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7a436c89 | 1 | // $Id$ |
2 | // splitted from AliHLTConfiguration.cxx,v 1.25 2007/10/12 13:24:47 | |
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 AliHLTTask.cxx | |
20 | @author Matthias Richter | |
21 | @date | |
22 | @brief Implementation of HLT tasks. | |
23 | */ | |
24 | ||
25 | // see header file for class documentation | |
26 | // or | |
27 | // refer to README to build package | |
28 | // or | |
29 | // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt | |
30 | ||
31 | #if __GNUC__>= 3 | |
32 | using namespace std; | |
33 | #endif | |
34 | ||
35 | #include <cerrno> | |
b46ca65e | 36 | #include <cassert> |
7a436c89 | 37 | #include <iostream> |
38 | #include <string> | |
39 | #include "AliHLTTask.h" | |
40 | #include "AliHLTConfiguration.h" | |
41 | #include "AliHLTComponent.h" | |
42 | #include "AliHLTComponentHandler.h" | |
43 | #include "TList.h" | |
44 | ||
45 | /** ROOT macro for the implementation of ROOT specific class methods */ | |
46 | ClassImp(AliHLTTask) | |
47 | ||
48 | AliHLTTask::AliHLTTask() | |
49 | : | |
50 | fpConfiguration(NULL), | |
51 | fpComponent(NULL), | |
52 | fpDataBuffer(NULL), | |
53 | fListTargets(), | |
54 | fListDependencies(), | |
55 | fBlockDataArray() | |
56 | { | |
57 | // see header file for class documentation | |
58 | // or | |
59 | // refer to README to build package | |
60 | // or | |
61 | // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt | |
62 | } | |
63 | ||
64 | AliHLTTask::AliHLTTask(AliHLTConfiguration* pConf) | |
65 | : | |
66 | fpConfiguration(pConf), | |
67 | fpComponent(NULL), | |
68 | fpDataBuffer(NULL), | |
69 | fListTargets(), | |
70 | fListDependencies(), | |
71 | fBlockDataArray() | |
72 | { | |
73 | // see header file for function documentation | |
74 | } | |
75 | ||
76 | AliHLTTask::~AliHLTTask() | |
77 | { | |
78 | // see header file for function documentation | |
79 | TObjLink* lnk=fListDependencies.FirstLink(); | |
80 | ||
81 | while (lnk!=NULL) { | |
82 | AliHLTTask* pTask=(AliHLTTask*)lnk->GetObject(); | |
83 | pTask->UnsetTarget(this); | |
84 | lnk=lnk->Next(); | |
85 | } | |
86 | lnk=fListTargets.FirstLink(); | |
87 | ||
88 | while (lnk!=NULL) { | |
89 | AliHLTTask* pTask=(AliHLTTask*)lnk->GetObject(); | |
90 | pTask->UnsetDependency(this); | |
91 | lnk=lnk->Next(); | |
92 | } | |
93 | ||
94 | if (fpComponent) delete fpComponent; | |
95 | fpComponent=NULL; | |
96 | } | |
97 | ||
98 | int AliHLTTask::Init(AliHLTConfiguration* pConf, AliHLTComponentHandler* pCH) | |
99 | { | |
100 | // see header file for function documentation | |
101 | int iResult=0; | |
102 | if (fpConfiguration!=NULL && pConf!=NULL && fpConfiguration!=pConf) { | |
103 | HLTWarning("overriding existing reference to configuration object %p (%s) by %p", | |
104 | fpConfiguration, GetName(), pConf); | |
105 | } | |
106 | if (pConf!=NULL) fpConfiguration=pConf; | |
107 | if (fpConfiguration) { | |
108 | if (pCH) { | |
109 | int argc=0; | |
110 | const char** argv=NULL; | |
111 | if ((iResult=fpConfiguration->GetArguments(&argv))>=0) { | |
