Exemplo n.º 1
0
/* Load private key and certificate */
int
sshkey_load_private_cert(int type, const char *filename, const char *passphrase,
    struct sshkey **keyp, int *perm_ok)
{
	struct sshkey *key = NULL, *cert = NULL;
	int r;

	if (keyp != NULL)
		*keyp = NULL;

	switch (type) {
#ifdef WITH_OPENSSL
	case KEY_RSA:
	case KEY_DSA:
	case KEY_ECDSA:
#endif /* WITH_OPENSSL */
	case KEY_ED25519:
	case KEY_XMSS:
	case KEY_UNSPEC:
		break;
	default:
		return SSH_ERR_KEY_TYPE_UNKNOWN;
	}

	if ((r = sshkey_load_private_type(type, filename,
	    passphrase, &key, NULL, perm_ok)) != 0 ||
	    (r = sshkey_load_cert(filename, &cert)) != 0)
		goto out;

	/* Make sure the private key matches the certificate */
	if (sshkey_equal_public(key, cert) == 0) {
		r = SSH_ERR_KEY_CERT_MISMATCH;
		goto out;
	}

	if ((r = sshkey_to_certified(key)) != 0 ||
	    (r = sshkey_cert_copy(cert, key)) != 0)
		goto out;
	r = 0;
	if (keyp != NULL) {
		*keyp = key;
		key = NULL;
	}
 out:
	sshkey_free(key);
	sshkey_free(cert);
	return r;
}
Exemplo n.º 2
0
/* Load private key and certificate */
int
sshkey_load_private_cert(int type, const char *filename, const char *passphrase,
    struct sshkey **keyp, int *perm_ok)
{
	struct sshkey *key = NULL, *cert = NULL;
	int r;

	*keyp = NULL;

	switch (type) {
	case KEY_RSA:
	case KEY_DSA:
	case KEY_ECDSA:
	case KEY_UNSPEC:
		break;
	default:
		return SSH_ERR_KEY_TYPE_UNKNOWN;
	}

	if ((r = sshkey_load_private_type(type, filename,
	    passphrase, &key, NULL, perm_ok)) != 0 ||
	    (r = sshkey_load_cert(filename, &cert)) != 0)
		goto out;

	/* Make sure the private key matches the certificate */
	if (sshkey_equal_public(key, cert) == 0) {
		r = SSH_ERR_KEY_CERT_MISMATCH;
		goto out;
	}

	if ((r = sshkey_to_certified(key, sshkey_cert_is_legacy(cert))) != 0 ||
	    (r = sshkey_cert_copy(cert, key)) != 0)
		goto out;
	r = 0;
	*keyp = key;
	key = NULL;
 out:
	if (key != NULL)
		sshkey_free(key);
	if (cert != NULL)
		sshkey_free(cert);
	return r;
}
Exemplo n.º 3
0
void
sshkey_tests(void)
{
	struct sshkey *k1, *k2, *k3, *k4, *kr, *kd, *ke, *kf;
	struct sshbuf *b;

	TEST_START("new invalid");
	k1 = sshkey_new(-42);
	ASSERT_PTR_EQ(k1, NULL);
	TEST_DONE();

	TEST_START("new/free KEY_UNSPEC");
	k1 = sshkey_new(KEY_UNSPEC);
	ASSERT_PTR_NE(k1, NULL);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("new/free KEY_RSA1");
	k1 = sshkey_new(KEY_RSA1);
	ASSERT_PTR_NE(k1, NULL);
	ASSERT_PTR_NE(k1->rsa, NULL);
	ASSERT_PTR_NE(k1->rsa->n, NULL);
	ASSERT_PTR_NE(k1->rsa->e, NULL);
	ASSERT_PTR_EQ(k1->rsa->p, NULL);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("new/free KEY_RSA");
	k1 = sshkey_new(KEY_RSA);
	ASSERT_PTR_NE(k1, NULL);
	ASSERT_PTR_NE(k1->rsa, NULL);
	ASSERT_PTR_NE(k1->rsa->n, NULL);
	ASSERT_PTR_NE(k1->rsa->e, NULL);
	ASSERT_PTR_EQ(k1->rsa->p, NULL);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("new/free KEY_DSA");
	k1 = sshkey_new(KEY_DSA);
	ASSERT_PTR_NE(k1, NULL);
	ASSERT_PTR_NE(k1->dsa, NULL);
	ASSERT_PTR_NE(k1->dsa->g, NULL);
	ASSERT_PTR_EQ(k1->dsa->priv_key, NULL);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("new/free KEY_ECDSA");
	k1 = sshkey_new(KEY_ECDSA);
	ASSERT_PTR_NE(k1, NULL);
	ASSERT_PTR_EQ(k1->ecdsa, NULL);  /* Can't allocate without NID */
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("new/free KEY_ED25519");
	k1 = sshkey_new(KEY_ED25519);
	ASSERT_PTR_NE(k1, NULL);
	/* These should be blank until key loaded or generated */
	ASSERT_PTR_EQ(k1->ed25519_sk, NULL);
	ASSERT_PTR_EQ(k1->ed25519_pk, NULL);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("new_private KEY_RSA");
	k1 = sshkey_new_private(KEY_RSA);
	ASSERT_PTR_NE(k1, NULL);
	ASSERT_PTR_NE(k1->rsa, NULL);
	ASSERT_PTR_NE(k1->rsa->n, NULL);
	ASSERT_PTR_NE(k1->rsa->e, NULL);
	ASSERT_PTR_NE(k1->rsa->p, NULL);
	ASSERT_INT_EQ(sshkey_add_private(k1), 0);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("new_private KEY_DSA");
	k1 = sshkey_new_private(KEY_DSA);
	ASSERT_PTR_NE(k1, NULL);
	ASSERT_PTR_NE(k1->dsa, NULL);
	ASSERT_PTR_NE(k1->dsa->g, NULL);
	ASSERT_PTR_NE(k1->dsa->priv_key, NULL);
	ASSERT_INT_EQ(sshkey_add_private(k1), 0);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("generate KEY_RSA too small modulus");
	ASSERT_INT_EQ(sshkey_generate(KEY_RSA, 128, &k1),
	    SSH_ERR_INVALID_ARGUMENT);
	ASSERT_PTR_EQ(k1, NULL);
	TEST_DONE();

	TEST_START("generate KEY_RSA too large modulus");
	ASSERT_INT_EQ(sshkey_generate(KEY_RSA, 1 << 20, &k1),
	    SSH_ERR_INVALID_ARGUMENT);
	ASSERT_PTR_EQ(k1, NULL);
	TEST_DONE();

	TEST_START("generate KEY_DSA wrong bits");
	ASSERT_INT_EQ(sshkey_generate(KEY_DSA, 2048, &k1),
	    SSH_ERR_INVALID_ARGUMENT);
	ASSERT_PTR_EQ(k1, NULL);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("generate KEY_ECDSA wrong bits");
	ASSERT_INT_EQ(sshkey_generate(KEY_ECDSA, 42, &k1),
	    SSH_ERR_INVALID_ARGUMENT);
	ASSERT_PTR_EQ(k1, NULL);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("generate KEY_RSA");
	ASSERT_INT_EQ(sshkey_generate(KEY_RSA, 768, &kr), 0);
	ASSERT_PTR_NE(kr, NULL);
	ASSERT_PTR_NE(kr->rsa, NULL);
	ASSERT_PTR_NE(kr->rsa->n, NULL);
	ASSERT_PTR_NE(kr->rsa->e, NULL);
	ASSERT_PTR_NE(kr->rsa->p, NULL);
	ASSERT_INT_EQ(BN_num_bits(kr->rsa->n), 768);
	TEST_DONE();

	TEST_START("generate KEY_DSA");
	ASSERT_INT_EQ(sshkey_generate(KEY_DSA, 1024, &kd), 0);
	ASSERT_PTR_NE(kd, NULL);
	ASSERT_PTR_NE(kd->dsa, NULL);
	ASSERT_PTR_NE(kd->dsa->g, NULL);
	ASSERT_PTR_NE(kd->dsa->priv_key, NULL);
	TEST_DONE();

	TEST_START("generate KEY_ECDSA");
	ASSERT_INT_EQ(sshkey_generate(KEY_ECDSA, 256, &ke), 0);
	ASSERT_PTR_NE(ke, NULL);
	ASSERT_PTR_NE(ke->ecdsa, NULL);
	ASSERT_PTR_NE(EC_KEY_get0_public_key(ke->ecdsa), NULL);
	ASSERT_PTR_NE(EC_KEY_get0_private_key(ke->ecdsa), NULL);
	TEST_DONE();

	TEST_START("generate KEY_ED25519");
	ASSERT_INT_EQ(sshkey_generate(KEY_ED25519, 256, &kf), 0);
	ASSERT_PTR_NE(kf, NULL);
	ASSERT_INT_EQ(kf->type, KEY_ED25519);
	ASSERT_PTR_NE(kf->ed25519_pk, NULL);
	ASSERT_PTR_NE(kf->ed25519_sk, NULL);
	TEST_DONE();

