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/** @file |
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* $Author: kusanagi $ |
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* $Date: 2004/09/24 11:57:49 $ |
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* $Revision: 2.2 $ |
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* |
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* Implementation of the functions of a sample Algorithm class. |
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* This file can be used as a templace to develop your own algorithm. |
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*/ |
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|
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#include <log4cxx/logger.h> |
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#include <fstream> |
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#include "TechmodelAlgorithm.h" |
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#include "EventReader.h" |
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#include "ReaderAlgorithms.h" |
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#include "Exception.h" |
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#include "stdio.h" |
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extern "C" { |
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#include "CRC.h" |
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} |
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|
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#define BYTE unsigned char |
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|
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using namespace pamela; |
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using namespace pamela::techmodel; |
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|
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static log4cxx::LoggerPtr logger = log4cxx::Logger::getLogger(_T("pamela.techmodel.EventReader")); |
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|
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unsigned int EventReader::maxPackets = 0; |
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unsigned int EventReader::prevPckCounter = 0; |
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unsigned int EventReader::prevPckOBT = 0; |
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|
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|
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/** |
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* Constructor. |
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*/ |
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EventReader::EventReader(int packetsLimit = -1): |
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TechmodelAlgorithm(0, "TechmodelEventReader"){ |
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//EventReader::EventReader(void): |
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// TechmodelAlgorithm(0, "TechmodelEventReader") { |
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EventReader::maxPackets = packetsLimit; |
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logger->debug(_T("Constructor")); |
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Header = new EventHeader(); |
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|
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::PhysEndRun, new PhysEndRunReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibCalPulse1, new CalibCalPulse1Reader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibCalPulse2, new CalibCalPulse2Reader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Physics, new PhysicsReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibTrkBoth, new CalibTrkBothReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibTrk1, new CalibTrk1Reader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibTrk2, new CalibTrk2Reader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibTrd, new CalibTrdReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibTof, new CalibTofReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibS4, new CalibS4Reader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibCalPed, new CalibCalPedReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibAc, new CalibAcReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::RunHeader, new RunHeaderReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::RunTrailer, new RunTrailerReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibHeader, new CalibHeaderReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibTrailer, new CalibTrailerReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::InitHeader, new InitHeaderReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::InitTrailer, new InitTrailerReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::EventTrk, new EventTrkReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TestTrk, new TestTrkReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TestTof, new TestTofReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Log, new LogReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::VarDump, new VarDumpReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::ArrDump, new ArrDumpReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TabDump, new TabDumpReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Tmtc, new TmtcReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Mcmd, new McmdReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::ForcedFECmd, new ForcedFECmdReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::AcInit, new AcInitReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalInit, new CalInitReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TrkInit, new TrkInitReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TofInit, new TofInitReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TrgInit, new TrgInitReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TrgInit, new NdInitReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalAlarm, new CalAlarmReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::AcAlarm, new AcAlarmReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TrkAlarm, new TrkAlarmReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TrgAlarm, new TrgAlarmReader())); |
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TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TofAlarm, new TofAlarmReader())); |
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} |
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|
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/** |
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* Get a string with the version info of the algorithm. |
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*/ |
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std::string EventReader::GetVersionInfo(void) const { |
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return |
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"$Header: /home/cvsmanager/yoda/techmodel/EventReader.cpp,v 2.2 2004/09/24 11:57:49 kusanagi Exp $\n"; |
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} |
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|
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/** |
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* Initialize the algorithm with a special run. This will initialize the |
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* event reader routines for all packet types. |
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*/ |
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void EventReader::Init(PamelaRun *run) { |
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std::stringstream oss; |
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logger->debug(_T("Initialize")); |
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SetInputStream(run); |
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|
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//Create the structure of directories and create xxx.Header.root files |
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run->WriteHeaders(this, &Header); |
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|
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//Create the xxx.root in it's specific directory |
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for (AlgorithmMap::iterator i = TechmodelAlgorithmMap.begin(); |
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i != TechmodelAlgorithmMap.end(); i++) { |
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oss.flush(); |
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oss << "Initializing algo " << i->second->GetAlgorithmName(); |
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//cout << "Initializing algo " << i->second->GetAlgorithmName(); |
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logger->debug(oss.str().c_str()); |
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i->second->Init(run); |
