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[FL-2701], [FL-2702], [FL-2699] NFC fixes (#1478)

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* nfc: change read scene views
* nfc: rework return after save success
* nfc: add fallback to read UID of unrecognized iso14443-3
* nfc: show mifare desfire on read success
* nfc: add restore original confirm scene
* nfc: fix icon name
* nfc: clear 6 bit in SAK to emulate 14443-4 uids
* nfc: don't change original sak
This commit is contained in:
gornekich 2022-07-28 15:34:28 +03:00 committed by GitHub
parent b6e52e979d
commit c40e8811d6
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GPG Key ID: 4AEE18F83AFDEB23
11 changed files with 98 additions and 33 deletions
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1
applications/nfc/scenes/nfc_scene_config.h
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@ -30,6 +30,7 @@ ADD_SCENE(nfc, emulate_apdu_sequence, EmulateApduSequence)
ADD_SCENE(nfc, device_info, DeviceInfo)
ADD_SCENE(nfc, delete, Delete)
ADD_SCENE(nfc, delete_success, DeleteSuccess)
ADD_SCENE(nfc, restore_original_confirm, RestoreOriginalConfirm)
ADD_SCENE(nfc, restore_original, RestoreOriginal)
ADD_SCENE(nfc, debug, Debug)
ADD_SCENE(nfc, field, Field)

14
applications/nfc/scenes/nfc_scene_mf_desfire_read_success.c
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@ -34,18 +34,12 @@ void nfc_scene_mf_desfire_read_success_on_enter(void* context) {
}
}
// TODO rework info view
nfc_text_store_set(
nfc,
"UID: %02X %02X %02X %02X %02X %02X %02X\n" NFC_SCENE_READ_SUCCESS_SHIFT
"%d%s bytes\n" NFC_SCENE_READ_SUCCESS_SHIFT "%d bytes free\n"
"%d application%s, %d file%s",
data->version.uid[0],
data->version.uid[1],
data->version.uid[2],
data->version.uid[3],
data->version.uid[4],
data->version.uid[5],
data->version.uid[6],
NFC_SCENE_READ_SUCCESS_SHIFT "Mifare DESFire\n" NFC_SCENE_READ_SUCCESS_SHIFT
"%d%s bytes\n" NFC_SCENE_READ_SUCCESS_SHIFT "%d bytes free\n"
"%d application%s, %d file%s",
1 << (data->version.sw_storage >> 1),
(data->version.sw_storage & 1) ? "+" : "",
data->free_memory ? data->free_memory->bytes : 0,

9
applications/nfc/scenes/nfc_scene_read.c
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@ -23,12 +23,15 @@ void nfc_scene_read_set_state(Nfc* nfc, NfcSceneReadState state) {
uint32_t curr_state = scene_manager_get_scene_state(nfc->scene_manager, NfcSceneRead);
if(curr_state != state) {
if(state == NfcSceneReadStateDetecting) {
popup_set_header(nfc->popup, "Detecting\nNFC card", 90, 24, AlignCenter, AlignTop);
popup_set_icon(nfc->popup, 5, 7, &I_NFC_manual);
popup_reset(nfc->popup);
popup_set_text(
nfc->popup, "Apply card to\nFlipper's back", 97, 24, AlignCenter, AlignTop);
popup_set_icon(nfc->popup, 0, 8, &I_NFC_manual);
} else if(state == NfcSceneReadStateReading) {
popup_reset(nfc->popup);
popup_set_header(
nfc->popup, "Reading card\nDon't move...", 85, 24, AlignCenter, AlignTop);
popup_set_icon(nfc->popup, 19, 23, &A_Loading_24);
popup_set_icon(nfc->popup, 12, 23, &A_Loading_24);
}
scene_manager_set_scene_state(nfc->scene_manager, NfcSceneRead, state);
}

8
applications/nfc/scenes/nfc_scene_restore_original.c
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@ -25,7 +25,13 @@ bool nfc_scene_restore_original_on_event(void* context, SceneManagerEvent event)
if(event.type == SceneManagerEventTypeCustom) {
if(event.event == NfcCustomEventViewExit) {
consumed = scene_manager_previous_scene(nfc->scene_manager);
if(scene_manager_has_previous_scene(nfc->scene_manager, NfcSceneSavedMenu)) {
consumed = scene_manager_search_and_switch_to_previous_scene(
nfc->scene_manager, NfcSceneSavedMenu);
} else {
consumed = scene_manager_search_and_switch_to_previous_scene(
nfc->scene_manager, NfcSceneStart);
}
}
}
return consumed;

