]>
Commit | Line | Data |
---|---|---|
3f2a1b1c | 1 | // $Id$ |
2 | ||
c5123824 | 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 | //************************************************************************** | |
3f2a1b1c | 18 | |
b22e91eb | 19 | /** @file AliHLTDataBuffer.cxx |
20 | @author Matthias Richter | |
21 | @date | |
22 | @brief Handling of Data Buffers for HLT components. | |
23 | */ | |
3f2a1b1c | 24 | |
0c0c9d99 | 25 | #if __GNUC__>= 3 |
3f2a1b1c | 26 | using namespace std; |
27 | #endif | |
28 | ||
29 | #include "AliHLTDataBuffer.h" | |
6235cd38 | 30 | #include "AliHLTConsumerDescriptor.h" |
b22e91eb | 31 | #include "AliHLTComponent.h" |
b46ca65e | 32 | #include "AliHLTTask.h" |
66043029 | 33 | #include <cerrno> |
d6cbe999 | 34 | #include <cassert> |
66043029 | 35 | //#include <string> |
36 | //#include "AliHLTSystem.h" | |
3f2a1b1c | 37 | |
2be3f004 | 38 | typedef vector<AliHLTDataBuffer::AliHLTDataSegment> AliHLTDataSegmentList; |
2be3f004 | 39 | |
b22e91eb | 40 | /** ROOT macro for the implementation of ROOT specific class methods */ |
3f2a1b1c | 41 | ClassImp(AliHLTDataBuffer) |
42 | ||
3f2a1b1c | 43 | AliHLTDataBuffer::AliHLTDataBuffer() |
85869391 | 44 | : |
45 | fSegments(), | |
46 | fConsumers(), | |
47 | fActiveConsumers(), | |
48 | fReleasedConsumers(), | |
49 | fpBuffer(NULL), | |
b46ca65e | 50 | fFlags(0), |
51 | fForwardedSegmentSources(), | |
52 | fForwardedSegments() | |
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; |
545d509f | 67 | AliHLTDataBuffer::AliHLTRawBufferPList AliHLTDataBuffer::fgFreeBuffers; |
68 | AliHLTDataBuffer::AliHLTRawBufferPList 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}; | |
0a7afbf0 | 73 | AliHLTUInt32_t AliHLTDataBuffer::fgEventCount=0; |
b22e91eb | 74 | |
3f2a1b1c | 75 | AliHLTDataBuffer::~AliHLTDataBuffer() |
76 | { | |
70ed7d01 | 77 | // see header file for function documentation |
5dc29c72 | 78 | CleanupConsumerList(); |
79 | ||
70ed7d01 | 80 | if (--fgNofInstances<=0) { |
3f2a1b1c | 81 | DeleteRawBuffers(); |
82 | } | |
3f2a1b1c | 83 | } |
84 | ||
0c0c9d99 | 85 | int AliHLTDataBuffer::SetConsumer(AliHLTComponent* pConsumer) |
3f2a1b1c | 86 | { |
70ed7d01 | 87 | // see header file for function documentation |
3f2a1b1c | 88 | int iResult=0; |
89 | if (pConsumer) { | |
9ce4bf4a | 90 | if (FindConsumer(pConsumer)) { |
91 | HLTWarning("consumer %s (%p) already set to data buffer %p", pConsumer->GetComponentID(), pConsumer, this); | |
92 | } | |
0c0c9d99 | 93 | AliHLTConsumerDescriptor* pDesc=new AliHLTConsumerDescriptor(pConsumer); |
3f2a1b1c | 94 | if (pDesc) { |
95 | fConsumers.push_back(pDesc); | |
9ce4bf4a | 96 | HLTDebug("set consumer %s (%p) to data buffer %p", pConsumer->GetComponentID(), pConsumer, this); |
3f2a1b1c | 97 | } else { |
98 | HLTError("memory allocation failed"); | |
99 | iResult=-ENOMEM; | |
100 | } | |
101 | } else { | |
9ce4bf4a | 102 | HLTError("invalid parameter: consumer component (nil)"); |
3f2a1b1c | 103 | iResult=-EINVAL; |
104 | } | |
105 | return iResult; | |
106 | } | |
107 | ||
2be3f004 | 108 | int AliHLTDataBuffer::FindMatchingDataBlocks(const AliHLTComponent* pConsumer, AliHLTComponentDataTypeList* tgtList) |
0c0c9d99 | 109 | { |
70ed7d01 | 110 | // see header file for function documentation |
0c0c9d99 | 111 | int iResult=0; |
112 | if (pConsumer) { | |
2be3f004 | 113 | AliHLTDataSegmentList segments; |
0c0c9d99 | 114 | if ((iResult=FindMatchingDataSegments(pConsumer, segments))>=0) { |
115 | if (tgtList) { | |
2be3f004 | 116 | AliHLTDataSegmentList::iterator segment=segments.begin(); |
0c0c9d99 | 117 | while (segment!=segments.end()) { |
118 | tgtList->push_back((*segment).fDataType); | |
119 | segment++; | |
120 | } | |
121 | } | |
122 | iResult=segments.size(); | |
123 | } | |
124 | } else { | |
125 | iResult=-EINVAL; | |
126 | } | |
127 | return iResult; | |
128 | } | |
129 | ||
6235cd38 | 130 | int AliHLTDataBuffer::FindMatchingDataSegments(const AliHLTComponent* pConsumer, vector<AliHLTDataBuffer::AliHLTDataSegment>& tgtList) |
0c0c9d99 | 131 | { |
70ed7d01 | 132 | // see header file for function documentation |
0c0c9d99 | 133 | int iResult=0; |
9b7fe12d | 134 | |
135 | // Matthias 26.09.2007 relax the restriction to matching data blocks | |
136 | // all blocks are passed to the consumer, which is the policy also in | |
137 | // PubSub | |
138 | tgtList.assign(fSegments.begin(), fSegments.end()); | |
b46ca65e | 139 | |
140 | // add all forwarded blocks | |
141 | tgtList.insert(tgtList.begin(), fForwardedSegments.begin(), fForwardedSegments.end()); | |
9b7fe12d | 142 | iResult=tgtList.size(); |
143 | return iResult; | |
144 | ||
0c0c9d99 | 145 | if (pConsumer) { |
2be3f004 | 146 | AliHLTComponentDataTypeList dtlist; |
0c0c9d99 | 147 | ((AliHLTComponent*)pConsumer)->GetInputDataTypes(dtlist); |
2be3f004 | 148 | AliHLTDataSegmentList::iterator segment=fSegments.begin(); |
0c0c9d99 | 149 | while (segment!=fSegments.end()) { |
2be3f004 | 150 | AliHLTComponentDataTypeList::iterator type=dtlist.begin(); |
0c0c9d99 | 151 | while (type!=dtlist.end()) { |
d8f5c9fe | 152 | if ((*segment).fDataType==(*type)) { |
0c0c9d99 | 153 | tgtList.push_back(*segment); |
154 | iResult++; | |
155 | break; | |
156 | } | |
157 | type++; | |
158 | } | |
159 | segment++; | |
160 | } | |
161 | } else { | |
162 | iResult=-EINVAL; | |
163 | } | |
164 | return iResult; | |
165 | } | |
166 | ||
457ec821 | 167 | int AliHLTDataBuffer::Subscribe(const AliHLTComponent* pConsumer, AliHLTComponentBlockDataList& blockDescList) |
3f2a1b1c | 168 | { |
70ed7d01 | 169 | // see header file for function documentation |
3f2a1b1c | 170 | int iResult=0; |
457ec821 | 171 | if (pConsumer) { |
b46ca65e | 172 | if (1/*fpBuffer*/) { |
0c0c9d99 | 173 | AliHLTConsumerDescriptor* pDesc=FindConsumer(pConsumer, fConsumers); |
3f2a1b1c | 174 | if (pDesc) { |
2be3f004 | 175 | AliHLTDataSegmentList tgtList; |
9b7fe12d | 176 | // Matthias 26.07.2007 AliHLTSystem should behave the same way as PubSub |
177 | // so it does not matter if there are matching data types or not, unless | |
178 | // we implement such a check in PubSub | |
179 | if ((iResult=FindMatchingDataSegments(pConsumer, tgtList))>=0) { | |
2be3f004 | 180 | AliHLTDataSegmentList::iterator segment=tgtList.begin(); |
457ec821 | 181 | while (segment!=tgtList.end()) { |
3f2a1b1c | 182 | // fill the block data descriptor |
457ec821 | 183 | AliHLTComponentBlockData bd; |
184 | AliHLTComponent::FillBlockData(bd); | |
3294f81a | 185 | // This models the behavior of PubSub. |
186 | // For incoming data blocks, fOffset must be ignored by the | |
187 | // processing component. It is set for bookkeeping in the framework. | |
188 | // fPtr always points to the beginning of the data. | |
457ec821 | 189 | bd.fOffset=0; |
b46ca65e | 190 | AliHLTUInt8_t* pTgt=*segment; |
457ec821 | 191 | bd.fPtr=reinterpret_cast<void*>(pTgt); |
192 | bd.fSize=(*segment).fSegmentSize; | |
193 | bd.fDataType=(*segment).fDataType; | |
