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90 lines
2.7 KiB
C++
90 lines
2.7 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS IS"
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* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
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* the License for the specific language governing rights and limitations
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* under the License.
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*
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* The Original Code is Mozilla Communicator client code.
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*
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* The Initial Developer of the Original Code is Netscape Communications
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* Corporation. Portions created by Netscape are Copyright (C) 1998
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* Netscape Communications Corporation. All Rights Reserved.
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*/
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#include "nsEUCJPToUnicode.h"
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#include "nsUCVJA2Dll.h"
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//----------------------------------------------------------------------
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// Global functions and data [declaration]
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// Shift Table
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static PRInt16 g_0201ShiftTable[] = {
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2, uMultibytesCharset,
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ShiftCell(u1ByteChar, 1, 0x00, 0x7F, 0x00, 0x00, 0x00, 0x7F),
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ShiftCell(u1BytePrefix8EChar, 2, 0x8E, 0x8E, 0x00, 0xA1, 0x00, 0xDF)
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};
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static PRInt16 g_0208ShiftTable[] = {
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0, u2BytesGRCharset,
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ShiftCell(0,0,0,0,0,0,0,0)
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};
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static PRInt16 g_0212ShiftTable[] = {
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0, u2BytesGRPrefix8FCharset,
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ShiftCell(0,0,0,0,0,0,0,0)
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};
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static PRInt16 *g_EUCJPShiftTable[4] = {
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g_0208ShiftTable,
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g_0201ShiftTable,
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g_0201ShiftTable,
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g_0212ShiftTable
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};
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static PRUint16 *g_EUCJPMappingTable[4] = {
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g_ut0208Mapping,
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g_ut0201Mapping,
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g_ut0201Mapping,
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g_ut0212Mapping
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};
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static uRange g_EUCJPRanges[] = {
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{ 0xA1, 0xFE },
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{ 0x00, 0x7F },
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{ 0x8E, 0x8E },
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{ 0x8F, 0x8F }
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};
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//----------------------------------------------------------------------
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// Class nsEUCJPToUnicode [implementation]
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nsEUCJPToUnicode::nsEUCJPToUnicode()
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: nsMultiTableDecoderSupport(4,
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(uRange *) &g_EUCJPRanges,
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(uShiftTable**) &g_EUCJPShiftTable,
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(uMappingTable**) &g_EUCJPMappingTable)
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{
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}
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nsresult nsEUCJPToUnicode::CreateInstance(nsISupports ** aResult)
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{
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*aResult = new nsEUCJPToUnicode();
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return (*aResult == NULL)? NS_ERROR_OUT_OF_MEMORY : NS_OK;
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}
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//----------------------------------------------------------------------
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// Subclassing of nsTableDecoderSupport class [implementation]
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NS_IMETHODIMP nsEUCJPToUnicode::GetMaxLength(const char * aSrc,
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PRInt32 aSrcLength,
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PRInt32 * aDestLength)
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{
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// worst case
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*aDestLength = aSrcLength;
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return NS_OK;
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}
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