53
applications/nfc/scenes/nfc_scene_restore_original_confirm.c Normal file
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@ -0,0 +1,53 @@
#include "../nfc_i.h"
void nfc_scene_restore_original_confirm_dialog_callback(DialogExResult result, void* context) {
Nfc* nfc = context;
view_dispatcher_send_custom_event(nfc->view_dispatcher, result);
}
void nfc_scene_restore_original_confirm_on_enter(void* context) {
Nfc* nfc = context;
DialogEx* dialog_ex = nfc->dialog_ex;
dialog_ex_set_header(dialog_ex, "Restore card data?", 64, 0, AlignCenter, AlignTop);
dialog_ex_set_icon(dialog_ex, 5, 15, &I_Restoring);
dialog_ex_set_text(
dialog_ex, "It will be returned\nto its original state.", 47, 21, AlignLeft, AlignTop);
dialog_ex_set_left_button_text(dialog_ex, "Cancel");
dialog_ex_set_right_button_text(dialog_ex, "Restore");
dialog_ex_set_context(dialog_ex, nfc);
dialog_ex_set_result_callback(dialog_ex, nfc_scene_restore_original_confirm_dialog_callback);
view_dispatcher_switch_to_view(nfc->view_dispatcher, NfcViewDialogEx);
}
bool nfc_scene_restore_original_confirm_on_event(void* context, SceneManagerEvent event) {
Nfc* nfc = context;
bool consumed = false;
if(event.type == SceneManagerEventTypeCustom) {
if(event.event == DialogExResultRight) {
if(!nfc_device_restore(nfc->dev, true)) {
scene_manager_search_and_switch_to_previous_scene(
nfc->scene_manager, NfcSceneStart);
} else {
scene_manager_next_scene(nfc->scene_manager, NfcSceneRestoreOriginal);
}
consumed = true;
} else if(event.event == DialogExResultLeft) {
consumed = scene_manager_previous_scene(nfc->scene_manager);
}
} else if(event.type == SceneManagerEventTypeBack) {
consumed = true;
}
return consumed;
}
void nfc_scene_restore_original_confirm_on_exit(void* context) {
Nfc* nfc = context;
// Clean view
dialog_ex_reset(nfc->dialog_ex);
}

8
applications/nfc/scenes/nfc_scene_save_success.c
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@ -27,12 +27,12 @@ bool nfc_scene_save_success_on_event(void* context, SceneManagerEvent event) {
if(event.type == SceneManagerEventTypeCustom) {
if(event.event == NfcCustomEventViewExit) {
if(scene_manager_has_previous_scene(nfc->scene_manager, NfcSceneMfDesfireMenu)) {
if(scene_manager_has_previous_scene(nfc->scene_manager, NfcSceneSavedMenu)) {
consumed = scene_manager_search_and_switch_to_previous_scene(
nfc->scene_manager, NfcSceneMfDesfireMenu);
nfc->scene_manager, NfcSceneSavedMenu);
} else {
consumed = scene_manager_search_and_switch_to_previous_scene(
nfc->scene_manager, NfcSceneStart);
consumed = scene_manager_search_and_switch_to_another_scene(
nfc->scene_manager, NfcSceneFileSelect);
}
}
}