194 | bd.fSpecification=(*segment).fSpecification; | |
195 | blockDescList.push_back(bd); | |
b46ca65e | 196 | pDesc->SetActiveDataSegment(*segment); |
457ec821 | 197 | HLTDebug("component %p (%s) subscribed to segment offset %d size %d data type %s %#x", |
198 | pConsumer, ((AliHLTComponent*)pConsumer)->GetComponentID(), bd.fOffset, | |
199 | bd.fSize, (AliHLTComponent::DataType2Text(bd.fDataType)).c_str(), | |
200 | bd.fSpecification); | |
0c0c9d99 | 201 | segment++; |
202 | } | |
203 | // move this consumer to the active list | |
457ec821 | 204 | if (tgtList.size()==0) { |
b46ca65e | 205 | ChangeConsumerState(pDesc, fConsumers, fReleasedConsumers); |
206 | HLTDebug("no input data for component %p (%s) available", pConsumer, ((AliHLTComponent*)pConsumer)->GetComponentID()); | |
207 | } else if (ChangeConsumerState(pDesc, fConsumers, fActiveConsumers)>=0) { | |
0c0c9d99 | 208 | HLTDebug("component %p (%s) subscribed to data buffer %p", pConsumer, ((AliHLTComponent*)pConsumer)->GetComponentID(), this); |
3f2a1b1c | 209 | } else { |
0c0c9d99 | 210 | // TODO: cleanup the consumer descriptor correctly |
457ec821 | 211 | segment=tgtList.begin(); |
212 | while (segment!=tgtList.end()) { | |
213 | blockDescList.pop_back(); | |
214 | segment++; | |
215 | } | |
3f2a1b1c | 216 | HLTError("can not activate consumer %p for data buffer %p", pConsumer, this); |
217 | iResult=-EACCES; | |
218 | } | |
219 | } else { | |
0c0c9d99 | 220 | HLTError("unresolved data segment(s) for component %p (%s)", pConsumer, ((AliHLTComponent*)pConsumer)->GetComponentID()); |
3f2a1b1c | 221 | iResult=-EBADF; |
222 | } | |
223 | } else { | |
d4a18597 | 224 | if (!FindConsumer(pConsumer)) { |
225 | HLTError("component %p is not a data consumer of data buffer %p", pConsumer, this); | |
226 | } else { | |
227 | HLTError("component %p is a valid data consumer of data buffer %p, but did not release it's buffer subscription", pConsumer, this); | |
228 | } | |
3f2a1b1c | 229 | iResult=-ENOENT; |
230 | } | |
231 | } else { | |
9b7fe12d | 232 | // Matthias 26.07.2007 until now, data had to be present for successful subscription |
233 | // in order to be consistent with the PubSub framework, this restiction has been | |
234 | // removed | |
235 | //HLTError("data buffer %p is empty", this); | |
236 | //iResult=-ENODATA; | |
3f2a1b1c | 237 | } |
238 | } else { | |
239 | HLTError("invalid parameter"); | |
240 | iResult=-EINVAL; | |
241 | } | |
242 | return iResult; | |
243 | } | |
244 | ||
b46ca65e | 245 | int AliHLTDataBuffer::Release(AliHLTComponentBlockData* pBlockDesc, |
246 | const AliHLTComponent* pConsumer, | |
247 | const AliHLTTask* pOwnerTask) | |
3f2a1b1c | 248 | { |
70ed7d01 | 249 | // see header file for function documentation |
3f2a1b1c | 250 | int iResult=0; |
251 | if (pBlockDesc && pConsumer) { | |
0c0c9d99 | 252 | AliHLTConsumerDescriptor* pDesc=FindConsumer(pConsumer, fActiveConsumers); |
253 | if (pDesc) { | |
b46ca65e | 254 | if ((iResult=pDesc->CheckActiveDataSegment(AliHLTDataSegment(pBlockDesc->fPtr, pBlockDesc->fOffset, pBlockDesc->fSize)))!=1) { |
c5123824 | 255 | HLTWarning("data segment mismatch, component %p has not subscribed to a segment with offset %#x and size %d", pConsumer, pBlockDesc->fOffset, pBlockDesc->fSize); |
0c0c9d99 | 256 | // TODO: appropriate error handling, but so far optional |
257 | iResult=0; | |
258 | } else { | |
b46ca65e | 259 | pDesc->ReleaseActiveDataSegment(AliHLTDataSegment(pBlockDesc->fPtr, pBlockDesc->fOffset, pBlockDesc->fSize)); |
260 | } | |
261 | if (GetNofPendingConsumers()==0 && fForwardedSegments.size()>0) { | |
262 | // last consumer, release forwarded segments | |
d4a18597 | 263 | ReleaseForwardedBlock(pBlockDesc, pOwnerTask); |
264 | } | |
265 | pBlockDesc->fOffset=0; | |
266 | pBlockDesc->fPtr=NULL; | |
267 | pBlockDesc->fSize=0; | |
268 | if (pDesc->GetNofActiveSegments()==0) { | |
269 | if ((iResult=ChangeConsumerState(pDesc, fActiveConsumers, fReleasedConsumers))>=0) { | |
270 | if (GetNofActiveConsumers()==0 && GetNofPendingConsumers()==0) { | |
271 | // this is the last consumer, reset the consumer list and release the raw buffer | |
272 | ResetDataBuffer(); | |
273 | } | |
274 | } else { | |
275 | HLTError("can not deactivate consumer %p for data buffer %p", pConsumer, this); | |
276 | iResult=-EACCES; | |
277 | } | |
278 | } | |
279 | } else { | |
280 | HLTWarning("component %p has currently not subscribed to the data buffer %p", pConsumer, this); | |
281 | iResult=-ENOENT; | |
282 | } | |
283 | } else { | |
284 | HLTError("inavalid parameter: pBlockDesc=%p pConsumer=%p", pBlockDesc, pConsumer); | |
285 | iResult=-EINVAL; | |
286 | } | |
287 | return iResult; | |
288 | } | |
289 | ||
290 | int AliHLTDataBuffer::ReleaseForwardedBlock(AliHLTComponentBlockData* pBlockDesc, | |
291 | const AliHLTTask* pOwnerTask) | |
292 | { | |
293 | // see header file for function documentation | |
294 | int iResult=0; | |
295 | if (pBlockDesc && pOwnerTask) { | |
b46ca65e | 296 | assert(fForwardedSegments.size()==fForwardedSegmentSources.size()); |
297 | AliHLTDataSegmentList::iterator segment=fForwardedSegments.begin(); | |
298 | AliHLTTaskPList::iterator src=fForwardedSegmentSources.begin(); | |
299 | //HLTDebug("%p checking forwarded segments", this); | |
300 | for (; segment!=fForwardedSegments.end(); segment++, src++) { | |
301 | //HLTDebug("segment ptr=%p offset=%d size=%d\n" | |
302 | // "block ptr=%p offset=%d size=%d", (*segment).fPtr, (*segment).fSegmentOffset, (*segment).fSegmentSize, pBlockDesc->fPtr, pBlockDesc->fOffset, pBlockDesc->fSize); | |
303 | if ((*segment)==AliHLTDataSegment(pBlockDesc->fPtr, pBlockDesc->fOffset, pBlockDesc->fSize)) { | |
304 | //HLTDebug("release segment of task %p", *src); | |
305 | assert((*src)!=NULL); | |
306 | if ((*src)!=NULL) { | |
307 | if ((*src)->Release(pBlockDesc, pOwnerTask)>=0) { | |
308 | HLTDebug("task %s (%p) released forwarded segment %p size %d of task %s (%p)", | |
309 | pOwnerTask->GetName(), pOwnerTask, (*segment).GetPtr(), (*segment).GetSize(), | |
310 | (*src)->GetName(), *src); | |
311 | } else { | |
312 | HLTError("task %s (%p) failed releasing forwarded segment %p size %d of task %s (%p)", | |
313 | pOwnerTask->GetName(), pOwnerTask, (*segment).GetPtr(), (*segment).GetSize(), | |
314 | (*src)->GetName(), *src); | |
315 | } | |
316 | } | |
317 | fForwardedSegments.erase(segment); | |
318 | fForwardedSegmentSources.erase(src); | |
319 | break; | |
320 | } | |
321 | } | |
3f2a1b1c | 322 | } else { |
d4a18597 | 323 | HLTError("inavalid parameter: pBlockDesc=%p pOwnerTask=%p", pBlockDesc, pOwnerTask); |
3f2a1b1c | 324 | iResult=-EINVAL; |
325 | } | |
326 | return iResult; | |
327 | } | |
328 | ||
b46ca65e | 329 | int AliHLTDataBuffer::Forward(AliHLTTask* pSrcTask, AliHLTComponentBlockData* pBlockDesc) |
330 | { | |
331 | // see header file for function documentation | |
332 | if (pSrcTask==NULL || pBlockDesc==NULL) return -EINVAL; | |
