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Fixed (?) issue with mifare simulation auth failed. See http://www.proxmark.org/forum/viewtopic.php?pid=9192#p9192

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martin.holst@gmail.com 2014-01-22 08:49:28 +00:00
parent e691fc45bc
commit af1caf6e4a
1 changed files with 3 additions and 3 deletions
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6
armsrc/iso14443a.c
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@ -2135,7 +2135,7 @@ void Mifare1ksim(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
//uint32_t cardRn = 0;
uint32_t cardRr = 0;
uint32_t cuid = 0;
//uint32_t rn_enc = 0;
uint32_t rn_enc = 0;
uint32_t ans = 0;
uint32_t cardINTREG = 0;
uint8_t cardINTBLOCK = 0;
@ -2313,8 +2313,8 @@ void Mifare1ksim(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
case MFEMUL_AUTH1:{
if (len == 8) {
// --- crypto
//rn_enc = bytes_to_num(receivedCmd, 4);
//cardRn = rn_enc ^ crypto1_word(pcs, rn_enc , 1);
rn_enc = bytes_to_num(receivedCmd, 4);
crypto1_word(pcs, rn_enc , 1);
cardRr = bytes_to_num(&receivedCmd[4], 4) ^ crypto1_word(pcs, 0, 0);
// test if auth OK
if (cardRr != prng_successor(nonce, 64)){