/[PAMELA software]/yoda/techmodel/EventReader.cpp
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revision 1.1.1.1 by kusanagi, Tue Jul 6 12:20:23 2004 UTC revision 5.1 by kusanagi, Fri Sep 16 12:05:49 2005 UTC
# Line 1  Line 1 
1  /** @file  /** @file
2   * $Author: nagni $   * $Author: kusanagi $
3   * $Date: 2004/06/09 23:18:20 $   * $Date: 2005/08/29 09:46:13 $
4   * $Revision: 1.12 $   * $Revision: 5.0 $
5   *   *
6   * Implementation of the functions of a sample Algorithm class.   * Implementation of the functions of a sample Algorithm class.
7   * This file can be used as a templace to develop your own algorithm.   * This file can be used as a templace to develop your own algorithm.
8   */   */
9    
10  #include <log4cpp/Category.hh>  #include <log4cxx/logger.h>
11  #include <fstream>  #include <fstream>
 #include "TechmodelAlgorithm.h"  
12  #include "EventReader.h"  #include "EventReader.h"
13  #include "ReaderAlgorithms.h"  #include "ReaderAlgorithms.h"
14  #include "Exception.h"  
15  #include "stdio.h"  
16  extern "C" {  extern "C" {
17  #include "CRC.h"      #include "CRC.h"
18  }  }
19    
 #define BYTE unsigned char  
   
20  using namespace pamela;  using namespace pamela;
21  using namespace pamela::techmodel;  using namespace pamela::techmodel;
22    
23  static log4cpp::Category& cat = log4cpp::Category::getInstance("pamela.techmodel.EventReader");  static log4cxx::LoggerPtr logger = log4cxx::Logger::getLogger(_T("pamela.techmodel.EventReader"));
24  static unsigned int prevPckCounter = 0;  
25  static unsigned int prevPckOBT     = 0;  unsigned int EventReader::maxPackets     = 0;
26    unsigned int EventReader::prevPckCounter = 0;
27    unsigned int EventReader::prevPckOBT     = 0;
28    
29    
30  /**  /**
31   * Constructor.   * Constructor.
32   */   */
33  EventReader::EventReader(void):  EventReader::EventReader(int packetsLimit = -1):
34    TechmodelAlgorithm(0, "TechmodelEventReader") {    TechmodelAlgorithm(0, "TechmodelEventReader"){
35    cat <<  log4cpp::Priority::DEBUG    EventReader::maxPackets = packetsLimit;
36        <<  "Constructor "    logger->debug(_T("Constructor"));
       <<  "\n " << log4cpp::CategoryStream::ENDLINE;  
37    Header = new EventHeader();    Header = new EventHeader();
38    /*  
39        TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::PhysEndRun,      new PhysEndRunReader));
40        TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibCalPulse1,  new CalibCalPulse1Reader));
41    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Alarm,    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibCalPulse2,  new CalibCalPulse2Reader));
42                                                    new AlarmReader()));    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Physics,         new PhysicsReader));
43    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Khb,    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibTrk1,       new CalibTrk1Reader));
44                                                    new KhbReader()));    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibTrk2,       new CalibTrk2Reader));
45   */    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibTof,        new CalibTofReader));
46    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Physics,    new PhysicsReader()));    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibS4,         new CalibS4Reader));
47    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::ForcedPkt,  new ForcedPktReader()));    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibCalPed,     new CalibCalPedReader));
48    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::RunHeader,  new RunHeaderReader()));    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Calib1_Ac1,      new Calib1_Ac1Reader));
49    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::RunTrailer, new RunTrailerReader()));    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Calib2_Ac1,      new Calib2_Ac1Reader));
50    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Log,      new LogReader()));    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Calib1_Ac2,      new Calib1_Ac2Reader));
51    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::VarDump,  new VarDumpReader()));    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Calib2_Ac2,      new Calib2_Ac2Reader));
52    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::ArrDump,  new ArrDumpReader()));    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::RunHeader,       new RunHeaderReader));
53    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TabDump,  new TabDumpReader()));    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::RunTrailer,      new RunTrailerReader));
54    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Tmtc,     new TmtcReader()));    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibHeader,     new CalibHeaderReader));
55    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Mcmd,     new McmdReader()));    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibTrailer,    new CalibTrailerReader));
