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99 lines
2.9 KiB
C++
99 lines
2.9 KiB
C++
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 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 Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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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.org 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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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or 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 MPL, 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 MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef nsISO2022KRToUnicode_h__
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#define nsISO2022KRToUnicode_h__
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#include "nsISupports.h"
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#include "nsUCSupport.h"
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class nsISO2022KRToUnicode : public nsBasicDecoderSupport
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{
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public:
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nsISO2022KRToUnicode()
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{
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mState = mState_Init;
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mLastLegalState = mState_ASCII;
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mData = 0;
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mEUCKRDecoder = nsnull;
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mRunLength = 0;
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}
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virtual ~nsISO2022KRToUnicode()
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{
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NS_IF_RELEASE(mEUCKRDecoder);
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}
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NS_IMETHOD Convert(const char * aSrc, PRInt32 * aSrcLength,
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PRUnichar * aDest, PRInt32 * aDestLength) ;
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NS_IMETHOD GetMaxLength(const char * aSrc, PRInt32 aSrcLength,
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PRInt32 * aDestLength)
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{
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*aDestLength = aSrcLength;
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return NS_OK;
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}
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NS_IMETHOD Reset()
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{
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mState = mState_Init;
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mLastLegalState = mState_ASCII;
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mRunLength = 0;
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return NS_OK;
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}
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private:
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enum {
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mState_Init,
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mState_ASCII,
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mState_ESC,
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mState_ESC_24,
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mState_ESC_24_29,
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mState_KSX1001_1992,
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mState_KSX1001_1992_2ndbyte,
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mState_ERROR
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} mState, mLastLegalState;
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PRUint8 mData;
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// Length of non-ASCII run
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PRUint32 mRunLength;
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nsIUnicodeDecoder *mEUCKRDecoder;
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};
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#endif // nsISO2022KRToUnicode_h__
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