA0
k 4C62EEFD6ECFC2B95B92FD6C3D9575148AFA17425546D49018E5388D49DD7B4F
C1 0464D20D27D0632957F8028C1E024F6B02EDF23102A566C932AE8BD613A8E865FE58D225ECA784AE300A81A2D48281A828E1CEDF11C4219099840265375077BF78
C2 650053A89B41C418B0C3AAD00D886C00286467
C3 9C3D7360C30156FAB7C80A0276712DA9D8094A634B766D3A285E07480653426D
Encrypt on GF2m257
M encryption standard
d 56A270D17377AA9A367CFA82E46FA5267713A9B91101D0777B07FCE018C757EB
k 6D3B497153E3E92524E5C122682DBDC8705062E20B917A5F8FCDB8EE4C66663D
C1 040083E628CF701EE3141E8873FE55936ADF24963F5DC9C6480566C80F8A1D8CC51B01524C647F0C0412DEFD468BDA3AE0E5A80FCC8F5C990FEE11602929232DCD9F36
C2 FD55AC6213C2A8A040E4CAB5B26A9CFCDA7373FCDA7373
C3 73A48625D3758FA37B3EAB80E9CFCABA665E3199EA15A1FA8189D96F579125E4
*/
RAND_METHOD fake_rand;
const RAND_METHOD *old_rand;
int fbytes(unsigned char *buf, int num)
{
int ret;
BIGNUM *tmp = NULL;
if (fbytes_counter >= 8)
return 0;
if (!(tmp = BN_new())) {
return 0;
}
if (!BN_hex2bn(&tmp, numbers[fbytes_counter])) {
BN_free(tmp);
return 0;
}
fbytes_counter++;
if (num != BN_num_bytes(tmp) || !BN_bn2bin(tmp, buf))
ret = 0;
else
ret = 1;
if (tmp)
BN_free(tmp);
return ret;
}
int change_rand(void)
{
if (!(old_rand = RAND_get_rand_method())) {
return 0;
}
fake_rand.seed = old_rand->seed;
fake_rand.cleanup = old_rand->cleanup;
fake_rand.add = old_rand->add;
fake_rand.status = old_rand->status;
fake_rand.bytes = fbytes;
fake_rand.pseudorand = old_rand->bytes;
if (!RAND_set_rand_method(&fake_rand)) {
return 0;
}
return 1;
}
int restore_rand(void)
{
if (!RAND_set_rand_method(rand))
return 0;
else
return 1;
}
EC_GROUP *new_ec_group(int is_prime_field,
const char *p_hex, const char *a_hex, const char *b_hex,
const char *x_hex, const char *y_hex, const char *n_hex, const char *h_hex)
{
int e = 1;
EC_GROUP *ec_group = NULL;
BN_CTX *ctx = NULL;
BIGNUM *p = NULL;
BIGNUM *a = NULL;
BIGNUM *b = NULL;
BIGNUM *x = NULL;
BIGNUM *y = NULL;
BIGNUM *n = NULL;
BIGNUM *h = NULL;
EC_POINT *G = NULL;
point_conversion_form_t form = POINT_CONVERSION_UNCOMPRESSED;
int flag = 0;
if (!(ctx = BN_CTX_new())) {
ERR_print_errors_fp(stderr);
goto err;
}
// FIXME
if (!(ec_group = EC_GROUP_new(EC_GFp_mont_method()))) {
ERR_print_errors_fp(stderr);
goto err;
}
if (!BN_hex2bn(&p, p_hex) ||
!BN_hex2bn(&a, a_hex) ||
!BN_hex2bn(&b, b_hex) ||
!BN_hex2bn(&x, x_hex) ||
!BN_hex2bn(&y, y_hex) ||
!BN_hex2bn(&n, n_hex) ||
!BN_hex2bn(&h, h_hex)) {
ERR_print_errors_fp(stderr);
goto err;
}
if (is_prime_curve) {
if (!EC_GROUP_set_curve_GFp(ec_group, p, a, b, ctx)) {
