#include "nfc_supported_card_plugin.h" #include #include #include #include #define TAG "Troika" typedef struct { uint64_t a; uint64_t b; } MfClassicKeyPair; typedef struct { const MfClassicKeyPair* keys; uint32_t data_sector; } TroikaCardConfig; static const MfClassicKeyPair troika_1k_keys[] = { {.a = 0xa0a1a2a3a4a5, .b = 0xfbf225dc5d58}, {.a = 0xa82607b01c0d, .b = 0x2910989b6880}, {.a = 0x2aa05ed1856f, .b = 0xeaac88e5dc99}, {.a = 0x2aa05ed1856f, .b = 0xeaac88e5dc99}, {.a = 0x73068f118c13, .b = 0x2b7f3253fac5}, {.a = 0xfbc2793d540b, .b = 0xd3a297dc2698}, {.a = 0x2aa05ed1856f, .b = 0xeaac88e5dc99}, {.a = 0xae3d65a3dad4, .b = 0x0f1c63013dba}, {.a = 0xa73f5dc1d333, .b = 0xe35173494a81}, {.a = 0x69a32f1c2f19, .b = 0x6b8bd9860763}, {.a = 0x9becdf3d9273, .b = 0xf8493407799d}, {.a = 0x08b386463229, .b = 0x5efbaecef46b}, {.a = 0xcd4c61c26e3d, .b = 0x31c7610de3b0}, {.a = 0xa82607b01c0d, .b = 0x2910989b6880}, {.a = 0x0e8f64340ba4, .b = 0x4acec1205d75}, {.a = 0x2aa05ed1856f, .b = 0xeaac88e5dc99}, }; static const MfClassicKeyPair troika_4k_keys[] = { {.a = 0xa0a1a2a3a4a5, .b = 0xfbf225dc5d58}, {.a = 0xa82607b01c0d, .b = 0x2910989b6880}, {.a = 0x2aa05ed1856f, .b = 0xeaac88e5dc99}, {.a = 0x2aa05ed1856f, .b = 0xeaac88e5dc99}, {.a = 0x73068f118c13, .b = 0x2b7f3253fac5}, {.a = 0xfbc2793d540b, .b = 0xd3a297dc2698}, {.a = 0x2aa05ed1856f, .b = 0xeaac88e5dc99}, {.a = 0xae3d65a3dad4, .b = 0x0f1c63013dbb}, {.a = 0xa73f5dc1d333, .b = 0xe35173494a81}, {.a = 0x69a32f1c2f19, .b = 0x6b8bd9860763}, {.a = 0x9becdf3d9273, .b = 0xf8493407799d}, {.a = 0x08b386463229, .b = 0x5efbaecef46b}, {.a = 0xcd4c61c26e3d, .b = 0x31c7610de3b0}, {.a = 0xa82607b01c0d, .b = 0x2910989b6880}, {.a = 0x0e8f64340ba4, .b = 0x4acec1205d75}, {.a = 0x2aa05ed1856f, .b = 0xeaac88e5dc99}, {.a = 0x6b02733bb6ec, .b = 0x7038cd25c408}, {.a = 0x403d706ba880, .b = 0xb39d19a280df}, {.a = 0xc11f4597efb5, .b = 0x70d901648cb9}, {.a = 0x0db520c78c1c, .b = 0x73e5b9d9d3a4}, {.a = 0x3ebce0925b2f, .b = 0x372cc880f216}, {.a = 0x16a27af45407, .b = 0x9868925175ba}, {.a = 0xaba208516740, .b = 0xce26ecb95252}, {.a = 0xcd64e567abcd, .b = 0x8f79c4fd8a01}, {.a = 0x764cd061f1e6, .b = 0xa74332f74994}, {.a = 0x1cc219e9fec1, .b = 0xb90de525ceb6}, {.a = 0x2fe3cb83ea43, .b = 0xfba88f109b32}, {.a = 0x07894ffec1d6, .b = 0xefcb0e689db3}, {.a = 0x04c297b91308, .b = 0xc8454c154cb5}, {.a = 0x7a38e3511a38, .b = 0xab16584c972a}, {.a = 0x7545df809202, .b = 0xecf751084a80}, {.a = 0x5125974cd391, .b = 0xd3eafb5df46d}, {.a = 0x7a86aa203788, .b = 0xe41242278ca2}, {.a = 0xafcef64c9913, .b = 0x9db96dca4324}, {.a = 0x04eaa462f70b, .b = 0xac17b93e2fae}, {.a = 0xe734c210f27e, .b = 0x29ba8c3e9fda}, {.a = 0xd5524f591eed, .b = 0x5daf42861b4d}, {.a = 0xe4821a377b75, .b = 0xe8709e486465}, {.a = 0x518dc6eea089, .b = 0x97c64ac98ca4}, {.a = 0xbb52f8cce07f, .b = 0x6b6119752c70}, }; void from_days_to_datetime(uint16_t days, DateTime* datetime, uint16_t start_year) { uint32_t timestamp = days * 24 * 60 * 60; DateTime start_datetime = {0}; start_datetime.year = start_year - 1; start_datetime.month = 12; start_datetime.day = 31; timestamp += datetime_datetime_to_timestamp(&start_datetime); datetime_timestamp_to_datetime(timestamp, datetime); } void from_minutes_to_datetime(uint32_t minutes, DateTime* datetime, uint16_t start_year) { uint32_t timestamp = minutes * 60; DateTime start_datetime = {0}; start_datetime.year = start_year - 1; start_datetime.month = 12; start_datetime.day = 31; timestamp += datetime_datetime_to_timestamp(&start_datetime); datetime_timestamp_to_datetime(timestamp, datetime); } bool parse_transport_block(const MfClassicBlock* block, FuriString* result) { uint16_t transport_departament = bit_lib_get_bits_16(block->data, 0, 10); FURI_LOG_I(TAG, "Transport departament: %x", transport_departament); uint16_t layout_type = bit_lib_get_bits_16(block->data, 52, 4); if(layout_type == 0xE) { layout_type = bit_lib_get_bits_16(block->data, 52, 9); } else if(layout_type == 0xF) { layout_type = bit_lib_get_bits_16(block->data, 52, 14); } FURI_LOG_I(TAG, "Layout type %x", layout_type); uint16_t card_view = 0; uint16_t card_type = 0; uint32_t card_number = 0; uint8_t card_layout = 0; uint8_t card_layout2 = 0; uint16_t card_use_before_date = 0; uint16_t card_blank_type = 0; uint32_t card_start_trip_minutes = 0; uint8_t card_minutes_pass = 0; uint32_t card_remaining_funds = 0; uint16_t card_validator = 0; uint8_t card_blocked = 0; uint32_t card_hash = 0; switch(layout_type) { case 0x02: { card_view = bit_lib_get_bits_16(block->data, 0, 10); //101 card_type = bit_lib_get_bits_16(block->data, 10, 10); //102 card_number = bit_lib_get_bits_32(block->data, 20, 32); //201 card_layout = bit_lib_get_bits(block->data, 52, 4); //111 card_use_before_date = bit_lib_get_bits_16(block->data, 56, 16); //202 uint8_t card_benefit_code = bit_lib_get_bits(block->data, 72, 8); //124 uint32_t card_rfu1 = bit_lib_get_bits_32(block->data, 80, 32); //rfu1 uint16_t card_crc16 = bit_lib_get_bits_16(block->data, 112, 16); //501.1 card_blocked = bit_lib_get_bits(block->data, 128, 1); //303 uint16_t card_start_trip_time = bit_lib_get_bits_16(block->data, 177, 12); //403 uint16_t card_start_trip_date = bit_lib_get_bits_16(block->data, 189, 16); //402 uint16_t card_valid_from_date = bit_lib_get_bits_16(block->data, 157, 16); //311 uint16_t card_valid_by_date = bit_lib_get_bits_16(block->data, 173, 16); //312 uint8_t card_start_trip_seconds = bit_lib_get_bits(block->data, 189, 6); //406 uint8_t card_transport_type1 = bit_lib_get_bits(block->data, 180, 2); //421.1 uint8_t card_transport_type2 = bit_lib_get_bits(block->data, 182, 2); //421.2 uint8_t card_transport_type3 = bit_lib_get_bits(block->data, 184, 2); //421.3 uint8_t card_transport_type4 = bit_lib_get_bits(block->data, 186, 2); //421.4 uint16_t card_use_with_date = bit_lib_get_bits_16(block->data, 189, 16); //205 uint8_t card_route = bit_lib_get_bits(block->data, 205, 1); //424 uint16_t card_validator1 = bit_lib_get_bits_16(block->data, 206, 15); //422.1 card_validator = bit_lib_get_bits_16(block->data, 205, 16); //422 uint16_t card_total_trips = bit_lib_get_bits_16(block->data, 221, 16); //331 uint8_t card_write_enabled = bit_lib_get_bits(block->data, 237, 1); //write_enabled uint8_t card_rfu2 = bit_lib_get_bits(block->data, 238, 2); //rfu2 uint16_t card_crc16_2 = bit_lib_get_bits_16(block->data, 240, 16); //501.2 FURI_LOG_D( TAG, "%x %x %lx %x %x %lx %x %x %x %x %x %x %x %x %x %x %x %x %x %x %x %x %x %x %x", card_view, card_type, card_number, card_use_before_date, card_benefit_code, card_rfu1, card_crc16, card_blocked, card_start_trip_time, card_start_trip_date, card_valid_from_date, card_valid_by_date, card_start_trip_seconds, card_transport_type1, card_transport_type2, card_transport_type3, card_transport_type4, card_use_with_date, card_route, card_validator1, card_validator, card_total_trips, card_write_enabled, card_rfu2, card_crc16_2); if(card_valid_by_date == 0) { return false; } DateTime card_use_before_date_s = {0}; from_days_to_datetime(card_valid_by_date, &card_use_before_date_s, 1992); DateTime card_start_trip_minutes_s = {0}; from_minutes_to_datetime( (card_start_trip_date) * 24 * 60 + card_start_trip_time, &card_start_trip_minutes_s, 1992); furi_string_printf( result, "Number: %010lu\nValid for: %02d.%02d.%04d\nTrips: %d\nTrip from: %02d.%02d.%04d %02d:%02d\nValidator: %05d", card_number, card_use_before_date_s.day, card_use_before_date_s.month, card_use_before_date_s.year, card_total_trips, card_start_trip_minutes_s.day, card_start_trip_minutes_s.month, card_start_trip_minutes_s.year, card_start_trip_minutes_s.hour, card_start_trip_minutes_s.minute, card_validator); break; } case 0x06: { card_view = bit_lib_get_bits_16(block->data, 0, 10); //101 card_type = bit_lib_get_bits_16(block->data, 10, 10); //102 card_number = bit_lib_get_bits_32(block->data, 20, 32); //201 card_layout = bit_lib_get_bits(block->data, 52, 4); //111 card_use_before_date = bit_lib_get_bits_16(block->data, 56, 16); //202 uint8_t card_geozone_a = bit_lib_get_bits(block->data, 72, 4); //GeoZoneA uint8_t card_geozone_b = bit_lib_get_bits(block->data, 76, 4); //GeoZoneB card_blank_type = bit_lib_get_bits_16(block->data, 80, 10); //121. uint16_t card_type_of_extended = bit_lib_get_bits_16(block->data, 90, 10); //122 uint32_t card_rfu1 = bit_lib_get_bits_16(block->data, 100, 12); //rfu1 uint16_t card_crc16 = bit_lib_get_bits_16(block->data, 112, 16); //501.1 card_blocked = bit_lib_get_bits(block->data, 128, 1); //303 uint16_t card_start_trip_time = bit_lib_get_bits_16(block->data, 129, 12); //403 uint16_t card_start_trip_date = bit_lib_get_bits_16(block->data, 141, 16); //402 uint16_t card_valid_from_date = bit_lib_get_bits_16(block->data, 157, 16); //311 uint16_t card_valid_by_date = bit_lib_get_bits_16(block->data, 173, 16); //312 uint16_t card_company = bit_lib_get_bits(block->data, 189, 4); //Company uint8_t card_validator1 = bit_lib_get_bits(block->data, 193, 4); //422.1 uint16_t card_remaining_trips = bit_lib_get_bits_16(block->data, 197, 10); //321 uint8_t card_units = bit_lib_get_bits(block->data, 207, 6); //Units uint16_t card_validator2 = bit_lib_get_bits_16(block->data, 213, 10); //422.2 uint16_t card_total_trips = bit_lib_get_bits_16(block->data, 223, 16); //331 uint8_t card_extended = bit_lib_get_bits(block->data, 239, 1); //123 uint16_t card_crc16_2 = bit_lib_get_bits_16(block->data, 240, 16); //501.2 FURI_LOG_D( TAG, "%x %x %lx %x %x %x %x %x %lx %x %x %x %x %x %x %x %x %x %x %x %x %x %x", card_view, card_type, card_number, card_use_before_date, card_geozone_a, card_geozone_b, card_blank_type, card_type_of_extended, card_rfu1, card_crc16, card_blocked, card_start_trip_time, card_start_trip_date, card_valid_from_date, card_valid_by_date, card_company, card_validator1, card_remaining_trips, card_units, card_validator2, card_total_trips, card_extended, card_crc16_2); card_validator = card_validator1 * 1024 + card_validator2; DateTime card_use_before_date_s = {0}; from_days_to_datetime(card_valid_by_date, &card_use_before_date_s, 1992); DateTime card_start_trip_minutes_s = {0}; from_minutes_to_datetime( (card_start_trip_date) * 24 * 60 + card_start_trip_time, &card_start_trip_minutes_s, 1992); furi_string_printf( result, "Number: %010lu\nValid for: %02d.%02d.%04d\nTrips left: %d of %d\nTrip from: %02d.%02d.