Revert "Triger timer only if there are packets received"

This reverts commit 4bdfc9f3b1.

src/local.c

@@ -84,6 +84,7 @@ int verbose = 0;
 int vpn = 0;
 uint64_t tx = 0;
 uint64_t rx = 0;
+ev_timer stat_timer;
 #endif
 
 static int acl = 0;
@@ -583,13 +584,9 @@ static void server_send_cb(EV_P_ ev_io *w, int revents)
 }
 
 #ifdef ANDROID
-static void stat_update_cb(struct ev_loop *loop)
+static void stat_update_cb(EV_P_ ev_timer *watcher, int revents)
 {
-    static ev_tstamp last = ev_now(loop);
-    if (ev_now(EV_A_) - last > 1.0) {
-        send_traffic_stat(tx, rx);
-        last = ev_now(loop);
-    }
+    send_traffic_stat(tx, rx);
 }
 #endif
 
@@ -616,10 +613,6 @@ static void remote_recv_cb(EV_P_ ev_io *w, int revents)
 
     ev_timer_again(EV_A_ & remote->recv_ctx->watcher);
 
-#ifdef ANDROID
-    stat_update_cb(loop);
-#endif
-
     ssize_t r = recv(remote->fd, server->buf, BUF_SIZE, 0);
 
     if (r == 0) {
@@ -1161,6 +1154,11 @@ int main(int argc, char **argv)
 
     struct ev_loop *loop = EV_DEFAULT;
 
+#ifdef ANDROID
+    ev_timer_init(&stat_timer, stat_update_cb, 1, 1);
+    ev_timer_start(loop, &stat_timer);
+#endif
+
     // Setup socket
     int listenfd;
     listenfd = create_and_bind(local_addr, local_port);
@@ -1203,6 +1201,10 @@ int main(int argc, char **argv)
 
     // Clean up
 
+#ifdef ANDROID
+    ev_timer_stop(loop, &stat_timer);
+#endif
+
     ev_io_stop(loop, &listen_ctx.io);
     free_connections(loop);