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Save picopass as picopass or, for 26bit, as lfrfid (#1380)

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Eric Betts 2022-07-10 05:46:46 -07:00 committed by GitHub
parent f46ae5a704
commit 41bd1fb9a5
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GPG Key ID: 4AEE18F83AFDEB23
11 changed files with 430 additions and 13 deletions
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31
applications/picopass/picopass.c
View File

@ -56,6 +56,13 @@ Picopass* picopass_alloc() {
view_dispatcher_add_view(
picopass->view_dispatcher, PicopassViewPopup, popup_get_view(picopass->popup));
// Text Input
picopass->text_input = text_input_alloc();
view_dispatcher_add_view(
picopass->view_dispatcher,
PicopassViewTextInput,
text_input_get_view(picopass->text_input));
// Custom Widget
picopass->widget = widget_alloc();
view_dispatcher_add_view(
@ -67,6 +74,10 @@ Picopass* picopass_alloc() {
void picopass_free(Picopass* picopass) {
furi_assert(picopass);
// Picopass device
picopass_device_free(picopass->dev);
picopass->dev = NULL;
// Submenu
view_dispatcher_remove_view(picopass->view_dispatcher, PicopassViewMenu);
submenu_free(picopass->submenu);
@ -75,6 +86,10 @@ void picopass_free(Picopass* picopass) {
view_dispatcher_remove_view(picopass->view_dispatcher, PicopassViewPopup);
popup_free(picopass->popup);
// TextInput
view_dispatcher_remove_view(picopass->view_dispatcher, PicopassViewTextInput);
text_input_free(picopass->text_input);
// Custom Widget
view_dispatcher_remove_view(picopass->view_dispatcher, PicopassViewWidget);
widget_free(picopass->widget);
@ -97,12 +112,22 @@ void picopass_free(Picopass* picopass) {
furi_record_close("notification");
picopass->notifications = NULL;
picopass_device_free(picopass->dev);
picopass->dev = NULL;
free(picopass);
}
void picopass_text_store_set(Picopass* picopass, const char* text, ...) {
va_list args;
va_start(args, text);
vsnprintf(picopass->text_store, sizeof(picopass->text_store), text, args);
va_end(args);
}
void picopass_text_store_clear(Picopass* picopass) {
memset(picopass->text_store, 0, sizeof(picopass->text_store));
}
static const NotificationSequence picopass_sequence_blink_start_blue = {
&message_blink_start_10,
&message_blink_set_color_blue,

