From 4cca574d76767bfb9d193d6360abd5ee8946df6b Mon Sep 17 00:00:00 2001
From: Guus Sliepen <guus@meshlink.io>
Date: Sun, 12 Jul 2020 21:36:53 +0200
Subject: [PATCH] Resend mDNS packets on all known addresses if
 meshlink_reset_timers() is called.

---
 src/discovery.c | 8 ++++++++
 src/discovery.h | 1 +
 src/meshlink.c  | 5 +++++
 3 files changed, 14 insertions(+)

diff --git a/src/discovery.c b/src/discovery.c
index df5dda72..e0e4fb4e 100644
--- a/src/discovery.c
+++ b/src/discovery.c
@@ -678,3 +678,11 @@ void discovery_stop(meshlink_handle_t *mesh) {
 		}
 	}
 }
+
+void discovery_refresh(meshlink_handle_t *mesh) {
+	for(int i = 0; i < mesh->discovery_address_count; i++) {
+		if(mesh->discovery_addresses[i].up) {
+			send_mdns_packet(mesh, &mesh->discovery_addresses[i]);
+		}
+	}
+}
diff --git a/src/discovery.h b/src/discovery.h
index 48571695..d3b8e004 100644
--- a/src/discovery.h
+++ b/src/discovery.h
@@ -24,5 +24,6 @@
 
 bool discovery_start(meshlink_handle_t *mesh);
 void discovery_stop(meshlink_handle_t *mesh);
+void discovery_refresh(meshlink_handle_t *mesh);
 
 #endif
diff --git a/src/meshlink.c b/src/meshlink.c
index d9bd0146..8502f434 100644
--- a/src/meshlink.c
+++ b/src/meshlink.c
@@ -4641,6 +4641,11 @@ void meshlink_reset_timers(struct meshlink_handle *mesh) {
 	}
 
 	handle_network_change(mesh, true);
+
+	if(mesh->discovery) {
+		discovery_refresh(mesh);
+	}
+
 	pthread_mutex_unlock(&mesh->mutex);
 }
 
-- 
2.39.2