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} |
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Run = dynamic_cast<TechmodelPamelaRun*>(run); |
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} |
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|
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static void SkipToNextHeader(ifstream *); |
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|
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/** |
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* Read the next event header, call the reader algorithms that |
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* correspond to its packet type, and read the event trailer. |
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*/ |
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|
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// 15 June 2004 ---note------------------ |
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// A nice refacoring would require to not read again the packet data (which is |
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// read in the UnpackPscuHeader() and put directly in the |
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// EventAlgorithm->RunEvent(....) directly the data inside the packet.... will see later.... |
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// 15 June 2004 ---note------------------ |
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void EventReader::RunEvent(int EventNumber) { |
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//for now i'll suppose that the raw file starts immediately with the right bytes |
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//to insert a GetPacketStart() |
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stringstream oss; |
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int step = 0; |
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while (!InputFile->eof() && ((step++ < maxPackets) || (maxPackets == 0))){ |
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try { |
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if (FindStart()) { |
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if(UnpackPscuHeader()){ |
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const PacketType* type = Header->GetPscuHeader()->GetPacketType(); |
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//if (filter->CheckPacket(type)) |
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AlgorithmMap::iterator i = TechmodelAlgorithmMap.find(type); |
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if (i != TechmodelAlgorithmMap.end()) { |
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TechmodelAlgorithm *EventAlgorithm = i->second; |
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EventAlgorithm->RunEvent(EventNumber, Header->GetPscuHeader()->GetPacketLenght()); |
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Run->FillTrees(type); |
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Header->GetCounter()->Increment(type); |
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} else { |
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oss.flush(); |
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oss << "No way to read events of type" << type->GetName(); |
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logger->info(oss.str().c_str()); |
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throw Exception("No way to read events of type " + type->GetName()); |
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} |
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} //else { |
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//**TO BE DONE** <<WRONG CRC l --- LOST PACKET>>// |
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//Have to be defined a "WrongCRC" packet::Type? |
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//} |
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} |
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} catch (...) { |
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//This have to be more detailed. More exceptions type are needed. |
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logger->error("Couldn't read the event. Skipping to the next header."); |
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} |
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if ((step%1000) == 0) std::cout << step/1000 << "K \n"; |
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} |
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Header->GetCounter()->PrintCounters(); |
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} |
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|
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static void SkipToNextHeader(ifstream* TechmodelFile) { |
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// yeah. |
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} |
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|
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|
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|
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/** |
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* Unpack the PSCU header from a file into the structure. |
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*/ |
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int EventReader::UnpackPscuHeader(void) throw (std::exception) { |
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stringstream oss; |
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int response; |
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char buff[16]; |
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InputFile->read(buff, sizeof(buff)); |
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|
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|
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unsigned char PacketId1 = buff[3]; |
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unsigned char PacketId2 = buff[4]; |
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unsigned int Counter = (((UINT32)buff[5]<<16)&0x00FF0000) + (((UINT32)buff[6]<<8)&0x0000FF00) + (((UINT32)buff[7])&0x000000FF); |
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unsigned int OrbitalTime = (((UINT32)buff[8]<<24)&0xFF000000) + (((UINT32)buff[9]<<16)&0x00FF0000) + (((UINT32)buff[10]<<8)&0x0000FF00) + (((UINT32)buff[11])&0x000000FF); |
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unsigned int PacketLenght = (((UINT32)buff[12]<<16)&0x00FF0000) + (((UINT32)buff[13]<<8)&0x0000FF00) + (((UINT32)buff[14])&0x000000FF); |
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unsigned char CRC = buff[15]; |
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unsigned char FileOffset = buff[15]; |
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|
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if (Counter < prevPckCounter){ |
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oss.flush(); |
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oss << "Packet counter is less than before of " << (prevPckCounter - Counter); |
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logger->info(oss.str().c_str()); |
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} |
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|
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if (OrbitalTime < prevPckOBT){ |
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oss.flush(); |
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oss << " Orbital Time is less than before of " << (prevPckOBT - OrbitalTime); |
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logger->info(oss.str().c_str()); |
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} |
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|
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if (((BYTE)CM_Compute_CRC16(0, (BYTE*)&buff, 15) == (BYTE)buff[15]) && (PacketId1 == PacketId2)){ |
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prevPckCounter = Counter; |
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prevPckOBT = OrbitalTime; |
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long int initPos = InputFile->tellg(); |
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long int finalPos; |
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Header->GetPscuHeader()->SetPacketId(PacketId1, PacketId2); |
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Header->GetPscuHeader()->SetCounter(Counter); |
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Header->GetPscuHeader()->SetOrbitalTime(OrbitalTime); |
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//PacketLength is the length of the whole DATApacket starting from the first byte after the header |
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//plus the CRC legth (which varies for each type of packet) |
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Header->GetPscuHeader()->SetPacketLenght(PacketLenght); |
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Header->GetPscuHeader()->SetCRC(CRC); |