ERR_print_errors_fp(stderr);
goto err;
}
if (!EC_POINT_set_affine_coordinates_GFp(ec_group, G, x, y, ctx)) {
ERR_print_errors_fp(stderr);
goto err;
}
} else {
if (!EC_GROUP_set_curve_GF2m(ec_group, p, a, b, ctx)) {
ERR_print_errors_fp(stderr);
goto err;
}
if (!EC_POINT_set_affine_coordinates_GF2m(ec_group, G, x, y, ctx)) {
ERR_print_errors_fp(stderr);
goto err;
}
}
if (!(G = EC_POINT_new(ec_group))) {
ERR_print_errors_fp(stderr);
goto err;
}
if (!EC_GROUP_set_generator(ec_group, G, n, h)) {
ERR_print_errors_fp(stderr);
goto err;
}
EC_GROUP_set_asn1_flag(ec_group, flag);
EC_GROUP_set_point_conversion_form(ec_group, form);
e = 0;
err:
if (ctx) BN_CTX_free(ctx);
if (p) BN_free(p);
if (a) BN_free(a);
if (b) BN_free(b);
if (x) BN_free(x);
if (y) BN_free(y);
if (n) BN_free(n);
if (h) BN_free(h);
if (G) EC_POINT_free(G);
if (e && ec_group) {
EC_GROUP_free(ec_group);
ec_group = NULL;
}
return ec_group;
}
EC_KEY *new_ec_key(const EC_GROUP *group, const char *sk, const char *id,
const char *xP, const char *yP)
{
EC_KEY *ec_key = NULL;
BIGNUM *x = NULL;
BIGNUM *y = NULL;
if (sk) {
if (!BN_hex2bn(&d, sk)) {
ERR_print_errors_fp(stderr);
goto err;
}
}
if (id) {
if (!SM2_set_id(ec_key, id)) {
ERR_print_errors_fp(stderr);
goto err;
}
}
if (xP && yP) {
if (!BN_hex2bn(&x, xP)) {
ERR_print_errors_fp(stderr);
goto err;
}
if (!BN_hex2bn(&y, yP)) {
}
if (!EC_KEY_set_public_key()) {
}
}
err:
return ec_key;
}
static int test_sm2_id(void)
{
int ret = 0;
EC_GROUP *group = NULL;
EC_KEY *ec_key = NULL;
BIGNUM *bn = NULL;
const char *id[] = {
"ALICE123@YAHOO.COM",
"ALICE123@YAHOO.COM",
"ALICE123@YAHOO.COM",
"BILL456@YAHOO.COM"};
const char *sk[] = {
"128B2FA8BD433C6C068C8D803DFF79792A519A55171B1B650C23661D15897263",
"771EF3DBFF5F1CDC32B9C572930476191998B2BF7CB981D7F5B39202645F0931",
"6FCBA2EF9AE0AB902BC3BDE3FF915D44BA4CC78F88E2F8E7F8996D3B8CCEEDEE",
"5E35D7D3F3C54DBAC72E61819E730B019A84208CA3A35E4C2E353DFCCB2A3B53"};
const char *Z[] = {
"F4A38489E32B45B6F876E3AC2168CA392362DC8F23459C1D1146FC3DBFB7BC9A",
"26352AF82EC19F207BBC6F9474E11E90CE0F7DDACE03B27F801817E897A81FD5",
"E4D1D0C3CA4C7F11BC8FF8CB3F4C02A78F108FA098E51A668487240F75E20F31",
"6B4B6D0E276691BD4A11BF72F4FB501AE309FDACB72FA6CC336E6656119ABD67"};
unsigned char dgst[EVP_MAX_MD_SIZE];
unsigned char buf[sizeof(dgst) * 2];
unsigned int len;
int i, j;
if (!(group = new_GFp256test())) {
goto err;
}
if (!(ec_key = EC_KEY_new())) {
ERR_print_errors_fp(stderr);
goto err;
}
if (!EC_KEY_set_group(ec_key, group)) {
ERR_print_errors_fp(stderr);