115
applications/picopass/picopass_device.c
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@ -5,6 +5,9 @@
#define TAG "PicopassDevice"
static const char* picopass_file_header = "Flipper Picopass device";
static const uint32_t picopass_file_version = 1;
PicopassDevice* picopass_device_alloc() {
PicopassDevice* picopass_dev = malloc(sizeof(PicopassDevice));
picopass_dev->storage = furi_record_open("storage");
@ -12,6 +15,116 @@ PicopassDevice* picopass_device_alloc() {
return picopass_dev;
}
void picopass_device_set_name(PicopassDevice* dev, const char* name) {
furi_assert(dev);
strlcpy(dev->dev_name, name, PICOPASS_DEV_NAME_MAX_LEN);
}
static bool picopass_device_save_file(
PicopassDevice* dev,
const char* dev_name,
const char* folder,
const char* extension,
bool use_load_path) {
furi_assert(dev);
bool saved = false;
FlipperFormat* file = flipper_format_file_alloc(dev->storage);
PicopassPacs* pacs = &dev->dev_data.pacs;
ApplicationArea* AA1 = &dev->dev_data.AA1;
string_t temp_str;
string_init(temp_str);
do {
if(use_load_path && !string_empty_p(dev->load_path)) {
// Get directory name
path_extract_dirname(string_get_cstr(dev->load_path), temp_str);
// Create picopass directory if necessary
if(!storage_simply_mkdir(dev->storage, string_get_cstr(temp_str))) break;
// Make path to file to save
string_cat_printf(temp_str, "/%s%s", dev_name, extension);
} else {
// Create picopass directory if necessary
if(!storage_simply_mkdir(dev->storage, PICOPASS_APP_FOLDER)) break;
// First remove picopass device file if it was saved
string_printf(temp_str, "%s/%s%s", folder, dev_name, extension);
}
// Open file
if(!flipper_format_file_open_always(file, string_get_cstr(temp_str))) break;
if(dev->format == PicopassDeviceSaveFormatHF) {
// Write header
if(!flipper_format_write_header_cstr(file, picopass_file_header, picopass_file_version))
break;
if(pacs->record.valid) {
if(!flipper_format_write_uint32(
file, "Facility Code", (uint32_t*)&pacs->record.FacilityCode, 1))
break;
if(!flipper_format_write_uint32(
file, "Card Number", (uint32_t*)&pacs->record.CardNumber, 1))
break;
if(!flipper_format_write_hex(
file, "Credential", pacs->credential, PICOPASS_BLOCK_LEN))
break;
if(!flipper_format_write_hex(file, "PIN", pacs->pin0, PICOPASS_BLOCK_LEN)) break;
if(!flipper_format_write_hex(file, "PIN(cont.)", pacs->pin1, PICOPASS_BLOCK_LEN))
break;
if(!flipper_format_write_comment_cstr(file, "Picopass blocks")) break;
// TODO: Save CSN, CFG, AA1, etc
bool block_saved = true;
for(size_t i = 0; i < 4; i++) {
string_printf(temp_str, "Block %d", i + 6);
if(!flipper_format_write_hex(
file,
string_get_cstr(temp_str),
AA1->block[i].data,
PICOPASS_BLOCK_LEN)) {
block_saved = false;
break;
}
}
if(!block_saved) break;
if(!flipper_format_write_comment_cstr(file, "This is currently incomplete")) break;
}
} else if(dev->format == PicopassDeviceSaveFormatLF) {
const char* lf_header = "Flipper RFID key";
// Write header
if(!flipper_format_write_header_cstr(file, lf_header, 1)) break;
if(!flipper_format_write_comment_cstr(
file,
"This was generated from the Picopass plugin and may not match current lfrfid"))
break;
// When lfrfid supports more formats, update this
if(!flipper_format_write_string_cstr(file, "Key type", "H10301")) break;
uint8_t H10301[3] = {0};
H10301[0] = pacs->record.FacilityCode;
H10301[1] = pacs->record.CardNumber >> 8;
H10301[2] = pacs->record.CardNumber & 0x00FF;
if(!flipper_format_write_hex(file, "Data", H10301, 3)) break;
}
saved = true;
} while(0);
if(!saved) {
dialog_message_show_storage_error(dev->dialogs, "Can not save\nkey file");
}
string_clear(temp_str);
flipper_format_free(file);
return saved;
}
bool picopass_device_save(PicopassDevice* dev, const char* dev_name) {
if(dev->format == PicopassDeviceSaveFormatHF) {
return picopass_device_save_file(
dev, dev_name, PICOPASS_APP_FOLDER, PICOPASS_APP_EXTENSION, true);
} else if(dev->format == PicopassDeviceSaveFormatLF) {
return picopass_device_save_file(dev, dev_name, "/any/lfrfid", ".rfid", true);
}
return false;
}
void picopass_device_clear(PicopassDevice* dev) {
furi_assert(dev);
@ -24,10 +137,10 @@ void picopass_device_free(PicopassDevice* picopass_dev) {
picopass_device_clear(picopass_dev);
furi_record_close("storage");
furi_record_close("dialogs");
string_clear(picopass_dev->load_path);
free(picopass_dev);
}
void picopass_device_data_clear(PicopassDeviceData* dev_data) {
FURI_LOG_D(TAG, "picopass_device_data_clear");
memset(&dev_data->AA1, 0, sizeof(ApplicationArea));
}

