/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* * This file is part of the LibreOffice project. * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. * * This file incorporates work covered by the following license notice: * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed * with this work for additional information regarding copyright * ownership. The ASF licenses this file to you under the Apache * License, Version 2.0 (the "License"); you may not use this file * except in compliance with the License. You may obtain a copy of * the License at http://www.apache.org/licenses/LICENSE-2.0 . */ #ifndef INCLUDED_OSL_ENDIAN_H #define INCLUDED_OSL_ENDIAN_H #include "sal/types.h" #ifdef __cplusplus extern "C" { #endif /** Define the platform byte order as OSL_BIGENDIAN or OSL_LITENDIAN. */ #if defined _WIN32 # if defined _M_ALPHA || defined _M_AMD64 || defined _M_IX86 \ || defined _M_MRX000 || defined _M_PPC # define OSL_LITENDIAN # endif #elif defined ANDROID || defined LINUX || defined HAIKU # include # if __BYTE_ORDER == __LITTLE_ENDIAN # define OSL_LITENDIAN # elif __BYTE_ORDER == __BIG_ENDIAN # define OSL_BIGENDIAN # endif #elif defined IOS || defined MACOSX || defined NETBSD # include # if BYTE_ORDER == LITTLE_ENDIAN # define OSL_LITENDIAN # elif BYTE_ORDER == BIG_ENDIAN # define OSL_BIGENDIAN # endif #elif defined FREEBSD # include # include # if defined _LITTLE_ENDIAN # define OSL_LITENDIAN # elif defined _BIG_ENDIAN # define OSL_BIGENDIAN # endif #elif defined AIX # include # if BYTE_ORDER == LITTLE_ENDIAN # define OSL_LITENDIAN # elif BYTE_ORDER == BIG_ENDIAN # define OSL_BIGENDIAN # endif #elif defined __sun # include # if defined _LITTLE_ENDIAN # define OSL_LITENDIAN # elif defined _BIG_ENDIAN # define OSL_BIGENDIAN # endif #else # error "Target platform not specified !" #endif #if defined OSL_LITENDIAN == defined OSL_BIGENDIAN # error undetermined endianness #endif /** Define macros for byte order manipulation. */ #ifndef OSL_MAKEBYTE # define OSL_MAKEBYTE(nl, nh) ((sal_uInt8)(((nl) & 0x0F) | (((nh) & 0x0F) << 4))) #endif #ifndef OSL_LONIBBLE # define OSL_LONIBBLE(b) ((sal_uInt8)((b) & 0x0F)) #endif #ifndef OSL_HINIBBLE # define OSL_HINIBBLE(b) ((sal_uInt8)(((b) >> 4) & 0x0F)) #endif #ifndef OSL_MAKEWORD # define OSL_MAKEWORD(bl, bh) ((sal_uInt16)((sal_uInt16)((bl) & 0xFF) | (((sal_uInt16)(bh) & 0xFF) << 8))) #endif #ifndef OSL_LOBYTE # define OSL_LOBYTE(w) ((sal_uInt8)((sal_uInt16)(w) & 0xFF)) #endif #ifndef OSL_HIBYTE # define OSL_HIBYTE(w) ((sal_uInt8)(((sal_uInt16)(w) >> 8) & 0xFF)) #endif #ifndef OSL_MAKEDWORD # define OSL_MAKEDWORD(wl, wh) ((sal_uInt32)((wl) & 0xFFFF) | (((sal_uInt32)(wh) & 0xFFFF) << 16)) #endif #ifndef OSL_LOWORD # define OSL_LOWORD(d) ((sal_uInt16)((sal_uInt32)(d) & 0xFFFF)) #endif #ifndef OSL_HIWORD # define OSL_HIWORD(d) ((sal_uInt16)(((sal_uInt32)(d) >> 16) & 0xFFFF)) #endif /** Define macros for swapping between host and network byte order. */ #ifdef OSL_BIGENDIAN #ifndef OSL_NETWORD # define OSL_NETWORD(w) (sal_uInt16)(w) #endif #ifndef OSL_NETDWORD # define OSL_NETDWORD(d) (sal_uInt32)(d) #endif #else /* OSL_LITENDIAN */ #ifndef OSL_NETWORD # define OSL_NETWORD(w) OSL_MAKEWORD(OSL_HIBYTE(w),OSL_LOBYTE(w)) #endif #ifndef OSL_NETDWORD # define OSL_NETDWORD(d) OSL_MAKEDWORD(OSL_NETWORD(OSL_HIWORD(d)),OSL_NETWORD(OSL_LOWORD(d))) #endif #endif /* OSL_BIGENDIAN */ /** Define macros for swapping between byte orders. */ #ifndef OSL_SWAPWORD # define OSL_SWAPWORD(w) OSL_MAKEWORD(OSL_HIBYTE(w),OSL_LOBYTE(w)) #endif #ifndef OSL_SWAPDWORD # define OSL_SWAPDWORD(d) OSL_MAKEDWORD(OSL_SWAPWORD(OSL_HIWORD(d)),OSL_SWAPWORD(OSL_LOWORD(d))) #endif #ifdef __cplusplus } #endif #endif // INCLUDED_OSL_ENDIAN_H /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ tion value='distro/collabora/dcm-7.6'>distro/collabora/dcm-7.6 LibreOffice 核心代码仓库文档基金会
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