112 | argc=iResult; // just to make it clear | |
113 | // TODO: we have to think about the optional environment parameter, | |
114 | // currently just set to NULL. | |
115 | iResult=pCH->CreateComponent(fpConfiguration->GetComponentID(), NULL, argc, argv, fpComponent); | |
116 | if (fpComponent || iResult<=0) { | |
117 | //HLTDebug("component %s (%p) created", fpComponent->GetComponentID(), fpComponent); | |
118 | } else { | |
e642a402 | 119 | //HLTError("can not find component \"%s\" (%d)", fpConfiguration->GetComponentID(), iResult); |
7a436c89 | 120 | } |
121 | } else { | |
122 | HLTError("can not get argument list for configuration %s (%s)", fpConfiguration->GetName(), fpConfiguration->GetComponentID()); | |
123 | iResult=-EINVAL; | |
124 | } | |
125 | } else { | |
126 | HLTError("component handler instance needed for task initialization"); | |
127 | iResult=-EINVAL; | |
128 | } | |
129 | } else { | |
130 | HLTError("configuration object instance needed for task initialization"); | |
131 | iResult=-EINVAL; | |
132 | } | |
133 | return iResult; | |
134 | } | |
135 | ||
136 | int AliHLTTask::Deinit() | |
137 | { | |
138 | // see header file for function documentation | |
139 | int iResult=0; | |
140 | AliHLTComponent* pComponent=GetComponent(); | |
141 | fpComponent=NULL; | |
142 | if (pComponent) { | |
143 | //HLTDebug("delete component %s (%p)", pComponent->GetComponentID(), pComponent); | |
144 | pComponent->Deinit(); | |
145 | delete pComponent; | |
146 | } else { | |
147 | HLTWarning("task %s (%p) doesn't seem to be in initialized", GetName(), this); | |
148 | } | |
149 | return iResult; | |
150 | } | |
151 | ||
152 | const char *AliHLTTask::GetName() const | |
153 | { | |
154 | // see header file for function documentation | |
155 | if (fpConfiguration) | |
156 | return fpConfiguration->GetName(); | |
157 | return TObject::GetName(); | |
158 | } | |
159 | ||
160 | AliHLTConfiguration* AliHLTTask::GetConf() const | |
161 | { | |
162 | // see header file for function documentation | |
163 | return fpConfiguration; | |
164 | } | |
165 | ||
166 | AliHLTComponent* AliHLTTask::GetComponent() const | |
167 | { | |
168 | // see header file for function documentation | |
169 | return fpComponent; | |
170 | } | |
171 | ||
172 | AliHLTTask* AliHLTTask::FindDependency(const char* id) | |
173 | { | |
174 | // see header file for function documentation | |
175 | AliHLTTask* pTask=NULL; | |
176 | if (id) { | |
177 | pTask=(AliHLTTask*)fListDependencies.FindObject(id); | |
178 | } | |
179 | return pTask; | |
180 | } | |
181 | ||
182 | int AliHLTTask::FollowDependency(const char* id, TList* pTgtList) | |
183 | { | |
184 | // see header file for function documentation | |
185 | int iResult=0; | |
186 | if (id) { | |
187 | AliHLTTask* pDep=NULL; | |
188 | if ((pDep=(AliHLTTask*)fListDependencies.FindObject(id))!=NULL) { | |
189 | if (pTgtList) pTgtList->Add(pDep); | |
190 | iResult++; | |
191 | } else { | |
192 | TObjLink* lnk=fListDependencies.FirstLink(); | |
193 | while (lnk && iResult==0) { | |
194 | pDep=(AliHLTTask*)lnk->GetObject(); | |
195 | if (pDep) { | |