333 | assert(fForwardedSegments.size()==fForwardedSegmentSources.size()); | |
334 | if (fForwardedSegments.size()!=fForwardedSegmentSources.size()) return -EFAULT; | |
335 | fForwardedSegmentSources.push_back(pSrcTask); | |
457ec821 | 336 | fForwardedSegments.push_back(AliHLTDataSegment(pBlockDesc->fPtr, pBlockDesc->fOffset, pBlockDesc->fSize, pBlockDesc->fDataType, pBlockDesc->fSpecification)); |
b46ca65e | 337 | return 0; |
338 | } | |
339 | ||
3f2a1b1c | 340 | AliHLTUInt8_t* AliHLTDataBuffer::GetTargetBuffer(int iMinSize) |
341 | { | |
70ed7d01 | 342 | // see header file for function documentation |
3f2a1b1c | 343 | AliHLTUInt8_t* pTargetBuffer=NULL; |
b6800be0 | 344 | if (fpBuffer!=NULL) { |
345 | HLTWarning("data buffer not properly reset, possible memory leak\n"); | |
346 | } | |
3f2a1b1c | 347 | fpBuffer=CreateRawBuffer(iMinSize); |
9ce4bf4a | 348 | if (fpBuffer) { |
1e6e67ec | 349 | pTargetBuffer=*fpBuffer; |
9ce4bf4a | 350 | } else { |
351 | HLTError("can not create raw buffer"); | |
352 | } | |
3f2a1b1c | 353 | return pTargetBuffer; |
354 | } | |
355 | ||
8ede8717 | 356 | int AliHLTDataBuffer::SetSegments(AliHLTUInt8_t* pTgt, AliHLTComponentBlockData* arrayBlockData, int iSize) |
3f2a1b1c | 357 | { |
70ed7d01 | 358 | // see header file for function documentation |
3f2a1b1c | 359 | int iResult=0; |
360 | if (pTgt && arrayBlockData && iSize>=0) { | |
0c0c9d99 | 361 | if (fpBuffer) { |
1e6e67ec | 362 | if (*fpBuffer==pTgt) { |
6235cd38 | 363 | AliHLTDataBuffer::AliHLTDataSegment segment; |
48dedf26 | 364 | AliHLTUInt32_t maxSize=0; |
0c0c9d99 | 365 | for (int i=0; i<iSize; i++) { |
3294f81a | 366 | // This function has to model the behavior of PubSub |
367 | // For output blocks only the fOffset value is used, this must be the offset | |
368 | // relative to the output pointer. fPtr must be either NULL or the output | |
b46ca65e | 369 | // pointer. In either case it is 'ignored' and set to the beginning of the |
370 | // data buffer | |
6434d28a | 371 | if (arrayBlockData[i].fPtr==NULL || |
3294f81a | 372 | arrayBlockData[i].fPtr==*fpBuffer) { |
b46ca65e | 373 | arrayBlockData[i].fPtr=*fpBuffer; |
0ad4ebd1 | 374 | if ((arrayBlockData[i].fOffset+arrayBlockData[i].fSize<=fpBuffer->GetUsedSize()) || |
375 | ((arrayBlockData[i].fOffset==~(AliHLTUInt32_t)0) && arrayBlockData[i].fSize==0)) { | |
3294f81a | 376 | segment.fSegmentOffset=arrayBlockData[i].fOffset; |
b46ca65e | 377 | segment.fPtr=(AliHLTUInt8_t*)arrayBlockData[i].fPtr; |
1e6e67ec | 378 | segment.fSegmentSize=arrayBlockData[i].fSize; |
379 | segment.fDataType=arrayBlockData[i].fDataType; | |
380 | segment.fSpecification=arrayBlockData[i].fSpecification; | |
381 | fSegments.push_back(segment); | |
382 | HLTDebug("set segment %s with size %d at offset %d", AliHLTComponent::DataType2Text(segment.fDataType).data(), segment.fSegmentSize, segment.fSegmentOffset); | |
48dedf26 | 383 | |
384 | // find the actual size of the data | |
385 | if ((arrayBlockData[i].fOffset!=~(AliHLTUInt32_t)0) && | |
386 | arrayBlockData[i].fOffset+arrayBlockData[i].fSize>maxSize) { | |
387 | maxSize=arrayBlockData[i].fOffset+arrayBlockData[i].fSize; | |
388 | } | |
1e6e67ec | 389 | } else { |
390 | HLTError("block data specification %#d (%s) exceeds size of data buffer", i, AliHLTComponent::DataType2Text(arrayBlockData[i].fDataType).data()); | |
c0a2bfc2 | 391 | HLTError("block offset=%d, block size=%d, buffer size=%d", arrayBlockData[i].fOffset, arrayBlockData[i].fSize, fpBuffer->GetUsedSize()); |
1e6e67ec | 392 | iResult=-E2BIG; |
393 | } | |
0c0c9d99 | 394 | } else { |
3294f81a | 395 | HLTError("invalid pointer (%p) in block data specification (buffer %p size %d)." |
396 | "please note: for output blocks only the fOffset value is valid and must " | |
c0a2bfc2 | 397 | "be relative to the output buffer", arrayBlockData[i].fPtr, fpBuffer->GetPointer(), fpBuffer->GetUsedSize()); |
1e6e67ec | 398 | iResult=-ERANGE; |
0c0c9d99 | 399 | } |
400 | } | |
48dedf26 | 401 | // to be enabled if unit test is ready |
402 | //iResult=SetRawBufferDataSize(fpBuffer, maxSize); | |
3f2a1b1c | 403 | } else { |
c0a2bfc2 | 404 | HLTError("this data buffer (%p) does not match the internal data buffer %p of raw buffer %p", pTgt, fpBuffer->GetPointer(), fpBuffer); |
8451168b | 405 | iResult=-EINVAL; |
3f2a1b1c | 406 | } |
0c0c9d99 | 407 | } else { |
c5123824 | 408 | HLTFatal("internal data structur mismatch"); |
0c0c9d99 | 409 | iResult=-EFAULT; |
3f2a1b1c | 410 | } |
411 | } else { | |
0c0c9d99 | 412 | HLTError("invalid parameter: pTgtBuffer=%p arrayBlockData=%p", pTgt, arrayBlockData); |
3f2a1b1c | 413 | iResult=-EINVAL; |
414 | } | |
415 | return iResult; | |
416 | } | |
417 | ||
418 | int AliHLTDataBuffer::IsEmpty() | |
419 | { | |
70ed7d01 | 420 | // see header file for function documentation |
d4a18597 | 421 | int iResult=(fpBuffer==NULL && fForwardedSegments.size()==0) || GetNofSegments()==0; |
3f2a1b1c | 422 | return iResult; |
423 | } | |
424 | ||
425 | int AliHLTDataBuffer::GetNofSegments() | |
426 | { | |
70ed7d01 | 427 | // see header file for function documentation |
d4a18597 | 428 | int iResult=fSegments.size() + fForwardedSegments.size(); |
3f2a1b1c | 429 | return iResult; |
430 | } | |
431 | ||
432 | int AliHLTDataBuffer::GetNofConsumers() | |
433 | { | |
70ed7d01 | 434 | // see header file for function documentation |
3f2a1b1c | 435 | int iResult=fConsumers.size() + GetNofActiveConsumers() + fReleasedConsumers.size(); |
436 | return iResult; | |
437 | } | |
438 | ||
b426991e | 439 | int AliHLTDataBuffer::GetNofPendingConsumers() |
440 | { | |
441 | // see header file for function documentation | |
442 | int iResult=fConsumers.size(); | |
443 | return iResult; | |
444 | } | |
445 | ||
3f2a1b1c | 446 | int AliHLTDataBuffer::GetNofActiveConsumers() |
447 | { | |
70ed7d01 | 448 | // see header file for function documentation |
3f2a1b1c | 449 | int iResult=fActiveConsumers.size(); |
450 | return iResult; | |
451 | } | |
452 | ||
6235cd38 | 453 | AliHLTDataBuffer::AliHLTRawBuffer* AliHLTDataBuffer::CreateRawBuffer(AliHLTUInt32_t size) |
3f2a1b1c | 454 | { |
70ed7d01 | 455 | // see header file for function documentation |
3f2a1b1c | 456 | AliHLTRawBuffer* pRawBuffer=NULL; |
7a5ccd96 | 457 | unsigned int reqSize=size+fgkSafetyPatternSize; |
2be3f004 | 458 | AliHLTRawBufferPList::iterator buffer=fgFreeBuffers.begin(); |
70ed7d01 | 459 | while (buffer!=fgFreeBuffers.end() && pRawBuffer==NULL) { |
d6cbe999 | 460 | if ((*buffer)->CheckSize(reqSize)) { |
3f2a1b1c | 461 | // assign this element |
462 | pRawBuffer=*buffer; | |
d6cbe999 | 463 | pRawBuffer->UseBuffer(size); |
70ed7d01 | 464 | fgFreeBuffers.erase(buffer); |
c0a2bfc2 | 465 | 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->GetTotalSize(), pRawBuffer->GetPointer()); |
70ed7d01 | 466 | fgActiveBuffers.push_back(pRawBuffer); |
0c0c9d99 | 467 | break; |
3f2a1b1c | 468 | } |
0c0c9d99 | 469 | buffer++; |
3f2a1b1c | 470 | } |
471 | if (pRawBuffer==NULL) { | |
