/[PAMELA software]/yoda/techmodel/TsbBReader.cpp
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Annotation of /yoda/techmodel/TsbBReader.cpp

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Revision 4.5 - (hide annotations) (download)
Mon Aug 29 09:32:28 2005 UTC (19 years, 3 months ago) by kusanagi
Branch: MAIN
Changes since 4.4: +3 -3 lines
Update: in case of CRC error an exception is throws.
Moreover the B_FIELD was filled not correctly

1 kusanagi 2.1 /** @file
2     * $Source: /home/cvsmanager/yoda/techmodel/TsbBReader.cpp,v $
3 kusanagi 4.5 * $Id: TsbBReader.cpp,v 4.4 2005/05/28 10:44:11 kusanagi Exp $
4 kusanagi 2.1 * $Author: kusanagi $
5     *
6     * Implementation of the TsbBReader 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.TsbBReader"));
23    
24     /**
25     * Constructor.
26     */
27     TsbBReader::TsbBReader(void):
28     TechmodelAlgorithm(PacketType::TsbB, "TechmodelTsbB") {
29     TsbB = new TsbBEvent();
30     }
31    
32     /**
33     * Get a string with the version info of the algorithm.
34     */
35     std::string TsbBReader::GetVersionInfo(void) const {
36 kusanagi 4.5 return "$Header: /home/cvsmanager/yoda/techmodel/TsbBReader.cpp,v 4.4 2005/05/28 10:44:11 kusanagi Exp $\n";
37 kusanagi 2.1 }
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 TsbBReader::Init(PamelaRun *run) {
44 kusanagi 3.1 logger->debug(_T("Initialize"));
45 kusanagi 2.1 SetInputStream(run);
46     run->WriteSubPacket(this, &TsbB, TsbB->Class());
47     }
48    
49     /**
50     * Unpack the TsbB event from an input file.
51     */
52     void TsbBReader::RunEvent(int EventNumber, long int length) throw (WrongCRCException){
53    
54     char subData[length];
55 kusanagi 3.1 UINT16 subCRC; //calculated CRC of the data
56 kusanagi 2.1 UINT16 readCRC; //CRC read from the end of the subpacket
57 kusanagi 3.1 long int dataLength = length - 2; //the block of data
58 kusanagi 2.1
59 kusanagi 3.1 InputFile->read(subData, sizeof(subData));
60     subCRC = CM_Compute_CRC16(0, (UINT8*)subData, dataLength);
61 kusanagi 2.1 readCRC = (((UINT16)(subData[length - 2]<<8))&0xFF00) + (((UINT16)subData[length - 1])&0x00FF);
62    
63     if (subCRC != readCRC) throw WrongCRCException(" Wrong CRC for TsbB Packet ");
64    
65     TsbBRecord* rec;
66     TsbB->Records->Clear();
67     TClonesArray &recs = *(TsbB->Records);
68    
69     int i = 0;
70 kusanagi 3.1 long int offset = 0;
71 kusanagi 2.1 while (offset < dataLength){
72     rec = new(recs[i++]) TsbBRecord(); //add a new TsbB
73     rec->RECORD_OBT = (((UINT32)subData[offset]<<24)&0xFF000000) + (((UINT32)subData[offset+1]<<16)&0x00FF0000) + (((UINT32)subData[offset+2]<<8)&0x0000FF00) + (((UINT32)subData[offset+3])&0x000000FF);
74     rec->STATUS_CODE = subData[offset+4];
75     for (int j=0; j < 7; j++){
76 kusanagi 4.5 rec->B_FIELD[j] = ((((UINT16)subData[offset+5+(2*j)]<<8)&0xFF00) + (((UINT16)subData[offset+6+(2*j)])&0x00FF));
77 kusanagi 2.1 }
78     offset = offset + 19;
79     }
80     }
81    

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