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unleashed-firmware/applications/plugins/esp8266_deauth/esp8266_deauth.c

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#include <furi.h>
#include <furi_hal_console.h>
#include <furi_hal_gpio.h>
#include <furi_hal_power.h>
#include <furi_hal_uart.h>
#include <gui/canvas_i.h>
#include <gui/gui.h>
#include <input/input.h>
//#include <math.h>
//#include <notification/notification.h>
//#include <notification/notification_messages.h>
//#include <stdlib.h>
#include <u8g2.h>
#include "FlipperZeroWiFiDeauthModuleDefines.h"
#define DEAUTH_APP_DEBUG 0
#if DEAUTH_APP_DEBUG
#define APP_NAME_TAG "WiFi_Scanner"
#define DEAUTH_APP_LOG_I(format, ...) FURI_LOG_I(APP_NAME_TAG, format, ##__VA_ARGS__)
#define DEAUTH_APP_LOG_D(format, ...) FURI_LOG_D(APP_NAME_TAG, format, ##__VA_ARGS__)
#define DEAUTH_APP_LOG_E(format, ...) FURI_LOG_E(APP_NAME_TAG, format, ##__VA_ARGS__)
#else
#define DEAUTH_APP_LOG_I(format, ...)
#define DEAUTH_APP_LOG_D(format, ...)
#define DEAUTH_APP_LOG_E(format, ...)
#endif // WIFI_APP_DEBUG
#define DISABLE_CONSOLE !DEAUTH_APP_DEBUG
#define ENABLE_MODULE_POWER 1
#define ENABLE_MODULE_DETECTION 1
typedef enum EEventType // app internally defined event types
{ EventTypeKey // flipper input.h type
} EEventType;
typedef struct SPluginEvent {
EEventType m_type;
InputEvent m_input;
} SPluginEvent;
typedef enum EAppContext {
Undefined,
WaitingForModule,
Initializing,
ModuleActive,
} EAppContext;
typedef enum EWorkerEventFlags {
WorkerEventReserved = (1 << 0), // Reserved for StreamBuffer internal event
WorkerEventStop = (1 << 1),
WorkerEventRx = (1 << 2),
} EWorkerEventFlags;
typedef struct SGpioButtons {
GpioPin const* pinButtonUp;
GpioPin const* pinButtonDown;
GpioPin const* pinButtonOK;
GpioPin const* pinButtonBack;
} SGpioButtons;
typedef struct SWiFiDeauthApp {
Gui* m_gui;
FuriThread* m_worker_thread;
//NotificationApp* m_notification;
FuriStreamBuffer* m_rx_stream;
SGpioButtons m_GpioButtons;
bool m_wifiDeauthModuleInitialized;
bool m_wifiDeauthModuleAttached;
EAppContext m_context;
uint8_t m_backBuffer[128 * 8 * 8];
//uint8_t m_renderBuffer[128 * 8 * 8];
uint8_t* m_backBufferPtr;
//uint8_t* m_m_renderBufferPtr;
//uint8_t* m_originalBuffer;
//uint8_t** m_originalBufferLocation;
size_t m_canvasSize;
bool m_needUpdateGUI;
} SWiFiDeauthApp;
/////// INIT STATE ///////
static void esp8266_deauth_app_init(SWiFiDeauthApp* const app) {
app->m_context = Undefined;
app->m_canvasSize = 128 * 8 * 8;
memset(app->m_backBuffer, DEAUTH_APP_DEBUG ? 0xFF : 0x00, app->m_canvasSize);
//memset(app->m_renderBuffer, DEAUTH_APP_DEBUG ? 0xFF : 0x00, app->m_canvasSize);
//app->m_originalBuffer = NULL;
//app->m_originalBufferLocation = NULL;
//app->m_m_renderBufferPtr = app->m_renderBuffer;
app->m_backBufferPtr = app->m_backBuffer;
app->m_GpioButtons.pinButtonUp = &gpio_ext_pc3;
app->m_GpioButtons.pinButtonDown = &gpio_ext_pb2;
app->m_GpioButtons.pinButtonOK = &gpio_ext_pb3;