	TEST_START("demote KEY_RSA");
	ASSERT_INT_EQ(sshkey_demote(kr, &k1), 0);
	ASSERT_PTR_NE(k1, NULL);
	ASSERT_PTR_NE(kr, k1);
	ASSERT_INT_EQ(k1->type, KEY_RSA);
	ASSERT_PTR_NE(k1->rsa, NULL);
	ASSERT_PTR_NE(k1->rsa->n, NULL);
	ASSERT_PTR_NE(k1->rsa->e, NULL);
	ASSERT_PTR_EQ(k1->rsa->p, NULL);
	TEST_DONE();

	TEST_START("equal KEY_RSA/demoted KEY_RSA");
	ASSERT_INT_EQ(sshkey_equal(kr, k1), 1);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("demote KEY_DSA");
	ASSERT_INT_EQ(sshkey_demote(kd, &k1), 0);
	ASSERT_PTR_NE(k1, NULL);
	ASSERT_PTR_NE(kd, k1);
	ASSERT_INT_EQ(k1->type, KEY_DSA);
	ASSERT_PTR_NE(k1->dsa, NULL);
	ASSERT_PTR_NE(k1->dsa->g, NULL);
	ASSERT_PTR_EQ(k1->dsa->priv_key, NULL);
	TEST_DONE();

	TEST_START("equal KEY_DSA/demoted KEY_DSA");
	ASSERT_INT_EQ(sshkey_equal(kd, k1), 1);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("demote KEY_ECDSA");
	ASSERT_INT_EQ(sshkey_demote(ke, &k1), 0);
	ASSERT_PTR_NE(k1, NULL);
	ASSERT_PTR_NE(ke, k1);
	ASSERT_INT_EQ(k1->type, KEY_ECDSA);
	ASSERT_PTR_NE(k1->ecdsa, NULL);
	ASSERT_INT_EQ(k1->ecdsa_nid, ke->ecdsa_nid);
	ASSERT_PTR_NE(EC_KEY_get0_public_key(ke->ecdsa), NULL);
	ASSERT_PTR_EQ(EC_KEY_get0_private_key(k1->ecdsa), NULL);
	TEST_DONE();

	TEST_START("equal KEY_ECDSA/demoted KEY_ECDSA");
	ASSERT_INT_EQ(sshkey_equal(ke, k1), 1);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("demote KEY_ED25519");
	ASSERT_INT_EQ(sshkey_demote(kf, &k1), 0);
	ASSERT_PTR_NE(k1, NULL);
	ASSERT_PTR_NE(kf, k1);
	ASSERT_INT_EQ(k1->type, KEY_ED25519);
	ASSERT_PTR_NE(k1->ed25519_pk, NULL);
	ASSERT_PTR_EQ(k1->ed25519_sk, NULL);
	TEST_DONE();

	TEST_START("equal KEY_ED25519/demoted KEY_ED25519");
	ASSERT_INT_EQ(sshkey_equal(kf, k1), 1);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("equal mismatched key types");
	ASSERT_INT_EQ(sshkey_equal(kd, kr), 0);
	ASSERT_INT_EQ(sshkey_equal(kd, ke), 0);
	ASSERT_INT_EQ(sshkey_equal(kr, ke), 0);
	ASSERT_INT_EQ(sshkey_equal(ke, kf), 0);
	ASSERT_INT_EQ(sshkey_equal(kd, kf), 0);
	TEST_DONE();

	TEST_START("equal different keys");
	ASSERT_INT_EQ(sshkey_generate(KEY_RSA, 768, &k1), 0);
	ASSERT_INT_EQ(sshkey_equal(kr, k1), 0);
	sshkey_free(k1);
	ASSERT_INT_EQ(sshkey_generate(KEY_DSA, 1024, &k1), 0);
	ASSERT_INT_EQ(sshkey_equal(kd, k1), 0);
	sshkey_free(k1);
	ASSERT_INT_EQ(sshkey_generate(KEY_ECDSA, 256, &k1), 0);
	ASSERT_INT_EQ(sshkey_equal(ke, k1), 0);
	sshkey_free(k1);
	ASSERT_INT_EQ(sshkey_generate(KEY_ED25519, 256, &k1), 0);
	ASSERT_INT_EQ(sshkey_equal(kf, k1), 0);
	sshkey_free(k1);
	TEST_DONE();

	sshkey_free(kr);
	sshkey_free(kd);
	sshkey_free(ke);
	sshkey_free(kf);

/* XXX certify test */
/* XXX sign test */
/* XXX verify test */

	TEST_START("nested certificate");
	ASSERT_INT_EQ(sshkey_load_cert(test_data_file("rsa_1"), &k1), 0);
	ASSERT_INT_EQ(sshkey_load_public(test_data_file("rsa_1.pub"), &k2,
	    NULL), 0);
	b = load_file("rsa_2");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(b, "", "rsa_1",
	    &k3, NULL), 0);
	sshbuf_reset(b);
	build_cert(b, k2, "*****@*****.**", k3, k1);
	ASSERT_INT_EQ(sshkey_from_blob(sshbuf_ptr(b), sshbuf_len(b), &k4),
	    SSH_ERR_KEY_CERT_INVALID_SIGN_KEY);
	ASSERT_PTR_EQ(k4, NULL);
	sshbuf_free(b);
	sshkey_free(k1);
	sshkey_free(k2);
	sshkey_free(k3);
	TEST_DONE();

}
Exemplo n.º 4
0
void
sshkey_file_tests(void)
{
	struct sshkey *k1, *k2;
	struct sshbuf *buf, *pw;
	BIGNUM *a, *b, *c;
	char *cp;

	TEST_START("load passphrase");
	pw = load_text_file("pw");
	TEST_DONE();

#ifdef WITH_SSH1
	TEST_START("parse RSA1 from private");
	buf = load_file("rsa1_1");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", "rsa1_1",
	    &k1, NULL), 0);
	sshbuf_free(buf);
	ASSERT_PTR_NE(k1, NULL);
	a = load_bignum("rsa1_1.param.n");
	ASSERT_BIGNUM_EQ(k1->rsa->n, a);
	BN_free(a);
	TEST_DONE();

	TEST_START("parse RSA1 from private w/ passphrase");
	buf = load_file("rsa1_1_pw");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf,
	    (const char *)sshbuf_ptr(pw), "rsa1_1_pw", &k2, NULL), 0);
	sshbuf_free(buf);
	ASSERT_PTR_NE(k2, NULL);
	ASSERT_INT_EQ(sshkey_equal(k1, k2), 1);
	sshkey_free(k2);
	TEST_DONE();

	TEST_START("load RSA1 from public");
	ASSERT_INT_EQ(sshkey_load_public(test_data_file("rsa1_1.pub"), &k2,
	    NULL), 0);
	ASSERT_PTR_NE(k2, NULL);
	ASSERT_INT_EQ(sshkey_equal(k1, k2), 1);
	sshkey_free(k2);
	TEST_DONE();

	TEST_START("RSA1 key hex fingerprint");
	buf = load_text_file("rsa1_1.fp");
	cp = sshkey_fingerprint(k1, SSH_DIGEST_MD5, SSH_FP_HEX);
	ASSERT_PTR_NE(cp, NULL);
	ASSERT_STRING_EQ(cp, (const char *)sshbuf_ptr(buf));
	sshbuf_free(buf);
	free(cp);
	TEST_DONE();

	TEST_START("RSA1 key bubblebabble fingerprint");
	buf = load_text_file("rsa1_1.fp.bb");
	cp = sshkey_fingerprint(k1, SSH_DIGEST_SHA1, SSH_FP_BUBBLEBABBLE);
	ASSERT_PTR_NE(cp, NULL);
	ASSERT_STRING_EQ(cp, (const char *)sshbuf_ptr(buf));
	sshbuf_free(buf);
	free(cp);
	TEST_DONE();

	sshkey_free(k1);
#endif

	TEST_START("parse RSA from private");
	buf = load_file("rsa_1");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", "rsa_1",
	    &k1, NULL), 0);
	sshbuf_free(buf);
	ASSERT_PTR_NE(k1, NULL);
	a = load_bignum("rsa_1.param.n");
	b = load_bignum("rsa_1.param.p");
	c = load_bignum("rsa_1.param.q");
	ASSERT_BIGNUM_EQ(k1->rsa->n, a);
	ASSERT_BIGNUM_EQ(k1->rsa->p, b);
	ASSERT_BIGNUM_EQ(k1->rsa->q, c);
	BN_free(a);
	BN_free(b);
	BN_free(c);
	TEST_DONE();

	TEST_START("parse RSA from private w/ passphrase");
	buf = load_file("rsa_1_pw");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf,
	    (const char *)sshbuf_ptr(pw), "rsa_1_pw", &k2, NULL), 0);
	sshbuf_free(buf);
	ASSERT_PTR_NE(k2, NULL);
	ASSERT_INT_EQ(sshkey_equal(k1, k2), 1);
	sshkey_free(k2);
	TEST_DONE();

	TEST_START("parse RSA from new-format");
	buf = load_file("rsa_n");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf,
	    "", "rsa_n", &k2, NULL), 0);
	sshbuf_free(buf);
	ASSERT_PTR_NE(k2, NULL);
	ASSERT_INT_EQ(sshkey_equal(k1, k2), 1);
	sshkey_free(k2);
	TEST_DONE();

