XRootD
XrdFrmXfrQueue.hh
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1 #ifndef __FRMXFRQUEUE_H__
2 #define __FRMXFRQUEUE_H__
3 /******************************************************************************/
4 /* */
5 /* X r d F r m X f r Q u e u e . h h */
6 /* */
7 /* (c) 2010 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 "XrdFrc/XrdFrcRequest.hh"
34 #include "XrdOuc/XrdOucHash.hh"
35 #include "XrdSys/XrdSysPthread.hh"
36 
37 class XrdFrcReqFile;
38 class XrdFrcRequest;
39 class XrdFrmXfrJob;
40 
42 {
43 public:
44 
45 static int Add(XrdFrcRequest *rP, XrdFrcReqFile *reqF, int theQ);
46 
47 static void Done(XrdFrmXfrJob *xP, const char *Msg);
48 
49 static const int useInpQ = 1;
50 static const int useAnyQ = 0;
51 static const int useOutQ = -1;
52 
53 static XrdFrmXfrJob *Get(int ioQType);
54 
55 static int Init();
56 
57 static void StopMon(void *parg);
58 
61 
62 private:
63 
64 static XrdFrmXfrJob *Pull(int ioQType);
65 static int Notify(XrdFrcRequest *rP,int qN,int rc,const char *msg=0);
66 static void Send2File(char *Dest, char *Msg, int Mln);
67 static void Send2UDP(char *Dest, char *Msg, int Mln);
68 static int Stopped(int qNum);
69 static const char *xfrName(XrdFrcRequest &reqData, int isOut);
70 
71 static XrdSysMutex hMutex;
72 static XrdOucHash<XrdFrmXfrJob> hTab;
73 
74 static XrdSysMutex qMutex;
75 static XrdSysSemaphore qReady;
76 
77 struct theQueue
78  {XrdSysSemaphore Avail;
79  XrdFrmXfrJob *Free;
80  XrdFrmXfrJob *First;
81  XrdFrmXfrJob *Last;
82  XrdSysSemaphore Alert;
83  const char *File;
84  const char *Name;
85  int Stop;
86  int qNum;
87  theQueue() : Avail(0),Free(0),First(0),Last(0),Alert(0),Stop(0) {}
88  ~theQueue() {}
89  };
90 static theQueue xfrQ[XrdFrcRequest::numQ];
91 };
92 #endif
XrdOucString File
static const int numQ
static const int useInpQ
static void Done(XrdFrmXfrJob *xP, const char *Msg)
static int Add(XrdFrcRequest *rP, XrdFrcReqFile *reqF, int theQ)
static void StopMon(void *parg)
static XrdFrmXfrJob * Get(int ioQType)
static int Init()
static const int useOutQ
static const int useAnyQ