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

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Revision 2.8 - (hide annotations) (download)
Tue Jan 11 14:59:31 2005 UTC (19 years, 10 months ago) by kusanagi
Branch: MAIN
Changes since 2.7: +12 -7 lines
Modified various Exception(s) handeling

1 kusanagi 1.1 /** @file
2 kusanagi 1.2 * $Author: kusanagi $
3 kusanagi 2.8 * $Date: 2004/12/22 11:38:35 $
4     * $Revision: 2.7 $
5 kusanagi 1.1 *
6     * Implementation of the functions of a sample Algorithm class.
7     * This file can be used as a templace to develop your own algorithm.
8     */
9    
10 kusanagi 1.10 #include <log4cxx/logger.h>
11 kusanagi 1.1 #include <fstream>
12     #include "EventReader.h"
13     #include "ReaderAlgorithms.h"
14 kusanagi 2.4
15    
16 kusanagi 1.1 extern "C" {
17 kusanagi 2.4 #include "CRC.h"
18 kusanagi 1.1 }
19    
20     using namespace pamela;
21     using namespace pamela::techmodel;
22    
23 kusanagi 1.10 static log4cxx::LoggerPtr logger = log4cxx::Logger::getLogger(_T("pamela.techmodel.EventReader"));
24    
25     unsigned int EventReader::maxPackets = 0;
26 kusanagi 1.7 unsigned int EventReader::prevPckCounter = 0;
27     unsigned int EventReader::prevPckOBT = 0;
28 kusanagi 1.10
29    
30 kusanagi 1.1 /**
31     * Constructor.
32     */
33 kusanagi 1.10 EventReader::EventReader(int packetsLimit = -1):
34     TechmodelAlgorithm(0, "TechmodelEventReader"){
35     EventReader::maxPackets = packetsLimit;
36     logger->debug(_T("Constructor"));
37 kusanagi 1.1 Header = new EventHeader();
38 kusanagi 1.5
39 kusanagi 2.5 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::PhysEndRun, new PhysEndRunReader));
40     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibCalPulse1, new CalibCalPulse1Reader));
41     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibCalPulse2, new CalibCalPulse2Reader));
42     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Physics, new PhysicsReader));
43     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibTrkBoth, new CalibTrkBothReader));
44     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibTrk1, new CalibTrk1Reader));
45     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibTrk2, new CalibTrk2Reader));
46     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibTrd, new CalibTrdReader));
47     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibTof, new CalibTofReader));
48     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibS4, new CalibS4Reader));
49     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibCalPed, new CalibCalPedReader));
50 kusanagi 2.6 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Calib1_Ac1, new Calib1_Ac1Reader));
51     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Calib2_Ac1, new Calib2_Ac1Reader));
52     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Calib1_Ac2, new Calib1_Ac2Reader));
53     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Calib2_Ac2, new Calib2_Ac2Reader));
54 kusanagi 2.5 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::RunHeader, new RunHeaderReader));
55     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::RunTrailer, new RunTrailerReader));
56     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibHeader, new CalibHeaderReader));
57     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibTrailer, new CalibTrailerReader));
58     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::InitHeader, new InitHeaderReader));
59     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::InitTrailer, new InitTrailerReader));
60     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::EventTrk, new EventTrkReader));
61     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TestTrk, new TestTrkReader));
62     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TestTof, new TestTofReader));
63     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Log, new LogReader));
64     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::VarDump, new VarDumpReader));
65     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::ArrDump, new ArrDumpReader));
66     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TabDump, new TabDumpReader));
67     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Tmtc, new TmtcReader));
68     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Mcmd, new McmdReader));
69     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::ForcedFECmd, new ForcedFECmdReader));
70 kusanagi 2.6 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Ac1Init, new Ac1InitReader));
71 kusanagi 2.5 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalInit, new CalInitReader));
72     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TrkInit, new TrkInitReader));
73     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TofInit, new TofInitReader));
74     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TrgInit, new TrgInitReader));
75     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::NdInit, new NdInitReader));
76     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::S4Init, new S4InitReader));
77 kusanagi 2.6 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Ac2Init, new Ac2InitReader));
78 kusanagi 2.5 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalAlarm, new CalAlarmReader));
79     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::AcAlarm, new AcAlarmReader));
80     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TrkAlarm, new TrkAlarmReader));
81     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TrgAlarm, new TrgAlarmReader));
82     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TofAlarm, new TofAlarmReader));
83     TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::S4Alarm, new S4AlarmReader));
84 kusanagi 1.1 }
85    
86     /**
87     * Get a string with the version info of the algorithm.
