re/include/re_tmr.h
2012-05-30 09:48:43 +00:00

46 lines
1 KiB
C

/**
* @file re_tmr.h Interface to timer implementation
*
* Copyright (C) 2010 Creytiv.com
*/
/**
* Defines the timeout handler
*
* @param arg Handler argument
*/
typedef void (tmr_h)(void *arg);
/** Defines a timer */
struct tmr {
struct le le; /**< Linked list element */
tmr_h *th; /**< Timeout handler */
void *arg; /**< Handler argument */
uint64_t jfs; /**< Jiffies for timeout */
};
void tmr_poll(struct list *tmrl);
uint64_t tmr_jiffies(void);
uint64_t tmr_next_timeout(struct list *tmrl);
void tmr_debug(void);
int tmr_status(struct re_printf *pf, void *unused);
void tmr_init(struct tmr *tmr);
void tmr_start(struct tmr *tmr, uint64_t delay, tmr_h *th, void *arg);
void tmr_cancel(struct tmr *tmr);
uint64_t tmr_get_expire(const struct tmr *tmr);
/**
* Check if the timer is running
*
* @param tmr Timer to check
*
* @return true if running, false if not running
*/
static inline bool tmr_isrunning(const struct tmr *tmr)
{
return tmr ? NULL != tmr->th : false;
}