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62bb3cd4 | 1 | // $Id$ |
2 | ||
3 | /************************************************************************** | |
4 | * This file is property of and copyright by the ALICE HLT Project * | |
5 | * ALICE Experiment at CERN, All rights reserved. * | |
6 | * * | |
7 | * Primary Authors: Matthias Richter <Matthias.Richter@ift.uib.no> * | |
8 | * for The ALICE HLT Project. * | |
9 | * * | |
10 | * Permission to use, copy, modify and distribute this software and its * | |
11 | * documentation strictly for non-commercial purposes is hereby granted * | |
12 | * without fee, provided that the above copyright notice appears in all * | |
13 | * copies and that both the copyright notice and this permission notice * | |
14 | * appear in the supporting documentation. The authors make no claims * | |
15 | * about the suitability of this software for any purpose. It is * | |
16 | * provided "as is" without express or implied warranty. * | |
17 | **************************************************************************/ | |
18 | ||
19 | /** @file AliHLTOUT.cxx | |
20 | @author Matthias Richter | |
21 | @date | |
22 | @brief The control class for HLTOUT data. */ | |
23 | ||
4de7334f | 24 | // see header file for class documentation |
25 | // or | |
26 | // refer to README to build package | |
27 | // or | |
28 | // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt | |
62bb3cd4 | 29 | |
4de7334f | 30 | #include <cerrno> |
5db0e774 | 31 | #include <cassert> |
62bb3cd4 | 32 | #include "AliHLTOUT.h" |
33 | ||
34 | /** ROOT macro for the implementation of ROOT specific class methods */ | |
35 | ClassImp(AliHLTOUT) | |
36 | ||
37 | AliHLTOUT::AliHLTOUT() | |
4de7334f | 38 | : |
39 | fSearchDataType(kAliHLTVoidDataType), | |
40 | fSearchSpecification(kAliHLTVoidDataSpec), | |
049b43b2 | 41 | fFlags(0), |
4de7334f | 42 | fBlockDescList(), |
43 | fCurrent(fBlockDescList.begin()), | |
5db0e774 | 44 | fpBuffer(NULL), |
45 | fDataHandlers() | |
4de7334f | 46 | { |
62bb3cd4 | 47 | // see header file for class documentation |
48 | // or | |
49 | // refer to README to build package | |
50 | // or | |
51 | // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt | |
52 | } | |
53 | ||
4b113031 | 54 | // definitions from ALICE internal note ALICE-INT-2002-010 |
55 | const unsigned char AliHLTOUT::fgkCDHStatusWord=4; | |
56 | const unsigned char AliHLTOUT::fgkCDHStatusFlagsOffset=12; | |
57 | ||
58 | // definitions from ALICE internal note ALICE-INT-2006-XXX | |
59 | const unsigned char AliHLTOUT::fgkCDHFlagsHLTDecision=6; | |
60 | const unsigned char AliHLTOUT::fgkCDHFlagsHLTPayload=7; | |
61 | ||
62bb3cd4 | 62 | AliHLTOUT::~AliHLTOUT() |
4de7334f | 63 | { |
64 | // see header file for class documentation | |
65 | } | |
66 | ||
5db0e774 | 67 | int AliHLTOUT::Init() |
68 | { | |
69 | // see header file for class documentation | |
70 | int iResult=0; | |
18b56222 | 71 | SetStatusFlag(kCollecting); |
5db0e774 | 72 | if ((iResult=GenerateIndex())>=0) { |
73 | if ((iResult=InitHandlers())>=0) { | |
74 | } | |
75 | } | |
18b56222 | 76 | ClearStatusFlag(kCollecting); |
5db0e774 | 77 | return iResult; |
78 | } | |
