//
// Linux Daemon
//

/* prevent multiple inclusions */
#ifndef __Timer__
#define __Timer__

/* includes *****************************************************************/

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/types.h>
#include <errno.h>
#include <string.h>

#include <signal.h>
#include <time.h>
#include <sys/time.h>

#include "netlib.h"

/* defines ******************************************************************/

/* macros *******************************************************************/

/* structs & typedefs *******************************************************/

/* c class definitions ******************************************************/

class Timer {
    // public data
public:

    // protected data
protected:
    struct timespec m_timespec;
    bool    m_running;
    
    // private data
private:
    
    // public methods
public:
    // constructors
    Timer();

    // destructor
    virtual ~Timer();
    
    // public methods
    
    // virtual functions
    virtual int Restart(void);
    virtual int Start( unsigned long usec );
    virtual void Stop(void);
    virtual unsigned long Remaining(void);
    virtual int Wait(void);
    virtual int Sync(void);     // Wait()+Restart()

    // exceptions
    class TimerException
    {
        char *toString(void) { return strerror(errno); };
    };

    // static methods
static void Sleep( unsigned int sec ) { sleep(sec); };
static void MilliSleep( unsigned long msec ) { msleep(msec); };
static void MicroSleep( unsigned long usec ) { usleep(usec); };
static void NanoSleep( unsigned long nsleep );

    // private methods
private:

    // signal catchers (do not override)
};

#endif