| /* |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| using System; |
| using System.IO; |
| |
| namespace Apache.NMS.Util |
| { |
| /// <summary> |
| /// Support class that switches from one endian to the other. |
| /// </summary> |
| [CLSCompliant(false)] |
| public class EndianSupport |
| { |
| |
| public static char SwitchEndian(char x) |
| { |
| return (char) ( |
| (((char)( (byte)(x) )) << 8 ) | |
| (((char)( (byte)(x >> 8) )) ) |
| ); |
| } |
| |
| public static short SwitchEndian(short x) |
| { |
| return (short) ( |
| (((ushort)( (byte)(x) )) << 8 ) | |
| (((ushort)( (byte)(x >> 8) )) ) |
| ); |
| } |
| |
| public static int SwitchEndian(int x) |
| { |
| return |
| (((int)( (byte)(x) )) << 24 ) | |
| (((int)( (byte)(x >> 8) )) << 16 ) | |
| (((int)( (byte)(x >> 16) )) << 8 ) | |
| (((int)( (byte)(x >> 24) )) ); |
| } |
| |
| public static long SwitchEndian(long x) |
| { |
| return |
| (((long)( (byte)(x ) )) << 56 ) | |
| (((long)( (byte)(x >> 8) )) << 48 ) | |
| (((long)( (byte)(x >> 16) )) << 40 ) | |
| (((long)( (byte)(x >> 24) )) << 32 ) | |
| (((long)( (byte)(x >> 32) )) << 24 ) | |
| (((long)( (byte)(x >> 40) )) << 16 ) | |
| (((long)( (byte)(x >> 48) )) << 8 ) | |
| (((long)( (byte)(x >> 56) )) ); |
| } |
| |
| public static ushort SwitchEndian(ushort x) |
| { |
| return (ushort) ( |
| (((ushort)( (byte)(x) )) << 8 ) | |
| (((ushort)( (byte)(x >> 8) )) ) |
| ); |
| } |
| |
| public static uint SwitchEndian(uint x) |
| { |
| return |
| (((uint)( (byte)(x ) )) << 24 ) | |
| (((uint)( (byte)(x >> 8) )) << 16 ) | |
| (((uint)( (byte)(x >> 16) )) << 8 ) | |
| (((uint)( (byte)(x >> 24) )) ); |
| } |
| |
| public static ulong SwitchEndian(ulong x) |
| { |
| return |
| (((ulong)( (byte)(x ) )) << 56 ) | |
| (((ulong)( (byte)(x >> 8) )) << 48 ) | |
| (((ulong)( (byte)(x >> 16) )) << 40 ) | |
| (((ulong)( (byte)(x >> 24) )) << 32 ) | |
| (((ulong)( (byte)(x >> 32) )) << 24 ) | |
| (((ulong)( (byte)(x >> 40) )) << 16 ) | |
| (((ulong)( (byte)(x >> 48) )) << 8 ) | |
| (((ulong)( (byte)(x >> 56) )) ); |
| } |
| |
| public static double SwitchEndian(double x) |
| { |
| MemoryStream ms = new MemoryStream(); |
| BinaryWriter bw = new BinaryWriter(ms); |
| bw.Write(x); |
| bw.Flush(); |
| ms = new MemoryStream(SwitchEndian(ms.ToArray())); |
| BinaryReader br = new BinaryReader(ms); |
| return br.ReadDouble(); |
| } |
| |
| |
| public static float SwitchEndian(float x) |
| { |
| MemoryStream ms = new MemoryStream(); |
| BinaryWriter bw = new BinaryWriter(ms); |
| bw.Write(x); |
| bw.Flush(); |
| ms = new MemoryStream(SwitchEndian(ms.ToArray())); |
| BinaryReader br = new BinaryReader(ms); |
| return br.ReadSingle(); |
| } |
| |
| |
| public static byte[] SwitchEndian(byte[] x) |
| { |
| byte[] rc = new byte[x.Length]; |
| int j = x.Length-1; |
| for(int i=0; i < x.Length; i++ ) { |
| rc[i] = x[j]; |
| j--; |
| } |
| return rc; |
| } |
| } |
| } |
| |