tests: added check of the return values of resumption data functions during false start

Relates #114

2 files changed, 157 insertions, 1 deletions

diff --git a/tests/Makefile.am b/tests/Makefile.am
index 1831675a10..03dd03dd59 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -108,7 +108,7 @@ ctests = mini-record-2 simple gc set_pkcs12_cred certder certuniqueid	\
 	 tls1.1-cert-key-exchange tls1.0-cert-key-exchange ssl3.0-cert-key-exchange \
 	 dtls1.2-cert-key-exchange dtls1.0-cert-key-exchange x509-cert-callback-legacy \
 	 keylog-env ssl2-hello tlsfeature-ext dtls-rehandshake-cert-2 \
-	 tlsfeature-crt dtls-rehandshake-cert-3
+	 tlsfeature-crt dtls-rehandshake-cert-3 resume-with-false-start
 
 if HAVE_SECCOMP_TESTS
 ctests += dtls-with-seccomp tls-with-seccomp dtls-client-with-seccomp tls-client-with-seccomp
diff --git a/tests/resume-with-false-start.c b/tests/resume-with-false-start.c
new file mode 100644
index 0000000000..305fbfdd33
--- /dev/null
+++ b/tests/resume-with-false-start.c
@@ -0,0 +1,156 @@
+/*
+ * Copyright (C) 2016 Red Hat, Inc.
+ *
+ * Author: 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 General Public License
+ * along with GnuTLS; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#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 "utils.h"
+#include "eagain-common.h"
+#include "cert-common.h"
+
+const char *side;
+
+static void tls_log_func(int level, const char *str)
+{
+	fprintf(stderr, "%s|<%d>| %s", side, level, str);
+}
+
+static time_t mytime(time_t * t)
+{
+	time_t then = 1461671166;
+
+	if (t)
+		*t = then;
+
+	return then;
+}
+
+void doit(void)
+{
+	int exit_code = EXIT_SUCCESS;
+	int ret;
+	/* Server stuff. */
+	gnutls_certificate_credentials_t serverx509cred;
+	gnutls_session_t server;
+	int sret = GNUTLS_E_AGAIN;
+	/* Client stuff. */
+	gnutls_certificate_credentials_t clientx509cred;
+	gnutls_session_t client;
+	int cret = GNUTLS_E_AGAIN;
+	gnutls_datum_t data;
+	char buf[128];
+
+	/* General init. */
+	global_init();
+	gnutls_global_set_log_function(tls_log_func);
+	if (debug)
+		gnutls_global_set_log_level(6);
+
+	gnutls_global_set_time_function(mytime);
+
+	/* Init server */
+	gnutls_certificate_allocate_credentials(&serverx509cred);
+	gnutls_certificate_set_x509_key_mem(serverx509cred,
+					    &server_cert, &server_key,
+					    GNUTLS_X509_FMT_PEM);
+
+	gnutls_init(&server, GNUTLS_SERVER);
+	gnutls_credentials_set(server, GNUTLS_CRD_CERTIFICATE,
+			       serverx509cred);
+	gnutls_set_default_priority(server);
+	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);
+	if (ret < 0)
+		exit(1);
+
+	ret = gnutls_certificate_set_x509_trust_mem(clientx509cred, &ca_cert, GNUTLS_X509_FMT_PEM);
+	if (ret < 0)
+		exit(1);
+
+	ret = gnutls_init(&client, GNUTLS_CLIENT|GNUTLS_ENABLE_FALSE_START);
+	if (ret < 0)
+		exit(1);
+
+	ret = gnutls_credentials_set(client, GNUTLS_CRD_CERTIFICATE,
+			       clientx509cred);
+	if (ret < 0)
+		exit(1);
+
+	gnutls_set_default_priority(client);
+	gnutls_transport_set_push_function(client, client_push);
+	gnutls_transport_set_pull_function(client, client_pull);
+	gnutls_transport_set_ptr(client, client);
+
+	memset(buf, 0, sizeof(buf));
+	ret = gnutls_session_set_data(client, buf, sizeof(buf));
+	if (ret != GNUTLS_E_DB_ERROR) {
+		fail("unexpected error: %s\n", gnutls_strerror(ret));
+	}
+
+	HANDSHAKE(client, server);
+
+	/* try obtaining the resumption data. This should fail because
+	 * the handshake is not yet complete (due to false start) */
+	ret = gnutls_session_get_data2(client, &data);
+	if (ret != GNUTLS_E_INVALID_REQUEST) {
+		fail("unexpected error: %s\n", gnutls_strerror(ret));
+	}
+
+	ret = gnutls_record_recv(client, buf, sizeof(buf));
+	if (ret < 0 && ret != GNUTLS_E_AGAIN) {
+		fail("unexpected error: %s\n", gnutls_strerror(ret));
+	}
+
+	ret = gnutls_session_get_data2(client, &data);
+	if (ret != 0) {
+		fail("unexpected error: %s\n", gnutls_strerror(ret));
+	}
+	gnutls_free(data.data);
+
+	gnutls_bye(client, GNUTLS_SHUT_RDWR);
+	gnutls_bye(server, GNUTLS_SHUT_RDWR);
+
+	gnutls_deinit(client);
+	gnutls_deinit(server);
+
+	gnutls_certificate_free_credentials(serverx509cred);
+	gnutls_certificate_free_credentials(clientx509cred);
+
+	gnutls_global_deinit();
+
+	if (debug > 0) {
+		if (exit_code == 0)
+			puts("Self-test successful");
+		else
+			puts("Self-test failed");
+	}
+}