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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 <sched.h> /* IWYU pragma: keep */
#include <setjmp.h>
#include <stdarg.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#define UNIT_TESTING
#include <cmocka.h>
#include <isc/netaddr.h>
#include <isc/print.h>
#include <isc/sockaddr.h>
#include <isc/util.h>
#include "isctest.h"
static int
_setup(void **state) {
isc_result_t result;
UNUSED(state);
result = isc_test_begin(NULL, true, 0);
assert_int_equal(result, ISC_R_SUCCESS);
return (0);
}
static int
_teardown(void **state) {
UNUSED(state);
isc_test_end();
return (0);
}
/* test sockaddr hash */
static void
sockaddr_hash(void **state) {
isc_sockaddr_t addr;
struct in_addr in;
struct in6_addr in6;
unsigned int h1, h2, h3, h4;
int ret;
UNUSED(state);
in.s_addr = inet_addr("127.0.0.1");
isc_sockaddr_fromin(&addr, &in, 1);
h1 = isc_sockaddr_hash(&addr, true);
h2 = isc_sockaddr_hash(&addr, false);
assert_int_not_equal(h1, h2);
ret = inet_pton(AF_INET6, "::ffff:127.0.0.1", &in6);
assert_int_equal(ret, 1);
isc_sockaddr_fromin6(&addr, &in6, 1);
h3 = isc_sockaddr_hash(&addr, true);
h4 = isc_sockaddr_hash(&addr, false);
assert_int_equal(h1, h3);
assert_int_equal(h2, h4);
}
/* test isc_sockaddr_isnetzero() */
static void
sockaddr_isnetzero(void **state) {
isc_sockaddr_t addr;
struct in_addr in;
struct in6_addr in6;
bool r;
int ret;
size_t i;
struct {
const char *string;
bool expect;
} data4[] = {
{ "0.0.0.0", true }, { "0.0.0.1", true },
{ "0.0.1.0", true }, { "0.1.0.0", true },
{ "1.0.0.0", false }, { "0.0.0.127", true },
{ "0.0.0.255", true }, { "127.0.0.1", false },
{ "255.255.255.255", false },
};
/*
* Mapped addresses are currently not netzero.
*/
struct {
const char *string;
bool expect;
} data6[] = {
{ "::ffff:0.0.0.0", false },
{ "::ffff:0.0.0.1", false },
{ "::ffff:0.0.0.127", false },
{ "::ffff:0.0.0.255", false },
{ "::ffff:127.0.0.1", false },
{ "::ffff:255.255.255.255", false },
};
UNUSED(state);
for (i = 0; i < sizeof(data4) / sizeof(data4[0]); i++) {
in.s_addr = inet_addr(data4[i].string);
isc_sockaddr_fromin(&addr, &in, 1);
r = isc_sockaddr_isnetzero(&addr);
assert_int_equal(r, data4[i].expect);
}
for (i = 0; i < sizeof(data6) / sizeof(data6[0]); i++) {
ret = inet_pton(AF_INET6, data6[i].string, &in6);
assert_int_equal(ret, 1);
isc_sockaddr_fromin6(&addr, &in6, 1);
r = isc_sockaddr_isnetzero(&addr);
assert_int_equal(r, data6[i].expect);
}
}
/*
* test that isc_sockaddr_eqaddrprefix() returns true when prefixes of a
* and b are equal, and false when they are not equal
*/
static void
sockaddr_eqaddrprefix(void **state) {
struct in_addr ina_a;
struct in_addr ina_b;
struct in_addr ina_c;
isc_sockaddr_t isa_a;
isc_sockaddr_t isa_b;
isc_sockaddr_t isa_c;
UNUSED(state);
assert_true(inet_pton(AF_INET, "194.100.32.87", &ina_a) >= 0);
assert_true(inet_pton(AF_INET, "194.100.32.80", &ina_b) >= 0);
assert_true(inet_pton(AF_INET, "194.101.32.87", &ina_c) >= 0);
isc_sockaddr_fromin(&isa_a, &ina_a, 0);
isc_sockaddr_fromin(&isa_b, &ina_b, 42);
isc_sockaddr_fromin(&isa_c, &ina_c, 0);
assert_true(isc_sockaddr_eqaddrprefix(&isa_a, &isa_b, 0));
assert_true(isc_sockaddr_eqaddrprefix(&isa_a, &isa_b, 29));
assert_true(isc_sockaddr_eqaddrprefix(&isa_a, &isa_c, 8));
assert_false(isc_sockaddr_eqaddrprefix(&isa_a, &isa_b, 30));
assert_false(isc_sockaddr_eqaddrprefix(&isa_a, &isa_b, 32));
assert_false(isc_sockaddr_eqaddrprefix(&isa_a, &isa_c, 16));
}
int
main(void) {
const struct CMUnitTest tests[] = {
cmocka_unit_test_setup_teardown(sockaddr_hash, _setup,
_teardown),
cmocka_unit_test(sockaddr_isnetzero),
cmocka_unit_test(sockaddr_eqaddrprefix),
};
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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