2022-04-28 19:27:54

by zhenwei pi

[permalink] [raw]
Subject: [PATCH v5 8/9] tests/crypto: Add test suite for RSA keys

From: Lei He <[email protected]>

As Daniel suggested, Add tests suite for rsakey, as a way to prove
that we can handle DER errors correctly.

Signed-off-by: lei he <[email protected]>
---
tests/unit/test-crypto-akcipher.c | 285 +++++++++++++++++++++++++++++-
1 file changed, 282 insertions(+), 3 deletions(-)

diff --git a/tests/unit/test-crypto-akcipher.c b/tests/unit/test-crypto-akcipher.c
index b5be563884..4f1f4214dd 100644
--- a/tests/unit/test-crypto-akcipher.c
+++ b/tests/unit/test-crypto-akcipher.c
@@ -517,6 +517,158 @@ static const uint8_t exp_ciphertext_rsa2048_pkcs1[] = {
0xd0, 0x28, 0x03, 0x19, 0xa6, 0x06, 0x13, 0x45,
};

+static const uint8_t rsa_private_key_lack_element[] = {
+ /* RSAPrivateKey, offset: 0, length: 176 */
+ 0x30, 0x81, 0xb0,
+ /* version, offset: 4, length: 1 */
+ 0x02, 0x01, 0x00,
+ /* n, offset: 7, length: 65 */
+ 0x02, 0x41,
+ 0x00, 0xb9, 0xe1, 0x22, 0xdb, 0x56, 0x2f, 0xb6,
+ 0xf7, 0xf0, 0x0a, 0x87, 0x43, 0x07, 0x12, 0xdb,
+ 0x6d, 0xb6, 0x2b, 0x41, 0x8d, 0x2c, 0x3c, 0xa5,
+ 0xdd, 0x78, 0x9a, 0x8f, 0xab, 0x8e, 0xf2, 0x4a,
+ 0xc8, 0x34, 0x0c, 0x12, 0x4f, 0x11, 0x90, 0xc6,
+ 0xc2, 0xa5, 0xd0, 0xcd, 0xfb, 0xfc, 0x2c, 0x95,
+ 0x56, 0x82, 0xdf, 0x39, 0xf3, 0x3b, 0x1d, 0x62,
+ 0x26, 0x97, 0xb7, 0x93, 0x25, 0xc7, 0xec, 0x7e,
+ 0xf7,
+ /* e, offset: 74, length: 3 */
+ 0x02, 0x03, 0x01, 0x00, 0x01,
+ /* d, offset: 79, length: 64 */
+ 0x02, 0x40,
+ 0x1e, 0x80, 0xfe, 0xda, 0x65, 0xdb, 0x70, 0xb8,
+ 0x61, 0x91, 0x28, 0xbf, 0x6c, 0x32, 0xc1, 0x05,
+ 0xd1, 0x26, 0x6a, 0x1c, 0x83, 0xcc, 0xf4, 0x1f,
+ 0x53, 0x42, 0x72, 0x1f, 0x62, 0x57, 0x0a, 0xc4,
+ 0x66, 0x76, 0x30, 0x87, 0xb9, 0xb1, 0xb9, 0x6a,
+ 0x63, 0xfd, 0x8f, 0x3e, 0xfc, 0x35, 0x3f, 0xd6,
+ 0x2e, 0x6c, 0xc8, 0x70, 0x8a, 0x17, 0xc1, 0x28,
+ 0x6a, 0xfe, 0x51, 0x56, 0xb3, 0x92, 0x6f, 0x09,
+ /* p, offset: 145, length: 33 */
+ 0x02, 0x21,
+ 0x00, 0xe3, 0x2e, 0x2d, 0x8d, 0xba, 0x1c, 0x34,
+ 0x4c, 0x49, 0x9f, 0xc1, 0xa6, 0xdd, 0xd7, 0x13,
+ 0x8d, 0x05, 0x48, 0xdd, 0xff, 0x5c, 0x30, 0xbc,
+ 0x6b, 0xc4, 0x18, 0x9d, 0xfc, 0xa2, 0xd0, 0x9b,
+ 0x4d,
+ /* q, offset: 180, length: 33 */
+ 0x02, 0x21,
+ 0x00, 0xd1, 0x75, 0xaf, 0x4b, 0xc6, 0x1a, 0xb0,
+ 0x98, 0x14, 0x42, 0xae, 0x33, 0xf3, 0x44, 0xde,
+ 0x21, 0xcb, 0x04, 0xda, 0xfb, 0x1e, 0x35, 0x92,
+ 0xcd, 0x69, 0xc0, 0x83, 0x06, 0x83, 0x8e, 0x39,
+ 0x53,
+ /* lack element: dp, dq, u */
+};
+
+static const uint8_t rsa_public_key_lack_element[] = {
+ /* RSAPublicKey, offset: 0, length: 67 */
+ 0x30, 0x81, 0x43,
+ /* n, offset: 7, length: 65 */
+ 0x02, 0x41,
+ 0x00, 0xb9, 0xe1, 0x22, 0xdb, 0x56, 0x2f, 0xb6,
+ 0xf7, 0xf0, 0x0a, 0x87, 0x43, 0x07, 0x12, 0xdb,
+ 0x6d, 0xb6, 0x2b, 0x41, 0x8d, 0x2c, 0x3c, 0xa5,
+ 0xdd, 0x78, 0x9a, 0x8f, 0xab, 0x8e, 0xf2, 0x4a,
+ 0xc8, 0x34, 0x0c, 0x12, 0x4f, 0x11, 0x90, 0xc6,
+ 0xc2, 0xa5, 0xd0, 0xcd, 0xfb, 0xfc, 0x2c, 0x95,
+ 0x56, 0x82, 0xdf, 0x39, 0xf3, 0x3b, 0x1d, 0x62,
+ 0x26, 0x97, 0xb7, 0x93, 0x25, 0xc7, 0xec, 0x7e,
