yoda/techmodel/TmtcReader.cpp

/** @file
 * $Source: /home/cvsmanager/yoda/techmodel/TmtcReader.cpp,v $
 * $Id: TmtcReader.cpp,v 6.2 2006/05/30 19:10:02 kusanagi Exp $
 * $Author: kusanagi $
 * 
 * Implementation of the TmtcReader class.
* ToBeDone:
* Control the CRC for the entire data Packet not just for single records
 */

extern "C" {
        #include "CRC.h"
}
#include "ReaderAlgorithms.h"
using namespace pamela::techmodel;

static log4cxx::LoggerPtr logger = log4cxx::Logger::getLogger(_T("pamela.techmodel.TmtcReader"));

/**
 * Constructor. 
 */
TmtcReader::TmtcReader(void): 
  TechmodelAlgorithm(PacketType::Tmtc, "TechmodelTmtcReader") { 
  logger->debug(_T("Constructor"));
  Tmtc = new TmtcEvent();
}

/**
 * Get a string with the version info of the algorithm.
 */
std::string TmtcReader::GetVersionInfo(void) const {
  return 
    "$Header: /home/cvsmanager/yoda/techmodel/TmtcReader.cpp,v 6.2 2006/05/30 19:10:02 kusanagi Exp $\n";
}

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

/**
 * Unpack the Tmtc event from an input file.
 */
void TmtcReader::RunEvent(int EventNumber, long int length) throw (WrongCRCException){

    int i, j, k;
    /* The ' k ' indexs the number of recs. 
     * It is needed to be indipendent from ' i ' because in case of CRC error the single record is skipped and ' i ' increase by one, but correct records to be stored are still ' i '.
    */
    k = 0;
    char subData[TMTC_SUB_LENGTH];
    char CRCbuff[TMTC_SUBCRC_LENGTH];
    char eventCRC[TMTC_CRC_LENGTH];
    int numRecords = (length-TMTC_CRC_LENGTH)/(TMTC_SUB_LENGTH + TMTC_SUBCRC_LENGTH); //subtract the last two bytes because are the final CRC
    long int start;
    
    TmtcRecord* rec;    
    Tmtc->Records->Clear();
    TClonesArray &recs = *(Tmtc->Records);
    
    UINT16    partialCRC = 0; //partial CRC updated as mcmd packet is read (to compare with the last two bytes of this event)
    UINT16    readCRC = 0;    //partial CRC updated as mcmd packet is read (to compare with the last two bytes of this event)
    for(int i = 0; i < numRecords; i++) {
        start = InputFile->tellg();
        InputFile->read(subData, sizeof(subData));
        InputFile->read(CRCbuff, sizeof(CRCbuff));
        
        partialCRC = CM_Compute_CRC16(partialCRC, (UINT8*)&subData, TMTC_SUB_LENGTH);
        partialCRC = CM_Compute_CRC16(partialCRC, (UINT8*)&CRCbuff, TMTC_SUBCRC_LENGTH);

        //This == CRCBuff is not really parametric take care if have to change the static lengths
        if((UINT8)(CM_Compute_CRC16(0, (UINT8*)&subData, TMTC_SUB_LENGTH)) == (UINT8)CRCbuff[0]){
            rec = new(recs[k++]) TmtcRecord(); //add a new TmtcRecord
            rec->TM_RECORD_OBT            = (((UINT32)subData[0]<<24)&0xFF000000) + (((UINT32)subData[1]<<16)&0x00FF0000) +  (((UINT32)subData[2]<<8)&0x0000FF00) + (((UINT32)subData[3])&0x000000FF);
            rec->TM_DIAG_AND_BILEVEL_ACQ  = (((UINT16)subData[4]<<8)&0x0000FF00) + (((UINT16)subData[5])&0x000000FF);
            
            for(int j = 0; j < 16; j++) {
                rec->TM_TH_ANA[j]    = ((((UINT16)subData[6 + 2*j]<<8)&0xFF00) + (((UINT16)subData[7 + 2*j])&0x00FF)); //20 is the size of TM_DEA_ANA(16) + OBT(4)
            }
            
            for(int j = 0; j < 6; j++) {
                rec->TM_DEA_ANA[j]   = subData[38+j];
            }

        } else {
            stringstream oss;
            oss.str("");
            oss << "Wrong CRC on Subpacket int TMTC Packet starting at position"
                << start;
            logger->warn(oss.str().c_str());
        }
    }    
    InputFile->read(eventCRC, sizeof(eventCRC));
    readCRC = (((UINT16)(eventCRC[0]<<8))&0xFF00) + (((UINT16)eventCRC[1])&0x00FF);
    if(partialCRC != readCRC) throw WrongCRCException(" Wrong Global CRC for TMTC Packet ");
}

