/usr/include/liblas/detail/index/indexoutput.hpp is in liblas-dev 1.8.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* $Id$
*
* Project: libLAS - http://liblas.org - A BSD library for LAS format data.
* Purpose: index output implementation for C++ libLAS
* Author: Gary Huber, gary@garyhuberart.com
*
******************************************************************************
*
* (C) Copyright Gary Huber 2010, gary@garyhuberart.com
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following
* conditions are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided
* with the distribution.
* * Neither the name of the Martin Isenburg or Iowa Department
* of Natural Resources nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
****************************************************************************/
#ifndef LIBLAS_DETAIL_INDEXOUTPUT_HPP_INCLUDED
#define LIBLAS_DETAIL_INDEXOUTPUT_HPP_INCLUDED
#include <liblas/index.hpp>
#include <liblas/detail/index/indexcell.hpp>
namespace liblas { namespace detail {
class IndexOutput
{
friend class liblas::Index;
public:
IndexOutput(liblas::Index *indexsource);
private:
liblas::Index *m_index;
liblas::VariableRecord m_indexVLRHeaderRecord, m_indexVLRCellRecord;
IndexVLRData m_indexVLRHeaderData, m_indexVLRCellPointData, m_indexVLRTempData;
uint32_t m_VLRCommonDataSize, m_VLRDataSizeLocation, m_FirstCellLocation, m_LastCellLocation, m_VLRPointCountLocation;
uint32_t m_DataRecordSize, m_TempWritePos, m_DataPointsThisVLR;
bool m_FirstCellInVLR, m_SomeDataReadyToWrite;
protected:
bool InitiateOutput(void);
bool OutputCell(liblas::detail::IndexCell *CellBlock, uint32_t CurCellX, uint32_t CurCellY);
bool InitializeVLRData(uint32_t CurCellX, uint32_t CurCellY);
bool FinalizeOutput(void);
};
template <typename T, typename Q>
inline void WriteVLRData_n(IndexVLRData& dest, T& src, Q& pos)
{
// Fix little-endian
LIBLAS_SWAP_BYTES_N(src, sizeof(T));
// error if writing past array end
if (static_cast<size_t>(pos) + sizeof(T) > dest.size())
dest.resize(dest.size() + (std::numeric_limits<unsigned short>::max)());
// copy sizeof(T) bytes to destination
memcpy(&dest[pos], &src, sizeof(T));
// increment the write position to end of written data
pos += sizeof(T);
}
template <typename T, typename Q>
inline void WriteVLRDataNoInc_n(IndexVLRData& dest, T& src, Q const& pos)
{
// Fix little-endian
LIBLAS_SWAP_BYTES_N(src, sizeof(T));
// error if writing past array end
if (static_cast<size_t>(pos) + sizeof(T) > dest.size())
dest.resize(dest.size() + (std::numeric_limits<unsigned short>::max)());
// copy sizeof(T) bytes to destination
memcpy(&dest[pos], &src, sizeof(T));
}
template <typename T, typename Q>
inline void WriteVLRData_str(IndexVLRData& dest, char * const src, T const srclen, Q& pos)
{
// copy srclen bytes to destination
std::memcpy(&dest[pos], src, srclen);
// error if writing past array end
if (static_cast<size_t>(pos) + static_cast<size_t>(srclen) > dest.size())
dest.resize(dest.size() + (std::numeric_limits<unsigned short>::max)());
// increment the write position to end of written data
pos += srclen;
}
template <typename T, typename Q>
inline void WriteVLRDataNoInc_str(IndexVLRData& dest, char * const src, T const srclen, Q pos)
{
// error if writing past array end
if (static_cast<size_t>(pos) + static_cast<size_t>(srclen) > dest.size())
dest.resize(dest.size() + (std::numeric_limits<unsigned short>::max)());
// copy srclen bytes to destination
memcpy(&dest[pos], src, srclen);
}
}} // namespace liblas::detail
#endif // LIBLAS_DETAIL_INDEXOUTPUT_HPP_INCLUDED
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