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/*
 * MessagePack system dependencies
 *
 * Copyright (C) 2008-2010 FURUHASHI Sadayuki
 *
 *    Distributed under the Boost Software License, Version 1.0.
 *    (See accompanying file LICENSE_1_0.txt or copy at
 *    http://www.boost.org/LICENSE_1_0.txt)
 */
#ifndef MSGPACK_SYSDEP_H
#define MSGPACK_SYSDEP_H

#include <msgpack/predef.h>

#include <stdlib.h>
#include <stddef.h>
#if defined(_MSC_VER) && _MSC_VER < 1600
    typedef __int8 int8_t;
    typedef unsigned __int8 uint8_t;
    typedef __int16 int16_t;
    typedef unsigned __int16 uint16_t;
    typedef __int32 int32_t;
    typedef unsigned __int32 uint32_t;
    typedef __int64 int64_t;
    typedef unsigned __int64 uint64_t;
#elif defined(_MSC_VER)  // && _MSC_VER >= 1600
#   include <stdint.h>
#else
#   include <stdint.h>
#   include <stdbool.h>
#endif

#if !defined(MSGPACK_DLLEXPORT)
#if defined(_MSC_VER)
#   define MSGPACK_DLLEXPORT __declspec(dllexport)
#else  /* _MSC_VER */
#   define MSGPACK_DLLEXPORT
#endif /* _MSC_VER */
#endif

#ifdef _WIN32
#   define _msgpack_atomic_counter_header <windows.h>
    typedef long _msgpack_atomic_counter_t;
#   define _msgpack_sync_decr_and_fetch(ptr) InterlockedDecrement(ptr)
#   define _msgpack_sync_incr_and_fetch(ptr) InterlockedIncrement(ptr)
#elif defined(__GNUC__) && ((__GNUC__*10 + __GNUC_MINOR__) < 41)

#   if defined(__cplusplus)
#       define _msgpack_atomic_counter_header "gcc_atomic.hpp"
#   else
#       define _msgpack_atomic_counter_header "gcc_atomic.h"
#   endif

#else
    typedef unsigned int _msgpack_atomic_counter_t;
#   define _msgpack_sync_decr_and_fetch(ptr) __sync_sub_and_fetch(ptr, 1)
#   define _msgpack_sync_incr_and_fetch(ptr) __sync_add_and_fetch(ptr, 1)
#endif

#ifdef _WIN32

#   ifdef __cplusplus
    /* numeric_limits<T>::min,max */
#       ifdef max
#           undef max
#       endif
#       ifdef min
#           undef min
#       endif
#   endif

#else /* _*/

#include <arpa/inet.h>  /* __BYTE_ORDER */
#   if defined(linux)
#       include <byteswap.h>
#   endif

#endif

#if MSGPACK_ENDIAN_LITTLE_BYTE

#   ifdef _WIN32
#       if defined(ntohs)
#       define _msgpack_be16(x) ntohs(x)
#        elif defined(_byteswap_ushort) || (defined(_MSC_VER) && _MSC_VER >= 1400)
#            define _msgpack_be16(x) ((uint16_t)_byteswap_ushort((unsigned short)x))
#        else
#            define _msgpack_be16(x) ( \
                 ((((uint16_t)x) <<  8) ) | \
                 ((((uint16_t)x) >>  8) ) )
#        endif
#   else
#        define _msgpack_be16(x) ntohs(x)
#   endif

#   ifdef _WIN32
#        if defined(ntohl)
#            define _msgpack_be32(x) ntohl(x)
#        elif defined(_byteswap_ulong) || (defined(_MSC_VER) && _MSC_VER >= 1400)
#            define _msgpack_be32(x) ((uint32_t)_byteswap_ulong((unsigned long)x))
#        else
#            define _msgpack_be32(x) \
                 ( ((((uint32_t)x) << 24)               ) | \
                   ((((uint32_t)x) <<  8) & 0x00ff0000U ) | \