Commit 21503a16 authored by Andrea Zoli's avatar Andrea Zoli
Browse files

Parse compression fields from xmls.

parent 26b1ce15

src/XmlConfig.cpp

+40 −0
Original line number Diff line number Diff line
@@ -278,6 +278,9 @@ std::string XmlConfig::convert(const std::string& filename) 
	hfs << nbits << endl;

	hfs << "[Field]" << endl;

	_writeFields(header, hfs);

	// query for compression algorithm / compression level

	xpath_node_set compression_algorithm = header.select_nodes("field[@id=\"packetlib:compression_algorithm\"]");

	xpath_node_set compression_level = header.select_nodes("field[@id=\"packetlib:compression_level\"]");



	/// Write packet files

	vector<string> packetFilenames;
@@ -335,6 +338,43 @@ std::string XmlConfig::convert(const std::string& filename) 
		xml_node tail = packet.child("tail");

		_writeFields(tail, pfs);



		// if not defined in the header find in datafieldheader

		int algindex = 0;

		if(compression_algorithm.empty())

		{

			compression_algorithm = datafieldheader.select_nodes("field[@id=\"packetlib:compression_algorithm\"]");

			algindex = 1;

		}

		// and sourcedatafield

		if(compression_algorithm.empty())

		{

			algindex = 2;

			compression_algorithm = sourcedatafield.select_nodes("@field[id=\"packetlib:compression_algorithm\"]");

		}



		// if not defined in the header find in datafieldheader

		int lvlindex = 0;

		if(compression_level.empty())

		{

			compression_level = datafieldheader.select_nodes("field[@id=\"packetlib:compression_level\"]");

			lvlindex = 1;

		}

		// and sourcedatafield

		if(compression_level.empty())

		{

			lvlindex = 2;

			compression_level = sourcedatafield.select_nodes("@field[id=\"packetlib:compression_level\"]");

		}



		if(!compression_algorithm.empty() && !compression_level.empty())

		{

			pfs << "[Compression]" << endl;

			pfs << _physicalIndex[compression_algorithm[0].node()] << endl;

			pfs << algindex << endl;

			pfs << _physicalIndex[compression_level[0].node()] << endl;

			pfs << lvlindex << endl;

		}



		packet=packet.next_sibling();

	}