/[PAMELA software]/yoda/techmodel/EventReader.cpp
ViewVC logotype

Contents of /yoda/techmodel/EventReader.cpp

Parent Directory Parent Directory | Revision Log Revision Log


Revision 6.12 - (show annotations) (download)
Thu Nov 16 10:49:40 2006 UTC (18 years, 1 month ago) by mocchiut
Branch: MAIN
Changes since 6.11: +8 -6 lines
FileOffset was overriding CRC in some situations, fixed

1 /** @file
2 * $Author: mocchiut $
3 * $Date: 2006/11/14 15:41:41 $
4 * $Revision: 6.11 $
5 *
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 #include <log4cxx/logger.h>
11 #include "EventReader.h"
12 #include "ReaderAlgorithms.h"
13
14 extern "C" {
15 #include "CRC.h"
16 }
17
18 using namespace pamela;
19 using namespace pamela::techmodel;
20
21 static log4cxx::LoggerPtr logger = log4cxx::Logger::getLogger(_T("pamela.techmodel.EventReader"));
22
23 unsigned int EventReader::maxPackets = 0;
24 unsigned int EventReader::prevPckCounter = 0;
25 unsigned int EventReader::prevPckOBT = 0;
26
27
28 /**
29 * Constructor.
30 */
31 EventReader::EventReader(int packetsLimit = -1):
32 TechmodelAlgorithm(0, "TechmodelEventReader"){
33 EventReader::maxPackets = packetsLimit;
34 logger->debug(_T("Constructor"));
35 Header = new EventHeader();
36
37 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::PhysEndRun, new PhysEndRunReader));
38 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibCalPulse1, new CalibCalPulse1Reader));
39 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibCalPulse2, new CalibCalPulse2Reader));
40 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Physics, new PhysicsReader));
41 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibTrkBoth, new CalibTrkBothReader));
42 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibTrk1, new CalibTrk1Reader));
43 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibTrk2, new CalibTrk2Reader));
44 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibTof, new CalibTofReader));
45 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibS4, new CalibS4Reader));
46 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibCalPed, new CalibCalPedReader));
47 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Calib1_Ac1, new Calib1_Ac1Reader));
48 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Calib2_Ac1, new Calib2_Ac1Reader));
49 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Calib1_Ac2, new Calib1_Ac2Reader));
50 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Calib2_Ac2, new Calib2_Ac2Reader));
51 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Calib2_Ac2, new CalibCalReader));
52 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::RunHeader, new RunHeaderReader));
53 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::RunTrailer, new RunTrailerReader));
54 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibHeader, new CalibHeaderReader));
55 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalibTrailer, new CalibTrailerReader));
56 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::InitHeader, new InitHeaderReader));
57 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::InitTrailer, new InitTrailerReader));
58 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::EventTrk, new EventTrkReader));
59 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Log, new LogReader));
60 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::VarDump, new VarDumpReader));
61 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::ArrDump, new ArrDumpReader));
62 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TabDump, new TabDumpReader));
63 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Tmtc, new TmtcReader));
64 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Mcmd, new McmdReader));
65 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::ForcedFECmd, new ForcedFECmdReader));
66 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Ac1Init, new Ac1InitReader));
67 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalInit, new CalInitReader));
68 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TrkInit, new TrkInitReader));
69 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TofInit, new TofInitReader));
70 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TrgInit, new TrgInitReader));
71 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::NdInit, new NdInitReader));
72 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::S4Init, new S4InitReader));
73 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Ac2Init, new Ac2InitReader));
74 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::CalAlarm, new CalAlarmReader));
75 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Ac1Alarm, new Ac1AlarmReader));
76 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TrkAlarm, new TrkAlarmReader));
77 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TrgAlarm, new TrgAlarmReader));
78 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TofAlarm, new TofAlarmReader));
79 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::S4Alarm, new S4AlarmReader));
80 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::Ac2Alarm, new Ac2AlarmReader));
81 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TsbT, new TsbTReader));
82 TechmodelAlgorithmMap.insert(AlgorithmMap::value_type(PacketType::TsbB, new TsbBReader));
83 }
84
85 /**
86 * Get a string with the version info of the algorithm.
