#include "dict_attack.h" #include #define NFC_CLASSIC_KEYS_PER_SECTOR 2 struct DictAttack { View* view; DictAttackCallback callback; void* context; }; typedef struct { FuriString* header; bool card_detected; uint8_t sectors_total; uint8_t sectors_read; uint8_t current_sector; uint8_t keys_found; size_t dict_keys_total; size_t dict_keys_current; bool is_key_attack; uint8_t key_attack_current_sector; } DictAttackViewModel; static void dict_attack_draw_callback(Canvas* canvas, void* model) { DictAttackViewModel* m = model; if(!m->card_detected) { canvas_set_font(canvas, FontPrimary); canvas_draw_str_aligned(canvas, 64, 4, AlignCenter, AlignTop, "Lost the tag!"); canvas_set_font(canvas, FontSecondary); elements_multiline_text_aligned( canvas, 64, 23, AlignCenter, AlignTop, "Make sure the tag is\npositioned correctly."); } else { char draw_str[32] = {}; canvas_set_font(canvas, FontSecondary); canvas_draw_str_aligned( canvas, 64, 0, AlignCenter, AlignTop, furi_string_get_cstr(m->header)); if(m->is_key_attack) { snprintf( draw_str, sizeof(draw_str), "Reuse key check for sector: %d", m->key_attack_current_sector); } else { snprintf(draw_str, sizeof(draw_str), "Unlocking sector: %d", m->current_sector); } canvas_draw_str_aligned(canvas, 0, 10, AlignLeft, AlignTop, draw_str); float dict_progress = m->dict_keys_total == 0 ? 0 : (float)(m->dict_keys_current) / (float)(m->dict_keys_total); float progress = m->sectors_total == 0 ? 0 : ((float)(m->current_sector) + dict_progress) / (float)(m->sectors_total); if(progress > 1.0f) { progress = 1.0f; } if(m->dict_keys_current == 0) { // Cause when people see 0 they think it's broken snprintf(draw_str, sizeof(draw_str), "%d/%zu", 1, m->dict_keys_total); } else { snprintf( draw_str, sizeof(draw_str), "%zu/%zu", m->dict_keys_current, m->dict_keys_total); } elements_progress_bar_with_text(canvas, 0, 20, 128, dict_progress, draw_str); canvas_set_font(canvas, FontSecondary); snprintf( draw_str, sizeof(draw_str), "Keys found: %d/%d", m->keys_found, m->sectors_total * NFC_CLASSIC_KEYS_PER_SECTOR); canvas_draw_str_aligned(canvas, 0, 33, AlignLeft, AlignTop, draw_str); snprintf( draw_str, sizeof(draw_str), "Sectors Read: %d/%d", m->sectors_read, m->sectors_total); canvas_draw_str_aligned(canvas, 0, 43, AlignLeft, AlignTop, draw_str); } elements_button_center(canvas, "Skip"); } static bool dict_attack_input_callback(InputEvent* event, void* context) { DictAttack* instance = context; bool consumed = false; if(event->type == InputTypeShort && event->key == InputKeyOk) { if(instance->callback) { instance->callback(DictAttackEventSkipPressed, instance->context); } consumed = true; } return consumed; } DictAttack* dict_attack_alloc(void) { DictAttack* instance = malloc(sizeof(DictAttack)); instance->view = view_alloc(); view_allocate_model(instance->view, ViewModelTypeLocking, sizeof(DictAttackViewModel)); view_set_draw_callback(instance->view, dict_attack_draw_callback); view_set_input_callback(instance->view, dict_attack_input_callback); view_set_context(instance->view, instance); with_view_model( instance->view, DictAttackViewModel * model, { model->header = furi_string_alloc(); }, false); return instance; } void dict_attack_free(DictAttack* instance) { furi_assert(instance); with_view_model( instance->view, DictAttackViewModel * model, { furi_string_free(model->header); }, false); view_free(instance->view); free(instance); } void dict_attack_reset(DictAttack* instance) { furi_assert(instance); with_view_model( instance->view, DictAttackViewModel * model, { model->sectors_total = 0; model->sectors_read = 0; model->current_sector = 0; model->keys_found = 0; model->dict_keys_total = 0; model->dict_keys_current = 0; model->is_key_attack = false; furi_string_reset(model->header); }, false); } View* dict_attack_get_view(DictAttack* instance) { furi_assert(instance); return instance->view; } void dict_attack_set_callback(DictAttack* instance, DictAttackCallback callback, void* context) { furi_assert(instance); furi_assert(callback); instance->callback = callback; instance->context = context; } void dict_attack_set_header(DictAttack* instance, const char* header) { furi_assert(instance); furi_assert(header); with_view_model( instance->view, DictAttackViewModel * model, { furi_string_set(model->header, header); }, true); } void dict_attack_set_card_state(DictAttack* instance, bool detected) { furi_assert(instance); with_view_model( instance->view, DictAttackViewModel * model, { model->card_detected = detected; }, true); } void dict_attack_set_sectors_total(DictAttack* instance, uint8_t sectors_total) { furi_assert(instance); with_view_model( instance->view, DictAttackViewModel * model, { model->sectors_total = sectors_total; }, true); } void dict_attack_set_sectors_read(DictAttack* instance, uint8_t sectors_read) { furi_assert(instance); with_view_model( instance->view, DictAttackViewModel * model, { model->sectors_read = sectors_read; }, true); } void dict_attack_set_keys_found(DictAttack* instance, uint8_t keys_found) { furi_assert(instance); with_view_model( instance->view, DictAttackViewModel * model, { model->keys_found = keys_found; }, true); } void dict_attack_set_current_sector(DictAttack* instance, uint8_t current_sector) { furi_assert(instance); with_view_model( instance->view, DictAttackViewModel * model, { model->current_sector = current_sector; }, true); } void dict_attack_set_total_dict_keys(DictAttack* instance, size_t dict_keys_total) { furi_assert(instance); with_view_model( instance->view, DictAttackViewModel * model, { model->dict_keys_total = dict_keys_total; }, true); } void dict_attack_set_current_dict_key(DictAttack* instance, size_t cur_key_num) { furi_assert(instance); with_view_model( instance->view, DictAttackViewModel * model, { model->dict_keys_current = cur_key_num; }, true); } void dict_attack_set_key_attack(DictAttack* instance, uint8_t sector) { furi_assert(instance); with_view_model( instance->view, DictAttackViewModel * model, { model->is_key_attack = true; model->key_attack_current_sector = sector; }, true); } void dict_attack_reset_key_attack(DictAttack* instance) { furi_assert(instance); with_view_model( instance->view, DictAttackViewModel * model, { model->is_key_attack = false; }, true); }