goto err;
}
if (!(bn = BN_new())) {
ERR_print_errors_fp(stderr);
goto err;
}
for (i = 0; i < sizeof(id)/sizeof(id[0]); i++) {
if (!SM2_set_id(ec_key, id[i])) {
ERR_print_errors_fp(stderr);
goto err;
}
if (!BN_hex2bn(&bn, sk[i])) {
ERR_print_errors_fp(stderr);
goto err;
}
if (!EC_KEY_set_private_key(ec_key, bn)) {
ERR_print_errors_fp(stderr);
goto err;
}
if (!SM2_compute_id_digest(dgst, &dgstlen, EVP_sm3(), ec_key)) {
ERR_print_errors_fp(stderr);
goto err;
}
for (j = 0; j < SM3_DIGEST_LENGTH; j++) {
sprintf(&(buf[j * 2]), "%02X", dgst[j]);
}
if (memcpy(Z[i], buf, strlen(Z[i])) != 0) {
goto err;
}
}
ret = 1;
err:
EC_GROUP_free(group);
EC_KEY_free(ec_key);
BN_free(bn);
return ret;
}
static void test_sm2_sign(void)
{
int rv;
EC_KEY *ec_key = NULL;
unsigned char dgst[32];
ECDSA_SIG *sig = NULL;
unsigned char sigbuf[128];
unsigned int siglen;
ec_key = EC_KEY_new_by_curve_name(NID_sm2p256v1);
OPENSSL_assert(ec_key);
rv = EC_KEY_generate_key(ec_key);
OPENSSL_assert(rv == 1);
RAND_pseudo_bytes(dgst, sizeof(dgst));
sig = SM2_do_sign(dgst, (int)sizeof(dgst), ec_key);
OPENSSL_assert(sig);
rv = SM2_do_verify(dgst, (int)sizeof(dgst), sig, ec_key);
OPENSSL_assert(rv == 1);
rv = SM2_sign(0, dgst, sizeof(dgst), sigbuf, &siglen, ec_key);
OPENSSL_assert(rv == 1);
rv = SM2_verify(0, dgst, sizeof(dgst), sigbuf, siglen, ec_key);
OPENSSL_assert(rv == 1);
EC_KEY_free(ec_key);
ECDSA_SIG_free(sig);
}
char *msg = "message digest";
char *id = "ALICE123@YAHOO.COM";
char *sk = "128B2FA8BD433C6C068C8D803DFF79792A519A55171B1B650C23661D15897263";
char *e = "B524F552CD82B8B028476E005C377FB19A87E6FC682D48BB5D42E3D9B9EFFE76";
char *k = "6CB28D99385C175C94F94E934817663FC176D925DD72B727260DBAAE1FB2F96F";
char *r = "40F1EC59F793D9F49E09DCEF49130D4194F79FB1EED2CAA55BACDB49C4E755D1";
char *s = "6FC6DAC32C5D5CF10C77DFB20F7C2EB667A457872FB09EC56327A67EC7DEEBE7";
int test_sm2_sign(const EC_GROUP *group, const char *msg, const char *id,
const char *sk, const char *e, const char *s)
{
int ret = 0;
EC_GROUP *group = NULL;
unsigned char idgst[32];
EVP_MD_CTX md_ctx;
if (!(group = new_GFp256test())) {
goto err;
}
if (!(ec_key = EC_KEY_new())) {
ERR_print_errors_fp(stderr);
goto err;
}
if (!EC_KEY_set_group(ec_key, group)) {
ERR_print_errors_fp(stderr);
goto err;
}
if (!BN_hex2bn(&bn, sk)) {
ERR_print_errors_fp(stderr);
goto err;
}
if (!EC_KEY_set_private_key(ec_key, bn)) {
ERR_print_errors_fp(stderr);
goto err;
}
if (!SM2_set_id(ec_key, id)) {
ERR_print_errors_fp(stderr);
goto err;
}
EVP_MD_CTX_init(&md_ctx);
