1 files changed, 302 insertions, 0 deletions
diff --git a/tests/mini-x509-callbacks.c b/tests/mini-x509-callbacks.c
new file mode 100644
index 0000000..4380e1f
--- /dev/null
+++ b/tests/mini-x509-callbacks.c
@@ -0,0 +1,302 @@
+/*
+ * Copyright (C) 2008-2012 Free Software Foundation, Inc.
+ *
+ * Author: Simon Josefsson
+ *
+ * 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"
+
+/* Tests whether the verify callbacks are operational.
+ * In addition gnutls_handshake_get_last_in() and gnutls_handshake_get_last_out() 
+ * are tested.
+ */
+
+const char *side;
+static int client_ok = 0, server_ok = 0;
+static int pch_ok = 0;
+
+static int client_callback(gnutls_session_t session)
+{
+	client_ok = 1;
+	return 0;
+}
+
+static void verify_alpn(gnutls_session_t session)
+{
+	int ret;
+	gnutls_datum_t selected;
+	char str[64];
+
+	snprintf(str, sizeof(str), "myproto");
+
+	ret = gnutls_alpn_get_selected_protocol(session, &selected);
+	if (ret < 0) {
+		fail("gnutls_alpn_get_selected_protocol: %s\n", gnutls_strerror(ret));
+		exit(1);
+	}
+
+	if (strlen(str) != selected.size || memcmp(str, selected.data, selected.size) != 0) {
+		fail("expected protocol %s, got %.*s\n", str, selected.size, selected.data);
+		exit(1);
+	}
+
+	if (debug)
+		success("ALPN got: %s\n", str);
+}
+
+static int post_client_hello_callback(gnutls_session_t session)
+{
+	/* verify that the post-client-hello callback has access to ALPN data */
+	verify_alpn(session);
+	pch_ok = 1;
+	return 0;
+}
+
+unsigned int msg_order[] = {
+	GNUTLS_HANDSHAKE_CLIENT_HELLO,
+	GNUTLS_HANDSHAKE_SERVER_HELLO,
+	GNUTLS_HANDSHAKE_CERTIFICATE_PKT,
+	GNUTLS_HANDSHAKE_SERVER_KEY_EXCHANGE,
+	GNUTLS_HANDSHAKE_CERTIFICATE_REQUEST,
+	GNUTLS_HANDSHAKE_SERVER_HELLO_DONE,
+	GNUTLS_HANDSHAKE_CERTIFICATE_PKT,
+	GNUTLS_HANDSHAKE_CLIENT_KEY_EXCHANGE,
+	GNUTLS_HANDSHAKE_FINISHED,
+	GNUTLS_HANDSHAKE_FINISHED,
+};
+
+static int handshake_callback(gnutls_session_t session, unsigned int htype,
+			      unsigned post, unsigned int incoming, const gnutls_datum_t *rawmsg)
+{
+	static unsigned idx = 0;
+	unsigned int msg;
+
+	if (msg_order[idx] != htype) {
+		fail("%s: %s, expected %s\n",
+		     incoming != 0 ? "Received" : "Sent",
+		     gnutls_handshake_description_get_name(htype),
+		     gnutls_handshake_description_get_name(msg_order
+							   [idx]));
+		exit(1);
+	}
+	idx++;
+
+	if (incoming != 0) {
+		msg = gnutls_handshake_get_last_in(session);
+		if (msg != htype) {
+			fail("last input message was not recorded (exp: %d, found: %d) \n", msg, htype);
+			exit(1);
+		}
+	} else {
+		msg = gnutls_handshake_get_last_out(session);
+		if (msg != htype) {
+			fail("last output message was not recorded (exp: %d, found: %d) \n", msg, htype);
+			exit(1);
+		}
+	}
+
+	return 0;
+}
+
+static int server_callback(gnutls_session_t session)
+{
+	server_ok = 1;
+
+	if (gnutls_protocol_get_version(session) == GNUTLS_TLS1_2) {
+		if (gnutls_handshake_get_last_in(session) !=
+		    GNUTLS_HANDSHAKE_CERTIFICATE_PKT) {
+			fail("client's last input message was unexpected\n");
+			exit(1);
+		}
+
+		if (gnutls_handshake_get_last_out(session) !=
+		    GNUTLS_HANDSHAKE_SERVER_HELLO_DONE) {
+			fail("client's last output message was unexpected\n");
+			exit(1);
+		}
+	}
+
+	return 0;
+}
+
+static void tls_log_func(int level, const char *str)
+{
+	fprintf(stderr, "%s|<%d>| %s", side, level, str);
+}
+
+static unsigned char server_cert_pem[] =
+    "-----BEGIN CERTIFICATE-----\n"
+    "MIICVjCCAcGgAwIBAgIERiYdMTALBgkqhkiG9w0BAQUwGTEXMBUGA1UEAxMOR251\n"
+    "VExTIHRlc3QgQ0EwHhcNMDcwNDE4MTMyOTIxWhcNMDgwNDE3MTMyOTIxWjA3MRsw\n"
+    "GQYDVQQKExJHbnVUTFMgdGVzdCBzZXJ2ZXIxGDAWBgNVBAMTD3Rlc3QuZ251dGxz\n"
+    "Lm9yZzCBnDALBgkqhkiG9w0BAQEDgYwAMIGIAoGA17pcr6MM8C6pJ1aqU46o63+B\n"
+    "dUxrmL5K6rce+EvDasTaDQC46kwTHzYWk95y78akXrJutsoKiFV1kJbtple8DDt2\n"
+    "DZcevensf9Op7PuFZKBroEjOd35znDET/z3IrqVgbtm2jFqab7a+n2q9p/CgMyf1\n"
+    "tx2S5Zacc1LWn9bIjrECAwEAAaOBkzCBkDAMBgNVHRMBAf8EAjAAMBoGA1UdEQQT\n"
+    "MBGCD3Rlc3QuZ251dGxzLm9yZzATBgNVHSUEDDAKBggrBgEFBQcDATAPBgNVHQ8B\n"
+    "Af8EBQMDB6AAMB0GA1UdDgQWBBTrx0Vu5fglyoyNgw106YbU3VW0dTAfBgNVHSME\n"
+    "GDAWgBTpPBz7rZJu5gakViyi4cBTJ8jylTALBgkqhkiG9w0BAQUDgYEAaFEPTt+7\n"
+    "bzvBuOf7+QmeQcn29kT6Bsyh1RHJXf8KTk5QRfwp6ogbp94JQWcNQ/S7YDFHglD1\n"
+    "AwUNBRXwd3riUsMnsxgeSDxYBfJYbDLeohNBsqaPDJb7XailWbMQKfAbFQ8cnOxg\n"
+    "rOKLUQRWJ0K3HyXRMhbqjdLIaQiCvQLuizo=\n" "-----END CERTIFICATE-----\n";
+
+const gnutls_datum_t server_cert = { server_cert_pem,
+	sizeof(server_cert_pem)
+};
+
+static unsigned char server_key_pem[] =
+    "-----BEGIN RSA PRIVATE KEY-----\n"
+    "MIICXAIBAAKBgQDXulyvowzwLqknVqpTjqjrf4F1TGuYvkrqtx74S8NqxNoNALjq\n"
+    "TBMfNhaT3nLvxqResm62ygqIVXWQlu2mV7wMO3YNlx696ex/06ns+4VkoGugSM53\n"
+    "fnOcMRP/PciupWBu2baMWppvtr6far2n8KAzJ/W3HZLllpxzUtaf1siOsQIDAQAB\n"
+    "AoGAYAFyKkAYC/PYF8e7+X+tsVCHXppp8AoP8TEZuUqOZz/AArVlle/ROrypg5kl\n"
+    "8YunrvUdzH9R/KZ7saNZlAPLjZyFG9beL/am6Ai7q7Ma5HMqjGU8kTEGwD7K+lbG\n"
+    "iomokKMOl+kkbY/2sI5Czmbm+/PqLXOjtVc5RAsdbgvtmvkCQQDdV5QuU8jap8Hs\n"
+    "Eodv/tLJ2z4+SKCV2k/7FXSKWe0vlrq0cl2qZfoTUYRnKRBcWxc9o92DxK44wgPi\n"
+    "oMQS+O7fAkEA+YG+K9e60sj1K4NYbMPAbYILbZxORDecvP8lcphvwkOVUqbmxOGh\n"
+    "XRmTZUuhBrJhJKKf6u7gf3KWlPl6ShKEbwJASC118cF6nurTjuLf7YKARDjNTEws\n"
+    "qZEeQbdWYINAmCMj0RH2P0mvybrsXSOD5UoDAyO7aWuqkHGcCLv6FGG+qwJAOVqq\n"
