ae1f7fed15
2008/04/01 12:32:14 thb 1.16.56.2: #i85898# Stripping all external header guards 2008/03/31 16:19:10 rt 1.16.56.1: #i87441# Change license header to LPGL v3.
146 lines
5 KiB
C++
146 lines
5 KiB
C++
/*************************************************************************
|
|
*
|
|
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
|
|
*
|
|
* Copyright 2008 by Sun Microsystems, Inc.
|
|
*
|
|
* OpenOffice.org - a multi-platform office productivity suite
|
|
*
|
|
* $RCSfile: ZipPackageBuffer.cxx,v $
|
|
* $Revision: 1.17 $
|
|
*
|
|
* 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.
|
|
*
|
|
************************************************************************/
|
|
|
|
// MARKER(update_precomp.py): autogen include statement, do not remove
|
|
#include "precompiled_package.hxx"
|
|
#include <ZipPackageBuffer.hxx>
|
|
#include <string.h> // for memcpy
|
|
|
|
|
|
using namespace com::sun::star::uno;
|
|
using namespace com::sun::star::io;
|
|
using com::sun::star::lang::IllegalArgumentException;
|
|
|
|
ZipPackageBuffer::ZipPackageBuffer(sal_Int64 nNewBufferSize )
|
|
: m_nBufferSize (nNewBufferSize)
|
|
, m_nEnd(0)
|
|
, m_nCurrent(0)
|
|
, m_bMustInitBuffer ( sal_True )
|
|
{
|
|
}
|
|
ZipPackageBuffer::ZipPackageBuffer(Sequence < sal_Int8 > &nNewBuffer )
|
|
: m_aBuffer ( nNewBuffer )
|
|
, m_nEnd ( nNewBuffer.getLength() )
|
|
, m_nCurrent( 0 )
|
|
, m_bMustInitBuffer ( sal_False )
|
|
{
|
|
}
|
|
ZipPackageBuffer::~ZipPackageBuffer(void)
|
|
{
|
|
}
|
|
|
|
sal_Int32 SAL_CALL ZipPackageBuffer::readBytes( Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead )
|
|
throw(NotConnectedException, BufferSizeExceededException, IOException, RuntimeException)
|
|
{
|
|
if (nBytesToRead < 0)
|
|
throw BufferSizeExceededException(::rtl::OUString(),*this);
|
|
|
|
if (nBytesToRead + m_nCurrent > m_nEnd)
|
|
nBytesToRead = static_cast < sal_Int32 > (m_nEnd - m_nCurrent);
|
|
|
|
aData.realloc ( nBytesToRead );
|
|
memcpy(aData.getArray(), m_aBuffer.getConstArray() + m_nCurrent, nBytesToRead);
|
|
m_nCurrent +=nBytesToRead;
|
|
return nBytesToRead;
|
|
}
|
|
|
|
sal_Int32 SAL_CALL ZipPackageBuffer::readSomeBytes( Sequence< sal_Int8 >& aData, sal_Int32 nMaxBytesToRead )
|
|
throw(NotConnectedException, BufferSizeExceededException, IOException, RuntimeException)
|
|
{
|
|
return readBytes(aData, nMaxBytesToRead);
|
|
}
|
|
void SAL_CALL ZipPackageBuffer::skipBytes( sal_Int32 nBytesToSkip )
|
|
throw(NotConnectedException, BufferSizeExceededException, IOException, RuntimeException)
|
|
{
|
|
if (nBytesToSkip < 0)
|
|
throw BufferSizeExceededException(::rtl::OUString(),*this);
|
|
|
|
if (nBytesToSkip + m_nCurrent > m_nEnd)
|
|
nBytesToSkip = static_cast < sal_Int32 > (m_nEnd - m_nCurrent);
|
|
|
|
m_nCurrent+=nBytesToSkip;
|
|
}
|
|
sal_Int32 SAL_CALL ZipPackageBuffer::available( )
|
|
throw(NotConnectedException, IOException, RuntimeException)
|
|
{
|
|
return static_cast < sal_Int32 > (m_nEnd - m_nCurrent);
|
|
}
|
|
void SAL_CALL ZipPackageBuffer::closeInput( )
|
|
throw(NotConnectedException, IOException, RuntimeException)
|
|
{
|
|
}
|
|
void SAL_CALL ZipPackageBuffer::writeBytes( const Sequence< sal_Int8 >& aData )
|
|
throw(NotConnectedException, BufferSizeExceededException, IOException, RuntimeException)
|
|
{
|
|
sal_Int64 nDataLen = aData.getLength(), nCombined = m_nEnd + nDataLen;
|
|
|
|
if ( nCombined > m_nBufferSize)
|
|
{
|
|
do
|
|
m_nBufferSize *=2;
|
|
while (nCombined > m_nBufferSize);
|
|
m_aBuffer.realloc(static_cast < sal_Int32 > (m_nBufferSize));
|
|
m_bMustInitBuffer = sal_False;
|
|
}
|
|
else if (m_bMustInitBuffer)
|
|
{
|
|
m_aBuffer.realloc ( static_cast < sal_Int32 > ( m_nBufferSize ) );
|
|
m_bMustInitBuffer = sal_False;
|
|
}
|
|
memcpy( m_aBuffer.getArray() + m_nCurrent, aData.getConstArray(), static_cast < sal_Int32 > (nDataLen));
|
|
m_nCurrent+=nDataLen;
|
|
if (m_nCurrent>m_nEnd)
|
|
m_nEnd = m_nCurrent;
|
|
}
|
|
void SAL_CALL ZipPackageBuffer::flush( )
|
|
throw(NotConnectedException, BufferSizeExceededException, IOException, RuntimeException)
|
|
{
|
|
}
|
|
void SAL_CALL ZipPackageBuffer::closeOutput( )
|
|
throw(NotConnectedException, BufferSizeExceededException, IOException, RuntimeException)
|
|
{
|
|
}
|
|
void SAL_CALL ZipPackageBuffer::seek( sal_Int64 location )
|
|
throw( IllegalArgumentException, IOException, RuntimeException)
|
|
{
|
|
if ( location > m_nEnd || location < 0 )
|
|
throw IllegalArgumentException();
|
|
m_nCurrent = location;
|
|
}
|
|
sal_Int64 SAL_CALL ZipPackageBuffer::getPosition( )
|
|
throw(IOException, RuntimeException)
|
|
{
|
|
return m_nCurrent;
|
|
}
|
|
sal_Int64 SAL_CALL ZipPackageBuffer::getLength( )
|
|
throw(IOException, RuntimeException)
|
|
{
|
|
return m_nEnd;
|
|
}
|