196 | if ((iResult=pDep->FollowDependency(id, pTgtList))>0) { | |
197 | if (pTgtList) pTgtList->AddFirst(pDep); | |
198 | iResult++; | |
199 | } | |
200 | } else { | |
201 | iResult=-EFAULT; | |
202 | } | |
203 | lnk=lnk->Next(); | |
204 | } | |
205 | } | |
206 | } else { | |
207 | iResult=-EINVAL; | |
208 | } | |
209 | return iResult; | |
210 | } | |
211 | ||
212 | void AliHLTTask::PrintDependencyTree(const char* id, int bFromConfiguration) | |
213 | { | |
214 | // see header file for function documentation | |
215 | HLTLogKeyword("task dependencies"); | |
216 | int iResult=0; | |
217 | TList tgtList; | |
218 | if (bFromConfiguration) { | |
219 | if (fpConfiguration) | |
220 | iResult=fpConfiguration->FollowDependency(id, &tgtList); | |
221 | else | |
222 | iResult=-EFAULT; | |
223 | } else | |
224 | iResult=FollowDependency(id, &tgtList); | |
225 | if (iResult>0) { | |
226 | HLTMessage(" task \"%s\": dependency level %d ", GetName(), iResult); | |
227 | TObjLink* lnk=tgtList.FirstLink(); | |
228 | int i=iResult; | |
229 | char* pSpace = new char[iResult+1]; | |
230 | if (pSpace) { | |
231 | memset(pSpace, 32, iResult); | |
232 | pSpace[i]=0; | |
233 | while (lnk) { | |
234 | TObject* obj=lnk->GetObject(); | |
235 | HLTMessage(" %s^-- %s ", &pSpace[i--], obj->GetName()); | |
236 | lnk=lnk->Next(); | |
237 | } | |
238 | delete [] pSpace; | |
239 | } else { | |
240 | iResult=-ENOMEM; | |
241 | } | |
242 | } | |
243 | } | |
244 | ||
245 | int AliHLTTask::SetDependency(AliHLTTask* pDep) | |
246 | { | |
247 | // see header file for function documentation | |
248 | int iResult=0; | |
249 | if (pDep) { | |
250 | if (FindDependency(pDep->GetName())==NULL) { | |
251 | fListDependencies.Add(pDep); | |
252 | } else { | |
253 | iResult=-EEXIST; | |
254 | } | |
255 | } else { | |
256 | iResult=-EINVAL; | |
257 | } | |
258 | return iResult; | |
259 | } | |
260 | ||
261 | int AliHLTTask::UnsetDependency(AliHLTTask* pDep) | |
262 | { | |
263 | // see header file for function documentation | |
264 | fListDependencies.Remove(pDep); | |
265 | if (fpConfiguration) { | |
266 | fpConfiguration->InvalidateSources(); | |
267 | } | |
268 | return 0; | |
269 | } | |
270 | ||
271 | int AliHLTTask::CheckDependencies() | |
272 | { | |
273 | // see header file for function documentation | |
274 | int iResult=0; | |
275 | AliHLTConfiguration* pSrc=fpConfiguration->GetFirstSource(); | |
276 | while (pSrc) { | |
277 | if (FindDependency(pSrc->GetName())==NULL) { | |
278 | //HLTDebug("dependency \"%s\" unresolved", pSrc->GetName()); | |
279 | iResult++; | |
280 | } | |
281 | pSrc=fpConfiguration->GetNextSource(); | |
282 | } | |
283 | return iResult; | |
284 | } | |
285 | ||
286 | ||
287 | int AliHLTTask::Depends(AliHLTTask* pTask) | |
288 | { | |
289 | // see header file for function documentation | |
290 | int iResult=0; | |
291 | if (pTask) { | |
292 | if (fpConfiguration) { | |
293 | iResult=fpConfiguration->GetSource(pTask->GetName())!=NULL; | |
294 | if (iResult>0) { | |
295 | //HLTDebug("task \"%s\" depends on \"%s\"", GetName(), pTask->GetName()); | |
296 | } else { | |