0c0c9d99 | 472 | // no buffer found, create a new one |
d6cbe999 | 473 | pRawBuffer=new AliHLTRawBuffer(reqSize); |
3f2a1b1c | 474 | if (pRawBuffer) { |
c0a2bfc2 | 475 | if (pRawBuffer->GetPointer()) { |
d6cbe999 | 476 | pRawBuffer->UseBuffer(size); |
70ed7d01 | 477 | fgActiveBuffers.push_back(pRawBuffer); |
c0a2bfc2 | 478 | fgLogging.Logging(kHLTLogDebug, "AliHLTDataBuffer::CreateRawBuffer", "data buffer handling", "new raw buffer %p of size %d created (container %p)", pRawBuffer->GetPointer(), pRawBuffer->GetTotalSize(), pRawBuffer); |
3f2a1b1c | 479 | } else { |
480 | delete pRawBuffer; | |
481 | pRawBuffer=NULL; | |
0c0c9d99 | 482 | fgLogging.Logging(kHLTLogError, "AliHLTDataBuffer::CreateRawBuffer", "data buffer handling", "memory allocation failed"); |
3f2a1b1c | 483 | } |
484 | } else { | |
0c0c9d99 | 485 | fgLogging.Logging(kHLTLogError, "AliHLTDataBuffer::CreateRawBuffer", "data buffer handling", "memory allocation failed"); |
3f2a1b1c | 486 | } |
487 | } | |
73ede1d3 | 488 | if (pRawBuffer!=NULL && fgkSafetyPatternSize>0) { |
c0a2bfc2 | 489 | //fgLogging.Logging(kHLTLogDebug, "AliHLTDataBuffer::CreateRawBuffer", "data buffer handling", "writing safety pattern to %p offset %d", (*buffer)->GetPointer(), (*buffer)->GetUsedSize()); |
49b01d04 | 490 | pRawBuffer->WritePattern(fgkSafetyPattern, fgkSafetyPatternSize); |
73ede1d3 | 491 | } |
3f2a1b1c | 492 | return pRawBuffer; |
493 | } | |
494 | ||
48dedf26 | 495 | int AliHLTDataBuffer::SetRawBufferDataSize(AliHLTRawBuffer* pBuffer, AliHLTUInt32_t size) const |
496 | { | |
497 | // see header file for function documentation | |
498 | int iResult=0; | |
499 | if (!pBuffer) return -EINVAL; | |
500 | if (size>pBuffer->GetUsedSize()) { | |
501 | HLTError("indicated data size %d exceeds data buffer %p (%d)", size, pBuffer->GetPointer(), pBuffer->GetUsedSize()); | |
502 | return -ENOSPC; | |
503 | } | |
504 | if (fgkSafetyPatternSize>0) { | |
505 | if (pBuffer->CheckPattern(fgkSafetyPattern, fgkSafetyPatternSize)) { | |
506 | HLTError("potential memory corruption: component has written beyond end of data buffer %p size %d", pBuffer->GetPointer(), pBuffer->GetUsedSize()); | |
507 | } | |
508 | } | |
509 | // shrink the buffer and write new pattern at the end | |
510 | pBuffer->UseBuffer(size); | |
511 | if (fgkSafetyPatternSize>0) { | |
512 | pBuffer->WritePattern(fgkSafetyPattern, fgkSafetyPatternSize); | |
513 | } | |
514 | return iResult; | |
515 | } | |
516 | ||
3f2a1b1c | 517 | int AliHLTDataBuffer::ReleaseRawBuffer(AliHLTRawBuffer* pBuffer) |
518 | { | |
70ed7d01 | 519 | // see header file for function documentation |
3f2a1b1c | 520 | int iResult=0; |
521 | if (pBuffer) { | |
2be3f004 | 522 | AliHLTRawBufferPList::iterator buffer=fgActiveBuffers.begin(); |
70ed7d01 | 523 | while (buffer!=fgActiveBuffers.end() && (*buffer)!=pBuffer) { |
3f2a1b1c | 524 | buffer++; |
525 | } | |
70ed7d01 | 526 | if (buffer!=fgActiveBuffers.end()) { |
8451168b | 527 | if (fgkSafetyPatternSize>0) { |
c0a2bfc2 | 528 | //fgLogging.Logging(kHLTLogDebug, "AliHLTDataBuffer::ReleaseRawBuffer", "data buffer handling", "comparing safety pattern at %p offset %d", (*buffer)->GetPointer(), reinterpret_cast<AliHLTUInt32_t>(*buffer)); |
d6cbe999 | 529 | if ((*buffer)->CheckPattern(fgkSafetyPattern, fgkSafetyPatternSize)) { |
c0a2bfc2 | 530 | fgLogging.Logging(kHLTLogFatal, "AliHLTDataBuffer::ReleaseRawBuffer", "data buffer handling", "component has written beyond end of data buffer %p size %d", (*buffer)->GetPointer(), (*buffer)->GetUsedSize()); |
8451168b | 531 | } |
532 | } | |
d6cbe999 | 533 | (*buffer)->Reset(); |
70ed7d01 | 534 | fgFreeBuffers.push_back(*buffer); |
535 | fgActiveBuffers.erase(buffer); | |
3f2a1b1c | 536 | } else { |
0c0c9d99 | 537 | fgLogging.Logging(kHLTLogWarning, "AliHLTDataBuffer::ReleaseRawBuffer", "data buffer handling", "can not find raw buffer container %p in the list of active containers", pBuffer); |
3f2a1b1c | 538 | iResult=-ENOENT; |
539 | } | |
540 | } else { | |
0c0c9d99 | 541 | fgLogging.Logging(kHLTLogError, "AliHLTDataBuffer::ReleaseRawBuffer", "data buffer handling", "invalid parameter"); |
3f2a1b1c | 542 | iResult=-EINVAL; |
543 | } | |
544 | return iResult; | |
545 | } | |
546 | ||
547 | ||
548 | int AliHLTDataBuffer::DeleteRawBuffers() | |
549 | { | |
70ed7d01 | 550 | // see header file for function documentation |
3f2a1b1c | 551 | int iResult=0; |
950a0e40 | 552 | #ifdef ALIHLTSYSTEM_PROFILING |
553 | int iTotalSize=0; | |
554 | int iCount=fgFreeBuffers.size()+fgActiveBuffers.size(); | |
555 | #endif //ALIHLTSYSTEM_PROFILING | |
dba03d72 | 556 | AliHLTRawBufferPList::iterator buffer;; |
557 | while ((buffer=fgFreeBuffers.begin())!=fgFreeBuffers.end()) { | |
950a0e40 | 558 | #ifdef ALIHLTSYSTEM_PROFILING |
559 | iTotalSize+=(*buffer)->GetTotalSize(); | |
560 | #endif //ALIHLTSYSTEM_PROFILING | |
3f2a1b1c | 561 | delete *buffer; |
70ed7d01 | 562 | fgFreeBuffers.erase(buffer); |
3f2a1b1c | 563 | } |
dba03d72 | 564 | while ((buffer=fgActiveBuffers.begin())!=fgActiveBuffers.end()) { |
950a0e40 | 565 | #ifdef ALIHLTSYSTEM_PROFILING |
566 | iTotalSize+=(*buffer)->GetTotalSize(); | |
567 | #endif //ALIHLTSYSTEM_PROFILING | |
c0a2bfc2 | 568 | fgLogging.Logging(kHLTLogWarning, "AliHLTDataBuffer::ReleaseRawBuffer", "data buffer handling", "request to delete active raw buffer container (raw buffer %p, size %d)", (*buffer)->GetPointer(), (*buffer)->GetTotalSize()); |
3f2a1b1c | 569 | delete *buffer; |
70ed7d01 | 570 | fgActiveBuffers.erase(buffer); |
3f2a1b1c | 571 | } |
950a0e40 | 572 | #ifdef ALIHLTSYSTEM_PROFILING |
573 | fgLogging.Logging(kHLTLogImportant, "AliHLTDataBuffer::ReleaseRawBuffer", "data buffer handling", "Total memory allocation: %d byte in %d buffers", iTotalSize, iCount); | |
574 | #endif //ALIHLTSYSTEM_PROFILING | |
3f2a1b1c | 575 | return iResult; |
576 | } | |
577 | ||
0a7afbf0 | 578 | int AliHLTDataBuffer::PrintStatistics() |
579 | { | |
580 | // see header file for function documentation | |
581 | int iResult=0; | |
582 | int iFree=0; | |
583 | int iActive=0; | |
584 | AliHLTRawBufferPList::iterator buffer;; | |
585 | for (buffer=fgFreeBuffers.begin(); buffer!=fgFreeBuffers.end(); buffer++) { | |
586 | iFree+=(*buffer)->GetTotalSize(); | |
587 | } | |
588 | for (buffer=fgActiveBuffers.begin(); buffer!=fgActiveBuffers.end(); buffer++) { | |
589 | iActive+=(*buffer)->GetTotalSize(); | |
590 | } | |
591 | fgLogging.Logging(kHLTLogInfo, "AliHLTDataBuffer::PrintStatistics", "data buffer handling", "Total memory allocation: %d byte; %d free buffers (%d byte) - %d active buffers (%d byte) ", iFree+iActive, fgFreeBuffers.size(), iFree, fgActiveBuffers.size(), iActive); | |
592 | return iResult; | |
593 | } | |
594 | ||
2be3f004 | 595 | AliHLTConsumerDescriptor* AliHLTDataBuffer::FindConsumer(const AliHLTComponent* pConsumer, AliHLTConsumerDescriptorPList &list) const |
3f2a1b1c | 596 | { |
70ed7d01 | 597 | // see header file for function documentation |