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Header->GetPscuHeader()->SetFileOffset(((long int)(InputFile->tellg()) - 16)); |
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|
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//commented out because of the above test code |
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InputFile->seekg(Header->GetPscuHeader()->GetPacketLenght(), std::ios::cur); |
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FindStart(); |
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finalPos = (long int)InputFile->tellg() - (1 + initPos + (long int)(Header->GetPscuHeader()->GetPacketLenght())); |
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if(finalPos == 0){ |
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logger->debug(_T("Correct packet length")); |
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} |
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if (finalPos > 0 && finalPos < 64) { |
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oss.flush(); |
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oss << " Correct packet length: Padded of " << finalPos << " bytes"; |
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logger->warn(oss.str().c_str()); |
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} |
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if (finalPos > 64){ |
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logger->warn(_T(" Wrong packet length? (because of wrong padding?)")); |
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} |
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InputFile->seekg(initPos, std::ios::beg); |
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response = true; |
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} else { |
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logger->warn(_T(" WRONG CRC FOR HEADER ")); |
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InputFile->seekg(-(13), std::ios::cur); |
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response = false; |
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} |
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char tmpId1[4]; |
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char tmpId2[4]; |
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char tmpLength[12]; |
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char tmpStart[100]; |
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char tmpCRC[4]; |
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sprintf(tmpId1, "%02X", PacketId1); |
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sprintf(tmpId2, "%02X", PacketId2); |
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sprintf(tmpLength, "%06X", Header->GetPscuHeader()->GetPacketLenght()); |
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sprintf(tmpStart, "%X", Header->GetPscuHeader()->GetFileOffset()); |
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sprintf(tmpCRC, "%02X", CRC); |
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oss.flush(); |
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oss << "\n Packet Counter (decimal) : " << Counter |
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<< "\n Id1 - Id2 : " << tmpId1 << " - " << tmpId2 |
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<< "\n Orbital Time (decimal) : " << OrbitalTime |
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<< "\n Lenght : " << tmpLength |
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<< "\n CRC : " << tmpCRC |
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<< "\n Header Start Position : " << tmpStart; |
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logger->info(oss.str().c_str()); |
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return response; |
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} |
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|
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/** |
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* Unpack the trailer of a PSCU event into the structure. |
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*/ |
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void EventReader::UnpackPscuTrailer(void) throw (std::exception) { |
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|
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} |
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|
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/** |
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* Find the next starting poin for the PSCU event looking for a {0xFA, 0xFE, 0xDE} sequence |
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*/ |
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int EventReader::FindStart(void) throw (std::exception) { |
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//search an hexadecimal sequence in a file |
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//subSign ------> pointer to the sequence buffer |
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//subSignDim ------> dimension of the buffer |
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// at exit |
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// return true if founds a match (else false) |
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// subF point rigth after the match, if found. Else EOF. |
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//Maurizio 15/11/2002----------------------- |
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const unsigned char subSign[3]={0xFA, 0xFE, 0xDE}; |
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int subSignDim = 3; |
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//------------------------------------------ |
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int subIndex = 0; |
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char dataByte; |
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|
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int buffSize = 100; |
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int index = 0; |
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int loop = 0; |
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char buffer[buffSize]; |
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|
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/* original version |
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while (!InputFile->eof()) { |
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InputFile->get(dataByte); |
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if (dataByte == (char)(*(subSign+subIndex))){ |
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if (subIndex++ == (subSignDim-1)) { |
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InputFile->seekg(-(subIndex), std::ios::cur); |
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return 1; |
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} |
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} else { |
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if (InputFile->eof()) { |
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throw Exception("Extra bytes over the last packets"); |
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} else { |
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subIndex = 0; |
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} |
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} |
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} */ |
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while (!InputFile->eof()) { |
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InputFile->read(buffer, sizeof(buffer)); |
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index = 0; |
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++loop; |
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while (index < buffSize){ |
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dataByte = buffer[index++]; |
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if (dataByte == (char)(*(subSign+subIndex))){ |
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if (subIndex++ == (subSignDim-1)) { |
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InputFile->seekg( (index - subIndex - (buffSize*loop)), std::ios::cur); |
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return 1; |
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} |
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} else { |
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subIndex = 0; |
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} |
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} |
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} |
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return 0; |
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} |
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|
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ClassImp(EventReader) |
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