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83 lines
2.1 KiB
C
83 lines
2.1 KiB
C
/* Copyright (C) 1993,97,2002 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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/* Windows lacks htonl, htons, ntohl, ntohs. It defines them in
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* header files, but doesn't have them in any library. However
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* because it defined them we can end up with conflicting
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* definitions, which is why here we are careful to avoid
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* including any Windows header file.
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*/
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#include <config.h>
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#include <stdint.h>
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#include <sys/param.h>
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#include <byteswap.h>
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#ifndef HAVE_NTOHL
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#undef htonl
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#undef ntohl
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uint32_t
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htonl (x)
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uint32_t x;
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{
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#if defined(BYTE_ORDER) && defined(BIG_ENDIAN) && defined(LITTLE_ENDIAN)
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#if BYTE_ORDER == BIG_ENDIAN
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return x;
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#elif BYTE_ORDER == LITTLE_ENDIAN
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return bswap_32 (x);
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#else
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# error "What kind of system is this?"
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#endif
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#else
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#error "BYTE_ORDER/BIG_ENDIAN/LITTLE_ENDIAN are not defined"
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#endif
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}
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uint32_t ntohl (uint32_t x) { return htonl (x); }
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#endif /* !HAVE_NTOHL */
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#ifndef HAVE_NTOHS
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#undef htons
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#undef ntohs
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uint16_t
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htons (x)
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uint16_t x;
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{
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#if defined(BYTE_ORDER) && defined(BIG_ENDIAN) && defined(LITTLE_ENDIAN)
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#if BYTE_ORDER == BIG_ENDIAN
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return x;
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#elif BYTE_ORDER == LITTLE_ENDIAN
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return bswap_16 (x);
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#else
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# error "What kind of system is this?"
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#endif
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#else
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#error "BYTE_ORDER/BIG_ENDIAN/LITTLE_ENDIAN are not defined"
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#endif
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}
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uint16_t ntohs (uint16_t x) { return htons (x); }
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#endif /* !HAVE_NTOHS */
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