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9c7b5023 | 1 | //-*- Mode: C++ -*- |
7e914051 | 2 | // $Id$ |
9c7b5023 | 3 | |
4 | #ifndef ALIRAWREADERHLT_H | |
5 | #define ALIRAWREADERHLT_H | |
6 | //* This file is property of and copyright by the ALICE HLT Project * | |
7 | //* ALICE Experiment at CERN, All rights reserved. * | |
8 | //* See cxx source for full Copyright notice * | |
9 | ||
10 | /** @file AliRawReaderHLT.h | |
11 | @author Matthias Richter | |
12 | @date | |
13 | @brief AliRawReader implementation which replaces original input of | |
14 | detectors with the appropriate HLT output. */ | |
15 | ||
16 | // see below for class documentation | |
17 | // or | |
18 | // refer to README to build package | |
19 | // or | |
20 | // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt | |
21 | ||
13b78f4c | 22 | #include "AliHLTDataTypes.h" |
23 | #include "AliRawReader.h" // RAW, base class | |
a3ef3c1d | 24 | #include "AliHLTReconstructorBase.h" |
9c7b5023 | 25 | #include "TString.h" |
13b78f4c | 26 | #include <vector> |
9c7b5023 | 27 | |
13b78f4c | 28 | class AliHLTOUT; |
626bfcc1 | 29 | class AliHLTOUTHandler; |
30 | ||
9c7b5023 | 31 | /** |
32 | * @class AliRawReaderHLT | |
33 | * Handler of HLTOUT data for AliRawReader input. | |
34 | */ | |
a3ef3c1d | 35 | class AliRawReaderHLT : public AliRawReader, public AliHLTReconstructorBase { |
9c7b5023 | 36 | public: |
37 | /** constructor */ | |
38 | AliRawReaderHLT(AliRawReader* pParentReader, const char* options=NULL); | |
39 | /** destructor */ | |
40 | virtual ~AliRawReaderHLT(); | |
41 | ||
42 | // interface methods of AliRawReader | |
e3917543 | 43 | void Select(Int_t detectorID, |
44 | Int_t minDDLID = -1, Int_t maxDDLID = -1); | |
45 | // void Select(const char *detectorName, | |
46 | // Int_t minDDLID = -1, Int_t maxDDLID = -1); | |
b0914d2e | 47 | |
48 | using AliRawReader::Select; | |
49 | ||
e3917543 | 50 | void SelectEquipment(Int_t equipmentType, |
51 | Int_t minEquipmentId = -1, | |
52 | Int_t maxEquipmentId = -1); | |
53 | void SkipInvalid(Bool_t skip = kTRUE); | |
54 | void SelectEvents(Int_t type); | |
55 | ||
9c7b5023 | 56 | UInt_t GetType() const; |
57 | UInt_t GetRunNumber() const; | |
58 | const UInt_t* GetEventId() const; | |
59 | const UInt_t* GetTriggerPattern() const; | |
60 | const UInt_t* GetDetectorPattern() const; | |
61 | const UInt_t* GetAttributes() const; | |
62 | const UInt_t* GetSubEventAttributes() const; | |
63 | UInt_t GetLDCId() const; | |
64 | UInt_t GetGDCId() const; | |
65 | UInt_t GetTimestamp() const; | |
66 | ||
67 | const UInt_t* GetEquipmentAttributes() const; | |
68 | Int_t GetEquipmentElementSize() const; | |
69 | Int_t GetEquipmentHeaderSize() const; | |
70 | ||
71 | Int_t GetEquipmentSize() const; | |
72 | Int_t GetEquipmentType() const; | |
73 | Int_t GetEquipmentId() const; | |
74 | Bool_t ReadHeader(); | |
75 | Bool_t ReadNextData(UChar_t*& data); | |
76 | Bool_t ReadNextInt(UInt_t& data); | |
77 | Bool_t ReadNextShort(UShort_t& data); | |
78 | Bool_t ReadNextChar(UChar_t& data); | |
79 | Bool_t ReadNext(UChar_t* data, Int_t size); | |
80 | ||
81 | Bool_t Reset(); | |
82 | ||
83 | Bool_t NextEvent(); | |
84 | Bool_t RewindEvents(); | |
85 | ||
86 | protected: | |
87 | ||
88 | private: | |
89 | /** standard constructor prohibited */ | |
90 | AliRawReaderHLT(); | |
91 | /** copy constructor prohibited */ | |
92 | AliRawReaderHLT(const AliRawReaderHLT&); | |
93 | /** assignment operator prohibited */ | |
94 | AliRawReaderHLT& operator=(const AliRawReaderHLT&); | |
95 | ||