app->m_GpioButtons.pinButtonBack = &gpio_ext_pa4;
app->m_needUpdateGUI = false;
#if ENABLE_MODULE_POWER
app->m_wifiDeauthModuleInitialized = false;
#else
app->m_wifiDeauthModuleInitialized = true;
#endif // ENABLE_MODULE_POWER
#if ENABLE_MODULE_DETECTION
app->m_wifiDeauthModuleAttached = false;
#else
app->m_wifiDeauthModuleAttached = true;
#endif
}
static void esp8266_deauth_module_render_callback(Canvas* const canvas, void* ctx) {
SWiFiDeauthApp* app = acquire_mutex((ValueMutex*)ctx, 25);
if(app == NULL) {
return;
}
//if(app->m_needUpdateGUI)
//{
// app->m_needUpdateGUI = false;
// //app->m_canvasSize = canvas_get_buffer_size(canvas);
// //app->m_originalBuffer = canvas_get_buffer(canvas);
// //app->m_originalBufferLocation = &u8g2_GetBufferPtr(&canvas->fb);
// //u8g2_GetBufferPtr(&canvas->fb) = app->m_m_renderBufferPtr;
//}
//uint8_t* exchangeBuffers = app->m_m_renderBufferPtr;
//app->m_m_renderBufferPtr = app->m_backBufferPtr;
//app->m_backBufferPtr = exchangeBuffers;
//if(app->m_needUpdateGUI)
//{
// //memcpy(app->m_renderBuffer, app->m_backBuffer, app->m_canvasSize);
// app->m_needUpdateGUI = false;
//}
switch(app->m_context) {
case Undefined: {
canvas_clear(canvas);
canvas_set_font(canvas, FontPrimary);
const char* strInitializing = "Something wrong";
canvas_draw_str(
canvas,
(u8g2_GetDisplayWidth(&canvas->fb) / 2) -
(canvas_string_width(canvas, strInitializing) / 2),
(u8g2_GetDisplayHeight(&canvas->fb) /
2) /* - (u8g2_GetMaxCharHeight(&canvas->fb) / 2)*/,
strInitializing);
} break;
case WaitingForModule:
#if ENABLE_MODULE_DETECTION
furi_assert(!app->m_wifiDeauthModuleAttached);
if(!app->m_wifiDeauthModuleAttached) {
canvas_clear(canvas);
canvas_set_font(canvas, FontSecondary);
const char* strInitializing = "Attach WiFi scanner module";
canvas_draw_str(
canvas,
(u8g2_GetDisplayWidth(&canvas->fb) / 2) -
(canvas_string_width(canvas, strInitializing) / 2),
(u8g2_GetDisplayHeight(&canvas->fb) /
2) /* - (u8g2_GetMaxCharHeight(&canvas->fb) / 2)*/,
strInitializing);
}
#endif
break;
case Initializing:
#if ENABLE_MODULE_POWER
{
furi_assert(!app->m_wifiDeauthModuleInitialized);
if(!app->m_wifiDeauthModuleInitialized) {
canvas_set_font(canvas, FontPrimary);
const char* strInitializing = "Initializing...";
canvas_draw_str(
canvas,
(u8g2_GetDisplayWidth(&canvas->fb) / 2) -
(canvas_string_width(canvas, strInitializing) / 2),
(u8g2_GetDisplayHeight(&canvas->fb) / 2) -
(u8g2_GetMaxCharHeight(&canvas->fb) / 2),
strInitializing);
}
}
#endif // ENABLE_MODULE_POWER
break;
case ModuleActive: {
uint8_t* buffer = canvas_get_buffer(canvas);
app->m_canvasSize = canvas_get_buffer_size(canvas);
memcpy(buffer, app->m_backBuffer, app->m_canvasSize);
} break;
default:
break;
}
release_mutex((ValueMutex*)ctx, app);
}
static void
esp8266_deauth_module_input_callback(InputEvent* input_event, FuriMessageQueue* event_queue) {
furi_assert(event_queue);
SPluginEvent event = {.m_type = EventTypeKey, .m_input = *input_event};
