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Add SM9 encapsulate key functions

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This commit is contained in:
Zhi Guan
2018-10-05 11:53:13 +08:00
parent eaf4002536
commit a7b96e8024
12 changed files with 5754 additions and 5362 deletions
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50
test/sm9test.c
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@@ -84,18 +84,57 @@ static int sm9test_sign(const char *id, const unsigned char *msg, size_t msglen)
ERR_print_errors_fp(stderr);
goto end;
}
if (1 != SM9_verify(NID_sm3, msg, msglen, sig, siglen, mpk, id, strlen(id))) {
ret = SM9_verify(NID_sm3, msg, msglen, sig, siglen, mpk, id, strlen(id));
printf("%s %s\n", __FUNCTION__, ret == 1 ? "ok" : "failed");
if (ret < 0) {
ERR_print_errors_fp(stderr);
goto end;
}
printf("sm9test_sign() success\n");
end:
SM9PublicParameters_free(mpk);
SM9MasterSecret_free(msk);
SM9PrivateKey_free(sk);
return ret;
}
static int sm9test_wrap(const char *id)
{
int ret = 0;
SM9PublicParameters *mpk = NULL;
SM9MasterSecret *msk = NULL;
SM9PrivateKey *sk = NULL;
unsigned char key[56] = {0};
unsigned char key2[56] = {0};
unsigned char C[65];
size_t Clen;
if (!SM9_setup(NID_sm9bn256v1, NID_sm9encrypt, NID_sm9hash1_with_sm3, &mpk, &msk)) {
goto end;
}
if (!(sk = SM9_extract_private_key(msk, id, strlen(id)))) {
goto end;
}
if (!SM9_wrap_key(NID_sm9kdf_with_sm3, key, sizeof(key), C, &Clen, mpk, id, strlen(id))) {
goto end;
}
if (!SM9_unwrap_key(NID_sm9kdf_with_sm3, key2, sizeof(key2), C, sizeof(C), sk)) {
goto end;
}
if (memcmp(key, key2, sizeof(key2)) != 0) {
printf("%s failed\n", __FUNCTION__);
goto end;
} else {
printf("%s ok\n", __FUNCTION__);
}
ret = 1;
end:
SM9PublicParameters_free(mpk);
SM9MasterSecret_free(msk);
SM9PrivateKey_free(sk);
return ret;
}
static int sm9test_enc(const char *id, const unsigned char *data, size_t datalen)
@@ -143,13 +182,18 @@ int main(int argc, char **argv)
int err = 0;
char *id = "guanzhi1980@gmail.com";
unsigned char in[] = "message to be signed or encrypted";
if (!sm9test_sign(id, in, sizeof(in)-1)) {
err++;
}
if (!sm9test_wrap(id)) {
err++;
}
/*
if (!sm9test_enc(id, in, sizeof(in)-1)) {
err++;
}
*/
return err;
}