yoda/techmodel/ArrDumpReader.cpp

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

/**
 * Constructor. 
 */
ArrDumpReader::ArrDumpReader(void): 
  TechmodelAlgorithm(PacketType::ArrDump, "TechmodelArrDump") { 
  logger->debug(_T("Constructor"));
  ArrDump = new ArrDumpEvent();
}

/**
 * Get a string with the version info of the algorithm.
 */
std::string ArrDumpReader::GetVersionInfo(void) const {
  return "$Header: /home/cvsmanager/yoda/techmodel/ArrDumpReader.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 ArrDumpReader::Init(PamelaRun *run) {
  logger->debug(_T("Initialize"));
  SetInputStream(run);
  run->WriteSubPacket(this, &ArrDump, ArrDump->Class());
}

/**
 * Unpack the ArrDump event from an input file.
 */
void ArrDumpReader::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;
  
    //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);
    
    //finally check if the RecordCRC is correct and finally update the partialCRC
    if (subCRC != readCRC) throw WrongCRCException(" Wrong CRC for ArrDump Packet ");

    ArrDumpRecord* rec;
    long int offset = 0;
    int i = 0;
    int size;
    ArrDump->Records->Clear();
    TClonesArray &recs = *(ArrDump->Records);
    while (offset < dataLength){
        rec = new(recs[i++]) ArrDumpRecord(); //add a new TmtcRecord
        rec->Arr_ID  = ((UINT8)subData[offset])&0xFF;
        rec->Arr_len = (((UINT16)subData[offset+1]<<8)&0xFF00) + ((UINT16)subData[offset+2])&0x00FF;
        //rec->Data = new UINT32[rec->Arr_len];
        size = sizeof(UINT32)*(rec->Arr_len);
        rec->Data  = new TArrayI((int)rec->Arr_len, (int*)(subData+offset+3));
        //memcpy(rec->Data, (UINT32*)(subData+offset+3), size);
        offset = offset + size + 3;
    }
    delete [] subData;
  }
1	/** @file
2	* $Source: /home/cvsmanager/yoda/techmodel/ArrDumpReader.cpp,v $
3	* $Id: ArrDumpReader.cpp,v 2.0 2004/09/21 20:50:54 kusanagi Exp $
4	* $Author: kusanagi $
5	*
6	* Implementation of the ArrDumpReader class.
7	*/
8
9	#include <string>
10	#include <log4cxx/logger.h>
11	#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	static log4cxx::LoggerPtr logger = log4cxx::Logger::getLogger(_T("pamela.techmodel.ArrDumpReader"));
23
24	/**
25	* Constructor.
26	*/
27	ArrDumpReader::ArrDumpReader(void):
28	TechmodelAlgorithm(PacketType::ArrDump, "TechmodelArrDump") {
29	logger->debug(_T("Constructor"));
30	ArrDump = new ArrDumpEvent();
31	}
32
33	/**
34	* Get a string with the version info of the algorithm.
35	*/
36	std::string ArrDumpReader::GetVersionInfo(void) const {
37	return "$Header: /home/cvsmanager/yoda/techmodel/ArrDumpReader.cpp,v 2.0 2004/09/21 20:50:54 kusanagi Exp $\n";
38	}
39
40	/**
41	* Initialize the algorithm with a special run. This will initialize the
42	* event reader routines for all packet types.
43	*/
44	void ArrDumpReader::Init(PamelaRun *run) {
45	logger->debug(_T("Initialize"));
46	SetInputStream(run);
47	run->WriteSubPacket(this, &ArrDump, ArrDump->Class());
48	}
49
50	/**
51	* Unpack the ArrDump event from an input file.
52	*/
53	void ArrDumpReader::RunEvent(int EventNumber, long int length) throw (WrongCRCException){
54
55	char *subData;
56	char eventCRC[2];
57	UINT16 subCRC; //CRC of the data
58	UINT16 readCRC; //CRC read from the end of the subpacket
59	long int dataLength;
60
61	//the 2 bytes subtracted belong to the final event CRC bytes
62	dataLength = length - (long int)2;
63
64	subData = new char[dataLength];
65	InputFile->read(subData, sizeof(unsigned char)*dataLength);
66	subCRC = CM_Compute_CRC16(0, (BYTE*)subData, dataLength);
67
68	//took the final CRC to compare it with the previous calculated CRC of the data
69	InputFile->read(eventCRC, sizeof(eventCRC));
70	readCRC = (((UINT16)(eventCRC[0]<<8))&0xFF00) + (((UINT16)eventCRC[1])&0x00FF);
71
72	//finally check if the RecordCRC is correct and finally update the partialCRC
73	if (subCRC != readCRC) throw WrongCRCException(" Wrong CRC for ArrDump Packet ");
74
75	ArrDumpRecord* rec;
76	long int offset = 0;
77	int i = 0;
78	int size;
79	ArrDump->Records->Clear();
80	TClonesArray &recs = *(ArrDump->Records);
81	while (offset < dataLength){
82	rec = new(recs[i++]) ArrDumpRecord(); //add a new TmtcRecord
83	rec->Arr_ID = ((UINT8)subData[offset])&0xFF;
84	rec->Arr_len = (((UINT16)subData[offset+1]<<8)&0xFF00) + ((UINT16)subData[offset+2])&0x00FF;
85	//rec->Data = new UINT32[rec->Arr_len];
86	size = sizeof(UINT32)*(rec->Arr_len);
87	rec->Data = new TArrayI((int)rec->Arr_len, (int*)(subData+offset+3));
88	//memcpy(rec->Data, (UINT32*)(subData+offset+3), size);
89	offset = offset + size + 3;
90	}
91	delete [] subData;
92	}