56    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibCal, new CalibCalReader()));    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::InitHeader,      new InitHeaderReader));
57    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibTrk, new CalibTrkReader()));    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::InitTrailer,     new InitTrailerReader));
58    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibTrg, new CalibTrgReader()));    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::EventTrk,        new EventTrkReader));
59    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibTrd, new CalibTrdReader()));    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TestTrk,         new TestTrkReader));
60    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibTof, new CalibTofReader()));    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TestTof,         new TestTofReader));
61    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibS4,  new CalibS4Reader()));    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Log,             new LogReader));
62    /*    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::VarDump,         new VarDumpReader));
63    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::HA_Header_E5,    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::ArrDump,         new ArrDumpReader));
64                                                    new E5Reader()));    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TabDump,         new TabDumpReader));
65  */    TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Tmtc,            new TmtcReader));
66      TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Mcmd,            new McmdReader));
67      TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::ForcedFECmd,     new ForcedFECmdReader));
68      TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Ac1Init,         new Ac1InitReader));
69      TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalInit,         new CalInitReader));
70      TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TrkInit,         new TrkInitReader));
71      TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TofInit,         new TofInitReader));
72      TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TrgInit,         new TrgInitReader));
73      TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::NdInit,          new NdInitReader));
74      TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::S4Init,          new S4InitReader));
75      TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Ac2Init,         new Ac2InitReader));
76      TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalAlarm,        new CalAlarmReader));
77      TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::AcAlarm,         new AcAlarmReader));
78      TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TrkAlarm,        new TrkAlarmReader));
79      TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TrgAlarm,        new TrgAlarmReader));
80      TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TofAlarm,        new TofAlarmReader));
81      TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::S4Alarm,         new S4AlarmReader));
82      TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TsbT,            new TsbTReader));
83      TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TsbB,            new TsbBReader));
84  }  }
85    
86  /**  /**
# Line 70  EventReader::EventReader(void): Line 88  EventReader::EventReader(void):
88   */   */
89  std::string EventReader::GetVersionInfo(void) const {  std::string EventReader::GetVersionInfo(void) const {
90    return    return
91      "$Header: /home/cvspamela/yoda/techmodel/EventReader.cpp,v 1.12 2004/06/09 23:18:20 nagni Exp $\n";      "$Header: /home/cvsmanager/yoda/techmodel/EventReader.cpp,v 5.0 2005/08/29 09:46:13 kusanagi Exp $\n";
92  }  }
93    
94  /**  /**
# Line 86  void EventReader::Init(PamelaRun *run) { Line 104  void EventReader::Init(PamelaRun *run) {
104      //Create the xxx.root in it's specific directory      //Create the xxx.root in it's specific directory
105      for (AlgorithmMap::iterator i = TechmodelAlgorithmMap.begin();      for (AlgorithmMap::iterator i = TechmodelAlgorithmMap.begin();
106         i != TechmodelAlgorithmMap.end(); i++) {         i != TechmodelAlgorithmMap.end(); i++) {
107         cat  <<  log4cpp::Priority::DEBUG         oss.str("");
108              <<  " Initializing algo " << i->second->GetAlgorithmName()         oss << "Initializing algo " << i->second->GetAlgorithmName();
109              <<  "\n " << log4cpp::CategoryStream::ENDLINE;         logger->debug(oss.str().c_str());
110         i->second->Init(run);         i->second->Init(run);
111      }      }
112      Run = dynamic_cast<TechmodelPamelaRun*>(run);      Run = dynamic_cast<TechmodelPamelaRun*>(run);
# Line 100  static void SkipToNextHeader(ifstream *) Line 118  static void SkipToNextHeader(ifstream *)
118   * Read the next event header, call the reader algorithms that   * Read the next event header, call the reader algorithms that
119   * correspond to its packet type, and read the event trailer.   * correspond to its packet type, and read the event trailer.