23
applications/nfc/scenes/nfc_scene_saved_menu.c
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@ -2,7 +2,7 @@
enum SubmenuIndex {
SubmenuIndexEmulate,
SubmenuIndexEdit,
SubmenuIndexRename,
SubmenuIndexDelete,
SubmenuIndexInfo,
SubmenuIndexRestoreOriginal,
@ -33,10 +33,6 @@ void nfc_scene_saved_menu_on_enter(void* context) {
submenu_add_item(
submenu, "Emulate", SubmenuIndexEmulate, nfc_scene_saved_menu_submenu_callback, nfc);
}
submenu_add_item(
submenu, "Edit UID and Name", SubmenuIndexEdit, nfc_scene_saved_menu_submenu_callback, nfc);
submenu_add_item(
submenu, "Delete", SubmenuIndexDelete, nfc_scene_saved_menu_submenu_callback, nfc);
submenu_add_item(
submenu, "Info", SubmenuIndexInfo, nfc_scene_saved_menu_submenu_callback, nfc);
submenu_set_selected_item(
@ -44,11 +40,15 @@ void nfc_scene_saved_menu_on_enter(void* context) {
if(nfc->dev->shadow_file_exist) {
submenu_add_item(
submenu,
"Restore original",
"Restore to original",
SubmenuIndexRestoreOriginal,
nfc_scene_saved_menu_submenu_callback,
nfc);
}
submenu_add_item(
submenu, "Rename", SubmenuIndexRename, nfc_scene_saved_menu_submenu_callback, nfc);
submenu_add_item(
submenu, "Delete", SubmenuIndexDelete, nfc_scene_saved_menu_submenu_callback, nfc);
view_dispatcher_switch_to_view(nfc->view_dispatcher, NfcViewMenu);
}
@ -68,8 +68,8 @@ bool nfc_scene_saved_menu_on_event(void* context, SceneManagerEvent event) {
scene_manager_next_scene(nfc->scene_manager, NfcSceneEmulateUid);
}
consumed = true;
} else if(event.event == SubmenuIndexEdit) {
scene_manager_next_scene(nfc->scene_manager, NfcSceneSetUid);
} else if(event.event == SubmenuIndexRename) {
scene_manager_next_scene(nfc->scene_manager, NfcSceneSaveName);
consumed = true;
} else if(event.event == SubmenuIndexDelete) {
scene_manager_next_scene(nfc->scene_manager, NfcSceneDelete);
@ -78,12 +78,7 @@ bool nfc_scene_saved_menu_on_event(void* context, SceneManagerEvent event) {
scene_manager_next_scene(nfc->scene_manager, NfcSceneDeviceInfo);
consumed = true;
} else if(event.event == SubmenuIndexRestoreOriginal) {
if(!nfc_device_restore(nfc->dev, true)) {
scene_manager_search_and_switch_to_previous_scene(
nfc->scene_manager, NfcSceneStart);
} else {
scene_manager_next_scene(nfc->scene_manager, NfcSceneRestoreOriginal);
}
scene_manager_next_scene(nfc->scene_manager, NfcSceneRestoreOriginalConfirm);
consumed = true;
}
}

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assets/icons/NFC/NFC_manual.png
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assets/icons/NFC/Restoring.png Normal file
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4
furi/core/common_defines.h
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@ -92,6 +92,10 @@ extern "C" {
#define FURI_BIT_SET(x, n) ((x) |= (1 << (n)))
#endif
#ifndef FURI_BIT_CLEAR
#define FURI_BIT_CLEAR(x, n) ((x) &= ~(1 << (n)))
#endif
#ifndef FURI_IS_IRQ_MASKED
#define FURI_IS_IRQ_MASKED() (__get_PRIMASK() != 0U)
#endif

11
lib/nfc/nfc_worker.c
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@ -245,6 +245,9 @@ static bool nfc_worker_read_nfca(NfcWorker* nfc_worker, FuriHalNfcTxRxContext* t
nfc_worker->dev_data->protocol = NfcDeviceProtocolUnknown;
}
card_read = true;
} else {
nfc_worker->dev_data->protocol = NfcDeviceProtocolUnknown;
card_read = true;
}
return card_read;
@ -321,8 +324,14 @@ void nfc_worker_emulate_uid(NfcWorker* nfc_worker) {
FuriHalNfcDevData* data = &nfc_worker->dev_data->nfc_data;
NfcReaderRequestData* reader_data = &nfc_worker->dev_data->reader_data;
// TODO add support for RATS
// Now remove bit 6 in SAK to support ISO-14443A-3 emulation
// Need to save ATS to support ISO-14443A-4 emulation
uint8_t sak = data->sak;
FURI_BIT_CLEAR(sak, 5);
while(nfc_worker->state == NfcWorkerStateUidEmulate) {
if(furi_hal_nfc_listen(data->uid, data->uid_len, data->atqa, data->sak, true, 100)) {
if(furi_hal_nfc_listen(data->uid, data->uid_len, data->atqa, sak, true, 100)) {
if(furi_hal_nfc_tx_rx(&tx_rx, 100)) {
reader_data->size = tx_rx.rx_bits / 8;
if(reader_data->size > 0) {