furi_message_queue_put(event_queue, &event, FuriWaitForever);
}
static void uart_on_irq_cb(UartIrqEvent ev, uint8_t data, void* context) {
furi_assert(context);
SWiFiDeauthApp* app = context;
DEAUTH_APP_LOG_I("uart_echo_on_irq_cb");
if(ev == UartIrqEventRXNE) {
DEAUTH_APP_LOG_I("ev == UartIrqEventRXNE");
furi_stream_buffer_send(app->m_rx_stream, &data, 1, 0);
furi_thread_flags_set(furi_thread_get_id(app->m_worker_thread), WorkerEventRx);
}
}
static int32_t uart_worker(void* context) {
furi_assert(context);
DEAUTH_APP_LOG_I("[UART] Worker thread init");
SWiFiDeauthApp* app = acquire_mutex((ValueMutex*)context, 25);
if(app == NULL) {
return 1;
}
FuriStreamBuffer* rx_stream = app->m_rx_stream;
release_mutex((ValueMutex*)context, app);
#if ENABLE_MODULE_POWER
bool initialized = false;
FuriString* receivedString;
receivedString = furi_string_alloc();
#endif // ENABLE_MODULE_POWER
while(true) {
uint32_t events = furi_thread_flags_wait(
WorkerEventStop | WorkerEventRx, FuriFlagWaitAny, FuriWaitForever);
furi_check((events & FuriFlagError) == 0);
if(events & WorkerEventStop) break;
if(events & WorkerEventRx) {
DEAUTH_APP_LOG_I("[UART] Received data");
SWiFiDeauthApp* app = acquire_mutex((ValueMutex*)context, 25);
if(app == NULL) {
return 1;
}
size_t dataReceivedLength = 0;
int index = 0;
do {
const uint8_t dataBufferSize = 64;
uint8_t dataBuffer[dataBufferSize];
dataReceivedLength =
furi_stream_buffer_receive(rx_stream, dataBuffer, dataBufferSize, 25);
if(dataReceivedLength > 0) {
#if ENABLE_MODULE_POWER
if(!initialized) {
if(!(dataReceivedLength > strlen(MODULE_CONTEXT_INITIALIZATION))) {
DEAUTH_APP_LOG_I("[UART] Found possible init candidate");
for(uint16_t i = 0; i < dataReceivedLength; i++) {
furi_string_push_back(receivedString, dataBuffer[i]);
}
}
} else
#endif // ENABLE_MODULE_POWER
{
DEAUTH_APP_LOG_I("[UART] Data copied to backbuffer");
memcpy(app->m_backBuffer + index, dataBuffer, dataReceivedLength);
index += dataReceivedLength;
app->m_needUpdateGUI = true;
}
}
} while(dataReceivedLength > 0);
#if ENABLE_MODULE_POWER
if(!app->m_wifiDeauthModuleInitialized) {
if(furi_string_cmp_str(receivedString, MODULE_CONTEXT_INITIALIZATION) == 0) {
DEAUTH_APP_LOG_I("[UART] Initialized");
initialized = true;
app->m_wifiDeauthModuleInitialized = true;
app->m_context = ModuleActive;
furi_string_free(receivedString);
} else {
DEAUTH_APP_LOG_I("[UART] Not an initialization command");
furi_string_reset(receivedString);
}
}
#endif // ENABLE_MODULE_POWER
release_mutex((ValueMutex*)context, app);
}
}
return 0;
}
int32_t esp8266_deauth_app(void* p) {
UNUSED(p);
DEAUTH_APP_LOG_I("Init");
// FuriTimer* timer = furi_timer_alloc(blink_test_update, FuriTimerTypePeriodic, event_queue);
// furi_timer_start(timer, furi_kernel_get_tick_frequency());
FuriMessageQueue* event_queue = furi_message_queue_alloc(8, sizeof(SPluginEvent));
SWiFiDeauthApp* app = malloc(sizeof(SWiFiDeauthApp));
esp8266_deauth_app_init(app);
