00001 /******************************************************************************* 00002 00003 @file EndianWriter.d 00004 00005 Copyright (C) 2004 Kris Bell 00006 00007 This software is provided 'as-is', without any express or implied 00008 warranty. In no event will the authors be held liable for damages 00009 of any kind arising from the use of this software. 00010 00011 Permission is hereby granted to anyone to use this software for any 00012 purpose, including commercial applications, and to alter it and/or 00013 redistribute it freely, subject to the following restrictions: 00014 00015 1. The origin of this software must not be misrepresented; you must 00016 not claim that you wrote the original software. If you use this 00017 software in a product, an acknowledgment within documentation of 00018 said product would be appreciated but is not required. 00019 00020 2. Altered source versions must be plainly marked as such, and must 00021 not be misrepresented as being the original software. 00022 00023 3. This notice may not be removed or altered from any distribution 00024 of the source. 00025 00026 00027 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 00028 00029 00030 @version Initial version, March 2004 00031 @author Kris 00032 00033 00034 *******************************************************************************/ 00035 00036 module mango.io.EndianWriter; 00037 00038 public import mango.io.Writer; 00039 00040 private import mango.base.ByteSwap; 00041 00042 /******************************************************************************* 00043 00044 *******************************************************************************/ 00045 00046 class EndianWriter : Writer 00047 { 00048 /*********************************************************************** 00049 00050 Construct EndianWriter upon the given IBuffer 00051 00052 ***********************************************************************/ 00053 00054 this (IBuffer buffer) 00055 { 00056 super (buffer); 00057 00058 numeric.int16 = 00059 numeric.int16u = 00060 string.char16 = &bits16; 00061 00062 numeric.int32 = 00063 numeric.int32u = 00064 numeric.float32 = 00065 string.char32 = &bits32; 00066 00067 numeric.int64 = 00068 numeric.int64u = 00069 numeric.float64 = &bits64; 00070 00071 numeric.float80 = &bits80; 00072 } 00073 00074 /*********************************************************************** 00075 00076 ***********************************************************************/ 00077 00078 override char[] toString() 00079 { 00080 return "endian writer"; 00081 } 00082 00083 /*********************************************************************** 00084 00085 ***********************************************************************/ 00086 00087 void bits16 (void* dst, uint count) 00088 { 00089 write (dst, count, ~1, &ByteSwap.swap16); 00090 } 00091 00092 /*********************************************************************** 00093 00094 ***********************************************************************/ 00095 00096 void bits32 (void* dst, uint count) 00097 { 00098 write (dst, count, ~3, &ByteSwap.swap32); 00099 } 00100 00101 /*********************************************************************** 00102 00103 ***********************************************************************/ 00104 00105 void bits64 (void* dst, uint count) 00106 { 00107 write (dst, count, ~7, &ByteSwap.swap64); 00108 } 00109 00110 /*********************************************************************** 00111 00112 ***********************************************************************/ 00113 00114 void bits80 (void* dst, uint count) 00115 { 00116 write (dst, count, ~15, &ByteSwap.swap80); 00117 } 00118 } 00119