120   */   */
   
 // 15 June 2004 ---note------------------  
 // A nice refacoring would require to not read again the packet data (which is  
 // read in the UnpackPscuHeader() and put directly in the  
 // EventAlgorithm->RunEvent(....) directly the data inside the packet.... will see later....  
 // 15 June 2004 ---note------------------  
121  void EventReader::RunEvent(int EventNumber) {  void EventReader::RunEvent(int EventNumber) {
122        stringstream oss;
123    cat <<  log4cpp::Priority::ERROR <<  "Start Unpacking........"    int step = 0;
124        <<  "\n " << log4cpp::CategoryStream::ENDLINE;    const PacketType* type;
125    //for now i'll suppose that the raw file starts immediately with the right bytes    while (!InputFile->eof() && ((step++ < maxPackets) || (maxPackets == 0))){
   //to insert a GetPacketStart()  
   while (!InputFile->eof()){  
126      try {      try {
127        if (FindStart()) {        if (FindStart()) {
128          if(UnpackPscuHeader()){              UnpackPscuHeader();
129              const PacketType* type = Header->GetPscuHeader()->GetPacketType();              type = Header->GetPscuHeader()->GetPacketType();
130              AlgorithmMap::iterator i = TechmodelAlgorithmMap.find(type);              AlgorithmMap::iterator i = TechmodelAlgorithmMap.find(type);
131              if (i != TechmodelAlgorithmMap.end()) {              if (i != TechmodelAlgorithmMap.end()) {
132                  TechmodelAlgorithm *EventAlgorithm = i->second;                  TechmodelAlgorithm *EventAlgorithm(i->second);
133                  EventAlgorithm->RunEvent(EventNumber, Header->GetPscuHeader()->GetPacketLenght());                  EventAlgorithm->RunEvent(EventNumber, Header->GetPscuHeader()->GetPacketLenght());
134                  Run->FillTrees(type);                  Run->FillTrees(type);
135                  Header->GetCounter()->Increment(type);                  Header->GetCounter()->Increment(type);
136                    logger->info(Header->GetPscuHeader()->Print());
137              } else {              } else {
138              cat <<  log4cpp::Priority::ERROR                  oss.str("");
139                  <<  "No way to read events of type" << type->GetName()                  oss << "\n No way to read events of type  " << type->GetName().c_str() << Header->GetPscuHeader()->Print();
140                  <<  "\n " << log4cpp::CategoryStream::ENDLINE;                  throw NotExistingAlgorithmException(oss.str().c_str()); //to exctract to an higher level and delete the logger!
141              throw Exception("No way to read events of type " + type->GetName());              }
142          }        }
143        } //else {      // In case of exception have to save the packet in a specific root file??
144          //**TO BE DONE**   <<WRONG CRC l --- LOST PACKET>>//      } catch (NotExistingAlgorithmException exc) {
145          //Have to be defined a "WrongCRC" packet::Type?        oss.str("");
146          //}        oss << exc.print() << " " << Header->GetPscuHeader()->Print();
147       }        logger->error(oss.str().c_str());
148        } catch (WrongCRCHeaderException exc) {
149          oss.str("");
150          oss << exc.print();
151          logger->error(oss.str().c_str());
152        } catch (WrongCRCException exc) {
153          oss.str("");
154          oss << exc.print() << " " << Header->GetPscuHeader()->Print();
155          logger->error(oss.str().c_str());
156          InputFile->seekg( (-1)*(Header->GetPscuHeader()->GetPacketLenght() + 15) , std::ios::cur);
157        } catch (UnidentifiedPacketException exc) {
158          oss.str("");
159          oss << exc.print() << " " << Header->GetPscuHeader()->Print();
160          logger->error(oss.str().c_str());
161        } catch (NotExistingCounterException exc) {
162          oss.str("");
163          oss << exc.print() << " " << Header->GetPscuHeader()->Print();
164          logger->error(oss.str().c_str());
165        } catch (LengthException exc) {
166          oss.str("");
167          oss << exc.print() << " " << Header->GetPscuHeader()->Print();
168          logger->error(oss.str().c_str());
169        } catch (BackwardCounterException exc) {
170          oss.str("");
171          oss << exc.print() << " " << Header->GetPscuHeader()->Print();
172          logger->error(oss.str().c_str());
173      } catch (...) {      } catch (...) {
174        //This have to be more detailed. More exceptions type are needed.        logger->error("Couldn't read the event. Skipping to the next header. \n");
       cat <<  log4cpp::Priority::ERROR <<  "Couldn't read the event. Skipping to the next header."  