%04d %02d:%02d\nValidator: %05d", card_number, card_use_before_date_s.day, card_use_before_date_s.month, card_use_before_date_s.year, card_remaining_trips, card_total_trips, card_start_trip_minutes_s.day, card_start_trip_minutes_s.month, card_start_trip_minutes_s.year, card_start_trip_minutes_s.hour, card_start_trip_minutes_s.minute, card_validator); break; } case 0x08: { card_view = bit_lib_get_bits_16(block->data, 0, 10); //101 card_type = bit_lib_get_bits_16(block->data, 10, 10); //102 card_number = bit_lib_get_bits_32(block->data, 20, 32); //201 card_layout = bit_lib_get_bits(block->data, 52, 4); //111 card_use_before_date = bit_lib_get_bits_16(block->data, 56, 16); //202 uint64_t card_rfu1 = bit_lib_get_bits_64(block->data, 72, 56); //rfu1 uint16_t card_valid_from_date = bit_lib_get_bits_16(block->data, 128, 16); //311 uint8_t card_valid_for_days = bit_lib_get_bits(block->data, 144, 8); //313 uint8_t card_requires_activation = bit_lib_get_bits(block->data, 152, 1); //301 uint8_t card_rfu2 = bit_lib_get_bits(block->data, 153, 7); //rfu2 uint8_t card_remaining_trips1 = bit_lib_get_bits(block->data, 160, 8); //321.1 uint8_t card_remaining_trips = bit_lib_get_bits(block->data, 168, 8); //321 uint8_t card_validator1 = bit_lib_get_bits(block->data, 193, 2); //422.1 uint16_t card_validator = bit_lib_get_bits_16(block->data, 177, 15); //422 card_hash = bit_lib_get_bits_32(block->data, 192, 32); //502 uint32_t card_rfu3 = bit_lib_get_bits_32(block->data, 224, 32); //rfu3 FURI_LOG_D( TAG, "%x %x %lx %x %llx %x %x %x %x %x %x %x %x %lx %x %lx", card_view, card_type, card_number, card_use_before_date, card_rfu1, card_valid_from_date, card_valid_for_days, card_requires_activation, card_rfu2, card_remaining_trips1, card_remaining_trips, card_validator1, card_validator, card_hash, card_valid_from_date, card_rfu3); DateTime card_use_before_date_s = {0}; from_days_to_datetime(card_use_before_date, &card_use_before_date_s, 1992); furi_string_printf( result, "Number: %010lu\nValid for: %02d.%02d.%04d\nTrips left: %d\nValidator: %05d", card_number, card_use_before_date_s.day, card_use_before_date_s.month, card_use_before_date_s.year, card_remaining_trips, card_validator); break; } case 0x0A: { card_view = bit_lib_get_bits_16(block->data, 0, 10); //101 card_type = bit_lib_get_bits_16(block->data, 10, 10); //102 card_number = bit_lib_get_bits_32(block->data, 20, 32); //201 card_layout = bit_lib_get_bits(block->data, 52, 4); //111 uint16_t card_valid_from_date = bit_lib_get_bits_16(block->data, 64, 12); //311 uint32_t card_valid_for_minutes = bit_lib_get_bits_32(block->data, 76, 19); //314 uint8_t card_requires_activation = bit_lib_get_bits(block->data, 95, 1); //301 card_start_trip_minutes = bit_lib_get_bits_32(block->data, 96, 19); //405 card_minutes_pass = bit_lib_get_bits(block->data, 119, 7); //412 uint8_t card_transport_type_flag = bit_lib_get_bits(block->data, 126, 2); //421.0 uint8_t card_remaining_trips = bit_lib_get_bits(block->data, 128, 8); //321 uint16_t card_validator = bit_lib_get_bits_16(block->data, 136, 16); //422 uint8_t card_transport_type1 = bit_lib_get_bits(block->data, 152, 2); //421.1 uint8_t card_transport_type2 = bit_lib_get_bits(block->data, 154, 2); //421.2 uint8_t card_transport_type3 = bit_lib_get_bits(block->data, 156, 2); //421.3 uint8_t card_transport_type4 = bit_lib_get_bits(block->data, 158, 2); //421.4 card_hash = bit_lib_get_bits_32(block->data, 192, 32); //502 FURI_LOG_D( TAG, "%x %x %lx %x %x %lx %x %lx %x %x %x %x %x %x %x %x %lx", card_view, card_type, card_number, card_use_before_date, card_valid_from_date, card_valid_for_minutes, card_requires_activation, card_start_trip_minutes, card_minutes_pass, card_transport_type_flag, card_remaining_trips, card_validator, card_transport_type1, card_transport_type2, card_transport_type3, card_transport_type4, card_hash); DateTime card_use_before_date_s = {0}; from_days_to_datetime(card_use_before_date, &card_use_before_date_s, 2016); DateTime card_start_trip_minutes_s = {0}; from_minutes_to_datetime(card_start_trip_minutes, &card_start_trip_minutes_s, 2016); furi_string_printf( result, "Number: %010lu\nValid for: %02d.%02d.%04d\nTrip from: %02d.%02d.%04d %02d:%02d\nTrips left: %d\nValidator: %05d", card_number, card_use_before_date_s.day, card_use_before_date_s.month, card_use_before_date_s.year, card_start_trip_minutes_s.day, card_start_trip_minutes_s.month, card_start_trip_minutes_s.year, card_start_trip_minutes_s.hour, card_start_trip_minutes_s.minute, card_remaining_trips, card_validator); break; } case 0x0C: { card_view = bit_lib_get_bits_16(block->data, 0, 10); //101 card_type = bit_lib_get_bits_16(block->data, 10, 10); //102 card_number = bit_lib_get_bits_32(block->data, 20, 32); //201 card_layout = bit_lib_get_bits(block->data, 52, 4); //111 card_use_before_date = bit_lib_get_bits_16(block->data, 56, 16); //202 uint64_t card_rfu1 = bit_lib_get_bits_64(block->data, 72, 56); //rfu1 uint16_t card_valid_from_date = bit_lib_get_bits_16(block->data, 128, 16); //311 uint8_t card_valid_for_days = bit_lib_get_bits(block->data, 144, 8); //313 uint8_t card_requires_activation = bit_lib_get_bits(block->data, 152, 1); //301 uint16_t card_rfu2 = bit_lib_get_bits_16(block->data, 153, 13); //rfu2 uint16_t card_remaining_trips = bit_lib_get_bits_16(block->data, 166, 10); //321 uint16_t card_validator = bit_lib_get_bits_16(block->data, 176, 16); //422 card_hash = bit_lib_get_bits_32(block->data, 192, 32); //502 uint16_t card_start_trip_date = bit_lib_get_bits_16(block->data, 224, 16); //402 uint16_t card_start_trip_time = bit_lib_get_bits_16(block->data, 240, 11); //403 uint8_t card_transport_type = bit_lib_get_bits(block->data, 251, 2); //421 uint8_t card_rfu3 = bit_lib_get_bits(block->data, 253, 2); //rfu3 uint8_t card_transfer_in_metro = bit_lib_get_bits(block->data, 255, 1); //432 FURI_LOG_D( TAG, "%x %x %lx %x %llx %x %x %x %x %x %x %x %x %x %x %x", card_view, card_type, card_number, card_use_before_date, card_rfu1, card_valid_from_date, card_valid_for_days, card_requires_activation, card_rfu2, card_remaining_trips, card_validator, card_start_trip_date, card_start_trip_time, card_transport_type, card_rfu3, card_transfer_in_metro); DateTime card_use_before_date_s = {0}; from_days_to_datetime(card_use_before_date, &card_use_before_date_s, 1992); DateTime card_start_trip_minutes_s = {0}; from_minutes_to_datetime( (card_start_trip_date) * 24 * 60 + card_start_trip_time, &card_start_trip_minutes_s, 1992); furi_string_printf( result, "Number: %010lu\nValid for: %02d.