	TEST_START("parse RSA from new-format w/ passphrase");
	buf = load_file("rsa_n_pw");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf,
	    (const char *)sshbuf_ptr(pw), "rsa_n_pw", &k2, NULL), 0);
	sshbuf_free(buf);
	ASSERT_PTR_NE(k2, NULL);
	ASSERT_INT_EQ(sshkey_equal(k1, k2), 1);
	sshkey_free(k2);
	TEST_DONE();

	TEST_START("load RSA from public");
	ASSERT_INT_EQ(sshkey_load_public(test_data_file("rsa_1.pub"), &k2,
	    NULL), 0);
	ASSERT_PTR_NE(k2, NULL);
	ASSERT_INT_EQ(sshkey_equal(k1, k2), 1);
	sshkey_free(k2);
	TEST_DONE();

	TEST_START("load RSA cert");
	ASSERT_INT_EQ(sshkey_load_cert(test_data_file("rsa_1"), &k2), 0);
	ASSERT_PTR_NE(k2, NULL);
	ASSERT_INT_EQ(k2->type, KEY_RSA_CERT);
	ASSERT_INT_EQ(sshkey_equal(k1, k2), 0);
	ASSERT_INT_EQ(sshkey_equal_public(k1, k2), 1);
	TEST_DONE();

	TEST_START("RSA key hex fingerprint");
	buf = load_text_file("rsa_1.fp");
	cp = sshkey_fingerprint(k1, SSH_DIGEST_MD5, SSH_FP_HEX);
	ASSERT_PTR_NE(cp, NULL);
	ASSERT_STRING_EQ(cp, (const char *)sshbuf_ptr(buf));
	sshbuf_free(buf);
	free(cp);
	TEST_DONE();

	TEST_START("RSA cert hex fingerprint");
	buf = load_text_file("rsa_1-cert.fp");
	cp = sshkey_fingerprint(k2, SSH_DIGEST_MD5, SSH_FP_HEX);
	ASSERT_PTR_NE(cp, NULL);
	ASSERT_STRING_EQ(cp, (const char *)sshbuf_ptr(buf));
	sshbuf_free(buf);
	free(cp);
	sshkey_free(k2);
	TEST_DONE();

	TEST_START("RSA key bubblebabble fingerprint");
	buf = load_text_file("rsa_1.fp.bb");
	cp = sshkey_fingerprint(k1, SSH_DIGEST_SHA1, SSH_FP_BUBBLEBABBLE);
	ASSERT_PTR_NE(cp, NULL);
	ASSERT_STRING_EQ(cp, (const char *)sshbuf_ptr(buf));
	sshbuf_free(buf);
	free(cp);
	TEST_DONE();

	sshkey_free(k1);

	TEST_START("parse DSA from private");
	buf = load_file("dsa_1");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", "dsa_1",
	    &k1, NULL), 0);
	sshbuf_free(buf);
	ASSERT_PTR_NE(k1, NULL);
	a = load_bignum("dsa_1.param.g");
	b = load_bignum("dsa_1.param.priv");
	c = load_bignum("dsa_1.param.pub");
	ASSERT_BIGNUM_EQ(k1->dsa->g, a);
	ASSERT_BIGNUM_EQ(k1->dsa->priv_key, b);
	ASSERT_BIGNUM_EQ(k1->dsa->pub_key, c);
	BN_free(a);
	BN_free(b);
	BN_free(c);
	TEST_DONE();

	TEST_START("parse DSA from private w/ passphrase");
	buf = load_file("dsa_1_pw");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf,
	    (const char *)sshbuf_ptr(pw), "dsa_1_pw", &k2, NULL), 0);
	sshbuf_free(buf);
	ASSERT_PTR_NE(k2, NULL);
	ASSERT_INT_EQ(sshkey_equal(k1, k2), 1);
	sshkey_free(k2);
	TEST_DONE();

	TEST_START("parse DSA from new-format");
	buf = load_file("dsa_n");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf,
	    "", "dsa_n", &k2, NULL), 0);
	sshbuf_free(buf);
	ASSERT_PTR_NE(k2, NULL);
	ASSERT_INT_EQ(sshkey_equal(k1, k2), 1);
	sshkey_free(k2);
	TEST_DONE();

	TEST_START("parse DSA from new-format w/ passphrase");
	buf = load_file("dsa_n_pw");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf,
	    (const char *)sshbuf_ptr(pw), "dsa_n_pw", &k2, NULL), 0);
	sshbuf_free(buf);
	ASSERT_PTR_NE(k2, NULL);
	ASSERT_INT_EQ(sshkey_equal(k1, k2), 1);
	sshkey_free(k2);
	TEST_DONE();

	TEST_START("load DSA from public");
	ASSERT_INT_EQ(sshkey_load_public(test_data_file("dsa_1.pub"), &k2,
	    NULL), 0);
	ASSERT_PTR_NE(k2, NULL);
	ASSERT_INT_EQ(sshkey_equal(k1, k2), 1);
	sshkey_free(k2);
	TEST_DONE();

	TEST_START("load DSA cert");
	ASSERT_INT_EQ(sshkey_load_cert(test_data_file("dsa_1"), &k2), 0);
	ASSERT_PTR_NE(k2, NULL);
	ASSERT_INT_EQ(k2->type, KEY_DSA_CERT);
	ASSERT_INT_EQ(sshkey_equal(k1, k2), 0);
	ASSERT_INT_EQ(sshkey_equal_public(k1, k2), 1);
	TEST_DONE();

	TEST_START("DSA key hex fingerprint");
	buf = load_text_file("dsa_1.fp");
	cp = sshkey_fingerprint(k1, SSH_DIGEST_MD5, SSH_FP_HEX);
	ASSERT_PTR_NE(cp, NULL);
	ASSERT_STRING_EQ(cp, (const char *)sshbuf_ptr(buf));
	sshbuf_free(buf);
	free(cp);
	TEST_DONE();

	TEST_START("DSA cert hex fingerprint");
	buf = load_text_file("dsa_1-cert.fp");
	cp = sshkey_fingerprint(k2, SSH_DIGEST_MD5, SSH_FP_HEX);
	ASSERT_PTR_NE(cp, NULL);
	ASSERT_STRING_EQ(cp, (const char *)sshbuf_ptr(buf));
	sshbuf_free(buf);
	free(cp);
	sshkey_free(k2);
	TEST_DONE();

	TEST_START("DSA key bubblebabble fingerprint");
	buf = load_text_file("dsa_1.fp.bb");
	cp = sshkey_fingerprint(k1, SSH_DIGEST_SHA1, SSH_FP_BUBBLEBABBLE);
	ASSERT_PTR_NE(cp, NULL);
	ASSERT_STRING_EQ(cp, (const char *)sshbuf_ptr(buf));
	sshbuf_free(buf);
	free(cp);
	TEST_DONE();

	sshkey_free(k1);

#ifdef OPENSSL_HAS_ECC
	TEST_START("parse ECDSA from private");
	buf = load_file("ecdsa_1");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", "ecdsa_1",
	    &k1, NULL), 0);
	sshbuf_free(buf);
	ASSERT_PTR_NE(k1, NULL);
	buf = load_text_file("ecdsa_1.param.curve");
	ASSERT_STRING_EQ((const char *)sshbuf_ptr(buf),
	    OBJ_nid2sn(k1->ecdsa_nid));
	sshbuf_free(buf);
	a = load_bignum("ecdsa_1.param.priv");
	b = load_bignum("ecdsa_1.param.pub");
	c = EC_POINT_point2bn(EC_KEY_get0_group(k1->ecdsa),
	    EC_KEY_get0_public_key(k1->ecdsa), POINT_CONVERSION_UNCOMPRESSED,
	    NULL, NULL);
	ASSERT_PTR_NE(c, NULL);
	ASSERT_BIGNUM_EQ(EC_KEY_get0_private_key(k1->ecdsa), a);
	ASSERT_BIGNUM_EQ(b, c);
	BN_free(a);
	BN_free(b);
	BN_free(c);
	TEST_DONE();

	TEST_START("parse ECDSA from private w/ passphrase");
	buf = load_file("ecdsa_1_pw");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf,
	    (const char *)sshbuf_ptr(pw), "ecdsa_1_pw", &k2, NULL), 0);
	sshbuf_free(buf);
	ASSERT_PTR_NE(k2, NULL);
	ASSERT_INT_EQ(sshkey_equal(k1, k2), 1);
	sshkey_free(k2);
	TEST_DONE();

	TEST_START("parse ECDSA from new-format");
	buf = load_file("ecdsa_n");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf,
	    "", "ecdsa_n", &k2, NULL), 0);
	sshbuf_free(buf);
	ASSERT_PTR_NE(k2, NULL);
	ASSERT_INT_EQ(sshkey_equal(k1, k2), 1);
	sshkey_free(k2);
	TEST_DONE();