           <<  "\n " << log4cpp::CategoryStream::ENDLINE;  
175      }      }
176        if ((step%1000) == 0) std::cout << step/1000 << "K \n";
177        oss.str("");
178        oss << "----endPck " << Header->GetPscuHeader()->GetCounter() << "\n";
179        logger->info(oss.str().c_str());
180    }    }
181    Header->GetCounter()->PrintCounters();      Header->GetCounter()->PrintCounters();
182  }  }
183    
 static void SkipToNextHeader(ifstream* TechmodelFile) {  
   //  yeah.  
 }  
   
   
   
184  /**  /**
185   * Unpack the PSCU header from a file into the structure.   * Unpack the PSCU header from a file into the structure.
186   */   */
187  int EventReader::UnpackPscuHeader(void) throw (std::exception) {  void EventReader::UnpackPscuHeader(void) throw (WrongCRCHeaderException, LengthException, BackwardCounterException) {
188    int response;    stringstream oss;
189      int response = 0;
190    char buff[16];    char buff[16];
191    InputFile->read(buff, sizeof(buff));    InputFile->read(buff, sizeof(buff));
192        
   prevPckCounter = 0;  
   prevPckOBT     = 0;  
193        
194    unsigned char PacketId1    = buff[3];    unsigned char PacketId1    = buff[3];
195    unsigned char PacketId2    = buff[4];    unsigned char PacketId2    = buff[4];
# Line 166  int EventReader::UnpackPscuHeader(void) Line 197  int EventReader::UnpackPscuHeader(void)
197    unsigned int  OrbitalTime  = (((UINT32)buff[8]<<24)&0xFF000000) + (((UINT32)buff[9]<<16)&0x00FF0000) +  (((UINT32)buff[10]<<8)&0x0000FF00) + (((UINT32)buff[11])&0x000000FF);    unsigned int  OrbitalTime  = (((UINT32)buff[8]<<24)&0xFF000000) + (((UINT32)buff[9]<<16)&0x00FF0000) +  (((UINT32)buff[10]<<8)&0x0000FF00) + (((UINT32)buff[11])&0x000000FF);
198    unsigned int  PacketLenght = (((UINT32)buff[12]<<16)&0x00FF0000) +  (((UINT32)buff[13]<<8)&0x0000FF00) + (((UINT32)buff[14])&0x000000FF);    unsigned int  PacketLenght = (((UINT32)buff[12]<<16)&0x00FF0000) +  (((UINT32)buff[13]<<8)&0x0000FF00) + (((UINT32)buff[14])&0x000000FF);
199    unsigned char CRC          = buff[15];    unsigned char CRC          = buff[15];
200      unsigned char FileOffset   = buff[15];
201    
202    
203    if (Counter < prevPckCounter){    if (Counter < prevPckCounter){
204      cat <<  log4cpp::Priority::ERROR      response = prevPckCounter - Counter;
205          <<  " Packet counter is less than before of " << (prevPckCounter - Counter)      //oss.str("");
206          <<  "\n " << log4cpp::CategoryStream::ENDLINE;      //oss << "Packet counter is less than before of " << (prevPckCounter - Counter);
207        //throw BackwardCounterException(oss.str().c_str());
208        //logger->error(oss.str().c_str());
209      }
210    
211      if (Counter > prevPckCounter + 1){
212        oss.str("");
213        oss << "Packet counter is greater than before of " << (Counter - prevPckCounter);
214        logger->error(oss.str().c_str());
215      }
216      
217      if ((OrbitalTime == prevPckOBT) & (PacketId1 == 0x10)){
218        oss.str("");
219        oss << "Onboard Time of this packet is equal to the previous packet OBT";
220        logger->error(oss.str().c_str());
221        logger->error(Header->GetPscuHeader()->Print());
222    }    }
223    
224    if (OrbitalTime < prevPckOBT){    if (OrbitalTime < prevPckOBT){
225        cat <<  log4cpp::Priority::WARN      oss.str("");
226            <<  " Orbital Time is less than before of " << (prevPckOBT - OrbitalTime)      oss << " Onboard Time is less than before of " << (prevPckOBT - OrbitalTime);
227            <<  "\n " << log4cpp::CategoryStream::ENDLINE;      logger->error(oss.str().c_str());
228    }    }
229    
