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NFC CLI: Fix multiple apdu commands from not working when one of them gives an empty response (#2922)

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* NFC CLI: Fix multiple apdu commands from not working when one of them gives an empty response
* Make PVS happy

Co-authored-by: hedger <hedger@users.noreply.github.com>
Co-authored-by: あく <alleteam@gmail.com>
This commit is contained in:
erikj95
2023-08-03 00:24:02 +09:00
committed by GitHub
co-authored by hedger あく
parent a7aef0bfc2
commit cf6706c42e
2 changed files with 5 additions and 5 deletions
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lib/nfc/nfc_worker.c
+4 -4
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@@ -946,13 +946,13 @@ void nfc_worker_mf_classic_dict_attack(NfcWorker* nfc_worker) {
}
if(!mf_classic_is_key_found(data, i, MfClassicKeyB)) {
if(mf_classic_authenticate_skip_activate(
&tx_rx, block_num, key, MfClassicKeyB, !deactivated, cuid)) {
&tx_rx, block_num, key, MfClassicKeyB, !deactivated, cuid)) { //-V547
FURI_LOG_D(TAG, "Key B found: %012llX", key);
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;
deactivated = true; //-V1048
} else {
// If the key B is marked as found and matches the searching key, invalidate it
MfClassicSectorTrailer* sec_trailer =
@@ -964,12 +964,12 @@ void nfc_worker_mf_classic_dict_attack(NfcWorker* nfc_worker) {
if(mf_classic_is_key_found(data, i, MfClassicKeyB) &&
memcmp(sec_trailer->key_b, current_key, 6) == 0) {
if(!mf_classic_authenticate_skip_activate(
&tx_rx, block_num, key, MfClassicKeyB, !deactivated, cuid)) {
&tx_rx, block_num, key, MfClassicKeyB, !deactivated, cuid)) { //-V547
mf_classic_set_key_not_found(data, i, MfClassicKeyB);
FURI_LOG_D(TAG, "Key %dB not found in attack", i);
}
furi_hal_nfc_sleep();
deactivated = true;
deactivated = true; //-V1048
}
}
if(mf_classic_is_key_found(data, i, MfClassicKeyA) &&