%02d.%04d\nTrip from: %02d.%02d.%04d %02d:%02d\nTrips left: %d\nValidator: %05d", card_number, card_use_before_date_s.day, card_use_before_date_s.month, card_use_before_date_s.year, card_start_trip_minutes_s.day, card_start_trip_minutes_s.month, card_start_trip_minutes_s.year, card_start_trip_minutes_s.hour, card_start_trip_minutes_s.minute, card_remaining_trips, card_validator); break; } case 0x0D: { card_view = bit_lib_get_bits_16(block->data, 0, 10); //101 card_type = bit_lib_get_bits_16(block->data, 10, 10); //102 card_number = bit_lib_get_bits_32(block->data, 20, 32); //201 card_layout = bit_lib_get_bits(block->data, 52, 4); //111 uint8_t card_rfu1 = bit_lib_get_bits(block->data, 56, 8); //rfu1 card_use_before_date = bit_lib_get_bits_16(block->data, 64, 16); //202 uint16_t card_valid_for_time = bit_lib_get_bits_16(block->data, 80, 11); //316 uint8_t card_rfu2 = bit_lib_get_bits(block->data, 91, 5); //rfu2 uint16_t card_use_before_date2 = bit_lib_get_bits_16(block->data, 96, 16); //202.2 uint16_t card_valid_for_time2 = bit_lib_get_bits_16(block->data, 123, 11); //316.2 uint8_t card_rfu3 = bit_lib_get_bits(block->data, 123, 5); //rfu3 uint16_t card_valid_from_date = bit_lib_get_bits_16(block->data, 128, 16); //311 uint8_t card_valid_for_days = bit_lib_get_bits(block->data, 144, 8); //313 uint8_t card_requires_activation = bit_lib_get_bits(block->data, 152, 1); //301 uint8_t card_rfu4 = bit_lib_get_bits(block->data, 153, 2); //rfu4 uint8_t card_passage_5_minutes = bit_lib_get_bits(block->data, 155, 5); //413 uint8_t card_transport_type1 = bit_lib_get_bits(block->data, 160, 2); //421.1 uint8_t card_passage_in_metro = bit_lib_get_bits(block->data, 162, 1); //431 uint8_t card_passages_ground_transport = bit_lib_get_bits(block->data, 163, 3); //433 uint16_t card_remaining_trips = bit_lib_get_bits_16(block->data, 166, 10); //321 uint16_t card_validator = bit_lib_get_bits_16(block->data, 176, 16); //422 card_hash = bit_lib_get_bits_32(block->data, 192, 32); //502 uint16_t card_start_trip_date = bit_lib_get_bits_16(block->data, 224, 16); //402 uint16_t card_start_trip_time = bit_lib_get_bits_16(block->data, 240, 11); //403 uint8_t card_transport_type2 = bit_lib_get_bits(block->data, 251, 2); //421.2 uint8_t card_rfu5 = bit_lib_get_bits(block->data, 253, 2); //rfu5 uint8_t card_transfer_in_metro = bit_lib_get_bits(block->data, 255, 1); //432 FURI_LOG_D( TAG, "%x %x %lx %x %x %x %x %x %x %x %x %x %x %x %x %x %x %x %x %x %x %x %x %x %x %x", card_view, card_type, card_number, card_layout, card_rfu1, card_use_before_date, card_valid_for_time, card_rfu2, card_use_before_date2, card_valid_for_time2, card_rfu3, card_valid_from_date, card_valid_for_days, card_requires_activation, card_rfu4, card_passage_5_minutes, card_transport_type1, card_passage_in_metro, card_passages_ground_transport, card_remaining_trips, card_validator, card_start_trip_date, card_start_trip_time, card_transport_type2, card_rfu5, card_transfer_in_metro); DateTime card_use_before_date_s = {0}; from_days_to_datetime(card_use_before_date, &card_use_before_date_s, 1992); DateTime card_start_trip_minutes_s = {0}; from_minutes_to_datetime( (card_start_trip_date) * 24 * 60 + card_start_trip_time, &card_start_trip_minutes_s, 1992); furi_string_printf( result, "Number: %010lu\nValid for: %02d.%02d.%04d\nTrip from: %02d.%02d.%04d %02d:%02d\nTrips left: %d\nValidator: %05d", card_number, card_use_before_date_s.day, card_use_before_date_s.month, card_use_before_date_s.year, card_start_trip_minutes_s.day, card_start_trip_minutes_s.month, card_start_trip_minutes_s.year, card_start_trip_minutes_s.hour, card_start_trip_minutes_s.minute, card_remaining_trips, card_validator); break; } case 0x1C1: { card_view = bit_lib_get_bits_16(block->data, 0, 10); //101 card_type = bit_lib_get_bits_16(block->data, 10, 10); //102 card_number = bit_lib_get_bits_32(block->data, 20, 32); //201 card_layout = bit_lib_get_bits(block->data, 52, 4); //111 card_layout2 = bit_lib_get_bits(block->data, 56, 5); //112 card_use_before_date = bit_lib_get_bits_16(block->data, 61, 16); //202. card_blank_type = bit_lib_get_bits_16(block->data, 77, 10); //121. card_validator = bit_lib_get_bits_16(block->data, 128, 16); //422 uint16_t card_start_trip_date = bit_lib_get_bits_16(block->data, 144, 16); //402 uint16_t card_start_trip_time = bit_lib_get_bits_16(block->data, 160, 11); //403 uint8_t card_transport_type1 = bit_lib_get_bits(block->data, 171, 2); //421.1 uint8_t card_transport_type2 = bit_lib_get_bits(block->data, 173, 2); //421.2 uint8_t card_transfer_in_metro = bit_lib_get_bits(block->data, 177, 1); //432 uint8_t card_passage_in_metro = bit_lib_get_bits(block->data, 178, 1); //431 uint8_t card_passages_ground_transport = bit_lib_get_bits(block->data, 179, 3); //433 card_minutes_pass = bit_lib_get_bits(block->data, 185, 8); //412. card_remaining_funds = bit_lib_get_bits_32(block->data, 196, 19) / 100; //322 uint8_t card_fare_trip = bit_lib_get_bits(block->data, 215, 2); //441 card_blocked = bit_lib_get_bits(block->data, 202, 1); //303 uint8_t card_zoo = bit_lib_get_bits(block->data, 218, 1); //zoo card_hash = bit_lib_get_bits_32(block->data, 224, 32); //502 FURI_LOG_D( TAG, "%x %x %lx %x %x %x %x %x %x %x %x %x %x %x %x %x %lx %x %x %x %lx", card_view, card_type, card_number, card_layout, card_layout2, card_use_before_date, card_blank_type, card_validator, card_start_trip_date, card_start_trip_time, card_transport_type1, card_transport_type2, card_transfer_in_metro, card_passage_in_metro, card_passages_ground_transport, card_minutes_pass, card_remaining_funds, card_fare_trip, card_blocked, card_zoo, card_hash); DateTime card_use_before_date_s = {0}; from_days_to_datetime(card_use_before_date, &card_use_before_date_s, 1992); DateTime card_start_trip_minutes_s = {0}; from_minutes_to_datetime(card_start_trip_minutes, &card_start_trip_minutes_s, 1992); furi_string_printf( result, "Number: %010lu\nValid for: %02d.