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/*
* 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 */
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