Adding upstream version 1:9.16.44.upstream/1%9.16.44

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

1 files changed, 159 insertions, 0 deletions

diff --git a/lib/isc/tests/netaddr_test.c b/lib/isc/tests/netaddr_test.c
new file mode 100644
index 0000000..473e747
--- /dev/null
+++ b/lib/isc/tests/netaddr_test.c
@@ -0,0 +1,159 @@
+/*
+ * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+ *
+ * SPDX-License-Identifier: MPL-2.0
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, you can obtain one at https://mozilla.org/MPL/2.0/.
+ *
+ * See the COPYRIGHT file distributed with this work for additional
+ * information regarding copyright ownership.
+ */
+
+#if HAVE_CMOCKA
+
+#include <setjmp.h>
+#include <stdarg.h>
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#define UNIT_TESTING
+#include <cmocka.h>
+
+#include <isc/netaddr.h>
+#include <isc/sockaddr.h>
+#include <isc/util.h>
+
+/* test isc_netaddr_isnetzero() */
+static void
+netaddr_isnetzero(void **state) {
+	unsigned int i;
+	struct in_addr ina;
+	struct {
+		const char *address;
+		bool expect;
+	} tests[] = { { "0.0.0.0", true },    { "0.0.0.1", true },
+		      { "0.0.1.2", true },    { "0.1.2.3", true },
+		      { "10.0.0.0", false },  { "10.9.0.0", false },
+		      { "10.9.8.0", false },  { "10.9.8.7", false },
+		      { "127.0.0.0", false }, { "127.0.0.1", false } };
+	bool result;
+	isc_netaddr_t netaddr;
+
+	UNUSED(state);
+
+	for (i = 0; i < sizeof(tests) / sizeof(tests[0]); i++) {
+		ina.s_addr = inet_addr(tests[i].address);
+		isc_netaddr_fromin(&netaddr, &ina);
+		result = isc_netaddr_isnetzero(&netaddr);
+		assert_int_equal(result, tests[i].expect);
+	}
+}
+
+/* test isc_netaddr_masktoprefixlen() calculates correct prefix lengths */
+static void
+netaddr_masktoprefixlen(void **state) {
+	struct in_addr na_a;
+	struct in_addr na_b;
+	struct in_addr na_c;
+	struct in_addr na_d;
+	isc_netaddr_t ina_a;
+	isc_netaddr_t ina_b;
+	isc_netaddr_t ina_c;
+	isc_netaddr_t ina_d;
+	unsigned int plen;
+
+	UNUSED(state);
+
+	assert_true(inet_pton(AF_INET, "0.0.0.0", &na_a) >= 0);
+	assert_true(inet_pton(AF_INET, "255.255.255.254", &na_b) >= 0);
+	assert_true(inet_pton(AF_INET, "255.255.255.255", &na_c) >= 0);
+	assert_true(inet_pton(AF_INET, "255.255.255.0", &na_d) >= 0);
+
+	isc_netaddr_fromin(&ina_a, &na_a);
+	isc_netaddr_fromin(&ina_b, &na_b);
+	isc_netaddr_fromin(&ina_c, &na_c);
+	isc_netaddr_fromin(&ina_d, &na_d);
+
+	assert_int_equal(isc_netaddr_masktoprefixlen(&ina_a, &plen),
+			 ISC_R_SUCCESS);
+	assert_int_equal(plen, 0);
+
+	assert_int_equal(isc_netaddr_masktoprefixlen(&ina_b, &plen),
+			 ISC_R_SUCCESS);
+	assert_int_equal(plen, 31);
+
+	assert_int_equal(isc_netaddr_masktoprefixlen(&ina_c, &plen),
+			 ISC_R_SUCCESS);
+	assert_int_equal(plen, 32);
+
+	assert_int_equal(isc_netaddr_masktoprefixlen(&ina_d, &plen),
+			 ISC_R_SUCCESS);
+	assert_int_equal(plen, 24);
+}
+
+/* check multicast addresses are detected properly */
+static void
+netaddr_multicast(void **state) {
+	unsigned int i;
+	struct {
+		int family;
+		const char *addr;
+		bool is_multicast;
+	} tests[] = {
+		{ AF_INET, "1.2.3.4", false },	{ AF_INET, "4.3.2.1", false },
+		{ AF_INET, "224.1.1.1", true }, { AF_INET, "1.1.1.244", false },
+		{ AF_INET6, "::1", false },	{ AF_INET6, "ff02::1", true }
+	};
+
+	UNUSED(state);
+
+	for (i = 0; i < sizeof(tests) / sizeof(tests[0]); i++) {
+		isc_netaddr_t na;
+		struct in_addr in;
+		struct in6_addr in6;
+		int r;
+
+		if (tests[i].family == AF_INET) {
+			r = inet_pton(AF_INET, tests[i].addr,
+				      (unsigned char *)&in);
+			assert_int_equal(r, 1);
+			isc_netaddr_fromin(&na, &in);
+		} else {
+			r = inet_pton(AF_INET6, tests[i].addr,
+				      (unsigned char *)&in6);
+			assert_int_equal(r, 1);
+			isc_netaddr_fromin6(&na, &in6);
+		}
+
+		assert_int_equal(isc_netaddr_ismulticast(&na),
+				 tests[i].is_multicast);
+	}
+}
+
+int
+main(void) {
+	const struct CMUnitTest tests[] = {
+		cmocka_unit_test(netaddr_isnetzero),
+		cmocka_unit_test(netaddr_masktoprefixlen),
+		cmocka_unit_test(netaddr_multicast),
+	};
+
+	return (cmocka_run_group_tests(tests, NULL, NULL));
+}
+
+#else /* HAVE_CMOCKA */
+
+#include <stdio.h>
+
+int
+main(void) {
+	printf("1..0 # Skipped: cmocka not available\n");
+	return (SKIPPED_TEST_EXIT_CODE);
+}
+
+#endif /* if HAVE_CMOCKA */