29
applications/picopass/picopass_device.h
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@ -7,6 +7,26 @@
#include <rfal_picopass.h>
#define PICOPASS_DEV_NAME_MAX_LEN 22
#define PICOPASS_READER_DATA_MAX_SIZE 64
#define PICOPASS_BLOCK_LEN 8
#define PICOPASS_APP_FOLDER "/any/picopass"
#define PICOPASS_APP_EXTENSION ".picopass"
#define PICOPASS_APP_SHADOW_EXTENSION ".pas"
typedef enum {
PicopassDeviceEncryptionUnknown = 0,
PicopassDeviceEncryptionNone = 0x14,
PicopassDeviceEncryptionDES = 0x15,
PicopassDeviceEncryption3DES = 0x17,
} PicopassEncryption;
typedef enum {
PicopassDeviceSaveFormatHF,
PicopassDeviceSaveFormatLF,
} PicopassDeviceSaveFormat;
typedef struct {
bool valid;
uint8_t bitLength;
@ -16,7 +36,7 @@ typedef struct {
typedef struct {
bool biometrics;
uint8_t encryption;
PicopassEncryption encryption;
uint8_t credential[8];
uint8_t pin0[8];
uint8_t pin1[8];
@ -32,12 +52,19 @@ typedef struct {
Storage* storage;
DialogsApp* dialogs;
PicopassDeviceData dev_data;
char dev_name[PICOPASS_DEV_NAME_MAX_LEN + 1];
string_t load_path;
PicopassDeviceSaveFormat format;
} PicopassDevice;
PicopassDevice* picopass_device_alloc();
void picopass_device_free(PicopassDevice* picopass_dev);
void picopass_device_set_name(PicopassDevice* dev, const char* name);
bool picopass_device_save(PicopassDevice* dev, const char* dev_name);
void picopass_device_data_clear(PicopassDeviceData* dev_data);
void picopass_device_clear(PicopassDevice* dev);

13
applications/picopass/picopass_i.h
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@ -14,6 +14,7 @@
#include <gui/modules/submenu.h>
#include <gui/modules/popup.h>
#include <gui/modules/text_input.h>
#include <gui/modules/widget.h>
#include <input/input.h>
@ -23,6 +24,8 @@
#include <storage/storage.h>
#include <lib/toolbox/path.h>
#define PICOPASS_TEXT_STORE_SIZE 128
enum PicopassCustomEvent {
// Reserve first 100 events for button types and indexes, starting from 0
PicopassCustomEventReserved = 100,
@ -31,7 +34,6 @@ enum PicopassCustomEvent {
PicopassCustomEventWorkerExit,
PicopassCustomEventByteInputDone,
PicopassCustomEventTextInputDone,
PicopassCustomEventDictAttackDone,
};
typedef enum {
@ -47,20 +49,29 @@ struct Picopass {
SceneManager* scene_manager;
PicopassDevice* dev;
char text_store[PICOPASS_TEXT_STORE_SIZE + 1];
string_t text_box_store;
// Common Views
Submenu* submenu;
Popup* popup;
TextInput* text_input;
Widget* widget;
};
typedef enum {
PicopassViewMenu,
PicopassViewPopup,
PicopassViewTextInput,
PicopassViewWidget,
} PicopassView;
Picopass* picopass_alloc();
void picopass_text_store_set(Picopass* picopass, const char* text, ...);
void picopass_text_store_clear(Picopass* picopass);
void picopass_blink_start(Picopass* picopass);
void picopass_blink_stop(Picopass* picopass);

