147 lines
6.3 KiB
C
147 lines
6.3 KiB
C
#include "nfc_supported_card.h"
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#include "plantain_parser.h" // For plantain-specific stuff
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#include <gui/modules/widget.h>
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#include <nfc_worker_i.h>
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#include "furi_hal.h"
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static const MfClassicAuthContext two_cities_keys_4k[] = {
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{.sector = 0, .key_a = 0xffffffffffff, .key_b = 0xffffffffffff},
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{.sector = 1, .key_a = 0xffffffffffff, .key_b = 0xffffffffffff},
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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 = 0xe56ac127dd45, .key_b = 0x19fc84a3784b},
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{.sector = 5, .key_a = 0x77dabc9825e1, .key_b = 0x9764fec3154a},
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{.sector = 6, .key_a = 0x2aa05ed1856f, .key_b = 0xeaac88e5dc99},
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{.sector = 7, .key_a = 0xffffffffffff, .key_b = 0xffffffffffff},
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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 = 0xea0fd73cb149, .key_b = 0x29c35fa068fb},
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{.sector = 11, .key_a = 0xc76bf71a2509, .key_b = 0x9ba241db3f56},
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{.sector = 12, .key_a = 0xacffffffffff, .key_b = 0x71f3a315ad26},
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{.sector = 13, .key_a = 0xffffffffffff, .key_b = 0xffffffffffff},
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{.sector = 14, .key_a = 0xffffffffffff, .key_b = 0xffffffffffff},
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{.sector = 15, .key_a = 0x2aa05ed1856f, .key_b = 0xeaac88e5dc99},
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{.sector = 16, .key_a = 0x72f96bdd3714, .key_b = 0x462225cd34cf},
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{.sector = 17, .key_a = 0x044ce1872bc3, .key_b = 0x8c90c70cff4a},
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{.sector = 18, .key_a = 0xbc2d1791dec1, .key_b = 0xca96a487de0b},
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{.sector = 19, .key_a = 0x8791b2ccb5c4, .key_b = 0xc956c3b80da3},
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{.sector = 20, .key_a = 0x8e26e45e7d65, .key_b = 0x8e65b3af7d22},
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{.sector = 21, .key_a = 0x0f318130ed18, .key_b = 0x0c420a20e056},
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{.sector = 22, .key_a = 0x045ceca15535, .key_b = 0x31bec3d9e510},
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{.sector = 23, .key_a = 0x9d993c5d4ef4, .key_b = 0x86120e488abf},
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{.sector = 24, .key_a = 0xc65d4eaa645b, .key_b = 0xb69d40d1a439},
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{.sector = 25, .key_a = 0x3a8a139c20b4, .key_b = 0x8818a9c5d406},
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{.sector = 26, .key_a = 0xbaff3053b496, .key_b = 0x4b7cb25354d3},
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{.sector = 27, .key_a = 0x7413b599c4ea, .key_b = 0xb0a2AAF3A1BA},
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{.sector = 28, .key_a = 0x0ce7cd2cc72b, .key_b = 0xfa1fbb3f0f1f},
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{.sector = 29, .key_a = 0x0be5fac8b06a, .key_b = 0x6f95887a4fd3},
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{.sector = 30, .key_a = 0x26973ea74321, .key_b = 0xd27058c6e2c7},
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{.sector = 31, .key_a = 0xeb0a8ff88ade, .key_b = 0x578a9ada41e3},
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{.sector = 32, .key_a = 0x7a396f0d633d, .key_b = 0xad2bdc097023},
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{.sector = 33, .key_a = 0xa3faa6daff67, .key_b = 0x7600e889adf9},
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{.sector = 34, .key_a = 0x2aa05ed1856f, .key_b = 0xeaac88e5dc99},
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{.sector = 35, .key_a = 0x2aa05ed1856f, .key_b = 0xeaac88e5dc99},
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{.sector = 36, .key_a = 0xa7141147d430, .key_b = 0xff16014fefc7},
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{.sector = 37, .key_a = 0x8a8d88151a00, .key_b = 0x038b5f9b5a2a},
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{.sector = 38, .key_a = 0xb27addfb64b0, .key_b = 0x152fd0c420a7},
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{.sector = 39, .key_a = 0x7259fa0197c6, .key_b = 0x5583698df085},
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};
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bool two_cities_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 != MfClassicType4k) {
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return false;
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}
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uint8_t sector = 4;
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uint8_t block = mf_classic_get_sector_trailer_block_num_by_sector(sector);
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FURI_LOG_D("2cities", "Verifying sector %d", sector);
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if(mf_classic_authenticate(tx_rx, block, 0xe56ac127dd45, MfClassicKeyA)) {
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FURI_LOG_D("2cities", "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 two_cities_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(two_cities_keys_4k); i++) {
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mf_classic_reader_add_sector(
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&reader,
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two_cities_keys_4k[i].sector,
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two_cities_keys_4k[i].key_a,
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two_cities_keys_4k[i].key_b);
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FURI_LOG_T("2cities", "Added sector %d", two_cities_keys_4k[i].sector);
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}
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return mf_classic_read_card(tx_rx, &reader, &nfc_worker->dev_data->mf_classic_data) == 40;
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}
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bool two_cities_parser_parse(NfcDeviceData* dev_data) {
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MfClassicData* data = &dev_data->mf_classic_data;
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// Verify key
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MfClassicSectorTrailer* sec_tr = mf_classic_get_sector_trailer_by_sector(data, 4);
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uint64_t key = nfc_util_bytes2num(sec_tr->key_a, 6);
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if(key != two_cities_keys_4k[4].key_a) return false;
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// =====
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// PLANTAIN
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// =====
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// Point to block 0 of sector 4, value 0
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uint8_t* temp_ptr = &data->block[4 * 4].value[0];
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// Read first 4 bytes of block 0 of sector 4 from last to first and convert them to uint32_t
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// 38 18 00 00 becomes 00 00 18 38, and equals to 6200 decimal
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uint32_t balance =
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((temp_ptr[3] << 24) | (temp_ptr[2] << 16) | (temp_ptr[1] << 8) | temp_ptr[0]) / 100;
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// Read card number
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// Point to block 0 of sector 0, value 0
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temp_ptr = &data->block[0 * 4].value[0];
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// Read first 7 bytes of block 0 of sector 0 from last to first and convert them to uint64_t
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// 80 5C 23 8A 16 31 04 becomes 04 31 16 8A 23 5C 80, and equals to 36130104729284868 decimal
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uint8_t card_number_arr[7];
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for(size_t i = 0; i < 7; i++) {
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card_number_arr[i] = temp_ptr[6 - i];
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}
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// Copy card number to uint64_t
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uint64_t card_number = 0;
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for(size_t i = 0; i < 7; i++) {
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card_number = (card_number << 8) | card_number_arr[i];
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}
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// =====
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// --PLANTAIN--
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// =====
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// TROIKA
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// =====
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uint8_t* troika_temp_ptr = &data->block[8 * 4 + 1].value[5];
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uint16_t troika_balance = ((troika_temp_ptr[0] << 8) | troika_temp_ptr[1]) / 25;
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troika_temp_ptr = &data->block[8 * 4].value[3];
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uint32_t troika_number = 0;
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for(size_t i = 0; i < 4; i++) {
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troika_number <<= 8;
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troika_number |= troika_temp_ptr[i];
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}
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troika_number >>= 4;
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furi_string_printf(
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dev_data->parsed_data,
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"\e#Troika+Plantain\nPN: %llu-\nPB: %ld rur.\nTN: %ld\nTB: %d rur.\n",
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card_number,
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balance,
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troika_number,
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troika_balance);
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return true;
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}
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