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/* Test of inet_pton function.
Copyright (C) 2009 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
/* Written by Bruno Haible <bruno@clisp.org>, 2009. */
#include <config.h>
#include <arpa/inet.h>
#include <netinet/in.h>
#include <sys/socket.h>
#include <stdio.h>
#include <stdlib.h>
#define ASSERT(expr) \
do \
{ \
if (!(expr)) \
{ \
fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
fflush (stderr); \
abort (); \
} \
} \
while (0)
int
main (void)
{
#if defined AF_INET /* HAVE_IPV4 */
{
/* This machine was for a long time known as
ma2s2.mathematik.uni-karlsruhe.de. */
const char printable[] = "129.13.115.2";
struct in_addr internal;
int ret;
ret = inet_pton (AF_INET, printable, &internal);
ASSERT (ret == 1);
/* Verify that internal is filled in network byte order. */
ASSERT (((unsigned char *) &internal)[0] == 0x81);
ASSERT (((unsigned char *) &internal)[1] == 0x0D);
ASSERT (((unsigned char *) &internal)[2] == 0x73);
ASSERT (((unsigned char *) &internal)[3] == 0x02);
# ifdef WORDS_BIGENDIAN
ASSERT (internal.s_addr == 0x810D7302);
# else
ASSERT (internal.s_addr == 0x02730D81);
# endif
}
#endif
return 0;
}
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