EVP_DigestInit(&md_ctx, iddgst, sizeof(iddgst));
EVP_DigestInit(&md_ctx, msg, strlen(msg));
EVP_DigestFinal(&md_ctx, msgdgst, &len);
hexequbin(Z, msgdgst, len);
sig = SM2_do_sign();
hex = BN_bin2hex(sig->r);
if (strcmp(r, hex)) {
}
hex = BN_bin2hex(sig->s);
if (strcmp(s, hex)) {
}
SM2_do_verify();
return 0;
}
int test_sm2_sign_GF2m257(void)
{
int ret = 0;
char *msg = "message digest";
char *d = "771EF3DBFF5F1CDC32B9C572930476191998B2BF7CB981D7F5B39202645F0931";
char *Z = "26352AF82EC19F207BBC6F9474E11E90CE0F7DDACE03B27F801817E897A81FD5";
char *e = "AD673CBDA311417129A9EAA5F9AB1AA1633AD47718A84DFD46C17C6FA0AA3B12";
char *k = "36CD79FC8E24B7357A8A7B4A46D454C397703D6498158C605399B341ADA186D6";
char *r = "6D3FBA26EAB2A1054F5D198332E335817C8AC453ED26D3391CD4439D825BF25B";
char *s = "3124C5688D95F0A10252A9BED033BEC84439DA384621B6D6FAD77F94B74A9556";
return ret;
}
int hexequbin(const char *hex, const unsigned char *bin, size_t binlen)
{
char *buf = NULL;
if (binlen * 2 != strlen(hex)) {
return 0;
}
buf = OPENSSL_malloc(binlen * 2);
for (i = 0; i < binlen; i++) {
sprintf(buf + i*2, "%02X", bin[i]);
}
if (memcmp(hex, buf, binlen * 2) != 0) {
return 0;
} else {
return 1;
}
}
EC_KEY *new_ec_key(const EC_GROUP *group, const char *hex)
{
}
int test_sm2_enc(const EC_GROUP *group, const char *msg, const char *sk,
const char *c1, const char *c2, const char *c3)
{
int ret = 0;
EC_KEY *ec_key = NULL;
SM2_CIPHERTEXT_VALUE *cv = NULL;
cv = SM2_do_encrypt(EVP_sm3(), EVP_sm3(), (unsigned char *)msg, (size_t)strlen(msg), ec_key);
EC_POINT_point2oct(cv->ephem_point);
if (!hexequbin(C2, cv->ciphertext, cv->ciphertext_size)) {
return 0;
}
if (!hexequbin(C3, cv->mactag, cv->mactag_size)) {
return 0;
}
return ret;
}
int test_sm2()
{
EC_GROUP *sm2p192test = NULL;
EC_GROUP *sm2p256test = NULL;
EC_GROUP *sm2b193test = NULL;
EC_GROUP *sm2b257test = NULL;
sm2p192test = new_ec_group(1,
"BDB6F4FE3E8B1D9E0DA8C0D46F4C318CEFE4AFE3B6B8551F",
"BB8E5E8FBC115E139FE6A814FE48AAA6F0ADA1AA5DF91985",
"1854BEBDC31B21B7AEFC80AB0ECD10D5B1B3308E6DBF11C1",
"4AD5F7048DE709AD51236DE65E4D4B482C836DC6E4106640",
"02BB3A02D4AAADACAE24817A4CA3A1B014B5270432DB27D2",
"BDB6F4FE3E8B1D9E0DA8C0D40FC962195DFAE76F56564677",
"1");
sm2p256test = new_ec_group(1,
"8542D69E4C044F18E8B92435BF6FF7DE457283915C45517D722EDB8B08F1DFC3",
"787968B4FA32C3FD2417842E73BBFEFF2F3C848B6831D7E0EC65228B3937E498",
"63E4C6D3B23B0C849CF84241484BFE48F61D59A5B16BA06E6E12D1DA27C5249A",
"421DEBD61B62EAB6746434EBC3CC315E32220B3BADD50BDC4C4E6C147FEDD43D",
