/**************************************************************
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/


#ifndef _RSCPAR_HXX
#define _RSCPAR_HXX

#include <rsctools.hxx>
#include <rscerror.h>

/****************** C L A S S E S ****************************************/
class RscTypCont;
class RscExpression;
/*********** R s c F i l e I n s t ***************************************/

#define READBUFFER_MAX	256
class RscFileInst
{
	ERRTYPE 			aFirstError;// Erster Fehler
	sal_uInt32				nErrorLine; // Zeile des ersten Fehlers
	sal_uInt32				nErrorPos;	// Position des ersten Fehlers
	sal_Bool				bIncLine;	// Muss Zeilennummer incrementiert werden
	sal_uInt32				nLineNo;	// Zeile in der Eingabedatei
	sal_uLong				lFileIndex; // Index auf Eingabedatei
	sal_uLong				lSrcIndex;	// Index auf Basisdatei
	FILE *				fInputFile; // Eingabedatei
	char *				pInput; 	// Lesepuffer
	sal_uInt32				nInputBufLen; // Laenge des Lesepuffers
	sal_uInt32				nInputPos;	// Position im Lesepuffer
	sal_uInt32				nInputEndPos;// Ende im Lesepuffer
	char *				pLine;		// Zeile
	sal_uInt32				nLineBufLen;//Lange des Zeilenpuffres
	sal_uInt32				nScanPos;	// Position in der Zeile
	int 				cLastChar;
	sal_Bool				bEof;

public:
	RscTypCont *		pTypCont;
	void	Init();  // ctor initialisieren
			RscFileInst( RscTypCont * pTC, sal_uLong lIndexSrc,
						 sal_uLong lFileIndex, FILE * fFile );
			RscFileInst( RscTypCont * pTC, sal_uLong lIndexSrc,
						 sal_uLong lFileIndex, const ByteString & );
			~RscFileInst();
	sal_Bool	IsEof() const { return bEof; }
	void	SetFileIndex( sal_uLong lFIndex ) { lFileIndex = lFIndex;  }
	sal_uLong	GetFileIndex()				  { return( lFileIndex );  }
	sal_uLong	GetSrcIndex()				  { return( lSrcIndex );   }
	void	SetLineNo( sal_uInt32 nLine )	  { nLineNo = nLine;	   }
	sal_uInt32	GetLineNo() 				  { return( nLineNo );	   }
	sal_uInt32	GetScanPos()				  { return( nScanPos );    }
	char *	GetLine()					  { return( pLine );	   }
	int 	GetChar();
	int 	GetFastChar() { return pLine[ nScanPos ] ?
								pLine[ nScanPos++ ] : GetChar();
						  }
	void	GetNewLine();
			// Fehlerbehandlung
	void	SetError( ERRTYPE aError );
	ERRTYPE GetError()					  { return aFirstError;    }
	sal_uInt32	GetErrorLine()				  { return nErrorLine;	   }
	sal_uInt32	GetErrorPos()				  { return nErrorPos;	   }
};

/******************* F u n c t i o n *************************************/
void IncludeParser( RscFileInst * pFileInst );
ERRTYPE parser( RscFileInst * pFileInst );
RscExpression * MacroParser( RscFileInst & rFileInst );

#endif // _RSCPAR_HXX