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

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Revision 1.1 - (hide annotations) (download)
Tue Jul 6 12:20:23 2004 UTC (20 years, 5 months ago) by kusanagi
Branch: MAIN
Initial revision

1 kusanagi 1.1 /** @file
2     * $Source: /home/cvspamela/yoda/techmodel/VarDumpReader.cpp,v $
3     * $Id: VarDumpReader.cpp,v 1.7 2004/05/11 10:12:35 nagni Exp $
4     * $Author: nagni $
5     *
6     * Implementation of the VarDumpReader class.
7     */
8    
9     #include <string>
10     #include <log4cpp/Category.hh>
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 log4cpp::Category& cat = log4cpp::Category::getInstance("pamela.techmodel.VarDumpReader");
23    
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     return "$Header: /home/cvspamela/yoda/techmodel/VarDumpReader.cpp,v 1.7 2004/05/11 10:12:35 nagni Exp $\n";
37     }
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     void VarDumpReader::RunEvent(int EventNumber, long int length) {
52    
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    
59     //the 2 bytes subtracted belong to the final event CRC bytes
60     dataLength = length - (long int)2;
61    
62     subData = new char[dataLength];
63     InputFile->read(subData, sizeof(unsigned char)*dataLength);
64     subCRC = CM_Compute_CRC16(0, (BYTE*)subData, dataLength);
65    
66     //took the final CRC to compare it with the previous calculated CRC of the data
67     InputFile->read(eventCRC, sizeof(eventCRC));
68     readCRC = (((UINT16)(eventCRC[0]<<8))&0xFF00) + (((UINT16)eventCRC[1])&0x00FF);
69    
70     if(!(subCRC == readCRC)) {
71     cat << log4cpp::Priority::ERROR
72     << "The test of calculated CRC with one wrote on file FAILED!!"
73     << "\n " << log4cpp::CategoryStream::ENDLINE;
74     }
75    
76     //finally check if the RecordCRC is correct and finally update the partialCRC
77     if (subCRC == readCRC){
78     /****************************************************************************
79     ---------------------TBD read the data---------------------------
80     ****************************************************************************/
81     free(subData);
82     } else {
83     cat << log4cpp::Priority::ERROR
84     << "Wrong CRC on Subpacket in VarDump Packet "
85     << "\n " << log4cpp::CategoryStream::ENDLINE;
86     }
87     }
88    

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