"0680512BCBB42C07D47349D2153B70C4E5D7FDFCBFA36EA1A85841B9E46E09A2",
"8542D69E4C044F18E8B92435BF6FF7DD297720630485628D5AE74EE7C32E79B7",
"1");
sm2b193test = new_ec_group(0,
"2000000000000000000000000000000000000000000008001",
"0",
"002FE22037B624DBEBC4C618E13FD998B1A18E1EE0D05C46FB",
"00D78D47E85C93644071BC1C212CF994E4D21293AAD8060A84",
"00615B9E98A31B7B2FDDEEECB76B5D875586293725F9D2FC0C",
"80000000000000000000000043E9885C46BF45D8C5EBF3A1",
"1");
sm2b257test = new_ec_group(0,
"20000000000000000000000000000000000000000000000000000000000001001",
"0",
"00E78BCD09746C202378A7E72B12BCE00266B9627ECB0B5A25367AD1AD4CC6242B",
"00CDB9CA7F1E6B0441F658343F4B10297C0EF9B6491082400A62E7A7485735FADD",
"013DE74DA65951C4D76DC89220D5F7777A611B1C38BAE260B175951DC8060C2B3E",
"7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFBC972CF7E6B6F900945B3C6A0CF6161D",
"1");
test_sm2_sign(
sm2p256test,
"message digest",
"128B2FA8BD433C6C068C8D803DFF79792A519A55171B1B650C23661D15897263",
"F4A38489E32B45B6F876E3AC2168CA392362DC8F23459C1D1146FC3DBFB7BC9A",
"B524F552CD82B8B028476E005C377FB19A87E6FC682D48BB5D42E3D9B9EFFE76",
"6CB28D99385C175C94F94E934817663FC176D925DD72B727260DBAAE1FB2F96F",
"40F1EC59F793D9F49E09DCEF49130D4194F79FB1EED2CAA55BACDB49C4E755D1",
"6FC6DAC32C5D5CF10C77DFB20F7C2EB667A457872FB09EC56327A67EC7DEEBE7");
test_sm2_sign(
sm2b257test,
"message digest",
"771EF3DBFF5F1CDC32B9C572930476191998B2BF7CB981D7F5B39202645F0931",
"26352AF82EC19F207BBC6F9474E11E90CE0F7DDACE03B27F801817E897A81FD5",
"AD673CBDA311417129A9EAA5F9AB1AA1633AD47718A84DFD46C17C6FA0AA3B12",
"36CD79FC8E24B7357A8A7B4A46D454C397703D6498158C605399B341ADA186D6",
"6D3FBA26EAB2A1054F5D198332E335817C8AC453ED26D3391CD4439D825BF25B",
"3124C5688D95F0A10252A9BED033BEC84439DA384621B6D6FAD77F94B74A9556");
test_sm2_enc(
sm2p256test,
"encryption standard",
"1649AB77A00637BD5E2EFE283FBF353534AA7F7CB89463F208DDBC2920BB0DA0",
"4C62EEFD6ECFC2B95B92FD6C3D9575148AFA17425546D49018E5388D49DD7B4F",
"04"
"64D20D27D0632957F8028C1E024F6B02EDF23102A566C932AE8BD613A8E865FE"
"58D225ECA784AE300A81A2D48281A828E1CEDF11C4219099840265375077BF78",
"650053A89B41C418B0C3AAD00D886C00286467",
"9C3D7360C30156FAB7C80A0276712DA9D8094A634B766D3A285E07480653426D");
test_sm2_enc(
sm2b257test,
"encryption standard",
"56A270D17377AA9A367CFA82E46FA5267713A9B91101D0777B07FCE018C757EB",
"6D3B497153E3E92524E5C122682DBDC8705062E20B917A5F8FCDB8EE4C66663D",
"04"
"0083E628CF701EE3141E8873FE55936ADF24963F5DC9C6480566C80F8A1D8CC51B"
