/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* * This file is part of the LibreOffice project. * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. * * This file incorporates work covered by the following license notice: * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed * with this work for additional information regarding copyright * ownership. The ASF licenses this file to you under the Apache * License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 . */ #include #include #include #include #include #include using namespace ::com::sun::star; using namespace com::sun::star::uno; using namespace com::sun::star::io; using com::sun::star::lang::IllegalArgumentException; #if OSL_DEBUG_LEVEL > 0 #define THROW_WHERE SAL_WHERE #else #define THROW_WHERE "" #endif ZipPackageBuffer::ZipPackageBuffer() : m_nBufferSize (n_ConstBufferSize) , m_nEnd(0) , m_nCurrent(0) , m_bMustInitBuffer ( true ) { } ZipPackageBuffer::~ZipPackageBuffer() { } sal_Int32 SAL_CALL ZipPackageBuffer::readBytes( Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead ) { if (nBytesToRead < 0) throw BufferSizeExceededException(THROW_WHERE, *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 ) { return readBytes(aData, nMaxBytesToRead); } void SAL_CALL ZipPackageBuffer::skipBytes( sal_Int32 nBytesToSkip ) { if (nBytesToSkip < 0) throw BufferSizeExceededException(THROW_WHERE, *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( ) { return std::min(SAL_MAX_INT32, m_nEnd - m_nCurrent); } void SAL_CALL ZipPackageBuffer::closeInput( ) { } void SAL_CALL ZipPackageBuffer::writeBytes( const Sequence< sal_Int8 >& aData ) { 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 = false; } else if (m_bMustInitBuffer) { m_aBuffer.realloc ( static_cast < sal_Int32 > ( m_nBufferSize ) ); m_bMustInitBuffer = 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( ) { } void SAL_CALL ZipPackageBuffer::closeOutput( ) { } void SAL_CALL ZipPackageBuffer::seek( sal_Int64 location ) { if ( location > m_nEnd || location < 0 ) throw IllegalArgumentException(THROW_WHERE, uno::Reference< uno::XInterface >(), 1 ); m_nCurrent = location; } sal_Int64 SAL_CALL ZipPackageBuffer::getPosition( ) { return m_nCurrent; } sal_Int64 SAL_CALL ZipPackageBuffer::getLength( ) { return m_nEnd; } /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ tion value='distro/collabora/cp-5.3'>distro/collabora/cp-5.3 LibreOffice 核心代码仓库文档基金会
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