furi_hal_gpio_init_simple(app->m_GpioButtons.pinButtonUp, GpioModeOutputPushPull);
furi_hal_gpio_init_simple(app->m_GpioButtons.pinButtonDown, GpioModeOutputPushPull);
furi_hal_gpio_init_simple(app->m_GpioButtons.pinButtonOK, GpioModeOutputPushPull);
furi_hal_gpio_init_simple(app->m_GpioButtons.pinButtonBack, GpioModeOutputPushPull);
furi_hal_gpio_write(app->m_GpioButtons.pinButtonUp, true);
furi_hal_gpio_write(app->m_GpioButtons.pinButtonDown, true);
furi_hal_gpio_write(app->m_GpioButtons.pinButtonOK, true);
furi_hal_gpio_write(
app->m_GpioButtons.pinButtonBack, false); // GPIO15 - Boot fails if pulled HIGH
#if ENABLE_MODULE_DETECTION
furi_hal_gpio_init(
&gpio_ext_pc0,
GpioModeInput,
GpioPullUp,
GpioSpeedLow); // Connect to the Flipper's ground just to be sure
//furi_hal_gpio_add_int_callback(pinD0, input_isr_d0, this);
app->m_context = WaitingForModule;
#else
#if ENABLE_MODULE_POWER
app->m_context = Initializing;
furi_hal_power_enable_otg();
#else
app->m_context = ModuleActive;
#endif
#endif // ENABLE_MODULE_DETECTION
ValueMutex app_data_mutex;
if(!init_mutex(&app_data_mutex, app, sizeof(SWiFiDeauthApp))) {
DEAUTH_APP_LOG_E("cannot create mutex\r\n");
free(app);
return 255;
}
DEAUTH_APP_LOG_I("Mutex created");
app->m_rx_stream = furi_stream_buffer_alloc(1 * 1024, 1);
//app->m_notification = furi_record_open("notification");
ViewPort* view_port = view_port_alloc();
view_port_draw_callback_set(view_port, esp8266_deauth_module_render_callback, &app_data_mutex);
view_port_input_callback_set(view_port, esp8266_deauth_module_input_callback, event_queue);
// Open GUI and register view_port
Gui* gui = furi_record_open(RECORD_GUI);
gui_add_view_port(gui, view_port, GuiLayerFullscreen);
//notification_message(app->notification, &sequence_set_only_blue_255);
// Enable uart listener
#if DISABLE_CONSOLE
furi_hal_console_disable();
#endif
furi_hal_uart_set_br(FuriHalUartIdUSART1, FLIPPERZERO_SERIAL_BAUD);
furi_hal_uart_set_irq_cb(FuriHalUartIdUSART1, uart_on_irq_cb, app);
DEAUTH_APP_LOG_I("UART Listener created");
app->m_worker_thread = furi_thread_alloc();
furi_thread_set_name(app->m_worker_thread, "WiFiDeauthModuleUARTWorker");
furi_thread_set_stack_size(app->m_worker_thread, 1 * 1024);
furi_thread_set_context(app->m_worker_thread, &app_data_mutex);
furi_thread_set_callback(app->m_worker_thread, uart_worker);
furi_thread_start(app->m_worker_thread);
DEAUTH_APP_LOG_I("UART thread allocated");
SPluginEvent event;
for(bool processing = true; processing;) {
FuriStatus event_status = furi_message_queue_get(event_queue, &event, 100);
SWiFiDeauthApp* app = (SWiFiDeauthApp*)acquire_mutex_block(&app_data_mutex);
#if ENABLE_MODULE_DETECTION
if(!app->m_wifiDeauthModuleAttached) {
if(furi_hal_gpio_read(&gpio_ext_pc0) == false) {
DEAUTH_APP_LOG_I("Module Attached");
app->m_wifiDeauthModuleAttached = true;
#if ENABLE_MODULE_POWER
app->m_context = Initializing;
furi_hal_power_enable_otg();
#else
app->m_context = ModuleActive;
#endif
}
}