13b78f4c | 96 | /** |
97 | * Scan the options. | |
98 | * Set the ids for the specified detectors in the detector | |
99 | * list. Currently, no other options are available. | |
100 | */ | |
101 | int ScanOptions(const char* options); | |
102 | ||
103 | /** | |
104 | * Read the next data block from the HLT stream | |
105 | */ | |
106 | Bool_t ReadNextHLTData(); | |
107 | ||
108 | /** | |
109 | * Check if a ddlid is part of the ones which are selected for | |
110 | * input replacement. | |
111 | */ | |
112 | Bool_t IsHLTInput(int ddlid); | |
113 | ||
d3833f99 | 114 | /** |
115 | * Check if redirection is enabled for at least one detector in the | |
116 | * selected range. | |
117 | * Set the fbHaveHLTData variable | |
118 | * @return true if data has to be read from the HLT stream. | |
119 | */ | |
120 | Bool_t EvaluateSelection(); | |
121 | ||
122 | /** | |
123 | * Release the current HLT data. | |
124 | * Releases the current buffer of either the active HLTOUT data | |
125 | * block handler or the HLTOUT instance. The latter implies a | |
126 | * reset of the reader concerning the HLT data blocks. | |
127 | * @param bReleaseHLTOUT release HLTOUT instance if \em true | |
128 | * only current data buffer if \em false | |
129 | * @return neg. error code if failed | |
130 | */ | |
131 | int ReleaseHLTData(bool bReleaseHLTOUT=true); | |
132 | ||
9c7b5023 | 133 | /** the rawreader */ |
134 | AliRawReader* fpParentReader; //!transient | |
135 | ||
136 | /** options */ | |
137 | TString fOptions; //!transient | |
13b78f4c | 138 | |
a3ef3c1d | 139 | /** system options = options w/o detector strings */ |
140 | TString fSystemOptions; //!transient | |
141 | ||
13b78f4c | 142 | /** current data set, either extracted from the HLT stream or parent raw reader */ |
143 | const AliHLTUInt8_t* fpData; // !transient | |
144 | ||
145 | /** size of the current data set */ | |
146 | int fDataSize; // !transient | |
147 | ||
148 | /** current stream offset in the data set */ | |
149 | int fOffset; // !transient | |
150 | ||
d3833f99 | 151 | /** current stream position for the ReadNextData function */ |
152 | int fPosition; // !transient | |
153 | ||
13b78f4c | 154 | /** equipment id of the current data set, >0 indicates data set from HLT stream */ |
155 | int fEquipmentId; // !transient | |
156 | ||
157 | /** indicates the availibility of data from the HLT stream */ | |
158 | bool fbHaveHLTData; // !transient | |
159 | ||
160 | /** list of detectors for which data will be taken from HLT stream */ | |
161 | vector<int> fDetectors; // !transient | |
162 | ||
163 | /** instance of the HLTOUT handler */ | |
164 | AliHLTOUT* fpHLTOUT; // !transient | |
165 | ||
626bfcc1 | 166 | /** instance of the data handler providing the current data buffer */ |
167 | AliHLTOUTHandler* fpDataHandler; // !transient | |
168 | ||
a3ef3c1d | 169 | ClassDef(AliRawReaderHLT, 3) |
9c7b5023 | 170 | }; |
171 | ||
172 | #define ALIHLTREC_LIBRARY "libHLTrec.so" | |
173 | #define ALIHLTREC_LIBRARY_VERSION 0 | |
174 | #define ALIRAWREADERHLT_CREATE_INSTANCE "AliRawReaderHLTCreateInstance" | |
175 | ||
176 | #ifdef __cplusplus | |
177 | extern "C" { | |
178 | #endif | |
179 | typedef AliRawReader* (*AliRawReaderHLTCreateInstance_t)(AliRawReader* pParentReader, const char* options); | |
180 | ||
181 | /** | |
182 | * Create an instance of the AliRawReader class | |
183 | */ | |
184 | AliRawReader* AliRawReaderHLTCreateInstance(AliRawReader* pParentReader, const char* options); | |
185 | #ifdef __cplusplus | |
186 | } | |
187 | #endif | |
188 | #endif |