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Don't do iso14443-4 select for mifare emulations on processor cards (IDPrime, SmartMX, ...)

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This commit is contained in:
pwpiwi 2017-10-01 17:52:10 +02:00
commit c04a4b60ce
9 changed files with 64 additions and 53 deletions
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37
armsrc/iso14443a.c
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@ -1733,7 +1733,8 @@ int ReaderReceive(uint8_t *receivedAnswer, uint8_t *parity)
// fills the card info record unless NULL
// if anticollision is false, then the UID must be provided in uid_ptr[]
// and num_cascades must be set (1: 4 Byte UID, 2: 7 Byte UID, 3: 10 Byte UID)
int iso14443a_select_card(byte_t *uid_ptr, iso14a_card_select_t *p_hi14a_card, uint32_t *cuid_ptr, bool anticollision, uint8_t num_cascades) {
// requests ATS unless no_rats is true
int iso14443a_select_card(byte_t *uid_ptr, iso14a_card_select_t *p_hi14a_card, uint32_t *cuid_ptr, bool anticollision, uint8_t num_cascades, bool no_rats) {
uint8_t wupa[] = { 0x52 }; // 0x26 - REQA 0x52 - WAKE-UP
uint8_t sel_all[] = { 0x93,0x20 };
uint8_t sel_uid[] = { 0x93,0x70,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
@ -1868,24 +1869,24 @@ int iso14443a_select_card(byte_t *uid_ptr, iso14a_card_select_t *p_hi14a_card, u
// non iso14443a compliant tag
if( (sak & 0x20) == 0) return 2;
// Request for answer to select
AppendCrc14443a(rats, 2);
ReaderTransmit(rats, sizeof(rats), NULL);
if (!no_rats) {
// Request for answer to select
AppendCrc14443a(rats, 2);
ReaderTransmit(rats, sizeof(rats), NULL);
if (!(len = ReaderReceive(resp, resp_par))) return 0;
if (!(len = ReaderReceive(resp, resp_par))) return 0;
if(p_hi14a_card) {
memcpy(p_hi14a_card->ats, resp, sizeof(p_hi14a_card->ats));
p_hi14a_card->ats_len = len;
if(p_hi14a_card) {
memcpy(p_hi14a_card->ats, resp, len);
p_hi14a_card->ats_len = len;
}
// reset the PCB block number
iso14_pcb_blocknum = 0;
// set default timeout based on ATS
iso14a_set_ATS_timeout(resp);
}
// reset the PCB block number
iso14_pcb_blocknum = 0;
// set default timeout based on ATS
iso14a_set_ATS_timeout(resp);
return 1;
}
@ -1971,7 +1972,7 @@ void ReaderIso14443a(UsbCommand *c)
iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);
if(!(param & ISO14A_NO_SELECT)) {
iso14a_card_select_t *card = (iso14a_card_select_t*)buf;
arg0 = iso14443a_select_card(NULL, card, NULL, true, 0);
arg0 = iso14443a_select_card(NULL, card, NULL, true, 0, param & ISO14A_NO_RATS);
cmd_send(CMD_ACK,arg0,card->uidlen,0,buf,sizeof(iso14a_card_select_t));
}
}
@ -2168,7 +2169,7 @@ void ReaderMifare(bool first_try)
SpinDelay(100);
}
if(!iso14443a_select_card(uid, NULL, &cuid, true, 0)) {
if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {
if (MF_DBGLEVEL >= 1) Dbprintf("Mifare: Can't select card");
continue;
}