%02d.%04d\nTrip from: %02d.%02d.%04d %02d:%02d\nValidator: %05d", card_number, card_use_before_date_s.day, card_use_before_date_s.month, card_use_before_date_s.year, card_start_trip_minutes_s.day, card_start_trip_minutes_s.month, card_start_trip_minutes_s.year, card_start_trip_minutes_s.hour, card_start_trip_minutes_s.minute, card_validator); break; } case 0x1C2: { card_view = bit_lib_get_bits_16(block->data, 0, 10); //101 card_type = bit_lib_get_bits_16(block->data, 10, 10); //102 card_number = bit_lib_get_bits_32(block->data, 20, 32); //201 card_layout = bit_lib_get_bits(block->data, 52, 4); //111 card_layout2 = bit_lib_get_bits(block->data, 56, 5); //112 uint16_t card_type_of_extended = bit_lib_get_bits_16(block->data, 61, 10); //122 card_use_before_date = bit_lib_get_bits_16(block->data, 71, 16); //202. card_blank_type = bit_lib_get_bits_16(block->data, 87, 10); //121. uint16_t card_valid_to_date = bit_lib_get_bits_16(block->data, 97, 16); //311 uint16_t card_activate_during = bit_lib_get_bits_16(block->data, 113, 9); //302 uint32_t card_valid_for_minutes = bit_lib_get_bits_32(block->data, 131, 20); //314 card_minutes_pass = bit_lib_get_bits(block->data, 154, 8); //412. uint8_t card_transport_type = bit_lib_get_bits(block->data, 163, 2); //421 uint8_t card_passage_in_metro = bit_lib_get_bits(block->data, 165, 1); //431 uint8_t card_transfer_in_metro = bit_lib_get_bits(block->data, 166, 1); //432 uint16_t card_remaining_trips = bit_lib_get_bits_16(block->data, 167, 10); //321 card_validator = bit_lib_get_bits_16(block->data, 177, 16); //422 uint32_t card_start_trip_neg_minutes = bit_lib_get_bits_32(block->data, 196, 20); //404 uint8_t card_requires_activation = bit_lib_get_bits(block->data, 216, 1); //301 card_blocked = bit_lib_get_bits(block->data, 217, 1); //303 uint8_t card_extended = bit_lib_get_bits(block->data, 218, 1); //123 card_hash = bit_lib_get_bits_32(block->data, 224, 32); //502 FURI_LOG_D( TAG, "%x %x %lx %x %x %x %x %x %x %x %lx %x %x %x %x %x %x %lx %x %x %x %lx", card_view, card_type, card_number, card_layout, card_layout2, card_type_of_extended, card_use_before_date, card_blank_type, card_valid_to_date, card_activate_during, card_valid_for_minutes, card_minutes_pass, card_transport_type, card_passage_in_metro, card_transfer_in_metro, card_remaining_trips, card_validator, card_start_trip_neg_minutes, card_requires_activation, card_blocked, card_extended, card_hash); DateTime card_use_before_date_s = {0}; from_days_to_datetime(card_use_before_date, &card_use_before_date_s, 2016); DateTime card_start_trip_minutes_s = {0}; from_minutes_to_datetime( (card_valid_to_date) * 24 * 60 + card_valid_for_minutes - card_start_trip_neg_minutes, &card_start_trip_minutes_s, 2016); //-time furi_string_printf( result, "Number: %010lu\nValid for: %02d.%02d.%04d\nTrip from: %02d.%02d.%04d %02d:%02d\nValidator: %05d", card_number, card_use_before_date_s.day, card_use_before_date_s.month, card_use_before_date_s.year, card_start_trip_minutes_s.day, card_start_trip_minutes_s.month, card_start_trip_minutes_s.year, card_start_trip_minutes_s.hour, card_start_trip_minutes_s.minute, card_validator); break; } case 0x1C3: { card_view = bit_lib_get_bits_16(block->data, 0, 10); //101 card_type = bit_lib_get_bits_16(block->data, 10, 10); //102 card_number = bit_lib_get_bits_32(block->data, 20, 32); //201 card_layout = bit_lib_get_bits(block->data, 52, 4); //111 card_layout2 = bit_lib_get_bits(block->data, 56, 5); //112 card_use_before_date = bit_lib_get_bits_16(block->data, 61, 16); //202 card_blank_type = bit_lib_get_bits_16(block->data, 77, 10); //121 card_remaining_funds = bit_lib_get_bits_32(block->data, 188, 22) / 100; //322 card_hash = bit_lib_get_bits_32(block->data, 224, 32); //502 card_validator = bit_lib_get_bits_16(block->data, 128, 16); //422 card_start_trip_minutes = bit_lib_get_bits_32(block->data, 144, 23); //405 uint8_t card_fare_trip = bit_lib_get_bits(block->data, 210, 2); //441 card_minutes_pass = bit_lib_get_bits(block->data, 171, 7); //412 uint8_t card_transport_type_flag = bit_lib_get_bits(block->data, 178, 2); //421.0 uint8_t card_transport_type1 = bit_lib_get_bits(block->data, 180, 2); //421.1 uint8_t card_transport_type2 = bit_lib_get_bits(block->data, 182, 2); //421.2 uint8_t card_transport_type3 = bit_lib_get_bits(block->data, 184, 2); //421.3 uint8_t card_transport_type4 = bit_lib_get_bits(block->data, 186, 2); //421.4 card_blocked = bit_lib_get_bits(block->data, 212, 1); //303 FURI_LOG_D( TAG, "Card view: %x, type: %x, number: %lx, layout: %x, layout2: %x, use before date: %x, blank type: %x, remaining funds: %lx, hash: %lx, validator: %x, start trip minutes: %lx, fare trip: %x, minutes pass: %x, transport type flag: %x, transport type1: %x, transport type2: %x, transport type3: %x, transport type4: %x, blocked: %x", card_view, card_type, card_number, card_layout, card_layout2, card_use_before_date, card_blank_type, card_remaining_funds, card_hash, card_validator, card_start_trip_minutes, card_fare_trip, card_minutes_pass, card_transport_type_flag, card_transport_type1, card_transport_type2, card_transport_type3, card_transport_type4, card_blocked); DateTime card_use_before_date_s = {0}; from_days_to_datetime(card_use_before_date, &card_use_before_date_s, 1992); DateTime card_start_trip_minutes_s = {0}; from_minutes_to_datetime(card_start_trip_minutes, &card_start_trip_minutes_s, 2016); furi_string_printf( result, "Number: %010lu\nValid for: %02d.