	TEST_START("parse ECDSA from new-format w/ passphrase");
	buf = load_file("ecdsa_n_pw");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf,
	    (const char *)sshbuf_ptr(pw), "ecdsa_n_pw", &k2, NULL), 0);
	sshbuf_free(buf);
	ASSERT_PTR_NE(k2, NULL);
	ASSERT_INT_EQ(sshkey_equal(k1, k2), 1);
	sshkey_free(k2);
	TEST_DONE();

	TEST_START("load ECDSA from public");
	ASSERT_INT_EQ(sshkey_load_public(test_data_file("ecdsa_1.pub"), &k2,
	    NULL), 0);
	ASSERT_PTR_NE(k2, NULL);
	ASSERT_INT_EQ(sshkey_equal(k1, k2), 1);
	sshkey_free(k2);
	TEST_DONE();

	TEST_START("load ECDSA cert");
	ASSERT_INT_EQ(sshkey_load_cert(test_data_file("ecdsa_1"), &k2), 0);
	ASSERT_PTR_NE(k2, NULL);
	ASSERT_INT_EQ(k2->type, KEY_ECDSA_CERT);
	ASSERT_INT_EQ(sshkey_equal(k1, k2), 0);
	ASSERT_INT_EQ(sshkey_equal_public(k1, k2), 1);
	TEST_DONE();

	TEST_START("ECDSA key hex fingerprint");
	buf = load_text_file("ecdsa_1.fp");
	cp = sshkey_fingerprint(k1, SSH_DIGEST_MD5, SSH_FP_HEX);
	ASSERT_PTR_NE(cp, NULL);
	ASSERT_STRING_EQ(cp, (const char *)sshbuf_ptr(buf));
	sshbuf_free(buf);
	free(cp);
	TEST_DONE();

	TEST_START("ECDSA cert hex fingerprint");
	buf = load_text_file("ecdsa_1-cert.fp");
	cp = sshkey_fingerprint(k2, SSH_DIGEST_MD5, SSH_FP_HEX);
	ASSERT_PTR_NE(cp, NULL);
	ASSERT_STRING_EQ(cp, (const char *)sshbuf_ptr(buf));
	sshbuf_free(buf);
	free(cp);
	sshkey_free(k2);
	TEST_DONE();

	TEST_START("ECDSA key bubblebabble fingerprint");
	buf = load_text_file("ecdsa_1.fp.bb");
	cp = sshkey_fingerprint(k1, SSH_DIGEST_SHA1, SSH_FP_BUBBLEBABBLE);
	ASSERT_PTR_NE(cp, NULL);
	ASSERT_STRING_EQ(cp, (const char *)sshbuf_ptr(buf));
	sshbuf_free(buf);
	free(cp);
	TEST_DONE();

	sshkey_free(k1);
#endif /* OPENSSL_HAS_ECC */

	TEST_START("parse Ed25519 from private");
	buf = load_file("ed25519_1");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", "ed25519_1",
	    &k1, NULL), 0);
	sshbuf_free(buf);
	ASSERT_PTR_NE(k1, NULL);
	ASSERT_INT_EQ(k1->type, KEY_ED25519);
	/* XXX check key contents */
	TEST_DONE();

	TEST_START("parse Ed25519 from private w/ passphrase");
	buf = load_file("ed25519_1_pw");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf,
	    (const char *)sshbuf_ptr(pw), "ed25519_1_pw", &k2, NULL), 0);
	sshbuf_free(buf);
	ASSERT_PTR_NE(k2, NULL);
	ASSERT_INT_EQ(sshkey_equal(k1, k2), 1);
	sshkey_free(k2);
	TEST_DONE();

	TEST_START("load Ed25519 from public");
	ASSERT_INT_EQ(sshkey_load_public(test_data_file("ed25519_1.pub"), &k2,
	    NULL), 0);
	ASSERT_PTR_NE(k2, NULL);
	ASSERT_INT_EQ(sshkey_equal(k1, k2), 1);
	sshkey_free(k2);
	TEST_DONE();

	TEST_START("load Ed25519 cert");
	ASSERT_INT_EQ(sshkey_load_cert(test_data_file("ed25519_1"), &k2), 0);
	ASSERT_PTR_NE(k2, NULL);
	ASSERT_INT_EQ(k2->type, KEY_ED25519_CERT);
	ASSERT_INT_EQ(sshkey_equal(k1, k2), 0);
	ASSERT_INT_EQ(sshkey_equal_public(k1, k2), 1);
	TEST_DONE();

	TEST_START("Ed25519 key hex fingerprint");
	buf = load_text_file("ed25519_1.fp");
	cp = sshkey_fingerprint(k1, SSH_DIGEST_MD5, SSH_FP_HEX);
	ASSERT_PTR_NE(cp, NULL);
	ASSERT_STRING_EQ(cp, (const char *)sshbuf_ptr(buf));
	sshbuf_free(buf);
	free(cp);
	TEST_DONE();

	TEST_START("Ed25519 cert hex fingerprint");
	buf = load_text_file("ed25519_1-cert.fp");
	cp = sshkey_fingerprint(k2, SSH_DIGEST_MD5, SSH_FP_HEX);
	ASSERT_PTR_NE(cp, NULL);
	ASSERT_STRING_EQ(cp, (const char *)sshbuf_ptr(buf));
	sshbuf_free(buf);
	free(cp);
	sshkey_free(k2);
	TEST_DONE();

	TEST_START("Ed25519 key bubblebabble fingerprint");
	buf = load_text_file("ed25519_1.fp.bb");
	cp = sshkey_fingerprint(k1, SSH_DIGEST_SHA1, SSH_FP_BUBBLEBABBLE);
	ASSERT_PTR_NE(cp, NULL);
	ASSERT_STRING_EQ(cp, (const char *)sshbuf_ptr(buf));
	sshbuf_free(buf);
	free(cp);
	TEST_DONE();

	sshkey_free(k1);

	sshbuf_free(pw);

}
Exemplo n.º 5
0
void
sshkey_fuzz_tests(void)
{
	struct sshkey *k1;
	struct sshbuf *buf, *fuzzed;
	struct fuzz *fuzz;
	int r;

	TEST_START("fuzz RSA1 private");
	buf = load_file("rsa1_1");
	fuzz = fuzz_begin(FUZZ_1_BIT_FLIP | FUZZ_1_BYTE_FLIP |
	    FUZZ_TRUNCATE_START | FUZZ_TRUNCATE_END,
	    sshbuf_mutable_ptr(buf), sshbuf_len(buf));
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", "key",
	    &k1, NULL), 0);
	sshkey_free(k1);
	sshbuf_free(buf);
	ASSERT_PTR_NE(fuzzed = sshbuf_new(), NULL);
	TEST_ONERROR(onerror, fuzz);
	for(; !fuzz_done(fuzz); fuzz_next(fuzz)) {
		r = sshbuf_put(fuzzed, fuzz_ptr(fuzz), fuzz_len(fuzz));
		ASSERT_INT_EQ(r, 0);
		if (sshkey_parse_private_fileblob(fuzzed, "", "key",
		    &k1, NULL) == 0)
			sshkey_free(k1);
		sshbuf_reset(fuzzed);
	}
	sshbuf_free(fuzzed);
	fuzz_cleanup(fuzz);
	TEST_DONE();

	TEST_START("fuzz RSA1 public");
	buf = load_file("rsa1_1_pw");
	fuzz = fuzz_begin(FUZZ_1_BIT_FLIP | FUZZ_1_BYTE_FLIP |
	    FUZZ_TRUNCATE_START | FUZZ_TRUNCATE_END,
	    sshbuf_mutable_ptr(buf), sshbuf_len(buf));
	ASSERT_INT_EQ(sshkey_parse_public_rsa1_fileblob(buf, &k1, NULL), 0);
	sshkey_free(k1);
	sshbuf_free(buf);
	ASSERT_PTR_NE(fuzzed = sshbuf_new(), NULL);
	TEST_ONERROR(onerror, fuzz);
	for(; !fuzz_done(fuzz); fuzz_next(fuzz)) {
		r = sshbuf_put(fuzzed, fuzz_ptr(fuzz), fuzz_len(fuzz));
		ASSERT_INT_EQ(r, 0);
		if (sshkey_parse_public_rsa1_fileblob(fuzzed, &k1, NULL) == 0)
			sshkey_free(k1);
		sshbuf_reset(fuzzed);
	}
	sshbuf_free(fuzzed);
	fuzz_cleanup(fuzz);
	TEST_DONE();

	TEST_START("fuzz RSA private");
	buf = load_file("rsa_1");
	fuzz = fuzz_begin(FUZZ_BASE64, sshbuf_mutable_ptr(buf),
	    sshbuf_len(buf));
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", "key",
	    &k1, NULL), 0);
	sshkey_free(k1);
	sshbuf_free(buf);
	ASSERT_PTR_NE(fuzzed = sshbuf_new(), NULL);
	TEST_ONERROR(onerror, fuzz);
	for(; !fuzz_done(fuzz); fuzz_next(fuzz)) {
		r = sshbuf_put(fuzzed, fuzz_ptr(fuzz), fuzz_len(fuzz));
		ASSERT_INT_EQ(r, 0);
		if (sshkey_parse_private_fileblob(fuzzed, "", "key",
		    &k1, NULL) == 0)
			sshkey_free(k1);
		sshbuf_reset(fuzzed);
	}
	sshbuf_free(fuzzed);
	fuzz_cleanup(fuzz);
	TEST_DONE();

