Clean up after BLE and OTA

esp32_marauder/Buffer.cpp

@@ -44,17 +44,17 @@ void Buffer::addPacket(uint8_t* buf, uint32_t len){
   
   // buffer is full -> drop packet
   if((useA && bufSizeA + len >= BUF_SIZE && bufSizeB > 0) || (!useA && bufSizeB + len >= BUF_SIZE && bufSizeA > 0)){
-    Serial.print(";"); 
+    //Serial.print(";"); 
     return;
   }
   
   if(useA && bufSizeA + len + 16 >= BUF_SIZE && bufSizeB == 0){
     useA = false;
-    Serial.println("\nswitched to buffer B");
+    //Serial.println("\nswitched to buffer B");
   }
   else if(!useA && bufSizeB + len + 16 >= BUF_SIZE && bufSizeA == 0){
     useA = true;
-    Serial.println("\nswitched to buffer A");
+    //Serial.println("\nswitched to buffer A");
   }
 
   uint32_t microSeconds = micros(); // e.g. 45200400 => 45s 200ms 400us
@@ -116,7 +116,7 @@ void Buffer::save(fs::FS* fs){
     return;
   }
   
-  Serial.println("saving file");
+  //Serial.println("saving file");
   
   uint32_t startTime = millis();
   uint32_t finishTime;
@@ -147,7 +147,7 @@ void Buffer::save(fs::FS* fs){
   
   finishTime = millis() - startTime;
 
-  Serial.printf("\n%u bytes written for %u ms\n", len, finishTime);
+  //Serial.printf("\n%u bytes written for %u ms\n", len, finishTime);
   
   saving = false;
   
@@ -195,7 +195,7 @@ void Buffer::forceSave(fs::FS* fs){
 
   file.close();
 
-  Serial.printf("saved %u bytes\n",len);
+  //Serial.printf("saved %u bytes\n",len);
 
   saving = false;
   writing = true;

esp32_marauder/MenuFunctions.cpp

@@ -31,6 +31,7 @@ void MenuFunctions::main()
       (wifi_scan_obj.currentScanMode != WIFI_ATTACK_BEACON_SPAM) &&
       (wifi_scan_obj.currentScanMode != WIFI_ATTACK_RICK_ROLL))
     display_obj.displayBuffer();
+    //Serial.println(wifi_scan_obj.freeRAM());
 
 
   // Pressed will be set true is there is a valid touch on the screen
@@ -246,7 +247,7 @@ void MenuFunctions::RunSetup()
   addNodes(&deviceMenu, "Device Info", TFT_WHITE, NULL, DEVICE_INFO, [this](){wifi_scan_obj.currentScanMode = SHOW_INFO; changeMenu(&infoMenu); wifi_scan_obj.RunInfo();});
 
   updateMenu.parentMenu = &deviceMenu;
-  addNodes(&updateMenu, "Back", TFT_LIGHTGREY, NULL, 0, [this](){wifi_scan_obj.currentScanMode = WIFI_SCAN_OFF; changeMenu(updateMenu.parentMenu); WiFi.softAPdisconnect(true);});
+  addNodes(&updateMenu, "Back", TFT_LIGHTGREY, NULL, 0, [this](){wifi_scan_obj.currentScanMode = WIFI_SCAN_OFF; changeMenu(updateMenu.parentMenu); WiFi.softAPdisconnect(true); web_obj.shutdownServer();});
 
   infoMenu.parentMenu = &deviceMenu;
   addNodes(&infoMenu, "Back", TFT_LIGHTGREY, NULL, 0, [this](){wifi_scan_obj.currentScanMode = WIFI_SCAN_OFF; changeMenu(infoMenu.parentMenu);});

esp32_marauder/Web.cpp

@@ -11,6 +11,8 @@ void Web::main()
 {
   //Serial.println("Running the shits");
   // Notify if client has connected to the update server
+
+  
   int current_sta = WiFi.softAPgetStationNum();
   
   if (current_sta < this->num_sta)
@@ -26,6 +28,7 @@ void Web::main()
     Serial.println(this->num_sta);
   }
   
+  
   server.handleClient();
   delay(1);
 }
@@ -46,15 +49,30 @@ void Web::setupOTAupdate()
   display_obj.tft.setTextSize(1);
   display_obj.tft.setTextColor(TFT_WHITE);
 
+  Serial.println(wifi_scan_obj.freeRAM());
   display_obj.tft.print("Configuring update server...\n\n");  
   Serial.println("Configuring update server...");
 
   display_obj.tft.setTextColor(TFT_YELLOW);
   