3f2a1b1c | 598 | AliHLTConsumerDescriptor* pDesc=NULL; |
2be3f004 | 599 | AliHLTConsumerDescriptorPList::iterator desc=list.begin(); |
3f2a1b1c | 600 | while (desc!=list.end() && pDesc==NULL) { |
0c0c9d99 | 601 | if ((pConsumer==NULL || (*desc)->GetComponent()==pConsumer)) { |
3f2a1b1c | 602 | pDesc=*desc; |
603 | } | |
0c0c9d99 | 604 | desc++; |
3f2a1b1c | 605 | } |
606 | return pDesc; | |
607 | } | |
608 | ||
0c0c9d99 | 609 | int AliHLTDataBuffer::ResetDataBuffer() |
610 | { | |
70ed7d01 | 611 | // see header file for function documentation |
3f2a1b1c | 612 | int iResult=0; |
0c0c9d99 | 613 | AliHLTRawBuffer* pBuffer=fpBuffer; |
3f2a1b1c | 614 | fpBuffer=NULL; |
9ce4bf4a | 615 | |
b46ca65e | 616 | // cleanup forwarded segment lists |
617 | assert(fForwardedSegments.size()==0); | |
618 | fForwardedSegments.clear(); | |
619 | fForwardedSegmentSources.clear(); | |
620 | ||
9ce4bf4a | 621 | // cleanup consumer states |
2be3f004 | 622 | AliHLTConsumerDescriptorPList::iterator desc; |
b426991e | 623 | // if (GetNofPendingConsumers()>0) { |
624 | // desc=fConsumers.begin(); | |
625 | // while (desc!=fConsumers.end()) { | |
626 | // AliHLTComponent* pComp=(*desc)->GetComponent(); | |
627 | // HLTError("internal error: consumer %p (%s %p) did not get data from data buffer %p", *desc, pComp?pComp->GetComponentID():"", pComp, this); | |
628 | // desc++; | |
629 | // } | |
630 | // } | |
631 | desc=fReleasedConsumers.begin(); | |
3f2a1b1c | 632 | while (desc!=fReleasedConsumers.end()) { |
633 | AliHLTConsumerDescriptor* pDesc=*desc; | |
634 | fReleasedConsumers.erase(desc); | |
635 | desc=fReleasedConsumers.begin(); | |
636 | fConsumers.push_back(pDesc); | |
637 | } | |
638 | desc=fActiveConsumers.begin(); | |
639 | while (desc!=fActiveConsumers.end()) { | |
640 | AliHLTConsumerDescriptor* pDesc=*desc; | |
48abe484 | 641 | HLTWarning("consumer %p (%s) was not released", pDesc, pDesc->GetComponent()?pDesc->GetComponent()->GetComponentID():"### invalid component ###"); |
3f2a1b1c | 642 | fActiveConsumers.erase(desc); |
643 | desc=fActiveConsumers.begin(); | |
644 | fConsumers.push_back(pDesc); | |
645 | } | |
9ce4bf4a | 646 | |
647 | // cleanup segments | |
2be3f004 | 648 | AliHLTDataSegmentList::iterator segment=fSegments.begin(); |
9ce4bf4a | 649 | while (segment!=fSegments.end()) { |
650 | fSegments.erase(segment); | |
651 | segment=fSegments.begin(); | |
652 | } | |
653 | ||
654 | // cleanup raw buffer | |
655 | if (pBuffer) { | |
656 | ReleaseRawBuffer(pBuffer); | |
657 | } | |
3f2a1b1c | 658 | return iResult; |
659 | } | |
660 | ||
9ce4bf4a | 661 | int AliHLTDataBuffer::Reset() |
662 | { | |
70ed7d01 | 663 | // see header file for function documentation |
9ce4bf4a | 664 | return ResetDataBuffer(); |
665 | } | |
666 | ||
0c0c9d99 | 667 | // this is the version which works on lists of components instead of consumer descriptors |
2be3f004 | 668 | // int AliHLTDataBuffer::ChangeConsumerState(AliHLTComponent* pConsumer, AliHLTComponentPList &srcList, AliHLTComponentPList &tgtList) |
0c0c9d99 | 669 | // { |
670 | // int iResult=0; | |
671 | // if (pDesc) { | |
2be3f004 | 672 | // AliHLTComponentPList::iterator desc=srcList.begin(); |
0c0c9d99 | 673 | // while (desc!=srcList.end()) { |
674 | // if ((*desc)==pConsumer) { | |
675 | // srcList.erase(desc); | |
676 | // tgtList.push_back(pConsumer); | |
677 | // break; | |
678 | // } | |
679 | // desc++; | |
680 | // } | |
681 | // if (desc==srcList.end()) { | |
682 | // HLTError("can not find consumer component %p in list", pConsumer); | |
683 | // iResult=-ENOENT; | |
684 | // } | |
685 | // } else { | |
686 | // HLTError("invalid parameter"); | |
687 | // iResult=-EINVAL; | |
688 | // } | |
689 | // return iResult; | |
690 | // } | |
691 | ||
2be3f004 | 692 | int AliHLTDataBuffer::ChangeConsumerState(AliHLTConsumerDescriptor* pDesc, AliHLTConsumerDescriptorPList &srcList, AliHLTConsumerDescriptorPList &tgtList) |
3f2a1b1c | 693 | { |
70ed7d01 | 694 | // see header file for function documentation |
9ce4bf4a | 695 | int iResult=-ENOENT; |
3f2a1b1c | 696 | if (pDesc) { |
2be3f004 | 697 | AliHLTConsumerDescriptorPList::iterator desc=srcList.begin(); |
3f2a1b1c | 698 | while (desc!=srcList.end()) { |
699 | if ((*desc)==pDesc) { | |
700 | srcList.erase(desc); | |
701 | tgtList.push_back(pDesc); | |
9ce4bf4a | 702 | iResult=0; |
3f2a1b1c | 703 | break; |
704 | } | |
0c0c9d99 | 705 | desc++; |
3f2a1b1c | 706 | } |
9ce4bf4a | 707 | if (iResult<0) { |
3f2a1b1c | 708 | HLTError("can not find consumer descriptor %p in list", pDesc); |
3f2a1b1c | 709 | } |
710 | } else { | |
711 | HLTError("invalid parameter"); | |
712 | iResult=-EINVAL; | |
713 | } | |
714 | return iResult; | |
715 | } | |
716 | ||
70ed7d01 | 717 | int AliHLTDataBuffer::CleanupConsumerList() |
718 | { | |
719 | // see header file for function documentation | |
3f2a1b1c | 720 | int iResult=0; |
721 | ResetDataBuffer(); | |
2be3f004 | 722 | AliHLTConsumerDescriptorPList::iterator desc=fConsumers.begin(); |
3f2a1b1c | 723 | while (desc!=fConsumers.end()) { |
724 | delete *desc; | |
725 | fConsumers.erase(desc); | |
726 | desc=fConsumers.begin(); | |
727 | } | |
728 | return iResult; | |
729 | } | |
9ce4bf4a | 730 | |
d4a18597 | 731 | int AliHLTDataBuffer::FindConsumer(const AliHLTComponent* pConsumer, int bAllLists) |
70ed7d01 | 732 | { |
733 | // see header file for function documentation | |
2be3f004 | 734 | AliHLTConsumerDescriptorPList::iterator desc=fConsumers.begin(); |
9ce4bf4a | 735 | while (desc!=fConsumers.end()) { |
736 | if ((*desc)->GetComponent()==pConsumer) | |
737 | return 1; | |
738 | desc++; | |
739 | } | |
740 | if (bAllLists==0) return 0; | |
741 | ||
742 | desc=fActiveConsumers.begin(); | |
743 | while (desc!=fActiveConsumers.end()) { | |
744 | if ((*desc)->GetComponent()==pConsumer) | |
745 | return 1; | |
746 | desc++; | |
747 | } | |
748 | desc=fReleasedConsumers.begin(); | |
749 | while (desc!=fReleasedConsumers.end()) { | |
750 | if ((*desc)->GetComponent()==pConsumer) | |
751 | return 1; | |
752 | desc++; | |
753 | } | |
754 | return 0; | |
755 | } | |
1e6e67ec | 756 | |
d6cbe999 | 757 | AliHLTDataBuffer::AliHLTRawBuffer::AliHLTRawBuffer(AliHLTUInt32_t size) |
545d509f | 758 | : fSize(0) |
759 | , fTotalSize(size) | |
760 | , fExternalPtr(NULL) | |
761 | , fPtr(static_cast<AliHLTUInt8_t*>(malloc(size))) | |
762 | , fLastEventCount(0) | |
d6cbe999 | 763 | { |
764 | // see header file for class documentation | |
765 | // or | |
766 | // refer to README to build package | |
767 | // or | |
768 | // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt | |
769 | if (fPtr==NULL) { | |
770 | fSize=0; | |
771 | fTotalSize=0; | |
772 | } | |
773 | } | |
774 | ||
545d509f | 775 | AliHLTDataBuffer::AliHLTRawBuffer::AliHLTRawBuffer(AliHLTUInt32_t size, AliHLTUInt8_t* buffer) |
776 | : fSize(0) | |
777 | , fTotalSize(size) | |
778 | , fExternalPtr(buffer) | |
779 | , fPtr(fExternalPtr) | |
780 | , fLastEventCount(0) | |
781 | { | |