	TEST_START("fuzz RSA new-format private");
	buf = load_file("rsa_n");
	fuzz = fuzz_begin(FUZZ_BASE64, sshbuf_mutable_ptr(buf),
	    sshbuf_len(buf));
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", "key",
	    &k1, NULL), 0);
	sshkey_free(k1);
	sshbuf_free(buf);
	ASSERT_PTR_NE(fuzzed = sshbuf_new(), NULL);
	TEST_ONERROR(onerror, fuzz);
	for(; !fuzz_done(fuzz); fuzz_next(fuzz)) {
		r = sshbuf_put(fuzzed, fuzz_ptr(fuzz), fuzz_len(fuzz));
		ASSERT_INT_EQ(r, 0);
		if (sshkey_parse_private_fileblob(fuzzed, "", "key",
		    &k1, NULL) == 0)
			sshkey_free(k1);
		sshbuf_reset(fuzzed);
	}
	sshbuf_free(fuzzed);
	fuzz_cleanup(fuzz);
	TEST_DONE();

	TEST_START("fuzz DSA private");
	buf = load_file("dsa_1");
	fuzz = fuzz_begin(FUZZ_BASE64, sshbuf_mutable_ptr(buf),
	    sshbuf_len(buf));
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", "key",
	    &k1, NULL), 0);
	sshkey_free(k1);
	sshbuf_free(buf);
	ASSERT_PTR_NE(fuzzed = sshbuf_new(), NULL);
	TEST_ONERROR(onerror, fuzz);
	for(; !fuzz_done(fuzz); fuzz_next(fuzz)) {
		r = sshbuf_put(fuzzed, fuzz_ptr(fuzz), fuzz_len(fuzz));
		ASSERT_INT_EQ(r, 0);
		if (sshkey_parse_private_fileblob(fuzzed, "", "key",
		    &k1, NULL) == 0)
			sshkey_free(k1);
		sshbuf_reset(fuzzed);
	}
	sshbuf_free(fuzzed);
	fuzz_cleanup(fuzz);
	TEST_DONE();

	TEST_START("fuzz DSA new-format private");
	buf = load_file("dsa_n");
	fuzz = fuzz_begin(FUZZ_BASE64, sshbuf_mutable_ptr(buf),
	    sshbuf_len(buf));
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", "key",
	    &k1, NULL), 0);
	sshkey_free(k1);
	sshbuf_free(buf);
	ASSERT_PTR_NE(fuzzed = sshbuf_new(), NULL);
	TEST_ONERROR(onerror, fuzz);
	for(; !fuzz_done(fuzz); fuzz_next(fuzz)) {
		r = sshbuf_put(fuzzed, fuzz_ptr(fuzz), fuzz_len(fuzz));
		ASSERT_INT_EQ(r, 0);
		if (sshkey_parse_private_fileblob(fuzzed, "", "key",
		    &k1, NULL) == 0)
			sshkey_free(k1);
		sshbuf_reset(fuzzed);
	}
	sshbuf_free(fuzzed);
	fuzz_cleanup(fuzz);
	TEST_DONE();

#ifdef OPENSSL_HAS_ECC
	TEST_START("fuzz ECDSA private");
	buf = load_file("ecdsa_1");
	fuzz = fuzz_begin(FUZZ_BASE64, sshbuf_mutable_ptr(buf),
	    sshbuf_len(buf));
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", "key",
	    &k1, NULL), 0);
	sshkey_free(k1);
	sshbuf_free(buf);
	ASSERT_PTR_NE(fuzzed = sshbuf_new(), NULL);
	TEST_ONERROR(onerror, fuzz);
	for(; !fuzz_done(fuzz); fuzz_next(fuzz)) {
		r = sshbuf_put(fuzzed, fuzz_ptr(fuzz), fuzz_len(fuzz));
		ASSERT_INT_EQ(r, 0);
		if (sshkey_parse_private_fileblob(fuzzed, "", "key",
		    &k1, NULL) == 0)
			sshkey_free(k1);
		sshbuf_reset(fuzzed);
	}
	sshbuf_free(fuzzed);
	fuzz_cleanup(fuzz);
	TEST_DONE();

	TEST_START("fuzz ECDSA new-format private");
	buf = load_file("ecdsa_n");
	fuzz = fuzz_begin(FUZZ_BASE64, sshbuf_mutable_ptr(buf),
	    sshbuf_len(buf));
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", "key",
	    &k1, NULL), 0);
	sshkey_free(k1);
	sshbuf_free(buf);
	ASSERT_PTR_NE(fuzzed = sshbuf_new(), NULL);
	TEST_ONERROR(onerror, fuzz);
	for(; !fuzz_done(fuzz); fuzz_next(fuzz)) {
		r = sshbuf_put(fuzzed, fuzz_ptr(fuzz), fuzz_len(fuzz));
		ASSERT_INT_EQ(r, 0);
		if (sshkey_parse_private_fileblob(fuzzed, "", "key",
		    &k1, NULL) == 0)
			sshkey_free(k1);
		sshbuf_reset(fuzzed);
	}
	sshbuf_free(fuzzed);
	fuzz_cleanup(fuzz);
	TEST_DONE();
#endif

	TEST_START("fuzz Ed25519 private");
	buf = load_file("ed25519_1");
	fuzz = fuzz_begin(FUZZ_BASE64, sshbuf_mutable_ptr(buf),
	    sshbuf_len(buf));
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", "key",
	    &k1, NULL), 0);
	sshkey_free(k1);
	sshbuf_free(buf);
	ASSERT_PTR_NE(fuzzed = sshbuf_new(), NULL);
	TEST_ONERROR(onerror, fuzz);
	for(; !fuzz_done(fuzz); fuzz_next(fuzz)) {
		r = sshbuf_put(fuzzed, fuzz_ptr(fuzz), fuzz_len(fuzz));
		ASSERT_INT_EQ(r, 0);
		if (sshkey_parse_private_fileblob(fuzzed, "", "key",
		    &k1, NULL) == 0)
			sshkey_free(k1);
		sshbuf_reset(fuzzed);
	}
	sshbuf_free(fuzzed);
	fuzz_cleanup(fuzz);
	TEST_DONE();

	TEST_START("fuzz RSA public");
	buf = load_file("rsa_1");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", "key",
	    &k1, NULL), 0);
	sshbuf_free(buf);
	public_fuzz(k1);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("fuzz RSA cert");
	ASSERT_INT_EQ(sshkey_load_cert(test_data_file("rsa_1"), &k1), 0);
	public_fuzz(k1);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("fuzz DSA public");
	buf = load_file("dsa_1");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", "key",
	    &k1, NULL), 0);
	sshbuf_free(buf);
	public_fuzz(k1);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("fuzz DSA cert");
	ASSERT_INT_EQ(sshkey_load_cert(test_data_file("dsa_1"), &k1), 0);
	public_fuzz(k1);
	sshkey_free(k1);
	TEST_DONE();

#ifdef OPENSSL_HAS_ECC
	TEST_START("fuzz ECDSA public");
	buf = load_file("ecdsa_1");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", "key",
	    &k1, NULL), 0);
	sshbuf_free(buf);
	public_fuzz(k1);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("fuzz ECDSA cert");
	ASSERT_INT_EQ(sshkey_load_cert(test_data_file("ecdsa_1"), &k1), 0);
	public_fuzz(k1);
	sshkey_free(k1);
	TEST_DONE();
#endif

	TEST_START("fuzz Ed25519 public");
	buf = load_file("ed25519_1");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", "key",
	    &k1, NULL), 0);
	sshbuf_free(buf);
	public_fuzz(k1);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("fuzz Ed25519 cert");
	ASSERT_INT_EQ(sshkey_load_cert(test_data_file("ed25519_1"), &k1), 0);
	public_fuzz(k1);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("fuzz RSA sig");
	buf = load_file("rsa_1");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", "key",
	    &k1, NULL), 0);
	sshbuf_free(buf);
	sig_fuzz(k1);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("fuzz DSA sig");
	buf = load_file("dsa_1");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", "key",
	    &k1, NULL), 0);
	sshbuf_free(buf);
	sig_fuzz(k1);
	sshkey_free(k1);
	TEST_DONE();

#ifdef OPENSSL_HAS_ECC
	TEST_START("fuzz ECDSA sig");
	buf = load_file("ecdsa_1");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", "key",
	    &k1, NULL), 0);
	sshbuf_free(buf);
	sig_fuzz(k1);
	sshkey_free(k1);
	TEST_DONE();
#endif

	TEST_START("fuzz Ed25519 sig");
	buf = load_file("ed25519_1");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", "key",
	    &k1, NULL), 0);
	sshbuf_free(buf);
	sig_fuzz(k1);
	sshkey_free(k1);
	TEST_DONE();

/* XXX fuzz decoded new-format blobs too */

}
Exemplo n.º 6
0
void
sshkey_tests(void)
{
	struct sshkey *k1, *k2, *k3, *k4, *kr, *kd, *kf;
#ifdef OPENSSL_HAS_ECC
	struct sshkey *ke;
#endif
	struct sshbuf *b;