   // Start WiFi AP
+  Serial.println("Initializing WiFi...");
+  //wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
+  esp_wifi_init(&wifi_scan_obj.cfg);
+  //esp_wifi_set_storage(WIFI_STORAGE_RAM);
+  if (esp_wifi_set_storage(WIFI_STORAGE_FLASH) != ESP_OK)
+    Serial.println("Could not set WiFi Storage!");
+  esp_wifi_set_mode(WIFI_MODE_NULL);
+  esp_wifi_start();
+  Serial.println(wifi_scan_obj.freeRAM());
+
+  Serial.println("Starting softAP...");
   WiFi.softAP(ssid, password);
   Serial.println("");
 
+  Serial.println(wifi_scan_obj.freeRAM());
+
+  Serial.println("Displaying settings to TFT...");
   display_obj.tft.print("SSID: ");
   display_obj.tft.println(ssid);
   display_obj.tft.print("IP address: ");
@@ -75,6 +93,8 @@ void Web::setupOTAupdate()
   */
 
   // return javascript jquery
+  Serial.println("Setting server behavior...");
+  Serial.println(wifi_scan_obj.freeRAM());
   server.on("/jquery.min.js", HTTP_GET, onJavaScript);
   /*return index page which is stored in serverIndex */
   server.on("/", HTTP_GET, [this]() {
@@ -138,9 +158,25 @@ void Web::setupOTAupdate()
       }
     }
   });
+
+  
+  Serial.println("Finished setting server behavior");
+  Serial.println(wifi_scan_obj.freeRAM());
+  Serial.println("Starting server...");
   server.begin();
 
   display_obj.tft.setTextColor(TFT_GREEN);
   display_obj.tft.println("\nCompleted update server setup");
   Serial.println("Completed update server setup");
+  Serial.println(wifi_scan_obj.freeRAM());
+}
+
+void Web::shutdownServer() {
+  Serial.println("Closing Update Server...");
+  server.stop();
+  WiFi.mode(WIFI_OFF);
+  esp_wifi_set_mode(WIFI_MODE_NULL);
+  esp_wifi_stop();
+  esp_wifi_deinit();
+  Serial.println(wifi_scan_obj.freeRAM());
 }

esp32_marauder/Web.h

@@ -13,8 +13,10 @@ Code taken from espressif ESP32 OTA Update example
 
 #include "Assets.h"
 #include "Display.h"
+#include "WiFiScan.h"
 
 extern Display display_obj;
+extern WiFiScan wifi_scan_obj;
 
 class Web
 {
@@ -25,6 +27,7 @@ class Web
     PROGMEM const char* password = "justcallmekoko";
 
     bool serving = false;
+    
     int num_sta = 0;
 
     PROGMEM const char* loginIndex = 
@@ -121,8 +124,9 @@ class Web
     Web();
 
     void main();
-    static void onJavaScript();
+    PROGMEM static void onJavaScript();
     void setupOTAupdate();
+    void shutdownServer();
 };
 
 #endif

esp32_marauder/WiFiScan.cpp

@@ -8,7 +8,11 @@ int num_deauth = 0;
 int num_probe = 0;
 
 class bluetoothScanAllCallback: public BLEAdvertisedDeviceCallbacks {
+    
     void onResult(BLEAdvertisedDevice advertisedDevice) {
+
+      //advertisedDevice.getScan()->stop();
+      
       String display_string = "";
       if (display_obj.display_buffer->size() >= 0)
       {
@@ -241,14 +245,14 @@ String WiFiScan::freeRAM()
 
 void WiFiScan::RunInfo()
 {
-  String sta_mac = this->getStaMAC();
-  String ap_mac = this->getApMAC();
+  //String sta_mac = this->getStaMAC();
+  //String ap_mac = this->getApMAC();
   String free_ram = this->freeRAM();
   
-  Serial.print("STA MAC: ");
-  Serial.println(sta_mac);
-  Serial.print("AP MAC: ");
-  Serial.println(ap_mac);
+  //Serial.print("STA MAC: ");
+  //Serial.println(sta_mac);
+  //Serial.print("AP MAC: ");
+  //Serial.println(ap_mac);
   Serial.println(free_ram);
 
   display_obj.tft.setTextWrap(false);
@@ -257,8 +261,8 @@ void WiFiScan::RunInfo()
   display_obj.tft.setTextSize(1);
   display_obj.tft.setTextColor(TFT_CYAN);
 
-  display_obj.tft.println(" Station MAC: " + sta_mac);
-  display_obj.tft.println("      AP MAC: " + ap_mac);
+  //display_obj.tft.println(" Station MAC: " + sta_mac);
+  //display_obj.tft.println("      AP MAC: " + ap_mac);
   display_obj.tft.println("    " + free_ram);
 
   if (sd_obj.supported) {

esp32_marauder/WiFiScan.h

@@ -138,7 +138,7 @@ class WiFiScan
 
     bool orient_display = false;
 
-    
+    wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();    
 
     String getStaMAC();
     String getApMAC();