"01524C647F0C0412DEFD468BDA3AE0E5A80FCC8F5C990FEE11602929232DCD9F36",
"FD55AC6213C2A8A040E4CAB5B26A9CFCDA7373FCDA7373",
"73A48625D3758FA37B3EAB80E9CFCABA665E3199EA15A1FA8189D96F579125E4");
return 0;
}
static void test_sm2_enc(void)
{
int rv;
EC_KEY *ec_key = NULL;
char *msg = "Hello world!";
SM2_CIPHERTEXT_VALUE *cv = NULL;
unsigned char ctbuf[512];
unsigned char ptbuf[512];
size_t len, len2;
BIO *bio = BIO_new_fp(stdout, BIO_NOCLOSE);
ec_key = EC_KEY_new_by_curve_name(NID_sm2p256v1);
OPENSSL_assert(ec_key);
rv = EC_KEY_generate_key(ec_key);
OPENSSL_assert(rv == 1);
cv = SM2_do_encrypt(EVP_sm3(), EVP_sm3(), (unsigned char *)msg, (size_t)strlen(msg), ec_key);
OPENSSL_assert(cv);
SM2_CIPHERTEXT_VALUE_print(bio, EC_KEY_get0_group(ec_key), cv, 0, 0);
bzero(ptbuf, sizeof(ptbuf));
len = sizeof(ptbuf);
rv = SM2_do_decrypt(EVP_sm3(), EVP_sm3(), cv, ptbuf, &len, ec_key);
OPENSSL_assert(rv == 1);
len = sizeof(ctbuf);
rv = SM2_encrypt(EVP_sm3(), EVP_sm3(),
SM2_DEFAULT_POINT_CONVERSION_FORM,
(unsigned char *)msg, (size_t)strlen(msg), ctbuf, &len, ec_key);
OPENSSL_assert(rv == 1);
bzero(ptbuf, sizeof(ptbuf));
len2 = sizeof(ptbuf);
rv = SM2_decrypt(EVP_sm3(), EVP_sm3(),
SM2_DEFAULT_POINT_CONVERSION_FORM,
ctbuf, len, ptbuf, &len2, ec_key);
OPENSSL_assert(rv == 1);
/*
printf("original plaintext: %s\n", msg);
printf("decrypted plaintext: %s\n", ptbuf);
*/
printf("%s() success\n", __FUNCTION__);
}
static void test_sm2_kap(void)
{
int rv = 0;
int curve_name = NID_sm2p256v1;
EC_KEY *eckey1 = NULL;
EC_KEY *eckey2 = NULL;
SM2_KAP_CTX ctx1;
SM2_KAP_CTX ctx2;
eckey1 = EC_KEY_new_by_curve_name(curve_name);
OPENSSL_assert(eckey1 != NULL);
eckey2 = EC_KEY_new_by_curve_name(curve_name);
OPENSSL_assert(eckey2 != NULL);
rv = EC_KEY_generate_key(eckey1);
OPENSSL_assert(rv == 1);
rv = EC_KEY_generate_key(eckey2);
OPENSSL_assert(rv == 1);
rv = SM2_set_id(eckey1, "Alice");
OPENSSL_assert(rv == 1);
rv = SM2_set_id(eckey2, "Bob");
OPENSSL_assert(rv == 1);
rv = SM2_KAP_init();
OPENSSL_assert(rv == 1);
rv = SM2_KAP_prepare(&ctx1);
OPENSSL_assert(rv == 1);
rv = SM2_KAP_prepare(&ctx2);
OPENSSL_assert(rv == 1);
rv = SM2_KAP_compute_key(&ctx1);
OPENSSL_assert(rv == 1);
rv = SM2_KAP_compute_key(&ctx2);
OPENSSL_assert(rv == 1);
rv = SM2_KAP_final_check(&ctx1);
OPENSSL_assert(rv == 1);
rv = SM2_KAP_final_check(&ctx2);
OPENSSL_assert(rv == 1);
}
int main(int argc, char **argv)
{
int rv;
EC_KEY *ec_key = NULL;
EVP_PKEY *pkey = NULL;
const EVP_PKEY_METHOD *pmeth;
const EVP_PKEY_ASN1_METHOD *ameth;
BIO *bio = BIO_new_fp(stdout, BIO_NOCLOSE);
