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66 lines
1.4 KiB
C++
66 lines
1.4 KiB
C++
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef nsISO2022KRToUnicode_h__
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#define nsISO2022KRToUnicode_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 = nullptr;
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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, int32_t * aSrcLength,
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PRUnichar * aDest, int32_t * aDestLength) ;
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NS_IMETHOD GetMaxLength(const char * aSrc, int32_t aSrcLength,
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int32_t * 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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uint8_t mData;
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// Length of non-ASCII run
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uint32_t mRunLength;
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nsIUnicodeDecoder *mEUCKRDecoder;
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};
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#endif // nsISO2022KRToUnicode_h__
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