87 */
88 std::string EventReader::GetVersionInfo(void) const {
89 return
90 "$Header: /afs/ba.infn.it/user/pamela/src/CVS/yoda/techmodel/EventReader.cpp,v 6.11 2006/11/14 15:41:41 mocchiut Exp $\n";
91 }
92
93 /**
94 * Initialize the algorithm with a special run. This will initialize the
95 * event reader routines for all packet types.
96 */
97 void EventReader::Init(PamelaRun *run) {
98 SetInputStream(run);
99 //Create the structure of directories and create xxx.Header.root files
100 run->WriteHeaders(this, &Header);
101
102 //Create the xxx.root in it's specific directory
103 for (AlgorithmMap::iterator i = TechmodelAlgorithmMap.begin();
104 i != TechmodelAlgorithmMap.end(); i++) {
105 oss.str("");
106 oss << "Initializing algo " << i->second->GetAlgorithmName();
107 logger->debug(oss.str().c_str());
108 i->second->Init(run);
109 }
110 Run = dynamic_cast<TechmodelPamelaRun*>(run);
111 }
112
113 static void SkipToNextHeader(ifstream *);
114
115 /**
116 * Read the next event header, call the reader algorithms that
117 * correspond to its packet type, and read the event trailer.
118 */
119 void EventReader::RunEvent(int EventNumber) {
120 stringstream oss;
121 int step = 0;
122 const PacketType* type;
123 while ( InputFile->good() && !InputFile->eof() && ((step++ < maxPackets) || (maxPackets == 0))){
124 try {
125 if (FindStart()) {
126 UnpackPscuHeader();
127 type = Header->GetPscuHeader()->GetPacketType();
128 AlgorithmMap::iterator i = TechmodelAlgorithmMap.find(type);
129 if (i != TechmodelAlgorithmMap.end()) {
130 TechmodelAlgorithm *EventAlgorithm(i->second);
131 EventAlgorithm->RunEvent(EventNumber, Header->GetPscuHeader()->GetPacketLenght());
132 Run->FillTrees(type);
133 Header->GetCounter()->Increment(type);
134 logger->info(Header->GetPscuHeader()->Print());
135 } else {
136 oss.str("");
137 oss << "\n No way to read events of type " << type->GetName().c_str() << Header->GetPscuHeader()->Print();
138 throw NotExistingAlgorithmException(oss.str().c_str()); //to exctract to an higher level and delete the logger!
139 }
140
141 //
142 // E. Mocchiutti
143 //
144
145 //
146 // Start reading the next event jumping the CPU padding to 64 bits
147 //
148 Float_t pd0 = (16.+Header->GetPscuHeader()->GetPacketLenght())/64.;
149 Float_t pd1 = pd0 - (Float_t)int(pd0);
150 Float_t padfrac = 64. - pd1 * 64.;
151 //
152 UInt_t padbytes = (UInt_t)padfrac;
153 if ( padbytes > 0 ){
154 oss.str("");
155 oss << " padbytes is " << padbytes << " \n skipping these bytes\n";
156 logger->info(oss.str().c_str());
157 InputFile->seekg(padbytes,std::ios::cur);
158 };
159
160 //
161 // end E. Mocchiutti
162 //
163
164 }
165 // In case of exception have to save the packet in a specific root file??
