Add sched_when function (bug #4022)
[asterisk/asterisk.git] / sched.c
diff --git a/sched.c b/sched.c
index 786a26b..6f5d3db 100755 (executable)
--- a/sched.c
+++ b/sched.c
@@ -399,3 +399,28 @@ int ast_sched_runq(struct sched_context *con)
        ast_mutex_unlock(&con->lock);
        return x;
 }
+
+long ast_sched_when(struct sched_context *con,int id)
+{
+       struct sched *s;
+       long secs;
+       struct timeval now;
+       DEBUG(ast_log(LOG_DEBUG, "ast_sched_when()\n"));
+
+       ast_mutex_lock(&con->lock);
+       s=con->schedq;
+       while (s!=NULL) {
+               if (s->id==id) break;
+               s=s->next;
+       }
+       secs=-1;
+       if (s!=NULL) {
+               if (gettimeofday(&now, NULL)) {
+                       ast_log(LOG_NOTICE, "gettimeofday() failed!\n");
+               } else {
+                       secs=s->when.tv_sec-now.tv_sec;
+               }
+       }
+       ast_mutex_unlock(&con->lock);
+       return secs;
+}