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Fix for compilation problem with icc.
[u/mrichter/AliRoot.git] / RAW / AliRawEquipmentHeader.cxx
1 /**************************************************************************
2  * Copyright(c) 1998-2003, ALICE Experiment at CERN, All rights reserved. *
3  *                                                                        *
4  * Author: The ALICE Off-line Project.                                    *
5  * Contributors are mentioned in the code where appropriate.              *
6  *                                                                        *
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  **************************************************************************/
15
16 // @(#) $Id$
17 // Author: Fons Rademakers  26/11/99
18
19 //////////////////////////////////////////////////////////////////////////
20 //                                                                      //
21 // AliRawEquipmentHeader                                                //
22 //                                                                      //
23 //////////////////////////////////////////////////////////////////////////
24
25 #include <Bytes.h>
26
27 #include "AliRawEquipmentHeader.h"
28 #include "AliDAQ.h"
29
30 #include <Riostream.h>
31
32 ClassImp(AliRawEquipmentHeader)
33
34 //______________________________________________________________________________
35 AliRawEquipmentHeader::AliRawEquipmentHeader():
36   fSize(0),
37   fEquipmentType(0),
38   fEquipmentID(0xffffffff),
39   fBasicElementSizeType(0)
40 {
41   // Default constructor
42   for(Int_t i = 0; i < kAttributeWords; i++)
43     fTypeAttribute[i] = 0;
44 }
45
46 //______________________________________________________________________________
47 UInt_t AliRawEquipmentHeader::SwapWord(UInt_t x) const
48 {
49    // Swap the endianess of the integer value 'x'
50
51    return (((x & 0x000000ffU) << 24) | ((x & 0x0000ff00U) <<  8) |
52            ((x & 0x00ff0000U) >>  8) | ((x & 0xff000000U) >> 24));
53 }
54
55 //______________________________________________________________________________
56 void AliRawEquipmentHeader::Swap()
57 {
58    // Swap equipment header data. There is no way to see if the data
59    // has already been swapped. This method is only called when the
60    // header is read from the DATE event builder (GDC).
61
62    fSize                 = SwapWord(fSize);
63    fEquipmentType        = SwapWord(fEquipmentType);
64    fEquipmentID          = SwapWord(fEquipmentID);
65    fBasicElementSizeType = SwapWord(fBasicElementSizeType);
66    for (int i = 0; i < kAttributeWords; i++)
67       fTypeAttribute[i] = SwapWord(fTypeAttribute[i]);
68 }
69
70 //______________________________________________________________________________
71 void AliRawEquipmentHeader::Reset()
72 {
73   // Reset the contents of the equipment
74   // header data
75   fSize = fEquipmentType = fBasicElementSizeType = 0;
76   fEquipmentID = 0xffffffff;
77
78   for(Int_t i = 0; i < kAttributeWords; i++)
79     fTypeAttribute[i] = 0;
80 }
81
82 //_____________________________________________________________________________
83 void AliRawEquipmentHeader::Print( const Option_t* opt ) const
84 {
85   // Dumps the equipment header
86   // fields
87
88   cout << opt << "  Equipment size: " << fSize << endl;
89   cout << opt << "  Equipment type: " << fEquipmentType << endl;
90   Int_t ddlIndex;
91   cout << opt << "  Equipment ID: " << fEquipmentID << " ( " << AliDAQ::DetectorNameFromDdlID(fEquipmentID,ddlIndex) << " )" << endl;
92   cout << opt << "  Type attribute: " << fTypeAttribute[0] << "-" << fTypeAttribute[1] << "-" << fTypeAttribute[2] << endl;
93   cout << opt << "  Basic element size type: " << fBasicElementSizeType << endl;
94 }