xrootd
XrdPollPoll.hh
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1 #ifndef __XRD_POLLPOLL_H__
2 #define __XRD_POLLPOLL_H__
3 /******************************************************************************/
4 /* */
5 /* X r d P o l l P o l l . h h */
6 /* */
7 /* (c) 2004 by the Board of Trustees of the Leland Stanford, Jr., University */
8 /* Produced by Andrew Hanushevsky for Stanford University under contract */
9 /* DE-AC02-76-SFO0515 with the Department of Energy */
10 /* */
11 /* This file is part of the XRootD software suite. */
12 /* */
13 /* XRootD is free software: you can redistribute it and/or modify it under */
14 /* the terms of the GNU Lesser General Public License as published by the */
15 /* Free Software Foundation, either version 3 of the License, or (at your */
16 /* option) any later version. */
17 /* */
18 /* XRootD is distributed in the hope that it will be useful, but WITHOUT */
19 /* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or */
20 /* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public */
21 /* License for more details. */
22 /* */
23 /* You should have received a copy of the GNU Lesser General Public License */
24 /* along with XRootD in a file called COPYING.LESSER (LGPL license) and file */
25 /* COPYING (GPL license). If not, see <http://www.gnu.org/licenses/>. */
26 /* */
27 /* The copyright holder's institutional names and contributor's names may not */
28 /* be used to endorse or promote products derived from this software without */
29 /* specific prior written permission of the institution or contributor. */
30 /******************************************************************************/
31 
32 #include <poll.h>
33 
34 #include "Xrd/XrdPoll.hh"
35 
36 class XrdLink;
37 
39 {
40 public:
41 
42  void Detach(XrdLink *lp);
43 
44  void Disable(XrdLink *lp, const char *etxt=0);
45 
46  int Enable(XrdLink *lp);
47 
48  void Start(XrdSysSemaphore *syncp, int &rc);
49 
50  XrdPollPoll(struct pollfd *pp, int numfd);
51  ~XrdPollPoll();
52 
53 protected:
54  void doDetach(int pti);
55  void Exclude(XrdLink *lp);
56  int Include(XrdLink *lp);
57 
58 private:
59 
60 void doRequests(int maxreq);
61 void dqLink(XrdLink *lp);
62 void LogEvent(int req, int pollfd, int cmdfd);
63 void Recover(int numleft);
64 void Restart(int ecode);
65 
66 struct pollfd *PollTab; //<---
67  int PollTNum; // PollMutex protects these elements
68  XrdLink *PollQ; //<---
70  int maxent;
71 };
72 #endif
XrdPollPoll::Recover
void Recover(int numleft)
XrdSysMutex
Definition: XrdSysPthread.hh:165
XrdPoll
Definition: XrdPoll.hh:43
XrdPollPoll::doDetach
void doDetach(int pti)
XrdPollPoll::PollQ
XrdLink * PollQ
Definition: XrdPollPoll.hh:68
XrdSysSemaphore
Definition: XrdSysPthread.hh:403
XrdPollPoll
Definition: XrdPollPoll.hh:38
XrdPollPoll::doRequests
void doRequests(int maxreq)
XrdPollPoll::Include
int Include(XrdLink *lp)
XrdPollPoll::Detach
void Detach(XrdLink *lp)
XrdPollPoll::PollMutex
XrdSysMutex PollMutex
Definition: XrdPollPoll.hh:69
XrdPollPoll::Exclude
void Exclude(XrdLink *lp)
XrdPollPoll::PollTNum
int PollTNum
Definition: XrdPollPoll.hh:67
XrdPollPoll::Start
void Start(XrdSysSemaphore *syncp, int &rc)
XrdPollPoll::maxent
int maxent
Definition: XrdPollPoll.hh:70
XrdPollPoll::Enable
int Enable(XrdLink *lp)
XrdPoll.hh
XrdPollPoll::LogEvent
void LogEvent(int req, int pollfd, int cmdfd)
XrdPollPoll::Disable
void Disable(XrdLink *lp, const char *etxt=0)
XrdPollPoll::~XrdPollPoll
~XrdPollPoll()
XrdPollPoll::dqLink
void dqLink(XrdLink *lp)
XrdPollPoll::PollTab
struct pollfd * PollTab
Definition: XrdPollPoll.hh:66
XrdPollPoll::Restart
void Restart(int ecode)
XrdPollPoll::XrdPollPoll
XrdPollPoll(struct pollfd *pp, int numfd)