diff options
Diffstat (limited to 'src/include/timer.h')
| -rw-r--r-- | src/include/timer.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/src/include/timer.h b/src/include/timer.h index 2b112dd5a9..e950c81eee 100644 --- a/src/include/timer.h +++ b/src/include/timer.h @@ -38,6 +38,17 @@ struct rela_time { long microseconds; }; +/* A timeout_callback structure is used for the book keeping for scheduling + * work in the future. When a callback is called the structure can be + * re-used for scheduling as it is not being tracked by the core timer + * library any more. */ +struct timeout_callback { + void *priv; + void (*callback)(struct timeout_callback *tocb); + /* Not for public use. The timer library uses the fields below. */ + struct mono_time expiration; +}; + /* Obtain the current monotonic time. The assumption is that the time counts * up from the value 0 with value 0 being the point when the timer was * initialized. Additionally, the timer is assumed to only be valid for the @@ -49,6 +60,13 @@ struct rela_time { * of 10 seconds. */ void timer_monotonic_get(struct mono_time *mt); +/* Returns 1 if callbacks still present in the queue. 0 if no timers left. */ +int timers_run(void); + +/* Schedule a callback to be ran microseconds from time of invocation. + * 0 returned on success, < 0 on error. */ +int timer_sched_callback(struct timeout_callback *tocb, unsigned long us); + /* Add microseconds to an absoute time. */ static inline void mono_time_add_usecs(struct mono_time *mt, long us) { |