79 | ||
4de7334f | 80 | int AliHLTOUT::GetNofDataBlocks() |
81 | { | |
82 | // see header file for class documentation | |
83 | return fBlockDescList.size(); | |
84 | } | |
85 | ||
5db0e774 | 86 | int AliHLTOUT::SelectFirstDataBlock(AliHLTComponentDataType dt, AliHLTUInt32_t spec, |
87 | AliHLTModuleAgent::AliHLTOUTHandlerType handlerType) | |
4de7334f | 88 | { |
89 | // see header file for class documentation | |
049b43b2 | 90 | if (CheckStatusFlag(kLocked)) return -EPERM; |
4de7334f | 91 | fCurrent=fBlockDescList.begin(); |
92 | fSearchDataType=dt; | |
93 | fSearchSpecification=spec; | |
5db0e774 | 94 | //fSearchHandlerType=handlerType; |
049b43b2 | 95 | return FindAndSelectDataBlock(); |
4de7334f | 96 | } |
97 | ||
98 | int AliHLTOUT::SelectNextDataBlock() | |
99 | { | |
100 | // see header file for class documentation | |
049b43b2 | 101 | if (CheckStatusFlag(kLocked)) return -EPERM; |
18b56222 | 102 | if (fCurrent==fBlockDescList.end()) return -ENOENT; |
049b43b2 | 103 | fCurrent++; |
104 | return FindAndSelectDataBlock(); | |
105 | } | |
106 | ||
107 | int AliHLTOUT::FindAndSelectDataBlock() | |
108 | { | |
109 | // see header file for class documentation | |
110 | if (CheckStatusFlag(kLocked)) return -EPERM; | |
4de7334f | 111 | int iResult=-ENOENT; |
112 | while (fCurrent!=fBlockDescList.end() && iResult==-ENOENT) { | |
d8f5c9fe | 113 | if ((*fCurrent)==fSearchDataType && |
5db0e774 | 114 | fSearchSpecification==kAliHLTVoidDataSpec || (*fCurrent)==fSearchSpecification && |
115 | 1/*fSearchHandlerType==AliHLTModuleAgent::kUnknownOutput*/) { | |
18b56222 | 116 | iResult=fCurrent->GetIndex(); |
049b43b2 | 117 | // TODO: check the byte order on the current system and the byte order of the |
118 | // data block, print warning when missmatch and user did not check | |
d76bc02a | 119 | //AliHLTOUTByteOrder_t blockBO=CheckByteOrder(); |
06f53caf | 120 | CheckByteOrder(); |
049b43b2 | 121 | /* |
122 | if (blockBO!=fByteOrder) { | |
123 | SetStatusFlag(kByteOrderWarning); | |
124 | ||
125 | } | |
126 | */ | |
127 | ClearStatusFlag(kByteOrderChecked); | |
128 | ||
129 | // TODO: check the alignment on the current system and the alignment of the | |
130 | // data block, print warning when missmatch and user did not check | |
131 | ClearStatusFlag(kAlignmentChecked); | |
18b56222 | 132 | |
133 | break; | |
4de7334f | 134 | } |
049b43b2 | 135 | fCurrent++; |
4de7334f | 136 | } |
137 | return iResult; | |
138 | } | |
139 | ||
140 | int AliHLTOUT::GetDataBlockDescription(AliHLTComponentDataType& dt, AliHLTUInt32_t& spec) | |
141 | { | |
142 | // see header file for class documentation | |
143 | int iResult=-ENOENT; | |
144 | if (fCurrent!=fBlockDescList.end()) { | |
145 | iResult=0; | |
146 | dt=(*fCurrent); | |
147 | spec=(*fCurrent); | |
148 | } | |
149 | return iResult; | |
150 | } | |
151 | ||
5db0e774 | 152 | AliHLTUInt32_t AliHLTOUT::GetDataBlockIndex() |
153 | { | |
154 | // see header file for class documentation | |
18b56222 | 155 | if (fCurrent==fBlockDescList.end()) return AliHLTOUTInvalidIndex; |
156 | return fCurrent->GetIndex(); | |
5db0e774 | 157 | } |
158 | ||
4de7334f | 159 | int AliHLTOUT::GetDataBuffer(const AliHLTUInt8_t* &pBuffer, AliHLTUInt32_t& size) |
