/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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#include "nsUnicodeToCNS11643p4.h"
#include "nsUCvTW2Dll.h"

//----------------------------------------------------------------------
// Global functions and data [declaration]

static PRInt16 g_ShiftTable[] =  {
  0, u2BytesCharset,
  ShiftCell(0, 0, 0, 0, 0, 0, 0, 0),
};

//----------------------------------------------------------------------
// Class nsUnicodeToCNS11643p4 [implementation]

nsUnicodeToCNS11643p4::nsUnicodeToCNS11643p4() 
: nsTableEncoderSupport((uShiftTable*) &g_ShiftTable, 
                        (uMappingTable*) &g_ufCNS4MappingTable)
{
}

//----------------------------------------------------------------------
// Subclassing of nsTableEncoderSupport class [implementation]

NS_IMETHODIMP nsUnicodeToCNS11643p4::GetMaxLength(const PRUnichar * aSrc, 
                                              PRInt32 aSrcLength,
                                              PRInt32 * aDestLength)
{
  *aDestLength = 2 * aSrcLength;
  return NS_OK_UENC_EXACTLENGTH;
}