96 lines
3.2 KiB
C++
96 lines
3.2 KiB
C++
/* -*- 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 .
|
|
*/
|
|
#pragma once
|
|
|
|
#include <com/sun/star/ucb/XSimpleFileAccess3.hpp>
|
|
#include <comphelper/fileurl.hxx>
|
|
#include <osl/diagnose.h>
|
|
#include <rtl/string.hxx>
|
|
#include <memory>
|
|
#include <unordered_map>
|
|
|
|
namespace helpdatafileproxy {
|
|
|
|
class HDFData
|
|
{
|
|
friend class Hdf;
|
|
|
|
int m_nSize;
|
|
std::unique_ptr<char[]> m_pBuffer;
|
|
|
|
void copyToBuffer( const char* pSrcData, int nSize );
|
|
|
|
public:
|
|
HDFData() : m_nSize( 0 ) {}
|
|
|
|
int getSize() const
|
|
{ return m_nSize; }
|
|
const char* getData() const
|
|
{ return m_pBuffer.get(); }
|
|
};
|
|
|
|
typedef std::unordered_map< OString,std::pair<int,int> > StringToValPosMap;
|
|
typedef std::unordered_map< OString,OString > StringToDataMap;
|
|
|
|
class Hdf
|
|
{
|
|
OUString m_aFileURL;
|
|
std::unique_ptr<StringToDataMap> m_pStringToDataMap;
|
|
std::unique_ptr<StringToValPosMap> m_pStringToValPosMap;
|
|
css::uno::Reference< css::ucb::XSimpleFileAccess3 >
|
|
m_xSFA;
|
|
|
|
css::uno::Sequence< sal_Int8 >
|
|
m_aItData;
|
|
int m_nItRead;
|
|
int m_iItPos;
|
|
|
|
static bool implReadLenAndData(
|
|
const char* pData, char const * end, int& riPos, HDFData& rValue );
|
|
|
|
public:
|
|
//HDFHelp must get a fileURL which can then directly be used by simple file access.
|
|
//SimpleFileAccess requires file URLs as arguments. Passing file path may work but fails
|
|
//for example when using long file paths on Windows, which start with "\\?\"
|
|
Hdf( OUString aFileURL,
|
|
css::uno::Reference< css::ucb::XSimpleFileAccess3 > xSFA )
|
|
: m_aFileURL( std::move(aFileURL) )
|
|
, m_xSFA( std::move(xSFA) )
|
|
, m_nItRead( -1 )
|
|
, m_iItPos( -1 )
|
|
{
|
|
OSL_ASSERT(comphelper::isFileUrl(m_aFileURL));
|
|
}
|
|
~Hdf();
|
|
|
|
void createHashMap( bool bOptimizeForPerformance );
|
|
void releaseHashMap();
|
|
|
|
bool getValueForKey( const OString& rKey, HDFData& rValue );
|
|
|
|
bool startIteration();
|
|
bool getNextKeyAndValue( HDFData& rKey, HDFData& rValue );
|
|
void stopIteration();
|
|
Hdf(const Hdf&) = delete;
|
|
void operator=(const Hdf&) = delete;
|
|
};
|
|
|
|
}
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|