	TEST_START("new invalid");
	k1 = sshkey_new(-42);
	ASSERT_PTR_EQ(k1, NULL);
	TEST_DONE();

	TEST_START("new/free KEY_UNSPEC");
	k1 = sshkey_new(KEY_UNSPEC);
	ASSERT_PTR_NE(k1, NULL);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("new/free KEY_RSA1");
	k1 = sshkey_new(KEY_RSA1);
	ASSERT_PTR_NE(k1, NULL);
	ASSERT_PTR_NE(k1->rsa, NULL);
	ASSERT_PTR_NE(k1->rsa->n, NULL);
	ASSERT_PTR_NE(k1->rsa->e, NULL);
	ASSERT_PTR_EQ(k1->rsa->p, NULL);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("new/free KEY_RSA");
	k1 = sshkey_new(KEY_RSA);
	ASSERT_PTR_NE(k1, NULL);
	ASSERT_PTR_NE(k1->rsa, NULL);
	ASSERT_PTR_NE(k1->rsa->n, NULL);
	ASSERT_PTR_NE(k1->rsa->e, NULL);
	ASSERT_PTR_EQ(k1->rsa->p, NULL);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("new/free KEY_DSA");
	k1 = sshkey_new(KEY_DSA);
	ASSERT_PTR_NE(k1, NULL);
	ASSERT_PTR_NE(k1->dsa, NULL);
	ASSERT_PTR_NE(k1->dsa->g, NULL);
	ASSERT_PTR_EQ(k1->dsa->priv_key, NULL);
	sshkey_free(k1);
	TEST_DONE();

#ifdef OPENSSL_HAS_ECC
	TEST_START("new/free KEY_ECDSA");
	k1 = sshkey_new(KEY_ECDSA);
	ASSERT_PTR_NE(k1, NULL);
	ASSERT_PTR_EQ(k1->ecdsa, NULL);  /* Can't allocate without NID */
	sshkey_free(k1);
	TEST_DONE();
#endif

	TEST_START("new/free KEY_ED25519");
	k1 = sshkey_new(KEY_ED25519);
	ASSERT_PTR_NE(k1, NULL);
	/* These should be blank until key loaded or generated */
	ASSERT_PTR_EQ(k1->ed25519_sk, NULL);
	ASSERT_PTR_EQ(k1->ed25519_pk, NULL);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("new_private KEY_RSA");
	k1 = sshkey_new_private(KEY_RSA);
	ASSERT_PTR_NE(k1, NULL);
	ASSERT_PTR_NE(k1->rsa, NULL);
	ASSERT_PTR_NE(k1->rsa->n, NULL);
	ASSERT_PTR_NE(k1->rsa->e, NULL);
	ASSERT_PTR_NE(k1->rsa->p, NULL);
	ASSERT_INT_EQ(sshkey_add_private(k1), 0);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("new_private KEY_DSA");
	k1 = sshkey_new_private(KEY_DSA);
	ASSERT_PTR_NE(k1, NULL);
	ASSERT_PTR_NE(k1->dsa, NULL);
	ASSERT_PTR_NE(k1->dsa->g, NULL);
	ASSERT_PTR_NE(k1->dsa->priv_key, NULL);
	ASSERT_INT_EQ(sshkey_add_private(k1), 0);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("generate KEY_RSA too small modulus");
	ASSERT_INT_EQ(sshkey_generate(KEY_RSA, 128, &k1),
	    SSH_ERR_INVALID_ARGUMENT);
	ASSERT_PTR_EQ(k1, NULL);
	TEST_DONE();

	TEST_START("generate KEY_RSA too large modulus");
	ASSERT_INT_EQ(sshkey_generate(KEY_RSA, 1 << 20, &k1),
	    SSH_ERR_INVALID_ARGUMENT);
	ASSERT_PTR_EQ(k1, NULL);
	TEST_DONE();

	TEST_START("generate KEY_DSA wrong bits");
	ASSERT_INT_EQ(sshkey_generate(KEY_DSA, 2048, &k1),
	    SSH_ERR_INVALID_ARGUMENT);
	ASSERT_PTR_EQ(k1, NULL);
	sshkey_free(k1);
	TEST_DONE();

#ifdef OPENSSL_HAS_ECC
	TEST_START("generate KEY_ECDSA wrong bits");
	ASSERT_INT_EQ(sshkey_generate(KEY_ECDSA, 42, &k1),
	    SSH_ERR_INVALID_ARGUMENT);
	ASSERT_PTR_EQ(k1, NULL);
	sshkey_free(k1);
	TEST_DONE();
#endif

	TEST_START("generate KEY_RSA");
	ASSERT_INT_EQ(sshkey_generate(KEY_RSA, 767, &kr),
	    SSH_ERR_INVALID_ARGUMENT);
	ASSERT_INT_EQ(sshkey_generate(KEY_RSA, 1024, &kr), 0);
	ASSERT_PTR_NE(kr, NULL);
	ASSERT_PTR_NE(kr->rsa, NULL);
	ASSERT_PTR_NE(kr->rsa->n, NULL);
	ASSERT_PTR_NE(kr->rsa->e, NULL);
	ASSERT_PTR_NE(kr->rsa->p, NULL);
	ASSERT_INT_EQ(BN_num_bits(kr->rsa->n), 1024);
	TEST_DONE();

	TEST_START("generate KEY_DSA");
	ASSERT_INT_EQ(sshkey_generate(KEY_DSA, 1024, &kd), 0);
	ASSERT_PTR_NE(kd, NULL);
	ASSERT_PTR_NE(kd->dsa, NULL);
	ASSERT_PTR_NE(kd->dsa->g, NULL);
	ASSERT_PTR_NE(kd->dsa->priv_key, NULL);
	TEST_DONE();

#ifdef OPENSSL_HAS_ECC
	TEST_START("generate KEY_ECDSA");
	ASSERT_INT_EQ(sshkey_generate(KEY_ECDSA, 256, &ke), 0);
	ASSERT_PTR_NE(ke, NULL);
	ASSERT_PTR_NE(ke->ecdsa, NULL);
	ASSERT_PTR_NE(EC_KEY_get0_public_key(ke->ecdsa), NULL);
	ASSERT_PTR_NE(EC_KEY_get0_private_key(ke->ecdsa), NULL);
	TEST_DONE();
#endif

	TEST_START("generate KEY_ED25519");
	ASSERT_INT_EQ(sshkey_generate(KEY_ED25519, 256, &kf), 0);
	ASSERT_PTR_NE(kf, NULL);
	ASSERT_INT_EQ(kf->type, KEY_ED25519);
	ASSERT_PTR_NE(kf->ed25519_pk, NULL);
	ASSERT_PTR_NE(kf->ed25519_sk, NULL);
	TEST_DONE();

	TEST_START("demote KEY_RSA");
	ASSERT_INT_EQ(sshkey_demote(kr, &k1), 0);
	ASSERT_PTR_NE(k1, NULL);
	ASSERT_PTR_NE(kr, k1);
	ASSERT_INT_EQ(k1->type, KEY_RSA);
	ASSERT_PTR_NE(k1->rsa, NULL);
	ASSERT_PTR_NE(k1->rsa->n, NULL);
	ASSERT_PTR_NE(k1->rsa->e, NULL);
	ASSERT_PTR_EQ(k1->rsa->p, NULL);
	TEST_DONE();

	TEST_START("equal KEY_RSA/demoted KEY_RSA");
	ASSERT_INT_EQ(sshkey_equal(kr, k1), 1);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("demote KEY_DSA");
	ASSERT_INT_EQ(sshkey_demote(kd, &k1), 0);
	ASSERT_PTR_NE(k1, NULL);
	ASSERT_PTR_NE(kd, k1);
	ASSERT_INT_EQ(k1->type, KEY_DSA);
	ASSERT_PTR_NE(k1->dsa, NULL);
	ASSERT_PTR_NE(k1->dsa->g, NULL);
	ASSERT_PTR_EQ(k1->dsa->priv_key, NULL);
	TEST_DONE();

	TEST_START("equal KEY_DSA/demoted KEY_DSA");
	ASSERT_INT_EQ(sshkey_equal(kd, k1), 1);
	sshkey_free(k1);
	TEST_DONE();

#ifdef OPENSSL_HAS_ECC
	TEST_START("demote KEY_ECDSA");
	ASSERT_INT_EQ(sshkey_demote(ke, &k1), 0);
	ASSERT_PTR_NE(k1, NULL);
	ASSERT_PTR_NE(ke, k1);
	ASSERT_INT_EQ(k1->type, KEY_ECDSA);
	ASSERT_PTR_NE(k1->ecdsa, NULL);
	ASSERT_INT_EQ(k1->ecdsa_nid, ke->ecdsa_nid);
	ASSERT_PTR_NE(EC_KEY_get0_public_key(ke->ecdsa), NULL);
	ASSERT_PTR_EQ(EC_KEY_get0_private_key(k1->ecdsa), NULL);
	TEST_DONE();