160 | { | |
161 | // see header file for class documentation | |
162 | int iResult=-ENOENT; | |
163 | pBuffer=NULL; | |
164 | size=0; | |
165 | if (fCurrent!=fBlockDescList.end()) { | |
e94eb049 | 166 | if ((iResult=GetDataBuffer(fCurrent->GetIndex(), pBuffer, size))>=0) { |
4de7334f | 167 | fpBuffer=pBuffer; |
168 | } | |
169 | } | |
170 | return iResult; | |
171 | } | |
172 | ||
173 | int AliHLTOUT::ReleaseDataBuffer(const AliHLTUInt8_t* pBuffer) | |
174 | { | |
175 | // see header file for class documentation | |
176 | int iResult=0; | |
177 | if (pBuffer==fpBuffer) { | |
178 | fpBuffer=NULL; | |
179 | } else { | |
180 | HLTWarning("buffer %p does not match the provided one %p", pBuffer, fpBuffer); | |
181 | } | |
182 | return iResult; | |
183 | } | |
184 | ||
626bfcc1 | 185 | AliHLTOUTHandler* AliHLTOUT::GetHandler() |
186 | { | |
187 | // see header file for class documentation | |
188 | AliHLTOUTHandler* pHandler=NULL; | |
189 | pHandler=FindHandlerDesc(GetDataBlockIndex()); | |
190 | return pHandler; | |
191 | } | |
192 | ||
4de7334f | 193 | int AliHLTOUT::AddBlockDescriptor(const AliHLTOUTBlockDescriptor desc) |
194 | { | |
62bb3cd4 | 195 | // see header file for class documentation |
049b43b2 | 196 | if (!CheckStatusFlag(kCollecting)) return -EPERM; |
4de7334f | 197 | int iResult=0; |
198 | fBlockDescList.push_back(desc); | |
199 | return iResult; | |
62bb3cd4 | 200 | } |
049b43b2 | 201 | |
202 | AliHLTOUT::AliHLTOUTByteOrder_t AliHLTOUT::CheckByteOrder() | |
203 | { | |
5db0e774 | 204 | // see header file for class documentation |
049b43b2 | 205 | if (fCurrent!=fBlockDescList.end()) { |
206 | SetStatusFlag(kByteOrderChecked); | |
207 | AliHLTOUT::AliHLTOUTByteOrder_t order=CheckBlockByteOrder((*fCurrent).GetIndex()); | |
208 | return order; | |
209 | } | |
210 | return kInvalidByteOrder; | |
211 | } | |
212 | ||
213 | int AliHLTOUT::CheckAlignment(AliHLTOUT::AliHLTOUTDataType_t type) | |
214 | { | |
5db0e774 | 215 | // see header file for class documentation |
049b43b2 | 216 | if (fCurrent!=fBlockDescList.end()) { |
217 | SetStatusFlag(kAlignmentChecked); | |
218 | int alignment=CheckBlockAlignment((*fCurrent).GetIndex(), type); | |
219 | return alignment; | |
220 | } | |
221 | return -ENOENT; | |
222 | } | |
5db0e774 | 223 | |
224 | int AliHLTOUT::InitHandlers() | |
225 | { | |
226 | // see header file for class documentation | |
227 | int iResult=0; | |
228 | AliHLTOUTIndexList remnants; | |
a3ef3c1d | 229 | for (int havedata=SelectFirstDataBlock(kAliHLTAnyDataType, kAliHLTVoidDataSpec); havedata>=0; havedata=SelectNextDataBlock()) { |
5db0e774 | 230 | remnants.push_back(GetDataBlockIndex()); |
231 | AliHLTComponentDataType dt=kAliHLTVoidDataType; | |
232 | AliHLTUInt32_t spec=kAliHLTVoidDataSpec; | |
e94eb049 | 233 | if (GetDataBlockDescription(dt, spec)<0) break; |
5db0e774 | 234 | for (AliHLTModuleAgent* pAgent=AliHLTModuleAgent::GetFirstAgent(); pAgent && iResult>=0; pAgent=AliHLTModuleAgent::GetNextAgent()) { |
235 | AliHLTModuleAgent::AliHLTOUTHandlerDesc handlerDesc; | |
626bfcc1 | 236 | if (pAgent->GetHandlerDescription(dt, spec, handlerDesc)>0) { |