+ 0xf7,
+ /* lack element: e */
+};
+
+static const uint8_t rsa_public_key_empty_element[] = {
+ /* RSAPublicKey, offset: 0, length: 69 */
+ 0x30, 0x81, 0x45,
+ /* n, offset: 7, length: 65 */
+ 0x02, 0x41,
+ 0x00, 0xb9, 0xe1, 0x22, 0xdb, 0x56, 0x2f, 0xb6,
+ 0xf7, 0xf0, 0x0a, 0x87, 0x43, 0x07, 0x12, 0xdb,
+ 0x6d, 0xb6, 0x2b, 0x41, 0x8d, 0x2c, 0x3c, 0xa5,
+ 0xdd, 0x78, 0x9a, 0x8f, 0xab, 0x8e, 0xf2, 0x4a,
+ 0xc8, 0x34, 0x0c, 0x12, 0x4f, 0x11, 0x90, 0xc6,
+ 0xc2, 0xa5, 0xd0, 0xcd, 0xfb, 0xfc, 0x2c, 0x95,
+ 0x56, 0x82, 0xdf, 0x39, 0xf3, 0x3b, 0x1d, 0x62,
+ 0x26, 0x97, 0xb7, 0x93, 0x25, 0xc7, 0xec, 0x7e,
+ 0xf7,
+ /* e: empty element */
+ 0x02, 0x00,
+};
+
+static const uint8_t rsa_private_key_empty_element[] = {
+ /* RSAPrivateKey, offset: 0, length: 19 */
+ 0x30, 0x81, 0x13,
+ /* version, offset: 4, length: 1 */
+ 0x02, 0x01, 0x00,
+ /* n: empty element */
+ 0x02, 0x00,
+ /* e: empty element */
+ 0x02, 0x00,
+ /* d: empty element */
+ 0x02, 0x00,
+ /* p: empty element */
+ 0x02, 0x00,
+ /* q: empty element */
+ 0x02, 0x00,
+ /* dp: empty element */
+ 0x02, 0x00,
+ /* dq: empty element */
+ 0x02, 0x00,
+ /* u: empty element */
+ 0x02, 0x00,
+};
+
+static const uint8_t rsa_public_key_invalid_length_val[] = {
+ /* RSAPublicKey, INVALID length: 313 */
+ 0x30, 0x82, 0x01, 0x39,
+ /* n, offset: 7, length: 65 */
+ 0x02, 0x41,
+ 0x00, 0xb9, 0xe1, 0x22, 0xdb, 0x56, 0x2f, 0xb6,
+ 0xf7, 0xf0, 0x0a, 0x87, 0x43, 0x07, 0x12, 0xdb,
+ 0x6d, 0xb6, 0x2b, 0x41, 0x8d, 0x2c, 0x3c, 0xa5,
+ 0xdd, 0x78, 0x9a, 0x8f, 0xab, 0x8e, 0xf2, 0x4a,
+ 0xc8, 0x34, 0x0c, 0x12, 0x4f, 0x11, 0x90, 0xc6,
+ 0xc2, 0xa5, 0xd0, 0xcd, 0xfb, 0xfc, 0x2c, 0x95,
+ 0x56, 0x82, 0xdf, 0x39, 0xf3, 0x3b, 0x1d, 0x62,
+ 0x26, 0x97, 0xb7, 0x93, 0x25, 0xc7, 0xec, 0x7e,
+ 0xf7,
+ /* e, */
+ 0x02, 0x03, 0x01, 0x00, 0x01, /* INTEGER, offset: 74, length: 3 */
+};
+
+static const uint8_t rsa_public_key_extra_elem[] = {
+ /* RSAPublicKey, length: 80 */
+ 0x30, 0x81, 0x50,
+ /* n, offset: 7, length: 65 */
+ 0x02, 0x41,
+ 0x00, 0xb9, 0xe1, 0x22, 0xdb, 0x56, 0x2f, 0xb6,
+ 0xf7, 0xf0, 0x0a, 0x87, 0x43, 0x07, 0x12, 0xdb,
+ 0x6d, 0xb6, 0x2b, 0x41, 0x8d, 0x2c, 0x3c, 0xa5,
+ 0xdd, 0x78, 0x9a, 0x8f, 0xab, 0x8e, 0xf2, 0x4a,
+ 0xc8, 0x34, 0x0c, 0x12, 0x4f, 0x11, 0x90, 0xc6,
+ 0xc2, 0xa5, 0xd0, 0xcd, 0xfb, 0xfc, 0x2c, 0x95,
+ 0x56, 0x82, 0xdf, 0x39, 0xf3, 0x3b, 0x1d, 0x62,
+ 0x26, 0x97, 0xb7, 0x93, 0x25, 0xc7, 0xec, 0x7e,
+ 0xf7,
+ /* e, offset: 74, length: 3 */
+ 0x02, 0x03, 0x01, 0x00, 0x01,
+ /* Additional integer field, length 3 */
+ 0x02, 0x06, 0xe1, 0x22, 0xdb, 0xe1, 0x22, 0xdb,
+};
+
+typedef struct QCryptoRSAKeyTestData QCryptoRSAKeyTestData;
+struct QCryptoRSAKeyTestData {
+ const char *path;
+ QCryptoAkCipherKeyType key_type;
+ QCryptoAkCipherOptions opt;
+ const uint8_t *key;
+ size_t keylen;
+ bool is_valid_key;
+ size_t exp_key_len;
+};
+
typedef struct QCryptoAkCipherTestData QCryptoAkCipherTestData;
struct QCryptoAkCipherTestData {
const char *path;
@@ -537,7 +689,98 @@ struct QCryptoAkCipherTestData {
size_t slen;
};

