9f3b80e606
* Add the "Two cities" parser * Add plantain and plantain4k parsers * Add new parsers to the supported list * United card PoC * Fix nfc device not sleeping * Completely read the 4K troika variants * Correct naming * Update to reflect upstream changes * Add support for MfUl info * Fix parsers * Card type detection fixes * Remove debug info * Fixes for the verification of cards * nfc: fix verification for supported cards * nfc: remove unused vars * Improve card reading reliability and fix plantain * plantain: change log level Co-authored-by: gornekich <n.gorbadey@gmail.com>
88 lines
3.4 KiB
C
88 lines
3.4 KiB
C
#include "nfc_supported_card.h"
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#include <gui/modules/widget.h>
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#include <nfc_worker_i.h>
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static const MfClassicAuthContext troika_keys[] = {
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{.sector = 0, .key_a = 0xa0a1a2a3a4a5, .key_b = 0xfbf225dc5d58},
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{.sector = 1, .key_a = 0xa82607b01c0d, .key_b = 0x2910989b6880},
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{.sector = 2, .key_a = 0x2aa05ed1856f, .key_b = 0xeaac88e5dc99},
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{.sector = 3, .key_a = 0x2aa05ed1856f, .key_b = 0xeaac88e5dc99},
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{.sector = 4, .key_a = 0x73068f118c13, .key_b = 0x2b7f3253fac5},
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{.sector = 5, .key_a = 0xfbc2793d540b, .key_b = 0xd3a297dc2698},
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{.sector = 6, .key_a = 0x2aa05ed1856f, .key_b = 0xeaac88e5dc99},
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{.sector = 7, .key_a = 0xae3d65a3dad4, .key_b = 0x0f1c63013dba},
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{.sector = 8, .key_a = 0xa73f5dc1d333, .key_b = 0xe35173494a81},
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{.sector = 9, .key_a = 0x69a32f1c2f19, .key_b = 0x6b8bd9860763},
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{.sector = 10, .key_a = 0x9becdf3d9273, .key_b = 0xf8493407799d},
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{.sector = 11, .key_a = 0x08b386463229, .key_b = 0x5efbaecef46b},
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{.sector = 12, .key_a = 0xcd4c61c26e3d, .key_b = 0x31c7610de3b0},
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{.sector = 13, .key_a = 0xa82607b01c0d, .key_b = 0x2910989b6880},
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{.sector = 14, .key_a = 0x0e8f64340ba4, .key_b = 0x4acec1205d75},
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{.sector = 15, .key_a = 0x2aa05ed1856f, .key_b = 0xeaac88e5dc99},
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};
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bool troika_parser_verify(NfcWorker* nfc_worker, FuriHalNfcTxRxContext* tx_rx) {
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furi_assert(nfc_worker);
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UNUSED(nfc_worker);
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if(nfc_worker->dev_data->mf_classic_data.type != MfClassicType1k) {
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return false;
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}
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uint8_t sector = 11;
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uint8_t block = mf_classic_get_sector_trailer_block_num_by_sector(sector);
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FURI_LOG_D("Troika", "Verifying sector %d", sector);
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if(mf_classic_authenticate(tx_rx, block, 0x08b386463229, MfClassicKeyA)) {
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FURI_LOG_D("Troika", "Sector %d verified", sector);
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return true;
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}
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return false;
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}
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bool troika_parser_read(NfcWorker* nfc_worker, FuriHalNfcTxRxContext* tx_rx) {
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furi_assert(nfc_worker);
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MfClassicReader reader = {};
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FuriHalNfcDevData* nfc_data = &nfc_worker->dev_data->nfc_data;
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reader.type = mf_classic_get_classic_type(nfc_data->atqa[0], nfc_data->atqa[1], nfc_data->sak);
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for(size_t i = 0; i < COUNT_OF(troika_keys); i++) {
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mf_classic_reader_add_sector(
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&reader, troika_keys[i].sector, troika_keys[i].key_a, troika_keys[i].key_b);
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}
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return mf_classic_read_card(tx_rx, &reader, &nfc_worker->dev_data->mf_classic_data) == 16;
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}
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bool troika_parser_parse(NfcDeviceData* dev_data) {
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MfClassicData* data = &dev_data->mf_classic_data;
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bool troika_parsed = false;
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do {
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// Verify key
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MfClassicSectorTrailer* sec_tr = mf_classic_get_sector_trailer_by_sector(data, 8);
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uint64_t key = nfc_util_bytes2num(sec_tr->key_a, 6);
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if(key != troika_keys[8].key_a) break;
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// Verify card type
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if(data->type != MfClassicType1k) break;
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// Parse data
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uint8_t* temp_ptr = &data->block[8 * 4 + 1].value[5];
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uint16_t balance = ((temp_ptr[0] << 8) | temp_ptr[1]) / 25;
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temp_ptr = &data->block[8 * 4].value[3];
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uint32_t number = 0;
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for(size_t i = 0; i < 4; i++) {
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number <<= 8;
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number |= temp_ptr[i];
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}
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number >>= 4;
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string_printf(
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dev_data->parsed_data, "\e#Troika\nNum: %ld\nBalance: %d rur.", number, balance);
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troika_parsed = true;
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} while(false);
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return troika_parsed;
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}
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