297 | //HLTDebug("task \"%s\" independend of \"%s\"", GetName(), pTask->GetName()); | |
298 | } | |
299 | } else { | |
300 | iResult=-EFAULT; | |
301 | } | |
302 | } else { | |
303 | iResult=-EINVAL; | |
304 | } | |
305 | return iResult; | |
306 | } | |
307 | ||
308 | AliHLTTask* AliHLTTask::FindTarget(const char* id) | |
309 | { | |
310 | // see header file for function documentation | |
311 | AliHLTTask* pTask=NULL; | |
312 | if (id) { | |
313 | pTask=(AliHLTTask*)fListTargets.FindObject(id); | |
314 | } | |
315 | return pTask; | |
316 | } | |
317 | ||
318 | int AliHLTTask::SetTarget(AliHLTTask* pTgt) | |
319 | { | |
320 | // see header file for function documentation | |
321 | int iResult=0; | |
322 | if (pTgt) { | |
323 | if (FindTarget(pTgt->GetName())==NULL) { | |
324 | fListTargets.Add(pTgt); | |
325 | } else { | |
326 | iResult=-EEXIST; | |
327 | } | |
328 | } else { | |
329 | iResult=-EINVAL; | |
330 | } | |
331 | return iResult; | |
332 | } | |
333 | ||
334 | int AliHLTTask::UnsetTarget(AliHLTTask* pTarget) | |
335 | { | |
336 | // see header file for function documentation | |
337 | fListTargets.Remove(pTarget); | |
338 | return 0; | |
339 | } | |
340 | ||
341 | int AliHLTTask::StartRun() | |
342 | { | |
343 | // see header file for function documentation | |
344 | int iResult=0; | |
345 | int iNofInputDataBlocks=0; | |
346 | AliHLTComponent* pComponent=GetComponent(); | |
347 | if (pComponent) { | |
348 | // determine the number of input data blocks provided from the source tasks | |
349 | TObjLink* lnk=fListDependencies.FirstLink(); | |
350 | while (lnk && iResult>=0) { | |
351 | AliHLTTask* pSrcTask=(AliHLTTask*)lnk->GetObject(); | |
352 | if (pSrcTask) { | |
353 | if ((iResult=pSrcTask->GetNofMatchingDataTypes(this))>0) { | |
354 | iNofInputDataBlocks+=iResult; | |
355 | } else if (iResult==0) { | |
356 | HLTWarning("source task %s (%p) does not provide any matching data type for task %s (%p)", pSrcTask->GetName(), pSrcTask, GetName(), this); | |
357 | } else { | |
358 | HLTError("task %s (%p): error getting matching data types for source task %s (%p)", GetName(), this, pSrcTask->GetName(), pSrcTask); | |
359 | iResult=-EFAULT; | |
360 | } | |
361 | } | |
362 | lnk=lnk->Next(); | |
363 | } | |
364 | if (iResult>=0) { | |
365 | if (fBlockDataArray.size()>0) { | |
366 | HLTWarning("block data array for task %s (%p) was not cleaned", GetName(), this); | |
367 | fBlockDataArray.resize(0); | |
368 | } | |
369 | ||
370 | // component init | |
371 | // the initialization of the component is done by the ComponentHandler after creation | |
372 | // of the component. | |
373 | //iResult=Init( AliHLTComponentEnvironment* environ, void* environ_param, int argc, const char** argv ); | |
374 | ||
375 | // allocate internal task variables for bookkeeping aso. | |
376 | // we allocate the BlockData array with at least one member | |
377 | if (iNofInputDataBlocks==0) iNofInputDataBlocks=1; | |
378 | AliHLTComponentBlockData init; | |
379 | memset(&init, 0, sizeof(AliHLTComponentBlockData)); | |
380 | fBlockDataArray.resize(iNofInputDataBlocks, init); | |
381 | ||
