void CompressedFitsWriter::writeCatalog ( bool  closingFile = false )

private

write the compressed data catalog. If closingFile is set to true, checksum is calculated

Definition at line 1016 of file fitsCompressor.cc.

References CompressedFitsFile::_catalog, CompressedFitsFile::_checksum, CompressedFitsFile::_file, Checksum::add(), and i.

Referenced by writeHeader().

{
    uint32_t sizeWritten = 0;
    for (uint32_t i=0;i<_catalog.size();i++)
    {
        for (uint32_t j=0;j<_catalog[i].size();j++)
        {
            //swap the bytes
            int8_t swappedEntry[16];
            swappedEntry[0] = reinterpret_cast<int8_t*>(&_catalog[i][j].first)[7];
            swappedEntry[1] = reinterpret_cast<int8_t*>(&_catalog[i][j].first)[6];
            swappedEntry[2] = reinterpret_cast<int8_t*>(&_catalog[i][j].first)[5];
            swappedEntry[3] = reinterpret_cast<int8_t*>(&_catalog[i][j].first)[4];
            swappedEntry[4] = reinterpret_cast<int8_t*>(&_catalog[i][j].first)[3];
            swappedEntry[5] = reinterpret_cast<int8_t*>(&_catalog[i][j].first)[2];
            swappedEntry[6] = reinterpret_cast<int8_t*>(&_catalog[i][j].first)[1];
            swappedEntry[7] = reinterpret_cast<int8_t*>(&_catalog[i][j].first)[0];

            swappedEntry[8] = reinterpret_cast<int8_t*>(&_catalog[i][j].second)[7];
            swappedEntry[9] = reinterpret_cast<int8_t*>(&_catalog[i][j].second)[6];
            swappedEntry[10] = reinterpret_cast<int8_t*>(&_catalog[i][j].second)[5];
            swappedEntry[11] = reinterpret_cast<int8_t*>(&_catalog[i][j].second)[4];
            swappedEntry[12] = reinterpret_cast<int8_t*>(&_catalog[i][j].second)[3];
            swappedEntry[13] = reinterpret_cast<int8_t*>(&_catalog[i][j].second)[2];
            swappedEntry[14] = reinterpret_cast<int8_t*>(&_catalog[i][j].second)[1];
            swappedEntry[15] = reinterpret_cast<int8_t*>(&_catalog[i][j].second)[0];
            if (closingFile)
            {
                _checksum.add(reinterpret_cast<char*>(swappedEntry), 16);
            }
            _file.write(reinterpret_cast<char*>(&swappedEntry[0]), 2*sizeof(int64_t));
            sizeWritten += 2*sizeof(int64_t);
        }
    }

    //we do not reserve space for now because fverify does not like that.
    //TODO bug should be fixed in the new version. Install it on the cluster and restor space reservation
    return ;

    //write the padding so that the HEAP section starts at a 2880 bytes boundary
    if (sizeWritten % 2880 != 0)
    {
        vector<char> nullVec(2880 - sizeWritten%2880, 0);
        _file.write(nullVec.data(), 2880 - sizeWritten%2880);
    }
}

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