	TEST_START("equal KEY_ECDSA/demoted KEY_ECDSA");
	ASSERT_INT_EQ(sshkey_equal(ke, k1), 1);
	sshkey_free(k1);
	TEST_DONE();
#endif

	TEST_START("demote KEY_ED25519");
	ASSERT_INT_EQ(sshkey_demote(kf, &k1), 0);
	ASSERT_PTR_NE(k1, NULL);
	ASSERT_PTR_NE(kf, k1);
	ASSERT_INT_EQ(k1->type, KEY_ED25519);
	ASSERT_PTR_NE(k1->ed25519_pk, NULL);
	ASSERT_PTR_EQ(k1->ed25519_sk, NULL);
	TEST_DONE();

	TEST_START("equal KEY_ED25519/demoted KEY_ED25519");
	ASSERT_INT_EQ(sshkey_equal(kf, k1), 1);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("equal mismatched key types");
	ASSERT_INT_EQ(sshkey_equal(kd, kr), 0);
#ifdef OPENSSL_HAS_ECC
	ASSERT_INT_EQ(sshkey_equal(kd, ke), 0);
	ASSERT_INT_EQ(sshkey_equal(kr, ke), 0);
	ASSERT_INT_EQ(sshkey_equal(ke, kf), 0);
#endif
	ASSERT_INT_EQ(sshkey_equal(kd, kf), 0);
	TEST_DONE();

	TEST_START("equal different keys");
	ASSERT_INT_EQ(sshkey_generate(KEY_RSA, 1024, &k1), 0);
	ASSERT_INT_EQ(sshkey_equal(kr, k1), 0);
	sshkey_free(k1);
	ASSERT_INT_EQ(sshkey_generate(KEY_DSA, 1024, &k1), 0);
	ASSERT_INT_EQ(sshkey_equal(kd, k1), 0);
	sshkey_free(k1);
#ifdef OPENSSL_HAS_ECC
	ASSERT_INT_EQ(sshkey_generate(KEY_ECDSA, 256, &k1), 0);
	ASSERT_INT_EQ(sshkey_equal(ke, k1), 0);
	sshkey_free(k1);
#endif
	ASSERT_INT_EQ(sshkey_generate(KEY_ED25519, 256, &k1), 0);
	ASSERT_INT_EQ(sshkey_equal(kf, k1), 0);
	sshkey_free(k1);
	TEST_DONE();

	sshkey_free(kr);
	sshkey_free(kd);
#ifdef OPENSSL_HAS_ECC
	sshkey_free(ke);
#endif
	sshkey_free(kf);

	TEST_START("certify key");
	ASSERT_INT_EQ(sshkey_load_public(test_data_file("ed25519_1.pub"),
	    &k1, NULL), 0);
	k2 = get_private("ed25519_2");
	ASSERT_INT_EQ(sshkey_to_certified(k1), 0);
	ASSERT_PTR_NE(k1->cert, NULL);
	k1->cert->type = SSH2_CERT_TYPE_USER;
	k1->cert->serial = 1234;
	k1->cert->key_id = strdup("estragon");
	ASSERT_PTR_NE(k1->cert->key_id, NULL);
	k1->cert->principals = calloc(4, sizeof(*k1->cert->principals));
	ASSERT_PTR_NE(k1->cert->principals, NULL);
	k1->cert->principals[0] = strdup("estragon");
	k1->cert->principals[1] = strdup("vladimir");
	k1->cert->principals[2] = strdup("pozzo");
	k1->cert->principals[3] = strdup("lucky");
	ASSERT_PTR_NE(k1->cert->principals[0], NULL);
	ASSERT_PTR_NE(k1->cert->principals[1], NULL);
	ASSERT_PTR_NE(k1->cert->principals[2], NULL);
	ASSERT_PTR_NE(k1->cert->principals[3], NULL);
	k1->cert->valid_after = 0;
	k1->cert->valid_before = (u_int64_t)-1;
	k1->cert->critical = sshbuf_new();
	ASSERT_PTR_NE(k1->cert->critical, NULL);
	k1->cert->extensions = sshbuf_new();
	ASSERT_PTR_NE(k1->cert->extensions, NULL);
	put_opt(k1->cert->critical, "force-command", "/usr/bin/true");
	put_opt(k1->cert->critical, "source-address", "127.0.0.1");
	put_opt(k1->cert->extensions, "permit-X11-forwarding", NULL);
	put_opt(k1->cert->extensions, "permit-agent-forwarding", NULL);
	ASSERT_INT_EQ(sshkey_from_private(k2, &k1->cert->signature_key), 0);
	ASSERT_INT_EQ(sshkey_certify(k1, k2), 0);
	b = sshbuf_new();
	ASSERT_PTR_NE(b, NULL);
	ASSERT_INT_EQ(sshkey_putb(k1, b), 0);
	ASSERT_INT_EQ(sshkey_from_blob(sshbuf_ptr(b), sshbuf_len(b), &k3), 0);

	sshkey_free(k1);
	sshkey_free(k2);
	sshkey_free(k3);
	sshbuf_reset(b);
	TEST_DONE();

	TEST_START("sign and verify RSA");
	k1 = get_private("rsa_1");
	ASSERT_INT_EQ(sshkey_load_public(test_data_file("rsa_2.pub"), &k2,
	    NULL), 0);
	signature_tests(k1, k2);
	sshkey_free(k1);
	sshkey_free(k2);
	TEST_DONE();

	TEST_START("sign and verify DSA");
	k1 = get_private("dsa_1");
	ASSERT_INT_EQ(sshkey_load_public(test_data_file("dsa_2.pub"), &k2,
	    NULL), 0);
	signature_tests(k1, k2);
	sshkey_free(k1);
	sshkey_free(k2);
	TEST_DONE();

#ifdef OPENSSL_HAS_ECC
#ifndef WIN32_FIXME
	TEST_START("sign and verify ECDSA");
	k1 = get_private("ecdsa_1");
	ASSERT_INT_EQ(sshkey_load_public(test_data_file("ecdsa_2.pub"), &k2,
	    NULL), 0);
	signature_tests(k1, k2);
	sshkey_free(k1);
	sshkey_free(k2);
	TEST_DONE();
#endif
#endif

	TEST_START("sign and verify ED25519");
	k1 = get_private("ed25519_1");
	ASSERT_INT_EQ(sshkey_load_public(test_data_file("ed25519_2.pub"), &k2,
	    NULL), 0);
	signature_tests(k1, k2);
	sshkey_free(k1);
	sshkey_free(k2);
	TEST_DONE();

	TEST_START("nested certificate");
	ASSERT_INT_EQ(sshkey_load_cert(test_data_file("rsa_1"), &k1), 0);
	ASSERT_INT_EQ(sshkey_load_public(test_data_file("rsa_1.pub"), &k2,
	    NULL), 0);
	k3 = get_private("rsa_1");
	build_cert(b, k2, "*****@*****.**", k3, k1);
	ASSERT_INT_EQ(sshkey_from_blob(sshbuf_ptr(b), sshbuf_len(b), &k4),
	    SSH_ERR_KEY_CERT_INVALID_SIGN_KEY);
	ASSERT_PTR_EQ(k4, NULL);
	sshkey_free(k1);
	sshkey_free(k2);
	sshkey_free(k3);
	sshbuf_free(b);
	TEST_DONE();

}
Exemplo n.º 7
0
void
sshkey_fuzz_tests(void)
{
	struct sshkey *k1;
	struct sshbuf *buf, *fuzzed;
	struct fuzz *fuzz;
	int r, i;


	TEST_START("fuzz RSA private");
	buf = load_file("rsa_1");
	fuzz = fuzz_begin(FUZZ_BASE64, sshbuf_mutable_ptr(buf),
	    sshbuf_len(buf));
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", &k1, NULL), 0);
	sshkey_free(k1);
	sshbuf_free(buf);
	ASSERT_PTR_NE(fuzzed = sshbuf_new(), NULL);
	TEST_ONERROR(onerror, fuzz);
	for(i = 0; !fuzz_done(fuzz); i++, fuzz_next(fuzz)) {
		r = sshbuf_put(fuzzed, fuzz_ptr(fuzz), fuzz_len(fuzz));
		ASSERT_INT_EQ(r, 0);
		if (sshkey_parse_private_fileblob(fuzzed, "", &k1, NULL) == 0)
			sshkey_free(k1);
		sshbuf_reset(fuzzed);
		if (test_is_fast() && i >= NUM_FAST_BASE64_TESTS)
			break;
	}
	sshbuf_free(fuzzed);
	fuzz_cleanup(fuzz);
	TEST_DONE();

	TEST_START("fuzz RSA new-format private");
	buf = load_file("rsa_n");
	fuzz = fuzz_begin(FUZZ_BASE64, sshbuf_mutable_ptr(buf),
	    sshbuf_len(buf));
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", &k1, NULL), 0);
	sshkey_free(k1);
	sshbuf_free(buf);
	ASSERT_PTR_NE(fuzzed = sshbuf_new(), NULL);
	TEST_ONERROR(onerror, fuzz);
	for(i = 0; !fuzz_done(fuzz); i++, fuzz_next(fuzz)) {
		r = sshbuf_put(fuzzed, fuzz_ptr(fuzz), fuzz_len(fuzz));
		ASSERT_INT_EQ(r, 0);
		if (sshkey_parse_private_fileblob(fuzzed, "", &k1, NULL) == 0)
			sshkey_free(k1);
		sshbuf_reset(fuzzed);
		if (test_is_fast() && i >= NUM_FAST_BASE64_TESTS)
			break;
	}
	sshbuf_free(fuzzed);
	fuzz_cleanup(fuzz);
	TEST_DONE();