-static QCryptoAkCipherTestData test_data[] = {
+static QCryptoRSAKeyTestData rsakey_test_data[] = {
+ {
+ .path = "/crypto/akcipher/rsakey-1024-public",
+ .key_type = QCRYPTO_AKCIPHER_KEY_TYPE_PUBLIC,
+ .key = rsa1024_public_key,
+ .keylen = sizeof(rsa1024_public_key),
+ .is_valid_key = true,
+ .exp_key_len = 128,
+ },
+ {
+ .path = "/crypto/akcipher/rsakey-1024-private",
+ .key_type = QCRYPTO_AKCIPHER_KEY_TYPE_PRIVATE,
+ .key = rsa1024_private_key,
+ .keylen = sizeof(rsa1024_private_key),
+ .is_valid_key = true,
+ .exp_key_len = 128,
+ },
+ {
+ .path = "/crypto/akcipher/rsakey-2048-public",
+ .key_type = QCRYPTO_AKCIPHER_KEY_TYPE_PUBLIC,
+ .key = rsa2048_public_key,
+ .keylen = sizeof(rsa2048_public_key),
+ .is_valid_key = true,
+ .exp_key_len = 256,
+ },
+ {
+ .path = "/crypto/akcipher/rsakey-2048-private",
+ .key_type = QCRYPTO_AKCIPHER_KEY_TYPE_PRIVATE,
+ .key = rsa2048_private_key,
+ .keylen = sizeof(rsa2048_private_key),
+ .is_valid_key = true,
+ .exp_key_len = 256,
+ },
+ {
+ .path = "/crypto/akcipher/rsakey-public-lack-elem",
+ .key_type = QCRYPTO_AKCIPHER_KEY_TYPE_PUBLIC,
+ .key = rsa_public_key_lack_element,
+ .keylen = sizeof(rsa_public_key_lack_element),
+ .is_valid_key = false,
+ },
+ {
+ .path = "/crypto/akcipher/rsakey-private-lack-elem",
+ .key_type = QCRYPTO_AKCIPHER_KEY_TYPE_PRIVATE,
+ .key = rsa_private_key_lack_element,
+ .keylen = sizeof(rsa_private_key_lack_element),
+ .is_valid_key = false,
+ },
+ {
+ .path = "/crypto/akcipher/rsakey-public-empty-elem",
+ .key_type = QCRYPTO_AKCIPHER_KEY_TYPE_PUBLIC,
+ .key = rsa_public_key_empty_element,
+ .keylen = sizeof(rsa_public_key_empty_element),
+ .is_valid_key = false,
+ },
+ {
+ .path = "/crypto/akcipher/rsakey-private-empty-elem",
+ .key_type = QCRYPTO_AKCIPHER_KEY_TYPE_PRIVATE,
+ .key = rsa_private_key_empty_element,
+ .keylen = sizeof(rsa_private_key_empty_element),
+ .is_valid_key = false,
+ },
+ {
+ .path = "/crypto/akcipher/rsakey-public-empty-key",
+ .key_type = QCRYPTO_AKCIPHER_KEY_TYPE_PUBLIC,
+ .key = NULL,
+ .keylen = 0,
+ .is_valid_key = false,
+ },
+ {
+ .path = "/crypto/akcipher/rsakey-private-empty-key",
+ .key_type = QCRYPTO_AKCIPHER_KEY_TYPE_PRIVATE,
+ .key = NULL,
+ .keylen = 0,
+ .is_valid_key = false,
+ },
+ {
+ .path = "/crypto/akcipher/rsakey-public-invalid-length-val",
+ .key_type = QCRYPTO_AKCIPHER_KEY_TYPE_PUBLIC,
+ .key = rsa_public_key_invalid_length_val,
+ .keylen = sizeof(rsa_public_key_invalid_length_val),
+ .is_valid_key = false,
+ },
+ {
+ .path = "/crypto/akcipher/rsakey-public-extra-elem",
+ .key_type = QCRYPTO_AKCIPHER_KEY_TYPE_PUBLIC,
+ .key = rsa_public_key_extra_elem,
+ .keylen = sizeof(rsa_public_key_extra_elem),
+ .is_valid_key = false,
+ },
+};
+
+static QCryptoAkCipherTestData akcipher_test_data[] = {
/* rsa1024 with raw padding */
{
.path = "/crypto/akcipher/rsa1024-raw",
@@ -697,14 +940,50 @@ static void test_akcipher(const void *opaque)
qcrypto_akcipher_free(priv_key);
}

