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Add more SM4 test vectors

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SM4 pass openssl and other known test vectors. SM4-GCM and SM4-XTS only support the GB/T GF(2^128) encoding standard.
This commit is contained in:
Zhi Guan
2024-04-21 10:10:46 +08:00
parent a485fa0b10
commit 252c9e1765
16 changed files with 1267 additions and 691 deletions
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109
tests/sm4_xtstest.c
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@@ -54,9 +54,118 @@ static int test_sm4_xts(void)
return 1;
}
static int test_sm4_xts_test_vectors(void)
{
struct {
char *label;
char *key;
char *iv;
char *plaintext;
char *ciphertext;
} tests[] = {
{
"https://github.com/mewmix/sm4-xts-openssl",
"68d90424687cc2043595091a78a44ec2c639c3ecc6b14d7ac42ce74e582fa3dc",
"601cd97ddeb1c75bbe5865072f3dc7a8",
"686579667269656e64736c657473676574656e6372797074656421",
"34143fbf6cb3a97feb84f866d85e01f8d15ed03905552cb12cd567",
},
{
"openssl-1 (openssl/test/recipes/30-test_evp_data/evpciph_sm4.txt)",
"2b7e151628aed2a6abf7158809cf4f3c000102030405060708090a0b0c0d0e0f",
"f0f1f2f3f4f5f6f7f8f9fafbfcfdfeff",
"6bc1bee22e409f96e93d7e117393172aae2d8a571e03ac9c9eb76fac45af8e5130c81c46a35ce411e5fbc1191a0a52eff69f2445df4f9b17",
"e9538251c71d7b80bbe4483fef497bd12c5c581bd6242fc51e08964fb4f60fdb0ba42f63499279213d318d2c11f6886e903be7f93a1b3479",
},
{
"openssl-2",
"2b7e151628aed2a6abf7158809cf4f3c000102030405060708090a0b0c0d0e0f",
"f0f1f2f3f4f5f6f7f8f9fafbfcfdfeff",
"6bc1bee22e409f96e93d7e117393172aae2d8a571e03ac9c9eb76fac45af8e5130c81c46a35ce411e5fbc1191a0a52eff69f2445df4f9b17",
"e9538251c71d7b80bbe4483fef497bd12c5c581bd6242fc51e08964fb4f60fdb0ba42f63499279213d318d2c11f6886e903be7f93a1b3479",
},
};
SM4_KEY sm4_key1;
SM4_KEY sm4_key2;
uint8_t key[32];
size_t key_len;
uint8_t iv[16];
size_t iv_len;
uint8_t *aad;
size_t aad_len;
uint8_t tag[16];
size_t tag_len;
uint8_t *plaintext;
size_t plaintext_len;
uint8_t *ciphertext;
size_t ciphertext_len;
uint8_t *encrypted;
size_t encrypted_len;
uint8_t *decrypted;
size_t decrypted_len;
size_t i;
for (i = 0; i < sizeof(tests)/sizeof(tests[0]); i++) {
if ((plaintext = (uint8_t *)malloc(strlen(tests[i].plaintext)/2)) == NULL) {
error_print();
return -1;
}
if ((ciphertext = (uint8_t *)malloc(strlen(tests[i].ciphertext)/2)) == NULL) {
error_print();
return -1;
}
hex_to_bytes(tests[i].key, strlen(tests[i].key), key, &key_len);
hex_to_bytes(tests[i].iv, strlen(tests[i].iv), iv, &iv_len);
hex_to_bytes(tests[i].plaintext, strlen(tests[i].plaintext), plaintext, &plaintext_len);
hex_to_bytes(tests[i].ciphertext, strlen(tests[i].ciphertext), ciphertext, &ciphertext_len);
if ((encrypted = (uint8_t *)malloc(ciphertext_len)) == NULL) {
error_print();
return -1;
}
if ((decrypted = (uint8_t *)malloc(plaintext_len)) == NULL) {
error_print();
return -1;
}
sm4_set_encrypt_key(&sm4_key1, key);
sm4_set_encrypt_key(&sm4_key2, key + 16);
if (sm4_xts_encrypt(&sm4_key1, &sm4_key2, iv, plaintext, plaintext_len, encrypted) != 1) {
error_print();
return -1;
}
if (memcmp(encrypted, ciphertext, ciphertext_len) != 0) {
error_print();
return -1;
}
sm4_set_decrypt_key(&sm4_key1, key);
sm4_set_encrypt_key(&sm4_key2, key + 16);
if (sm4_xts_decrypt(&sm4_key1, &sm4_key2, iv, ciphertext, ciphertext_len, decrypted) != 1) {
error_print();
return -1;
}
free(plaintext);
free(ciphertext);
free(encrypted);
free(decrypted);
}
printf("%s() ok\n", __FUNCTION__);
return 1;
}
int main(void)
{
if (test_sm4_xts() != 1) goto err;
if (test_sm4_xts_test_vectors() != 1) goto err;
printf("%s all tests passed\n", __FILE__);
return 0;
err: