Implement TKM kernel SA database (SAD)

The TKM kernel SAD (security association database) stores information
about CHILD SAs.

src/charon-tkm/tests/kernel_sad_tests.c

@@ -0,0 +1,122 @@
+/*
+ * Copyright (C) 2012 Reto Buerki
+ * Copyright (C) 2012 Adrian-Ken Rueegsegger
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program 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 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program 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.
+ */
+
+#include <check.h>
+
+#include "tkm_kernel_sad.h"
+
+START_TEST(test_sad_creation)
+{
+	tkm_kernel_sad_t *sad = NULL;
+
+	sad = tkm_kernel_sad_create();
+	fail_if(!sad, "Error creating tkm kernel SAD");
+
+	sad->destroy(sad);
+}
+END_TEST
+
+START_TEST(test_insert)
+{
+	host_t *addr = host_create_from_string("127.0.0.1", 1024);
+	tkm_kernel_sad_t *sad = tkm_kernel_sad_create();
+
+	fail_unless(sad->insert(sad, 1, addr, addr, 42, 50),
+				"Error inserting SAD entry");
+
+	sad->destroy(sad);
+	addr->destroy(addr);
+}
+END_TEST
+
+START_TEST(test_insert_duplicate)
+{
+	host_t *addr = host_create_from_string("127.0.0.1", 1024);
+	tkm_kernel_sad_t *sad = tkm_kernel_sad_create();
+
+	fail_unless(sad->insert(sad, 1, addr, addr, 42, 50),
+				"Error inserting SAD entry");
+	fail_if(sad->insert(sad, 1, addr, addr, 42, 50),
+			"Expected error inserting duplicate entry");
+
+	sad->destroy(sad);
+	addr->destroy(addr);
+}
+END_TEST
+
+START_TEST(test_get_esa_id)
+{
+	host_t *addr = host_create_from_string("127.0.0.1", 1024);
+	tkm_kernel_sad_t *sad = tkm_kernel_sad_create();
+	fail_unless(sad->insert(sad, 23, addr, addr, 42, 50),
+				"Error inserting SAD entry");
+	fail_unless(sad->get_esa_id(sad, addr, addr, 42, 50) == 23,
+				"Error getting esa id");
+	sad->destroy(sad);
+	addr->destroy(addr);
+}
+END_TEST
+
+START_TEST(test_get_esa_id_nonexistent)
+{
+	host_t *addr = host_create_from_string("127.0.0.1", 1024);
+	tkm_kernel_sad_t *sad = tkm_kernel_sad_create();
+	fail_unless(sad->get_esa_id(sad, addr, addr, 42, 50) == 0,
+				"Got esa id for nonexistent SAD entry");
+	sad->destroy(sad);
+	addr->destroy(addr);
+}
+END_TEST
+
+START_TEST(test_remove)
+{
+	host_t *addr = host_create_from_string("127.0.0.1", 1024);
+	tkm_kernel_sad_t *sad = tkm_kernel_sad_create();
+	fail_unless(sad->insert(sad, 23, addr, addr, 42, 50),
+				"Error inserting SAD entry");
+	fail_unless(sad->get_esa_id(sad, addr, addr, 42, 50) == 23,
+				"Error getting esa id");
+	fail_unless(sad->remove(sad, 23),
+				"Error removing SAD entry");
+	fail_unless(sad->get_esa_id(sad, addr, addr, 42, 50) == 0,
+				"Got esa id for removed SAD entry");
+	sad->destroy(sad);
+	addr->destroy(addr);
+}
+END_TEST
+
+START_TEST(test_remove_nonexistent)
+{
+	tkm_kernel_sad_t *sad = tkm_kernel_sad_create();
+	fail_if(sad->remove(sad, 1),
+			"Expected error removing nonexistent SAD entry");
+	sad->destroy(sad);
+}
+END_TEST
+
+TCase *make_kernel_sad_tests(void)
+{
+	TCase *tc = tcase_create("Kernel SAD tests");
+	tcase_add_test(tc, test_sad_creation);
+	tcase_add_test(tc, test_insert);
+	tcase_add_test(tc, test_insert_duplicate);
+	tcase_add_test(tc, test_get_esa_id);
+	tcase_add_test(tc, test_get_esa_id_nonexistent);
+	tcase_add_test(tc, test_remove);
+	tcase_add_test(tc, test_remove_nonexistent);
+
+	return tc;
+}

src/charon-tkm/tests/test_runner.c

@@ -33,6 +33,7 @@ int main(void)
 	suite_add_tcase(s, make_nonceg_tests());
 	suite_add_tcase(s, make_diffie_hellman_tests());
 	suite_add_tcase(s, make_keymat_tests());
+	suite_add_tcase(s, make_kernel_sad_tests());
 
 	SRunner *sr = srunner_create(s);
 

src/charon-tkm/tests/test_runner.h

@@ -25,5 +25,6 @@ TCase *make_utility_tests(void);
 TCase *make_nonceg_tests(void);
 TCase *make_diffie_hellman_tests(void);
 TCase *make_keymat_tests(void);
+TCase *make_kernel_sad_tests(void);
 
 #endif /** TEST_RUNNER_H_ */