5db0e774 | 237 | AliHLTOUTHandlerListEntry entry(pAgent->GetOutputHandler(dt, spec), handlerDesc, pAgent, GetDataBlockIndex()); |
e94eb049 | 238 | InsertHandler(entry); |
5db0e774 | 239 | remnants.pop_back(); |
240 | break; | |
241 | } | |
242 | } | |
243 | } | |
244 | if (remnants.size()>0) { | |
245 | HLTWarning("no handlers found for %d data blocks out of %d", remnants.size(), GetNofDataBlocks()); | |
246 | vector<AliHLTOUTBlockDescriptor>::iterator block=fBlockDescList.begin(); | |
247 | for (AliHLTOUTIndexList::iterator element=remnants.begin(); element!=remnants.end(); element++) { | |
248 | for (int trials=0; trials<2; trials++) { | |
249 | do { | |
250 | // we start searching the index from the current position in the block list | |
251 | if ((*block).GetIndex()==*element) break; | |
252 | } while ((++block)!=fBlockDescList.end()); | |
253 | if (block==fBlockDescList.end()) { | |
254 | // rewind and try again | |
255 | block=fBlockDescList.begin(); | |
256 | } | |
257 | } | |
258 | assert(block!=fBlockDescList.end()); | |
259 | if (block!=fBlockDescList.end()) { | |
260 | HLTDebug(" %s", AliHLTComponent::DataType2Text((AliHLTComponentDataType)*block).c_str()); | |
261 | } | |
262 | } | |
263 | } | |
264 | return iResult; | |
265 | } | |
266 | ||
267 | int AliHLTOUT::InsertHandler(const AliHLTOUTHandlerListEntry &entry) | |
268 | { | |
269 | // see header file for class documentation | |
270 | int iResult=0; | |
271 | vector<AliHLTOUTHandlerListEntry>::iterator element=fDataHandlers.begin(); | |
272 | while (element!=fDataHandlers.end()) { | |
273 | if (entry==(*element)) break; | |
274 | element++; | |
275 | } | |
276 | if (element==fDataHandlers.end()) { | |
277 | fDataHandlers.push_back(entry); | |
278 | } else { | |
a3ef3c1d | 279 | element->AddIndex(const_cast<AliHLTOUTHandlerListEntry&>(entry)); |
5db0e774 | 280 | } |
281 | return iResult; | |
282 | } | |
283 | ||
626bfcc1 | 284 | AliHLTOUT::AliHLTOUTHandlerListEntry AliHLTOUT::FindHandlerDesc(AliHLTUInt32_t blockIndex) |
285 | { | |
286 | // see header file for class documentation | |
626bfcc1 | 287 | vector<AliHLTOUTHandlerListEntry>::iterator element=fDataHandlers.begin(); |
288 | while (element!=fDataHandlers.end()) { | |
289 | if (element->HasIndex(blockIndex)) { | |
290 | return *element; | |
291 | } | |
292 | element++; | |
293 | } | |
294 | return AliHLTOUT::AliHLTOUTHandlerListEntry::fgkVoidHandlerListEntry; | |
295 | } | |
296 | ||
297 | AliHLTOUT::AliHLTOUTHandlerListEntry::AliHLTOUTHandlerListEntry() | |
298 | : | |
299 | fpHandler(NULL), | |
300 | fpHandlerDesc(NULL), | |
301 | fpAgent(NULL), | |
302 | fBlocks() | |
303 | { | |
304 | // see header file for class documentation | |
305 | } | |
306 | ||
5db0e774 | 307 | AliHLTOUT::AliHLTOUTHandlerListEntry::AliHLTOUTHandlerListEntry(AliHLTOUTHandler* pHandler, |
308 | AliHLTModuleAgent::AliHLTOUTHandlerDesc& handlerDesc, | |
309 | AliHLTModuleAgent* pAgent, | |
310 | AliHLTUInt32_t index) | |
311 | : | |
312 | fpHandler(pHandler), | |
626bfcc1 | 313 | fpHandlerDesc(new AliHLTModuleAgent::AliHLTOUTHandlerDesc), |
5db0e774 | 314 | fpAgent(pAgent), |
315 | fBlocks() | |
316 | { | |
317 | // see header file for class documentation | |
