flipperzero-firmware/applications/main/ibutton/ibutton.c
Georgii Surkov 8582670a34
[FL-2811] Fix PVS-Studio warnings (#2142)
Co-authored-by: あく <alleteam@gmail.com>
Co-authored-by: gornekich <n.gorbadey@gmail.com>
2022-12-26 21:13:30 +09:00

363 lines
12 KiB
C

#include "ibutton.h"
#include "assets_icons.h"
#include "ibutton_i.h"
#include "ibutton/scenes/ibutton_scene.h"
#include <toolbox/path.h>
#include <flipper_format/flipper_format.h>
#include <rpc/rpc_app.h>
#include <dolphin/dolphin.h>
#define TAG "iButtonApp"
static const NotificationSequence sequence_blink_set_yellow = {
&message_blink_set_color_yellow,
NULL,
};
static const NotificationSequence sequence_blink_set_magenta = {
&message_blink_set_color_magenta,
NULL,
};
static const NotificationSequence* ibutton_notification_sequences[] = {
&sequence_error,
&sequence_success,
&sequence_blink_start_cyan,
&sequence_blink_start_magenta,
&sequence_blink_set_yellow,
&sequence_blink_set_magenta,
&sequence_set_red_255,
&sequence_reset_red,
&sequence_set_green_255,
&sequence_reset_green,
&sequence_blink_stop,
};
static void ibutton_make_app_folder(iButton* ibutton) {
if(!storage_simply_mkdir(ibutton->storage, IBUTTON_APP_FOLDER)) {
dialog_message_show_storage_error(ibutton->dialogs, "Cannot create\napp folder");
}
}
bool ibutton_load_key_data(iButton* ibutton, FuriString* key_path, bool show_dialog) {
FlipperFormat* file = flipper_format_file_alloc(ibutton->storage);
bool result = false;
FuriString* data;
data = furi_string_alloc();
do {
if(!flipper_format_file_open_existing(file, furi_string_get_cstr(key_path))) break;
// header
uint32_t version;
if(!flipper_format_read_header(file, data, &version)) break;
if(furi_string_cmp_str(data, IBUTTON_APP_FILE_TYPE) != 0) break;
if(version != 1) break;
// key type
iButtonKeyType type;
if(!flipper_format_read_string(file, "Key type", data)) break;
if(!ibutton_key_get_type_by_string(furi_string_get_cstr(data), &type)) break;
// key data
uint8_t key_data[IBUTTON_KEY_DATA_SIZE] = {0};
if(!flipper_format_read_hex(file, "Data", key_data, ibutton_key_get_size_by_type(type)))
break;
ibutton_key_set_type(ibutton->key, type);
ibutton_key_set_data(ibutton->key, key_data, IBUTTON_KEY_DATA_SIZE);
result = true;
} while(false);
flipper_format_free(file);
furi_string_free(data);
if((!result) && (show_dialog)) {
dialog_message_show_storage_error(ibutton->dialogs, "Cannot load\nkey file");
}
return result;
}
static void ibutton_rpc_command_callback(RpcAppSystemEvent event, void* context) {
furi_assert(context);
iButton* ibutton = context;
if(event == RpcAppEventSessionClose) {
view_dispatcher_send_custom_event(
ibutton->view_dispatcher, iButtonCustomEventRpcSessionClose);
rpc_system_app_set_callback(ibutton->rpc_ctx, NULL, NULL);
ibutton->rpc_ctx = NULL;
} else if(event == RpcAppEventAppExit) {
view_dispatcher_send_custom_event(ibutton->view_dispatcher, iButtonCustomEventRpcExit);
} else if(event == RpcAppEventLoadFile) {
view_dispatcher_send_custom_event(ibutton->view_dispatcher, iButtonCustomEventRpcLoad);
} else {
rpc_system_app_confirm(ibutton->rpc_ctx, event, false);
}
}
bool ibutton_custom_event_callback(void* context, uint32_t event) {
furi_assert(context);
iButton* ibutton = context;
return scene_manager_handle_custom_event(ibutton->scene_manager, event);
}
bool ibutton_back_event_callback(void* context) {
furi_assert(context);
iButton* ibutton = context;
return scene_manager_handle_back_event(ibutton->scene_manager);
}
void ibutton_tick_event_callback(void* context) {
furi_assert(context);
iButton* ibutton = context;
scene_manager_handle_tick_event(ibutton->scene_manager);
}
iButton* ibutton_alloc() {
