Add Evil Portal

applications/external/evil_portal/application.fam

@@ -0,0 +1,12 @@
+App(
+    appid="evil_portal",
+    name="[ESP32] Evil Portal",
+    apptype=FlipperAppType.EXTERNAL,
+    entry_point="evil_portal_app",
+    cdefines=["APP_EVIL_PORTAL"],
+    requires=["gui"],
+    stack_size=1 * 1024,
+    order=90,
+    fap_icon="icons/evil_portal_10px.png",
+    fap_category="GPIO",    
+)

applications/external/evil_portal/evil_portal_app.c

@@ -0,0 +1,119 @@
+#include "evil_portal_app_i.h"
+#include "helpers/evil_portal_storage.h"
+
+#include <furi.h>
+#include <furi_hal.h>
+
+static bool evil_portal_app_custom_event_callback(void *context,
+                                                  uint32_t event) {
+  furi_assert(context);
+  Evil_PortalApp *app = context;
+  return scene_manager_handle_custom_event(app->scene_manager, event);
+}
+
+static bool evil_portal_app_back_event_callback(void *context) {
+  furi_assert(context);
+  Evil_PortalApp *app = context;
+  return scene_manager_handle_back_event(app->scene_manager);
+}
+
+static void evil_portal_app_tick_event_callback(void *context) {
+  furi_assert(context);
+  Evil_PortalApp *app = context;
+  scene_manager_handle_tick_event(app->scene_manager);
+}
+
+Evil_PortalApp *evil_portal_app_alloc() {
+  Evil_PortalApp *app = malloc(sizeof(Evil_PortalApp));
+
+  app->sent_html = false;
+  app->sent_ap = false;
+  app->sent_reset = false;
+  app->has_command_queue = false;  
+  app->command_index = 0;
+  app->portal_logs = furi_string_alloc();
+
+  app->gui = furi_record_open(RECORD_GUI);
+
+  app->view_dispatcher = view_dispatcher_alloc();
+  app->scene_manager = scene_manager_alloc(&evil_portal_scene_handlers, app);
+  view_dispatcher_enable_queue(app->view_dispatcher);
+  view_dispatcher_set_event_callback_context(app->view_dispatcher, app);
+
+  view_dispatcher_set_custom_event_callback(
+      app->view_dispatcher, evil_portal_app_custom_event_callback);
+  view_dispatcher_set_navigation_event_callback(
+      app->view_dispatcher, evil_portal_app_back_event_callback);
+  view_dispatcher_set_tick_event_callback(
+      app->view_dispatcher, evil_portal_app_tick_event_callback, 100);
+
+  view_dispatcher_attach_to_gui(app->view_dispatcher, app->gui,
+                                ViewDispatcherTypeFullscreen);
+
+  app->var_item_list = variable_item_list_alloc();
+  view_dispatcher_add_view(app->view_dispatcher, Evil_PortalAppViewVarItemList,
+                           variable_item_list_get_view(app->var_item_list));
+
+  for (int i = 0; i < NUM_MENU_ITEMS; ++i) {
+    app->selected_option_index[i] = 0;
+  }
+
+  app->text_box = text_box_alloc();
+  view_dispatcher_add_view(app->view_dispatcher,
+                           Evil_PortalAppViewConsoleOutput,
+                           text_box_get_view(app->text_box));
+  app->text_box_store = furi_string_alloc();
+  furi_string_reserve(app->text_box_store, EVIL_PORTAL_TEXT_BOX_STORE_SIZE);
+
+  scene_manager_next_scene(app->scene_manager, Evil_PortalSceneStart);
+
+  return app;
+}
+
+void evil_portal_app_free(Evil_PortalApp *app) {  
+
+  // save latest logs
+  if (furi_string_utf8_length(app->portal_logs) > 0) {
+    write_logs(app->portal_logs);
+    furi_string_free(app->portal_logs);
+  }
+
+  // Send reset event to dev board
+  evil_portal_uart_tx((uint8_t *)(RESET_CMD), strlen(RESET_CMD));
+  evil_portal_uart_tx((uint8_t *)("\n"), 1);
+
+  furi_assert(app);
+
+  // Views
+  view_dispatcher_remove_view(app->view_dispatcher,
+                              Evil_PortalAppViewVarItemList);
+  view_dispatcher_remove_view(app->view_dispatcher,
+                              Evil_PortalAppViewConsoleOutput);
+
+  text_box_free(app->text_box);
+  furi_string_free(app->text_box_store);
+
+  // View dispatcher
+  view_dispatcher_free(app->view_dispatcher);
+  scene_manager_free(app->scene_manager);
+
+  evil_portal_uart_free(app->uart);
+
+  // Close records
+  furi_record_close(RECORD_GUI);
+
+  free(app);
+}
+
+int32_t evil_portal_app(void *p) {  
+  UNUSED(p);
+  Evil_PortalApp *evil_portal_app = evil_portal_app_alloc();
+
+  evil_portal_app->uart = evil_portal_uart_init(evil_portal_app);
+
+  view_dispatcher_run(evil_portal_app->view_dispatcher);  
+
+  evil_portal_app_free(evil_portal_app);
+
+  return 0;
+}

