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EndianWriter.d

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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         4. Derivative works are permitted, but they must carry this notice
00027            in full and credit the original source.
00028 
00029 
00030                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
00031 
00032 
00033         @version        Initial version, March 2004      
00034         @author         Kris
00035 
00036 
00037 *******************************************************************************/
00038 
00039 module mango.io.EndianWriter;
00040 
00041 public  import  mango.io.Writer;
00042 
00043 private import  mango.base.ByteSwap;
00044 
00045 /*******************************************************************************
00046 
00047 *******************************************************************************/
00048 
00049 class EndianWriter : Writer
00050 {       
00051         /***********************************************************************
00052         
00053                 Construct EndianWriter upon the given IBuffer
00054 
00055         ***********************************************************************/
00056 
00057         this (IBuffer buffer)
00058         {
00059                 super (buffer);
00060 
00061                 encode.int16   = 
00062                 encode.int16u  = 
00063                 encode.char16   = &bits16;
00064 
00065                 encode.int32   = 
00066                 encode.int32u  = 
00067                 encode.float32 = 
00068                 encode.char32   = &bits32;
00069 
00070                 encode.int64   = 
00071                 encode.int64u  = 
00072                 encode.float64 = &bits64;
00073 
00074                 encode.float80 = &bits80;
00075         }
00076 
00077         /***********************************************************************
00078         
00079         ***********************************************************************/
00080 
00081         void bits16 (void* dst, uint count)
00082         {               
00083                 write (dst, count, ~1, &ByteSwap.swap16);   
00084         }
00085 
00086         /***********************************************************************
00087         
00088         ***********************************************************************/
00089 
00090         void bits32 (void* dst, uint count)
00091         {      
00092                 write (dst, count, ~3, &ByteSwap.swap32);   
00093         }
00094 
00095         /***********************************************************************
00096         
00097         ***********************************************************************/
00098 
00099         void bits64 (void* dst, uint count)
00100         {      
00101                 write (dst, count, ~7, &ByteSwap.swap64);   
00102         }
00103 
00104         /***********************************************************************
00105         
00106         ***********************************************************************/
00107 
00108         void bits80 (void* dst, uint count)
00109         {      
00110                 write (dst, count, ~15, &ByteSwap.swap80);   
00111         }
00112 }
00113 

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