- add get_max_rate timing API call

- change ast_settimeout() to honor max rate in edge cases of file playback
  (this will make some warning messages go away at the end of playing back
   a file)


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@125332 65c4cc65-6c06-0410-ace0-fbb531ad65f3

main/timing.c

@@ -46,6 +46,7 @@ void *ast_install_timing_functions(struct ast_timing_functions *funcs)
 		!funcs->timer_set_rate ||
 	    !funcs->timer_ack ||
 	    !funcs->timer_get_event ||
+		!funcs->timer_get_max_rate ||
 	    !funcs->timer_enable_continuous ||
 	    !funcs->timer_disable_continuous) {
 		return NULL;
@@ -198,6 +199,19 @@ enum ast_timing_event ast_timer_get_event(int handle)
 	return result;
 }
 
+unsigned int ast_timer_get_max_rate(int handle)
+{
+	unsigned int res;
+
+	ast_rwlock_rdlock(&lock);
+
+	res = timer_funcs.timer_get_max_rate(handle);
+
+	ast_rwlock_unlock(&lock);
+
+	return res;
+}
+
 static char *timing_test(struct ast_cli_entry *e, int cmd, struct ast_cli_args *a)
 {
 	int fd, count = 0;