applications/external/evil_portal/evil_portal_app.h

@@ -0,0 +1,11 @@
+#pragma once
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct Evil_PortalApp Evil_PortalApp;
+
+#ifdef __cplusplus
+}
+#endif

applications/external/evil_portal/evil_portal_app_i.h

@@ -0,0 +1,60 @@
+#pragma once
+
+#include "evil_portal_app.h"
+#include "evil_portal_custom_event.h"
+#include "evil_portal_uart.h"
+#include "scenes/evil_portal_scene.h"
+
+#include <gui/gui.h>
+#include <gui/modules/text_box.h>
+#include <gui/modules/variable_item_list.h>
+#include <gui/scene_manager.h>
+#include <gui/view_dispatcher.h>
+
+#define NUM_MENU_ITEMS (4)
+
+#define EVIL_PORTAL_TEXT_BOX_STORE_SIZE (4096)
+#define UART_CH (FuriHalUartIdUSART1)
+
+#define SET_HTML_CMD "sethtml"
+#define SET_AP_CMD "setap"
+#define RESET_CMD "reset"
+
+struct Evil_PortalApp {
+  Gui *gui;
+  ViewDispatcher *view_dispatcher;
+  SceneManager *scene_manager;
+
+  FuriString* portal_logs;
+  const char *command_queue[1];
+  int command_index;
+  bool has_command_queue;
+
+  FuriString *text_box_store;
+  size_t text_box_store_strlen;
+  TextBox *text_box;
+
+  VariableItemList *var_item_list;
+  Evil_PortalUart *uart;
+
+  int selected_menu_index;
+  int selected_option_index[NUM_MENU_ITEMS];
+  const char *selected_tx_string;
+  bool is_command;
+  bool is_custom_tx_string;
+  bool focus_console_start;
+  bool show_stopscan_tip;
+  bool sent_ap;
+  bool sent_html;
+  bool sent_reset;
+  int BAUDRATE;
+
+  uint8_t *index_html;
+  uint8_t *ap_name;
+};
+
+typedef enum {
+  Evil_PortalAppViewVarItemList,
+  Evil_PortalAppViewConsoleOutput,
+  Evil_PortalAppViewStartPortal,
+} Evil_PortalAppView;

applications/external/evil_portal/evil_portal_custom_event.h

@@ -0,0 +1,8 @@
+#pragma once
+
+typedef enum {
+  Evil_PortalEventRefreshConsoleOutput = 0,
+  Evil_PortalEventStartConsole,
+  Evil_PortalEventStartKeyboard,
+  Evil_PortalEventStartPortal,
+} Evil_PortalCustomEvent;

applications/external/evil_portal/evil_portal_uart.c

@@ -0,0 +1,147 @@
+#include "evil_portal_app_i.h"
+#include "evil_portal_uart.h"
+#include "helpers/evil_portal_storage.h"
+
+struct Evil_PortalUart {
+  Evil_PortalApp *app;
+  FuriThread *rx_thread;
+  FuriStreamBuffer *rx_stream;
+  uint8_t rx_buf[RX_BUF_SIZE + 1];
+  void (*handle_rx_data_cb)(uint8_t *buf, size_t len, void *context);
+};
+
+typedef enum {
+  WorkerEvtStop = (1 << 0),
+  WorkerEvtRxDone = (1 << 1),
+} WorkerEvtFlags;
+
+void evil_portal_uart_set_handle_rx_data_cb(
+    Evil_PortalUart *uart,
+    void (*handle_rx_data_cb)(uint8_t *buf, size_t len, void *context)) {
+  furi_assert(uart);
+  uart->handle_rx_data_cb = handle_rx_data_cb;
+}
+
+#define WORKER_ALL_RX_EVENTS (WorkerEvtStop | WorkerEvtRxDone)
+
+void evil_portal_uart_on_irq_cb(UartIrqEvent ev, uint8_t data, void *context) {
+  Evil_PortalUart *uart = (Evil_PortalUart *)context;
+
+  if (ev == UartIrqEventRXNE) {
+    furi_stream_buffer_send(uart->rx_stream, &data, 1, 0);
+    furi_thread_flags_set(furi_thread_get_id(uart->rx_thread), WorkerEvtRxDone);
+  }
+}
+
+static int32_t uart_worker(void *context) {
+  Evil_PortalUart *uart = (void *)context;
+
+  while (1) {
+
+    uint32_t events = furi_thread_flags_wait(WORKER_ALL_RX_EVENTS,
+                                             FuriFlagWaitAny, FuriWaitForever);
+    furi_check((events & FuriFlagError) == 0);
+    if (events & WorkerEvtStop)
+      break;
+    if (events & WorkerEvtRxDone) {
+      size_t len = furi_stream_buffer_receive(uart->rx_stream, uart->rx_buf,
+                                              RX_BUF_SIZE, 0);
+
+      if (len > 0) {
+        if (uart->handle_rx_data_cb) {
+          uart->handle_rx_data_cb(uart->rx_buf, len, uart->app);
+
+          if (uart->app->has_command_queue) {
+            if (uart->app->command_index < 1) {
+              if (0 ==
+                  strncmp(SET_AP_CMD,
+                          uart->app->command_queue[uart->app->command_index],
+                          strlen(SET_AP_CMD))) {
+                FuriString *out_data = furi_string_alloc();
+
+                furi_string_cat(out_data, "setap=");
+                furi_string_cat(out_data, (char *)uart->app->ap_name);
+
+                evil_portal_uart_tx((uint8_t *)(furi_string_get_cstr(out_data)),
+                                    strlen(furi_string_get_cstr(out_data)));
+                evil_portal_uart_tx((uint8_t *)("\n"), 1);
+
+                uart->app->sent_ap = true;
+
+                free(out_data);
+                free(uart->app->ap_name);
+              }
+
+              uart->app->command_index = 0;
+              uart->app->has_command_queue = false;
+              uart->app->command_queue[0] = "";
+            }
+          }
+
+          if (uart->app->sent_reset == false) {
+            furi_string_cat(uart->app->portal_logs, (char *)uart->rx_buf);
+          }
+
+          if (furi_string_utf8_length(uart->app->portal_logs) > 4000) {
+            write_logs(uart->app->portal_logs);
+            furi_string_reset(uart->app->portal_logs);
+          }
+        } else {          
+          uart->rx_buf[len] = '\0';
+          if (uart->app->sent_reset == false) {
+            furi_string_cat(uart->app->portal_logs, (char *)uart->rx_buf);
+          }
+
+          if (furi_string_utf8_length(uart->app->portal_logs) > 4000) {
+            write_logs(uart->app->portal_logs);
+            furi_string_reset(uart->app->portal_logs);
+          }
+        }
+      } 
+    }
+  }
+
+  furi_stream_buffer_free(uart->rx_stream);
+
+  return 0;
+}
+
+void evil_portal_uart_tx(uint8_t *data, size_t len) {
+  furi_hal_uart_tx(UART_CH, data, len);
+}
+
+Evil_PortalUart *evil_portal_uart_init(Evil_PortalApp *app) {
+  Evil_PortalUart *uart = malloc(sizeof(Evil_PortalUart));
+  uart->app = app;
+  // Init all rx stream and thread early to avoid crashes
+  uart->rx_stream = furi_stream_buffer_alloc(RX_BUF_SIZE, 1);
+  uart->rx_thread = furi_thread_alloc();
+  furi_thread_set_name(uart->rx_thread, "Evil_PortalUartRxThread");
+  furi_thread_set_stack_size(uart->rx_thread, 1024);
+  furi_thread_set_context(uart->rx_thread, uart);
+  furi_thread_set_callback(uart->rx_thread, uart_worker);
+
+  furi_thread_start(uart->rx_thread);
+
+  furi_hal_console_disable();
+  if (app->BAUDRATE == 0) {
+    app->BAUDRATE = 115200;
+  }
+  furi_hal_uart_set_br(UART_CH, app->BAUDRATE);
+  furi_hal_uart_set_irq_cb(UART_CH, evil_portal_uart_on_irq_cb, uart);
+
+  return uart;
+}
+
+void evil_portal_uart_free(Evil_PortalUart *uart) {
+  furi_assert(uart);
+
+  furi_thread_flags_set(furi_thread_get_id(uart->rx_thread), WorkerEvtStop);
+  furi_thread_join(uart->rx_thread);
+  furi_thread_free(uart->rx_thread);
+
+  furi_hal_uart_set_irq_cb(UART_CH, NULL, NULL);
+  furi_hal_console_enable();
+
+  free(uart);
+}