%02d.%04d\nBalance: %ld rub\nTrip from: %02d.%02d.%04d %02d:%02d\nValidator: %05d", card_number, card_use_before_date_s.day, card_use_before_date_s.month, card_use_before_date_s.year, card_remaining_funds, card_start_trip_minutes_s.day, card_start_trip_minutes_s.month, card_start_trip_minutes_s.year, card_start_trip_minutes_s.hour, card_start_trip_minutes_s.minute, card_validator); break; } case 0x1C4: { card_view = bit_lib_get_bits_16(block->data, 0, 10); //101 card_type = bit_lib_get_bits_16(block->data, 10, 10); //102 card_number = bit_lib_get_bits_32(block->data, 20, 32); //201 card_layout = bit_lib_get_bits(block->data, 52, 4); //111 card_layout2 = bit_lib_get_bits(block->data, 56, 5); //112 uint16_t card_type_of_extended = bit_lib_get_bits_16(block->data, 61, 10); //122 card_use_before_date = bit_lib_get_bits_16(block->data, 71, 13); //202. card_blank_type = bit_lib_get_bits_16(block->data, 84, 10); //121. uint16_t card_valid_to_date = bit_lib_get_bits_16(block->data, 94, 13); //311 uint16_t card_activate_during = bit_lib_get_bits_16(block->data, 107, 9); //302 uint16_t card_extension_counter = bit_lib_get_bits_16(block->data, 116, 10); //304 uint32_t card_valid_for_minutes = bit_lib_get_bits_32(block->data, 128, 20); //314 card_minutes_pass = bit_lib_get_bits(block->data, 158, 7); //412. uint8_t card_transport_type_flag = bit_lib_get_bits(block->data, 178, 2); //421.0 uint8_t card_transport_type1 = bit_lib_get_bits(block->data, 180, 2); //421.1 uint8_t card_transport_type2 = bit_lib_get_bits(block->data, 182, 2); //421.2 uint8_t card_transport_type3 = bit_lib_get_bits(block->data, 184, 2); //421.3 uint8_t card_transport_type4 = bit_lib_get_bits(block->data, 186, 2); //421.4 uint16_t card_remaining_trips = bit_lib_get_bits_16(block->data, 169, 10); //321 card_validator = bit_lib_get_bits_16(block->data, 179, 16); //422 uint32_t card_start_trip_neg_minutes = bit_lib_get_bits_32(block->data, 195, 20); //404 uint8_t card_requires_activation = bit_lib_get_bits(block->data, 215, 1); //301 card_blocked = bit_lib_get_bits(block->data, 216, 1); //303 uint8_t card_extended = bit_lib_get_bits(block->data, 217, 1); //123 card_hash = bit_lib_get_bits_32(block->data, 224, 32); //502 FURI_LOG_D( TAG, "%x %x %lx %x %x %x %x %x %x %x %x %lx %x %x %x %x %x %x %x %x %lx %x %x %x %lx", card_view, card_type, card_number, card_layout, card_layout2, card_type_of_extended, card_use_before_date, card_blank_type, card_valid_to_date, card_activate_during, card_extension_counter, card_valid_for_minutes, card_minutes_pass, card_transport_type_flag, card_transport_type1, card_transport_type2, card_transport_type3, card_transport_type4, card_remaining_trips, card_validator, card_start_trip_neg_minutes, card_requires_activation, card_blocked, card_extended, card_hash); DateTime card_use_before_date_s = {0}; from_days_to_datetime(card_use_before_date, &card_use_before_date_s, 2016); DateTime card_start_trip_minutes_s = {0}; from_minutes_to_datetime( (card_use_before_date + 1) * 24 * 60 + card_valid_for_minutes - card_start_trip_neg_minutes, &card_start_trip_minutes_s, 2011); //-time furi_string_printf( result, "Number: %010lu\nValid for: %02d.%02d.%04d\nTrip from: %02d.%02d.%04d %02d:%02d\nValidator: %05d", card_number, card_use_before_date_s.day, card_use_before_date_s.month, card_use_before_date_s.year, card_start_trip_minutes_s.day, card_start_trip_minutes_s.month, card_start_trip_minutes_s.year, card_start_trip_minutes_s.hour, card_start_trip_minutes_s.minute, card_validator); break; } case 0x1C5: { card_view = bit_lib_get_bits_16(block->data, 0, 10); //101 card_type = bit_lib_get_bits_16(block->data, 10, 10); //102 card_number = bit_lib_get_bits_32(block->data, 20, 32); //201 card_layout = bit_lib_get_bits(block->data, 52, 4); //111 card_layout2 = bit_lib_get_bits(block->data, 56, 5); //112 card_use_before_date = bit_lib_get_bits_16(block->data, 61, 13); //202. card_blank_type = bit_lib_get_bits_16(block->data, 74, 10); //121. uint32_t card_valid_to_time = bit_lib_get_bits_32(block->data, 84, 23); //317 uint16_t card_extension_counter = bit_lib_get_bits_16(block->data, 107, 10); //304 card_start_trip_minutes = bit_lib_get_bits_32(block->data, 128, 23); //405 uint8_t card_metro_ride_with = bit_lib_get_bits(block->data, 151, 7); //414 card_minutes_pass = bit_lib_get_bits(block->data, 158, 7); //412. card_remaining_funds = bit_lib_get_bits_32(block->data, 167, 19) / 100; //322 card_validator = bit_lib_get_bits_16(block->data, 186, 16); //422 card_blocked = bit_lib_get_bits(block->data, 202, 1); //303 uint16_t card_route = bit_lib_get_bits_16(block->data, 204, 12); //424 uint8_t card_passages_ground_transport = bit_lib_get_bits(block->data, 216, 7); //433 card_hash = bit_lib_get_bits_32(block->data, 224, 32); //502 FURI_LOG_D( TAG, "%x %x %lx %x %x %x %x %lx %x %lx %x %x %lx %x %x %x %x %lx", card_view, card_type, card_number, card_layout, card_layout2, card_use_before_date, card_blank_type, card_valid_to_time, card_extension_counter, card_start_trip_minutes, card_metro_ride_with, card_minutes_pass, card_remaining_funds, card_validator, card_blocked, card_route, card_passages_ground_transport, card_hash); DateTime card_use_before_date_s = {0}; from_days_to_datetime(card_use_before_date, &card_use_before_date_s, 2019); DateTime card_start_trip_minutes_s = {0}; from_minutes_to_datetime(card_start_trip_minutes, &card_start_trip_minutes_s, 2019); furi_string_printf( result, "Number: %010lu\nValid for: %02d.