7
applications/picopass/picopass_worker.c
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@ -114,8 +114,6 @@ void picopass_worker_start(
furi_assert(picopass_worker);
furi_assert(dev_data);
FURI_LOG_D(TAG, "picopass_worker_start");
picopass_worker->callback = callback;
picopass_worker->context = context;
picopass_worker->dev_data = dev_data;
@ -258,10 +256,8 @@ void picopass_worker_detect(PicopassWorker* picopass_worker) {
ReturnCode err;
while(picopass_worker->state == PicopassWorkerStateDetect) {
FURI_LOG_D(TAG, "PicopassWorkerStateDetect");
if(picopass_detect_card(1000) == ERR_NONE) {
// Process first found device
FURI_LOG_D(TAG, "picopass_read_card");
err = picopass_read_card(AA1);
if(err != ERR_NONE) {
FURI_LOG_E(TAG, "picopass_read_card error %d", err);
@ -277,21 +273,18 @@ void picopass_worker_detect(PicopassWorker* picopass_worker) {
FURI_LOG_E(TAG, "decrypt error %d", err);
break;
}
FURI_LOG_D(TAG, "Decrypted 7");
err = picopass_worker_decrypt(AA1->block[2].data, pacs->pin0);
if(err != ERR_NONE) {
FURI_LOG_E(TAG, "decrypt error %d", err);
break;
}
FURI_LOG_D(TAG, "Decrypted 8");
err = picopass_worker_decrypt(AA1->block[3].data, pacs->pin1);
if(err != ERR_NONE) {
FURI_LOG_E(TAG, "decrypt error %d", err);
break;
}
FURI_LOG_D(TAG, "Decrypted 9");
} else if(pacs->encryption == 0x14) {
FURI_LOG_D(TAG, "No Encryption");
memcpy(pacs->credential, AA1->block[1].data, RFAL_PICOPASS_MAX_BLOCK_LEN);

65
applications/picopass/scenes/picopass_scene_card_menu.c Normal file
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@ -0,0 +1,65 @@
#include "../picopass_i.h"
enum SubmenuIndex {
SubmenuIndexSave,
SubmenuIndexSaveAsLF,
};
void picopass_scene_card_menu_submenu_callback(void* context, uint32_t index) {
Picopass* picopass = context;
view_dispatcher_send_custom_event(picopass->view_dispatcher, index);
}
void picopass_scene_card_menu_on_enter(void* context) {
Picopass* picopass = context;
Submenu* submenu = picopass->submenu;
submenu_add_item(
submenu, "Save", SubmenuIndexSave, picopass_scene_card_menu_submenu_callback, picopass);
if(picopass->dev->dev_data.pacs.record.valid) {
submenu_add_item(
submenu,
"Save as LF",
SubmenuIndexSaveAsLF,
picopass_scene_card_menu_submenu_callback,
picopass);
}
submenu_set_selected_item(
picopass->submenu,
scene_manager_get_scene_state(picopass->scene_manager, PicopassSceneCardMenu));
view_dispatcher_switch_to_view(picopass->view_dispatcher, PicopassViewMenu);
}
bool picopass_scene_card_menu_on_event(void* context, SceneManagerEvent event) {
Picopass* picopass = context;
bool consumed = false;
if(event.type == SceneManagerEventTypeCustom) {
if(event.event == SubmenuIndexSave) {
scene_manager_set_scene_state(
picopass->scene_manager, PicopassSceneCardMenu, SubmenuIndexSave);
scene_manager_next_scene(picopass->scene_manager, PicopassSceneSaveName);
picopass->dev->format = PicopassDeviceSaveFormatHF;
consumed = true;
} else if(event.event == SubmenuIndexSaveAsLF) {
scene_manager_set_scene_state(
picopass->scene_manager, PicopassSceneCardMenu, SubmenuIndexSaveAsLF);
picopass->dev->format = PicopassDeviceSaveFormatLF;
scene_manager_next_scene(picopass->scene_manager, PicopassSceneSaveName);
consumed = true;
}
} else if(event.type == SceneManagerEventTypeBack) {
consumed = scene_manager_search_and_switch_to_previous_scene(
picopass->scene_manager, PicopassSceneStart);
}
return consumed;
}
void picopass_scene_card_menu_on_exit(void* context) {
Picopass* picopass = context;
submenu_reset(picopass->submenu);
}

