flipperzero-firmware/applications/nfc/scenes/nfc_scene_emulate_mifare_classic.c
gornekich d31578508a
[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

65 lines
2.1 KiB
C

#include "../nfc_i.h"
#include <dolphin/dolphin.h>
#define NFC_MF_CLASSIC_DATA_NOT_CHANGED (0UL)
#define NFC_MF_CLASSIC_DATA_CHANGED (1UL)
void nfc_emulate_mifare_classic_worker_callback(NfcWorkerEvent event, void* context) {
UNUSED(event);
Nfc* nfc = context;
scene_manager_set_scene_state(
nfc->scene_manager, NfcSceneEmulateMifareClassic, NFC_MF_CLASSIC_DATA_CHANGED);
}
void nfc_scene_emulate_mifare_classic_on_enter(void* context) {
Nfc* nfc = context;
DOLPHIN_DEED(DolphinDeedNfcEmulate);
// Setup view
Popup* popup = nfc->popup;
if(strcmp(nfc->dev->dev_name, "")) {
nfc_text_store_set(nfc, "%s", nfc->dev->dev_name);
}
popup_set_icon(popup, 0, 3, &I_RFIDDolphinSend_97x61);
popup_set_header(popup, "Emulating\nMf Classic", 56, 31, AlignLeft, AlignTop);
// Setup and start worker
view_dispatcher_switch_to_view(nfc->view_dispatcher, NfcViewPopup);
nfc_worker_start(
nfc->worker,
NfcWorkerStateEmulateMifareClassic,
&nfc->dev->dev_data,
nfc_emulate_mifare_classic_worker_callback,
nfc);
}
bool nfc_scene_emulate_mifare_classic_on_event(void* context, SceneManagerEvent event) {
Nfc* nfc = context;
bool consumed = false;
if(event.type == SceneManagerEventTypeTick) {
notification_message(nfc->notifications, &sequence_blink_blue_10);
consumed = true;
} else if(event.type == SceneManagerEventTypeBack) {
// Stop worker
nfc_worker_stop(nfc->worker);
// Check if data changed and save in shadow file
if(scene_manager_get_scene_state(nfc->scene_manager, NfcSceneEmulateMifareClassic) ==
NFC_MF_CLASSIC_DATA_CHANGED) {
scene_manager_set_scene_state(
nfc->scene_manager, NfcSceneEmulateMifareClassic, NFC_MF_CLASSIC_DATA_NOT_CHANGED);
nfc_device_save_shadow(nfc->dev, nfc->dev->dev_name);
}
consumed = false;
}
return consumed;
}
void nfc_scene_emulate_mifare_classic_on_exit(void* context) {
Nfc* nfc = context;
// Clear view
popup_reset(nfc->popup);
}