230      if (((BYTE)CM_Compute_CRC16(0, (BYTE*)&buff, 15) == (BYTE)buff[15]) && (PacketId1 == PacketId2)){
231    if ((BYTE)CM_Compute_CRC16(0, (BYTE*)&buff, 15) == (BYTE)buff[15]){      prevPckCounter = Counter;
232        prevPckOBT     = OrbitalTime;
233      long int initPos = InputFile->tellg();      long int initPos = InputFile->tellg();
234      long int finalPos;      long int finalPos;
235      Header->GetPscuHeader()->SetPacketId(PacketId1, PacketId2);      Header->GetPscuHeader()->SetPacketId(PacketId1, PacketId2);
# Line 190  int EventReader::UnpackPscuHeader(void) Line 239  int EventReader::UnpackPscuHeader(void)
239      //plus the CRC legth (which varies for each type of packet)      //plus the CRC legth (which varies for each type of packet)
240      Header->GetPscuHeader()->SetPacketLenght(PacketLenght);      Header->GetPscuHeader()->SetPacketLenght(PacketLenght);
241      Header->GetPscuHeader()->SetCRC(CRC);      Header->GetPscuHeader()->SetCRC(CRC);
242            Header->GetPscuHeader()->SetFileOffset(((long int)(InputFile->tellg()) - 16));
     //commented out because of the above test code  
     InputFile->seekg(Header->GetPscuHeader()->GetPacketLenght(), std::ios::cur);  
     FindStart();  
     finalPos =  (long int)InputFile->tellg() - (1 + initPos + (long int)(Header->GetPscuHeader()->GetPacketLenght()));  
         if(finalPos == 0){  
             cat <<  log4cpp::Priority::INFO <<  " Correct packet length \n"  
                 <<  "\n " << log4cpp::CategoryStream::ENDLINE;  
             }  
         if (finalPos > 0 && finalPos < 64) {  
             cat <<  log4cpp::Priority::WARN  
                 <<  " Correct packet length: Padded of " << finalPos << " bytes \n"  
                 <<  "\n " << log4cpp::CategoryStream::ENDLINE;  
         }  
         if (finalPos > 64){  
             cat <<  log4cpp::Priority::ERROR <<  " Wrong packet length? (because of wrong padding?) \n"  
                 <<  "\n " << log4cpp::CategoryStream::ENDLINE;  
         }  
         InputFile->seekg(initPos, std::ios::beg);  
         response =  true;  
243    } else {    } else {
244      cat <<  log4cpp::Priority::ERROR <<  " WRONG CRC FOR HEADER "       /*Here i should extract the block of Data for later analysis */
245          <<  "\n " << log4cpp::CategoryStream::ENDLINE;      InputFile->seekg(-(13), std::ios::cur);
246      response =  false;      oss.str("");
247        oss << "CRC Header Error on packet:" << PscuHeader::Print(buff);
248        throw WrongCRCHeaderException(oss.str().c_str());
249    }    }
250    
251      char tmpId1[4];    if (response > 0){
252      char tmpId2[4];      oss.str("");
253      char tmpLength[12];      oss << "Packet counter is less than before of " << response;
254      char tmpStart[100];      throw BackwardCounterException(oss.str().c_str());
255      char tmpCRC[4];    }
     sprintf(tmpId1, "%02X", PacketId1);  
     sprintf(tmpId2, "%02X", PacketId2);  
     sprintf(tmpLength, "%06X", PacketLenght);  
     sprintf(tmpStart, "%X", ((long int)(InputFile->tellg()) - 16));  
     sprintf(tmpCRC, "%02X", CRC);  
     cat <<  log4cpp::Priority::INFO    
         <<  "\n Packet Counter (decimal) : "  <<  Counter  
         <<  "\n Id1 - Id2                : "  <<  tmpId1 <<  " - " <<  tmpId2  
         <<  "\n Orbital Time (decimal)   : "  <<  OrbitalTime  
         <<  "\n Lenght                   : "  <<  tmpLength  
         <<  "\n CRC                      : "  <<  tmpCRC  
         <<  "\n Header Start Position    : "  <<  tmpStart  
         <<  "\n " << log4cpp::CategoryStream::ENDLINE;  
   return response;  
256  }  }
257    
258  /**  /**
