yoda/techmodel/LogReader.cpp

/** @file
 * $Source: /home/cvsmanager/yoda/techmodel/LogReader.cpp,v $
 * $Id: LogReader.cpp,v 1.1.1.1 2004/07/06 12:20:23 kusanagi Exp $
 * $Author: kusanagi $
 * 
 * Implementation of the LogReader class.
* ToBeDone:
* Control the CRC for the entire data Packet not just for single records
 */

#define UINT unsigned int
#define BYTE  unsigned char
#include <string>
#include <log4cpp/Category.hh>
extern "C" {
#include <sys/time.h>
#include "CRC.h"
}

#include <fstream>
#include "stdio.h"
#include "ReaderAlgorithms.h"

#include "event/log/LogRecord.h"

using namespace pamela;
using namespace pamela::techmodel;

static log4cpp::Category& cat = log4cpp::Category::getInstance("pamela.techmodel.LogReader");  

/**
 * Constructor. 
 */
LogReader::LogReader(void): 
  TechmodelAlgorithm(PacketType::Log, "TechmodelLogReader") { 
  cat <<  log4cpp::Priority::DEBUG
      <<  "Constructor "
      <<  "\n " << log4cpp::CategoryStream::ENDLINE;
  Log = new LogEvent();
}

/**
 * Get a string with the version info of the algorithm.
 */
std::string LogReader::GetVersionInfo(void) const {
  return 
    "$Header: /home/cvsmanager/yoda/techmodel/LogReader.cpp,v 1.1.1.1 2004/07/06 12:20:23 kusanagi Exp $\n";
}

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

/**
 * Unpack the Log event from an input file.
 */
void LogReader::RunEvent(int EventNumber, long int length) {
    char     *subData;
    char      eventCRC[2];
    UINT16    subCRC;      //CRC of the data
    UINT16    readCRC;     //CRC read from the end of the subpacket
    long int  dataLength;
 
    //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){
        LogRecord* rec;
        long int offset = 0;
        int i = 0;
        Log->Records->Clear();
        TClonesArray &recs = *(Log->Records);
        while (offset < dataLength){
            rec = new(recs[i++]) LogRecord(); //add a new Log
            rec->LG_RECORD_OBT  = (((UINT32)subData[offset]<<24)&0xFF000000) + (((UINT32)subData[offset+1]<<16)&0x00FF0000) +  (((UINT32)subData[offset+2]<<8)&0x0000FF00) + (((UINT32)subData[offset+3])&0x000000FF);
            rec->LG_LINE        = (((UINT16)subData[offset+4]<<8)&0xFF00) + (((UINT16)subData[offset+5])&0x00FF);
            rec->LG_INFO        = (((UINT16)subData[offset+6]<<8)&0xFF00) + (((UINT16)subData[offset+7])&0x00FF);
            rec->LG_FILE_ID     = ((UINT8)subData[offset+8])&0xFF;
            offset = offset + 9;
        }
        free(subData);
    } else {
        cat <<  log4cpp::Priority::ERROR
            <<  "Wrong CRC in Log Packet "
            <<  "\n " << log4cpp::CategoryStream::ENDLINE;
    }
}
1	kusanagi	1.1	/** @file
2	kusanagi	1.2	* $Source: /home/cvsmanager/yoda/techmodel/LogReader.cpp,v $
3			* $Id: LogReader.cpp,v 1.1.1.1 2004/07/06 12:20:23 kusanagi Exp $
4			* $Author: kusanagi $
5	kusanagi	1.1	*
6			* Implementation of the LogReader class.
7			* ToBeDone:
8			* Control the CRC for the entire data Packet not just for single records
9			*/
10
11			#define UINT unsigned int
12			#define BYTE unsigned char
13			#include <string>
14			#include <log4cpp/Category.hh>
15			extern "C" {
16			#include <sys/time.h>
17			#include "CRC.h"
18			}
19
20			#include <fstream>
21			#include "stdio.h"
22			#include "ReaderAlgorithms.h"
23
24			#include "event/log/LogRecord.h"
25
26			using namespace pamela;
27			using namespace pamela::techmodel;
28
29			static log4cpp::Category& cat = log4cpp::Category::getInstance("pamela.techmodel.LogReader");
30
31			/**
32			* Constructor.
33			*/
34			LogReader::LogReader(void):
35			TechmodelAlgorithm(PacketType::Log, "TechmodelLogReader") {
36			cat << log4cpp::Priority::DEBUG
37			<< "Constructor "
38			<< "\n " << log4cpp::CategoryStream::ENDLINE;
39			Log = new LogEvent();
40			}
41
42			/**
43			* Get a string with the version info of the algorithm.
44			*/
45			std::string LogReader::GetVersionInfo(void) const {
46			return
47	kusanagi	1.2	"$Header: /home/cvsmanager/yoda/techmodel/LogReader.cpp,v 1.1.1.1 2004/07/06 12:20:23 kusanagi Exp $\n";
48	kusanagi	1.1	}
49
50			/**
51			* Initialize the algorithm with a special run. This will initialize the
52			* event reader routines for all packet types.
53			*/
54			void LogReader::Init(PamelaRun *run) {
55			SetInputStream(run);
56			run->WriteSubPacket(this, &Log, Log->Class());
57			}
58
59			/**
60			* Unpack the Log event from an input file.
61			*/
62			void LogReader::RunEvent(int EventNumber, long int length) {
63	kusanagi	1.2	char *subData;
64			char eventCRC[2];
65			UINT16 subCRC; //CRC of the data
66			UINT16 readCRC; //CRC read from the end of the subpacket
67			long int dataLength;
68
69			//the 2 bytes subtracted belong to the final event CRC bytes
70			dataLength = length - (long int)2;
71
72			subData = new char[dataLength];
73			InputFile->read(subData, sizeof(unsigned char)*dataLength);
74			subCRC = CM_Compute_CRC16(0, (BYTE*)subData, dataLength);
75
76			//took the final CRC to compare it with the previous calculated CRC of the data
77			InputFile->read(eventCRC, sizeof(eventCRC));
78			readCRC = (((UINT16)(eventCRC[0]<<8))&0xFF00) + (((UINT16)eventCRC[1])&0x00FF);
79	kusanagi	1.1
80	kusanagi	1.2	if (subCRC == readCRC){
81			LogRecord* rec;
82			long int offset = 0;
83			int i = 0;
84			Log->Records->Clear();
85			TClonesArray &recs = *(Log->Records);
86			while (offset < dataLength){
87			rec = new(recs[i++]) LogRecord(); //add a new Log
88			rec->LG_RECORD_OBT = (((UINT32)subData[offset]<<24)&0xFF000000) + (((UINT32)subData[offset+1]<<16)&0x00FF0000) + (((UINT32)subData[offset+2]<<8)&0x0000FF00) + (((UINT32)subData[offset+3])&0x000000FF);
89			rec->LG_LINE = (((UINT16)subData[offset+4]<<8)&0xFF00) + (((UINT16)subData[offset+5])&0x00FF);
90			rec->LG_INFO = (((UINT16)subData[offset+6]<<8)&0xFF00) + (((UINT16)subData[offset+7])&0x00FF);
91			rec->LG_FILE_ID = ((UINT8)subData[offset+8])&0xFF;
92			offset = offset + 9;
93			}
94			free(subData);
95			} else {
96			cat << log4cpp::Priority::ERROR
97			<< "Wrong CRC in Log Packet "
98			<< "\n " << log4cpp::CategoryStream::ENDLINE;
99			}
100	kusanagi	1.1	}