зеркало из https://github.com/mozilla/gecko-dev.git
73 строки
2.0 KiB
C++
73 строки
2.0 KiB
C++
/* -*- Mode: C++; tab-width: 2; 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 nsUTF7ToUnicode_h___
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#define nsUTF7ToUnicode_h___
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#include "nsUCSupport.h"
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//----------------------------------------------------------------------
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// Class nsBasicUTF7Decoder [declaration]
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/**
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* Basic class for a character set converter from UTF-7 to Unicode.
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*
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* @created 03/Jun/1999
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* @author Catalin Rotaru [CATA]
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*/
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class nsBasicUTF7Decoder : public nsBufferDecoderSupport
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{
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public:
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/**
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* Class constructor.
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*/
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nsBasicUTF7Decoder(char aLastChar, char aEscChar);
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protected:
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int32_t mEncoding; // current encoding
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uint32_t mEncBits;
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int32_t mEncStep;
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char mLastChar;
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char mEscChar;
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bool mFreshBase64;
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nsresult DecodeDirect(const char * aSrc, int32_t * aSrcLength,
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PRUnichar * aDest, int32_t * aDestLength);
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nsresult DecodeBase64(const char * aSrc, int32_t * aSrcLength,
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PRUnichar * aDest, int32_t * aDestLength);
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uint32_t CharToValue(char aChar);
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//--------------------------------------------------------------------
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// Subclassing of nsBufferDecoderSupport class [declaration]
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NS_IMETHOD ConvertNoBuff(const char * aSrc, int32_t * aSrcLength,
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PRUnichar * aDest, int32_t * aDestLength);
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NS_IMETHOD Reset();
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};
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//----------------------------------------------------------------------
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// Class nsUTF7ToUnicode [declaration]
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/**
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* A character set converter from Modified UTF7 to Unicode.
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*
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* @created 18/May/1999
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* @author Catalin Rotaru [CATA]
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*/
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class nsUTF7ToUnicode : public nsBasicUTF7Decoder
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{
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public:
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/**
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* Class constructor.
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*/
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nsUTF7ToUnicode();
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};
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#endif /* nsUTF7ToUnicode_h___ */
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