166 } catch (NotExistingAlgorithmException exc) {
167 oss.str("");
168 oss << exc.print() << " " << Header->GetPscuHeader()->Print();
169 logger->error(oss.str().c_str());
170 } catch (WrongCRCHeaderException exc) {
171 oss.str("");
172 oss << exc.print();
173 logger->error(oss.str().c_str());
174 } catch (WrongCRCException exc) {
175 oss.str("");
176 oss << exc.print() << " " << Header->GetPscuHeader()->Print();
177 logger->error(oss.str().c_str());
178 archiveCorruptedPacket(Header->GetPscuHeader()->FileOffset, Header->GetPscuHeader()->PacketLenght);
179
180 } catch (UnidentifiedPacketException exc) {
181 oss.str("");
182 oss << exc.print() << " " << Header->GetPscuHeader()->Print();
183 logger->error(oss.str().c_str());
184 } catch (NotExistingCounterException exc) {
185 oss.str("");
186 oss << exc.print() << " " << Header->GetPscuHeader()->Print();
187 logger->error(oss.str().c_str());
188 } catch (LengthException exc) {
189 oss.str("");
190 oss << exc.print() << " " << Header->GetPscuHeader()->Print();
191 logger->error(oss.str().c_str());
192 } catch (BackwardCounterException exc) {
193 oss.str("");
194 oss << exc.print() << " " << Header->GetPscuHeader()->Print();
195 logger->error(oss.str().c_str());
196 } catch (...) {
197 logger->error("Couldn't read the event. Skipping to the next header. \n");
198 }
199 if ((step%1000) == 0) std::cout << step/1000 << "K \n";
200 oss.str("");
201 oss << "----endPck " << Header->GetPscuHeader()->GetCounter() << "\n";
202 logger->info(oss.str().c_str());
203 }
204 if ( InputFile->fail() || InputFile->bad() ) printf(" ERROR READING RAW FILE! \n"); // E. Mocchiutti
205
206 Header->GetCounter()->PrintCounters();
207 //if (corruptedPacketFile.is_open()) corruptedPacketFile.close();
208 }
209
210 /**
211 * Unpack the PSCU header from a file into the structure.
212 */
213 void EventReader::UnpackPscuHeader(void) throw (WrongCRCHeaderException, LengthException, BackwardCounterException) {
214 stringstream oss;
215 int response = 0;
216 char buff[16];
217 memset(buff, 0, 16*sizeof(char));
218 InputFile->read(buff, sizeof(buff));
219
220
221 unsigned char PacketId1 = buff[3];
222 unsigned char PacketId2 = buff[4];
223 unsigned int Counter = (((UINT32)buff[5]<<16)&0x00FF0000) + (((UINT32)buff[6]<<8)&0x0000FF00) + (((UINT32)buff[7])&0x000000FF);
224 unsigned int OrbitalTime = (((UINT32)buff[8]<<24)&0xFF000000) + (((UINT32)buff[9]<<16)&0x00FF0000) + (((UINT32)buff[10]<<8)&0x0000FF00) + (((UINT32)buff[11])&0x000000FF);
225 unsigned int PacketLenght = (((UINT32)buff[12]<<16)&0x00FF0000) + (((UINT32)buff[13]<<8)&0x0000FF00) + (((UINT32)buff[14])&0x000000FF);
226 unsigned char CRC = buff[15];
227 unsigned char FileOffset = 0;
228
229
230 if (Counter < prevPckCounter){
231 response = prevPckCounter - Counter;
232 //oss.str("");
233 //oss << "Packet counter is less than before of " << (prevPckCounter - Counter);
234 //throw BackwardCounterException(oss.str().c_str());
235 //logger->error(oss.str().c_str());
236 }
237
238 if (Counter > prevPckCounter + 1){
239 oss.str("");
240 oss << "Packet counter is greater than before of " << (Counter - prevPckCounter);
241 logger->error(oss.str().c_str());
242 }
243
244 if ((OrbitalTime == prevPckOBT) & (PacketId1 == 0x10)){
245 oss.str("");
246 oss << "Onboard Time of this packet is equal to the previous packet OBT";
247 logger->error(oss.str().c_str());
248 logger->error(Header->GetPscuHeader()->Print());
249 }
250
251 if (OrbitalTime < prevPckOBT){
252 oss.str("");
253 oss << " Onboard Time is less than before of " << (prevPckOBT - OrbitalTime);
254 logger->error(oss.str().c_str());
255 }
256
257 if (((BYTE)CM_Compute_CRC16(0, (BYTE*)&buff, 15) == (BYTE)buff[15]) && (PacketId1 == PacketId2)){
258 prevPckCounter = Counter;
259 prevPckOBT = OrbitalTime;
260 long int initPos = InputFile->tellg();
261 long int finalPos;
262 Header->GetPscuHeader()->SetPacketId(PacketId1, PacketId2);
263 Header->GetPscuHeader()->SetCounter(Counter);
264 Header->GetPscuHeader()->SetOrbitalTime(OrbitalTime);
265 //PacketLength is the length of the whole DATApacket starting from the first byte after the header
266 //plus the CRC legth (which varies for each type of packet)
267 Header->GetPscuHeader()->SetPacketLenght(PacketLenght);
268 Header->GetPscuHeader()->SetCRC(CRC);
269 Header->GetPscuHeader()->SetFileOffset((unsigned long int)(InputFile->tellg() - 16));
270 } else {
271 /*Here i should extract the block of Data for later analysis */
272 InputFile->seekg(-(13), std::ios::cur);
273 oss.str("");
274 oss << "CRC Header Error on packet:" << PscuHeader::Print(buff);
275 throw WrongCRCHeaderException(oss.str().c_str());
276 }
277
278 if (response > 0){
279 oss.str("");
280 oss << "Packet counter is less than before of " << response;
281 throw BackwardCounterException(oss.str().c_str());
282 }
283 }
284
285 /**
286 * Unpack the trailer of a PSCU event into the structure.