iButton* ibutton = malloc(sizeof(iButton));
ibutton->file_path = furi_string_alloc();
ibutton->scene_manager = scene_manager_alloc(&ibutton_scene_handlers, ibutton);
ibutton->view_dispatcher = view_dispatcher_alloc();
view_dispatcher_enable_queue(ibutton->view_dispatcher);
view_dispatcher_set_event_callback_context(ibutton->view_dispatcher, ibutton);
view_dispatcher_set_custom_event_callback(
ibutton->view_dispatcher, ibutton_custom_event_callback);
view_dispatcher_set_navigation_event_callback(
ibutton->view_dispatcher, ibutton_back_event_callback);
view_dispatcher_set_tick_event_callback(
ibutton->view_dispatcher, ibutton_tick_event_callback, 100);
ibutton->gui = furi_record_open(RECORD_GUI);
ibutton->storage = furi_record_open(RECORD_STORAGE);
ibutton->dialogs = furi_record_open(RECORD_DIALOGS);
ibutton->notifications = furi_record_open(RECORD_NOTIFICATION);
ibutton->key = ibutton_key_alloc();
ibutton->key_worker = ibutton_worker_alloc();
ibutton_worker_start_thread(ibutton->key_worker);
ibutton->submenu = submenu_alloc();
view_dispatcher_add_view(
ibutton->view_dispatcher, iButtonViewSubmenu, submenu_get_view(ibutton->submenu));
ibutton->byte_input = byte_input_alloc();
view_dispatcher_add_view(
ibutton->view_dispatcher, iButtonViewByteInput, byte_input_get_view(ibutton->byte_input));
ibutton->text_input = text_input_alloc();
view_dispatcher_add_view(
ibutton->view_dispatcher, iButtonViewTextInput, text_input_get_view(ibutton->text_input));
ibutton->popup = popup_alloc();
view_dispatcher_add_view(
ibutton->view_dispatcher, iButtonViewPopup, popup_get_view(ibutton->popup));
ibutton->widget = widget_alloc();
view_dispatcher_add_view(
ibutton->view_dispatcher, iButtonViewWidget, widget_get_view(ibutton->widget));
ibutton->dialog_ex = dialog_ex_alloc();
view_dispatcher_add_view(
ibutton->view_dispatcher, iButtonViewDialogEx, dialog_ex_get_view(ibutton->dialog_ex));
return ibutton;
}
void ibutton_free(iButton* ibutton) {
furi_assert(ibutton);
view_dispatcher_remove_view(ibutton->view_dispatcher, iButtonViewDialogEx);
dialog_ex_free(ibutton->dialog_ex);
view_dispatcher_remove_view(ibutton->view_dispatcher, iButtonViewWidget);
widget_free(ibutton->widget);
view_dispatcher_remove_view(ibutton->view_dispatcher, iButtonViewPopup);
popup_free(ibutton->popup);
view_dispatcher_remove_view(ibutton->view_dispatcher, iButtonViewTextInput);
text_input_free(ibutton->text_input);
view_dispatcher_remove_view(ibutton->view_dispatcher, iButtonViewByteInput);
byte_input_free(ibutton->byte_input);
view_dispatcher_remove_view(ibutton->view_dispatcher, iButtonViewSubmenu);
submenu_free(ibutton->submenu);
view_dispatcher_free(ibutton->view_dispatcher);
scene_manager_free(ibutton->scene_manager);
furi_record_close(RECORD_STORAGE);
ibutton->storage = NULL;
furi_record_close(RECORD_NOTIFICATION);
ibutton->notifications = NULL;
furi_record_close(RECORD_DIALOGS);
ibutton->dialogs = NULL;
furi_record_close(RECORD_GUI);
ibutton->gui = NULL;
ibutton_worker_stop_thread(ibutton->key_worker);
ibutton_worker_free(ibutton->key_worker);
ibutton_key_free(ibutton->key);
furi_string_free(ibutton->file_path);
free(ibutton);
}
bool ibutton_file_select(iButton* ibutton) {
DialogsFileBrowserOptions browser_options;
dialog_file_browser_set_basic_options(&browser_options, IBUTTON_APP_EXTENSION, &I_ibutt_10px);
browser_options.base_path = IBUTTON_APP_FOLDER;
bool success = dialog_file_browser_show(
ibutton->dialogs, ibutton->file_path, ibutton->file_path, &browser_options);
if(success) {
success = ibutton_load_key_data(ibutton, ibutton->file_path, true);
}
return success;
}
bool ibutton_save_key(iButton* ibutton, const char* key_name) {
