Adding upstream version 3.7.9.upstream/3.7.9upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 194 insertions, 0 deletions

diff --git a/tests/eagain.c b/tests/eagain.c
new file mode 100644
index 0000000..cc7b35a
--- /dev/null
+++ b/tests/eagain.c
@@ -0,0 +1,194 @@
+/*
+ * Copyright (C) 2008-2012 Free Software Foundation, Inc.
+ * Copyright (C) 2018 Red Hat, Inc.
+ *
+ * Author: Simon Josefsson, Nikos Mavrogiannopoulos
+ *
+ * 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 <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+#include <gnutls/gnutls.h>
+#include <gnutls/crypto.h>
+
+#define RANDOMIZE
+#include "cert-common.h"
+#include "cmocka-common.h"
+
+/* This tests operation under non-blocking mode in TLS1.2/TLS1.3
+ * as well as operation under TLS1.2 re-handshake.
+ */
+static void tls_log_func(int level, const char *str)
+{
+	fprintf(stderr, "<%d>| %s", level, str);
+}
+
+#define MAX_BUF 1024
+#define MSG "Hello TLS, and hi and how are you and more data here... and more... and even more and even more more data..."
+
+static void async_handshake(void **glob_state, const char *prio, unsigned rehsk)
+{
+	/* Server stuff. */
+	gnutls_certificate_credentials_t serverx509cred;
+	gnutls_session_t server;
+	int sret, cret;
+	/* Client stuff. */
+	gnutls_certificate_credentials_t clientx509cred;
+	gnutls_session_t client;
+	/* Need to enable anonymous KX specifically. */
+	char buffer[MAX_BUF + 1];
+	int ret, transferred = 0, msglen;
+
+	/* General init. */
+	reset_buffers();
+	gnutls_global_init();
+	gnutls_global_set_log_function(tls_log_func);
+
+	/* Init server */
+	assert_return_code(gnutls_certificate_allocate_credentials(&serverx509cred), 0);
+	assert_return_code(gnutls_certificate_set_x509_key_mem(serverx509cred,
+					    &server_cert, &server_key,
+					    GNUTLS_X509_FMT_PEM), 0);
+	ret = gnutls_init(&server, GNUTLS_SERVER);
+	assert_return_code(ret, 0);
+
+	ret =
+	    gnutls_priority_set_direct(server,
+					prio,
+					NULL);
+	assert_return_code(ret, 0);
+
+	ret = gnutls_credentials_set(server, GNUTLS_CRD_CERTIFICATE, serverx509cred);
+	assert_return_code(ret, 0);
+
+	gnutls_transport_set_push_function(server, server_push);
+	gnutls_transport_set_pull_function(server, server_pull);
+	gnutls_transport_set_ptr(server, server);
+
+	/* Init client */
+
+	ret = gnutls_certificate_allocate_credentials(&clientx509cred);
+	assert_return_code(ret, 0);
+
+	ret = gnutls_init(&client, GNUTLS_CLIENT);
+	ret =
+	    gnutls_priority_set_direct(client,
+					prio,
+					NULL);
+	assert_return_code(ret, 0);
+
+	ret = gnutls_credentials_set(client, GNUTLS_CRD_CERTIFICATE, clientx509cred);
+	assert_return_code(ret, 0);
+
+	gnutls_transport_set_push_function(client, client_push);
+	gnutls_transport_set_pull_function(client, client_pull);
+	gnutls_transport_set_ptr(client, client);
+
+	HANDSHAKE(client, server);
+
+	if (rehsk == 1 || rehsk == 3) {
+		ssize_t n;
+		char b[1];
+
+		do {
+			sret = gnutls_rehandshake(server);
+		} while (sret == GNUTLS_E_AGAIN);
+
+		do {
+			n = gnutls_record_recv(client, b, 1);
+		} while(n == GNUTLS_E_AGAIN);
+
+		assert_int_equal(n, GNUTLS_E_REHANDSHAKE);
+
+		if (rehsk == 3) {
+			/* client sends app data and the server ignores them */
+			do {
+				cret = gnutls_record_send(client, "x", 1);
+			} while (cret == GNUTLS_E_AGAIN);
+
+			do {
+				sret = gnutls_handshake(server);
+			} while (sret == GNUTLS_E_AGAIN);
+			assert_int_equal(sret, GNUTLS_E_GOT_APPLICATION_DATA);
+
+			do {
+				n = gnutls_record_recv(server, buffer, sizeof(buffer));
+			} while(n == GNUTLS_E_AGAIN);
+		}
+
+		HANDSHAKE(client, server);
+	} else if (rehsk == 2) {
+		HANDSHAKE(client, server);
+	}
+
+	msglen = strlen(MSG);
+	TRANSFER(client, server, MSG, msglen, buffer, MAX_BUF);
+
+	gnutls_bye(client, GNUTLS_SHUT_WR);
+	gnutls_bye(server, GNUTLS_SHUT_WR);
+
+	gnutls_deinit(client);
+	gnutls_deinit(server);
+
+	gnutls_certificate_free_credentials(serverx509cred);
+	gnutls_certificate_free_credentials(clientx509cred);
+
+	gnutls_global_deinit();
+}
+
+static void tls12_async_handshake(void **glob_state)
+{
+	async_handshake(glob_state, "NORMAL:-VERS-ALL:+VERS-TLS1.2", 0);
+}
+
+static void tls12_async_rehandshake_client(void **glob_state)
+{
+	async_handshake(glob_state, "NORMAL:-VERS-ALL:+VERS-TLS1.2", 1);
+}
+
+static void tls12_async_rehandshake_server(void **glob_state)
+{
+	async_handshake(glob_state, "NORMAL:-VERS-ALL:+VERS-TLS1.2", 2);
+}
+
+static void tls12_async_rehandshake_server_appdata(void **glob_state)
+{
+	async_handshake(glob_state, "NORMAL:-VERS-ALL:+VERS-TLS1.2", 3);
+}
+
+static void tls13_async_handshake(void **glob_state)
+{
+	async_handshake(glob_state, "NORMAL:-VERS-ALL:+VERS-TLS1.3", 0);
+}
+
+int main(void)
+{
+	const struct CMUnitTest tests[] = {
+		cmocka_unit_test(tls12_async_handshake),
+		cmocka_unit_test(tls12_async_rehandshake_client),
+		cmocka_unit_test(tls12_async_rehandshake_server),
+		cmocka_unit_test(tls12_async_rehandshake_server_appdata),
+		cmocka_unit_test(tls13_async_handshake),
+	};
+	return cmocka_run_group_tests(tests, NULL, NULL);
+}