/*
float TmtcReader::convert_th(int TH) {
  float a,q,deltax,deltay;
  static int chiama_fun=0;
  float gradi[22],grado=-1;
  int adc[22]={4095, 4036,2976,2213,1662,1259,983,742,576,450,
               354, 281,224,179,145, 117 ,95, 77, 64, 52, 
               43, 35};
  int maxpos=-1,minpos=-1,i;
  
  chiama_fun++;
  for (i=0;i<22;i++)
    {
      gradi[i]=-35+(i*5);
    }
  if (TH==4095) 
    {
      grado=-35.;
    }
  else
    {
      
      for (i=0;i<22;i++)
        {
          if (TH>=adc[i]) 
            {
              minpos=i;
              maxpos=i-1;
              break;
            }
        }
      //        grado=gradi[maxpos]-1./(adc[maxpos]-adc[minpos])*((float)TH-(float)adc[maxpos]) ;
      
      deltax=adc[maxpos]-adc[minpos];
      deltay=gradi[maxpos]-gradi[minpos];
      a=deltay/deltax;
      q=gradi[maxpos]-a*adc[maxpos];
      grado=a*TH+q;             
    }
  return (grado);
}
*/
1	kusanagi	1.1	/** @file
2	kusanagi	1.2	* $Source: /home/cvsmanager/yoda/techmodel/TmtcReader.cpp,v $
3	kusanagi	6.3	* $Id: TmtcReader.cpp,v 6.2 2006/05/30 19:10:02 kusanagi Exp $
4	kusanagi	6.0	* $Author: kusanagi $
5	kusanagi	1.1	*
6			* Implementation of the TmtcReader class.
7			* ToBeDone:
8			* Control the CRC for the entire data Packet not just for single records
9			*/
10
11			extern "C" {
12	kusanagi	6.2	#include "CRC.h"
13	kusanagi	1.1	}
14			#include "ReaderAlgorithms.h"
15			using namespace pamela::techmodel;
16
17	kusanagi	1.4	static log4cxx::LoggerPtr logger = log4cxx::Logger::getLogger(_T("pamela.techmodel.TmtcReader"));
18	kusanagi	1.1
19			/**
20			* Constructor.
21			*/
22			TmtcReader::TmtcReader(void):
23			TechmodelAlgorithm(PacketType::Tmtc, "TechmodelTmtcReader") {
24	kusanagi	1.4	logger->debug(_T("Constructor"));
25	kusanagi	1.1	Tmtc = new TmtcEvent();
26			}
27
28			/**
29			* Get a string with the version info of the algorithm.
30			*/
31			std::string TmtcReader::GetVersionInfo(void) const {
32			return
33	kusanagi	6.3	"$Header: /home/cvsmanager/yoda/techmodel/TmtcReader.cpp,v 6.2 2006/05/30 19:10:02 kusanagi Exp $\n";
34	kusanagi	1.1	}
35
36			/**
37			* Initialize the algorithm with a special run. This will initialize the
38			* event reader routines for all packet types.
39			*/
40			void TmtcReader::Init(PamelaRun *run) {
41			SetInputStream(run);
42			run->WriteSubPacket(this, &Tmtc, Tmtc->Class());
43			}
44
45			/**
46			* Unpack the Tmtc event from an input file.
47			*/
48	kusanagi	2.1	void TmtcReader::RunEvent(int EventNumber, long int length) throw (WrongCRCException){
49	kusanagi	1.1
50	kusanagi	6.1	int i, j, k;
51			/* The ' k ' indexs the number of recs.
52			* It is needed to be indipendent from ' i ' because in case of CRC error the single record is skipped and ' i ' increase by one, but correct records to be stored are still ' i '.
53			*/
54			k = 0;
55	kusanagi	1.2	char subData[TMTC_SUB_LENGTH];
56	kusanagi	1.1	char CRCbuff[TMTC_SUBCRC_LENGTH];
57			char eventCRC[TMTC_CRC_LENGTH];
58			int numRecords = (length-TMTC_CRC_LENGTH)/(TMTC_SUB_LENGTH + TMTC_SUBCRC_LENGTH); //subtract the last two bytes because are the final CRC
59			long int start;
60	kusanagi	1.2
