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XrdXrootdMonFMap.hh
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1 #ifndef __XRDXROOTDMONFMAP__
2 #define __XRDXROOTDMONFMAP__
3 /******************************************************************************/
4 /* */
5 /* X r d X r o o t d M o n F M a p . h h */
6 /* */
7 /* (c) 2012 by the Board of Trustees of the Leland Stanford, Jr., University */
8 /* All Rights Reserved */
9 /* Produced by Andrew Hanushevsky for Stanford University under contract */
10 /* DE-AC02-76-SFO0515 with the Department of Energy */
11 /* */
12 /* This file is part of the XRootD software suite. */
13 /* */
14 /* XRootD is free software: you can redistribute it and/or modify it under */
15 /* the terms of the GNU Lesser General Public License as published by the */
16 /* Free Software Foundation, either version 3 of the License, or (at your */
17 /* option) any later version. */
18 /* */
19 /* XRootD is distributed in the hope that it will be useful, but WITHOUT */
20 /* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or */
21 /* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public */
22 /* License for more details. */
23 /* */
24 /* You should have received a copy of the GNU Lesser General Public License */
25 /* along with XRootD in a file called COPYING.LESSER (LGPL license) and file */
26 /* COPYING (GPL license). If not, see <http://www.gnu.org/licenses/>. */
27 /* */
28 /* The copyright holder's institutional names and contributor's names may not */
29 /* be used to endorse or promote products derived from this software without */
30 /* specific prior written permission of the institution or contributor. */
31 /******************************************************************************/
32 
33 class XrdXrootdFileStats;
34 
36 {
37 public:
38 
39 struct cvPtr {union {long cVal; cvPtr *cPtr; XrdXrootdFileStats *vPtr;};};
40 
43 
44 static const int mapNum = 128;
45 static const int fmSize = 512;
46 static const int fmHold = 31;
47 static const int fmMask = 0x01ff;
48 static const int fmShft = 9;
49 
50 bool Free(int slotNum);
51 
52 int Insert(XrdXrootdFileStats *fsP);
53 
54 XrdXrootdFileStats *Next(int &slotNum);
55 
58 private:
59 
60 bool Init();
61 
62 static long invVal;
63 static long valVal;
64 };
65 #endif
Definition: XrdXrootdMonFMap.hh:35
Definition: XrdXrootdMonFMap.hh:39
XrdXrootdMonFMap()
Definition: XrdXrootdMonFMap.hh:56
int Insert(XrdXrootdFileStats *fsP)
cvPtr free
Definition: XrdXrootdMonFMap.hh:42
cvPtr * fMap
Definition: XrdXrootdMonFMap.hh:41
XrdXrootdFileStats * vPtr
Definition: XrdXrootdMonFMap.hh:39
long cVal
Definition: XrdXrootdMonFMap.hh:39
bool Free(int slotNum)
static const int fmMask
Definition: XrdXrootdMonFMap.hh:47
static const int mapNum
Definition: XrdXrootdMonFMap.hh:44
Definition: XrdXrootdFileStats.hh:35
~XrdXrootdMonFMap()
Definition: XrdXrootdMonFMap.hh:57
cvPtr * cPtr
Definition: XrdXrootdMonFMap.hh:39
static const int fmHold
Definition: XrdXrootdMonFMap.hh:46
static const int fmShft
Definition: XrdXrootdMonFMap.hh:48
static long valVal
Definition: XrdXrootdMonFMap.hh:63
static const int fmSize
Definition: XrdXrootdMonFMap.hh:45
static long invVal
Definition: XrdXrootdMonFMap.hh:62
XrdXrootdFileStats * Next(int &slotNum)