+    "tXdUucl6GjOKKw5geIvRRrQMhb/m5scb+5iw8A4LEEHPgGiBaF5NtJZLALgWfo5n\n"
+    "hmC8+G8F0F78znQtPwJBANexu+Tg5KfOnzSILJMo3oXiXhf5PqXIDmbN0BKyCKAQ\n"
+    "LfkcEcUbVfmDaHpvzwY9VEaoMOKVLitETXdNSxVpvWM=\n"
+    "-----END RSA PRIVATE KEY-----\n";
+
+const gnutls_datum_t server_key = { server_key_pem,
+	sizeof(server_key_pem)
+};
+
+static void append_alpn(gnutls_session_t session)
+{
+	gnutls_datum_t protocol;
+	int ret;
+	char str[64];
+
+	snprintf(str, sizeof(str), "myproto");
+
+	protocol.data = (void*)str;
+	protocol.size = strlen(str);
+
+	ret = gnutls_alpn_set_protocols(session, &protocol, 1, 0);
+	if (ret < 0) {
+		gnutls_perror(ret);
+		exit(1);
+	}
+}
+
+static
+void start(const char *prio, unsigned check_order)
+{
+	/* 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;
+
+	success("trying %s\n", prio);
+
+	client_ok = 0;
+	server_ok = 0;
+	pch_ok = 0;
+
+	/* General init. */
+	global_init();
+	gnutls_global_set_log_function(tls_log_func);
+	if (debug)
+		gnutls_global_set_log_level(2);
+
+	/* 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_priority_set_direct(server, prio, NULL);
+	gnutls_transport_set_push_function(server, server_push);
+	gnutls_transport_set_pull_function(server, server_pull);
+	gnutls_transport_set_ptr(server, server);
+	gnutls_certificate_set_verify_function(serverx509cred,
+						server_callback);
+	gnutls_certificate_server_set_request(server, GNUTLS_CERT_REQUEST);
+	gnutls_handshake_set_post_client_hello_function(server,
+							post_client_hello_callback);
+	if (check_order)
+		gnutls_handshake_set_hook_function(server, GNUTLS_HANDSHAKE_ANY,
+						   GNUTLS_HOOK_POST,
+						   handshake_callback);
+	append_alpn(server);
+
+	/* Init client */
+	gnutls_certificate_allocate_credentials(&clientx509cred);
+	gnutls_init(&client, GNUTLS_CLIENT);
+	gnutls_credentials_set(client, GNUTLS_CRD_CERTIFICATE,
+				clientx509cred);
+	gnutls_priority_set_direct(client, prio, NULL);
+	gnutls_transport_set_push_function(client, client_push);
+	gnutls_transport_set_pull_function(client, client_pull);
+	gnutls_transport_set_ptr(client, client);
+	gnutls_certificate_set_verify_function(clientx509cred,
+						client_callback);
+	append_alpn(client);
+
+	HANDSHAKE(client, server);
+
+	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 (pch_ok == 0)
+		fail("Post client hello callback wasn't called\n");
+
+	if (server_ok == 0)
+		fail("Server certificate verify callback wasn't called\n");
+
+	if (client_ok == 0)
+		fail("Client certificate verify callback wasn't called\n");
+
+	reset_buffers();
+}
+
+void doit(void)
+{
+	start("NORMAL:-VERS-ALL:+VERS-TLS1.2", 1);
+	start("NORMAL:-VERS-ALL:+VERS-TLS1.3", 0);
+	start("NORMAL", 0);
+}