1 files changed, 131 insertions, 0 deletions
diff --git a/tests/aead-cipher-vec.c b/tests/aead-cipher-vec.c
new file mode 100644
index 0000000..d1df39e
--- /dev/null
+++ b/tests/aead-cipher-vec.c
@@ -0,0 +1,131 @@
+/*
+ * Copyright (C) 2019 Red Hat, Inc.
+ *
+ * Author: Daiki Ueno
+ *
+ * This file is part of GnuTLS.
+ *
+ * GnuTLS is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GnuTLS is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <gnutls/crypto.h>
+
+#include <assert.h>
+#include <stdint.h>
+#include <string.h>
+#include "utils.h"
+
+static void tls_log_func(int level, const char *str)
+{
+	fprintf(stderr, "<%d>| %s", level, str);
+}
+
+/* Test whether gnutls_aead_cipher_{en,de}crypt_vec works */
+static void start(const char *name, int algo)
+{
+	int ret;
+	gnutls_aead_cipher_hd_t ch;
+	uint8_t key16[64];
+	uint8_t iv16[32];
+	uint8_t auth[128];
+	uint8_t data[64+56+36];
+	gnutls_datum_t key, iv;
+	giovec_t iov[3];
+	giovec_t auth_iov[2];
+	uint8_t tag[64];
+	size_t tag_size = 0;
+	size_t i;
+
+	key.data = key16;
+	key.size = gnutls_cipher_get_key_size(algo);
+	assert(key.size <= sizeof(key16));
+
+	iv.data = iv16;
+	iv.size = gnutls_cipher_get_iv_size(algo);
+	assert(iv.size <= sizeof(iv16));
+
+	memset(iv.data, 0xff, iv.size);
+	memset(key.data, 0xfe, key.size);
+	memset(data, 0xfa, sizeof(data));
+	memset(auth, 0xaa, sizeof(auth));
+
+	iov[0].iov_base = data;
+	iov[0].iov_len = 64;
+	iov[1].iov_base = data + 64;
+	iov[1].iov_len = 56;
+	iov[2].iov_base = data + 64 + 56;
+	iov[2].iov_len = 36;
+
+	auth_iov[0].iov_base = auth;
+	auth_iov[0].iov_len = 64;
+	auth_iov[1].iov_base = auth + 64;
+	auth_iov[1].iov_len = 64;
+
+	success("trying %s\n", name);
+
+	ret =
+	    gnutls_aead_cipher_init(&ch, algo, &key);
+	if (ret < 0)
+		fail("gnutls_cipher_init: %s\n", gnutls_strerror(ret));
+
+	for (i = 0; i < 2; i++) {
+		ret = gnutls_aead_cipher_encryptv2(ch,
+						   iv.data, iv.size,
+						   auth_iov, 2,
+						   iov, i + 1,
+						   tag, &tag_size);
+		if (ret < 0)
+			fail("could not encrypt data: %s\n", gnutls_strerror(ret));
+
+		ret = gnutls_aead_cipher_decryptv2(ch,
+						   iv.data, iv.size,
+						   auth_iov, 2,
+						   iov, i + 1,
+						   tag, tag_size);
+		if (ret < 0)
+			fail("could not decrypt data: %s\n", gnutls_strerror(ret));
+	}
+
+	gnutls_aead_cipher_deinit(ch);
+}
+
+void
+doit(void)
+{
+	int ret;
+
+	gnutls_global_set_log_function(tls_log_func);
+	if (debug)
+		gnutls_global_set_log_level(4711);
+
+	ret = global_init();
+	if (ret < 0) {
+		fail("Cannot initialize library\n"); /*errcode 1 */
+	}
+
+	start("aes-128-gcm", GNUTLS_CIPHER_AES_128_GCM);
+	start("aes-192-gcm", GNUTLS_CIPHER_AES_192_GCM);
+	start("aes-256-gcm", GNUTLS_CIPHER_AES_256_GCM);
+	start("aes-128-ccm", GNUTLS_CIPHER_AES_128_CCM);
+	if (!gnutls_fips140_mode_enabled()) {
+		start("aes-128-siv", GNUTLS_CIPHER_AES_128_SIV);
+		start("chacha20-poly1305", GNUTLS_CIPHER_CHACHA20_POLY1305);
+	}
+
+	gnutls_global_deinit();
+}