ebcdicconverter.hpp

为字符转换分类在ASCII和EBCDIC (IBM计算机主机)字符之间tables。

//=============================================================================
//  BBDSoft General component library
//  Copyright (C) 2001, UAB "BBD SOFT" ( http://www.bbdsoft.com/ )
//
// This material is provided "as is", with absolutely no warranty expressed
// or implied. Any use is at your own risk.
//
// Permission to use or copy this software for any purpose is hereby granted 
// without fee, provided the above notices are retained on all copies.
// Permission to modify the code and to distribute modified code is granted,
// provided the above notices are retained, and a notice that the code was
// modified is included with the above copyright notice.
//
//  The author of this program may be contacted at [e-mail]
//=============================================================================

#ifndef _EBCDICCONVERTER_
#define _EBCDICCONVERTER_

#ifndef _STRING_
   #include <string>
#endif

using std::string;
//-----------------------------------------------------------------------------
class EBCDICConverter
{
public:

   static char toASCII (const char inChar);
   static char toEBCDIC (const char inChar);
   static string toASCII (const string & inString);
   static string toEBCDIC (const string & inString);

   // IBM Mainframe uses big endian
   // i.e. most significant byte first 
   // INTEL processor uses little endian
   // i.e. least significant byte first 
   static short swapShort (const short inWord);
   static long  swapLong (const long inDWord);

protected:

private:

   EBCDICConverter ();
   ~EBCDICConverter ();

   // disable copy constructor and assignment operator
   EBCDICConverter ( const EBCDICConverter & );
   EBCDICConverter & operator = ( const EBCDICConverter & );

   static char theEBCDICtoASCIITable [256];
   static char theASCIItoEBCDICTable [256];
}; // end EBCDICConverter class declaration

#include "ebcdicconverter.inl"

#endif