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Diffstat (limited to 'package/source/zipapi/CRC32.cxx')
-rw-r--r-- | package/source/zipapi/CRC32.cxx | 98 |
1 files changed, 0 insertions, 98 deletions
diff --git a/package/source/zipapi/CRC32.cxx b/package/source/zipapi/CRC32.cxx deleted file mode 100644 index bf2fff6ff..000000000 --- a/package/source/zipapi/CRC32.cxx +++ /dev/null @@ -1,98 +0,0 @@ -/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ -/************************************************************************* - * - * 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. - * - ************************************************************************/ - -// MARKER(update_precomp.py): autogen include statement, do not remove -#include "precompiled_package.hxx" -#include <CRC32.hxx> -#ifndef _ZLIB_H -#ifdef SYSTEM_ZLIB -#include <zlib.h> -#else -#include <external/zlib/zlib.h> -#endif -#endif -#include <PackageConstants.hxx> -#include <com/sun/star/io/XInputStream.hpp> - -using namespace com::sun::star::uno; -using namespace com::sun::star::io; - -/** A class to compute the CRC32 value of a data stream - */ - -CRC32::CRC32() -: nCRC(0) -{ -} -CRC32::~CRC32() -{ -} -void SAL_CALL CRC32::reset() - throw(RuntimeException) -{ - nCRC=0; -} -sal_Int32 SAL_CALL CRC32::getValue() - throw(RuntimeException) -{ - return nCRC & 0xFFFFFFFFL; -} -/** Update CRC32 with specified sequence of bytes - */ -void SAL_CALL CRC32::updateSegment(const Sequence< sal_Int8 > &b, - sal_Int32 off, - sal_Int32 len) - throw(RuntimeException) -{ - nCRC = crc32(nCRC, (const unsigned char*)b.getConstArray()+off, len ); -} -/** Update CRC32 with specified sequence of bytes - */ -void SAL_CALL CRC32::update(const Sequence< sal_Int8 > &b) - throw(RuntimeException) -{ - nCRC = crc32(nCRC, (const unsigned char*)b.getConstArray(),b.getLength()); -} - -sal_Int32 SAL_CALL CRC32::updateStream( Reference < XInputStream > & xStream ) - throw ( RuntimeException ) -{ - sal_Int32 nLength, nTotal = 0; - Sequence < sal_Int8 > aSeq ( n_ConstBufferSize ); - do - { - nLength = xStream->readBytes ( aSeq, n_ConstBufferSize ); - updateSegment ( aSeq, 0, nLength ); - nTotal += nLength; - } - while ( nLength == n_ConstBufferSize ); - - return nTotal; -} - -/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |