Report BSSID's to help distinguish wifi networks

Author: tyeth

platformio.ini

@@ -504,7 +504,7 @@ 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

@@ -185,19 +185,21 @@ 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_PRINT("WipperSnapper found these WiFi networks");
-    if (n > WS_MAX_SORTED_NETWORKS) {
-      WS_DEBUG_PRINT(" (only first ");
-      WS_DEBUG_PRINT(WS_MAX_SORTED_NETWORKS);
-      WS_DEBUG_PRINTLN(" used):");
-    } else {
-      WS_DEBUG_PRINTLN(":");
-    }
-    for (int i = 0; i < n; ++i) {
-      WS_DEBUG_PRINT(networks[i].ssid);
-      WS_DEBUG_PRINT(" ");
-      WS_DEBUG_PRINT(networks[i].rssi);
-      WS_DEBUG_PRINTLN("dB");
+    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(" (");
+      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_PRINT("dB (ch");
+      WS_DEBUG_PRINT(WiFi.channel(i))
+      WS_DEBUG_PRINTLN(")");
     }
 
     return false;