Various fixes and improvements (#424)

- Read WiFi provisioning from /data
- Fix for finding apps at /data
- Expose more LVGL functions with TactilityC

Tactility/Source/Tactility.cpp

@@ -283,7 +283,7 @@ void prepareFileSystems() {
 
 void registerApps() {
     registerInternalApps();
-    auto data_apps_path = std::format("{}/apps", file::MOUNT_POINT_DATA);
+    auto data_apps_path = std::format("{}/app", file::MOUNT_POINT_DATA);
     if (file::isDirectory(data_apps_path)) {
         registerInstalledApps(data_apps_path);
     }

Tactility/Source/service/wifi/WifiBootSplashInit.cpp

@@ -1,6 +1,7 @@
 #include "Tactility/service/wifi/WifiBootSplashInit.h"
 #include "Tactility/file/PropertiesFile.h"
 
+#include <Tactility/MountPoints.h>
 #include <Tactility/file/File.h>
 #include <Tactility/Log.h>
 #include <Tactility/service/wifi/WifiApSettings.h>
@@ -80,9 +81,7 @@ static void importWifiAp(const std::string& filePath) {
     }
 }
 
-static void importWifiApSettings(std::shared_ptr<hal::sdcard::SdCardDevice> sdcard) {
+static void importWifiApSettingsFromDir(const std::string& path) {
-    auto path = file::getChildPath(sdcard->getMountPath(), "settings");
-
     std::vector<dirent> dirent_list;
     if (file::scandir(path, dirent_list, [](const dirent* entry) {
         switch (entry->d_type) {
@@ -101,11 +100,12 @@ static void importWifiApSettings(std::shared_ptr<hal::sdcard::SdCardDevice> sdca
             }
         }
     }, nullptr) == 0) {
+        // keep original behavior: if scandir returns 0, give up silently
         return;
     }
 
     if (dirent_list.empty()) {
-        TT_LOG_W(TAG, "No AP files found at %s", sdcard->getMountPath().c_str());
+        TT_LOG_W(TAG, "No AP files found at %s", path.c_str());
         return;
     }
 
@@ -115,8 +115,21 @@ static void importWifiApSettings(std::shared_ptr<hal::sdcard::SdCardDevice> sdca
     }
 }
 
+static void importWifiApSettings(std::shared_ptr<hal::sdcard::SdCardDevice> sdcard) {
+    const std::string settings_path = file::getChildPath(sdcard->getMountPath(), "settings");
+    importWifiApSettingsFromDir(settings_path);
+}
+
+static void importWifiApSettingsFromData() {
+    importWifiApSettingsFromDir(tt::file::MOUNT_POINT_DATA);
+}
+
 void bootSplashInit() {
     getMainDispatcher().dispatch([] {
+        // First import any provisioning files placed on the system data partition.
+        importWifiApSettingsFromData();
+
+        // Then scan attached SD cards as before.
         const auto sdcards = hal::findDevices<hal::sdcard::SdCardDevice>(hal::Device::Type::SdCard);
         for (auto& sdcard : sdcards) {
             if (sdcard->isMounted()) {

TactilityC/Source/tt_init.cpp

@@ -138,6 +138,7 @@ const esp_elfsym main_symbols[] {
     // cstring
     ESP_ELFSYM_EXPORT(strlen),
     ESP_ELFSYM_EXPORT(strcmp),
+    ESP_ELFSYM_EXPORT(strncmp),
     ESP_ELFSYM_EXPORT(strncpy),
     ESP_ELFSYM_EXPORT(strcpy),
     ESP_ELFSYM_EXPORT(strcat),
@@ -388,6 +389,7 @@ const esp_elfsym main_symbols[] {
     ESP_ELFSYM_EXPORT(lv_obj_get_style_layout),
     ESP_ELFSYM_EXPORT(lv_obj_update_layout),
     ESP_ELFSYM_EXPORT(lv_obj_set_scroll_dir),
+    ESP_ELFSYM_EXPORT(lv_obj_scroll_to_view),
     ESP_ELFSYM_EXPORT(lv_obj_set_style_radius),
     ESP_ELFSYM_EXPORT(lv_obj_set_style_border_width),
     ESP_ELFSYM_EXPORT(lv_obj_set_style_border_color),
@@ -540,6 +542,7 @@ const esp_elfsym main_symbols[] {
     ESP_ELFSYM_EXPORT(lv_palette_darken),
     ESP_ELFSYM_EXPORT(lv_palette_lighten),
     // lv_display
+    ESP_ELFSYM_EXPORT(lv_display_get_default),
     ESP_ELFSYM_EXPORT(lv_display_get_horizontal_resolution),
     ESP_ELFSYM_EXPORT(lv_display_get_vertical_resolution),
     ESP_ELFSYM_EXPORT(lv_display_get_physical_horizontal_resolution),
@@ -570,6 +573,29 @@ const esp_elfsym main_symbols[] {
     ESP_ELFSYM_EXPORT(lv_indev_get_key),
     ESP_ELFSYM_EXPORT(lv_indev_get_gesture_dir),
     ESP_ELFSYM_EXPORT(lv_indev_get_state),
+    // lv_timer
+    ESP_ELFSYM_EXPORT(lv_timer_handler),
+    ESP_ELFSYM_EXPORT(lv_timer_handler_run_in_period),
+    ESP_ELFSYM_EXPORT(lv_timer_periodic_handler),
+    ESP_ELFSYM_EXPORT(lv_timer_handler_set_resume_cb),
+    ESP_ELFSYM_EXPORT(lv_timer_create_basic),
+    ESP_ELFSYM_EXPORT(lv_timer_create),
+    ESP_ELFSYM_EXPORT(lv_timer_delete),
+    ESP_ELFSYM_EXPORT(lv_timer_pause),
+    ESP_ELFSYM_EXPORT(lv_timer_resume),
+    ESP_ELFSYM_EXPORT(lv_timer_set_cb),
+    ESP_ELFSYM_EXPORT(lv_timer_set_period),
+    ESP_ELFSYM_EXPORT(lv_timer_ready),
+    ESP_ELFSYM_EXPORT(lv_timer_set_repeat_count),
+    ESP_ELFSYM_EXPORT(lv_timer_set_auto_delete),
+    ESP_ELFSYM_EXPORT(lv_timer_set_user_data),
+    ESP_ELFSYM_EXPORT(lv_timer_reset),
+    ESP_ELFSYM_EXPORT(lv_timer_enable),
+    ESP_ELFSYM_EXPORT(lv_timer_get_idle),
+    ESP_ELFSYM_EXPORT(lv_timer_get_time_until_next),
+    ESP_ELFSYM_EXPORT(lv_timer_get_next),
+    ESP_ELFSYM_EXPORT(lv_timer_get_user_data),
+    ESP_ELFSYM_EXPORT(lv_timer_get_paused),
     // lvgl other
     ESP_ELFSYM_EXPORT(lv_refr_now),
     ESP_ELFSYM_EXPORT(lv_line_create),