# Line 247  void EventReader::UnpackPscuTrailer(void Line 265  void EventReader::UnpackPscuTrailer(void
265  /**  /**
266   * Find the next starting poin for the PSCU event looking for a {0xFA, 0xFE, 0xDE} sequence   * Find the next starting poin for the PSCU event looking for a {0xFA, 0xFE, 0xDE} sequence
267   */   */
268  int EventReader::FindStart(void) throw (std::exception) {  bool EventReader::FindStart(void) throw (std::exception) {
269  //search an hexadecimal sequence in a file  //search an hexadecimal sequence in a file
270  //subSign    ------> pointer to the sequence buffer  //subSign    ------> pointer to the sequence buffer
271  //subSignDim ------> dimension of the buffer  //subSignDim ------> dimension of the buffer
# Line 255  int EventReader::FindStart(void) throw ( Line 273  int EventReader::FindStart(void) throw (
273  // return true if founds a match (else false)  // return true if founds a match (else false)
274  // subF point rigth after the match, if found. Else EOF.  // subF point rigth after the match, if found. Else EOF.
275  //Maurizio 15/11/2002-----------------------  //Maurizio 15/11/2002-----------------------
276    const unsigned char subSign[3]={0xFA, 0xFE, 0xDE};    const int subSignDim = 3;
277    int subSignDim = 3;    const unsigned char subSign[subSignDim]={0xFA, 0xFE, 0xDE};
278  //------------------------------------------  //------------------------------------------
279    int subIndex = 0;    int subIndex = 0;
280    char dataByte;    char dataByte;
281    /*InputFile->read(fileByte, 1);  
282      if ( *fileByte ==  *(subSign+subIndex)){    int  buffSize = 64;
283         if (subIndex++ == (subSignDim-1)) {    int  index = 0;
284          InputFile->seekg(-(subIndex), std::ios::cur);    int  loop = -1;
285          return 1;    char buffer[buffSize];
286        }    bool flagOverPad = false;
287        }*/  
288    while (!InputFile->eof()) {    while (!InputFile->eof()) {
289      InputFile->get(dataByte);      InputFile->read(buffer, sizeof(buffer));
290      if (dataByte == (char)(*(subSign+subIndex))){      index = 0;
291        if (subIndex++ == (subSignDim-1)) {      loop++;
292           InputFile->seekg(-(subIndex), std::ios::cur);      while (index < buffSize){
293          return 1;          dataByte = buffer[index++];
294         }          if (dataByte == (char)(*(subSign+subIndex))){
295      } else {              if (subIndex++ == (subSignDim-1)) {
296        if (InputFile->eof()) {                  InputFile->seekg( (index - (subIndex + buffSize)), std::ios::cur);
297          throw Exception("Extra bytes over the last packets");                  if (flagOverPad){
298        } else {                      oss.str("");
299          return 0;                      oss << "\n This packet beginning is farther than 64 byte from the end of the previous."
300        }                          << "\n Below the is the last already unpacked packet";
301        //InputFile->seekg(-(subIndex+1), std::ios::cur);                      logger->error(oss.str().c_str());
302        //subIndex = 0;                      logger->error(Header->GetPscuHeader()->Print());
303      }                  }
304                    return true;
305                }
306            } else {
307                index = index - (subIndex);
308                subIndex = 0;
309            }
310        }
311        //Needs to guarantee the overap of the buffer(s) in several loop
312        flagOverPad = true;
313        InputFile->seekg( (-1)*(subSignDim + 1) , std::ios::cur);
314    }    }
315    return 0;    return false;
316  }  }
317    
318  ClassImp(EventReader)  ClassImp(EventReader)
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