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iceman1001 2023-04-02 07:00:48 +02:00
commit bb4dad45d9
1 changed files with 16 additions and 17 deletions
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33
armsrc/mifarecmd.c
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@ -1356,10 +1356,13 @@ void MifareNested(uint8_t blockNo, uint8_t keyType, uint8_t targetBlockNo, uint8
LED_C_ON();
// get crypted nonces for target sector
for (i = 0; i < 2 && !isOK; i++) { // look for exactly two different nonces
for (i = 0; ((i < 2) && (isOK == PM3_SUCCESS)); i++) {
// look for exactly two different nonces
target_nt[i] = 0;
while (target_nt[i] == 0) { // continue until we have an unambiguous nonce
// continue until we have an unambiguous nonce
while (target_nt[i] == 0) {
// Test if the action was cancelled
if (BUTTON_PRESS() || data_available()) {
@ -1373,7 +1376,7 @@ void MifareNested(uint8_t blockNo, uint8_t keyType, uint8_t targetBlockNo, uint8
continue;
}
if (!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {
if (iso14443a_select_card(uid, NULL, &cuid, true, 0, true) == false) {
if (g_dbglevel >= DBG_INFO) Dbprintf("Nested: Can't select card");
continue;
};
@ -1452,6 +1455,7 @@ void MifareNested(uint8_t blockNo, uint8_t keyType, uint8_t targetBlockNo, uint8
memcpy(payload.nt_b, &target_nt[1], 4);
memcpy(payload.ks_b, &target_ks[1], 4);
LED_B_ON();
reply_ng(CMD_HF_MIFARE_NESTED, PM3_SUCCESS, (uint8_t *)&payload, sizeof(payload));
FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
LEDsoff();
@ -1497,7 +1501,7 @@ void MifareStaticNested(uint8_t blockNo, uint8_t keyType, uint8_t targetBlockNo,
continue;
};
// first colleciton
// first collection
if (mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, NULL)) {
continue;
};
@ -1519,7 +1523,7 @@ void MifareStaticNested(uint8_t blockNo, uint8_t keyType, uint8_t targetBlockNo,
nt2 = bytes_to_num(receivedAnswer, 4);
target_ks[0] = nt2 ^ target_nt[0];
// second colleciton
// second collection
if (mifare_classic_halt(pcs, cuid)) {
continue;
@ -2074,7 +2078,6 @@ void MifareChkKeys(uint8_t *datain, uint8_t reserved_mem) {
uint64_t key = 0;
uint32_t cuid = 0;
int i, res;
uint8_t cascade_levels = 0;
struct {
uint8_t key[6];
@ -2113,12 +2116,12 @@ void MifareChkKeys(uint8_t *datain, uint8_t reserved_mem) {
set_tracing(false);
for (i = 0; i < key_count; i++) {
for (uint16_t i = 0; i < key_count; i++) {
// Iceman: use piwi's faster nonce collecting part in hardnested.
if (!have_uid) { // need a full select cycle to get the uid first
if (have_uid == false) { // need a full select cycle to get the uid first
iso14a_card_select_t card_info;
if (!iso14443a_select_card(uid, &card_info, &cuid, true, 0, true)) {
if (iso14443a_select_card(uid, &card_info, &cuid, true, 0, true) == false) {
if (g_dbglevel >= DBG_ERROR) Dbprintf("ChkKeys: Can't select card (ALL)");
--i; // try same key once again
continue;
@ -2138,7 +2141,7 @@ void MifareChkKeys(uint8_t *datain, uint8_t reserved_mem) {
}
have_uid = true;
} else { // no need for anticollision. We can directly select the card
if (!iso14443a_select_card(uid, NULL, NULL, false, cascade_levels, true)) {
if (iso14443a_select_card(uid, NULL, NULL, false, cascade_levels, true) == false) {
if (g_dbglevel >= DBG_ERROR) Dbprintf("ChkKeys: Can't select card (UID)");
--i; // try same key once again
continue;
@ -2146,12 +2149,10 @@ void MifareChkKeys(uint8_t *datain, uint8_t reserved_mem) {
}
key = bytes_to_num(datain + i * 6, 6);
res = mifare_classic_auth(pcs, cuid, blockNo, keyType, key, AUTH_FIRST);
if (mifare_classic_auth(pcs, cuid, blockNo, keyType, key, AUTH_FIRST)) {
// CHK_TIMEOUT();
if (res)
continue;
}
memcpy(keyresult.key, datain + i * 6, 6);
keyresult.found = true;
@ -2159,14 +2160,12 @@ void MifareChkKeys(uint8_t *datain, uint8_t reserved_mem) {
}
LED_B_ON();
crypto1_deinit(pcs);
reply_ng(CMD_HF_MIFARE_CHKKEYS, PM3_SUCCESS, (uint8_t *)&keyresult, sizeof(keyresult));
FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
LEDsoff();
set_tracing(false);
crypto1_deinit(pcs);
g_dbglevel = oldbg;
}