782 | // see header file for class documentation | |
783 | } | |
784 | ||
d6cbe999 | 785 | AliHLTDataBuffer::AliHLTRawBuffer::~AliHLTRawBuffer() |
786 | { | |
545d509f | 787 | if (fExternalPtr==NULL && fPtr) { |
d6cbe999 | 788 | free(fPtr); |
789 | } | |
790 | fPtr=NULL; | |
791 | fSize=0; | |
792 | fTotalSize=0; | |
793 | } | |
794 | ||
3a7c0444 | 795 | int AliHLTDataBuffer::AliHLTRawBuffer::operator==(void* ptr) const |
1e6e67ec | 796 | { |
3a7c0444 | 797 | // see header file for function documentation |
1e6e67ec | 798 | return fPtr == static_cast<AliHLTUInt8_t*>(ptr); |
799 | } | |
800 | ||
545d509f | 801 | int AliHLTDataBuffer::AliHLTRawBuffer::operator<(void* ptr) const |
802 | { | |
803 | // see header file for function documentation | |
804 | int iResult=fPtr < static_cast<AliHLTUInt8_t*>(ptr); | |
805 | //printf("%p: %p <= %p (%d)\n", this, fPtr, ptr, iResult); | |
806 | return iResult; | |
807 | } | |
808 | ||
3a7c0444 | 809 | int AliHLTDataBuffer::AliHLTRawBuffer::operator<=(void* ptr) const |
1e6e67ec | 810 | { |
3a7c0444 | 811 | // see header file for function documentation |
1e6e67ec | 812 | int iResult=fPtr <= static_cast<AliHLTUInt8_t*>(ptr); |
813 | //printf("%p: %p <= %p (%d)\n", this, fPtr, ptr, iResult); | |
814 | return iResult; | |
815 | } | |
816 | ||
3a7c0444 | 817 | int AliHLTDataBuffer::AliHLTRawBuffer::operator>(void* ptr) const |
1e6e67ec | 818 | { |
3a7c0444 | 819 | // see header file for function documentation |
1e6e67ec | 820 | int iResult=fPtr+fSize > static_cast<AliHLTUInt8_t*>(ptr); |
821 | //printf("%p: %p + %d > %p (%d)\n", this, fPtr, fSize, ptr, iResult); | |
822 | return iResult; | |
823 | } | |
824 | ||
3a7c0444 | 825 | int AliHLTDataBuffer::AliHLTRawBuffer::operator-(void* ptr) const |
1e6e67ec | 826 | { |
3a7c0444 | 827 | // see header file for function documentation |
1e6e67ec | 828 | return static_cast<int>(static_cast<AliHLTUInt8_t*>(ptr)-fPtr); |
829 | } | |
d6cbe999 | 830 | |
545d509f | 831 | int AliHLTDataBuffer::AliHLTRawBuffer::operator<(const AliHLTRawBuffer& op) const |
832 | { | |
833 | // see header file for function documentation | |
834 | return (fPtr+fSize < op.fPtr); | |
835 | } | |
836 | ||
837 | int AliHLTDataBuffer::AliHLTRawBuffer::operator<=(const AliHLTRawBuffer& op) const | |
d6cbe999 | 838 | { |
839 | // see header file for function documentation | |
545d509f | 840 | return (fPtr+fSize <= op.fPtr); |
841 | } | |
842 | ||
843 | int AliHLTDataBuffer::AliHLTRawBuffer::operator>(const AliHLTRawBuffer& op) const | |
844 | { | |
845 | // see header file for function documentation | |
775975be | 846 | return (fPtr >= op.fPtr+op.fSize); |
545d509f | 847 | } |
848 | ||
849 | AliHLTUInt8_t* AliHLTDataBuffer::AliHLTRawBuffer::UseBuffer(AliHLTUInt32_t size) | |
850 | { | |
851 | // mark a portion of the buffer as used | |
dba03d72 | 852 | if (size>0 && fTotalSize>=size) { |
d6cbe999 | 853 | fSize=size; |
0a7afbf0 | 854 | fLastEventCount=AliHLTDataBuffer::fgEventCount; |
d6cbe999 | 855 | return fPtr; |
856 | } | |
857 | return NULL; | |
858 | } | |
859 | ||
545d509f | 860 | AliHLTDataBuffer::AliHLTRawBuffer* AliHLTDataBuffer::AliHLTRawBuffer::Split(AliHLTUInt32_t size) |
861 | { | |
862 | // split a buffer at specified size | |
863 | // only possible for buffers with external memory | |
48dedf26 | 864 | if (fTotalSize>size && |
545d509f | 865 | (fSize==0 || fSize<size) && |
866 | fExternalPtr!=NULL) { | |
867 | AliHLTRawBuffer* part2=new AliHLTRawBuffer(fTotalSize-size, fPtr+size); | |
868 | if (part2) { | |
869 | fTotalSize=size; | |
870 | } | |
871 | return part2; | |
872 | } | |
873 | return NULL; | |
874 | } | |
875 | ||
d6cbe999 | 876 | int AliHLTDataBuffer::AliHLTRawBuffer::CheckSize(AliHLTUInt32_t size) const |
877 | { | |
878 | // see header file for function documentation | |
0a7afbf0 | 879 | if (fTotalSize<size) return 0; |
880 | unsigned adjust=0; | |
881 | if (fLastEventCount+1<AliHLTDataBuffer::fgEventCount) { | |
882 | adjust=AliHLTDataBuffer::fgEventCount-fLastEventCount; | |
883 | } | |
884 | return (adjust>2) || ((fTotalSize-size)<(fgMargin<<adjust)); | |
d6cbe999 | 885 | } |
886 | ||
887 | int AliHLTDataBuffer::AliHLTRawBuffer::Reset() | |
888 | { | |
889 | // see header file for function documentation | |
890 | fSize=0; | |
2be3f004 | 891 | return 0; |
d6cbe999 | 892 | } |
893 | ||
894 | int AliHLTDataBuffer::AliHLTRawBuffer::WritePattern(const char* pattern, int size) | |
895 | { | |
896 | // see header file for function documentation | |
897 | int iResult=0; | |
898 | if (pattern!=NULL && size>0) { | |
899 | if (fSize+size<=fTotalSize) { | |
900 | memcpy(((char*)fPtr)+fSize, pattern, size); | |
901 | iResult=size; | |
902 | } else { | |
903 | iResult=-ENOSPC; | |
904 | } | |
905 | } | |
906 | return iResult; | |
907 | } | |
908 | ||
909 | int AliHLTDataBuffer::AliHLTRawBuffer::CheckPattern(const char* pattern, int size) const | |
910 | { | |
911 | // see header file for function documentation | |
912 | int iResult=0; | |
913 | if (pattern!=NULL && size>0) { | |
914 | if (fSize+size<=fTotalSize) { | |
915 | iResult=memcmp(((char*)fPtr)+fSize, pattern, size)!=0; | |
916 | } else { | |
917 | iResult=-ENOSPC; | |
918 | } | |
919 | } | |
920 | return iResult; | |
921 | } | |
545d509f | 922 | |
923 | int AliHLTDataBuffer::AliHLTRawBuffer::Merge(const AliHLTDataBuffer::AliHLTRawBuffer& neighbor) | |
924 | { | |
925 | // Merge buffer with neighboring buffer. | |
926 | // Only possible if the buffers are consecutive with out any gap. | |
927 | ||
928 | if (!fExternalPtr || !neighbor.fExternalPtr) return -EPERM; | |
929 | ||
48dedf26 | 930 | if (neighbor.fTotalSize==0 && |
931 | fPtr < neighbor.fPtr && | |
932 | fPtr+fTotalSize > neighbor.fPtr) { | |
933 | // special case for a buffer of zero size embedded into this buffer | |
934 | // nothing to do | |
935 | return 0; | |
936 | } | |
937 | if (fTotalSize==0 && | |
938 | neighbor.fPtr < fPtr && | |
939 | neighbor.fPtr+neighbor.fTotalSize > fPtr) { | |
940 | // special case for this buffer of size zero embedded into another buffer | |
941 | fPtr=neighbor.fPtr; | |
942 | fExternalPtr=fPtr; | |
943 | fTotalSize+=neighbor.fTotalSize; | |
944 | fSize=0; | |
945 | return 0; | |
946 | } | |
545d509f | 947 | if (fPtr+fTotalSize == neighbor.fPtr) { |
948 | fTotalSize+=neighbor.fTotalSize; | |
949 | fSize=0; | |
950 | return 0; | |
951 | } | |
952 | if (fPtr == neighbor.fPtr+neighbor.fTotalSize) { | |
953 | fPtr=neighbor.fPtr; | |
954 | fExternalPtr=fPtr; | |
955 | fTotalSize+=neighbor.fTotalSize; | |
956 | fSize=0; | |
957 | return 0; | |
958 | } | |
959 | return -EINVAL; | |
960 | } | |
961 | ||
962 | void AliHLTDataBuffer::AliHLTRawBuffer::Print(const char* option) | |
963 | { | |
964 | /// print buffer information | |
965 | if (strcmp(option, "min")!=0) { | |
966 | cout << "************* AliHLTRawBuffer status ***********" << endl; | |
967 | } | |
775975be | 968 | printf(" %p: buffer %p%s size %d used %d\n", this, fPtr, fExternalPtr?" (external)":"", fTotalSize, fSize); fflush(stdout); |