	TEST_START("fuzz DSA private");
	buf = load_file("dsa_1");
	fuzz = fuzz_begin(FUZZ_BASE64, sshbuf_mutable_ptr(buf),
	    sshbuf_len(buf));
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", &k1, NULL), 0);
	sshkey_free(k1);
	sshbuf_free(buf);
	ASSERT_PTR_NE(fuzzed = sshbuf_new(), NULL);
	TEST_ONERROR(onerror, fuzz);
	for(i = 0; !fuzz_done(fuzz); i++, fuzz_next(fuzz)) {
		r = sshbuf_put(fuzzed, fuzz_ptr(fuzz), fuzz_len(fuzz));
		ASSERT_INT_EQ(r, 0);
		if (sshkey_parse_private_fileblob(fuzzed, "", &k1, NULL) == 0)
			sshkey_free(k1);
		sshbuf_reset(fuzzed);
		if (test_is_fast() && i >= NUM_FAST_BASE64_TESTS)
			break;
	}
	sshbuf_free(fuzzed);
	fuzz_cleanup(fuzz);
	TEST_DONE();

	TEST_START("fuzz DSA new-format private");
	buf = load_file("dsa_n");
	fuzz = fuzz_begin(FUZZ_BASE64, sshbuf_mutable_ptr(buf),
	    sshbuf_len(buf));
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", &k1, NULL), 0);
	sshkey_free(k1);
	sshbuf_free(buf);
	ASSERT_PTR_NE(fuzzed = sshbuf_new(), NULL);
	TEST_ONERROR(onerror, fuzz);
	for(i = 0; !fuzz_done(fuzz); i++, fuzz_next(fuzz)) {
		r = sshbuf_put(fuzzed, fuzz_ptr(fuzz), fuzz_len(fuzz));
		ASSERT_INT_EQ(r, 0);
		if (sshkey_parse_private_fileblob(fuzzed, "", &k1, NULL) == 0)
			sshkey_free(k1);
		sshbuf_reset(fuzzed);
		if (test_is_fast() && i >= NUM_FAST_BASE64_TESTS)
			break;
	}
	sshbuf_free(fuzzed);
	fuzz_cleanup(fuzz);
	TEST_DONE();

#ifdef OPENSSL_HAS_ECC
	TEST_START("fuzz ECDSA private");
	buf = load_file("ecdsa_1");
	fuzz = fuzz_begin(FUZZ_BASE64, sshbuf_mutable_ptr(buf),
	    sshbuf_len(buf));
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", &k1, NULL), 0);
	sshkey_free(k1);
	sshbuf_free(buf);
	ASSERT_PTR_NE(fuzzed = sshbuf_new(), NULL);
	TEST_ONERROR(onerror, fuzz);
	for(i = 0; !fuzz_done(fuzz); i++, fuzz_next(fuzz)) {
		r = sshbuf_put(fuzzed, fuzz_ptr(fuzz), fuzz_len(fuzz));
		ASSERT_INT_EQ(r, 0);
		if (sshkey_parse_private_fileblob(fuzzed, "", &k1, NULL) == 0)
			sshkey_free(k1);
		sshbuf_reset(fuzzed);
		if (test_is_fast() && i >= NUM_FAST_BASE64_TESTS)
			break;
	}
	sshbuf_free(fuzzed);
	fuzz_cleanup(fuzz);
	TEST_DONE();

	TEST_START("fuzz ECDSA new-format private");
	buf = load_file("ecdsa_n");
	fuzz = fuzz_begin(FUZZ_BASE64, sshbuf_mutable_ptr(buf),
	    sshbuf_len(buf));
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", &k1, NULL), 0);
	sshkey_free(k1);
	sshbuf_free(buf);
	ASSERT_PTR_NE(fuzzed = sshbuf_new(), NULL);
	TEST_ONERROR(onerror, fuzz);
	for(i = 0; !fuzz_done(fuzz); i++, fuzz_next(fuzz)) {
		r = sshbuf_put(fuzzed, fuzz_ptr(fuzz), fuzz_len(fuzz));
		ASSERT_INT_EQ(r, 0);
		if (sshkey_parse_private_fileblob(fuzzed, "", &k1, NULL) == 0)
			sshkey_free(k1);
		sshbuf_reset(fuzzed);
		if (test_is_fast() && i >= NUM_FAST_BASE64_TESTS)
			break;
	}
	sshbuf_free(fuzzed);
	fuzz_cleanup(fuzz);
	TEST_DONE();
#endif

	TEST_START("fuzz Ed25519 private");
	buf = load_file("ed25519_1");
	fuzz = fuzz_begin(FUZZ_BASE64, sshbuf_mutable_ptr(buf),
	    sshbuf_len(buf));
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", &k1, NULL), 0);
	sshkey_free(k1);
	sshbuf_free(buf);
	ASSERT_PTR_NE(fuzzed = sshbuf_new(), NULL);
	TEST_ONERROR(onerror, fuzz);
	for(i = 0; !fuzz_done(fuzz); i++, fuzz_next(fuzz)) {
		r = sshbuf_put(fuzzed, fuzz_ptr(fuzz), fuzz_len(fuzz));
		ASSERT_INT_EQ(r, 0);
		if (sshkey_parse_private_fileblob(fuzzed, "", &k1, NULL) == 0)
			sshkey_free(k1);
		sshbuf_reset(fuzzed);
		if (test_is_fast() && i >= NUM_FAST_BASE64_TESTS)
			break;
	}
	sshbuf_free(fuzzed);
	fuzz_cleanup(fuzz);
	TEST_DONE();

	TEST_START("fuzz RSA public");
	buf = load_file("rsa_1");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", &k1, NULL), 0);
	sshbuf_free(buf);
	public_fuzz(k1);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("fuzz RSA cert");
	ASSERT_INT_EQ(sshkey_load_cert(test_data_file("rsa_1"), &k1), 0);
	public_fuzz(k1);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("fuzz DSA public");
	buf = load_file("dsa_1");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", &k1, NULL), 0);
	sshbuf_free(buf);
	public_fuzz(k1);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("fuzz DSA cert");
	ASSERT_INT_EQ(sshkey_load_cert(test_data_file("dsa_1"), &k1), 0);
	public_fuzz(k1);
	sshkey_free(k1);
	TEST_DONE();

#ifdef OPENSSL_HAS_ECC
	TEST_START("fuzz ECDSA public");
	buf = load_file("ecdsa_1");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", &k1, NULL), 0);
	sshbuf_free(buf);
	public_fuzz(k1);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("fuzz ECDSA cert");
	ASSERT_INT_EQ(sshkey_load_cert(test_data_file("ecdsa_1"), &k1), 0);
	public_fuzz(k1);
	sshkey_free(k1);
	TEST_DONE();
#endif

	TEST_START("fuzz Ed25519 public");
	buf = load_file("ed25519_1");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", &k1, NULL), 0);
	sshbuf_free(buf);
	public_fuzz(k1);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("fuzz Ed25519 cert");
	ASSERT_INT_EQ(sshkey_load_cert(test_data_file("ed25519_1"), &k1), 0);
	public_fuzz(k1);
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("fuzz RSA sig");
	buf = load_file("rsa_1");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", &k1, NULL), 0);
	sshbuf_free(buf);
	sig_fuzz(k1, "ssh-rsa");
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("fuzz RSA SHA256 sig");
	buf = load_file("rsa_1");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", &k1, NULL), 0);
	sshbuf_free(buf);
	sig_fuzz(k1, "rsa-sha2-256");
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("fuzz RSA SHA512 sig");
	buf = load_file("rsa_1");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", &k1, NULL), 0);
	sshbuf_free(buf);
	sig_fuzz(k1, "rsa-sha2-512");
	sshkey_free(k1);
	TEST_DONE();

	TEST_START("fuzz DSA sig");
	buf = load_file("dsa_1");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", &k1, NULL), 0);
	sshbuf_free(buf);
	sig_fuzz(k1, NULL);
	sshkey_free(k1);
	TEST_DONE();

#ifdef OPENSSL_HAS_ECC
	TEST_START("fuzz ECDSA sig");
	buf = load_file("ecdsa_1");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", &k1, NULL), 0);
	sshbuf_free(buf);
	sig_fuzz(k1, NULL);
	sshkey_free(k1);
	TEST_DONE();
#endif

	TEST_START("fuzz Ed25519 sig");
	buf = load_file("ed25519_1");
	ASSERT_INT_EQ(sshkey_parse_private_fileblob(buf, "", &k1, NULL), 0);
	sshbuf_free(buf);
	sig_fuzz(k1, NULL);
	sshkey_free(k1);
	TEST_DONE();

/* XXX fuzz decoded new-format blobs too */

}