382 | // allocate the data buffer, which controls the output buffer and subscriptions | |
383 | if (iResult>=0) { | |
384 | fpDataBuffer=new AliHLTDataBuffer; | |
385 | if (fpDataBuffer!=NULL) { | |
dba03d72 | 386 | fpDataBuffer->SetLocalLoggingLevel(GetLocalLoggingLevel()); |
7a436c89 | 387 | HLTDebug("created data buffer %p for task %s (%p)", fpDataBuffer, GetName(), this); |
388 | TObjLink* lnk=fListTargets.FirstLink(); | |
389 | while (lnk && iResult>=0) { | |
390 | AliHLTTask* pTgtTask=(AliHLTTask*)lnk->GetObject(); | |
391 | if (pTgtTask) { | |
392 | if ((iResult=fpDataBuffer->SetConsumer(pTgtTask->GetComponent()))>=0) { | |
393 | } | |
394 | } else { | |
395 | break; | |
396 | iResult=-EFAULT; | |
397 | } | |
398 | lnk=lnk->Next(); | |
399 | } | |
400 | } else { | |
401 | HLTFatal("can not create data buffer object, memory allocation failed"); | |
402 | iResult=-ENOMEM; | |
403 | } | |
404 | } | |
405 | } | |
406 | } else { | |
407 | HLTError("task %s (%p) does not have a component", GetName(), this); | |
408 | iResult=-EFAULT; | |
409 | } | |
410 | return iResult; | |
411 | } | |
412 | ||
413 | int AliHLTTask::EndRun() | |
414 | { | |
415 | // see header file for function documentation | |
416 | int iResult=0; | |
417 | if (fBlockDataArray.size()>0) { | |
418 | fBlockDataArray.resize(0); | |
419 | } else { | |
420 | HLTWarning("task %s (%p) doesn't seem to be in running mode", GetName(), this); | |
421 | } | |
422 | if (fpDataBuffer) { | |
423 | AliHLTDataBuffer* pBuffer=fpDataBuffer; | |
424 | fpDataBuffer=NULL; | |
425 | delete pBuffer; | |
426 | } | |
427 | return iResult; | |
428 | } | |
429 | ||
430 | int AliHLTTask::ProcessTask(Int_t eventNo) | |
431 | { | |
432 | // see header file for function documentation | |
433 | int iResult=0; | |
434 | AliHLTComponent* pComponent=GetComponent(); | |
435 | if (pComponent && fpDataBuffer) { | |
436 | HLTDebug("Processing task %s (%p) fpDataBuffer %p", GetName(), this, fpDataBuffer); | |
437 | fpDataBuffer->Reset(); | |
438 | int iSourceDataBlock=0; | |
439 | int iInputDataVolume=0; | |
440 | ||
441 | AliHLTTask* pSrcTask=NULL; | |
b46ca65e | 442 | AliHLTTaskPList subscribedTaskList; |
7a436c89 | 443 | TObjLink* lnk=fListDependencies.FirstLink(); |
444 | ||
445 | // subscribe to all source tasks | |
446 | while (lnk && iResult>=0) { | |
447 | pSrcTask=(AliHLTTask*)lnk->GetObject(); | |
448 | if (pSrcTask) { | |
449 | int iMatchingDB=pSrcTask->GetNofMatchingDataBlocks(this); | |
450 | if (iMatchingDB>=0 && static_cast<unsigned int>(iMatchingDB)>fBlockDataArray.size()-iSourceDataBlock) { | |
451 | AliHLTComponentBlockData init; | |
452 | memset(&init, 0, sizeof(AliHLTComponentBlockData)); | |
453 | fBlockDataArray.resize(iSourceDataBlock+iMatchingDB, init); | |
454 | } else { | |
455 | if (iMatchingDB<0) { | |
456 | HLTError("task %s (%p): error getting no of matching data blocks from task %s (%p), error %d", GetName(), this, pSrcTask->GetName(), pSrcTask, iMatchingDB); | |
457 | iResult=iMatchingDB; | |
458 | break; | |
459 | } else if (iMatchingDB==0) { | |
460 | HLTDebug("source task %s (%p) does not provide any matching data type for task %s (%p)", pSrcTask->GetName(), pSrcTask, GetName(), this); | |
461 | } | |
462 | } | |
463 | if ((iResult=pSrcTask->Subscribe(this, &fBlockDataArray[iSourceDataBlock],fBlockDataArray.size()-iSourceDataBlock))>=0) { | |
464 | for (int i=0; i<iResult; i++) { | |
465 | iInputDataVolume+=fBlockDataArray[i+iSourceDataBlock].fSize; | |
466 | // put the source task as many times into the list as it provides data blocks | |
467 | // makes the bookkeeping for the data release easier | |
b46ca65e | 468 | subscribedTaskList.push_back(pSrcTask); |
7a436c89 | 469 | } |
470 | HLTDebug("Task %s (%p) successfully subscribed to %d data block(s) of task %s (%p)", GetName(), this, iResult, pSrcTask->GetName(), pSrcTask); | |
471 | iSourceDataBlock+=iResult; | |
472 | iResult=0; | |
473 | } else { | |
474 | HLTError("Task %s (%p): subscription to task %s (%p) failed with error %d", GetName(), this, pSrcTask->GetName(), pSrcTask, iResult); | |
475 | iResult=-EFAULT; | |
476 | } | |
477 | } else { | |
478 | HLTFatal("fatal internal error in ROOT list handling"); | |
479 | iResult=-EFAULT; | |
480 | } | |
481 | lnk=lnk->Next(); | |
482 | } | |
483 | ||
484 | // process the event | |
485 | int iNofTrial=0; // repeat processing if component returns -ENOSPC | |
486 | AliHLTUInt32_t size=0; | |
487 | if (iResult>=0) { | |
488 | do { | |
489 | long unsigned int iConstBase=0; | |
490 | double fInputMultiplier=0; | |
491 | if (pComponent->GetComponentType()!=AliHLTComponent::kSink) | |
492 | pComponent->GetOutputDataSize(iConstBase, fInputMultiplier); | |
493 | if (fInputMultiplier<0) { | |
494 | HLTWarning("ignoring negative input multiplier"); | |
495 | fInputMultiplier=0; | |
496 | } | |
497 | long unsigned int iOutputDataSize=int(fInputMultiplier*iInputDataVolume) + iConstBase; | |
498 | //HLTDebug("task %s: reqired output size %d", GetName(), iOutputDataSize); | |
499 | if (iNofTrial>0) { | |
500 | // dont process again if the buffer size is the same | |
501 | if (size==iOutputDataSize) break; | |
502 | HLTInfo("processing task %s again with buffer size %d", GetName(), iOutputDataSize); | |
503 | } | |
504 | AliHLTUInt8_t* pTgtBuffer=NULL; | |
505 | if (iOutputDataSize>0) pTgtBuffer=fpDataBuffer->GetTargetBuffer(iOutputDataSize); | |
506 | //HLTDebug("provided raw buffer %p", pTgtBuffer); | |
507 | AliHLTComponentEventData evtData; | |
508 | AliHLTComponent::FillEventData(evtData); | |
509 | evtData.fEventID=(AliHLTEventID_t)eventNo; | |
510 | evtData.fBlockCnt=iSourceDataBlock; | |
511 | AliHLTComponentTriggerData trigData; | |
512 | size=iOutputDataSize; | |
513 | AliHLTUInt32_t outputBlockCnt=0; | |
514 | AliHLTComponentBlockData* outputBlocks=NULL; | |
515 | AliHLTComponentEventDoneData* edd; | |
516 | if (pTgtBuffer!=NULL || iOutputDataSize==0) { | |
517 | iResult=pComponent->ProcessEvent(evtData, &fBlockDataArray[0], trigData, pTgtBuffer, size, outputBlockCnt, outputBlocks, edd); | |
518 | HLTDebug("task %s: component %s ProcessEvent finnished (%d): size=%d blocks=%d", GetName(), pComponent->GetComponentID(), iResult, size, outputBlockCnt); | |