+static void test_rsakey(const void *opaque)
+{
+ const QCryptoRSAKeyTestData *data = (const QCryptoRSAKeyTestData *)opaque;
+ QCryptoAkCipherOptions opt = {
+ .alg = QCRYPTO_AKCIPHER_ALG_RSA,
+ .u.rsa = {
+ .padding_alg = QCRYPTO_RSA_PADDING_ALG_PKCS1,
+ .hash_alg = QCRYPTO_HASH_ALG_SHA1,
+ }
+ };
+ g_autoptr(QCryptoAkCipher) key = qcrypto_akcipher_new(
+ &opt, data->key_type, data->key, data->keylen, NULL);
+
+ if (!qcrypto_akcipher_supports(&opt)) {
+ return;
+ }
+
+ if (!data->is_valid_key) {
+ g_assert(key == NULL);
+ return;
+ }
+
+ g_assert(key != NULL);
+ g_assert(qcrypto_akcipher_max_ciphertext_len(key) == data->exp_key_len);
+ g_assert(qcrypto_akcipher_max_plaintext_len(key) == data->exp_key_len);
+ g_assert(qcrypto_akcipher_max_signature_len(key) == data->exp_key_len);
+ g_assert(qcrypto_akcipher_max_dgst_len(key) == data->exp_key_len);
+}
+
int main(int argc, char **argv)
{
size_t i;
g_test_init(&argc, &argv, NULL);
g_assert(qcrypto_init(NULL) == 0);

- for (i = 0; i < G_N_ELEMENTS(test_data); i++) {
- g_test_add_data_func(test_data[i].path, &test_data[i], test_akcipher);
+ for (i = 0; i < G_N_ELEMENTS(akcipher_test_data); i++) {
+ g_test_add_data_func(akcipher_test_data[i].path,
+ &akcipher_test_data[i],
+ test_akcipher);
+ }
+ for (i = 0; i < G_N_ELEMENTS(rsakey_test_data); i++) {
+ g_test_add_data_func(rsakey_test_data[i].path,
+ &rsakey_test_data[i],
+ test_rsakey);
}

return g_test_run();
--
2.20.1