1 /**************************************************************************
2 * Copyright(c) 1998-2003, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
17 // Author: Fons Rademakers 26/11/99
19 //////////////////////////////////////////////////////////////////////////
21 // AliRawEquipmentHeader //
23 //////////////////////////////////////////////////////////////////////////
27 #include "AliRawEquipmentHeader.h"
30 #include <Riostream.h>
34 ClassImp(AliRawEquipmentHeader)
36 //______________________________________________________________________________
37 AliRawEquipmentHeader::AliRawEquipmentHeader():
40 fEquipmentID(0xffffffff),
41 fBasicElementSizeType(0)
43 // Default constructor
44 for(Int_t i = 0; i < kAttributeWords; i++)
45 fTypeAttribute[i] = 0;
48 //______________________________________________________________________________
49 UInt_t AliRawEquipmentHeader::SwapWord(UInt_t x) const
51 // Swap the endianess of the integer value 'x'
53 return (((x & 0x000000ffU) << 24) | ((x & 0x0000ff00U) << 8) |
54 ((x & 0x00ff0000U) >> 8) | ((x & 0xff000000U) >> 24));
57 //______________________________________________________________________________
58 void AliRawEquipmentHeader::Swap()
60 // Swap equipment header data. There is no way to see if the data
61 // has already been swapped. This method is only called when the
62 // header is read from the DATE event builder (GDC).
64 fSize = SwapWord(fSize);
65 fEquipmentType = SwapWord(fEquipmentType);
66 fEquipmentID = SwapWord(fEquipmentID);
67 fBasicElementSizeType = SwapWord(fBasicElementSizeType);
68 for (int i = 0; i < kAttributeWords; i++)
69 fTypeAttribute[i] = SwapWord(fTypeAttribute[i]);
72 //______________________________________________________________________________
73 void AliRawEquipmentHeader::Reset()
75 // Reset the contents of the equipment
77 fSize = fEquipmentType = fBasicElementSizeType = 0;
78 fEquipmentID = 0xffffffff;
80 for(Int_t i = 0; i < kAttributeWords; i++)
81 fTypeAttribute[i] = 0;
84 //_____________________________________________________________________________
85 void AliRawEquipmentHeader::Print( const Option_t* opt ) const
87 // Dumps the equipment header
90 cout << opt << " Equipment size: " << fSize << endl;
91 cout << opt << " Equipment type: " << fEquipmentType << endl;
93 cout << opt << " Equipment ID: " << fEquipmentID << " ( " << AliDAQ::DetectorNameFromDdlID(fEquipmentID,ddlIndex) << " )" << endl;
94 cout << opt << " Type attribute: " << fTypeAttribute[0] << "-" << fTypeAttribute[1] << "-" << fTypeAttribute[2] << endl;
95 cout << opt << " Basic element size type: " << fBasicElementSizeType << endl;