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6235cd38 | 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. * | |
6235cd38 | 6 | * * |
9be2600f | 7 | * Primary Authors: Matthias Richter <Matthias.Richter@ift.uib.no> * |
8 | * for The ALICE HLT Project. * | |
6235cd38 | 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 AliHLTConsumerDescriptor.cxx | |
20 | @author Matthias Richter | |
21 | @date | |
22 | @brief Helper class to describe a consumer component. | |
23 | */ | |
24 | ||
25 | #if __GNUC__>= 3 | |
26 | using namespace std; | |
27 | #endif | |
28 | ||
29 | #include "AliHLTConsumerDescriptor.h" | |
30 | ||
31 | /** ROOT macro for the implementation of ROOT specific class methods */ | |
32 | ClassImp(AliHLTConsumerDescriptor) | |
33 | ||
34 | AliHLTConsumerDescriptor::AliHLTConsumerDescriptor() | |
35 | : | |
36 | fpConsumer(NULL), | |
37 | fSegments() | |
38 | { | |
39 | // see header file for class documentation | |
40 | // or | |
41 | // refer to README to build package | |
42 | // or | |
43 | // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt | |
44 | fSegments.clear(); | |
45 | } | |
46 | ||
47 | AliHLTConsumerDescriptor::AliHLTConsumerDescriptor(AliHLTComponent* pConsumer) | |
48 | : | |
49 | fpConsumer(pConsumer), | |
50 | fSegments() | |
51 | { | |
52 | // see header file for function documentation | |
53 | fSegments.clear(); | |
54 | } | |
55 | ||
6235cd38 | 56 | AliHLTConsumerDescriptor::~AliHLTConsumerDescriptor() |
57 | { | |
58 | // see header file for function documentation | |
59 | if (fSegments.size()>0) { | |
60 | //HLTWarning("unreleased data segments found"); | |
61 | } | |
62 | } | |
63 | ||
64 | int AliHLTConsumerDescriptor::SetActiveDataSegment(AliHLTUInt32_t offset, AliHLTUInt32_t size) | |
65 | { | |
66 | // see header file for function documentation | |
67 | int iResult=0; | |
68 | AliHLTDataBuffer::AliHLTDataSegment segment(offset, size); | |
69 | fSegments.push_back(segment); | |
70 | //HLTDebug("set active segment (%d:%d) for consumer %p", offset, size, this); | |
71 | return iResult; | |
72 | } | |
73 | ||
74 | int AliHLTConsumerDescriptor::CheckActiveDataSegment(AliHLTUInt32_t offset, AliHLTUInt32_t size) | |
75 | { | |
76 | // see header file for function documentation | |
77 | int iResult=0; | |
78 | if (fSegments.size()>0) { | |
79 | vector<AliHLTDataBuffer::AliHLTDataSegment>::iterator segment=fSegments.begin(); | |
80 | while (segment!=fSegments.end()) { | |
81 | if ((iResult=((*segment).fSegmentOffset==offset && (*segment).fSegmentSize==size))>0) { | |
82 | break; | |
83 | } | |
84 | segment++; | |
85 | } | |
86 | } else { | |
87 | //HLTWarning("no data segment active for consumer %p", this); | |
88 | iResult=-ENODATA; | |
89 | } | |
90 | return iResult; | |
91 | } | |
92 | ||
93 | int AliHLTConsumerDescriptor::ReleaseActiveDataSegment(AliHLTUInt32_t offset, AliHLTUInt32_t size) | |
94 | { | |
95 | // see header file for function documentation | |
96 | int iResult=0; | |
97 | if (fSegments.size()>0) { | |
98 | vector<AliHLTDataBuffer::AliHLTDataSegment>::iterator segment=fSegments.begin(); | |
99 | while (segment!=fSegments.end()) { | |
100 | if ((iResult=((*segment).fSegmentOffset==offset && (*segment).fSegmentSize==size))>0) { | |
101 | fSegments.erase(segment); | |
102 | break; | |
103 | } | |
104 | segment++; | |
105 | } | |
106 | if (iResult==0) { | |
107 | //HLTWarning("no data segment (%d:%d) active for consumer %p", offset, size, this); | |
108 | iResult=-ENOENT; | |
109 | } | |
110 | } else { | |
111 | //HLTWarning("no data segment active for consumer %p", this); | |
112 | iResult=-ENODATA; | |
113 | } | |
114 | return iResult; | |
115 | } |