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139 lines
4.3 KiB
C++
139 lines
4.3 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: NPL 1.1/GPL 2.0/LGPL 2.1
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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 1.1 (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" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* 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
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the NPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsEUCTWToUnicode.h"
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#include "nsUCvTW2Dll.h"
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//----------------------------------------------------------------------
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// Global functions and data [declaration]
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static const PRInt16 g_ASCIIShiftTable[] = {
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0, u1ByteCharset,
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ShiftCell(0,0,0,0,0,0,0,0)
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};
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static const PRInt16 g_CNS1ShiftTable[] = {
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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 const PRInt16 g_CNS2ShiftTable[] = {
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0, u2BytesGRPrefix8EA2Charset,
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ShiftCell(0, 0, 0, 0, 0, 0, 0, 0),
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};
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static const PRInt16 g_CNS3ShiftTable[] = {
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0, u2BytesGRPrefix8EA3Charset,
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ShiftCell(0, 0, 0, 0, 0, 0, 0, 0),
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};
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static const PRInt16 g_CNS4ShiftTable[] = {
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0, u2BytesGRPrefix8EA4Charset,
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ShiftCell(0, 0, 0, 0, 0, 0, 0, 0),
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};
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static const PRInt16 g_CNS5ShiftTable[] = {
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0, u2BytesGRPrefix8EA5Charset,
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ShiftCell(0, 0, 0, 0, 0, 0, 0, 0),
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};
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static const PRInt16 g_CNS6ShiftTable[] = {
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0, u2BytesGRPrefix8EA6Charset,
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ShiftCell(0, 0, 0, 0, 0, 0, 0, 0),
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};
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static const PRInt16 g_CNS7ShiftTable[] = {
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0, u2BytesGRPrefix8EA7Charset,
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ShiftCell(0, 0, 0, 0, 0, 0, 0, 0),
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};
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static const PRInt16 *g_EUCTWShiftTableSet [] = {
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g_ASCIIShiftTable,
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g_CNS1ShiftTable,
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g_CNS2ShiftTable,
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g_CNS3ShiftTable,
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g_CNS4ShiftTable,
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g_CNS5ShiftTable,
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g_CNS6ShiftTable,
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g_CNS7ShiftTable
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};
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static const PRUint16 *g_EUCTWMappingTableSet [] ={
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g_ASCIIMappingTable,
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g_utCNS1MappingTable,
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g_utCNS2MappingTable,
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g_utCNS3MappingTable,
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g_utCNS4MappingTable,
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g_utCNS5MappingTable,
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g_utCNS6MappingTable,
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g_utCNS7MappingTable
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};
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static const uRange g_EUCTWRanges[] = {
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{ 0x00, 0x7E },
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{ 0xA1, 0xFE },
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{ 0x8E, 0x8E },
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{ 0x8E, 0x8E },
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{ 0x8E, 0x8E },
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{ 0x8E, 0x8E },
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{ 0x8E, 0x8E },
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{ 0x8E, 0x8E }
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};
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//----------------------------------------------------------------------
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// Class nsEUCTWToUnicode [implementation]
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nsEUCTWToUnicode::nsEUCTWToUnicode()
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: nsMultiTableDecoderSupport(8,
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(uRange*) &g_EUCTWRanges,
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(uShiftTable**) &g_EUCTWShiftTableSet,
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(uMappingTable**) &g_EUCTWMappingTableSet)
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{
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}
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//----------------------------------------------------------------------
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// Subclassing of nsTablesDecoderSupport class [implementation]
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NS_IMETHODIMP nsEUCTWToUnicode::GetMaxLength(const char * aSrc,
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PRInt32 aSrcLength,
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PRInt32 * aDestLength)
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{
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// we are a single byte to Unicode converter, so...
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*aDestLength = aSrcLength;
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return NS_OK_UDEC_EXACTLENGTH;
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}
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