b46ca65e | 519 | if (iResult>=0 && outputBlocks) { |
520 | AliHLTComponentBlockDataList segments; | |
d76bc02a | 521 | for (AliHLTUInt32_t oblock=0; oblock<outputBlockCnt; oblock++) { |
522 | AliHLTUInt32_t iblock=0; | |
b46ca65e | 523 | for (; iblock<evtData.fBlockCnt; iblock++) { |
524 | if (fBlockDataArray[iblock].fPtr==outputBlocks[oblock].fPtr) { | |
525 | assert(subscribedTaskList[iblock]!=NULL); | |
526 | if (subscribedTaskList[iblock]==NULL) continue; | |
527 | HLTDebug("forward segment %d (source task %s %p) to data buffer %p", iblock, pSrcTask->GetName(), pSrcTask, fpDataBuffer); | |
528 | fpDataBuffer->Forward(subscribedTaskList[iblock], &fBlockDataArray[iblock]); | |
529 | subscribedTaskList[iblock]=NULL; // not to be released in the loop further down | |
530 | break; | |
531 | } | |
532 | } | |
533 | if (iblock==evtData.fBlockCnt) segments.push_back(outputBlocks[oblock]); | |
534 | } | |
535 | if (pTgtBuffer && segments.size()>0) { | |
536 | iResult=fpDataBuffer->SetSegments(pTgtBuffer, &segments[0], segments.size()); | |
537 | } | |
7a436c89 | 538 | delete [] outputBlocks; outputBlocks=NULL; outputBlockCnt=0; |
539 | } else { | |
540 | fpDataBuffer->Reset(); | |
541 | } | |
542 | } else { | |
543 | HLTError("task %s: no target buffer available", GetName()); | |
544 | iResult=-EFAULT; | |
545 | } | |
546 | } while (iResult==-ENOSPC && iNofTrial++<1); | |
547 | } | |
548 | ||
549 | // now release all buffers which we have subscribed to | |
550 | iSourceDataBlock=0; | |
b46ca65e | 551 | AliHLTTaskPList::iterator element; |
552 | while ((element=subscribedTaskList.begin())!=subscribedTaskList.end()) { | |
553 | pSrcTask=*element; | |
7a436c89 | 554 | if (pSrcTask) { |
555 | int iTempRes=0; | |
556 | if ((iTempRes=pSrcTask->Release(&fBlockDataArray[iSourceDataBlock], this))>=0) { | |
557 | HLTDebug("Task %s (%p) successfully released segment of task %s (%p)", GetName(), this, pSrcTask->GetName(), pSrcTask); | |
558 | } else { | |
559 | HLTError("Task %s (%p): realease of task %s (%p) failed with error %d", GetName(), this, pSrcTask->GetName(), pSrcTask, iTempRes); | |
560 | } | |
7a436c89 | 561 | } |
b46ca65e | 562 | subscribedTaskList.erase(element); |
7a436c89 | 563 | iSourceDataBlock++; |
564 | } | |
b46ca65e | 565 | if (subscribedTaskList.size()>0) { |
7a436c89 | 566 | HLTError("task %s (%p): could not release all data buffers", GetName(), this); |
567 | } | |
568 | } else { | |
569 | HLTError("task %s (%p): internal failure (not initialized component %p, data buffer %p)", GetName(), this, fpComponent, fpDataBuffer); | |
570 | iResult=-EFAULT; | |
571 | } | |
572 | return iResult; | |
573 | } | |
574 | ||
575 | int AliHLTTask::GetNofMatchingDataBlocks(const AliHLTTask* pConsumerTask) const | |
576 | { | |
577 | // see header file for function documentation | |
578 | int iResult=0; | |
579 | if (pConsumerTask) { | |
580 | if (fpDataBuffer) { | |
581 | iResult=fpDataBuffer->FindMatchingDataBlocks(pConsumerTask->GetComponent(), NULL); | |
582 | } else { | |
583 | HLTFatal("internal data buffer missing"); | |
584 | iResult=-EFAULT; | |
585 | } | |
586 | } else { | |
