mirror of
https://github.com/lwip-tcpip/lwip.git
synced 2024-12-25 18:14:53 +00:00
Apply timeouts.c simplification from Douglas
Use TIME_LESS_THAN() macro instead of TIME_LESS_OR_EQUAL_THAN, it is more readable and results equivalent
This commit is contained in:
parent
b6c0c52d66
commit
5eced48869
@ -67,7 +67,7 @@
|
|||||||
#endif /* LWIP_DEBUG_TIMERNAMES */
|
#endif /* LWIP_DEBUG_TIMERNAMES */
|
||||||
|
|
||||||
/* Check if timer's expiry time is greater than time and care about u32_t wraparounds */
|
/* Check if timer's expiry time is greater than time and care about u32_t wraparounds */
|
||||||
#define TIME_LESS_OR_EQUAL_THAN(t, compare_to) ( (((t) == (compare_to)) || (((u32_t)((t)-(compare_to))) > 0x7fffffff)) ? 1 : 0 )
|
#define TIME_LESS_THAN(t, compare_to) ( (((u32_t)((t)-(compare_to))) > 0x7fffffff) ? 1 : 0 )
|
||||||
|
|
||||||
/** This array contains all stack-internal cyclic timers. To get the number of
|
/** This array contains all stack-internal cyclic timers. To get the number of
|
||||||
* timers, use LWIP_ARRAYSIZE() */
|
* timers, use LWIP_ARRAYSIZE() */
|
||||||
@ -192,7 +192,7 @@ lwip_cyclic_timer(void *arg)
|
|||||||
|
|
||||||
now = sys_now();
|
now = sys_now();
|
||||||
next_timeout_time = (u32_t)(current_timeout_due_time + cyclic->interval_ms);
|
next_timeout_time = (u32_t)(current_timeout_due_time + cyclic->interval_ms);
|
||||||
if (TIME_LESS_OR_EQUAL_THAN(next_timeout_time, now)) {
|
if (TIME_LESS_THAN(next_timeout_time, now)) {
|
||||||
/* timer would immediately expire again -> "overload" -> restart without any correction */
|
/* timer would immediately expire again -> "overload" -> restart without any correction */
|
||||||
sys_timeout(cyclic->interval_ms, lwip_cyclic_timer, arg);
|
sys_timeout(cyclic->interval_ms, lwip_cyclic_timer, arg);
|
||||||
} else {
|
} else {
|
||||||
@ -247,7 +247,7 @@ sys_timeout(u32_t msecs, sys_timeout_handler handler, void *arg)
|
|||||||
timeout->next = NULL;
|
timeout->next = NULL;
|
||||||
timeout->h = handler;
|
timeout->h = handler;
|
||||||
timeout->arg = arg;
|
timeout->arg = arg;
|
||||||
timeout->time = (u32_t)(now + msecs); /* overflow handled by TIME_LESS_OR_EQUAL_THAN macro */
|
timeout->time = (u32_t)(now + msecs); /* overflow handled by TIME_LESS_THAN macro */
|
||||||
#if LWIP_DEBUG_TIMERNAMES
|
#if LWIP_DEBUG_TIMERNAMES
|
||||||
timeout->handler_name = handler_name;
|
timeout->handler_name = handler_name;
|
||||||
LWIP_DEBUGF(TIMERS_DEBUG, ("sys_timeout: %p msecs=%"U32_F" handler=%s arg=%p\n",
|
LWIP_DEBUGF(TIMERS_DEBUG, ("sys_timeout: %p msecs=%"U32_F" handler=%s arg=%p\n",
|
||||||
@ -258,12 +258,12 @@ sys_timeout(u32_t msecs, sys_timeout_handler handler, void *arg)
|
|||||||
next_timeout = timeout;
|
next_timeout = timeout;
|
||||||
return;
|
return;
|
||||||
}
|
}
|
||||||
if (TIME_LESS_OR_EQUAL_THAN(timeout->time, next_timeout->time)) {
|
if (TIME_LESS_THAN(timeout->time, next_timeout->time)) {
|
||||||
timeout->next = next_timeout;
|
timeout->next = next_timeout;
|
||||||
next_timeout = timeout;
|
next_timeout = timeout;
|
||||||
} else {
|
} else {
|
||||||
for (t = next_timeout; t != NULL; t = t->next) {
|
for (t = next_timeout; t != NULL; t = t->next) {
|
||||||
if ((t->next == NULL) || TIME_LESS_OR_EQUAL_THAN(timeout->time, t->next->time)) {
|
if ((t->next == NULL) || TIME_LESS_THAN(timeout->time, t->next->time)) {
|
||||||
timeout->next = t->next;
|
timeout->next = t->next;
|
||||||
t->next = timeout;
|
t->next = timeout;
|
||||||
break;
|
break;
|
||||||
@ -340,7 +340,7 @@ sys_check_timeouts(void)
|
|||||||
return;
|
return;
|
||||||
}
|
}
|
||||||
|
|
||||||
if (TIME_LESS_OR_EQUAL_THAN(tmptimeout->time, now) == 0) {
|
if (TIME_LESS_THAN(now, tmptimeout->time)) {
|
||||||
return;
|
return;
|
||||||
}
|
}
|
||||||
|
|
||||||
@ -406,7 +406,7 @@ sys_timeouts_sleeptime(void)
|
|||||||
return 0xffffffff;
|
return 0xffffffff;
|
||||||
}
|
}
|
||||||
now = sys_now();
|
now = sys_now();
|
||||||
if (TIME_LESS_OR_EQUAL_THAN(next_timeout->time, now)) {
|
if (TIME_LESS_THAN(next_timeout->time, now)) {
|
||||||
return 0;
|
return 0;
|
||||||
} else {
|
} else {
|
||||||
return (u32_t)(next_timeout->time - now);
|
return (u32_t)(next_timeout->time - now);
|
||||||
|
Loading…
Reference in New Issue
Block a user