applications/external/evil_portal/evil_portal_uart.h

@@ -0,0 +1,14 @@
+#pragma once
+
+#include "furi_hal.h"
+
+#define RX_BUF_SIZE (320)
+
+typedef struct Evil_PortalUart Evil_PortalUart;
+
+void evil_portal_uart_set_handle_rx_data_cb(
+    Evil_PortalUart *uart,
+    void (*handle_rx_data_cb)(uint8_t *buf, size_t len, void *context));
+void evil_portal_uart_tx(uint8_t *data, size_t len);
+Evil_PortalUart *evil_portal_uart_init(Evil_PortalApp *app);
+void evil_portal_uart_free(Evil_PortalUart *uart);

applications/external/evil_portal/helpers/evil_portal_storage.c

@@ -0,0 +1,118 @@
+#include "evil_portal_storage.h"
+
+static Storage *evil_portal_open_storage() {
+  return furi_record_open(RECORD_STORAGE);
+}
+
+static void evil_portal_close_storage() { furi_record_close(RECORD_STORAGE); }
+
+void evil_portal_read_index_html(void *context) {
+
+  Evil_PortalApp *app = context;
+  Storage *storage = evil_portal_open_storage();
+  FileInfo fi;
+
+  if (storage_common_stat(storage, EVIL_PORTAL_INDEX_SAVE_PATH, &fi) ==
+      FSE_OK) {
+    File *index_html = storage_file_alloc(storage);
+    if (storage_file_open(index_html, EVIL_PORTAL_INDEX_SAVE_PATH, FSAM_READ,
+                          FSOM_OPEN_EXISTING)) {
+      app->index_html = malloc((size_t)fi.size);
+      uint8_t *buf_ptr = app->index_html;
+      size_t read = 0;
+      while (read < fi.size) {
+        size_t to_read = fi.size - read;
+        if (to_read > UINT16_MAX)
+          to_read = UINT16_MAX;
+        uint16_t now_read =
+            storage_file_read(index_html, buf_ptr, (uint16_t)to_read);
+        read += now_read;
+        buf_ptr += now_read;
+      }
+      free(buf_ptr);
+    }
+    storage_file_close(index_html);
+    storage_file_free(index_html);
+  } else {
+    char *html_error =
+        "<b>Evil portal</b><br>Unable to read the html file.<br>"
+        "Is the SD Card set up correctly? <br>See instructions @ "
+        "github.com/bigbrodude6119/flipper-zero-evil-portal<br>"
+        "Under the 'Install pre-built app on the flipper' section.";
+    app->index_html = (uint8_t *)html_error;
+  }
+
+  evil_portal_close_storage();
+}
+
+void evil_portal_read_ap_name(void *context) {
+  Evil_PortalApp *app = context;
+  Storage *storage = evil_portal_open_storage();
+  FileInfo fi;
+
+  if (storage_common_stat(storage, EVIL_PORTAL_AP_SAVE_PATH, &fi) == FSE_OK) {
+    File *ap_name = storage_file_alloc(storage);
+    if (storage_file_open(ap_name, EVIL_PORTAL_AP_SAVE_PATH, FSAM_READ,
+                          FSOM_OPEN_EXISTING)) {
+      app->ap_name = malloc((size_t)fi.size);
+      uint8_t *buf_ptr = app->ap_name;
+      size_t read = 0;
+      while (read < fi.size) {
+        size_t to_read = fi.size - read;
+        if (to_read > UINT16_MAX)
+          to_read = UINT16_MAX;
+        uint16_t now_read =
+            storage_file_read(ap_name, buf_ptr, (uint16_t)to_read);
+        read += now_read;
+        buf_ptr += now_read;
+      }
+      free(buf_ptr);
+    }
+    storage_file_close(ap_name);
+    storage_file_free(ap_name);
+  } else {
+    char *app_default = "Evil Portal";
+    app->ap_name = (uint8_t *)app_default;
+  }
+  evil_portal_close_storage();
+}
+
+char *sequential_file_resolve_path(Storage *storage, const char *dir,
+                                   const char *prefix, const char *extension) {
+  if (storage == NULL || dir == NULL || prefix == NULL || extension == NULL) {
+    return NULL;
+  }
+
+  char file_path[256];
+  int file_index = 0;
+
+  do {
+    if (snprintf(file_path, sizeof(file_path), "%s/%s_%d.%s", dir, prefix,
+                 file_index, extension) < 0) {
+      return NULL;
+    }
+    file_index++;
+  } while (storage_file_exists(storage, file_path));
+
+  return strdup(file_path);
+}
+
+void write_logs(FuriString *portal_logs) {
+  Storage *storage = evil_portal_open_storage();
+
+  if (!storage_file_exists(storage, EVIL_PORTAL_LOG_SAVE_PATH)) {
+    storage_simply_mkdir(storage, EVIL_PORTAL_LOG_SAVE_PATH);
+  }
+
+  char *seq_file_path = sequential_file_resolve_path(
+      storage, EVIL_PORTAL_LOG_SAVE_PATH, "log", "txt");
+
+  File *file = storage_file_alloc(storage);
+
+  if (storage_file_open(file, seq_file_path, FSAM_WRITE, FSOM_CREATE_ALWAYS)) {
+    storage_file_write(file, furi_string_get_cstr(portal_logs), furi_string_utf8_length(portal_logs));
+  }
+  storage_file_close(file);
+  storage_file_free(file);
+  evil_portal_close_storage();
+}