545d509f | 969 | } |
970 | ||
971 | AliHLTDataBuffer::AliHLTRawPage::AliHLTRawPage(AliHLTUInt32_t pagesize) | |
972 | : fSize(pagesize) | |
973 | , fPtr(static_cast<AliHLTUInt8_t*>(malloc(pagesize))) | |
974 | , fFreeBuffers() | |
975 | , fUsedBuffers() | |
976 | { | |
977 | // constructor | |
978 | if (fPtr) { | |
979 | fFreeBuffers.push_back(new AliHLTRawBuffer(fSize, fPtr)); | |
980 | } else { | |
981 | fSize=0; | |
982 | } | |
983 | } | |
984 | ||
985 | AliHLTDataBuffer::AliHLTRawPage::~AliHLTRawPage() | |
986 | { | |
987 | // destructor | |
48dedf26 | 988 | if (IsUsed()) { |
545d509f | 989 | // do not free if the resources have not been completely freed |
990 | HLTError("memory mismatch: not all allocated intances have been released"); | |
991 | } else { | |
48dedf26 | 992 | if (IsFragmented()) { |
545d509f | 993 | HLTWarning("page still fragmented"); |
994 | } | |
995 | AliHLTRawBufferPList::iterator element=fFreeBuffers.begin(); | |
996 | while (element!=fFreeBuffers.end()) { | |
997 | if (*element) delete *element; | |
998 | element=fFreeBuffers.erase(element); | |
999 | } | |
1000 | if (fPtr) { | |
1001 | free(fPtr); | |
1002 | } | |
1003 | fPtr=NULL; | |
1004 | fSize=0; | |
1005 | } | |
1006 | } | |
1007 | ||
1008 | AliHLTDataBuffer::AliHLTRawBuffer* AliHLTDataBuffer::AliHLTRawPage::Alloc(AliHLTUInt32_t size) | |
1009 | { | |
1010 | /// alloc a buffer of specified size | |
775975be | 1011 | if (fFreeBuffers.size()==0) return NULL; |
545d509f | 1012 | |
545d509f | 1013 | for (AliHLTRawBufferPList::iterator iter=fFreeBuffers.begin(); |
775975be | 1014 | iter!=fFreeBuffers.end(); |
545d509f | 1015 | iter++) { |
48dedf26 | 1016 | if ((*iter)->GetTotalSize()==size) { |
1017 | AliHLTRawBuffer* thisbuffer=*iter; | |
1018 | fFreeBuffers.erase(iter); | |
1019 | fUsedBuffers.push_back(thisbuffer); | |
1020 | return thisbuffer; | |
1021 | } else if ((*iter)->GetTotalSize()>size) { | |
775975be | 1022 | AliHLTRawBuffer* thisbuffer=*iter; |
1023 | AliHLTRawBuffer* newbuffer=thisbuffer->Split(size); | |
1024 | if (newbuffer) { | |
1025 | *iter=newbuffer; | |
1026 | fUsedBuffers.push_back(thisbuffer); | |
1027 | return thisbuffer; | |
545d509f | 1028 | } else { |
48dedf26 | 1029 | HLTWarning("failed to alloc raw buffer: cannot split raw buffer %p of size %d (used %d) at size %d", *iter, (*iter)->GetTotalSize(), (*iter)->GetUsedSize(), size); |
545d509f | 1030 | } |
1031 | } | |
1032 | } | |
1033 | return NULL; | |
1034 | } | |
1035 | ||
1036 | int AliHLTDataBuffer::AliHLTRawPage::Free(AliHLTRawBuffer* pBuffer) | |
1037 | { | |
1038 | /// free a buffer and merge consecutive free buffers | |
1039 | int iResult=0; | |
1040 | for (AliHLTRawBufferPList::iterator iter=fUsedBuffers.begin(); | |
1041 | iter!=fUsedBuffers.end() && iResult>=0; | |
1042 | iter++) { | |
1043 | if ((*iter)==pBuffer) { | |
1044 | fUsedBuffers.erase(iter); | |
775975be | 1045 | AliHLTRawBufferPList::iterator prev=fFreeBuffers.begin(); |
1046 | for (; prev!=fFreeBuffers.end() && iResult>=0; prev++) { | |
48dedf26 | 1047 | if ((*pBuffer)<(*(*prev)) || |
1048 | ((*prev)->GetTotalSize()==0 && pBuffer->GetPointer()<=(*prev)->GetPointer() && (*prev)->GetPointer()<=pBuffer->GetPointer()+pBuffer->GetTotalSize())) { | |
545d509f | 1049 | // check consecutive buffers |
48dedf26 | 1050 | if ((*(*prev)) == (pBuffer->GetPointer()+pBuffer->GetTotalSize()) || |
1051 | ((*prev)->GetTotalSize()==0 && pBuffer->GetPointer()<=(*prev)->GetPointer() && (*prev)->GetPointer()<=pBuffer->GetPointer()+pBuffer->GetTotalSize())) { | |
545d509f | 1052 | // the buffer to be released has a consecutive free buffer -> merge them |
1053 | if ((iResult=pBuffer->Merge(*(*prev)))>=0) { | |
545d509f | 1054 | delete *prev; |
775975be | 1055 | *prev=pBuffer; |
48dedf26 | 1056 | } else { |
1057 | HLTError("failed to merge consecutive/overlapping buffers %p and %p", pBuffer, (*prev)); | |
1058 | pBuffer->Print(""); | |
1059 | (*prev)->Print(""); | |
545d509f | 1060 | } |
1061 | break; | |
1062 | } | |
775975be | 1063 | fFreeBuffers.insert(prev, pBuffer); |
1064 | break; | |
545d509f | 1065 | } |
48dedf26 | 1066 | if ((*pBuffer)>(*(*prev)) || |
1067 | (pBuffer->GetTotalSize()==0 && (*prev)->GetPointer()<=pBuffer->GetPointer() && pBuffer->GetPointer()<=(*prev)->GetPointer()+(*prev)->GetTotalSize())) { | |
545d509f | 1068 | // check consecutive buffers |
48dedf26 | 1069 | if ((*pBuffer) == ((*prev)->GetPointer()+(*prev)->GetTotalSize())|| |
1070 | (pBuffer->GetTotalSize()==0 && (*prev)->GetPointer()<=pBuffer->GetPointer() && pBuffer->GetPointer()<=(*prev)->GetPointer()+(*prev)->GetTotalSize())) { | |
545d509f | 1071 | // the buffer to be released is consecutive to a free buffer -> merge them |
1072 | if ((iResult=pBuffer->Merge(*(*prev)))>=0) { | |
775975be | 1073 | AliHLTRawBufferPList::iterator succ=prev+1; |
545d509f | 1074 | delete *prev; |
775975be | 1075 | *prev=pBuffer; |
1076 | // check if the buffer and the following one are consecutive | |
1077 | if (succ!=fFreeBuffers.end() && | |
1078 | (*(*succ)) == (pBuffer->GetPointer()+pBuffer->GetTotalSize())) { | |
1079 | if ((iResult=pBuffer->Merge(*(*succ)))>=0) { | |
1080 | delete *succ; | |
1081 | fFreeBuffers.erase(succ); | |
1082 | } | |
1083 | } | |
545d509f | 1084 | } |
775975be | 1085 | break; |
545d509f | 1086 | } |
775975be | 1087 | } |
1088 | } | |
1089 | if (prev==fFreeBuffers.end()) { | |
1090 | fFreeBuffers.push_back(pBuffer); | |
1091 | } | |
48dedf26 | 1092 | |
1093 | // merge consecutive free buffers | |
1094 | prev=fFreeBuffers.begin(); | |
1095 | for (AliHLTRawBufferPList::iterator current=prev+1; current!=fFreeBuffers.end() && iResult>=0; ) { | |
1096 | // check if the buffer is embedded into the previous one | |
1097 | if ((*current)->GetTotalSize()==0 && (*prev)->GetPointer()<=(*current)->GetPointer() && (*current)->GetPointer()<(*prev)->GetPointer()+(*prev)->GetTotalSize()) { | |
1098 | if ((iResult=(*prev)->Merge(*(*current)))>=0) { | |
1099 | current=fFreeBuffers.erase(current); | |
1100 | continue; | |
1101 | } else { | |
1102 | HLTError("failed to merge embedded zero length buffer into preceeding buffer"); | |
1103 | Print(""); | |
1104 | } | |
1105 | } | |
1106 | // check if the buffer is consecutive to the previous one | |
1107 | if ((*(*current)) == ((*prev)->GetPointer()+(*prev)->GetTotalSize())) { | |
1108 | if ((iResult=(*prev)->Merge(*(*current)))>=0) { | |
1109 | current=fFreeBuffers.erase(current); | |
1110 | continue; | |
1111 | } else { | |
1112 | HLTError("failed to merge consecutive free buffers"); | |
1113 | Print(""); | |
1114 | } | |
1115 | } | |
1116 | prev=current++; | |
1117 | } | |
1118 | ||
775975be | 1119 | // buffer was part of this page |
545d509f | 1120 | return 0; |
1121 | } | |
1122 | } | |
775975be | 1123 | // buffer not found in this page |
545d509f | 1124 | return 1; |
1125 | } | |
1126 | ||