626bfcc1 | 318 | *fpHandlerDesc=handlerDesc; |
5db0e774 | 319 | fBlocks.push_back(index); |
320 | } | |
321 | ||
322 | AliHLTOUT::AliHLTOUTHandlerListEntry::AliHLTOUTHandlerListEntry(const AliHLTOUTHandlerListEntry& src) | |
323 | : | |
324 | fpHandler(src.fpHandler), | |
626bfcc1 | 325 | fpHandlerDesc(new AliHLTModuleAgent::AliHLTOUTHandlerDesc), |
5db0e774 | 326 | fpAgent(src.fpAgent), |
327 | fBlocks() | |
328 | { | |
329 | // see header file for class documentation | |
626bfcc1 | 330 | *fpHandlerDesc=*src.fpHandlerDesc; |
5db0e774 | 331 | fBlocks.assign(src.fBlocks.begin(), src.fBlocks.end()); |
332 | } | |
333 | ||
fb24bec7 | 334 | AliHLTOUT::AliHLTOUTHandlerListEntry::~AliHLTOUTHandlerListEntry() |
335 | { | |
336 | // see header file for class documentation | |
626bfcc1 | 337 | if (fpHandlerDesc) delete fpHandlerDesc; |
338 | fpHandlerDesc=NULL; | |
fb24bec7 | 339 | } |
340 | ||
5db0e774 | 341 | AliHLTOUT::AliHLTOUTHandlerListEntry& AliHLTOUT::AliHLTOUTHandlerListEntry::operator=(const AliHLTOUTHandlerListEntry& src) |
342 | { | |
343 | // see header file for class documentation | |
344 | fpHandler=src.fpHandler; | |
626bfcc1 | 345 | *fpHandlerDesc=*src.fpHandlerDesc; |
5db0e774 | 346 | fpAgent=src.fpAgent; |
347 | fBlocks.assign(src.fBlocks.begin(), src.fBlocks.end()); | |
348 | return *this; | |
349 | } | |
350 | ||
18b56222 | 351 | AliHLTUInt32_t AliHLTOUT::AliHLTOUTHandlerListEntry::operator[](int i) const |
352 | { | |
353 | // see header file for class documentation | |
b0914d2e | 354 | return (int)fBlocks.size()>i?fBlocks[i]:AliHLTOUTInvalidIndex; |
5db0e774 | 355 | } |
356 | ||
fb24bec7 | 357 | bool AliHLTOUT::AliHLTOUTHandlerListEntry::operator==(const AliHLTOUTHandlerListEntry& entry) const |
358 | { | |
18b56222 | 359 | // see header file for class documentation |
a3ef3c1d | 360 | if (entry.fpHandler!=fpHandler || fpHandler==NULL) return false; |
361 | assert(entry.fpAgent==fpAgent); | |
362 | if (entry.fpAgent!=fpAgent) return false; | |
363 | return true; | |
364 | } | |
365 | ||
366 | void AliHLTOUT::AliHLTOUTHandlerListEntry::AddIndex(AliHLTOUT::AliHLTOUTHandlerListEntry &desc) | |
367 | { | |
368 | // see header file for class documentation | |
369 | AliHLTOUTIndexList::iterator element; | |
370 | for (element=desc.fBlocks.begin(); element!=desc.fBlocks.end(); element++) { | |
371 | AddIndex(*element); | |
372 | } | |
fb24bec7 | 373 | } |
374 | ||
18b56222 | 375 | void AliHLTOUT::AliHLTOUTHandlerListEntry::AddIndex(AliHLTUInt32_t index) |
376 | { | |
377 | // see header file for class documentation | |
5db0e774 | 378 | fBlocks.push_back(index); |
379 | } | |
626bfcc1 | 380 | |
200853e2 | 381 | bool AliHLTOUT::AliHLTOUTHandlerListEntry::HasIndex(AliHLTUInt32_t index) |
382 | { | |
383 | // see header file for class documentation | |
a3ef3c1d | 384 | AliHLTOUTIndexList::iterator element; |
385 | for (element=fBlocks.begin(); element!=fBlocks.end(); element++) { | |
386 | if (*element==index) return true; | |
387 | } | |
200853e2 | 388 | return false; |
389 | } | |
390 | ||
626bfcc1 | 391 | const AliHLTOUT::AliHLTOUTHandlerListEntry AliHLTOUT::AliHLTOUTHandlerListEntry::fgkVoidHandlerListEntry; |