1d1766043SAndrew Rist/************************************************************** 2*21947a42Smseidel * 3d1766043SAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one 4d1766043SAndrew Rist * or more contributor license agreements. See the NOTICE file 5d1766043SAndrew Rist * distributed with this work for additional information 6d1766043SAndrew Rist * regarding copyright ownership. The ASF licenses this file 7d1766043SAndrew Rist * to you under the Apache License, Version 2.0 (the 8d1766043SAndrew Rist * "License"); you may not use this file except in compliance 9d1766043SAndrew Rist * with the License. You may obtain a copy of the License at 10*21947a42Smseidel * 11d1766043SAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0 12*21947a42Smseidel * 13d1766043SAndrew Rist * Unless required by applicable law or agreed to in writing, 14d1766043SAndrew Rist * software distributed under the License is distributed on an 15d1766043SAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16d1766043SAndrew Rist * KIND, either express or implied. See the License for the 17d1766043SAndrew Rist * specific language governing permissions and limitations 18d1766043SAndrew Rist * under the License. 19*21947a42Smseidel * 20d1766043SAndrew Rist *************************************************************/ 21d1766043SAndrew Rist 22d1766043SAndrew Rist 23cdf0e10cSrcweir#ifndef __com_sun_star_util_Endianness_idl__ 24cdf0e10cSrcweir#define __com_sun_star_util_Endianness_idl__ 25cdf0e10cSrcweir 26cdf0e10cSrcweirmodule com { module sun { module star { module util { 27cdf0e10cSrcweir 28*21947a42Smseidel/** These constants describe the endiannes of data structures.<p> 29cdf0e10cSrcweir 30cdf0e10cSrcweir The endianness specifies the order in which the bytes of larger 31cdf0e10cSrcweir types are laid out in memory.<p> 32cdf0e10cSrcweir 3334c958abSJürgen Schmidt @since OpenOffice 2.0 34cdf0e10cSrcweir */ 35cdf0e10cSrcweirconstants Endianness 36cdf0e10cSrcweir{ 37cdf0e10cSrcweir /** Little endian.<p> 38cdf0e10cSrcweir 39cdf0e10cSrcweir The values are stored in little endian format, i.e. the bytes 40a893be29SPedro Giffuni of the long word 0xAABBCCDD are laid out like 0xDD, 0xCC, 41cdf0e10cSrcweir 0xBB, 0xAA in memory. That is, data of arbitrary machine word 42cdf0e10cSrcweir lengths always starts with the least significant byte, and 43cdf0e10cSrcweir ends with the most significant one.<p> 44cdf0e10cSrcweir */ 45*21947a42Smseidel const byte LITTLE=0; 46cdf0e10cSrcweir 47cdf0e10cSrcweir /** Big endian.<p> 48cdf0e10cSrcweir 49cdf0e10cSrcweir The values are stored in big endian format, i.e. the bytes of 50a893be29SPedro Giffuni the long word 0xAABBCCDD are laid out like 0xAA, 0xBB, 0xCC, 51cdf0e10cSrcweir 0xDD in memory. That is, data of arbitrary machine word 52cdf0e10cSrcweir lengths always start with the most significant byte, and ends 53cdf0e10cSrcweir with the least significant one.<p> 54cdf0e10cSrcweir */ 55cdf0e10cSrcweir const byte BIG=1; 56cdf0e10cSrcweir}; 57cdf0e10cSrcweir 58cdf0e10cSrcweir}; }; }; }; 59cdf0e10cSrcweir 60cdf0e10cSrcweir#endif 61