applications/external/evil_portal/helpers/evil_portal_storage.h

@@ -0,0 +1,17 @@
+#include "../evil_portal_app_i.h"
+#include <flipper_format/flipper_format_i.h>
+#include <lib/toolbox/stream/file_stream.h>
+#include <stdlib.h>
+#include <storage/storage.h>
+#include <string.h>
+
+#define PORTAL_FILE_DIRECTORY_PATH EXT_PATH("apps_data/evil_portal")
+#define EVIL_PORTAL_INDEX_SAVE_PATH PORTAL_FILE_DIRECTORY_PATH "/index.html"
+#define EVIL_PORTAL_AP_SAVE_PATH PORTAL_FILE_DIRECTORY_PATH "/ap.config.txt"
+#define EVIL_PORTAL_LOG_SAVE_PATH PORTAL_FILE_DIRECTORY_PATH "/logs"
+
+void evil_portal_read_index_html(void *context);
+void evil_portal_read_ap_name(void *context);
+void write_logs(FuriString* portal_logs);
+char *sequential_file_resolve_path(Storage *storage, const char *dir,
+                                   const char *prefix, const char *extension);

applications/external/evil_portal/scenes/evil_portal_scene.c

@@ -0,0 +1,31 @@
+#include "evil_portal_scene.h"
+
+// Generate scene on_enter handlers array
+#define ADD_SCENE(prefix, name, id) prefix##_scene_##name##_on_enter,
+void (*const evil_portal_scene_on_enter_handlers[])(void *) = {
+#include "evil_portal_scene_config.h"
+};
+#undef ADD_SCENE
+
+// Generate scene on_event handlers array
+#define ADD_SCENE(prefix, name, id) prefix##_scene_##name##_on_event,
+bool (*const evil_portal_scene_on_event_handlers[])(void *context,
+                                                    SceneManagerEvent event) = {
+#include "evil_portal_scene_config.h"
+};
+#undef ADD_SCENE
+
+// Generate scene on_exit handlers array
+#define ADD_SCENE(prefix, name, id) prefix##_scene_##name##_on_exit,
+void (*const evil_portal_scene_on_exit_handlers[])(void *context) = {
+#include "evil_portal_scene_config.h"
+};
+#undef ADD_SCENE
+
+// Initialize scene handlers configuration structure
+const SceneManagerHandlers evil_portal_scene_handlers = {
+    .on_enter_handlers = evil_portal_scene_on_enter_handlers,
+    .on_event_handlers = evil_portal_scene_on_event_handlers,
+    .on_exit_handlers = evil_portal_scene_on_exit_handlers,
+    .scene_num = Evil_PortalSceneNum,
+};

applications/external/evil_portal/scenes/evil_portal_scene.h

@@ -0,0 +1,31 @@
+#pragma once
+
+#include <gui/scene_manager.h>
+
+// Generate scene id and total number
+#define ADD_SCENE(prefix, name, id) Evil_PortalScene##id,
+typedef enum {
+#include "evil_portal_scene_config.h"
+  Evil_PortalSceneNum,
+} Evil_PortalScene;
+#undef ADD_SCENE
+
+extern const SceneManagerHandlers evil_portal_scene_handlers;
+
+// Generate scene on_enter handlers declaration
+#define ADD_SCENE(prefix, name, id)                                            \
+  void prefix##_scene_##name##_on_enter(void *);
+#include "evil_portal_scene_config.h"
+#undef ADD_SCENE
+
+// Generate scene on_event handlers declaration
+#define ADD_SCENE(prefix, name, id)                                            \
+  bool prefix##_scene_##name##_on_event(void *context, SceneManagerEvent event);
+#include "evil_portal_scene_config.h"
+#undef ADD_SCENE
+
+// Generate scene on_exit handlers declaration
+#define ADD_SCENE(prefix, name, id)                                            \
+  void prefix##_scene_##name##_on_exit(void *context);
+#include "evil_portal_scene_config.h"
+#undef ADD_SCENE