287 */
288 void EventReader::UnpackPscuTrailer(void) throw (std::exception) {
289
290 }
291
292 /**
293 * Find the next starting poin for the PSCU event looking for a {0xFA, 0xFE, 0xDE} sequence
294 */
295 bool EventReader::FindStart(void) throw (std::exception) {
296 //search an hexadecimal sequence in a file
297 //subSign ------> pointer to the sequence buffer
298 //subSignDim ------> dimension of the buffer
299 // at exit
300 // return true if founds a match (else false)
301 // subF point rigth after the match, if found. Else EOF.
302 //Maurizio 15/11/2002-----------------------
303 const int subSignDim = 3;
304 const unsigned char subSign[subSignDim]={0xFA, 0xFE, 0xDE};
305 //------------------------------------------
306 int subIndex = 0;
307 char dataByte;
308
309 int buffSize = 64;
310 int index = 0;
311 int loop = -1;
312 char buffer[buffSize];
313 bool flagOverPad = false;
314 memset(buffer, 0, buffSize*sizeof(char));
315 while (!InputFile->eof()) {
316 InputFile->read(buffer, sizeof(buffer));
317 index = 0;
318 loop++;
319 while (index < buffSize){
320 dataByte = buffer[index++];
321 if (dataByte == (char)(*(subSign+subIndex))){
322 if (subIndex++ == (subSignDim-1)) {
323 InputFile->seekg( (index - (subIndex + buffSize)), std::ios::cur);
324 if (flagOverPad){
325 oss.str("");
326 oss << "\n This packet beginning is farther than 64 byte from the end of the previous."
327 << "\n Below the is the last already unpacked packet";
328 logger->error(oss.str().c_str());
329 logger->error(Header->GetPscuHeader()->Print());
330 }
331 return true;
332 }
333 } else {
334 index = index - (subIndex);
335 subIndex = 0;
336 }
337 }
338 //Needs to guarantee the overap of the buffer(s) in several loop
339 flagOverPad = true;
340 InputFile->seekg( (-1)*(subSignDim + 1) , std::ios::cur);
341 }
342 return false;
343 }
344
345
346 int EventReader::archiveCorruptedPacket(long int offset, long int length) {
347 if (!corruptedPacketFile.is_open()) {
348 oss.str("");
349 oss << Run->GetUnpackPath().c_str() << "Corrupted.dat";
350 cout << oss.str().c_str() << "\n";
351 cout << dec << offset << "\n";
352 cout << dec << length << "\n";
353 corruptedPacketFile.open(oss.str().c_str(), ios::out);
354 }
355 char *buffer = new char[length];
356 InputFile->seekg(offset, ios_base::beg );
357 InputFile->read(buffer, length);
358 corruptedPacketFile.write(buffer, length);
359 InputFile->seekg(offset + 1, ios_base::beg );
360 }
361
362 ClassImp(EventReader)

  ViewVC Help
Powered by ViewVC 1.1.23