ec_key = EC_KEY_new_by_curve_name(NID_sm2p256v1);
OPENSSL_assert(ec_key);
rv = EC_KEY_generate_key(ec_key);
OPENSSL_assert(rv == 1);
pkey = EVP_PKEY_new();
OPENSSL_assert(pkey);
pmeth = EVP_PKEY_meth_find(EVP_PKEY_SM2);
OPENSSL_assert(pmeth);
ameth = EVP_PKEY_asn1_find(NULL, EVP_PKEY_SM2);
OPENSSL_assert(ameth);
rv = EVP_PKEY_set1_SM2(pkey, ec_key);
OPENSSL_assert(rv == 1);
printf("pkey type : %d\n", EVP_PKEY_type(pkey->type));
printf("pkey id : %d\n", EVP_PKEY_id(pkey));
printf("pkey base id : %d\n", EVP_PKEY_base_id(pkey));
printf("pkey bits : %d\n", EVP_PKEY_bits(pkey));
rv = EVP_PKEY_print_public(bio, pkey, 0, NULL);
OPENSSL_assert(rv == 1);
rv = EVP_PKEY_print_private(bio, pkey, 0, NULL);
OPENSSL_assert(rv == 1);
rv = EVP_PKEY_print_params(bio, pkey, 0, NULL);
OPENSSL_assert(rv == 1);
printf("%s() success!\n", __FUNCTION__);
return 0;
}
int test_sm2_evp_digestsign(void)
{
int rv;
EC_KEY *ec_key = NULL;
EVP_PKEY *pkey = NULL;
EVP_PKEY_CTX *pk_ctx = NULL;
EVP_MD_CTX *md_ctx = NULL;
const *EVP_MD *md = EVP_sm3();
char *msg1 = "Hello ";
char *msg2 = "World!";
unsigned char sig[512];
size_t siglen = sizeof(sig);
/* init EVP_PKEY */
ec_key = EC_KEY_new_by_curve_name(NID_sm2p256v1);
OPENSSL_assert(ec_key);
rv = EC_KEY_generate_key(ec_key);
OPENSSL_assert(rv == 1);
pkey = EVP_PKEY_new();
OPENSSL_assert(pkey != NULL);
rv = EVP_PKEY_set1_SM2(pkey, ec_key);
OPENSSL_assert(rv == 1);
/* test EVP_DigestSignInit/Update/Final */
md_ctx = EVP_MD_CTX_create();
OPENSSL_assert(md_ctx != NULL);
rv = EVP_DigestSignInit(md_ctx, &pk_ctx, md, NULL, pkey);
if (rv != 1)
ERR_print_errors_fp(stderr);
OPENSSL_assert(rv == 1);
OPENSSL_assert(pkctx != NULL);
rv = EVP_DigestSignUpdate(md_ctx, msg1, strlen(msg1));
OPENSSL_assert(rv == 1);
rv = EVP_DigestSignUpdate(md_ctx, msg2, strlen(msg2));
OPENSSL_assert(rv == 1);
rv = EVP_DigestSignFinal(md_ctx, sig, &siglen);
OPENSSL_assert(rv == 1);
EC_KEY_free(ec_key);
EVP_PKEY_free(pkey);
EVP_PKEY_CTX_free(pk_ctx);
EVP_MD_CTX_destroy(md_ctx);
printf("%s() success!\n", __FUNCTION__);
return 0;
}
int sm2_test_evp_pkey_encrypt(void)
{
EC_KEY *ec_key = NULL;
EVP_PKEY *pkey = NULL;
EVP_PKEY_CTX *ctx = NULL;
char *msg = "Hello world!";
unsigned char ptbuf[256];
unsigned char ctbuf[256];
size_t ptlen, ctlen, i;
/* Generate SM2 EVP_PKEY */
ec_key = EC_KEY_new_by_curve_name(NID_sm2p256v1);
pkey = EVP_PKEY_new();
EC_KEY_generate_key(ec_key);
EVP_PKEY_set1_SM2(pkey, ec_key);
ctx = EVP_PKEY_CTX_new(pkey, NULL);
/* Encrypt */
EVP_PKEY_encrypt_init(ctx);
