xrootd
XrdPosixFileRH.hh
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1 #ifndef __POSIX_FILERH_HH__
2 #define __POSIX_FILERH_HH__
3 /******************************************************************************/
4 /* */
5 /* X r d P o s i x F l e R H . h h */
6 /* */
7 /* (c) 2016 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 #include "Xrd/XrdJob.hh"
34 #include "XrdCl/XrdClFile.hh"
35 #include "XrdSys/XrdSysPthread.hh"
36 
37 class XrdOucCacheIOCB;
38 class XrdPosixFile;
39 
40 /******************************************************************************/
41 /* X r d P o s i x F i l e R H */
42 /******************************************************************************/
43 
44 class XrdPosixFileRH : public XrdJob,
46 {
47 public:
48 
49 enum ioType {nonIO = 0, isRead = 1, isReadV = 2, isWrite = 3};
50 
52  long long offs, int xResult, ioType typeIO);
53 
54  void DoIt() {theCB->Done(result); Recycle();}
55 
57  XrdCl::AnyObject *response);
58 
59  void Recycle();
60 
61 static void SetMax(int mval) {maxFree = mval;}
62 
63  void Sched(int result);
64 
65 private:
67 virtual ~XrdPosixFileRH() {}
68 
71 static int numFree;
72 static int maxFree;
73 
76  };
78 long long offset;
79 int result;
81 };
82 #endif
Definition: XrdClAnyObject.hh:33
Handle an async response.
Definition: XrdClXRootDResponses.hh:975
Request status.
Definition: XrdClXRootDResponses.hh:215
Definition: XrdJob.hh:43
Definition: XrdOucCache.hh:51
virtual void Done(int result)=0
Definition: XrdPosixFileRH.hh:46
virtual ~XrdPosixFileRH()
Definition: XrdPosixFileRH.hh:67
int result
Definition: XrdPosixFileRH.hh:79
static XrdPosixFileRH * freeRH
Definition: XrdPosixFileRH.hh:70
static void SetMax(int mval)
Definition: XrdPosixFileRH.hh:61
long long offset
Definition: XrdPosixFileRH.hh:78
static int maxFree
Definition: XrdPosixFileRH.hh:72
XrdPosixFile * theFile
Definition: XrdPosixFileRH.hh:77
static XrdPosixFileRH * Alloc(XrdOucCacheIOCB *cbp, XrdPosixFile *fp, long long offs, int xResult, ioType typeIO)
void Sched(int result)
static int numFree
Definition: XrdPosixFileRH.hh:71
XrdPosixFileRH()
Definition: XrdPosixFileRH.hh:66
XrdPosixFileRH * next
Definition: XrdPosixFileRH.hh:75
static XrdSysMutex myMutex
Definition: XrdPosixFileRH.hh:69
ioType typeIO
Definition: XrdPosixFileRH.hh:80
XrdOucCacheIOCB * theCB
Definition: XrdPosixFileRH.hh:74
ioType
Definition: XrdPosixFileRH.hh:49
@ nonIO
Definition: XrdPosixFileRH.hh:49
@ isRead
Definition: XrdPosixFileRH.hh:49
@ isReadV
Definition: XrdPosixFileRH.hh:49
@ isWrite
Definition: XrdPosixFileRH.hh:49
void DoIt()
Definition: XrdPosixFileRH.hh:54
void HandleResponse(XrdCl::XRootDStatus *status, XrdCl::AnyObject *response)
Definition: XrdPosixFile.hh:61
Definition: XrdSysPthread.hh:166