diff options
Diffstat (limited to 'package/source/zipapi/Inflater.cxx')
-rw-r--r-- | package/source/zipapi/Inflater.cxx | 165 |
1 files changed, 0 insertions, 165 deletions
diff --git a/package/source/zipapi/Inflater.cxx b/package/source/zipapi/Inflater.cxx deleted file mode 100644 index a340caa05..000000000 --- a/package/source/zipapi/Inflater.cxx +++ /dev/null @@ -1,165 +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 <Inflater.hxx> -#ifndef _ZLIB_H -#ifdef SYSTEM_ZLIB -#include <zlib.h> -#else -#include <external/zlib/zlib.h> -#endif -#endif -#include <string.h> // for memset - -using namespace com::sun::star::uno; -using namespace ZipUtils; - -/** Provides general purpose decompression using the ZLIB library */ - -Inflater::Inflater(sal_Bool bNoWrap) -: bFinished(sal_False), - bSetParams(sal_False), - bNeedDict(sal_False), - nOffset(0), - nLength(0), - nLastInflateError(0), - pStream(NULL) -{ - pStream = new z_stream; - /* memset to 0 to set zalloc/opaque etc */ - memset (pStream, 0, sizeof(*pStream)); - sal_Int32 nRes; - nRes = inflateInit2(pStream, bNoWrap ? -MAX_WBITS : MAX_WBITS); - switch (nRes) - { - case Z_OK: - break; - case Z_MEM_ERROR: - delete pStream; - break; - case Z_STREAM_ERROR: - delete pStream; - break; - default: - break; - } -} - -Inflater::~Inflater() -{ - end(); -} - -void SAL_CALL Inflater::setInput( const Sequence< sal_Int8 >& rBuffer ) -{ - sInBuffer = rBuffer; - nOffset = 0; - nLength = rBuffer.getLength(); -} - -sal_Bool SAL_CALL Inflater::needsDictionary( ) -{ - return bNeedDict; -} - -sal_Bool SAL_CALL Inflater::finished( ) -{ - return bFinished; -} - -sal_Int32 SAL_CALL Inflater::doInflateSegment( Sequence< sal_Int8 >& rBuffer, sal_Int32 nNewOffset, sal_Int32 nNewLength ) -{ - if (nNewOffset < 0 || nNewLength < 0 || nNewOffset + nNewLength > rBuffer.getLength()) - { - // do error handling - } - return doInflateBytes(rBuffer, nNewOffset, nNewLength); -} - -void SAL_CALL Inflater::end( ) -{ - if (pStream != NULL) - { -#if defined SYSTEM_ZLIB || !defined ZLIB_PREFIX - inflateEnd(pStream); -#else - z_inflateEnd(pStream); -#endif - delete pStream; - } - pStream = NULL; -} - -sal_Int32 Inflater::doInflateBytes (Sequence < sal_Int8 > &rBuffer, sal_Int32 nNewOffset, sal_Int32 nNewLength) -{ - if ( !pStream ) - { - nLastInflateError = Z_STREAM_ERROR; - return 0; - } - - nLastInflateError = 0; - - pStream->next_in = ( unsigned char* ) ( sInBuffer.getConstArray() + nOffset ); - pStream->avail_in = nLength; - pStream->next_out = reinterpret_cast < unsigned char* > ( rBuffer.getArray() + nNewOffset ); - pStream->avail_out = nNewLength; - -#if defined SYSTEM_ZLIB || !defined ZLIB_PREFIX - sal_Int32 nResult = ::inflate(pStream, Z_PARTIAL_FLUSH); -#else - sal_Int32 nResult = ::z_inflate(pStream, Z_PARTIAL_FLUSH); -#endif - - switch (nResult) - { - case Z_STREAM_END: - bFinished = sal_True; - case Z_OK: - nOffset += nLength - pStream->avail_in; - nLength = pStream->avail_in; - return nNewLength - pStream->avail_out; - - case Z_NEED_DICT: - bNeedDict = sal_True; - nOffset += nLength - pStream->avail_in; - nLength = pStream->avail_in; - return 0; - - default: - // it is no error, if there is no input or no output - if ( nLength && nNewLength ) - nLastInflateError = nResult; - } - - return 0; -} - -/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |