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3f2a1b1c | 1 | // $Id$ |
2 | ||
3 | /************************************************************************** | |
9be2600f | 4 | * This file is property of and copyright by the ALICE HLT Project * |
5 | * ALICE Experiment at CERN, All rights reserved. * | |
3f2a1b1c | 6 | * * |
9be2600f | 7 | * Primary Authors: Matthias Richter <Matthias.Richter@ift.uib.no> * |
8 | * for The ALICE HLT Project. * | |
3f2a1b1c | 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 | ||
b22e91eb | 19 | /** @file AliHLTDataBuffer.cxx |
20 | @author Matthias Richter | |
21 | @date | |
22 | @brief Handling of Data Buffers for HLT components. | |
23 | */ | |
3f2a1b1c | 24 | |
30338a30 | 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 | ||
0c0c9d99 | 31 | #if __GNUC__>= 3 |
3f2a1b1c | 32 | using namespace std; |
33 | #endif | |
34 | ||
35 | #include "AliHLTDataBuffer.h" | |
6235cd38 | 36 | #include "AliHLTConsumerDescriptor.h" |
b22e91eb | 37 | #include "AliHLTComponent.h" |
66043029 | 38 | #include <cerrno> |
39 | //#include <string> | |
40 | //#include "AliHLTSystem.h" | |
3f2a1b1c | 41 | |
b22e91eb | 42 | /** ROOT macro for the implementation of ROOT specific class methods */ |
3f2a1b1c | 43 | ClassImp(AliHLTDataBuffer) |
44 | ||
3f2a1b1c | 45 | AliHLTDataBuffer::AliHLTDataBuffer() |
85869391 | 46 | : |
47 | fSegments(), | |
48 | fConsumers(), | |
49 | fActiveConsumers(), | |
50 | fReleasedConsumers(), | |
51 | fpBuffer(NULL), | |
52 | fFlags(0) | |
3f2a1b1c | 53 | { |
70ed7d01 | 54 | // see header file for class documentation |
55 | // or | |
56 | // refer to README to build package | |
57 | // or | |
58 | // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt | |
85869391 | 59 | fSegments.empty(); |
60 | fConsumers.empty(); | |
61 | fActiveConsumers.empty(); | |
62 | fReleasedConsumers.empty(); | |
70ed7d01 | 63 | fgNofInstances++; |
3f2a1b1c | 64 | } |
65 | ||
70ed7d01 | 66 | int AliHLTDataBuffer::fgNofInstances=0; |
6235cd38 | 67 | vector<AliHLTDataBuffer::AliHLTRawBuffer*> AliHLTDataBuffer::fgFreeBuffers; |
68 | vector<AliHLTDataBuffer::AliHLTRawBuffer*> AliHLTDataBuffer::fgActiveBuffers; | |
70ed7d01 | 69 | AliHLTUInt32_t AliHLTDataBuffer::fgMargin=1024; |
b22e91eb | 70 | AliHLTLogging AliHLTDataBuffer::fgLogging; |
8451168b | 71 | const Int_t AliHLTDataBuffer::fgkSafetyPatternSize=16; |
72 | const char AliHLTDataBuffer::fgkSafetyPattern[]={0x28, 0x63, 0x29, 0x4d, 0x52, 0x49, 0x43, 0x48, 0x54, 0x45, 0x52, 0x20, 0x32, 0x30, 0x30, 0x37}; | |
b22e91eb | 73 | |
3f2a1b1c | 74 | AliHLTDataBuffer::~AliHLTDataBuffer() |
75 | { | |
70ed7d01 | 76 | // see header file for function documentation |
77 | if (--fgNofInstances<=0) { | |
3f2a1b1c | 78 | DeleteRawBuffers(); |
79 | } | |
80 | CleanupConsumerList(); | |
81 | } | |
82 | ||
0c0c9d99 | 83 | int AliHLTDataBuffer::SetConsumer(AliHLTComponent* pConsumer) |
3f2a1b1c | 84 | { |
70ed7d01 | 85 | // see header file for function documentation |
3f2a1b1c | 86 | int iResult=0; |
87 | if (pConsumer) { | |
9ce4bf4a | 88 | if (FindConsumer(pConsumer)) { |
89 | HLTWarning("consumer %s (%p) already set to data buffer %p", pConsumer->GetComponentID(), pConsumer, this); | |
90 | } | |
0c0c9d99 | 91 | AliHLTConsumerDescriptor* pDesc=new AliHLTConsumerDescriptor(pConsumer); |
3f2a1b1c | 92 | if (pDesc) { |
93 | fConsumers.push_back(pDesc); | |
9ce4bf4a | 94 | HLTDebug("set consumer %s (%p) to data buffer %p", pConsumer->GetComponentID(), pConsumer, this); |
3f2a1b1c | 95 | } else { |
96 | HLTError("memory allocation failed"); | |
97 | iResult=-ENOMEM; | |
98 | } | |
99 | } else { | |
9ce4bf4a | 100 | HLTError("invalid parameter: consumer component (nil)"); |
3f2a1b1c | 101 | iResult=-EINVAL; |
102 | } | |
103 | return iResult; | |
104 | } | |
105 | ||
8ede8717 | 106 | int AliHLTDataBuffer::FindMatchingDataBlocks(const AliHLTComponent* pConsumer, vector<AliHLTComponentDataType>* tgtList) |
0c0c9d99 | 107 | { |
70ed7d01 | 108 | // see header file for function documentation |
0c0c9d99 | 109 | int iResult=0; |
110 | if (pConsumer) { | |
6235cd38 | 111 | vector<AliHLTDataBuffer::AliHLTDataSegment> segments; |
0c0c9d99 | 112 | if ((iResult=FindMatchingDataSegments(pConsumer, segments))>=0) { |
113 | if (tgtList) { | |
6235cd38 | 114 | vector<AliHLTDataBuffer::AliHLTDataSegment>::iterator segment=segments.begin(); |
0c0c9d99 | 115 | while (segment!=segments.end()) { |
116 | tgtList->push_back((*segment).fDataType); | |
117 | segment++; | |
118 | } | |
119 | } | |
120 | iResult=segments.size(); | |
121 | } | |
122 | } else { | |
123 | iResult=-EINVAL; | |
124 | } | |
125 | return iResult; | |
126 | } | |
127 | ||
6235cd38 | 128 | int AliHLTDataBuffer::FindMatchingDataSegments(const AliHLTComponent* pConsumer, vector<AliHLTDataBuffer::AliHLTDataSegment>& tgtList) |
0c0c9d99 | 129 | { |
70ed7d01 | 130 | // see header file for function documentation |
0c0c9d99 | 131 | int iResult=0; |
9b7fe12d | 132 | |
133 | // Matthias 26.09.2007 relax the restriction to matching data blocks | |
134 | // all blocks are passed to the consumer, which is the policy also in | |
135 | // PubSub | |
136 | tgtList.assign(fSegments.begin(), fSegments.end()); | |
137 | iResult=tgtList.size(); | |
138 | return iResult; | |
139 | ||
0c0c9d99 | 140 | if (pConsumer) { |
8ede8717 | 141 | vector<AliHLTComponentDataType> dtlist; |
0c0c9d99 | 142 | ((AliHLTComponent*)pConsumer)->GetInputDataTypes(dtlist); |
6235cd38 | 143 | vector<AliHLTDataBuffer::AliHLTDataSegment>::iterator segment=fSegments.begin(); |
0c0c9d99 | 144 | while (segment!=fSegments.end()) { |
8ede8717 | 145 | vector<AliHLTComponentDataType>::iterator type=dtlist.begin(); |
0c0c9d99 | 146 | while (type!=dtlist.end()) { |
9ce4bf4a | 147 | if ((*segment).fDataType==(*type) || |
148 | (*type)==kAliHLTAnyDataType) { | |
0c0c9d99 | 149 | tgtList.push_back(*segment); |
150 | iResult++; | |
151 | break; | |
152 | } | |
153 | type++; | |
154 | } | |
155 | segment++; | |
156 | } | |
157 | } else { | |
158 | iResult=-EINVAL; | |
159 | } | |
160 | return iResult; | |
161 | } | |
162 | ||
8ede8717 | 163 | int AliHLTDataBuffer::Subscribe(const AliHLTComponent* pConsumer, AliHLTComponentBlockData* arrayBlockDesc, int iArraySize) |
3f2a1b1c | 164 | { |
70ed7d01 | 165 | // see header file for function documentation |
3f2a1b1c | 166 | int iResult=0; |
0c0c9d99 | 167 | if (pConsumer && arrayBlockDesc) { |
3f2a1b1c | 168 | if (fpBuffer) { |
0c0c9d99 | 169 | AliHLTConsumerDescriptor* pDesc=FindConsumer(pConsumer, fConsumers); |
3f2a1b1c | 170 | if (pDesc) { |
6235cd38 | 171 | vector<AliHLTDataBuffer::AliHLTDataSegment> tgtList; |
9b7fe12d | 172 | // Matthias 26.07.2007 AliHLTSystem should behave the same way as PubSub |
173 | // so it does not matter if there are matching data types or not, unless | |
174 | // we implement such a check in PubSub | |
175 | if ((iResult=FindMatchingDataSegments(pConsumer, tgtList))>=0) { | |
0c0c9d99 | 176 | int i =0; |
6235cd38 | 177 | vector<AliHLTDataBuffer::AliHLTDataSegment>::iterator segment=tgtList.begin(); |
0c0c9d99 | 178 | while (segment!=tgtList.end() && i<iArraySize) { |
3f2a1b1c | 179 | // fill the block data descriptor |
8ede8717 | 180 | arrayBlockDesc[i].fStructSize=sizeof(AliHLTComponentBlockData); |
3f2a1b1c | 181 | // the shared memory key is not used in AliRoot |
8ede8717 | 182 | arrayBlockDesc[i].fShmKey.fStructSize=sizeof(AliHLTComponentShmData); |
183 | arrayBlockDesc[i].fShmKey.fShmType=gkAliHLTComponentInvalidShmType; | |
184 | arrayBlockDesc[i].fShmKey.fShmID=gkAliHLTComponentInvalidShmID; | |
0c0c9d99 | 185 | arrayBlockDesc[i].fOffset=(*segment).fSegmentOffset; |
1e6e67ec | 186 | arrayBlockDesc[i].fPtr=*fpBuffer; |
0c0c9d99 | 187 | arrayBlockDesc[i].fSize=(*segment).fSegmentSize; |
188 | arrayBlockDesc[i].fDataType=(*segment).fDataType; | |
189 | arrayBlockDesc[i].fSpecification=(*segment).fSpecification; | |
190 | pDesc->SetActiveDataSegment(arrayBlockDesc[i].fOffset, arrayBlockDesc[i].fSize); | |
1e6e67ec | 191 | HLTDebug("component %p (%s) subscribed to segment #%d offset %d size %d data type %s %#x", |
192 | pConsumer, ((AliHLTComponent*)pConsumer)->GetComponentID(), i, arrayBlockDesc[i].fOffset, | |
193 | arrayBlockDesc[i].fSize, (AliHLTComponent::DataType2Text(arrayBlockDesc[i].fDataType)).c_str(), | |
194 | arrayBlockDesc[i].fSpecification); | |
0c0c9d99 | 195 | i++; |
196 | segment++; | |
197 | } | |
9b7fe12d | 198 | // check whether there was enough space for the segments |
199 | if (i!=tgtList.size()) { | |
200 | HLTError("too little space in block descriptor array: required %d, available %d", tgtList.size(), iArraySize); | |
201 | iResult=-ENOSPC; | |
202 | } else { | |
0c0c9d99 | 203 | // move this consumer to the active list |
204 | if (ChangeConsumerState(pDesc, fConsumers, fActiveConsumers)>=0) { | |
205 | HLTDebug("component %p (%s) subscribed to data buffer %p", pConsumer, ((AliHLTComponent*)pConsumer)->GetComponentID(), this); | |
3f2a1b1c | 206 | } else { |
0c0c9d99 | 207 | // TODO: cleanup the consumer descriptor correctly |
8ede8717 | 208 | memset(arrayBlockDesc, 0, iArraySize*sizeof(AliHLTComponentBlockData)); |
3f2a1b1c | 209 | HLTError("can not activate consumer %p for data buffer %p", pConsumer, this); |
210 | iResult=-EACCES; | |
211 | } | |
9b7fe12d | 212 | } |
3f2a1b1c | 213 | } else { |
0c0c9d99 | 214 | HLTError("unresolved data segment(s) for component %p (%s)", pConsumer, ((AliHLTComponent*)pConsumer)->GetComponentID()); |
3f2a1b1c | 215 | iResult=-EBADF; |
216 | } | |
217 | } else { | |
0c0c9d99 | 218 | HLTError("component %p is not a data consumer of data buffer %s", pConsumer, this); |
3f2a1b1c | 219 | iResult=-ENOENT; |
220 | } | |
221 | } else { | |
9b7fe12d | 222 | // Matthias 26.07.2007 until now, data had to be present for successful subscription |
223 | // in order to be consistent with the PubSub framework, this restiction has been | |
224 | // removed | |
225 | //HLTError("data buffer %p is empty", this); | |
226 | //iResult=-ENODATA; | |
3f2a1b1c | 227 | } |
228 | } else { | |
229 | HLTError("invalid parameter"); | |
230 | iResult=-EINVAL; | |
231 | } | |
232 | return iResult; | |
233 | } | |
234 | ||
8ede8717 | 235 | int AliHLTDataBuffer::Release(AliHLTComponentBlockData* pBlockDesc, const AliHLTComponent* pConsumer) |
3f2a1b1c | 236 | { |
70ed7d01 | 237 | // see header file for function documentation |
3f2a1b1c | 238 | int iResult=0; |
239 | if (pBlockDesc && pConsumer) { | |
0c0c9d99 | 240 | AliHLTConsumerDescriptor* pDesc=FindConsumer(pConsumer, fActiveConsumers); |
241 | if (pDesc) { | |
242 | if ((iResult=pDesc->CheckActiveDataSegment(pBlockDesc->fOffset, pBlockDesc->fSize))!=1) { | |
243 | HLTWarning("data segment missmatch, component %p has not subscribed to a segment with offset %#x and size %d", pConsumer, pBlockDesc->fOffset, pBlockDesc->fSize); | |
244 | // TODO: appropriate error handling, but so far optional | |
245 | iResult=0; | |
246 | } else { | |
247 | pDesc->ReleaseActiveDataSegment(pBlockDesc->fOffset, pBlockDesc->fSize); | |
3f2a1b1c | 248 | pBlockDesc->fOffset=0; |
249 | pBlockDesc->fPtr=NULL; | |
250 | pBlockDesc->fSize=0; | |
0c0c9d99 | 251 | } |
252 | if (pDesc->GetNofActiveSegments()==0) { | |
3f2a1b1c | 253 | if ((iResult=ChangeConsumerState(pDesc, fActiveConsumers, fReleasedConsumers))>=0) { |
b426991e | 254 | if (GetNofActiveConsumers()==0 && GetNofPendingConsumers()==0) { |
0c0c9d99 | 255 | // this is the last consumer, reset the consumer list and release the raw buffer |
3f2a1b1c | 256 | ResetDataBuffer(); |
3f2a1b1c | 257 | } |
258 | } else { | |
259 | HLTError("can not deactivate consumer %p for data buffer %p", pConsumer, this); | |
260 | iResult=-EACCES; | |
261 | } | |
3f2a1b1c | 262 | } |
0c0c9d99 | 263 | } else { |
264 | HLTWarning("component %p has currently not subscribed to the data buffer %p", pConsumer, this); | |
265 | iResult=-ENOENT; | |
266 | } | |
3f2a1b1c | 267 | } else { |
268 | HLTError("inavalid parameter: pBlockDesc=%p pConsumer=%p", pBlockDesc, pConsumer); | |
269 | iResult=-EINVAL; | |
270 | } | |
271 | return iResult; | |
272 | } | |
273 | ||
274 | AliHLTUInt8_t* AliHLTDataBuffer::GetTargetBuffer(int iMinSize) | |
275 | { | |
70ed7d01 | 276 | // see header file for function documentation |
3f2a1b1c | 277 | AliHLTUInt8_t* pTargetBuffer=NULL; |
b6800be0 | 278 | if (fpBuffer!=NULL) { |
279 | HLTWarning("data buffer not properly reset, possible memory leak\n"); | |
280 | } | |
3f2a1b1c | 281 | fpBuffer=CreateRawBuffer(iMinSize); |
9ce4bf4a | 282 | if (fpBuffer) { |
1e6e67ec | 283 | pTargetBuffer=*fpBuffer; |
9ce4bf4a | 284 | } else { |
285 | HLTError("can not create raw buffer"); | |
286 | } | |
3f2a1b1c | 287 | return pTargetBuffer; |
288 | } | |
289 | ||
8ede8717 | 290 | int AliHLTDataBuffer::SetSegments(AliHLTUInt8_t* pTgt, AliHLTComponentBlockData* arrayBlockData, int iSize) |
3f2a1b1c | 291 | { |
70ed7d01 | 292 | // see header file for function documentation |
3f2a1b1c | 293 | int iResult=0; |
294 | if (pTgt && arrayBlockData && iSize>=0) { | |
0c0c9d99 | 295 | if (fpBuffer) { |
1e6e67ec | 296 | if (*fpBuffer==pTgt) { |
6235cd38 | 297 | AliHLTDataBuffer::AliHLTDataSegment segment; |
0c0c9d99 | 298 | for (int i=0; i<iSize; i++) { |
6434d28a | 299 | // the pointer can be either NULL, than only the offset is considered, or a valid |
300 | // pointer in the range of the buffer | |
301 | // The operator '>' includes the size of the buffer | |
302 | if (arrayBlockData[i].fPtr==NULL || | |
303 | ((*fpBuffer)<=arrayBlockData[i].fPtr && (*fpBuffer)>arrayBlockData[i].fPtr)) { | |
304 | int ptrOffset=0; | |
305 | if (arrayBlockData[i].fPtr!=NULL) { | |
306 | ptrOffset=(*fpBuffer)-arrayBlockData[i].fPtr; | |
307 | } | |
1e6e67ec | 308 | if (arrayBlockData[i].fOffset+ptrOffset+arrayBlockData[i].fSize<=fpBuffer->fSize) { |
309 | segment.fSegmentOffset=arrayBlockData[i].fOffset+ptrOffset; | |
310 | segment.fSegmentSize=arrayBlockData[i].fSize; | |
311 | segment.fDataType=arrayBlockData[i].fDataType; | |
312 | segment.fSpecification=arrayBlockData[i].fSpecification; | |
313 | fSegments.push_back(segment); | |
314 | HLTDebug("set segment %s with size %d at offset %d", AliHLTComponent::DataType2Text(segment.fDataType).data(), segment.fSegmentSize, segment.fSegmentOffset); | |
315 | } else { | |
316 | HLTError("block data specification %#d (%s) exceeds size of data buffer", i, AliHLTComponent::DataType2Text(arrayBlockData[i].fDataType).data()); | |
317 | HLTError("block offset=%d, block size=%d, buffer size=%d", arrayBlockData[i].fOffset, arrayBlockData[i].fSize, fpBuffer->fSize); | |
318 | iResult=-E2BIG; | |
319 | } | |
0c0c9d99 | 320 | } else { |
1e6e67ec | 321 | HLTError("invalid pointer (%p) in block data specification (buffer %p size %d)", arrayBlockData[i].fPtr, fpBuffer->fPtr, fpBuffer->fSize); |
322 | iResult=-ERANGE; | |
0c0c9d99 | 323 | } |
324 | } | |
3f2a1b1c | 325 | } else { |
0c0c9d99 | 326 | HLTError("this data buffer (%p) does not match the internal data buffer %p of raw buffer %p", pTgt, fpBuffer->fPtr, fpBuffer); |
8451168b | 327 | iResult=-EINVAL; |
3f2a1b1c | 328 | } |
0c0c9d99 | 329 | } else { |
330 | HLTFatal("internal data structur missmatch"); | |
331 | iResult=-EFAULT; | |
3f2a1b1c | 332 | } |
333 | } else { | |
0c0c9d99 | 334 | HLTError("invalid parameter: pTgtBuffer=%p arrayBlockData=%p", pTgt, arrayBlockData); |
3f2a1b1c | 335 | iResult=-EINVAL; |
336 | } | |
337 | return iResult; | |
338 | } | |
339 | ||
340 | int AliHLTDataBuffer::IsEmpty() | |
341 | { | |
70ed7d01 | 342 | // see header file for function documentation |
3f2a1b1c | 343 | int iResult=fpBuffer==NULL || GetNofSegments()==0; |
344 | return iResult; | |
345 | } | |
346 | ||
347 | int AliHLTDataBuffer::GetNofSegments() | |
348 | { | |
70ed7d01 | 349 | // see header file for function documentation |
3f2a1b1c | 350 | int iResult=fSegments.size(); |
351 | return iResult; | |
352 | } | |
353 | ||
354 | int AliHLTDataBuffer::GetNofConsumers() | |
355 | { | |
70ed7d01 | 356 | // see header file for function documentation |
3f2a1b1c | 357 | int iResult=fConsumers.size() + GetNofActiveConsumers() + fReleasedConsumers.size(); |
358 | return iResult; | |
359 | } | |
360 | ||
b426991e | 361 | int AliHLTDataBuffer::GetNofPendingConsumers() |
362 | { | |
363 | // see header file for function documentation | |
364 | int iResult=fConsumers.size(); | |
365 | return iResult; | |
366 | } | |
367 | ||
3f2a1b1c | 368 | int AliHLTDataBuffer::GetNofActiveConsumers() |
369 | { | |
70ed7d01 | 370 | // see header file for function documentation |
3f2a1b1c | 371 | int iResult=fActiveConsumers.size(); |
372 | return iResult; | |
373 | } | |
374 | ||
6235cd38 | 375 | AliHLTDataBuffer::AliHLTRawBuffer* AliHLTDataBuffer::CreateRawBuffer(AliHLTUInt32_t size) |
3f2a1b1c | 376 | { |
70ed7d01 | 377 | // see header file for function documentation |
3f2a1b1c | 378 | AliHLTRawBuffer* pRawBuffer=NULL; |
7a5ccd96 | 379 | unsigned int reqSize=size+fgkSafetyPatternSize; |
70ed7d01 | 380 | vector<AliHLTRawBuffer*>::iterator buffer=fgFreeBuffers.begin(); |
381 | while (buffer!=fgFreeBuffers.end() && pRawBuffer==NULL) { | |
8451168b | 382 | if ((*buffer)->fTotalSize>=reqSize && ((*buffer)->fTotalSize-reqSize)<fgMargin) { |
3f2a1b1c | 383 | // assign this element |
384 | pRawBuffer=*buffer; | |
385 | pRawBuffer->fSize=size; | |
70ed7d01 | 386 | fgFreeBuffers.erase(buffer); |
0c0c9d99 | 387 | fgLogging.Logging(kHLTLogDebug, "AliHLTDataBuffer::CreateRawBuffer", "data buffer handling", "raw buffer container %p provided for request of %d bytes (total %d available in buffer %p)", pRawBuffer, size, pRawBuffer->fTotalSize, pRawBuffer->fPtr); |
70ed7d01 | 388 | fgActiveBuffers.push_back(pRawBuffer); |
0c0c9d99 | 389 | break; |
3f2a1b1c | 390 | } |
0c0c9d99 | 391 | buffer++; |
3f2a1b1c | 392 | } |
393 | if (pRawBuffer==NULL) { | |
0c0c9d99 | 394 | // no buffer found, create a new one |
3f2a1b1c | 395 | pRawBuffer=new AliHLTRawBuffer; |
396 | if (pRawBuffer) { | |
1e6e67ec | 397 | pRawBuffer->fPtr=static_cast<AliHLTUInt8_t*>(malloc(reqSize)); |
