From f19733e4787933e67d05e1105ce1372e3bf771f4 Mon Sep 17 00:00:00 2001
From: Scott Powell <ripple_biz@protonmail.com>
Date: Sun, 4 Oct 2026 15:02:00 +1100
Subject: [PATCH] * don't respond to DISCOVER requests if node has adverts
 turned off. (isHiddenNode())

---
 examples/simple_repeater/MyMesh.cpp | 1 +
 examples/simple_repeater/MyMesh.h   | 3 +++
 2 files changed, 4 insertions(+)

diff --git a/examples/simple_repeater/MyMesh.cpp b/examples/simple_repeater/MyMesh.cpp
index ca6a3e607..61b6c149e 100644
--- a/examples/simple_repeater/MyMesh.cpp
+++ b/examples/simple_repeater/MyMesh.cpp
@@ -790,6 +790,7 @@ void MyMesh::onControlDataRecv(mesh::Packet* packet) {
   uint8_t type = packet->payload[0] & 0xF0;    // just test upper 4 bits
   if (type == CTL_TYPE_NODE_DISCOVER_REQ && packet->payload_len >= 6
       && !_prefs.disable_fwd && discover_limiter.allow(rtc_clock.getCurrentTime())
+      && !isHiddenNode()   // this node wishes to NOT be discoverable
   ) {
     int i = 1;
     uint8_t  filter = packet->payload[i++];
diff --git a/examples/simple_repeater/MyMesh.h b/examples/simple_repeater/MyMesh.h
index cac6c4a28..a9ac453a0 100644
--- a/examples/simple_repeater/MyMesh.h
+++ b/examples/simple_repeater/MyMesh.h
@@ -187,6 +187,9 @@ public:
   NodePrefs* getNodePrefs() {
     return &_prefs;
   }
+  bool isHiddenNode() const {
+    return _prefs.advert_interval == 0 && _prefs.flood_advert_interval == 0;
+  }
 
   void savePrefs() override {
     _cli.savePrefs(_fs);