88     */
89     std::string EventReader::GetVersionInfo(void) const {
90     return
91 kusanagi 2.8 "$Header: /home/cvsmanager/yoda/techmodel/EventReader.cpp,v 2.7 2004/12/22 11:38:35 kusanagi Exp $\n";
92 kusanagi 1.1 }
93    
94     /**
95     * Initialize the algorithm with a special run. This will initialize the
96     * event reader routines for all packet types.
97     */
98     void EventReader::Init(PamelaRun *run) {
99     SetInputStream(run);
100    
101     //Create the structure of directories and create xxx.Header.root files
102     run->WriteHeaders(this, &Header);
103    
104     //Create the xxx.root in it's specific directory
105     for (AlgorithmMap::iterator i = TechmodelAlgorithmMap.begin();
106     i != TechmodelAlgorithmMap.end(); i++) {
107 kusanagi 2.4 oss.str("");
108 kusanagi 1.10 oss << "Initializing algo " << i->second->GetAlgorithmName();
109     logger->debug(oss.str().c_str());
110 kusanagi 1.1 i->second->Init(run);
111     }
112     Run = dynamic_cast<TechmodelPamelaRun*>(run);
113     }
114    
115     static void SkipToNextHeader(ifstream *);
116    
117     /**
118     * Read the next event header, call the reader algorithms that
119     * correspond to its packet type, and read the event trailer.
120     */
121    
122     // 15 June 2004 ---note------------------
123     // A nice refacoring would require to not read again the packet data (which is
124 kusanagi 2.4 // read in the UnpackPscuHeader() and put directly in the
125 kusanagi 1.1 // EventAlgorithm->RunEvent(....) directly the data inside the packet.... will see later....
126     // 15 June 2004 ---note------------------
127     void EventReader::RunEvent(int EventNumber) {
128     //for now i'll suppose that the raw file starts immediately with the right bytes
129     //to insert a GetPacketStart()
130 kusanagi 1.10 stringstream oss;
131     int step = 0;
132 kusanagi 2.5 const PacketType* type;
133 kusanagi 1.10 while (!InputFile->eof() && ((step++ < maxPackets) || (maxPackets == 0))){
134 kusanagi 1.1 try {
135     if (FindStart()) {
136 kusanagi 2.4 UnpackPscuHeader();
137 kusanagi 2.5 type = Header->GetPscuHeader()->GetPacketType();
138 kusanagi 1.1 AlgorithmMap::iterator i = TechmodelAlgorithmMap.find(type);
139     if (i != TechmodelAlgorithmMap.end()) {
140 kusanagi 2.5 TechmodelAlgorithm *EventAlgorithm(i->second);
141 kusanagi 1.1 EventAlgorithm->RunEvent(EventNumber, Header->GetPscuHeader()->GetPacketLenght());
142     Run->FillTrees(type);
143     Header->GetCounter()->Increment(type);
144 kusanagi 2.4 logger->info(Header->GetPscuHeader()->Print());
145 kusanagi 1.1 } else {
146 kusanagi 2.8 oss.str("");
147     oss << "\n No way to read events of type " << type->GetName().c_str() << Header->GetPscuHeader()->Print();
148     throw NotExistingAlgorithmException(oss.str().c_str()); //to exctract to an higher level and delete the logger!
149 kusanagi 2.3 }
150     }
151 kusanagi 2.4 // In case of exception have to save the packet in a specific root file??
152     } catch (NotExistingAlgorithmException exc) {
153 kusanagi 2.5 oss.str("");
154     oss << exc.print() << " " << Header->GetPscuHeader()->Print();
155     logger->error(oss.str().c_str());
156 kusanagi 2.4 } catch (WrongCRCHeaderException exc) {
157 kusanagi 2.5 oss.str("");
158 kusanagi 2.8 oss << exc.print();
159 kusanagi 2.5 logger->error(oss.str().c_str());
160 kusanagi 2.4 } catch (WrongCRCException exc) {
161 kusanagi 2.5 oss.str("");
162     oss << exc.print() << " " << Header->GetPscuHeader()->Print();
163     logger->error(oss.str().c_str());
164 kusanagi 2.4 } catch (UnidentifiedPacketException exc) {
165 kusanagi 2.5 oss.str("");
166     oss << exc.print() << " " << Header->GetPscuHeader()->Print();
167     logger->error(oss.str().c_str());
168 kusanagi 2.4 } catch (NotExistingCounterException exc) {
169 kusanagi 2.5 oss.str("");
170     oss << exc.print() << " " << Header->GetPscuHeader()->Print();
171     logger->error(oss.str().c_str());
172 kusanagi 2.4 } catch (LengthException exc) {
173 kusanagi 2.5 oss.str("");
174     oss << exc.print() << " " << Header->GetPscuHeader()->Print();
175     logger->error(oss.str().c_str());
176 kusanagi 1.1 } catch (...) {
177 kusanagi 2.4 logger->error("Couldn't read the event. Skipping to the next header. \n");
178 kusanagi 1.1 }
179 kusanagi 2.1 if ((step%1000) == 0) std::cout << step/1000 << "K \n";
180 kusanagi 1.1 }
181 kusanagi 1.10 Header->GetCounter()->PrintCounters();
182 kusanagi 1.1 }
183    
184     static void SkipToNextHeader(ifstream* TechmodelFile) {
185     // yeah.
