yoda/techmodel/VarDumpReader.cpp

/** @file
 * $Source: /home/cvsmanager/yoda/techmodel/VarDumpReader.cpp,v $
 * $Id: VarDumpReader.cpp,v 2.0 2004/09/21 20:50:54 kusanagi Exp $
 * $Author: kusanagi $
 * 
 * Implementation of the VarDumpReader class.
 */

#include <string>
#include <log4cxx/logger.h>
#include <fstream>
#include "stdio.h"
extern "C" {
    #include "CRC.h"
}

#include "ReaderAlgorithms.h"

using namespace pamela;
using namespace pamela::techmodel;

static log4cxx::LoggerPtr logger = log4cxx::Logger::getLogger(_T("pamela.techmodel.VarDumpReader"));

/**
 * Constructor. 
 */
VarDumpReader::VarDumpReader(void): 
  TechmodelAlgorithm(PacketType::VarDump, "TechmodelVarDump") { 
  VarDump = new VarDumpEvent();
}

/**
 * Get a string with the version info of the algorithm.
 */
std::string VarDumpReader::GetVersionInfo(void) const {
  return     "$Header: /home/cvsmanager/yoda/techmodel/VarDumpReader.cpp,v 2.0 2004/09/21 20:50:54 kusanagi Exp $\n";
}

/**
 * Initialize the algorithm with a special run. This will initialize the
 * event reader routines for all packet types.
 */
void VarDumpReader::Init(PamelaRun *run) {
  SetInputStream(run);
  run->WriteSubPacket(this, &VarDump, VarDump->Class());
}

/**
 * Unpack the VarDump event from an input file.
 */
void VarDumpReader::RunEvent(int EventNumber, long int length) throw (WrongCRCException){
 
  char     *subData;
  char      eventCRC[2];
  UINT16    subCRC;      //CRC of the data
  UINT16    readCRC;     //CRC read from the end of the subpacket
  long int  dataLength;
  int vars;
  
    //the 2 bytes subtracted belong to the final event CRC bytes
    dataLength = length - (long int)2;

    subData = new char[dataLength];
    InputFile->read(subData, sizeof(unsigned char)*dataLength);
    subCRC = CM_Compute_CRC16(0, (BYTE*)subData, dataLength);

    //took the final CRC to compare it with the previous calculated CRC of the data
    InputFile->read(eventCRC, sizeof(eventCRC));
    readCRC = (((UINT16)(eventCRC[0]<<8))&0xFF00) + (((UINT16)eventCRC[1])&0x00FF);
    
    if (subCRC != readCRC) throw WrongCRCException(" Wrong CRC for VarDump Packet ");

    VarDumpRecord* rec;
    VarDump->Records->Clear();
    TClonesArray &recs = *(VarDump->Records);
    rec = new(recs[0]) VarDumpRecord(); //add a new TabDump
    vars = dataLength/4;
    rec->Data = new TArrayI(vars, (int*)subData);
    delete [] subData;
  }

1	kusanagi	1.1	/** @file
2	kusanagi	1.2	* $Source: /home/cvsmanager/yoda/techmodel/VarDumpReader.cpp,v $
3	kusanagi	2.1	* $Id: VarDumpReader.cpp,v 2.0 2004/09/21 20:50:54 kusanagi Exp $
4	kusanagi	1.2	* $Author: kusanagi $
5	kusanagi	1.1	*
6			* Implementation of the VarDumpReader class.
7			*/
8
9			#include <string>
10	kusanagi	1.6	#include <log4cxx/logger.h>
11	kusanagi	1.1	#include <fstream>
12			#include "stdio.h"
13			extern "C" {
14			#include "CRC.h"
15			}
16
17			#include "ReaderAlgorithms.h"
18
19			using namespace pamela;
20			using namespace pamela::techmodel;
21
22	kusanagi	1.6	static log4cxx::LoggerPtr logger = log4cxx::Logger::getLogger(_T("pamela.techmodel.VarDumpReader"));
23	kusanagi	1.1
24			/**
25			* Constructor.
26			*/
27			VarDumpReader::VarDumpReader(void):
28			TechmodelAlgorithm(PacketType::VarDump, "TechmodelVarDump") {
29			VarDump = new VarDumpEvent();
30			}
31
32			/**
33			* Get a string with the version info of the algorithm.
34			*/
35			std::string VarDumpReader::GetVersionInfo(void) const {
36	kusanagi	2.1	return "$Header: /home/cvsmanager/yoda/techmodel/VarDumpReader.cpp,v 2.0 2004/09/21 20:50:54 kusanagi Exp $\n";
37	kusanagi	1.1	}
38
39			/**
40			* Initialize the algorithm with a special run. This will initialize the
41			* event reader routines for all packet types.
42			*/
43			void VarDumpReader::Init(PamelaRun *run) {
44			SetInputStream(run);
45			run->WriteSubPacket(this, &VarDump, VarDump->Class());
46			}
47
48			/**
49			* Unpack the VarDump event from an input file.
50			*/
51	kusanagi	2.1	void VarDumpReader::RunEvent(int EventNumber, long int length) throw (WrongCRCException){
52	kusanagi	1.1
53			char *subData;
54			char eventCRC[2];
55			UINT16 subCRC; //CRC of the data
56			UINT16 readCRC; //CRC read from the end of the subpacket
57			long int dataLength;
58	kusanagi	1.3	int vars;
59	kusanagi	1.1
60			//the 2 bytes subtracted belong to the final event CRC bytes
61			dataLength = length - (long int)2;
62
63			subData = new char[dataLength];
64			InputFile->read(subData, sizeof(unsigned char)*dataLength);
65			subCRC = CM_Compute_CRC16(0, (BYTE*)subData, dataLength);
66
67			//took the final CRC to compare it with the previous calculated CRC of the data
68			InputFile->read(eventCRC, sizeof(eventCRC));
69			readCRC = (((UINT16)(eventCRC[0]<<8))&0xFF00) + (((UINT16)eventCRC[1])&0x00FF);
70
71	kusanagi	2.1	if (subCRC != readCRC) throw WrongCRCException(" Wrong CRC for VarDump Packet ");
72
73			VarDumpRecord* rec;
74			VarDump->Records->Clear();
75			TClonesArray &recs = *(VarDump->Records);
76			rec = new(recs[0]) VarDumpRecord(); //add a new TabDump
77			vars = dataLength/4;
78			rec->Data = new TArrayI(vars, (int*)subData);
79	kusanagi	1.4	delete [] subData;
80	kusanagi	1.1	}
81