applications/external/evil_portal/scenes/evil_portal_scene_config.h

@@ -0,0 +1,2 @@
+ADD_SCENE(evil_portal, start, Start)
+ADD_SCENE(evil_portal, console_output, ConsoleOutput)

applications/external/evil_portal/scenes/evil_portal_scene_console_output.c

@@ -0,0 +1,157 @@
+#include "../evil_portal_app_i.h"
+#include "../helpers/evil_portal_storage.h"
+
+void evil_portal_console_output_handle_rx_data_cb(uint8_t *buf, size_t len,
+                                                  void *context) {
+  furi_assert(context);
+  Evil_PortalApp *app = context;
+
+  // If text box store gets too big, then truncate it
+  app->text_box_store_strlen += len;
+  if (app->text_box_store_strlen >= EVIL_PORTAL_TEXT_BOX_STORE_SIZE - 1) {
+    furi_string_right(app->text_box_store, app->text_box_store_strlen / 2);
+    app->text_box_store_strlen = furi_string_size(app->text_box_store) + len;
+  }
+
+  // Null-terminate buf and append to text box store
+  buf[len] = '\0';
+  furi_string_cat_printf(app->text_box_store, "%s", buf);
+
+  view_dispatcher_send_custom_event(app->view_dispatcher,
+                                    Evil_PortalEventRefreshConsoleOutput);
+}
+
+void evil_portal_scene_console_output_on_enter(void *context) {
+  Evil_PortalApp *app = context;
+
+  TextBox *text_box = app->text_box;
+  text_box_reset(app->text_box);
+  text_box_set_font(text_box, TextBoxFontText);
+  if (app->focus_console_start) {
+    text_box_set_focus(text_box, TextBoxFocusStart);
+  } else {
+    text_box_set_focus(text_box, TextBoxFocusEnd);
+  }
+
+  if (app->is_command) {
+    furi_string_reset(app->text_box_store);
+    app->text_box_store_strlen = 0;
+    app->sent_reset = false;
+
+    if (0 == strncmp("help", app->selected_tx_string, strlen("help"))) {
+      const char *help_msg =
+          "BLUE = Waiting\nGREEN = Good\nRED = Bad\n\nThis project is a "
+          "WIP.\ngithub.com/bigbrodude6119/flipper-zero-evil-portal\n\n"
+          "Version 0.0.2\n\n";
+      furi_string_cat_str(app->text_box_store, help_msg);
+      app->text_box_store_strlen += strlen(help_msg);
+      if (app->show_stopscan_tip) {
+        const char *msg = "Press BACK to return\n";
+        furi_string_cat_str(app->text_box_store, msg);
+        app->text_box_store_strlen += strlen(msg);
+      }
+    }
+
+    if (0 == strncmp("savelogs", app->selected_tx_string, strlen("savelogs"))) {
+      const char *help_msg = "Logs saved.\n\n";
+      furi_string_cat_str(app->text_box_store, help_msg);
+      app->text_box_store_strlen += strlen(help_msg);
+      write_logs(app->portal_logs);
+      furi_string_reset(app->portal_logs);
+      if (app->show_stopscan_tip) {
+        const char *msg = "Press BACK to return\n";
+        furi_string_cat_str(app->text_box_store, msg);
+        app->text_box_store_strlen += strlen(msg);
+      }
+    }
+
+    if (0 ==
+        strncmp(SET_HTML_CMD, app->selected_tx_string, strlen(SET_HTML_CMD))) {
+      app->command_queue[0] = SET_AP_CMD;
+      app->has_command_queue = true;
