office-gobmx/package/source/zipapi/XFileStream.hxx
2010-10-28 15:48:02 +01:00

95 lines
4.6 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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#ifndef _XFILE_STREAM_HXX
#define _XFILE_STREAM_HXX
#include <com/sun/star/lang/IllegalArgumentException.hpp>
#include <com/sun/star/io/XSeekable.hpp>
#include <com/sun/star/io/XInputStream.hpp>
#include <cppuhelper/implbase2.hxx>
#include <rtl/ref.hxx>
#include <Inflater.hxx>
#include <ZipEntry.hxx>
namespace com { namespace sun { namespace star {
namespace io { class XOutputStream; }
} } }
class EncryptionData;
typedef void* rtlCipher;
class XFileStream : public cppu::WeakImplHelper2
<
com::sun::star::io::XInputStream,
com::sun::star::io::XSeekable
>
{
protected:
com::sun::star::uno::Reference < com::sun::star::io::XInputStream > mxZipStream;
com::sun::star::uno::Reference < com::sun::star::io::XSeekable > mxZipSeek;
com::sun::star::uno::Reference < com::sun::star::io::XInputStream > mxTempIn;
com::sun::star::uno::Reference < com::sun::star::io::XSeekable > mxTempSeek;
com::sun::star::uno::Reference < com::sun::star::io::XOutputStream > mxTempOut;
com::sun::star::uno::Sequence < sal_Int8 > maBuffer, maCompBuffer;
ZipEntry maEntry;
rtl::Reference < EncryptionData > mxData;
rtlCipher maCipher;
Inflater maInflater;
sal_Bool mbRawStream, mbFinished;
sal_Int64 mnZipCurrent, mnZipEnd, mnZipSize;
void fill( sal_Int64 nUntil );
public:
XFileStream( ZipEntry & rEntry,
com::sun::star::uno::Reference < com::sun::star::io::XInputStream > xNewZipStream,
com::sun::star::uno::Reference < com::sun::star::io::XInputStream > xNewTempStream,
const rtl::Reference < EncryptionData > &rData,
sal_Bool bRawStream,
sal_Bool bIsEncrypted );
virtual ~XFileStream();
// XInputStream
virtual sal_Int32 SAL_CALL readBytes( ::com::sun::star::uno::Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead )
throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
virtual sal_Int32 SAL_CALL readSomeBytes( ::com::sun::star::uno::Sequence< sal_Int8 >& aData, sal_Int32 nMaxBytesToRead )
throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL skipBytes( sal_Int32 nBytesToSkip )
throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
virtual sal_Int32 SAL_CALL available( )
throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL closeInput( )
throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
// XSeekable
virtual void SAL_CALL seek( sal_Int64 location )
throw(::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
virtual sal_Int64 SAL_CALL getPosition( )
throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
virtual sal_Int64 SAL_CALL getLength( )
throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
};
#endif
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