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/*************************************************************************
*
* $RCSfile: iosys.hxx,v $
*
* $Revision: 1.2 $
*
* last change: $Author: kz $ $Date: 2005-01-13 18:47:50 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (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.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#ifndef _SBIOSYS_HXX
#define _SBIOSYS_HXX
#ifndef _STREAM_HXX //autogen
#include <tools/stream.hxx>
#endif
#ifndef _SBERRORS_HXX
#include "sberrors.hxx"
#endif
class SvStream;
// Zur Zeit sind globale Dateien (Kanalnummern 256 bis 511)
// nicht implementiert.
#define CHANNELS 256
#define CONSOLE 0
#define SBSTRM_INPUT 0x0001 // Input
#define SBSTRM_OUTPUT 0x0002 // Output
#define SBSTRM_RANDOM 0x0004 // Random
#define SBSTRM_APPEND 0x0008 // Append
#define SBSTRM_BINARY 0x0010 // Binary
class SbiStream {
SvStream* pStrm; // der Stream
ULONG nExpandOnWriteTo; // bei Schreibzugriff, den Stream
// bis zu dieser Groesse aufblasen
ByteString aLine; // aktuelle Zeile
ULONG nLine; // aktuelle Zeilennummer
short nLen; // Pufferlaenge
short nMode; // Bits:
short nChan; // aktueller Kanal
SbError nError; // letzter Fehlercode
void MapError(); // Fehlercode mappen
public:
SbiStream();
~SbiStream();
SbError Open( short, const ByteString&, short, short, short );
SbError Close();
SbError Read( ByteString&, USHORT = 0, bool bForceReadingPerByte=false );
SbError Read( char& );
SbError Write( const ByteString&, USHORT = 0 );
BOOL IsText() const { return !(nMode & SBSTRM_BINARY); }
BOOL IsRandom() const { return (nMode & SBSTRM_RANDOM); }
BOOL IsBinary() const { return (nMode & SBSTRM_BINARY); }
BOOL IsSeq() const { return !(nMode & SBSTRM_RANDOM); }
BOOL IsAppend() const { return (nMode & SBSTRM_APPEND); }
short GetBlockLen() const { return nLen; }
short GetMode() const { return nMode; }
ULONG GetLine() const { return nLine; }
void SetExpandOnWriteTo( ULONG n ) { nExpandOnWriteTo = n; }
void ExpandFile();
SvStream* GetStrm() { return pStrm; }
};
class SbiIoSystem {
SbiStream* pChan[ CHANNELS ];
ByteString aPrompt; // Input-Prompt
ByteString aIn, aOut; // Console-Buffer
short nChan; // aktueller Kanal
SbError nError; // letzter Fehlercode
void ReadCon( ByteString& );
void WriteCon( const ByteString& );
public:
SbiIoSystem();
~SbiIoSystem();
SbError GetError();
void Shutdown();
void SetPrompt( const ByteString& r ) { aPrompt = r; }
void SetChannel( short n ) { nChan = n; }
short GetChannel() const { return nChan;}
void ResetChannel() { nChan = 0; }
void Open( short, const ByteString&, short, short, short );
void Close();
void Read( ByteString&, short = 0 );
char Read();
void Write( const ByteString&, short = 0 );
short NextChannel();
// 0 == bad channel or no SvStream (nChannel=0..CHANNELS-1)
SbiStream* GetStream( short nChannel ) const;
void CloseAll(); // JSM
};
#endif
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