775975be | 1127 | int AliHLTDataBuffer::AliHLTRawPage::SetSize(AliHLTDataBuffer::AliHLTRawBuffer* pBuffer, AliHLTUInt32_t size) |
1128 | { | |
1129 | /// set the size of a raw buffer and release the remaining part | |
1130 | int iResult=0; | |
1131 | for (AliHLTRawBufferPList::iterator iter=fUsedBuffers.begin(); | |
1132 | iter!=fUsedBuffers.end() && iResult>=0; | |
1133 | iter++) { | |
1134 | if ((*iter)==pBuffer) { // buffer was part of this page | |
48dedf26 | 1135 | if ((*iter)->GetTotalSize()==size) return 0; |
1136 | if ((*iter)->GetTotalSize()<size) { | |
1137 | HLTError("%d exceeds total size of buffer %p (%d used %d)\n", size, *iter, (*iter)->GetTotalSize(), (*iter)->GetUsedSize()); | |
1138 | return -ENOSPC; | |
1139 | } | |
775975be | 1140 | AliHLTDataBuffer::AliHLTRawBuffer* freespace=(*iter)->Split(size); |
1141 | if (freespace) { | |
1142 | fUsedBuffers.push_back(freespace); | |
1143 | Free(freespace); | |
1144 | } else { | |
48dedf26 | 1145 | HLTWarning("failed to relase unused memory: cannot split raw buffer %p of size %d (used %d) at size %d", *iter, (*iter)->GetTotalSize(), (*iter)->GetUsedSize(), size); |
775975be | 1146 | } |
1147 | return 0; | |
1148 | } | |
1149 | } | |
1150 | // buffer not found in this page | |
1151 | return 1; | |
1152 | } | |
1153 | ||
48dedf26 | 1154 | bool AliHLTDataBuffer::AliHLTRawPage::HasBuffer(AliHLTDataBuffer::AliHLTRawBuffer* pBuffer) |
1155 | { | |
1156 | /// check if the buffer is in this page | |
1157 | for (AliHLTRawBufferPList::iterator iter=fUsedBuffers.begin(); | |
1158 | iter!=fUsedBuffers.end(); | |
1159 | iter++) { | |
1160 | if ((*iter)==pBuffer) { // buffer was part of this page | |
1161 | return true; | |
1162 | } | |
1163 | } | |
1164 | // buffer not found in this page | |
1165 | return false; | |
1166 | } | |
1167 | ||
775975be | 1168 | AliHLTUInt32_t AliHLTDataBuffer::AliHLTRawPage::Capacity() const |
1169 | { | |
1170 | /// get max available contiguous buffer | |
1171 | AliHLTUInt32_t capacity=0; | |
1172 | for (unsigned i=0; i<fFreeBuffers.size(); i++) { | |
1173 | if (fFreeBuffers[i]->GetTotalSize()>capacity) | |
1174 | capacity=fFreeBuffers[i]->GetTotalSize(); | |
1175 | } | |
1176 | return capacity; | |
1177 | } | |
1178 | ||
48dedf26 | 1179 | void AliHLTDataBuffer::AliHLTRawPage::Print(const char* option) |
545d509f | 1180 | { |
1181 | /// print page information | |
48dedf26 | 1182 | if (strcmp(option, "global")==0) { |
1183 | cout << "number of global pages: " << fgGlobalPages.size() << endl; | |
1184 | for (AliHLTRawPage* rawpage=NextPage(NULL); | |
1185 | rawpage!=NULL; | |
1186 | rawpage=NextPage(rawpage)) { | |
1187 | rawpage->Print(""); | |
1188 | } | |
1189 | return; | |
1190 | } | |
545d509f | 1191 | cout << "************* AliHLTRawPage status ***********" << endl; |
48dedf26 | 1192 | cout << " instance " << this << endl; |
775975be | 1193 | printf(" buffer %p size %d", fPtr, fSize); |
1194 | cout << " used buffers: " << fUsedBuffers.size() << endl; | |
545d509f | 1195 | AliHLTRawBufferPList::iterator iter=fUsedBuffers.begin(); |
1196 | for (; iter!=fUsedBuffers.end(); iter++) { | |
775975be | 1197 | cout << " "; (*iter)->Print("min"); |
545d509f | 1198 | } |
775975be | 1199 | cout << " free buffers: " << fFreeBuffers.size() << endl; |
545d509f | 1200 | iter=fFreeBuffers.begin(); |
1201 | for (; iter!=fFreeBuffers.end(); iter++) { | |
775975be | 1202 | cout << " "; (*iter)->Print("min"); |
545d509f | 1203 | } |
1204 | } | |
48dedf26 | 1205 | |
1206 | ||
1207 | vector<AliHLTDataBuffer::AliHLTRawPage*> AliHLTDataBuffer::AliHLTRawPage::fgGlobalPages; | |
1208 | ||
1209 | AliHLTUInt32_t AliHLTDataBuffer::AliHLTRawPage::fgGlobalPageSize=1024*1024*10; | |
1210 | ||
1211 | AliHLTDataBuffer::AliHLTRawBuffer* AliHLTDataBuffer::AliHLTRawPage::GlobalAlloc(AliHLTUInt32_t size, int verbosity) | |
1212 | { | |
1213 | // alloc a buffer of specified size from the global pages | |
1214 | AliHLTDataBuffer::AliHLTRawBuffer* rawbuffer=NULL; | |
1215 | vector<AliHLTDataBuffer::AliHLTRawPage*>::iterator page=fgGlobalPages.begin(); | |
1216 | AliHLTLogging log; | |
1217 | for (page=fgGlobalPages.begin();page!=fgGlobalPages.end(); page++) { | |
1218 | if ((rawbuffer=(*page)->Alloc(size))!=NULL) { | |
1219 | if (verbosity>1) { | |
1220 | log.Logging(kHLTLogInfo, "AliHLTDataBuffer::AliHLTRawPage::GlobalAlloc", "data buffer handling", "allocated raw buffer %p from page %p\n", rawbuffer, *page); | |
1221 | rawbuffer->Print("min"); | |
1222 | } | |
1223 | break; | |
1224 | } | |
1225 | } | |
1226 | if (!rawbuffer) { | |
1227 | AliHLTDataBuffer::AliHLTRawPage* rawpage=new AliHLTDataBuffer::AliHLTRawPage(fgGlobalPageSize); | |
1228 | if (!rawpage) { | |
1229 | log.Logging(kHLTLogError, "AliHLTDataBuffer::AliHLTRawPage::GlobalAlloc", "data buffer handling", "can not create raw page"); | |
1230 | return NULL; | |
1231 | } | |
1232 | fgGlobalPages.push_back(rawpage); | |
1233 | if ((rawbuffer=rawpage->Alloc(size))!=NULL) { | |
1234 | if (verbosity>1) { | |
1235 | log.Logging(kHLTLogInfo, "AliHLTDataBuffer::AliHLTRawPage::GlobalAlloc", "data buffer handling", "allocated raw buffer %p from page %p\n", rawbuffer, rawpage); | |
1236 | rawbuffer->Print("min"); | |
1237 | } | |
1238 | } | |
1239 | } | |
1240 | ||
1241 | return rawbuffer; | |
1242 | } | |
1243 | ||
1244 | AliHLTDataBuffer::AliHLTRawPage* AliHLTDataBuffer::AliHLTRawPage::FindPage(AliHLTDataBuffer::AliHLTRawBuffer* buffer) | |
1245 | { | |
1246 | // find buffer in the global pages | |
1247 | vector<AliHLTDataBuffer::AliHLTRawPage*>::iterator page=fgGlobalPages.begin(); | |
1248 | for (; page!=fgGlobalPages.end(); page++) { | |
1249 | if ((*page)->HasBuffer(buffer)) { | |
1250 | return *page; | |
1251 | } | |
1252 | } | |
1253 | ||
1254 | return NULL; | |
1255 | } | |
1256 | ||
1257 | int AliHLTDataBuffer::AliHLTRawPage::GlobalClean() | |
1258 | { | |
1259 | // cleanup the global pages */ | |
1260 | vector<AliHLTDataBuffer::AliHLTRawPage*>::iterator page=fgGlobalPages.begin(); | |
1261 | while (page!=fgGlobalPages.end()) { | |
1262 | if (!(*page)->IsUsed()) { | |
1263 | delete *page; | |
1264 | page=fgGlobalPages.erase(page); | |
1265 | continue; | |
1266 | } | |
1267 | AliHLTLogging log; | |
1268 | log.Logging(kHLTLogError, "AliHLTDataBuffer::AliHLTRawPage::GlobalClean", "data buffer handling", "HLT memory page still in use, skipping cleanup, potential memory leak"); | |
1269 | ||
1270 | page++; | |
1271 | } | |
1272 | ||
1273 | return 0; | |
1274 | } | |
1275 | ||
1276 | AliHLTDataBuffer::AliHLTRawPage* AliHLTDataBuffer::AliHLTRawPage::NextPage(AliHLTDataBuffer::AliHLTRawPage* prev) | |
1277 | { | |
1278 | // get next global page | |
1279 | vector<AliHLTDataBuffer::AliHLTRawPage*>::iterator page=fgGlobalPages.begin(); | |
1280 | for (; page!=fgGlobalPages.end(); page++) { | |
1281 | if (prev==NULL) return *page; | |
1282 | if (*page!=prev) continue; | |
1283 | if (++page!=fgGlobalPages.end()) return *page; | |
1284 | break; | |
1285 | } | |
1286 | return NULL; | |
1287 | } |