186     }
187    
188    
189    
190     /**
191     * Unpack the PSCU header from a file into the structure.
192     */
193 kusanagi 2.8 void EventReader::UnpackPscuHeader(void) throw (WrongCRCHeaderException, LengthException) {
194 kusanagi 1.10 stringstream oss;
195 kusanagi 2.4 int response = false;
196 kusanagi 1.1 char buff[16];
197     InputFile->read(buff, sizeof(buff));
198    
199    
200     unsigned char PacketId1 = buff[3];
201     unsigned char PacketId2 = buff[4];
202     unsigned int Counter = (((UINT32)buff[5]<<16)&0x00FF0000) + (((UINT32)buff[6]<<8)&0x0000FF00) + (((UINT32)buff[7])&0x000000FF);
203     unsigned int OrbitalTime = (((UINT32)buff[8]<<24)&0xFF000000) + (((UINT32)buff[9]<<16)&0x00FF0000) + (((UINT32)buff[10]<<8)&0x0000FF00) + (((UINT32)buff[11])&0x000000FF);
204     unsigned int PacketLenght = (((UINT32)buff[12]<<16)&0x00FF0000) + (((UINT32)buff[13]<<8)&0x0000FF00) + (((UINT32)buff[14])&0x000000FF);
205     unsigned char CRC = buff[15];
206 kusanagi 1.9 unsigned char FileOffset = buff[15];
207 kusanagi 1.1
208     if (Counter < prevPckCounter){
209 kusanagi 2.4 oss.str("");
210 kusanagi 1.10 oss << "Packet counter is less than before of " << (prevPckCounter - Counter);
211 kusanagi 2.4 logger->warn(oss.str().c_str());
212 kusanagi 1.1 }
213    
214     if (OrbitalTime < prevPckOBT){
215 kusanagi 2.4 oss.str("");
216     oss << " Onboard Time is less than before of " << (prevPckOBT - OrbitalTime);
217     logger->warn(oss.str().c_str());
218 kusanagi 1.1 }
219    
220 kusanagi 1.7 if (((BYTE)CM_Compute_CRC16(0, (BYTE*)&buff, 15) == (BYTE)buff[15]) && (PacketId1 == PacketId2)){
221     prevPckCounter = Counter;
222     prevPckOBT = OrbitalTime;
223 kusanagi 1.1 long int initPos = InputFile->tellg();
224     long int finalPos;
225     Header->GetPscuHeader()->SetPacketId(PacketId1, PacketId2);
226     Header->GetPscuHeader()->SetCounter(Counter);
227     Header->GetPscuHeader()->SetOrbitalTime(OrbitalTime);
228     //PacketLength is the length of the whole DATApacket starting from the first byte after the header
229     //plus the CRC legth (which varies for each type of packet)
230     Header->GetPscuHeader()->SetPacketLenght(PacketLenght);
231     Header->GetPscuHeader()->SetCRC(CRC);
232 kusanagi 1.9 Header->GetPscuHeader()->SetFileOffset(((long int)(InputFile->tellg()) - 16));
233 kusanagi 1.1
234     //commented out because of the above test code
235     InputFile->seekg(Header->GetPscuHeader()->GetPacketLenght(), std::ios::cur);
236 kusanagi 2.7 if (FindStart()) {
237     finalPos = (long int)InputFile->tellg() - (initPos + (long int)(Header->GetPscuHeader()->GetPacketLenght()));
238 kusanagi 1.1 if(finalPos == 0){
239 kusanagi 2.7 logger->debug(_T(" Correct packet length"));
240 kusanagi 1.1 }
241     if (finalPos > 0 && finalPos < 64) {
242 kusanagi 2.4 oss.str("");
243 kusanagi 1.10 oss << " Correct packet length: Padded of " << finalPos << " bytes";
244 kusanagi 2.4 logger->debug(oss.str().c_str());
245 kusanagi 1.1 }
246     if (finalPos > 64){
247 kusanagi 2.4 oss.str("");
248 kusanagi 2.7 oss << " The begin of the next packet is far more than 64 byte from the end of the previous."
