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200ba69364
- C++ and Tcl based backend server now fully functional, supports with
DL11, RK11, LP11 and PC11 all devices available in w11a designs
- the old perl based backend server (pi_rri) is obsolete and removed
- operating system kits reorganized
97 lines
2.8 KiB
C++
97 lines
2.8 KiB
C++
// $Id: ReventLoop.hpp 513 2013-05-01 14:02:06Z mueller $
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//
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// Copyright 2013- by Walter F.J. Mueller <W.F.J.Mueller@gsi.de>
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//
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// This program is free software; you may redistribute and/or modify it under
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// the terms of the GNU General Public License as published by the Free
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// Software Foundation, either version 2, or at your option any later version.
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//
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// This program is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY, without even the implied warranty of MERCHANTABILITY
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// or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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// for complete details.
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//
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// Revision History:
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// Date Rev Version Comment
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// 2013-05-01 513 1.1.1 fTraceLevel now uint32_t
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// 2013-02-22 491 1.1 use new RlogFile/RlogMsg interfaces
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// 2013-01-11 473 1.0 Initial version
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// ---------------------------------------------------------------------------
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/*!
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\file
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\version $Id: ReventLoop.hpp 513 2013-05-01 14:02:06Z mueller $
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\brief Declaration of class \c ReventLoop.
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*/
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#ifndef included_Retro_ReventLoop
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#define included_Retro_ReventLoop 1
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#include <poll.h>
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#include <cstdint>
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#include <vector>
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#include "boost/utility.hpp"
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#include "boost/function.hpp"
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#include "boost/thread/mutex.hpp"
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#include "boost/shared_ptr.hpp"
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#include "librtools/RlogFile.hpp"
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namespace Retro {
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class ReventLoop : private boost::noncopyable {
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public:
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typedef boost::function<int(const pollfd&)> pollhdl_t;
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ReventLoop();
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virtual ~ReventLoop();
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void AddPollHandler(const pollhdl_t& pollhdl,
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int fd, short events=POLLIN);
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bool TestPollHandler(int fd, short events=POLLIN);
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void RemovePollHandler(int fd, short events, bool nothrow=false);
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void RemovePollHandler(int fd);
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void SetLogFile(const boost::shared_ptr<RlogFile>& splog);
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void SetTraceLevel(uint32_t level);
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uint32_t TraceLevel() const;
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void Stop();
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virtual void EventLoop();
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virtual void Dump(std::ostream& os, int ind=0, const char* text=0) const;
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protected:
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int DoPoll(int timeout=-1);
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void DoCall(void);
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protected:
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struct PollDsc {
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pollhdl_t fHandler;
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int fFd;
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short fEvents;
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PollDsc(pollhdl_t hdl,int fd,short evts) :
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fHandler(hdl),fFd(fd),fEvents(evts) {}
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};
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bool fLoopActive;
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bool fUpdatePoll;
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boost::mutex fPollDscMutex;
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std::vector<PollDsc> fPollDsc;
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std::vector<pollfd> fPollFd;
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std::vector<pollhdl_t> fPollHdl;
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uint32_t fTraceLevel; //!< trace level
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boost::shared_ptr<RlogFile> fspLog; //!< log file ptr
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};
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} // end namespace Retro
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#include "ReventLoop.ipp"
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#endif
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