Changeset 3444 for pjproject/trunk/pjsip/src/pjsip-ua/sip_reg.c

Timestamp:

Mar 15, 2011 10:49:59 AM (14 years ago)

Author:

ming

Message:

Re #1205: If refresh timer is already running, it will be cancelled and rescheduled with the new delay. This can be useful if app wants to correct the delay after it checks the timeout in the callback.

File:

• pjproject/trunk/pjsip/src/pjsip-ua/sip_reg.c (modified) (3 diffs)

pjproject/trunk/pjsip/src/pjsip-ua/sip_reg.c

@@ -392 +392 @@
 }
 
-PJ_DEF(pj_status_t)
-pjsip_regc_set_delay_before_refresh( pjsip_regc *regc,
-                                     pj_uint32_t delay )
-{
-    PJ_ASSERT_RETURN(regc, PJ_EINVAL);
-    regc->delay_before_refresh = delay;
-    return PJ_SUCCESS;
-}
-
 PJ_DEF(pj_status_t) pjsip_regc_set_credentials( pjsip_regc *regc,
                                                 int count,
@@ -783 +774 @@
     }
 }
+
+static void schedule_registration ( pjsip_regc *regc, pj_int32_t expiration )
+{
+    if (regc->auto_reg && expiration > 0) {
+        pj_time_val delay = { 0, 0};
+
+        delay.sec = expiration - regc->delay_before_refresh;
+        if (regc->expires != PJSIP_REGC_EXPIRATION_NOT_SPECIFIED && 
+            delay.sec > (pj_int32_t)regc->expires) 
+        {
+            delay.sec = regc->expires;
+        }
+        if (delay.sec < DELAY_BEFORE_REFRESH) 
+            delay.sec = DELAY_BEFORE_REFRESH;
+        regc->timer.cb = &regc_refresh_timer_cb;
+        regc->timer.id = REFRESH_TIMER;
+        regc->timer.user_data = regc;
+        pjsip_endpt_schedule_timer( regc->endpt, &regc->timer, &delay);
+        pj_gettimeofday(&regc->last_reg);
+        regc->next_reg = regc->last_reg;
+        regc->next_reg.sec += delay.sec;
+    }
+}
+
+PJ_DEF(pj_status_t)
+pjsip_regc_set_delay_before_refresh( pjsip_regc *regc,
+                                     pj_uint32_t delay )
+{
+    PJ_ASSERT_RETURN(regc, PJ_EINVAL);
+
+    if (delay > regc->expires)
+        return PJ_ETOOBIG;
+
+    if (regc->delay_before_refresh != delay)
+    {
+        regc->delay_before_refresh = delay;
+
+        if (regc->timer.id != 0) {
+            /* Cancel registration timer */
+            pjsip_endpt_cancel_timer(regc->endpt, &regc->timer);
+            regc->timer.id = 0;
+
+            /* Schedule next registration */
+            schedule_registration(regc, regc->expires);
+        }
+    }
+
+    return PJ_SUCCESS;
+}
+
 
 static pj_int32_t calculate_response_expiration(const pjsip_regc *regc,
@@ -1128 +1169 @@
 
             /* Schedule next registration */
-            if (regc->auto_reg && expiration > 0) {
-                pj_time_val delay = { 0, 0};
-
-                delay.sec = expiration - regc->delay_before_refresh;
-                if (regc->expires != PJSIP_REGC_EXPIRATION_NOT_SPECIFIED && 
-                    delay.sec > (pj_int32_t)regc->expires) 
-                {
-                    delay.sec = regc->expires;
-                }
-                if (delay.sec < DELAY_BEFORE_REFRESH) 
-                    delay.sec = DELAY_BEFORE_REFRESH;
-                regc->timer.cb = &regc_refresh_timer_cb;
-                regc->timer.id = REFRESH_TIMER;
-                regc->timer.user_data = regc;
-                pjsip_endpt_schedule_timer( regc->endpt, &regc->timer, &delay);
-                pj_gettimeofday(&regc->last_reg);
-                regc->next_reg = regc->last_reg;
-                regc->next_reg.sec += delay.sec;
-            }
+            schedule_registration(regc, expiration);
 
         } else {