// Create ibutton directory if necessary
ibutton_make_app_folder(ibutton);
FlipperFormat* file = flipper_format_file_alloc(ibutton->storage);
iButtonKey* key = ibutton->key;
bool result = false;
do {
// Check if we has old key
if(furi_string_end_with(ibutton->file_path, IBUTTON_APP_EXTENSION)) {
// First remove old key
ibutton_delete_key(ibutton);
// Remove old key name from path
size_t filename_start = furi_string_search_rchar(ibutton->file_path, '/');
furi_string_left(ibutton->file_path, filename_start);
}
furi_string_cat_printf(ibutton->file_path, "/%s%s", key_name, IBUTTON_APP_EXTENSION);
// Open file for write
if(!flipper_format_file_open_always(file, furi_string_get_cstr(ibutton->file_path))) break;
// Write header
if(!flipper_format_write_header_cstr(file, IBUTTON_APP_FILE_TYPE, 1)) break;
// Write key type
if(!flipper_format_write_comment_cstr(file, "Key type can be Cyfral, Dallas or Metakom"))
break;
const char* key_type = ibutton_key_get_string_by_type(ibutton_key_get_type(key));
if(!flipper_format_write_string_cstr(file, "Key type", key_type)) break;
// Write data
if(!flipper_format_write_comment_cstr(
file, "Data size for Cyfral is 2, for Metakom is 4, for Dallas is 8"))
break;
if(!flipper_format_write_hex(
file, "Data", ibutton_key_get_data_p(key), ibutton_key_get_data_size(key)))
break;
result = true;
} while(false);
flipper_format_free(file);
if(!result) { //-V547
dialog_message_show_storage_error(ibutton->dialogs, "Cannot save\nkey file");
}
return result;
}
bool ibutton_delete_key(iButton* ibutton) {
bool result = false;
result = storage_simply_remove(ibutton->storage, furi_string_get_cstr(ibutton->file_path));
return result;
}
void ibutton_text_store_set(iButton* ibutton, const char* text, ...) {
va_list args;
va_start(args, text);
vsnprintf(ibutton->text_store, IBUTTON_TEXT_STORE_SIZE, text, args);
va_end(args);
}
void ibutton_text_store_clear(iButton* ibutton) {
memset(ibutton->text_store, 0, IBUTTON_TEXT_STORE_SIZE + 1);
}
void ibutton_notification_message(iButton* ibutton, uint32_t message) {
furi_assert(message < sizeof(ibutton_notification_sequences) / sizeof(NotificationSequence*));
notification_message(ibutton->notifications, ibutton_notification_sequences[message]);
}
int32_t ibutton_app(void* p) {
iButton* ibutton = ibutton_alloc();
ibutton_make_app_folder(ibutton);
bool key_loaded = false;
bool rpc_mode = false;
if(p && strlen(p)) {
uint32_t rpc_ctx = 0;
if(sscanf(p, "RPC %lX", &rpc_ctx) == 1) {
FURI_LOG_D(TAG, "Running in RPC mode");
ibutton->rpc_ctx = (void*)rpc_ctx;
rpc_mode = true;
rpc_system_app_set_callback(ibutton->rpc_ctx, ibutton_rpc_command_callback, ibutton);
rpc_system_app_send_started(ibutton->rpc_ctx);
} else {
furi_string_set(ibutton->file_path, (const char*)p);
if(ibutton_load_key_data(ibutton, ibutton->file_path, true)) {
key_loaded = true;
// TODO: Display an error if the key from p could not be loaded
}
}
}
if(rpc_mode) {
view_dispatcher_attach_to_gui(
ibutton->view_dispatcher, ibutton->gui, ViewDispatcherTypeDesktop);
scene_manager_next_scene(ibutton->scene_manager, iButtonSceneRpc);
DOLPHIN_DEED(DolphinDeedIbuttonEmulate);
} else {
view_dispatcher_attach_to_gui(
ibutton->view_dispatcher, ibutton->gui, ViewDispatcherTypeFullscreen);
if(key_loaded) { //-V547
scene_manager_next_scene(ibutton->scene_manager, iButtonSceneEmulate);
DOLPHIN_DEED(DolphinDeedIbuttonEmulate);
} else {
scene_manager_next_scene(ibutton->scene_manager, iButtonSceneStart);
}
}
view_dispatcher_run(ibutton->view_dispatcher);
if(ibutton->rpc_ctx) {
rpc_system_app_set_callback(ibutton->rpc_ctx, NULL, NULL);
rpc_system_app_send_exited(ibutton->rpc_ctx);
}
ibutton_free(ibutton);
return 0;
}