61			TmtcRecord* rec;
62	kusanagi	1.1	Tmtc->Records->Clear();
63			TClonesArray &recs = *(Tmtc->Records);
64	kusanagi	1.2
65	kusanagi	1.1	UINT16 partialCRC = 0; //partial CRC updated as mcmd packet is read (to compare with the last two bytes of this event)
66			UINT16 readCRC = 0; //partial CRC updated as mcmd packet is read (to compare with the last two bytes of this event)
67	kusanagi	2.6	for(int i = 0; i < numRecords; i++) {
68	kusanagi	1.1	start = InputFile->tellg();
69	kusanagi	1.2	InputFile->read(subData, sizeof(subData));
70	kusanagi	1.1	InputFile->read(CRCbuff, sizeof(CRCbuff));
71
72	kusanagi	1.2	partialCRC = CM_Compute_CRC16(partialCRC, (UINT8*)&subData, TMTC_SUB_LENGTH);
73	kusanagi	1.1	partialCRC = CM_Compute_CRC16(partialCRC, (UINT8*)&CRCbuff, TMTC_SUBCRC_LENGTH);
74
75			//This == CRCBuff is not really parametric take care if have to change the static lengths
76	kusanagi	1.2	if((UINT8)(CM_Compute_CRC16(0, (UINT8*)&subData, TMTC_SUB_LENGTH)) == (UINT8)CRCbuff[0]){
77	kusanagi	6.1	rec = new(recs[k++]) TmtcRecord(); //add a new TmtcRecord
78	kusanagi	2.4	rec->TM_RECORD_OBT = (((UINT32)subData[0]<<24)&0xFF000000) + (((UINT32)subData[1]<<16)&0x00FF0000) + (((UINT32)subData[2]<<8)&0x0000FF00) + (((UINT32)subData[3])&0x000000FF);
79			rec->TM_DIAG_AND_BILEVEL_ACQ = (((UINT16)subData[4]<<8)&0x0000FF00) + (((UINT16)subData[5])&0x000000FF);
80	kusanagi	4.1
81	kusanagi	4.2	for(int j = 0; j < 16; j++) {
82	kusanagi	4.1	rec->TM_TH_ANA[j] = ((((UINT16)subData[6 + 2j]<<8)&0xFF00) + (((UINT16)subData[7 + 2j])&0x00FF)); //20 is the size of TM_DEA_ANA(16) + OBT(4)
83	kusanagi	1.1	}
84
85	kusanagi	2.6	for(int j = 0; j < 6; j++) {
86	kusanagi	4.4	rec->TM_DEA_ANA[j] = subData[38+j];
87	kusanagi	2.3	}
88
89	kusanagi	1.1	} else {
90	kusanagi	1.4	stringstream oss;
91	kusanagi	2.1	oss.str("");
92	kusanagi	1.4	oss << "Wrong CRC on Subpacket int TMTC Packet starting at position"
93			<< start;
94			logger->warn(oss.str().c_str());
95	kusanagi	1.1	}
96			}
97			InputFile->read(eventCRC, sizeof(eventCRC));
98			readCRC = (((UINT16)(eventCRC[0]<<8))&0xFF00) + (((UINT16)eventCRC[1])&0x00FF);
99	kusanagi	2.1	if(partialCRC != readCRC) throw WrongCRCException(" Wrong Global CRC for TMTC Packet ");
100	kusanagi	1.1	}
101
102	kusanagi	2.3	/*
103	kusanagi	1.1	float TmtcReader::convert_th(int TH) {
104			float a,q,deltax,deltay;
105			static int chiama_fun=0;
106			float gradi[22],grado=-1;
107			int adc[22]={4095, 4036,2976,2213,1662,1259,983,742,576,450,
108			354, 281,224,179,145, 117 ,95, 77, 64, 52,
109			43, 35};
110			int maxpos=-1,minpos=-1,i;
111
112			chiama_fun++;
113			for (i=0;i<22;i++)
114			{
115			gradi[i]=-35+(i*5);
116			}
117			if (TH==4095)
118			{
119			grado=-35.;
120			}
121			else
122			{
123
124			for (i=0;i<22;i++)
125			{
126			if (TH>=adc[i])
127			{
128			minpos=i;
129			maxpos=i-1;
130			break;
131			}
132			}
133			// grado=gradi[maxpos]-1./(adc[maxpos]-adc[minpos])*((float)TH-(float)adc[maxpos]) ;
134
135			deltax=adc[maxpos]-adc[minpos];
136			deltay=gradi[maxpos]-gradi[minpos];
137			a=deltay/deltax;
138			q=gradi[maxpos]-a*adc[maxpos];
139			grado=a*TH+q;
140			}
141			return (grado);
142			}
143	kusanagi	2.7	*/