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Wed Jan 28 12:07:02 CST 2009 Pekka Pessi <first.last@nokia.com>

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* su: added API functions su_timer_is_set() and su_timer_latest()
  



git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@11853 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Michael Jerris committed 2009-02-11 17:17:49 +00:00
1 parent 231fc1f4eb
commit cc6fc1d277
4 files changed
+68 -61
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libs/sofia-sip/libsofia-sip-ua/su/sofia-sip/su_wait.h
+3 -1
View File
@@ -491,6 +491,8 @@ SOFIAPUBFUN su_duration_t su_root_get_max_defer(su_root_t const *self);
SOFIAPUBFUN su_timer_t *su_timer_create(su_task_r const, su_duration_t msec)
__attribute__((__malloc__));
SOFIAPUBFUN void su_timer_destroy(su_timer_t *);
SOFIAPUBFUN int su_timer_is_set(su_timer_t const *t); /* 1.12.11 */
SOFIAPUBFUN su_time_t su_timer_latest(su_timer_t const *t);
SOFIAPUBFUN int su_timer_set(su_timer_t *, su_timer_f, su_timer_arg_t *);
SOFIAPUBFUN int su_timer_set_interval(su_timer_t *t, su_timer_f,
su_timer_arg_t *, su_duration_t);
@@ -506,7 +508,7 @@ SOFIAPUBFUN su_root_t *su_timer_root(su_timer_t const *);
SOFIAPUBFUN int su_timer_expire(su_timer_queue_t * const,
su_duration_t *tout,
su_time_t now);
SOFIAPUBFUN int su_timer_deferrable(su_timer_t *t, int value);
SOFIAPUBFUN int su_timer_deferrable(su_timer_t *t, int value); /* 1.12.11 */
/* Tasks */
libs/sofia-sip/libsofia-sip-ua/su/su_timer.c
+42 -17
View File
@@ -157,12 +157,11 @@ typedef union {
struct su_timer_s {
su_task_r sut_task; /**< Task reference */
size_t sut_heap_index; /**< Timer is set (inserted in heap) */
size_t sut_set; /**< Timer is set (inserted in heap) */
su_time_t sut_when; /**< When timer should be waken up next time */
su_duration_t sut_duration; /**< Timer duration */
su_timer_f sut_wakeup; /**< Function to call when waken up */
su_timer_arg_t *sut_arg; /**< Pointer to argument data */
su_time_t sut_run; /**< When this timer was last waken up */
unsigned sut_woken; /**< Timer has waken up this many times */
unsigned sut_running:2;/**< Timer is running */
@@ -176,13 +175,13 @@ enum sut_running {
run_for_ever = 2 /**< Do not compensate */
};
#define SU_TIMER_IS_SET(sut) ((sut)->sut_heap_index != 0)
#define SU_TIMER_IS_SET(sut) ((sut)->sut_set != 0)
HEAP_DECLARE(su_inline, su_timer_queue_t, timers_, su_timer_t *);
su_inline void timers_set(su_timer_t **array, size_t index, su_timer_t *t)
{
array[t->sut_heap_index = index] = t;
array[t->sut_set = index] = t;
}
su_inline int timers_less(su_timer_t *a, su_timer_t *b)
@@ -224,7 +223,7 @@ su_timer_set0(su_timer_queue_t *timers,
return -1;
if (SU_TIMER_IS_SET(t))
timers_remove(timers[0], t->sut_heap_index);
timers_remove(timers[0], t->sut_set);
t->sut_wakeup = wakeup;
t->sut_arg = arg;
@@ -328,6 +327,37 @@ void su_timer_destroy(su_timer_t *t)
}
}
/** Check if the timer has been set.
*
* @param t pointer to a timer object
*
* @return Nonzero if set, zero if reset.
*
* @NEW_1_12_11
*/
int su_timer_is_set(su_timer_t const *t)
{
return t && t->sut_set != 0;
}
/**Return when the timer has been last expired.
*
* @param t pointer to a timer object
*
* @return Timestamp (as returned by su_time()).
*
* @note If the timer is running (set with su_timer_run()), the returned
* timestamp not the actual time but it is rather calculated from the
* initial timestamp.
*
* @NEW_1_12_11
*/
su_time_t su_timer_latest(su_timer_t const *t)
{
su_time_t tv = { 0, 0 };
return t ? t->sut_when : tv;
}
/** Set the timer for the given @a interval.
*
@@ -415,16 +445,14 @@ int su_timer_run(su_timer_t *t,
su_timer_arg_t *arg)
{
su_timer_queue_t *timers = su_timer_queue(t, 1, "su_timer_run");
su_time_t now;
if (timers == NULL)
return -1;
t->sut_running = run_at_intervals;
t->sut_run = now = su_now();
t->sut_woken = 0;
return su_timer_set0(timers, t, wakeup, arg, now, t->sut_duration);
return su_timer_set0(timers, t, wakeup, arg, su_now(), t->sut_duration);
}
/**Set the timer for regular intervals.
@@ -448,16 +476,14 @@ int su_timer_set_for_ever(su_timer_t *t,
su_timer_arg_t *arg)
{
su_timer_queue_t *timers = su_timer_queue(t, 1, "su_timer_set_for_ever");
su_time_t now;
if (timers == NULL)
return -1;
t->sut_running = run_for_ever;
t->sut_run = now = su_now();
t->sut_woken = 0;
return su_timer_set0(timers, t, wakeup, arg, now, t->sut_duration);
return su_timer_set0(timers, t, wakeup, arg, su_now(), t->sut_duration);
}
/**Reset the timer.
@@ -476,14 +502,12 @@ int su_timer_reset(su_timer_t *t)
return -1;
if (SU_TIMER_IS_SET(t))
timers_remove(timers[0], t->sut_heap_index);
timers_remove(timers[0], t->sut_set);
t->sut_wakeup = NULL;
t->sut_arg = NULL;
t->sut_running = reset;
memset(&t->sut_run, 0, sizeof(t->sut_run));
return 0;
}
@@ -528,12 +552,13 @@ int su_timer_expire(su_timer_queue_t * const timers,
if (t->sut_running == run_at_intervals) {
while (t->sut_running == run_at_intervals &&
t->sut_set == 0 &&
t->sut_duration > 0) {
if (su_time_diff(t->sut_when, now) > 0) {
su_timer_set0(timers, t, f, t->sut_arg, t->sut_run, 0);
su_timer_set0(timers, t, f, t->sut_arg, t->sut_when, 0);
break;
}
t->sut_when = t->sut_run = su_time_add(t->sut_run, t->sut_duration);
t->sut_when = su_time_add(t->sut_when, t->sut_duration);
t->sut_woken++;
f(su_root_magic(su_task_root(t->sut_task)), t, t->sut_arg), n++;
}
@@ -542,7 +567,7 @@ int su_timer_expire(su_timer_queue_t * const timers,
t->sut_woken++;
t->sut_when = now;
f(su_root_magic(su_task_root(t->sut_task)), t, t->sut_arg), n++;
if (t->sut_running == run_for_ever)
if (t->sut_running == run_for_ever && t->sut_set == 0)
su_timer_set0(timers, t, f, t->sut_arg, now, t->sut_duration);
}
else {