/home/ltracy/workspace/NSUAN/uan/uan-tools.h

#ifndef TOOLS_H_
#define TOOLS_H_
#undef NDEBUG

#include "scheduler.h"

typedef void (*pfEventHandler) (void *);

void prnerr(char *fmt, ...);


class UanTimer : public Handler {
protected:
        void *object;
        
        bool busy;
        double stime;
        double rtime;
        Event intr;
                
public:
        UanTimer(void *obj) : Handler(), object(obj), busy(false) {     }
        
        virtual void start(double time);
        virtual void restart(double time);
        virtual void stop(void);
        virtual void handle(Event *e)=0;
        inline bool isBusy(void) {
                return busy;
        }
        inline double expire(void) {
                return ((stime + rtime) - Scheduler::instance().clock());
        }
        
};

class UanEventTimer : public UanTimer {
protected:
        pfEventHandler handler;
public:
        
        UanEventTimer(void *obj, pfEventHandler h) : UanTimer(obj), handler(h) {}
        
        virtual void handle(Event *e) {
                handler(object);
                busy = false;
        }
};










#endif /*TOOLS_H_*/

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