249 kusanagi 2.4 << Header->GetPscuHeader()->Print();
250 kusanagi 2.5 logger->error(oss.str().c_str());
251 kusanagi 2.4 //throw LengthException("The begin of the next packet is far more than 64 byte from the end of the previous.");
252 kusanagi 1.1 }
253 kusanagi 2.7 }
254     else {
255     logger->debug(_T(" END OF FILE"));
256     }
257    
258 kusanagi 1.1 InputFile->seekg(initPos, std::ios::beg);
259     } else {
260 kusanagi 2.8 /*Here i should extract the block of Data for later analysis */
261 kusanagi 1.8 InputFile->seekg(-(13), std::ios::cur);
262 kusanagi 2.8 oss.str("");
263     oss << "CRC Header Error on packet:" << PscuHeader::Print(buff);
264     throw WrongCRCHeaderException(oss.str().c_str());
265 kusanagi 1.1 }
266 kusanagi 2.4
267     /* char tmpId1[4];
268 kusanagi 1.1 char tmpId2[4];
269     char tmpLength[12];
270     char tmpStart[100];
271     char tmpCRC[4];
272     sprintf(tmpId1, "%02X", PacketId1);
273     sprintf(tmpId2, "%02X", PacketId2);
274 kusanagi 1.4 sprintf(tmpLength, "%06X", Header->GetPscuHeader()->GetPacketLenght());
275 kusanagi 1.9 sprintf(tmpStart, "%X", Header->GetPscuHeader()->GetFileOffset());
276 kusanagi 1.1 sprintf(tmpCRC, "%02X", CRC);
277 kusanagi 1.10 oss.flush();
278     oss << "\n Packet Counter (decimal) : " << Counter
279 kusanagi 1.1 << "\n Id1 - Id2 : " << tmpId1 << " - " << tmpId2
280     << "\n Orbital Time (decimal) : " << OrbitalTime
281     << "\n Lenght : " << tmpLength
282     << "\n CRC : " << tmpCRC
283 kusanagi 1.10 << "\n Header Start Position : " << tmpStart;
284     logger->info(oss.str().c_str());
285 kusanagi 2.4 */
286 kusanagi 1.1 }
287    
288     /**
289     * Unpack the trailer of a PSCU event into the structure.
290     */
291     void EventReader::UnpackPscuTrailer(void) throw (std::exception) {
292    
293     }
294    
295     /**
296     * Find the next starting poin for the PSCU event looking for a {0xFA, 0xFE, 0xDE} sequence
297     */
298 kusanagi 2.7 bool EventReader::FindStart(void) throw (std::exception) {
299 kusanagi 1.1 //search an hexadecimal sequence in a file
300     //subSign ------> pointer to the sequence buffer
301     //subSignDim ------> dimension of the buffer
302     // at exit
303     // return true if founds a match (else false)
304     // subF point rigth after the match, if found. Else EOF.
305     //Maurizio 15/11/2002-----------------------
306 kusanagi 2.4 const int subSignDim = 3;
307     const unsigned char subSign[subSignDim]={0xFA, 0xFE, 0xDE};
308 kusanagi 1.1 //------------------------------------------
309     int subIndex = 0;
310     char dataByte;
311 kusanagi 1.10
312     int buffSize = 100;
313     int index = 0;
314 kusanagi 2.4 int loop = -1;
315 kusanagi 1.10 char buffer[buffSize];
316    
317     while (!InputFile->eof()) {
318     InputFile->read(buffer, sizeof(buffer));
319     index = 0;
320 kusanagi 2.4 loop++;
321 kusanagi 1.10 while (index < buffSize){
322     dataByte = buffer[index++];
323     if (dataByte == (char)(*(subSign+subIndex))){
324     if (subIndex++ == (subSignDim-1)) {
325 kusanagi 2.4 InputFile->seekg( (index - (subIndex + buffSize)), std::ios::cur);
326 kusanagi 2.7 return true;
327 kusanagi 2.4 }
328 kusanagi 1.10 } else {
329 kusanagi 2.4 index = index - (subIndex);
330 kusanagi 1.10 subIndex = 0;
331     }
332     }
333 kusanagi 2.4 //Needs to guarantee the overap of the buffer(s) in several loop
334     InputFile->seekg( (-1)*(subSignDim + 1) , std::ios::cur);
335 kusanagi 2.7 }
336     return false;
337 kusanagi 1.1 }
338    
339     ClassImp(EventReader)

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