587 | iResult=-EINVAL; | |
588 | } | |
589 | return iResult; | |
590 | } | |
591 | ||
592 | int AliHLTTask::GetNofMatchingDataTypes(const AliHLTTask* pConsumerTask) const | |
593 | { | |
594 | // see header file for function documentation | |
595 | int iResult=0; | |
596 | if (pConsumerTask) { | |
597 | AliHLTComponent* pComponent=GetComponent(); | |
598 | if (!pComponent) { | |
599 | // init ? | |
600 | HLTError("component not initialized"); | |
601 | iResult=-EFAULT; | |
602 | } | |
603 | if (pComponent) { | |
604 | iResult=pComponent->FindMatchingDataTypes(pConsumerTask->GetComponent(), NULL); | |
605 | } else { | |
606 | HLTFatal("task initialization failed"); | |
607 | iResult=-EFAULT; | |
608 | } | |
609 | } else { | |
610 | iResult=-EINVAL; | |
611 | } | |
612 | return iResult; | |
613 | } | |
614 | ||
615 | int AliHLTTask::Subscribe(const AliHLTTask* pConsumerTask, AliHLTComponentBlockData* pBlockDesc, int iArraySize) | |
616 | { | |
617 | // see header file for function documentation | |
618 | int iResult=0; | |
619 | if (pConsumerTask) { | |
620 | if (fpDataBuffer) { | |
621 | iResult=fpDataBuffer->Subscribe(pConsumerTask->GetComponent(), pBlockDesc, iArraySize); | |
622 | } else { | |
623 | HLTFatal("internal data buffer missing"); | |
624 | iResult=-EFAULT; | |
625 | } | |
626 | } else { | |
627 | iResult=-EINVAL; | |
628 | } | |
629 | return iResult; | |
630 | } | |
631 | ||
632 | int AliHLTTask::Release(AliHLTComponentBlockData* pBlockDesc, const AliHLTTask* pConsumerTask) | |
633 | { | |
634 | // see header file for function documentation | |
635 | int iResult=0; | |
636 | if (pConsumerTask && pBlockDesc) { | |
637 | if (fpDataBuffer) { | |
b46ca65e | 638 | iResult=fpDataBuffer->Release(pBlockDesc, pConsumerTask->GetComponent(), this); |
7a436c89 | 639 | } else { |
640 | HLTFatal("internal data buffer missing"); | |
641 | iResult=-EFAULT; | |
642 | } | |
643 | } else { | |
644 | iResult=-EINVAL; | |
645 | } | |
646 | return iResult; | |
647 | } | |
648 | ||
649 | void AliHLTTask::PrintStatus() | |
650 | { | |
651 | // see header file for function documentation | |
652 | HLTLogKeyword("task properties"); | |
653 | AliHLTComponent* pComponent=GetComponent(); | |
654 | if (pComponent) { | |
655 | HLTMessage(" component: %s (%p)", pComponent->GetComponentID(), pComponent); | |
656 | } else { | |
657 | HLTMessage(" no component set!"); | |
658 | } | |
659 | if (fpConfiguration) { | |
660 | AliHLTConfiguration* pSrc=fpConfiguration->GetFirstSource(); | |
661 | while (pSrc) { | |
662 | const char* pQualifier="unresolved"; | |
663 | if (FindDependency(pSrc->GetName())) | |
664 | pQualifier="resolved"; | |
665 | HLTMessage(" source: %s (%s)", pSrc->GetName(), pQualifier); | |
666 | pSrc=fpConfiguration->GetNextSource(); | |
667 | } | |
668 | TObjLink* lnk = fListTargets.FirstLink(); | |
669 | while (lnk) { | |
670 | TObject *obj = lnk->GetObject(); | |
671 | HLTMessage(" target: %s", obj->GetName()); | |
672 | lnk = lnk->Next(); | |
673 | } | |
674 | } else { | |
675 | HLTMessage(" task \"%s\" not initialized", GetName()); | |
676 | } | |
677 | } |