[FL-2245] Introduce Mifare Classic Emulation (#1242)

* digital signal: introduce digital signal * nfca: add nfca signal encoder * nfc: add mifare classic emulation scene * nfca: add classic emulation support to lib and hal * mifare classic: support basic read commands * nfc: add mifare classic menu scene * mifare classic: start parsing commands in emulation * mifare classic: add nested auth * nfc: fix errors * mifare classic: add encrypt function * nfc: fix mifare classic save * lib hex: add hex uint64_t ASCII parser * flipper format: add uint64 hex format support * nfc: add mifare classic key map * nfc: hide mifare classic keys on emulation * mifare classic: add NACK responce * nfc: add partial bytes support in transparent mode * nfc: mifare classic add shadow file support * digital signal: move arr buffer from BSS to heap * mifare classic: process access bits more careful * nfca: fix memory leack * nfc: format sources * mifare classic: cleun up Co-authored-by: あく <alleteam@gmail.com>
2022-05-24 17:00:15 +03:00
parent 2017baac48
commit d31578508a
28 changed files with 1150 additions and 28 deletions
--- a/applications/nfc/scenes/nfc_scene_mifare_classic_menu.c
+++ b/applications/nfc/scenes/nfc_scene_mifare_classic_menu.c
@@ -0,0 +1,64 @@
+#include "../nfc_i.h"
+
+enum SubmenuIndex {
+    SubmenuIndexSave,
+    SubmenuIndexEmulate,
+};
+
+void nfc_scene_mifare_classic_menu_submenu_callback(void* context, uint32_t index) {
+    Nfc* nfc = context;
+
+    view_dispatcher_send_custom_event(nfc->view_dispatcher, index);
+}
+
+void nfc_scene_mifare_classic_menu_on_enter(void* context) {
+    Nfc* nfc = context;
+    Submenu* submenu = nfc->submenu;
+
+    submenu_add_item(
+        submenu, "Save", SubmenuIndexSave, nfc_scene_mifare_classic_menu_submenu_callback, nfc);
+    submenu_add_item(
+        submenu,
+        "Emulate",
+        SubmenuIndexEmulate,
+        nfc_scene_mifare_classic_menu_submenu_callback,
+        nfc);
+    submenu_set_selected_item(
+        nfc->submenu, scene_manager_get_scene_state(nfc->scene_manager, NfcSceneMifareUlMenu));
+
+    view_dispatcher_switch_to_view(nfc->view_dispatcher, NfcViewMenu);
+}
+
+bool nfc_scene_mifare_classic_menu_on_event(void* context, SceneManagerEvent event) {
+    Nfc* nfc = context;
+    bool consumed = false;
+
+    if(event.type == SceneManagerEventTypeCustom) {
+        if(event.event == SubmenuIndexSave) {
+            scene_manager_set_scene_state(
+                nfc->scene_manager, NfcSceneMifareUlMenu, SubmenuIndexSave);
+            nfc->dev->format = NfcDeviceSaveFormatMifareClassic;
+            // Clear device name
+            nfc_device_set_name(nfc->dev, "");
+            scene_manager_next_scene(nfc->scene_manager, NfcSceneSaveName);
+            consumed = true;
+        } else if(event.event == SubmenuIndexEmulate) {
+            scene_manager_set_scene_state(
+                nfc->scene_manager, NfcSceneMifareUlMenu, SubmenuIndexEmulate);
+            scene_manager_next_scene(nfc->scene_manager, NfcSceneEmulateMifareClassic);
+            consumed = true;
+        }
+    } else if(event.type == SceneManagerEventTypeBack) {
+        consumed =
+            scene_manager_search_and_switch_to_previous_scene(nfc->scene_manager, NfcSceneStart);
+    }
+
+    return consumed;
+}
+
+void nfc_scene_mifare_classic_menu_on_exit(void* context) {
+    Nfc* nfc = context;
+
+    // Clear view
+    submenu_reset(nfc->submenu);
+}