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WinTN3270/CEbcdicTranslator.cpp

87 lines
2.8 KiB
C++

/***********************************************************
WinTN3270
Copyright © 2007 Bob Carroll (bob.carroll@alum.rit.edu)
This software is free software; you can redistribute it
and/or modify it under the terms of the GNU General Public
License as published by the Free Software Foundation;
either version 2, or (at your option) any later version.
This software is distributed in the hope that it will be
useful, but WITHOUT ANY WARRANTY; without even the implied
warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the GNU General Public License for more
details.
You should have received a copy of the GNU General Public
License along with this software; if not, write to the
Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
Boston, MA 02110-1301 USA
***********************************************************/
#include "stdafx.h"
#include "CEbcdicTranslator.h"
using namespace WinTN3270;
using namespace System;
/***********************************************************
Translates a byte from EBCDIC to ASCII.
@param mpInput the input byte array
@return an ASCII-encoded character array
***********************************************************/
wchar_t CEbcdicTranslator::CharToASCII(Byte chInput)
{
return (wchar_t)m_mpEbc2AscTbl[(int) chInput];
}
/***********************************************************
Translates a byte from ASCII to EBCDIC.
@param pchInput the input character array
@return an EBCDIC-encoded byte array
***********************************************************/
Byte CEbcdicTranslator::CharToEBCDIC(wchar_t chInput)
{
return (Byte)m_mpAsc2EbcTbl[(int) chInput];
}
/***********************************************************
Translates bytes from EBCDIC to ASCII.
@param mpInput the input byte array
@return an ASCII-encoded character array
***********************************************************/
array<wchar_t>^ CEbcdicTranslator::StringToASCII(array<Byte>^ mpInput)
{
array<wchar_t>^ pchOutput = gcnew array<wchar_t>(mpInput->Length);
/* Convert characters using the EBCDIC-to-ASCII table */
for (int i = 0; i < mpInput->Length; i++)
pchOutput[i] = CEbcdicTranslator::CharToASCII(mpInput[i]);
return pchOutput;
}
/***********************************************************
Translates bytes from ASCII to EBCDIC.
@param pchInput the input character array
@return an EBCDIC-encoded byte array
***********************************************************/
array<Byte>^ CEbcdicTranslator::StringToEBCDIC(array<wchar_t>^ pchInput)
{
array<Byte>^ mpOutput = gcnew array<Byte>(pchInput->Length);
/* Convert characters using the ASCII-to-EBCDIC table */
for (int i = 0; i < pchInput->Length; i++)
mpOutput[i] = CEbcdicTranslator::CharToEBCDIC(pchInput[i]);
return mpOutput;
}