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80 lines
2.2 KiB
C++
80 lines
2.2 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
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations 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
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*/
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#ifndef nsUTF8ToUnicode_h___
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#define nsUTF8ToUnicode_h___
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#include "nsUCvLatinSupport.h"
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//----------------------------------------------------------------------
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// Class nsUTF8ToUnicode [declaration]
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/**
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* A character set converter from UTF8 to Unicode.
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*
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* @created 18/Mar/1998
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* @modified 04/Feb/2000
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* @author Catalin Rotaru [CATA]
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*/
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class nsUTF8ToUnicode : public nsBasicDecoderSupport
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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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nsUTF8ToUnicode();
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/**
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* Static class constructor.
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*/
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static nsresult CreateInstance(nsISupports **aResult);
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protected:
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PRUint32 mState; // cached expected number of bytes per UTF8 character sequence
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PRUint32 mUcs4; // cached Unicode character
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//--------------------------------------------------------------------
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// Subclassing of nsDecoderSupport class [declaration]
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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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// Subclassing of nsBasicDecoderSupport class [declaration]
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NS_IMETHOD Convert(const char * aSrc, PRInt32 * aSrcLength,
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PRUnichar * aDest, PRInt32 * aDestLength);
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//--------------------------------------------------------------------
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// Subclassing of nsBasicDecoderSupport class [declaration]
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NS_IMETHOD Reset();
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};
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#endif /* nsUTF8ToUnicode_h___ */
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