 663eb6cd6d
			
		
	
	
		663eb6cd6d
		
			
		
	
	
	
	
		
			
			* Add data display for Mifare Classic cards. * Clean up log statements and data display. Co-authored-by: あく <alleteam@gmail.com>
		
			
				
	
	
		
			107 lines
		
	
	
		
			4.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			107 lines
		
	
	
		
			4.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| #include "../nfc_i.h"
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| 
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| void nfc_scene_mf_classic_data_on_enter(void* context) {
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|     Nfc* nfc = context;
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|     MfClassicType type = nfc->dev->dev_data.mf_classic_data.type;
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|     MfClassicData* data = &nfc->dev->dev_data.mf_classic_data;
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|     TextBox* text_box = nfc->text_box;
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| 
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|     text_box_set_font(text_box, TextBoxFontHex);
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| 
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|     int card_blocks = 0;
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|     if(type == MfClassicType1k) {
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|         card_blocks = MF_CLASSIC_1K_TOTAL_SECTORS_NUM * 4;
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|     } else if(type == MfClassicType4k) {
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|         // 16 sectors of 4 blocks each plus 8 sectors of 16 blocks each
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|         card_blocks = MF_CLASSIC_1K_TOTAL_SECTORS_NUM * 4 + 8 * 16;
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|     } else if(type == MfClassicTypeMini) {
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|         card_blocks = MF_MINI_TOTAL_SECTORS_NUM * 4;
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|     }
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| 
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|     int bytes_written = 0;
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|     for(int block_num = 0; block_num < card_blocks; block_num++) {
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|         bool is_sec_trailer = mf_classic_is_sector_trailer(block_num);
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|         if(is_sec_trailer) {
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|             uint8_t sector_num = mf_classic_get_sector_by_block(block_num);
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|             MfClassicSectorTrailer* sec_tr =
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|                 mf_classic_get_sector_trailer_by_sector(data, sector_num);
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|             // Key A
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|             for(size_t i = 0; i < sizeof(sec_tr->key_a); i += 2) {
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|                 if((bytes_written % 8 == 0) && (bytes_written != 0)) {
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|                     furi_string_push_back(nfc->text_box_store, '\n');
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|                 }
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|                 if(mf_classic_is_key_found(data, sector_num, MfClassicKeyA)) {
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|                     furi_string_cat_printf(
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|                         nfc->text_box_store, "%02X%02X ", sec_tr->key_a[i], sec_tr->key_a[i + 1]);
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|                 } else {
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|                     furi_string_cat_printf(nfc->text_box_store, "???? ");
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|                 }
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|                 bytes_written += 2;
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|             }
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|             // Access bytes
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|             for(size_t i = 0; i < MF_CLASSIC_ACCESS_BYTES_SIZE; i += 2) {
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|                 if((bytes_written % 8 == 0) && (bytes_written != 0)) {
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|                     furi_string_push_back(nfc->text_box_store, '\n');
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|                 }
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|                 if(mf_classic_is_block_read(data, block_num)) {
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|                     furi_string_cat_printf(
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|                         nfc->text_box_store,
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|                         "%02X%02X ",
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|                         sec_tr->access_bits[i],
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|                         sec_tr->access_bits[i + 1]);
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|                 } else {
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|                     furi_string_cat_printf(nfc->text_box_store, "???? ");
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|                 }
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|                 bytes_written += 2;
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|             }
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|             // Key B
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|             for(size_t i = 0; i < sizeof(sec_tr->key_b); i += 2) {
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|                 if((bytes_written % 8 == 0) && (bytes_written != 0)) {
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|                     furi_string_push_back(nfc->text_box_store, '\n');
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|                 }
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|                 if(mf_classic_is_key_found(data, sector_num, MfClassicKeyB)) {
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|                     furi_string_cat_printf(
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|                         nfc->text_box_store, "%02X%02X ", sec_tr->key_b[i], sec_tr->key_b[i + 1]);
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|                 } else {
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|                     furi_string_cat_printf(nfc->text_box_store, "???? ");
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|                 }
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|                 bytes_written += 2;
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|             }
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|         } else {
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|             // Write data block
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|             for(size_t i = 0; i < MF_CLASSIC_BLOCK_SIZE; i += 2) {
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|                 if((bytes_written % 8 == 0) && (bytes_written != 0)) {
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|                     furi_string_push_back(nfc->text_box_store, '\n');
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|                 }
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|                 if(mf_classic_is_block_read(data, block_num)) {
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|                     furi_string_cat_printf(
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|                         nfc->text_box_store,
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|                         "%02X%02X ",
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|                         data->block[block_num].value[i],
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|                         data->block[block_num].value[i + 1]);
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|                 } else {
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|                     furi_string_cat_printf(nfc->text_box_store, "???? ");
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|                 }
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|                 bytes_written += 2;
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|             }
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|         }
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|     }
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|     text_box_set_text(text_box, furi_string_get_cstr(nfc->text_box_store));
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| 
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|     view_dispatcher_switch_to_view(nfc->view_dispatcher, NfcViewTextBox);
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| }
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| 
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| bool nfc_scene_mf_classic_data_on_event(void* context, SceneManagerEvent event) {
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|     UNUSED(context);
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|     UNUSED(event);
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|     return false;
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| }
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| 
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| void nfc_scene_mf_classic_data_on_exit(void* context) {
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|     Nfc* nfc = context;
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| 
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|     // Clean view
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|     text_box_reset(nfc->text_box);
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|     furi_string_reset(nfc->text_box_store);
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| }
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