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/* Test legacy IPv4 text-to-address function inet_aton.
Copyright (C) 1998-2020 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
<https://www.gnu.org/licenses/>. */
#include <array_length.h>
#include <stdio.h>
#include <stdint.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
static const struct tests
{
const char *input;
int valid;
uint32_t result;
} tests[] =
{
{ "", 0, 0 },
{ "-1", 0, 0 },
{ "256", 1, 0x00000100 },
{ "256.", 0, 0 },
{ "255a", 0, 0 },
{ "256a", 0, 0 },
{ "0x100", 1, 0x00000100 },
{ "0200.0x123456", 1, 0x80123456 },
{ "0300.0x89123456.", 0 ,0 },
{ "0100.-0xffff0000", 0, 0 },
{ "0.0xffffff", 1, 0x00ffffff },
{ "0.0x1000000", 0, 0 },
{ "0377.16777215", 1, 0xffffffff },
{ "0377.16777216", 0, 0 },
{ "0x87.077777777", 1, 0x87ffffff },
{ "0x87.0100000000", 0, 0 },
{ "0.1.3", 1, 0x00010003 },
{ "0.256.3", 0, 0 },
{ "256.1.3", 0, 0 },
{ "0.1.0x10000", 0, 0 },
{ "0.1.0xffff", 1, 0x0001ffff },
{ "0.1a.3", 0, 0 },
{ "0.1.a3", 0, 0 },
{ "1.2.3.4", 1, 0x01020304 },
{ "0400.2.3.4", 0, 0 },
{ "1.0x100.3.4", 0, 0 },
{ "1.2.256.4", 0, 0 },
{ "1.2.3.0x100", 0, 0 },
{ "323543357756889", 0, 0 },
{ "10.1.2.3.4", 0, 0 },
{ "192.0.2.1", 1, 0xc0000201 },
{ "192.0.2.2\nX", 1, 0xc0000202 },
{ "192.0.2.3 Y", 1, 0xc0000203 },
{ "192.0.2.3Z", 0, 0 },
{ "192.000.002.010", 1, 0xc0000208 },
};
static int
do_test (void)
{
int result = 0;
size_t cnt;
for (cnt = 0; cnt < array_length (tests); ++cnt)
{
struct in_addr addr;
if ((int) inet_aton (tests[cnt].input, &addr) != tests[cnt].valid)
{
if (tests[cnt].valid)
printf ("\"%s\" not seen as valid IP address\n", tests[cnt].input);
else
printf ("\"%s\" seen as valid IP address\n", tests[cnt].input);
result = 1;
}
else if (tests[cnt].valid && addr.s_addr != ntohl (tests[cnt].result))
{
printf ("\"%s\" not converted correctly: is %08x, should be %08x\n",
tests[cnt].input, addr.s_addr, tests[cnt].result);
result = 1;
}
}
return result;
}
#include <support/test-driver.c>
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