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95 lines
3.2 KiB
C
95 lines
3.2 KiB
C
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/* -*- 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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#include "nsIInputStream.h"
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#include "nsIConverterInputStream.h"
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#include "nsIUnicharLineInputStream.h"
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#include "nsString.h"
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#include "nsReadLine.h"
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#include "nsCOMPtr.h"
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#include "nsIUnicodeDecoder.h"
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#include "nsIByteBuffer.h"
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#include "nsIUnicharBuffer.h"
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#define NS_CONVERTERINPUTSTREAM_CONTRACTID "@mozilla.org/intl/converter-input-stream;1"
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// {2BC2AD62-AD5D-4b7b-A9DB-F74AE203C527}
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#define NS_CONVERTERINPUTSTREAM_CID \
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{ 0x2bc2ad62, 0xad5d, 0x4b7b, \
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{ 0xa9, 0xdb, 0xf7, 0x4a, 0xe2, 0x3, 0xc5, 0x27 } }
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class nsConverterInputStream : public nsIConverterInputStream,
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public nsIUnicharLineInputStream {
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSIUNICHARINPUTSTREAM
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NS_DECL_NSIUNICHARLINEINPUTSTREAM
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NS_DECL_NSICONVERTERINPUTSTREAM
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nsConverterInputStream() :
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mLastErrorCode(NS_OK),
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mLeftOverBytes(0),
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mUnicharDataOffset(0),
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mUnicharDataLength(0),
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mReplacementChar(DEFAULT_REPLACEMENT_CHARACTER),
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mLineBuffer(nsnull) { }
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virtual ~nsConverterInputStream() { Close(); }
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private:
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PRUint32 Fill(nsresult *aErrorCode);
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nsCOMPtr<nsIUnicodeDecoder> mConverter;
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nsCOMPtr<nsIByteBuffer> mByteData;
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nsCOMPtr<nsIUnicharBuffer> mUnicharData;
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nsCOMPtr<nsIInputStream> mInput;
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nsresult mLastErrorCode;
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PRUint32 mLeftOverBytes;
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PRUint32 mUnicharDataOffset;
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PRUint32 mUnicharDataLength;
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PRUnichar mReplacementChar;
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nsLineBuffer<PRUnichar>* mLineBuffer;
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};
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