glibc/inet/htons.c

36 lines
1.0 KiB
C

/* Copyright (C) 1993-2013 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 <netinet/in.h>
#undef htons
#undef ntohs
uint16_t
htons (x)
uint16_t x;
{
#if BYTE_ORDER == BIG_ENDIAN
return x;
#elif BYTE_ORDER == LITTLE_ENDIAN
return __bswap_16 (x);
#else
# error "What kind of system is this?"
#endif
}
weak_alias (htons, ntohs)