3f2a1b1c | 398 | if (pRawBuffer->fPtr) { |
399 | pRawBuffer->fSize=size; | |
8451168b | 400 | pRawBuffer->fTotalSize=reqSize; |
70ed7d01 | 401 | fgActiveBuffers.push_back(pRawBuffer); |
0c0c9d99 | 402 | fgLogging.Logging(kHLTLogDebug, "AliHLTDataBuffer::CreateRawBuffer", "data buffer handling", "new raw buffer %p of size %d created (container %p)", pRawBuffer->fPtr, pRawBuffer->fTotalSize, pRawBuffer); |
3f2a1b1c | 403 | } else { |
404 | delete pRawBuffer; | |
405 | pRawBuffer=NULL; | |
0c0c9d99 | 406 | fgLogging.Logging(kHLTLogError, "AliHLTDataBuffer::CreateRawBuffer", "data buffer handling", "memory allocation failed"); |
3f2a1b1c | 407 | } |
408 | } else { | |
0c0c9d99 | 409 | fgLogging.Logging(kHLTLogError, "AliHLTDataBuffer::CreateRawBuffer", "data buffer handling", "memory allocation failed"); |
3f2a1b1c | 410 | } |
411 | } | |
73ede1d3 | 412 | if (pRawBuffer!=NULL && fgkSafetyPatternSize>0) { |
413 | //fgLogging.Logging(kHLTLogDebug, "AliHLTDataBuffer::ReleaseRawBuffer", "data buffer handling", "writing safety pattern to %p offset %d", pRawBuffer->fPtr, pRawBuffer->fSize); | |
414 | memcpy(((char*)pRawBuffer->fPtr)+pRawBuffer->fSize, fgkSafetyPattern, fgkSafetyPatternSize); | |
415 | } | |
3f2a1b1c | 416 | return pRawBuffer; |
417 | } | |
418 | ||
419 | int AliHLTDataBuffer::ReleaseRawBuffer(AliHLTRawBuffer* pBuffer) | |
420 | { | |
70ed7d01 | 421 | // see header file for function documentation |
3f2a1b1c | 422 | int iResult=0; |
423 | if (pBuffer) { | |
70ed7d01 | 424 | vector<AliHLTRawBuffer*>::iterator buffer=fgActiveBuffers.begin(); |
425 | while (buffer!=fgActiveBuffers.end() && (*buffer)!=pBuffer) { | |
3f2a1b1c | 426 | buffer++; |
427 | } | |
70ed7d01 | 428 | if (buffer!=fgActiveBuffers.end()) { |
8451168b | 429 | if (fgkSafetyPatternSize>0) { |
73ede1d3 | 430 | //fgLogging.Logging(kHLTLogDebug, "AliHLTDataBuffer::ReleaseRawBuffer", "data buffer handling", "comparing safety pattern at %p offset %d", (*buffer)->fPtr, (*buffer)->fSize); |
8451168b | 431 | if (memcmp(((char*)(*buffer)->fPtr)+(*buffer)->fSize, fgkSafetyPattern, fgkSafetyPatternSize)!=0) { |
432 | fgLogging.Logging(kHLTLogFatal, "AliHLTDataBuffer::ReleaseRawBuffer", "data buffer handling", "component has written beyond end of data buffer %p size %d", (*buffer)->fPtr, (*buffer)->fSize); | |
433 | } | |
434 | } | |
3f2a1b1c | 435 | (*buffer)->fSize=0; |
70ed7d01 | 436 | fgFreeBuffers.push_back(*buffer); |
437 | fgActiveBuffers.erase(buffer); | |
3f2a1b1c | 438 | } else { |
0c0c9d99 | 439 | fgLogging.Logging(kHLTLogWarning, "AliHLTDataBuffer::ReleaseRawBuffer", "data buffer handling", "can not find raw buffer container %p in the list of active containers", pBuffer); |
3f2a1b1c | 440 | iResult=-ENOENT; |
441 | } | |
442 | } else { | |
0c0c9d99 | 443 | fgLogging.Logging(kHLTLogError, "AliHLTDataBuffer::ReleaseRawBuffer", "data buffer handling", "invalid parameter"); |
3f2a1b1c | 444 | iResult=-EINVAL; |
445 | } | |
446 | return iResult; | |
447 | } | |
448 | ||
449 | ||
450 | int AliHLTDataBuffer::DeleteRawBuffers() | |
451 | { | |
70ed7d01 | 452 | // see header file for function documentation |
3f2a1b1c | 453 | int iResult=0; |
70ed7d01 | 454 | vector<AliHLTRawBuffer*>::iterator buffer=fgFreeBuffers.begin(); |
455 | while (buffer!=fgFreeBuffers.end()) { | |
3f2a1b1c | 456 | free((*buffer)->fPtr); |
457 | delete *buffer; | |
70ed7d01 | 458 | fgFreeBuffers.erase(buffer); |
459 | buffer=fgFreeBuffers.begin(); | |
3f2a1b1c | 460 | } |
70ed7d01 | 461 | buffer=fgActiveBuffers.begin(); |
462 | while (buffer!=fgActiveBuffers.end()) { | |
