Timer.h File Reference

#include <errno.h>
#include <sys/types.h>
#include <sys/time.h>
#include <queue>
#include <signal.h>
#include "config.h"
#include "../debug/DebugUtils.h"
#include "../debug/Log.h"
#include "../util/Singleton.h"
#include "MsgQueue.h"
#include "OnOffNotifier.h"
#include "Thread.h"

Go to the source code of this file.

Namespaces
namespace	oasys
Classes
class	oasys::TimerCompare
	The Timer comparison class. More...
class	oasys::TimerSystem
	The main Timer system implementation that needs to be driven by a thread, such as the TimerThread class defined below. More...
class	oasys::TimerThread
	A simple thread class that drives the TimerSystem implementation. More...
class	oasys::Timer
	A Timer class. More...
struct	oasys::TimerEvent
	For use with the QueuingTimer, this struct defines a TimerEvent, i.e. More...
class	oasys::QueuingTimer
	A Timer class that's useful in cases when a separate thread (i.e. More...
Defines
#define	TIMEVAL_DIFF(t1, t2, t3)
	Miscellaneous timeval macros.
#define	TIMEVAL_DIFF_DOUBLE(t1, t2)
#define	TIMEVAL_DIFF_MSEC(t1, t2)
#define	TIMEVAL_DIFF_USEC(t1, t2)
#define	TIMEVAL_GT(t1, t2)
#define	TIMEVAL_LT(t1, t2)
Typedefs
typedef RETSIGTYPE(	sighandlerfn_t )(int)
	Typedef for a signal handler function.
typedef MsgQueue< TimerEvent >	oasys::TimerEventQueue
	The queue type used in the QueueingTimer.

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Define Documentation

#define TIMEVAL_DIFF	(	t1,
		t2,
		t3		)

Value:

do { \
       ((t3).tv_sec  = (t1).tv_sec - (t2).tv_sec); \
       ((t3).tv_usec = (t1).tv_usec - (t2).tv_usec); \
       if ((t3).tv_usec < 0) { (t3).tv_sec--; (t3).tv_usec += 1000000; } \
    } while (0)

Miscellaneous timeval macros.

Definition at line 48 of file Timer.h.

#define TIMEVAL_DIFF_DOUBLE	(	t1,
		t2		)

Value:

((double)(((t1).tv_sec  - (t2).tv_sec)) + \
     (double)((((t1).tv_usec - (t2).tv_usec)) * 1000000.0))

Definition at line 55 of file Timer.h.

Referenced by oasys::RateEstimator::timeout().

#define TIMEVAL_DIFF_MSEC	(	t1,
		t2		)

Value:

((unsigned long int)(((t1).tv_sec  - (t2).tv_sec)  * 1000) + \
     (((t1).tv_usec - (t2).tv_usec) / 1000))

Definition at line 59 of file Timer.h.

#define TIMEVAL_DIFF_USEC	(	t1,
		t2		)

Value:

((unsigned long int)(((t1).tv_sec  - (t2).tv_sec)  * 1000000) + \
     (((t1).tv_usec - (t2).tv_usec)))

Definition at line 63 of file Timer.h.

#define TIMEVAL_GT	(	t1,
		t2		)

Value:

(((t1).tv_sec  >  (t2).tv_sec) ||  \
     (((t1).tv_sec == (t2).tv_sec) && ((t1).tv_usec > (t2).tv_usec)))

Definition at line 67 of file Timer.h.

Referenced by oasys::TimerCompare::operator()().

#define TIMEVAL_LT	(	t1,
		t2		)

Value:

(((t1).tv_sec  <  (t2).tv_sec) ||  \
     (((t1).tv_sec == (t2).tv_sec) && ((t1).tv_usec < (t2).tv_usec)))

Definition at line 71 of file Timer.h.

Referenced by oasys::TimerSystem::run_expired_timers().

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Typedef Documentation

typedef RETSIGTYPE( sighandlerfn_t)(int)

Typedef for a signal handler function.

On some (but not all) systems, there is a system-provided __sighandler_t typedef that is equivalent, but in other cases __sighandler_t is a function pointer (not a function).

Definition at line 41 of file Timer.h.

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