glibc/inet/tst-inet6_scopeid_pton.c

132 lines
3.8 KiB
C

/* Tests for __inet6_scopeid_pton.
Copyright (C) 2016-2017 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <arpa/inet.h>
#include <inttypes.h>
#include <net-internal.h>
#include <net/if.h>
#include <stdio.h>
#include <stdlib.h>
/* An interface which is known to the system. */
static const char *interface_name;
static uint32_t interface_index;
/* Initiale the variables above. */
static void
setup_interface (void)
{
struct if_nameindex *list = if_nameindex ();
if (list != NULL && list[0].if_index != 0 && list[0].if_name[0] != '\0')
{
interface_name = list[0].if_name;
interface_index = list[0].if_index;
}
}
/* Convert ADDRESS to struct in6_addr. */
static struct in6_addr
from_string (const char *address)
{
struct in6_addr addr;
if (inet_pton (AF_INET6, address, &addr) != 1)
{
printf ("error: inet_pton (\"%s\") failed\n", address);
exit (1);
}
return addr;
}
/* Check a single address were we expected a failure. */
static void
expect_failure (const char *address, const char *scope)
{
struct in6_addr addr = from_string (address);
uint32_t result = 1234;
if (__inet6_scopeid_pton (&addr, scope, &result) == 0)
{
printf ("error: unexpected success for %s%%%s\n",
address, scope);
exit (1);
}
if (result != 1234)
{
printf ("error: unexpected result update for %s%%%s\n",
address, scope);
exit (1);
}
}
/* Check a single address were we expected a success. */
static void
expect_success (const char *address, const char *scope, uint32_t expected)
{
struct in6_addr addr = from_string (address);
uint32_t actual = expected + 1;
if (__inet6_scopeid_pton (&addr, scope, &actual) != 0)
{
printf ("error: unexpected failure for %s%%%s\n",
address, scope);
exit (1);
}
if (actual != expected)
{
printf ("error: unexpected result for for %s%%%s\n",
address, scope);
printf (" expected: %" PRIu32 "\n", expected);
printf (" actual: %" PRIu32 "\n", actual);
exit (1);
}
}
static int
do_test (void)
{
setup_interface ();
static const char *test_addresses[]
= { "::", "::1", "2001:db8::1", NULL };
for (int i = 0; test_addresses[i] != NULL; ++i)
{
expect_success (test_addresses[i], "0", 0);
expect_success (test_addresses[i], "5555", 5555);
expect_failure (test_addresses[i], "");
expect_failure (test_addresses[i], "-1");
expect_failure (test_addresses[i], "-99");
expect_failure (test_addresses[i], "037777777777");
expect_failure (test_addresses[i], "0x");
expect_failure (test_addresses[i], "0x1");
}
if (interface_name != NULL)
{
expect_success ("fe80::1", interface_name, interface_index);
expect_success ("ff02::1", interface_name, interface_index);
expect_failure ("::", interface_name);
expect_failure ("::1", interface_name);
expect_failure ("ff01::1", interface_name);
expect_failure ("2001:db8::1", interface_name);
}
return 0;
}
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"