office-gobmx/package/inc/ZipFile.hxx
2003-03-26 13:16:07 +00:00

188 lines
7.8 KiB
C++

/*************************************************************************
*
* $RCSfile: ZipFile.hxx,v $
*
* $Revision: 1.18 $
*
* last change: $Author: hr $ $Date: 2003-03-26 14:13:41 $
*
* 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): Martin Gallwey (gallwey@sun.com)
*
*
************************************************************************/
#ifndef _ZIP_FILE_HXX
#define _ZIP_FILE_HXX
#ifndef _BYTE_GRABBER_HXX_
#include <ByteGrabber.hxx>
#endif
#ifndef _HASHMAPS_HXX
#include <HashMaps.hxx>
#endif
#ifndef _INFLATER_HXX
#include <Inflater.hxx>
#endif
#ifndef _COM_SUN_STAR_PACKAGES_ZIP_ZIPEXCEPTION_HPP_
#include <com/sun/star/packages/zip/ZipException.hpp>
#endif
namespace com { namespace sun { namespace star {
namespace lang { class XMultiServiceFactory; }
namespace ucb { class XProgressHandler; }
} } }
namespace vos
{
template < class T > class ORef;
}
/*
* We impose arbitrary but reasonable limit on ZIP files.
*/
#define ZIP_MAXNAMELEN 512
#define ZIP_MAXEXTRA 256
#define ZIP_MAXENTRIES (0x10000 - 2)
typedef void* rtlCipher;
class ZipEnumeration;
class EncryptionData;
class ZipFile
{
protected:
::rtl::OUString sName; /* zip file name */
::rtl::OUString sComment; /* zip file comment */
EntryHash aEntries;
ByteGrabber aGrabber;
Inflater aInflater;
com::sun::star::uno::Reference < com::sun::star::io::XInputStream > xStream;
com::sun::star::uno::Reference < com::sun::star::io::XSeekable > xSeek;
const ::com::sun::star::uno::Reference < com::sun::star::lang::XMultiServiceFactory > xFactory;
::com::sun::star::uno::Reference < ::com::sun::star::ucb::XProgressHandler > xProgressHandler;
com::sun::star::uno::Reference < com::sun::star::io::XInputStream > createMemoryStream(
ZipEntry & rEntry,
const vos::ORef < EncryptionData > &rData,
sal_Bool bRawStream,
sal_Bool bDecrypt );
com::sun::star::uno::Reference < com::sun::star::io::XInputStream > createFileStream(
ZipEntry & rEntry,
const vos::ORef < EncryptionData > &rData,
sal_Bool bRawStream,
sal_Bool bDecrypt );
com::sun::star::uno::Reference < com::sun::star::io::XInputStream > createUnbufferedStream(
ZipEntry & rEntry,
const vos::ORef < EncryptionData > &rData,
sal_Bool bRawStream,
sal_Bool bDecrypt );
sal_Bool hasValidPassword ( ZipEntry & rEntry, const vos::ORef < EncryptionData > &rData );
sal_Bool checkSizeAndCRC( const ZipEntry& aEntry );
sal_Int32 getCRC( sal_Int32 nOffset, sal_Int32 nSize );
void getSizeAndCRC( sal_Int32 nOffset, sal_Int32 nCompressedSize, sal_Int32 *nSize, sal_Int32 *nCRC );
public:
ZipFile( com::sun::star::uno::Reference < com::sun::star::io::XInputStream > &xInput,
const com::sun::star::uno::Reference < com::sun::star::lang::XMultiServiceFactory > &xNewFactory,
sal_Bool bInitialise
)
throw(::com::sun::star::io::IOException, com::sun::star::packages::zip::ZipException, com::sun::star::uno::RuntimeException);
ZipFile( com::sun::star::uno::Reference < com::sun::star::io::XInputStream > &xInput,
const com::sun::star::uno::Reference < com::sun::star::lang::XMultiServiceFactory > &xNewFactory,
sal_Bool bInitialise,
sal_Bool bForceRecover,
::com::sun::star::uno::Reference < ::com::sun::star::ucb::XProgressHandler > xProgress
)
throw(::com::sun::star::io::IOException, com::sun::star::packages::zip::ZipException, com::sun::star::uno::RuntimeException);
~ZipFile();
void setInputStream ( com::sun::star::uno::Reference < com::sun::star::io::XInputStream > xNewStream );
::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > SAL_CALL getRawStream(
ZipEntry& rEntry,
const vos::ORef < EncryptionData > &rData,
sal_Bool bDecrypt)
throw(::com::sun::star::io::IOException, ::com::sun::star::packages::zip::ZipException, ::com::sun::star::uno::RuntimeException);
static void StaticGetCipher ( const vos::ORef < EncryptionData > & xEncryptionData, rtlCipher &rCipher );
static void StaticFillHeader ( const vos::ORef < EncryptionData > & rData, sal_Int32 nSize, sal_Int8 * & pHeader );
static sal_Bool StaticFillData ( vos::ORef < EncryptionData > & rData, sal_Int32 &rSize, ::com::sun::star::uno::Reference < com::sun::star::io::XInputStream > &rStream );
::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > SAL_CALL getInputStream(
ZipEntry& rEntry,
const vos::ORef < EncryptionData > &rData,
sal_Bool bDecrypt )
throw(::com::sun::star::io::IOException, ::com::sun::star::packages::zip::ZipException, ::com::sun::star::uno::RuntimeException);
::rtl::OUString SAL_CALL getName( )
throw(::com::sun::star::uno::RuntimeException);
sal_Int32 SAL_CALL getSize( )
throw(::com::sun::star::uno::RuntimeException);
ZipEnumeration * SAL_CALL entries( );
protected:
sal_Bool readLOC ( ZipEntry &rEntry)
throw(::com::sun::star::io::IOException, com::sun::star::packages::zip::ZipException, com::sun::star::uno::RuntimeException);
sal_Int32 readCEN()
throw(::com::sun::star::io::IOException, com::sun::star::packages::zip::ZipException, com::sun::star::uno::RuntimeException);
sal_Int32 findEND()
throw(::com::sun::star::io::IOException, com::sun::star::packages::zip::ZipException, com::sun::star::uno::RuntimeException);
sal_Int32 recover()
throw(::com::sun::star::io::IOException, com::sun::star::packages::zip::ZipException, com::sun::star::uno::RuntimeException);
};
#endif