/[PAMELA software]/yoda/techmodel/EventReader.cpp
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revision 4.0 by kusanagi, Sun Mar 6 04:33:02 2005 UTC revision 4.1 by kusanagi, Tue Mar 22 19:54:22 2005 UTC
# Line 1  Line 1 
1  /** @file  /** @file
2   * $Author: kusanagi $   * $Author: kusanagi $
3   * $Date: 2005/03/06 04:29:20 $   * $Date: 2005/03/06 04:33:02 $
4   * $Revision: 3.1 $   * $Revision: 4.0 $
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.
# Line 90  EventReader::EventReader(int packetsLimi Line 90  EventReader::EventReader(int packetsLimi
90   */   */
91  std::string EventReader::GetVersionInfo(void) const {  std::string EventReader::GetVersionInfo(void) const {
92    return    return
93      "$Header: /home/cvsmanager/yoda/techmodel/EventReader.cpp,v 3.1 2005/03/06 04:29:20 kusanagi Exp $\n";      "$Header: /home/cvsmanager/yoda/techmodel/EventReader.cpp,v 4.0 2005/03/06 04:33:02 kusanagi Exp $\n";
94  }  }
95    
96  /**  /**
# Line 250  void EventReader::UnpackPscuHeader(void) Line 250  void EventReader::UnpackPscuHeader(void)
250      Header->GetPscuHeader()->SetFileOffset(((long int)(InputFile->tellg()) - 16));      Header->GetPscuHeader()->SetFileOffset(((long int)(InputFile->tellg()) - 16));
251            
252      //commented out because of the above test code      //commented out because of the above test code
253      InputFile->seekg(Header->GetPscuHeader()->GetPacketLenght(), std::ios::cur);      /*InputFile->seekg(Header->GetPscuHeader()->GetPacketLenght(), std::ios::cur);
254      if (FindStart()) {      if (FindStart()) {
255          finalPos =  (long int)InputFile->tellg() - (initPos + (long int)(Header->GetPscuHeader()->GetPacketLenght()));          finalPos =  (long int)InputFile->tellg() - (initPos + (long int)(Header->GetPscuHeader()->GetPacketLenght()));
256          if(finalPos == 0){          if(finalPos == 0){
# Line 272  void EventReader::UnpackPscuHeader(void) Line 272  void EventReader::UnpackPscuHeader(void)
272      }      }
273      else {      else {
274          logger->debug(_T(" END OF FILE"));                  logger->debug(_T(" END OF FILE"));        
275      }      }*/
276                    
277          InputFile->seekg(initPos, std::ios::beg);          //InputFile->seekg(initPos, std::ios::beg);
278    } else {    } else {
279       /*Here i should extract the block of Data for later analysis */       /*Here i should extract the block of Data for later analysis */
280      InputFile->seekg(-(13), std::ios::cur);      InputFile->seekg(-(13), std::ios::cur);
# Line 327  bool EventReader::FindStart(void) throw Line 327  bool EventReader::FindStart(void) throw
327  //------------------------------------------  //------------------------------------------
328    int subIndex = 0;    int subIndex = 0;
329    char dataByte;    char dataByte;
330    
331    int  buffSize = 100;    int  buffSize = 64;
332    int  index = 0;    int  index = 0;
333    int  loop = -1;    int  loop = -1;
334    char buffer[buffSize];    char buffer[buffSize];
335      bool flagOverPad = false;
336    
337    while (!InputFile->eof()) {    while (!InputFile->eof()) {
338      InputFile->read(buffer, sizeof(buffer));      InputFile->read(buffer, sizeof(buffer));
# Line 342  bool EventReader::FindStart(void) throw Line 343  bool EventReader::FindStart(void) throw
343          if (dataByte == (char)(*(subSign+subIndex))){          if (dataByte == (char)(*(subSign+subIndex))){
344              if (subIndex++ == (subSignDim-1)) {              if (subIndex++ == (subSignDim-1)) {
345                  InputFile->seekg( (index - (subIndex + buffSize)), std::ios::cur);                  InputFile->seekg( (index - (subIndex + buffSize)), std::ios::cur);
346                    if (flagOverPad){
347                        oss.str("");
348                        oss << "\n This packet beginning is farther than 64 byte from the end of the previous."
349                            << "\n Below the is the currently unpacking packet";
350                        logger->error(oss.str().c_str());
351                        logger->error(Header->GetPscuHeader()->Print());
352                    }
353                  return true;                  return true;
354              }              }
355          } else {          } else {
# Line 350  bool EventReader::FindStart(void) throw Line 358  bool EventReader::FindStart(void) throw
358          }          }
359      }      }
360      //Needs to guarantee the overap of the buffer(s) in several loop      //Needs to guarantee the overap of the buffer(s) in several loop
361        flagOverPad = true;
362      InputFile->seekg( (-1)*(subSignDim + 1) , std::ios::cur);      InputFile->seekg( (-1)*(subSignDim + 1) , std::ios::cur);
363    }    }
364    return false;    return false;
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