diff options
Diffstat (limited to 'sw/inc/swgstr.hxx')
| -rw-r--r-- | sw/inc/swgstr.hxx | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/sw/inc/swgstr.hxx b/sw/inc/swgstr.hxx new file mode 100644 index 000000000000..8b65028166a3 --- /dev/null +++ b/sw/inc/swgstr.hxx @@ -0,0 +1,148 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org 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 version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ +#ifndef _SWGSTR_HXX +#define _SWGSTR_HXX + +#include <tools/stream.hxx> + +typedef long long3; // Zur Dokumentation: 3-byte-Longs + +#define MAX_BEGIN 64 // Maximale Blockschachtelung +#define PASSWDLEN 16 // Maximale Passwortlaenge + +// Neue Version mit SvStreams + +// Passwort- und Codierungs-Funktionalitaet + +class swcrypter { +protected: + sal_Char cPasswd[ PASSWDLEN ]; // Passwort-Puffer + sal_Bool bPasswd; // sal_True wenn mit Passwort + void encode( sal_Char*, sal_uInt16 ); // Puffer codieren/decodieren +public: + swcrypter(); + sal_Bool setpasswd( const String& ); // Passwort setzen + void copypasswd( const sal_Char* ); // Passwort direkt setzen + const sal_Char* getpasswd() { return cPasswd; } +}; + +// Reader/Writer-Stream-Basisklasse mit Pufferverwaltung fuer Texte +// und Spezial-I/O fuer 3-Byte-Longs + +class swstreambase : public swcrypter { +protected: + SvStream* pStrm; // eigentlicher Stream + sal_Char* pBuf; // Zwischenpuffer + sal_uInt16 nBuflen; // Laenge des Zwischenpuffers + short nLong; // Long-Laenge (3 oder 4) + sal_Bool bTempStrm; // sal_True: Stream loeschen + void checkbuf( sal_uInt16 ); // Testen der Pufferlaenge + + swstreambase( SvStream& ); + + swstreambase( const swstreambase& ); + int operator=( const swstreambase& ); +public: + ~swstreambase(); + SvStream& Strm() { return *pStrm; } + void clear(); // Puffer loeschen + + // Zusatzfunktionen zur I/O von LONGs als 3-Byte-Zahlen + + void long3() { nLong = 3; } + void long4() { nLong = 4; } + + // Alias- und Hilfsfunktionen + + void seek( long nPos ) { pStrm->Seek( nPos ); } + long tell() { return pStrm->Tell(); } + long filesize(); // Dateigroesse + + void setbad(); + int good() { return ( pStrm->GetError() == SVSTREAM_OK ); } + int operator!() { return ( pStrm->GetError() != SVSTREAM_OK ); } + int eof() { return pStrm->IsEof(); } + + sal_uInt8 get(); + void get( void* p, sal_uInt16 n ) { pStrm->Read( (sal_Char*) p, n ); } + + inline swstreambase& operator>>( sal_Char& ); + inline swstreambase& operator>>( sal_uInt8& ); + inline swstreambase& operator>>( short& ); + inline swstreambase& operator>>( sal_uInt16& ); + swstreambase& operator>>( long& ); + inline swstreambase& operator>>( sal_uLong& ); +}; + +inline swstreambase& swstreambase::operator>>( sal_Char& c ) +{ + *pStrm >> c; return *this; +} + +inline swstreambase& swstreambase::operator>>( sal_uInt8& c ) +{ + *pStrm >> c; return *this; +} + +inline swstreambase& swstreambase::operator>>( short& c ) +{ + *pStrm >> c; return *this; +} + +inline swstreambase& swstreambase::operator>>( sal_uInt16& c ) +{ + *pStrm >> c; return *this; +} + +inline swstreambase& swstreambase::operator>>( sal_uLong& c ) +{ + return *this >> (long&) c; +} + +class swistream : public swstreambase { + sal_uInt8 cType; // Record-Typ + sal_uLong nOffset; // Record-Offset-Portion +public: + swistream( SvStream& ); + + sal_uInt8 peek(); // 1 Byte testen + sal_uInt8 next(); // Blockstart + sal_uInt8 cur() { return cType; } // aktueller Block + sal_uInt8 skipnext(); // Record ueberspringen + void undonext(); // next() rueckgaengig machen + long getskip() { return nOffset; } + void skip( long = -1L ); // Block ueberspringen + sal_Char* text(); // Textstring lesen (nach BEGIN) + long size(); // aktuelle Record-Laenge + +private: + swistream( const swistream& ); + int operator=( const swistream& ); +}; + + +#endif |