4
applications/picopass/scenes/picopass_scene_config.h
View File

@ -1,3 +1,7 @@
ADD_SCENE(picopass, start, Start)
ADD_SCENE(picopass, read_card, ReadCard)
ADD_SCENE(picopass, read_card_success, ReadCardSuccess)
ADD_SCENE(picopass, card_menu, CardMenu)
ADD_SCENE(picopass, save_name, SaveName)
ADD_SCENE(picopass, save_success, SaveSuccess)
ADD_SCENE(picopass, saved_menu, SavedMenu)

13
applications/picopass/scenes/picopass_scene_read_card_success.c
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@ -45,6 +45,14 @@ void picopass_scene_read_card_success_on_enter(void* context) {
"Retry",
picopass_scene_read_card_success_widget_callback,
picopass);
widget_add_button_element(
widget,
GuiButtonTypeRight,
"More",
picopass_scene_read_card_success_widget_callback,
picopass);
if(pacs->record.valid) {
widget_add_string_element(
widget, 64, 12, AlignCenter, AlignCenter, FontPrimary, string_get_cstr(wiegand_str));
@ -65,6 +73,11 @@ bool picopass_scene_read_card_success_on_event(void* context, SceneManagerEvent
if(event.type == SceneManagerEventTypeCustom) {
if(event.event == GuiButtonTypeLeft) {
consumed = scene_manager_previous_scene(picopass->scene_manager);
} else if(event.event == GuiButtonTypeRight) {
// Clear device name
picopass_device_set_name(picopass->dev, "");
scene_manager_next_scene(picopass->scene_manager, PicopassSceneCardMenu);
consumed = true;
}
}
return consumed;

84
applications/picopass/scenes/picopass_scene_save_name.c Normal file
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@ -0,0 +1,84 @@
#include "../picopass_i.h"
#include "m-string.h"
#include <lib/toolbox/random_name.h>
#include <gui/modules/validators.h>
#include <toolbox/path.h>
void picopass_scene_save_name_text_input_callback(void* context) {
Picopass* picopass = context;
view_dispatcher_send_custom_event(picopass->view_dispatcher, PicopassCustomEventTextInputDone);
}
void picopass_scene_save_name_on_enter(void* context) {
Picopass* picopass = context;
// Setup view
TextInput* text_input = picopass->text_input;
bool dev_name_empty = false;
if(!strcmp(picopass->dev->dev_name, "")) {
set_random_name(picopass->text_store, sizeof(picopass->text_store));
dev_name_empty = true;
} else {
picopass_text_store_set(picopass, picopass->dev->dev_name);
}
text_input_set_header_text(text_input, "Name the card");
text_input_set_result_callback(
text_input,
picopass_scene_save_name_text_input_callback,
picopass,
picopass->text_store,
PICOPASS_DEV_NAME_MAX_LEN,
dev_name_empty);
string_t folder_path;
string_init(folder_path);
if(string_end_with_str_p(picopass->dev->load_path, PICOPASS_APP_EXTENSION)) {
path_extract_dirname(string_get_cstr(picopass->dev->load_path), folder_path);
} else {
string_set_str(folder_path, PICOPASS_APP_FOLDER);
}
ValidatorIsFile* validator_is_file = validator_is_file_alloc_init(
string_get_cstr(folder_path), PICOPASS_APP_EXTENSION, picopass->dev->dev_name);
text_input_set_validator(text_input, validator_is_file_callback, validator_is_file);
view_dispatcher_switch_to_view(picopass->view_dispatcher, PicopassViewTextInput);
string_clear(folder_path);
}
bool picopass_scene_save_name_on_event(void* context, SceneManagerEvent event) {
Picopass* picopass = context;
bool consumed = false;
if(event.type == SceneManagerEventTypeCustom) {
if(event.event == PicopassCustomEventTextInputDone) {
if(strcmp(picopass->dev->dev_name, "")) {
// picopass_device_delete(picopass->dev, true);
}
strlcpy(
picopass->dev->dev_name, picopass->text_store, strlen(picopass->text_store) + 1);
if(picopass_device_save(picopass->dev, picopass->text_store)) {
scene_manager_next_scene(picopass->scene_manager, PicopassSceneSaveSuccess);
consumed = true;
} else {
consumed = scene_manager_search_and_switch_to_previous_scene(
picopass->scene_manager, PicopassSceneStart);
}
}
}
return consumed;
}
void picopass_scene_save_name_on_exit(void* context) {
Picopass* picopass = context;
// Clear view
void* validator_context = text_input_get_validator_callback_context(picopass->text_input);
text_input_set_validator(picopass->text_input, NULL, NULL);
validator_is_file_free(validator_context);
text_input_reset(picopass->text_input);
}