+      app->command_index = 0;
+      if (app->show_stopscan_tip) {
+        const char *msg =
+            "Starting portal\nIf no response press\nBACK to return\n";
+        furi_string_cat_str(app->text_box_store, msg);
+        app->text_box_store_strlen += strlen(msg);
+      }
+    }
+
+    if (0 == strncmp(RESET_CMD, app->selected_tx_string, strlen(RESET_CMD))) {
+      app->sent_reset = true;
+      if (app->show_stopscan_tip) {
+        const char *msg = "Reseting portal\nPress BACK to return\n\n\n\n";
+        furi_string_cat_str(app->text_box_store, msg);
+        app->text_box_store_strlen += strlen(msg);
+      }
+    }
+  }
+
+  text_box_set_text(app->text_box, furi_string_get_cstr(app->text_box_store));
+
+  scene_manager_set_scene_state(app->scene_manager,
+                                Evil_PortalSceneConsoleOutput, 0);
+  view_dispatcher_switch_to_view(app->view_dispatcher,
+                                 Evil_PortalAppViewConsoleOutput);
+
+  // Register callback to receive data
+  evil_portal_uart_set_handle_rx_data_cb(
+      app->uart, evil_portal_console_output_handle_rx_data_cb);
+
+  if (app->is_command && app->selected_tx_string) {
+    if (0 ==
+        strncmp(SET_HTML_CMD, app->selected_tx_string, strlen(SET_HTML_CMD))) {
+      evil_portal_read_index_html(context);
+
+      FuriString *data = furi_string_alloc();
+      furi_string_cat(data, "sethtml=");
+      furi_string_cat(data, (char *)app->index_html);
+
+      evil_portal_uart_tx((uint8_t *)(furi_string_get_cstr(data)),
+                          strlen(furi_string_get_cstr(data)));
+      evil_portal_uart_tx((uint8_t *)("\n"), 1);
+
+      app->sent_html = true;
+
+      free(data);
+      free(app->index_html);
+
+      evil_portal_read_ap_name(context);
+    } else if (0 ==
+               strncmp(RESET_CMD, app->selected_tx_string, strlen(RESET_CMD))) {
+      app->sent_html = false;
+      app->sent_ap = false;
+      evil_portal_uart_tx((uint8_t *)(app->selected_tx_string),
+                          strlen(app->selected_tx_string));
+      evil_portal_uart_tx((uint8_t *)("\n"), 1);
+    } else if (1 == strncmp("help", app->selected_tx_string, strlen("help"))) {
+      evil_portal_uart_tx((uint8_t *)(app->selected_tx_string),
+                          strlen(app->selected_tx_string));
+      evil_portal_uart_tx((uint8_t *)("\n"), 1);
+    }
+  }
+}
+
+bool evil_portal_scene_console_output_on_event(void *context,
+                                               SceneManagerEvent event) {
+  Evil_PortalApp *app = context;
+
+  bool consumed = false;
+
+  if (event.type == SceneManagerEventTypeCustom) {
+    text_box_set_text(app->text_box, furi_string_get_cstr(app->text_box_store));
+    consumed = true;
+  } else if (event.type == SceneManagerEventTypeTick) {
+    consumed = true;
+  }
+
+  return consumed;
+}
+
+void evil_portal_scene_console_output_on_exit(void *context) {
+  Evil_PortalApp *app = context;
+
+  // Unregister rx callback
+  evil_portal_uart_set_handle_rx_data_cb(app->uart, NULL);
+}