0c0c9d99 | 463 | fgLogging.Logging(kHLTLogWarning, "AliHLTDataBuffer::ReleaseRawBuffer", "data buffer handling", "request to delete active raw buffer container (raw buffer %p, size %d)", (*buffer)->fPtr, (*buffer)->fTotalSize); |
3f2a1b1c | 464 | free((*buffer)->fPtr); |
465 | delete *buffer; | |
70ed7d01 | 466 | fgActiveBuffers.erase(buffer); |
467 | buffer=fgActiveBuffers.begin(); | |
3f2a1b1c | 468 | } |
469 | return iResult; | |
470 | } | |
471 | ||
70ed7d01 | 472 | AliHLTConsumerDescriptor* AliHLTDataBuffer::FindConsumer(const AliHLTComponent* pConsumer, vector<AliHLTConsumerDescriptor*> &list) const |
3f2a1b1c | 473 | { |
70ed7d01 | 474 | // see header file for function documentation |
3f2a1b1c | 475 | AliHLTConsumerDescriptor* pDesc=NULL; |
476 | vector<AliHLTConsumerDescriptor*>::iterator desc=list.begin(); | |
477 | while (desc!=list.end() && pDesc==NULL) { | |
0c0c9d99 | 478 | if ((pConsumer==NULL || (*desc)->GetComponent()==pConsumer)) { |
3f2a1b1c | 479 | pDesc=*desc; |
480 | } | |
0c0c9d99 | 481 | desc++; |
3f2a1b1c | 482 | } |
483 | return pDesc; | |
484 | } | |
485 | ||
0c0c9d99 | 486 | int AliHLTDataBuffer::ResetDataBuffer() |
487 | { | |
70ed7d01 | 488 | // see header file for function documentation |
3f2a1b1c | 489 | int iResult=0; |
0c0c9d99 | 490 | AliHLTRawBuffer* pBuffer=fpBuffer; |
3f2a1b1c | 491 | fpBuffer=NULL; |
9ce4bf4a | 492 | |
493 | // cleanup consumer states | |
b426991e | 494 | vector<AliHLTConsumerDescriptor*>::iterator desc; |
495 | // if (GetNofPendingConsumers()>0) { | |
496 | // desc=fConsumers.begin(); | |
497 | // while (desc!=fConsumers.end()) { | |
498 | // AliHLTComponent* pComp=(*desc)->GetComponent(); | |
499 | // HLTError("internal error: consumer %p (%s %p) did not get data from data buffer %p", *desc, pComp?pComp->GetComponentID():"", pComp, this); | |
500 | // desc++; | |
501 | // } | |
502 | // } | |
503 | desc=fReleasedConsumers.begin(); | |
3f2a1b1c | 504 | while (desc!=fReleasedConsumers.end()) { |
505 | AliHLTConsumerDescriptor* pDesc=*desc; | |
506 | fReleasedConsumers.erase(desc); | |
507 | desc=fReleasedConsumers.begin(); | |
508 | fConsumers.push_back(pDesc); | |
509 | } | |
510 | desc=fActiveConsumers.begin(); | |
511 | while (desc!=fActiveConsumers.end()) { | |
512 | AliHLTConsumerDescriptor* pDesc=*desc; | |
513 | HLTWarning("consumer %p was not released", pDesc); | |
514 | fActiveConsumers.erase(desc); | |
515 | desc=fActiveConsumers.begin(); | |
516 | fConsumers.push_back(pDesc); | |
517 | } | |
9ce4bf4a | 518 | |
519 | // cleanup segments | |
6235cd38 | 520 | vector<AliHLTDataBuffer::AliHLTDataSegment>::iterator segment=fSegments.begin(); |
9ce4bf4a | 521 | while (segment!=fSegments.end()) { |
522 | fSegments.erase(segment); | |
523 | segment=fSegments.begin(); | |
524 | } | |
525 | ||
526 | // cleanup raw buffer | |
527 | if (pBuffer) { | |
528 | ReleaseRawBuffer(pBuffer); | |
529 | } | |
3f2a1b1c | 530 | return iResult; |
531 | } | |
532 | ||
9ce4bf4a | 533 | int AliHLTDataBuffer::Reset() |
534 | { | |
70ed7d01 | 535 | // see header file for function documentation |
9ce4bf4a | 536 | return ResetDataBuffer(); |
537 | } | |
538 | ||
0c0c9d99 | 539 | // this is the version which works on lists of components instead of consumer descriptors |
540 | // int AliHLTDataBuffer::ChangeConsumerState(AliHLTComponent* pConsumer, vector<AliHLTComponent*> &srcList, vector<AliHLTComponent*> &tgtList) | |
541 | // { | |
542 | // int iResult=0; | |
543 | // if (pDesc) { | |
544 | // vector<AliHLTComponent*>::iterator desc=srcList.begin(); | |
545 | // while (desc!=srcList.end()) { | |
546 | // if ((*desc)==pConsumer) { | |
547 | // srcList.erase(desc); | |