47
applications/picopass/scenes/picopass_scene_save_success.c Normal file
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@ -0,0 +1,47 @@
#include "../picopass_i.h"
#include <dolphin/dolphin.h>
void picopass_scene_save_success_popup_callback(void* context) {
Picopass* picopass = context;
view_dispatcher_send_custom_event(picopass->view_dispatcher, PicopassCustomEventViewExit);
}
void picopass_scene_save_success_on_enter(void* context) {
Picopass* picopass = context;
DOLPHIN_DEED(DolphinDeedNfcSave);
// Setup view
Popup* popup = picopass->popup;
popup_set_icon(popup, 32, 5, &I_DolphinNice_96x59);
popup_set_header(popup, "Saved!", 13, 22, AlignLeft, AlignBottom);
popup_set_timeout(popup, 1500);
popup_set_context(popup, picopass);
popup_set_callback(popup, picopass_scene_save_success_popup_callback);
popup_enable_timeout(popup);
view_dispatcher_switch_to_view(picopass->view_dispatcher, PicopassViewPopup);
}
bool picopass_scene_save_success_on_event(void* context, SceneManagerEvent event) {
Picopass* picopass = context;
bool consumed = false;
if(event.type == SceneManagerEventTypeCustom) {
if(event.event == PicopassCustomEventViewExit) {
if(scene_manager_has_previous_scene(picopass->scene_manager, PicopassSceneCardMenu)) {
consumed = scene_manager_search_and_switch_to_previous_scene(
picopass->scene_manager, PicopassSceneCardMenu);
} else {
consumed = scene_manager_search_and_switch_to_previous_scene(
picopass->scene_manager, PicopassSceneStart);
}
}
}
return consumed;
}
void picopass_scene_save_success_on_exit(void* context) {
Picopass* picopass = context;
// Clear view
popup_reset(picopass->popup);
}

35
applications/picopass/scenes/picopass_scene_saved_menu.c Normal file
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@ -0,0 +1,35 @@
#include "../picopass_i.h"
void picopass_scene_saved_menu_submenu_callback(void* context, uint32_t index) {
Picopass* picopass = context;
view_dispatcher_send_custom_event(picopass->view_dispatcher, index);
}
void picopass_scene_saved_menu_on_enter(void* context) {
Picopass* picopass = context;
submenu_set_selected_item(
picopass->submenu,
scene_manager_get_scene_state(picopass->scene_manager, PicopassSceneSavedMenu));
view_dispatcher_switch_to_view(picopass->view_dispatcher, PicopassViewMenu);
}
bool picopass_scene_saved_menu_on_event(void* context, SceneManagerEvent event) {
Picopass* picopass = context;
bool consumed = false;
if(event.type == SceneManagerEventTypeCustom) {
scene_manager_set_scene_state(
picopass->scene_manager, PicopassSceneSavedMenu, event.event);
}
return consumed;
}
void picopass_scene_saved_menu_on_exit(void* context) {
Picopass* picopass = context;
submenu_reset(picopass->submenu);
}