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[FL-3156] Mark keys as not found when they couldn't auth successfully (#2476)

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* Mark keys as not found when they couldn't auth successfully
* Improve logging and fix the reading bug

Co-authored-by: あく <alleteam@gmail.com>
This commit is contained in:
Astra
2023-03-16 10:58:07 +02:00
committed by GitHub
parent 9fbf327028
commit e90042368f
2 changed files with 33 additions and 6 deletions
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13
lib/nfc/nfc_worker.c
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@@ -739,7 +739,7 @@ void nfc_worker_mf_classic_dict_attack(NfcWorker* nfc_worker) {
if(mf_classic_authenticate_skip_activate(
&tx_rx, block_num, key, MfClassicKeyA, !deactivated, cuid)) {
mf_classic_set_key_found(data, i, MfClassicKeyA, key);
FURI_LOG_D(TAG, "Key found");
FURI_LOG_D(TAG, "Key A found");
nfc_worker->callback(NfcWorkerEventFoundKeyA, nfc_worker->context);
uint64_t found_key;
@@ -753,22 +753,31 @@ void nfc_worker_mf_classic_dict_attack(NfcWorker* nfc_worker) {
}
nfc_worker_mf_classic_key_attack(nfc_worker, found_key, &tx_rx, i + 1);
break;
}
nfc_worker_mf_classic_key_attack(nfc_worker, key, &tx_rx, i + 1);
}
furi_hal_nfc_sleep();
deactivated = true;
} else {
mf_classic_set_key_not_found(data, i, MfClassicKeyA);
is_key_a_found = false;
FURI_LOG_D(TAG, "Key %dA not found in attack", i);
}
if(!is_key_b_found) {
is_key_b_found = mf_classic_is_key_found(data, i, MfClassicKeyB);
if(mf_classic_authenticate_skip_activate(
&tx_rx, block_num, key, MfClassicKeyB, !deactivated, cuid)) {
FURI_LOG_D(TAG, "Key found");
FURI_LOG_D(TAG, "Key B found");
mf_classic_set_key_found(data, i, MfClassicKeyB, key);
nfc_worker->callback(NfcWorkerEventFoundKeyB, nfc_worker->context);
nfc_worker_mf_classic_key_attack(nfc_worker, key, &tx_rx, i + 1);
}
deactivated = true;
} else {
mf_classic_set_key_not_found(data, i, MfClassicKeyB);
is_key_b_found = false;
FURI_LOG_D(TAG, "Key %dB not found in attack", i);
}
if(is_key_a_found && is_key_b_found) break;
if(nfc_worker->state != NfcWorkerStateMfClassicDictAttack) break;