%02d.%04d\nBalance: %ld rub\nTrip from: %02d.%02d.%04d %02d:%02d\nValidator: %05d", card_number, card_use_before_date_s.day, card_use_before_date_s.month, card_use_before_date_s.year, card_remaining_funds, card_start_trip_minutes_s.day, card_start_trip_minutes_s.month, card_start_trip_minutes_s.year, card_start_trip_minutes_s.hour, card_start_trip_minutes_s.minute, card_validator); break; } case 0x1C6: { card_view = bit_lib_get_bits_16(block->data, 0, 10); //101 card_type = bit_lib_get_bits_16(block->data, 10, 10); //102 card_number = bit_lib_get_bits_32(block->data, 20, 32); //201 card_layout = bit_lib_get_bits(block->data, 52, 4); //111 card_layout2 = bit_lib_get_bits(block->data, 56, 5); //112 uint16_t card_type_of_extended = bit_lib_get_bits_16(block->data, 61, 10); //122 card_use_before_date = bit_lib_get_bits_16(block->data, 71, 13); //202. card_blank_type = bit_lib_get_bits_16(block->data, 84, 10); //121. uint32_t card_valid_from_date = bit_lib_get_bits_32(block->data, 94, 23); //311 uint16_t card_extension_counter = bit_lib_get_bits_16(block->data, 117, 10); //304 uint32_t card_valid_for_minutes = bit_lib_get_bits_32(block->data, 128, 20); //314 uint32_t card_start_trip_neg_minutes = bit_lib_get_bits_32(block->data, 148, 20); //404 uint8_t card_metro_ride_with = bit_lib_get_bits(block->data, 168, 7); //414 card_minutes_pass = bit_lib_get_bits(block->data, 175, 7); //412. uint16_t card_remaining_trips = bit_lib_get_bits_16(block->data, 182, 7); //321 card_validator = bit_lib_get_bits_16(block->data, 189, 16); //422 card_blocked = bit_lib_get_bits(block->data, 205, 1); //303 uint8_t card_extended = bit_lib_get_bits(block->data, 206, 1); //123 uint16_t card_route = bit_lib_get_bits_16(block->data, 212, 12); //424 card_hash = bit_lib_get_bits_32(block->data, 224, 32); //502 FURI_LOG_D( TAG, "%x %x %lx %x %x %x %x %x %lx %x %lx %lx %x %x %x %x %x %x %x %lx", card_view, card_type, card_number, card_layout, card_layout2, card_type_of_extended, card_use_before_date, card_blank_type, card_valid_from_date, card_extension_counter, card_valid_for_minutes, card_start_trip_neg_minutes, card_metro_ride_with, card_minutes_pass, card_remaining_trips, card_validator, card_blocked, card_extended, card_route, card_hash); DateTime card_use_before_date_s = {0}; from_days_to_datetime(card_use_before_date, &card_use_before_date_s, 2019); DateTime card_start_trip_minutes_s = {0}; from_minutes_to_datetime( card_valid_from_date + card_valid_for_minutes - card_start_trip_neg_minutes, &card_start_trip_minutes_s, 2019); //-time furi_string_printf( result, "Number: %010lu\nValid for: %02d.%02d.%04d\nTrip from: %02d.%02d.%04d %02d:%02d\nValidator: %05d", card_number, card_use_before_date_s.day, card_use_before_date_s.month, card_use_before_date_s.year, card_start_trip_minutes_s.day, card_start_trip_minutes_s.month, card_start_trip_minutes_s.year, card_start_trip_minutes_s.hour, card_start_trip_minutes_s.minute, card_validator); break; } case 0x3CCB: { card_view = bit_lib_get_bits_16(block->data, 0, 10); //101 card_type = bit_lib_get_bits_16(block->data, 10, 10); //102 card_number = bit_lib_get_bits_32(block->data, 20, 32); //201 card_layout = bit_lib_get_bits(block->data, 52, 4); //111 uint16_t card_tech_code = bit_lib_get_bits_32(block->data, 56, 10); //tech_code uint16_t card_valid_to_minutes = bit_lib_get_bits_16(block->data, 66, 16); //311 uint16_t card_valid_by_date = bit_lib_get_bits_16(block->data, 82, 16); //312 uint8_t card_interval = bit_lib_get_bits(block->data, 98, 4); //interval uint16_t card_app_code1 = bit_lib_get_bits_16(block->data, 102, 16); //app_code1 uint16_t card_hash1 = bit_lib_get_bits_16(block->data, 112, 16); //502.1 uint16_t card_type1 = bit_lib_get_bits_16(block->data, 128, 10); //type1 uint16_t card_app_code2 = bit_lib_get_bits_16(block->data, 138, 10); //app_code2 uint16_t card_type2 = bit_lib_get_bits_16(block->data, 148, 10); //type2 uint16_t card_app_code3 = bit_lib_get_bits_16(block->data, 158, 10); //app_code3 uint16_t card_type3 = bit_lib_get_bits_16(block->data, 148, 10); //type3 uint16_t card_app_code4 = bit_lib_get_bits_16(block->data, 168, 10); //app_code4 uint16_t card_type4 = bit_lib_get_bits_16(block->data, 178, 10); //type4 card_hash = bit_lib_get_bits_32(block->data, 224, 32); //502.2 FURI_LOG_D( TAG, "%x %x %lx %x %x %x %x %x %x %x %x %x %x %x %x %x %x %x %x %lx", card_view, card_type, card_number, card_layout, card_tech_code, card_use_before_date, card_blank_type, card_valid_to_minutes, card_valid_by_date, card_interval, card_app_code1, card_hash1, card_type1, card_app_code2, card_type2, card_app_code3, card_type3, card_app_code4, card_type4, card_hash); DateTime card_use_before_date_s = {0}; from_days_to_datetime(card_valid_by_date, &card_use_before_date_s, 1992); furi_string_printf( result, "Number: %010lu\nValid for: %02d.%02d.