ctlen = sizeof(ctbuf);
bzero(ctbuf, ctlen);
EVP_PKEY_encrypt(ctx, ctbuf, &ctlen, (unsigned char *)msg, strlen(msg) + 1);
printf("encrypted message (%zu bytes) : ", ctlen);
for (i = 0; i < ctlen; i++) {
printf("%02x", ctbuf[i]);
}
printf("\n");
/* Decrypt */
EVP_PKEY_decrypt_init(ctx);
ptlen = sizeof(ptbuf);
bzero(ptbuf, ptlen);
if (!EVP_PKEY_decrypt(ctx, ptbuf, &ptlen, ctbuf, ctlen)) {
fprintf(stderr, "sm2 decrypt failed.\n");
}
printf("decrypted message : %s\n", ptbuf);
EVP_PKEY_free(pkey);
EC_KEY_free(ec_key);
EVP_PKEY_CTX_free(ctx);
return 0;
}
EVP_PKEY *pkey_new_ec()
{
int rv;
ECIES_PARAMS param;
EC_KEY *ec_key = NULL;
EVP_PKEY *pkey = NULL;
ec_key = EC_KEY_new_by_curve_name(NID_sm2p256v1);
OPENSSL_assert(ec_key);
rv = EC_KEY_generate_key(ec_key);
OPENSSL_assert(rv == 1);
param.mac_nid = NID_hmac_full_ecies;
param.kdf_md = EVP_sha1();
param.sym_cipher = EVP_aes_128_cbc();
param.mac_md = EVP_sha1();
rv = ECIES_set_parameters(ec_key, &param);
ERR_print_errors_fp(stderr);
OPENSSL_assert(rv == 1);
OPENSSL_assert(ECIES_get_parameters(ec_key) != NULL);
pkey = EVP_PKEY_new();
OPENSSL_assert(pkey);
const EVP_PKEY_ASN1_METHOD *ameth = EVP_PKEY_asn1_find(NULL, EVP_PKEY_SM2);
OPENSSL_assert(ameth);
rv = EVP_PKEY_set1_SM2(pkey, ec_key);
ERR_print_errors_fp(stderr);
OPENSSL_assert(rv == 1);
return pkey;
}
int test_sm2_pkey_seal(void)
{
int rv;
EVP_PKEY *pkey[2];
int num_pkeys = sizeof(pkey)/sizeof(pkey[0]);
EVP_CIPHER_CTX ctx;
const EVP_CIPHER *cipher = EVP_sms4_cbc();
unsigned char iv[16];
unsigned char ek[2][256];
int eklen[sizeof(pkey)/sizeof(pkey[0])];
char *msg1 = "Hello ";
char *msg2 = "World!";
unsigned char ctbuf[256];
unsigned char ptbuf[256];
unsigned char *p;
int len, ctlen;
int i;
for (i = 0; i < num_pkeys; i++) {
pkey[i] = pkey_new_ec();
}
EVP_CIPHER_CTX_init(&ctx);
RAND_bytes(iv, sizeof(iv));
/* EVP_SealInit/Update/Final() */
rv = EVP_SealInit(&ctx, cipher, ek, eklen, iv, pkey, num_pkeys);
OPENSSL_assert(rv == num_pkeys);
p = ctbuf;
rv = EVP_SealUpdate(&ctx, p, &len, (unsigned char *)msg1, strlen(msg1));
OPENSSL_assert(rv == 1);
p += len;
rv = EVP_SealUpdate(&ctx, p, &len, (unsigned char *)msg2, strlen(msg2));
OPENSSL_assert(rv == 1);
p += len;
rv = EVP_SealFinal(&ctx, p, &len);
OPENSSL_assert(rv == 1);
p += len;
ctlen = p - ctbuf;
/* EVP_OpenInit/Update/Final() */
// TODO
printf("%s() success!\n", __FUNCTION__);
return 0;
}
int main(int argc, char **argv)
{
test_sm2_sign();
test_sm2_enc();
return 0;
}
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