mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-23 03:10:05 +00:00
688903eb3e
* All files with FSF copyright notices: Update copyright dates using scripts/update-copyrights. * locale/programs/charmap-kw.h: Regenerated. * locale/programs/locfile-kw.h: Likewise.
71 lines
2.1 KiB
C
71 lines
2.1 KiB
C
/* Test hton/ntoh functions.
|
|
Copyright (C) 1997-2018 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
|
|
|
|
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 <endian.h>
|
|
#include <stdio.h>
|
|
#include <sys/types.h>
|
|
#include <netinet/in.h>
|
|
|
|
#if BYTE_ORDER == BIG_ENDIAN
|
|
# define TEST(orig, swapped, fct) \
|
|
if ((fct (orig)) != (orig)) { \
|
|
printf ("Failed for %s -> %#x\n", #fct "(" #orig ")", fct (orig)); \
|
|
result = 1; \
|
|
}
|
|
#elif BYTE_ORDER == LITTLE_ENDIAN
|
|
# define TEST(orig, swapped, fct) \
|
|
if ((fct (orig)) != (swapped)) { \
|
|
printf ("Failed for %s -> %#x\n", #fct "(" #orig ")", fct (orig)); \
|
|
result = 1; \
|
|
}
|
|
#else
|
|
# error "Bah, what kind of system do you use?"
|
|
#endif
|
|
|
|
uint32_t lo = 0x67452301;
|
|
uint16_t foo = 0x1234;
|
|
|
|
int
|
|
main (void)
|
|
{
|
|
int result = 0;
|
|
|
|
TEST (0x67452301, 0x01234567, htonl);
|
|
TEST (0x67452301, 0x01234567, (htonl));
|
|
TEST (0x67452301, 0x01234567, ntohl);
|
|
TEST (0x67452301, 0x01234567, (ntohl));
|
|
|
|
TEST (lo, 0x01234567, htonl);
|
|
TEST (lo, 0x01234567, (htonl));
|
|
TEST (lo, 0x01234567, ntohl);
|
|
TEST (lo, 0x01234567, (ntohl));
|
|
|
|
TEST (0x1234, 0x3412, htons);
|
|
TEST (0x1234, 0x3412, (htons));
|
|
TEST (0x1234, 0x3412, ntohs);
|
|
TEST (0x1234, 0x3412, (ntohs));
|
|
|
|
TEST (foo, 0x3412, htons);
|
|
TEST (foo, 0x3412, (htons));
|
|
TEST (foo, 0x3412, ntohs);
|
|
TEST (foo, 0x3412, (ntohs));
|
|
|
|
return result;
|
|
}
|