548 | // tgtList.push_back(pConsumer); | |
549 | // break; | |
550 | // } | |
551 | // desc++; | |
552 | // } | |
553 | // if (desc==srcList.end()) { | |
554 | // HLTError("can not find consumer component %p in list", pConsumer); | |
555 | // iResult=-ENOENT; | |
556 | // } | |
557 | // } else { | |
558 | // HLTError("invalid parameter"); | |
559 | // iResult=-EINVAL; | |
560 | // } | |
561 | // return iResult; | |
562 | // } | |
563 | ||
3f2a1b1c | 564 | int AliHLTDataBuffer::ChangeConsumerState(AliHLTConsumerDescriptor* pDesc, vector<AliHLTConsumerDescriptor*> &srcList, vector<AliHLTConsumerDescriptor*> &tgtList) |
565 | { | |
70ed7d01 | 566 | // see header file for function documentation |
9ce4bf4a | 567 | int iResult=-ENOENT; |
3f2a1b1c | 568 | if (pDesc) { |
569 | vector<AliHLTConsumerDescriptor*>::iterator desc=srcList.begin(); | |
570 | while (desc!=srcList.end()) { | |
571 | if ((*desc)==pDesc) { | |
572 | srcList.erase(desc); | |
573 | tgtList.push_back(pDesc); | |
9ce4bf4a | 574 | iResult=0; |
3f2a1b1c | 575 | break; |
576 | } | |
0c0c9d99 | 577 | desc++; |
3f2a1b1c | 578 | } |
9ce4bf4a | 579 | if (iResult<0) { |
3f2a1b1c | 580 | HLTError("can not find consumer descriptor %p in list", pDesc); |
3f2a1b1c | 581 | } |
582 | } else { | |
583 | HLTError("invalid parameter"); | |
584 | iResult=-EINVAL; | |
585 | } | |
586 | return iResult; | |
587 | } | |
588 | ||
70ed7d01 | 589 | int AliHLTDataBuffer::CleanupConsumerList() |
590 | { | |
591 | // see header file for function documentation | |
3f2a1b1c | 592 | int iResult=0; |
593 | ResetDataBuffer(); | |
594 | vector<AliHLTConsumerDescriptor*>::iterator desc=fConsumers.begin(); | |
595 | while (desc!=fConsumers.end()) { | |
596 | delete *desc; | |
597 | fConsumers.erase(desc); | |
598 | desc=fConsumers.begin(); | |
599 | } | |
600 | return iResult; | |
601 | } | |
9ce4bf4a | 602 | |
70ed7d01 | 603 | int AliHLTDataBuffer::FindConsumer(AliHLTComponent* pConsumer, int bAllLists) |
604 | { | |
605 | // see header file for function documentation | |
9ce4bf4a | 606 | vector<AliHLTConsumerDescriptor*>::iterator desc=fConsumers.begin(); |
607 | while (desc!=fConsumers.end()) { | |
608 | if ((*desc)->GetComponent()==pConsumer) | |
609 | return 1; | |
610 | desc++; | |
611 | } | |
612 | if (bAllLists==0) return 0; | |
613 | ||
614 | desc=fActiveConsumers.begin(); | |
615 | while (desc!=fActiveConsumers.end()) { | |
616 | if ((*desc)->GetComponent()==pConsumer) | |
617 | return 1; | |
618 | desc++; | |
619 | } | |
620 | desc=fReleasedConsumers.begin(); | |
621 | while (desc!=fReleasedConsumers.end()) { | |
622 | if ((*desc)->GetComponent()==pConsumer) | |
623 | return 1; | |
624 | desc++; | |
625 | } | |
626 | return 0; | |
627 | } | |
1e6e67ec | 628 | |
629 | int AliHLTDataBuffer::AliHLTRawBuffer::operator==(void* ptr) | |
630 | { | |
631 | return fPtr == static_cast<AliHLTUInt8_t*>(ptr); | |
632 | } | |
633 | ||
634 | int AliHLTDataBuffer::AliHLTRawBuffer::operator<=(void* ptr) | |
635 | { | |
636 | int iResult=fPtr <= static_cast<AliHLTUInt8_t*>(ptr); | |
637 | //printf("%p: %p <= %p (%d)\n", this, fPtr, ptr, iResult); | |
638 | return iResult; | |
639 | } | |
640 | ||
641 | int AliHLTDataBuffer::AliHLTRawBuffer::operator>(void* ptr) | |
642 | { | |
643 | int iResult=fPtr+fSize > static_cast<AliHLTUInt8_t*>(ptr); | |
644 | //printf("%p: %p + %d > %p (%d)\n", this, fPtr, fSize, ptr, iResult); | |
645 | return iResult; | |
646 | } | |
647 | ||
648 | int AliHLTDataBuffer::AliHLTRawBuffer::operator-(void* ptr) | |
649 | { | |
650 | return static_cast<int>(static_cast<AliHLTUInt8_t*>(ptr)-fPtr); | |
651 | } |