/[PAMELA software]/yoda/techmodel/ArrDumpReader.cpp
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Contents of /yoda/techmodel/ArrDumpReader.cpp

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

1 /** @file
2 * $Source: /home/cvspamela/yoda/techmodel/ArrDumpReader.cpp,v $
3 * $Id: ArrDumpReader.cpp,v 1.7 2004/05/11 10:12:35 nagni Exp $
4 * $Author: nagni $
5 *
6 * Implementation of the ArrDumpReader 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.ArrDumpReader");
23
24 /**
25 * Constructor.
26 */
27 ArrDumpReader::ArrDumpReader(void):
28 TechmodelAlgorithm(PacketType::ArrDump, "TechmodelArrDump") {
29 ArrDump = new ArrDumpEvent();
30 }
31
32 /**
33 * Get a string with the version info of the algorithm.
34 */
35 std::string ArrDumpReader::GetVersionInfo(void) const {
36 return "$Header: /home/cvspamela/yoda/techmodel/ArrDumpReader.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 ArrDumpReader::Init(PamelaRun *run) {
44 SetInputStream(run);
45 run->WriteSubPacket(this, &ArrDump, ArrDump->Class());
46 }
47
48 /**
49 * Unpack the ArrDump event from an input file.
50 */
51 void ArrDumpReader::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 ArrDump Packet "
85 << "\n " << log4cpp::CategoryStream::ENDLINE;
86 }
87 }

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