#endif // ENABLE_MODULE_DETECTION
if(event_status == FuriStatusOk) {
if(event.m_type == EventTypeKey) {
if(app->m_wifiDeauthModuleInitialized) {
if(app->m_context == ModuleActive) {
switch(event.m_input.key) {
case InputKeyUp:
if(event.m_input.type == InputTypePress) {
DEAUTH_APP_LOG_I("Up Press");
furi_hal_gpio_write(app->m_GpioButtons.pinButtonUp, false);
} else if(event.m_input.type == InputTypeRelease) {
DEAUTH_APP_LOG_I("Up Release");
furi_hal_gpio_write(app->m_GpioButtons.pinButtonUp, true);
}
break;
case InputKeyDown:
if(event.m_input.type == InputTypePress) {
DEAUTH_APP_LOG_I("Down Press");
furi_hal_gpio_write(app->m_GpioButtons.pinButtonDown, false);
} else if(event.m_input.type == InputTypeRelease) {
DEAUTH_APP_LOG_I("Down Release");
furi_hal_gpio_write(app->m_GpioButtons.pinButtonDown, true);
}
break;
case InputKeyOk:
if(event.m_input.type == InputTypePress) {
DEAUTH_APP_LOG_I("OK Press");
furi_hal_gpio_write(app->m_GpioButtons.pinButtonOK, false);
} else if(event.m_input.type == InputTypeRelease) {
DEAUTH_APP_LOG_I("OK Release");
furi_hal_gpio_write(app->m_GpioButtons.pinButtonOK, true);
}
break;
case InputKeyBack:
if(event.m_input.type == InputTypePress) {
DEAUTH_APP_LOG_I("Back Press");
furi_hal_gpio_write(app->m_GpioButtons.pinButtonBack, false);
} else if(event.m_input.type == InputTypeRelease) {
DEAUTH_APP_LOG_I("Back Release");
furi_hal_gpio_write(app->m_GpioButtons.pinButtonBack, true);
} else if(event.m_input.type == InputTypeLong) {
DEAUTH_APP_LOG_I("Back Long");
processing = false;
}
break;
default:
break;
}
}
} else {
if(event.m_input.key == InputKeyBack) {
if(event.m_input.type == InputTypeShort ||
event.m_input.type == InputTypeLong) {
processing = false;
}
}
}
}
} else {
DEAUTH_APP_LOG_D("osMessageQueue: event timeout");
}
#if ENABLE_MODULE_DETECTION
if(app->m_wifiDeauthModuleAttached && furi_hal_gpio_read(&gpio_ext_pc0) == true) {
DEAUTH_APP_LOG_D("Module Disconnected - Exit");
processing = false;
app->m_wifiDeauthModuleAttached = false;
app->m_wifiDeauthModuleInitialized = false;
}
#endif
view_port_update(view_port);
release_mutex(&app_data_mutex, app);
}
DEAUTH_APP_LOG_I("Start exit app");
furi_thread_flags_set(furi_thread_get_id(app->m_worker_thread), WorkerEventStop);
furi_thread_join(app->m_worker_thread);
furi_thread_free(app->m_worker_thread);
DEAUTH_APP_LOG_I("Thread Deleted");
#if DISABLE_CONSOLE
furi_hal_console_enable();
#endif
//*app->m_originalBufferLocation = app->m_originalBuffer;
view_port_enabled_set(view_port, false);
gui_remove_view_port(gui, view_port);
// Close gui record
furi_record_close(RECORD_GUI);
furi_record_close("notification");
app->m_gui = NULL;
view_port_free(view_port);
furi_message_queue_free(event_queue);
furi_stream_buffer_free(app->m_rx_stream);
delete_mutex(&app_data_mutex);
// Free rest
free(app);
DEAUTH_APP_LOG_I("App freed");
#if ENABLE_MODULE_POWER
furi_hal_power_disable_otg();
#endif
return 0;
}
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