applications/external/evil_portal/scenes/evil_portal_scene_start.c

@@ -0,0 +1,158 @@
+#include "../evil_portal_app_i.h"
+
+// For each command, define whether additional arguments are needed
+// (enabling text input to fill them out), and whether the console
+// text box should focus at the start of the output or the end
+typedef enum { NO_ARGS = 0, INPUT_ARGS, TOGGLE_ARGS } InputArgs;
+
+typedef enum {
+  FOCUS_CONSOLE_END = 0,
+  FOCUS_CONSOLE_START,
+  FOCUS_CONSOLE_TOGGLE
+} FocusConsole;
+
+#define SHOW_STOPSCAN_TIP (true)
+#define NO_TIP (false)
+
+#define MAX_OPTIONS (9)
+typedef struct {
+  const char *item_string;
+  const char *options_menu[MAX_OPTIONS];
+  int num_options_menu;
+  const char *actual_commands[MAX_OPTIONS];
+  InputArgs needs_keyboard;
+  FocusConsole focus_console;
+  bool show_stopscan_tip;
+} Evil_PortalItem;
+
+// NUM_MENU_ITEMS defined in evil_portal_app_i.h - if you add an entry here,
+// increment it!
+const Evil_PortalItem items[NUM_MENU_ITEMS] = {
+    // send command
+    {"Start portal",
+     {""},
+     1,
+     {SET_HTML_CMD},
+     NO_ARGS,
+     FOCUS_CONSOLE_END,
+     SHOW_STOPSCAN_TIP},
+
+    // stop portal
+    {"Stop portal", {""}, 1, {RESET_CMD}, NO_ARGS, FOCUS_CONSOLE_START, SHOW_STOPSCAN_TIP},
+
+    // console
+    {"Save logs",
+     {""},
+     1,
+     {"savelogs"},
+     NO_ARGS,
+     FOCUS_CONSOLE_START,
+     SHOW_STOPSCAN_TIP},
+
+    // help
+    {"Help",
+     {""},
+     1,
+     {"help"},
+     NO_ARGS,
+     FOCUS_CONSOLE_START,
+     SHOW_STOPSCAN_TIP},
+};
+
+static void evil_portal_scene_start_var_list_enter_callback(void *context,
+                                                            uint32_t index) {
+  furi_assert(context);
+  Evil_PortalApp *app = context;
+
+  furi_assert(index < NUM_MENU_ITEMS);
+  const Evil_PortalItem *item = &items[index];
+
+  const int selected_option_index = app->selected_option_index[index];
+  furi_assert(selected_option_index < item->num_options_menu);
+  app->selected_tx_string = item->actual_commands[selected_option_index];
+  app->is_command = true;
+  app->is_custom_tx_string = false;
+  app->selected_menu_index = index;
+  app->focus_console_start = (item->focus_console == FOCUS_CONSOLE_TOGGLE)
+                                 ? (selected_option_index == 0)
+                                 : item->focus_console;
+  app->show_stopscan_tip = item->show_stopscan_tip;
+
+  view_dispatcher_send_custom_event(app->view_dispatcher,
+                                    Evil_PortalEventStartConsole);
+}
+
+static void
+evil_portal_scene_start_var_list_change_callback(VariableItem *item) {
+  furi_assert(item);
+
+  Evil_PortalApp *app = variable_item_get_context(item);
+  furi_assert(app);
+
+  const Evil_PortalItem *menu_item = &items[app->selected_menu_index];
+  uint8_t item_index = variable_item_get_current_value_index(item);
+  furi_assert(item_index < menu_item->num_options_menu);
+  variable_item_set_current_value_text(item,
+                                       menu_item->options_menu[item_index]);
+  app->selected_option_index[app->selected_menu_index] = item_index;
+}
+
+void evil_portal_scene_start_on_enter(void *context) {
+  Evil_PortalApp *app = context;
+  VariableItemList *var_item_list = app->var_item_list;
+
+  variable_item_list_set_enter_callback(
+      var_item_list, evil_portal_scene_start_var_list_enter_callback, app);
+
+  VariableItem *item;
+  for (int i = 0; i < NUM_MENU_ITEMS; ++i) {
+    item = variable_item_list_add(
+        var_item_list, items[i].item_string, items[i].num_options_menu,
+        evil_portal_scene_start_var_list_change_callback, app);
+    variable_item_set_current_value_index(item, app->selected_option_index[i]);
+    variable_item_set_current_value_text(
+        item, items[i].options_menu[app->selected_option_index[i]]);
+  }
+
+  variable_item_list_set_selected_item(
+      var_item_list,
+      scene_manager_get_scene_state(app->scene_manager, Evil_PortalSceneStart));
+
+  view_dispatcher_switch_to_view(app->view_dispatcher,
+                                 Evil_PortalAppViewVarItemList);
+}
+
+bool evil_portal_scene_start_on_event(void *context, SceneManagerEvent event) {
+  UNUSED(context);
+  Evil_PortalApp *app = context;
+  bool consumed = false;
+
+  if (event.type == SceneManagerEventTypeCustom) {
+    if (event.event == Evil_PortalEventStartPortal) {
+      scene_manager_set_scene_state(app->scene_manager, Evil_PortalSceneStart,
+                                    app->selected_menu_index);
+      scene_manager_next_scene(app->scene_manager,
+                               Evil_PortalAppViewStartPortal);
+    } else if (event.event == Evil_PortalEventStartKeyboard) {
+      scene_manager_set_scene_state(app->scene_manager, Evil_PortalSceneStart,
+                                    app->selected_menu_index);
+    } else if (event.event == Evil_PortalEventStartConsole) {
+      scene_manager_set_scene_state(app->scene_manager, Evil_PortalSceneStart,
+                                    app->selected_menu_index);
+      scene_manager_next_scene(app->scene_manager,
+                               Evil_PortalAppViewConsoleOutput);
+    }
+    consumed = true;
+  } else if (event.type == SceneManagerEventTypeTick) {
+    app->selected_menu_index =
+        variable_item_list_get_selected_item_index(app->var_item_list);
+    consumed = true;
+  }
+
+  return consumed;
+}
+
+void evil_portal_scene_start_on_exit(void *context) {
+  Evil_PortalApp *app = context;
+  variable_item_list_reset(app->var_item_list);
+}