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XrdPssAioCB.hh
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1 #ifndef __PSS_AIOCB_HH__
2 #define __PSS_AIOCB_HH__
3 /******************************************************************************/
4 /* */
5 /* X r d P s s A i o C B . 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/>. */
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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 <cstdint>
34 #include <vector>
35 
37 #include "XrdSys/XrdSysPthread.hh"
38 
39 class XrdSfsAio;
40 
42 {
43 public:
44 
45 static XrdPssAioCB *Alloc(XrdSfsAio *aiop, bool isWr, bool pgrw=false);
46 
47 virtual void Complete(ssize_t Result);
48 
49  void Recycle();
50 
51 static void SetMax(int mval) {maxFree = mval;}
52 
53 std::vector<uint32_t> csVec;
54 
55 private:
56  XrdPssAioCB() : theAIOP(0), isWrite(false) {}
57 virtual ~XrdPssAioCB() {}
58 
61 static int numFree;
62 static int maxFree;
63 
66  };
67 bool isWrite;
68 bool isPGrw;
69 };
70 #endif
static XrdPssAioCB * Alloc(XrdSfsAio *aiop, bool isWr, bool pgrw=false)
void Recycle()
static void SetMax(int mval)
Definition: XrdPssAioCB.hh:51
static int numFree
Definition: XrdPssAioCB.hh:61
Definition: XrdSysPthread.hh:164
std::vector< uint32_t > csVec
Definition: XrdPssAioCB.hh:53
bool isWrite
Definition: XrdPssAioCB.hh:67
XrdPssAioCB * next
Definition: XrdPssAioCB.hh:65
virtual void Complete(ssize_t Result)
Definition: XrdPssAioCB.hh:41
XrdPssAioCB()
Definition: XrdPssAioCB.hh:56
static int maxFree
Definition: XrdPssAioCB.hh:62
static XrdPssAioCB * freeCB
Definition: XrdPssAioCB.hh:60
Definition: XrdPosixCallBack.hh:75
Definition: XrdSfsAio.hh:58
bool isPGrw
Definition: XrdPssAioCB.hh:68
XrdSfsAio * theAIOP
Definition: XrdPssAioCB.hh:64
static XrdSysMutex myMutex
Definition: XrdPssAioCB.hh:59
virtual ~XrdPssAioCB()
Definition: XrdPssAioCB.hh:57