%04d\nValidator: %05d", card_number, card_use_before_date_s.day, card_use_before_date_s.month, card_use_before_date_s.year, card_validator); break; } case 0x3C0B: { card_view = bit_lib_get_bits_16(block->data, 0, 10); //101 card_type = bit_lib_get_bits_16(block->data, 10, 10); //102 card_number = bit_lib_get_bits_32(block->data, 20, 32); //201 card_layout = bit_lib_get_bits(block->data, 52, 4); //111 uint16_t card_tech_code = bit_lib_get_bits_32(block->data, 56, 10); //tech_code uint16_t card_valid_to_minutes = bit_lib_get_bits_16(block->data, 66, 16); //311 uint16_t card_valid_by_date = bit_lib_get_bits_16(block->data, 82, 16); //312 uint16_t card_hash = bit_lib_get_bits_16(block->data, 112, 16); //502.1 FURI_LOG_D( TAG, "%x %x %lx %x %x %x %x %x %x %x", card_view, card_type, card_number, card_layout, card_tech_code, card_use_before_date, card_blank_type, card_valid_to_minutes, card_valid_by_date, card_hash); DateTime card_use_before_date_s = {0}; from_days_to_datetime(card_valid_by_date, &card_use_before_date_s, 1992); furi_string_printf( result, "Number: %010lu\nValid for: %02d.%02d.%04d\nValidator: %05d", card_number, card_use_before_date_s.day, card_use_before_date_s.month, card_use_before_date_s.year, card_validator); break; } default: return false; } return true; } static bool troika_get_card_config(TroikaCardConfig* config, MfClassicType type) { bool success = true; if(type == MfClassicType1k) { config->data_sector = 11; config->keys = troika_1k_keys; } else if(type == MfClassicType4k) { config->data_sector = 11; config->keys = troika_4k_keys; } else { success = false; } return success; } static bool troika_verify_type(Nfc* nfc, MfClassicType type) { bool verified = false; do { TroikaCardConfig cfg = {}; if(!troika_get_card_config(&cfg, type)) break; const uint8_t block_num = mf_classic_get_first_block_num_of_sector(cfg.data_sector); FURI_LOG_D(TAG, "Verifying sector %lu", cfg.data_sector); MfClassicKey key = {0}; bit_lib_num_to_bytes_be(cfg.keys[cfg.data_sector].a, COUNT_OF(key.data), key.data); MfClassicAuthContext auth_context; MfClassicError error = mf_classic_poller_sync_auth(nfc, block_num, &key, MfClassicKeyTypeA, &auth_context); if(error != MfClassicErrorNone) { FURI_LOG_D(TAG, "Failed to read block %u: %d", block_num, error); break; } FURI_LOG_D(TAG, "Verify success!"); verified = true; } while(false); return verified; } static bool troika_verify(Nfc* nfc) { return troika_verify_type(nfc, MfClassicType1k) || troika_verify_type(nfc, MfClassicType4k); } static bool troika_read(Nfc* nfc, NfcDevice* device) { furi_assert(nfc); furi_assert(device); bool is_read = false; MfClassicData* data = mf_classic_alloc(); nfc_device_copy_data(device, NfcProtocolMfClassic, data); do { MfClassicType type = MfClassicTypeMini; MfClassicError error = mf_classic_poller_sync_detect_type(nfc, &type); if(error != MfClassicErrorNone) break; data->type = type; TroikaCardConfig cfg = {}; if(!troika_get_card_config(&cfg, data->type)) break; MfClassicDeviceKeys keys = { .key_a_mask = 0, .key_b_mask = 0, }; for(size_t i = 0; i < mf_classic_get_total_sectors_num(data->type); i++) { bit_lib_num_to_bytes_be(cfg.keys[i].a, sizeof(MfClassicKey), keys.key_a[i].data); FURI_BIT_SET(keys.key_a_mask, i); bit_lib_num_to_bytes_be(cfg.keys[i].b, sizeof(MfClassicKey), keys.key_b[i].data); FURI_BIT_SET(keys.key_b_mask, i); } error = mf_classic_poller_sync_read(nfc, &keys, data); if(error == MfClassicErrorNotPresent) { FURI_LOG_W(TAG, "Failed to read data"); break; } nfc_device_set_data(device, NfcProtocolMfClassic, data); is_read = (error == MfClassicErrorNone); } while(false); mf_classic_free(data); return is_read; } static bool troika_parse(const NfcDevice* device, FuriString* parsed_data) { furi_assert(device); const MfClassicData* data = nfc_device_get_data(device, NfcProtocolMfClassic); bool parsed = false; do { // Verify card type TroikaCardConfig cfg = {}; if(!troika_get_card_config(&cfg, data->type)) break; // Verify key const MfClassicSectorTrailer* sec_tr = mf_classic_get_sector_trailer_by_sector(data, cfg.data_sector); const uint64_t key = bit_lib_bytes_to_num_be(sec_tr->key_a.data, COUNT_OF(sec_tr->key_a.data)); if(key != cfg.keys[cfg.data_sector].a) break; FuriString* metro_result = furi_string_alloc(); FuriString* ground_result = furi_string_alloc(); FuriString* tat_result = furi_string_alloc(); bool result1 = parse_transport_block(&data->block[32], metro_result); bool result2 = parse_transport_block(&data->block[28], ground_result); bool result3 = parse_transport_block(&data->block[16], tat_result); furi_string_cat_printf(parsed_data, "\e#Troyka card\n"); if(result1) { furi_string_cat_printf( parsed_data, "\e#Metro\n%s\n", furi_string_get_cstr(metro_result)); } if(result2) { furi_string_cat_printf( parsed_data, "\e#Ediniy\n%s\n", furi_string_get_cstr(ground_result)); } if(result3) { furi_string_cat_printf(parsed_data, "\e#TAT\n%s\n", furi_string_get_cstr(tat_result)); } furi_string_free(tat_result); furi_string_free(ground_result); furi_string_free(metro_result); parsed = result1 || result2 || result3; } while(false); return parsed; } /* Actual implementation of app<>plugin interface */ static const NfcSupportedCardsPlugin troika_plugin = { .protocol = NfcProtocolMfClassic, .verify = troika_verify, .read = troika_read, .parse = troika_parse, }; /* Plugin descriptor to comply with basic plugin specification */ static const FlipperAppPluginDescriptor troika_plugin_descriptor = { .appid = NFC_SUPPORTED_CARD_PLUGIN_APP_ID, .ep_api_version = NFC_SUPPORTED_CARD_PLUGIN_API_VERSION, .entry_point = &troika_plugin, }; /* Plugin entry point - must return a pointer to const descriptor */ const FlipperAppPluginDescriptor* troika_plugin_ep() { return &troika_plugin_descriptor; }