root/Source/wtf/ByteOrder.h

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INCLUDED FROM


DEFINITIONS

This source file includes following definitions.
  1. ntohs
  2. htons
  3. ntohl
  4. htonl
  5. ntohs
  6. htons
  7. ntohl
  8. htonl
  9. ntohs
  10. htons
  11. ntohl
  12. htonl

/*
* Copyright (C) 2012 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
*     * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*     * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
*     * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

#ifndef WTF_ByteOrder_h
#define WTF_ByteOrder_h

#if OS(POSIX)
#include <arpa/inet.h>
#endif

#if OS(WIN)

#include "wtf/ByteSwap.h"
#include "wtf/CPU.h"

#if CPU(BIG_ENDIAN)
inline uint16_t ntohs(uint16_t x) { return x; }
inline uint16_t htons(uint16_t x) { return x; }
inline uint32_t ntohl(uint32_t x) { return x; }
inline uint32_t htonl(uint32_t x) { return x; }
#elif CPU(MIDDLE_ENDIAN)
inline uint16_t ntohs(uint16_t x) { return x; }
inline uint16_t htons(uint16_t x) { return x; }
inline uint32_t ntohl(uint32_t x) { return WTF::wswap32(x); }
inline uint32_t htonl(uint32_t x) { return WTF::wswap32(x); }
#else
inline uint16_t ntohs(uint16_t x) { return WTF::bswap16(x); }
inline uint16_t htons(uint16_t x) { return WTF::bswap16(x); }
inline uint32_t ntohl(uint32_t x) { return WTF::bswap32(x); }
inline uint32_t htonl(uint32_t x) { return WTF::bswap32(x); }
#endif

#endif // OS(WIN)

#endif // WTF_ByteOrder_h

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