Report BSSID's to help distinguish wifi networks

Author: tyeth

platformio.ini

@@ -494,7 +494,7 @@ build_flags =
     -DDEBUG_RP2040_CORE
     -DDEBUG_RP2040_WIFI
     -DNDEBUG
-    -DLWIP_DEBUG
+    -DLWIP_DEBUG=1
     -DDEBUG_RP2040_PORT=Serial1
     -DDEBUG_RP2040_UART_1
     -DDEBUG_RP2040_UART=1

src/network_interfaces/ws_networking_pico.h

@@ -137,12 +137,21 @@ class ws_networking_pico : public Wippersnapper {
 
     // User-set network not found, print scan results to serial console
     WS_DEBUG_PRINTLN("ERROR: Your requested WiFi network was not found!");
-    WS_DEBUG_PRINTLN("WipperSnapper found these WiFi networks: ");
-    for (int i = 0; i < n; ++i) {
+    WS_DEBUG_PRINTLN("WipperSnapper found these WiFi networks:");
+    for (uint8_t i = 0; i < n; ++i) {
       WS_DEBUG_PRINT(WiFi.SSID(i));
-      WS_DEBUG_PRINT(" ");
+      WS_DEBUG_PRINT(" (");
+      uint8_t BSSID[WL_MAC_ADDR_LENGTH];
+      WiFi.BSSID(i, BSSID);
+      for (int m = 0; m < WL_MAC_ADDR_LENGTH; ++m) {
+        if (m != 0) WS_DEBUG_PRINT(":");
+        WS_DEBUG_PRINTHEX(BSSID[m]);
+      }
+      WS_DEBUG_PRINT(") ");
       WS_DEBUG_PRINT(WiFi.RSSI(i));
-      WS_DEBUG_PRINTLN("dB");
+      WS_DEBUG_PRINT("dB (ch");
+      WS_DEBUG_PRINT(WiFi.channel(i))
+      WS_DEBUG_PRINTLN(")");
     }
 
     return false;