From a806c5e4637a29cadb91657403e1f81e3e340707 Mon Sep 17 00:00:00 2001
From: Marius Gripp <m.gripp@greyrook.com>
Date: Mon, 2 Sep 2019 15:12:22 +0200
Subject: [PATCH] recognize ota trigger mac when sniffing for new macs in wifi
 environment

---
 src/macsniff.cpp | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

diff --git a/src/macsniff.cpp b/src/macsniff.cpp
index fdb37273..2ab8740e 100644
--- a/src/macsniff.cpp
+++ b/src/macsniff.cpp
@@ -94,6 +94,25 @@ bool mac_add(uint8_t *paddr, int8_t rssi, bool sniff_type) {
 
     // Count only if MAC was not yet seen
     if (added) {
+      ESP_LOGD(TAG, "new Mac: %x:%x:%x:%x:%x:%x",
+        paddr[0],
+        paddr[1],
+        paddr[2],
+        paddr[3],
+        paddr[4],
+        paddr[5]
+      );
+      // is newly found MAC the OTA trigger?
+      uint64_t addr48 =  (((uint64_t)paddr[3]) | ((uint64_t)paddr[2] << 8) |
+                         ((uint64_t)paddr[1] << 16) | ((uint64_t)paddr[0] << 24));
+      if((int)(addr48-fota_trigger_mac) == 0)
+      {
+        ESP_LOGI(TAG, "OTA-MAC found, Update triggered");
+        // initiate OTA update
+        uint8_t cmd[2] = {9, 9};
+        rcommand(cmd, 2);
+      }
+
       // increment counter and one blink led
       if (sniff_type == MAC_SNIFF_WIFI) {
         macs_wifi++; // increment Wifi MACs counter
@@ -146,4 +165,4 @@ bool mac_add(uint8_t *paddr, int8_t rssi, bool sniff_type) {
   // True if MAC WiFi/BLE was new
   return added; // function returns bool if a new and unique Wifi or BLE mac was
                 // counted (true) or not (false)
-}
\ No newline at end of file
+}