mirror of
https://github.com/DarkFlippers/unleashed-firmware
synced 2025-03-08 17:07:19 +00:00
eafeefb843
* rfal: add new data exchange function * core: add FURI_BIT to common defines * furi_hal_nfc: add data exchange with custom patiry bits * lib: extend nfc common API * assets: add mf classic dictionary * lib: introduce mifare classic library * nfc: add dictionary reader helper * nfc worker: add worker events, add mifare classic read * nfc: rework scenes with worker events * nfc: add read mifare classic GUI * nfc device: add mifare classic save * nfc: add dictionary open fail scene * nfc: mention resources * stream: fix stream read line * subghz: rework file read with fixed stream_read_line * furi_hal_nfc: decrease communication timeout * nfc: rework keys load from dictionary with file_stream * nfc: add read mifare classic suggestion * nfc: fix mifare classic read view * nfc: fix index size * nfc: add switch to no dictionary found scene * nfc: add mifare classic load * nfc: improve read mifare classic design * mifare_classic: add proxmark3 mention * nfc: format sources * nfc: fix typos, add documentation
53 lines
1.5 KiB
C
53 lines
1.5 KiB
C
#include "nfc_mf_classic_dict.h"
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#include <flipper_format/flipper_format.h>
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#include <lib/toolbox/args.h>
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#define NFC_MF_CLASSIC_DICT_PATH "/ext/nfc/assets/mf_classic_dict.nfc"
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#define NFC_MF_CLASSIC_KEY_LEN (13)
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bool nfc_mf_classic_dict_check_presence(Storage* storage) {
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furi_assert(storage);
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return storage_common_stat(storage, NFC_MF_CLASSIC_DICT_PATH, NULL) == FSE_OK;
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}
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bool nfc_mf_classic_dict_open_file(Stream* stream) {
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furi_assert(stream);
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return file_stream_open(stream, NFC_MF_CLASSIC_DICT_PATH, FSAM_READ, FSOM_OPEN_EXISTING);
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}
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void nfc_mf_classic_dict_close_file(Stream* stream) {
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furi_assert(stream);
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file_stream_close(stream);
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}
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bool nfc_mf_classic_dict_get_next_key(Stream* stream, uint64_t* key) {
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furi_assert(stream);
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furi_assert(key);
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uint8_t key_byte_tmp = 0;
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string_t next_line;
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string_init(next_line);
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*key = 0;
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bool next_key_read = false;
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while(!next_key_read) {
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if(stream_read_line(stream, next_line)) break;
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if(string_get_char(next_line, 0) == '#') continue;
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if(string_size(next_line) != NFC_MF_CLASSIC_KEY_LEN) continue;
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for(uint8_t i = 0; i < 12; i += 2) {
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args_char_to_hex(
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string_get_char(next_line, i), string_get_char(next_line, i + 1), &key_byte_tmp);
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*key |= (uint64_t)key_byte_tmp << 8 * (5 - i / 2);
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}
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next_key_read = true;
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}
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string_clear(next_line);
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return next_key_read;
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}
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void nfc_mf_classic_dict_reset(Stream* stream) {
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furi_assert(stream);
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stream_rewind(stream);
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}
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