mirror of
https://github.com/rn10950/RetroZilla.git
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138 lines
5.5 KiB
C++
138 lines
5.5 KiB
C++
/* -*- Mode: C++; tab-width: 2; 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 NS_EXPAT_DRIVER__
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#define NS_EXPAT_DRIVER__
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#include "expat_config.h"
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#include "expat.h"
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#include "nsCOMPtr.h"
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#include "nsString.h"
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#include "nsIDTD.h"
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#include "nsITokenizer.h"
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#include "nsIInputStream.h"
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class nsIExpatSink;
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class nsIExtendedExpatSink;
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struct nsCatalogData;
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class nsExpatDriver : public nsIDTD,
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public nsITokenizer
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{
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSIDTD
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NS_DECL_NSITOKENIZER
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nsExpatDriver();
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virtual ~nsExpatDriver();
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int HandleExternalEntityRef(const PRUnichar *aOpenEntityNames,
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const PRUnichar *aBase,
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const PRUnichar *aSystemId,
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const PRUnichar *aPublicId);
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nsresult HandleStartElement(const PRUnichar *aName, const PRUnichar **aAtts);
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nsresult HandleEndElement(const PRUnichar *aName);
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nsresult HandleCharacterData(const PRUnichar *aCData, const PRUint32 aLength);
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nsresult HandleComment(const PRUnichar *aName);
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nsresult HandleProcessingInstruction(const PRUnichar *aTarget,
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const PRUnichar *aData);
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nsresult HandleXMLDeclaration(const PRUnichar *aVersion,
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const PRUnichar *aEncoding,
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PRInt32 aStandalone);
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nsresult HandleDefault(const PRUnichar *aData, const PRUint32 aLength);
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nsresult HandleStartCdataSection();
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nsresult HandleEndCdataSection();
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nsresult HandleStartDoctypeDecl(const PRUnichar* aDoctypeName,
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const PRUnichar* aSysid,
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const PRUnichar* aPubid,
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PRBool aHasInternalSubset);
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nsresult HandleEndDoctypeDecl();
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nsresult HandleStartNamespaceDecl(const PRUnichar* aPrefix,
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const PRUnichar* aUri);
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nsresult HandleEndNamespaceDecl(const PRUnichar* aPrefix);
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nsresult HandleNotationDecl(const PRUnichar* aNotationName,
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const PRUnichar* aBase,
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const PRUnichar* aSysid,
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const PRUnichar* aPubid);
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nsresult HandleUnparsedEntityDecl(const PRUnichar* aEntityName,
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const PRUnichar* aBase,
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const PRUnichar* aSysid,
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const PRUnichar* aPubid,
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const PRUnichar* aNotationName);
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private:
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// Load up an external stream to get external entity information
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nsresult OpenInputStreamFromExternalDTD(const PRUnichar* aFPIStr,
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const PRUnichar* aURLStr,
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const PRUnichar* aBaseURL,
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nsIInputStream** aStream,
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nsAString& aAbsURL);
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nsresult ParseBuffer(const char* aBuffer, PRUint32 aLength, PRBool aIsFinal);
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nsresult HandleError();
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void GetLine(const char* aSourceBuffer, PRUint32 aLength, PRUint32 aOffset,
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nsString& aLine);
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XML_Parser mExpatParser;
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nsString mLastLine;
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nsString mCDataText;
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// Various parts of a doctype
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nsString mDoctypeName;
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nsString mSystemID;
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nsString mPublicID;
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nsString mInternalSubset;
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PRPackedBool mInCData;
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PRPackedBool mInInternalSubset;
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PRPackedBool mInExternalDTD;
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// Number of bytes parsed in the current buffer.
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PRInt32 mBytePosition;
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nsresult mInternalState;
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// Total number of bytes parsed.
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PRUint32 mBytesParsed;
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nsCOMPtr<nsIExpatSink> mSink;
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nsCOMPtr<nsIExtendedExpatSink> mExtendedSink;
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const nsCatalogData* mCatalogData; // weak
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nsString mURISpec;
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};
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nsresult NS_NewExpatDriver(nsIDTD** aDriver);
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#endif
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