150 lines
5.4 KiB
C++
150 lines
5.4 KiB
C++
/*************************************************************************
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*
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* $RCSfile: iosys.hxx,v $
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*
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* $Revision: 1.1.1.1 $
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*
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* last change: $Author: hr $ $Date: 2000-09-18 16:12:10 $
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*
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* The Contents of this file are made available subject to the terms of
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* either of the following licenses
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*
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* - GNU Lesser General Public License Version 2.1
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* - Sun Industry Standards Source License Version 1.1
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*
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* Sun Microsystems Inc., October, 2000
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2000 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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*
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* Sun Industry Standards Source License Version 1.1
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* =================================================
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* The contents of this file are subject to the Sun Industry Standards
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* Source 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 the
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* License at http://www.openoffice.org/license.html.
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*
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* Software provided under this License is provided on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
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* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
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* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
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* See the License for the specific provisions governing your rights and
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* obligations concerning the Software.
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*
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* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
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*
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* Copyright: 2000 by Sun Microsystems, Inc.
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*
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* All Rights Reserved.
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*
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* Contributor(s): _______________________________________
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*
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*
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************************************************************************/
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#ifndef _SBIOSYS_HXX
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#define _SBIOSYS_HXX
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#ifndef _STREAM_HXX //autogen
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#include <tools/stream.hxx>
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#endif
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#ifndef _SBERRORS_HXX
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#include "sberrors.hxx"
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#endif
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class SvStream;
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// Zur Zeit sind globale Dateien (Kanalnummern 256 bis 511)
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// nicht implementiert.
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#define CHANNELS 256
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#define CONSOLE 0
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#define SBSTRM_INPUT 0x0001 // Input
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#define SBSTRM_OUTPUT 0x0002 // Output
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#define SBSTRM_RANDOM 0x0004 // Random
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#define SBSTRM_APPEND 0x0008 // Append
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#define SBSTRM_BINARY 0x0010 // Binary
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class SbiStream {
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SvStream* pStrm; // der Stream
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ULONG nExpandOnWriteTo; // bei Schreibzugriff, den Stream
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// bis zu dieser Groesse aufblasen
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ByteString aLine; // aktuelle Zeile
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ULONG nLine; // aktuelle Zeilennummer
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short nLen; // Pufferlaenge
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short nMode; // Bits:
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short nChan; // aktueller Kanal
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SbError nError; // letzter Fehlercode
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void MapError(); // Fehlercode mappen
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public:
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SbiStream();
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~SbiStream();
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SbError Open( short, const ByteString&, short, short, short );
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SbError Close();
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SbError Read( ByteString&, USHORT = 0 );
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SbError Read( char& );
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SbError Write( const ByteString&, USHORT = 0 );
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BOOL IsText() const { return !(nMode & SBSTRM_BINARY); }
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BOOL IsRandom() const { return (nMode & SBSTRM_RANDOM); }
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BOOL IsBinary() const { return (nMode & SBSTRM_BINARY); }
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BOOL IsSeq() const { return !(nMode & SBSTRM_RANDOM); }
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BOOL IsAppend() const { return (nMode & SBSTRM_APPEND); }
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short GetBlockLen() const { return nLen; }
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short GetMode() const { return nMode; }
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ULONG GetLine() const { return nLine; }
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void SetExpandOnWriteTo( ULONG n ) { nExpandOnWriteTo = n; }
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void ExpandFile();
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SvStream* GetStrm() { return pStrm; }
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};
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class SbiIoSystem {
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SbiStream* pChan[ CHANNELS ];
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ByteString aPrompt; // Input-Prompt
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ByteString aIn, aOut; // Console-Buffer
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short nChan; // aktueller Kanal
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SbError nError; // letzter Fehlercode
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void ReadCon( ByteString& );
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void WriteCon( const ByteString& );
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public:
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SbiIoSystem();
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~SbiIoSystem();
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SbError GetError();
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void Shutdown();
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void SetPrompt( const ByteString& r ) { aPrompt = r; }
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void SetChannel( short n ) { nChan = n; }
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short GetChannel() const { return nChan;}
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void ResetChannel() { nChan = 0; }
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void Open( short, const ByteString&, short, short, short );
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void Close();
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void Read( ByteString&, short = 0 );
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char Read();
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void Write( const ByteString&, short = 0 );
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short NextChannel();
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// 0 == bad channel or no SvStream (nChannel=0..CHANNELS-1)
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SbiStream* GetStream( short nChannel ) const;
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void CloseAll(); // JSM
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};
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#endif
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