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added better tracing capabilities, fixed some reader issues

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roel@libnfc.org 2012-06-29 10:47:07 +00:00
parent 81cd0474cb
commit 4ab4336a97
2 changed files with 28 additions and 57 deletions
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81
armsrc/iclass.c
View file

@ -1172,6 +1172,10 @@ void SimulateIClass(uint8_t arg0, uint8_t *datain)
if (respdata != NULL) {
LogTrace(respdata,respsize, 0, SwapBits(GetParity(respdata,respsize),respsize), FALSE);
}
if(traceLen > TRACE_SIZE) {
DbpString("Trace full");
break;
}
}
memset(receivedCmd, 0x44, RECV_CMD_SIZE);
@ -1412,7 +1416,7 @@ int ReaderReceiveIClass(uint8_t* receivedAnswer)
void ReaderIClass(uint8_t arg0) {
uint8_t act_all[] = { 0x0a };
uint8_t identify[] = { 0x0c };
//uint8_t select[] = { 0x81, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
uint8_t select[] = { 0x81, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
uint8_t* resp = (((uint8_t *)BigBuf) + 3560); // was 3560 - tied to other size changes
@ -1438,74 +1442,37 @@ void ReaderIClass(uint8_t arg0) {
LED_A_ON();
for(;;) {
if(traceLen > TRACE_SIZE || BUTTON_PRESS()) break;
if(traceLen > TRACE_SIZE) {
DbpString("Trace full");
break;
}
if (BUTTON_PRESS()) break;
// Send act_all
ReaderTransmitIClass(act_all, 1);
// Card present?
if(ReaderReceiveIClass(resp)) {
ReaderTransmitIClass(identify, 1);
if(ReaderReceiveIClass(resp)) {
//ReaderTransmitIClass(select, sizeof(select));
if(ReaderReceiveIClass(resp) == 10) {
// Select card
memcpy(&select[1],resp,8);
ReaderTransmitIClass(select, sizeof(select));
if(ReaderReceiveIClass(resp) == 10) {
Dbprintf(" Selected CSN: %02x %02x %02x %02x %02x %02x %02x %02x",
resp[0], resp[1], resp[2],
resp[3], resp[4], resp[5],
resp[6], resp[7]);
}
// Card selected, whats next... ;-)
}
}
WDT_HIT();
}
LED_A_OFF();
/* if(resp_data)
memcpy(resp_data->atqa, resp, 2);
// OK we will select at least at cascade 1, lets see if first byte of UID was 0x88 in
// which case we need to make a cascade 2 request and select - this is a long UID
// While the UID is not complete, the 3nd bit (from the right) is set in the SAK.
for(; sak & 0x04; cascade_level++)
{
// SELECT_* (L1: 0x93, L2: 0x95, L3: 0x97)
sel_uid[0] = sel_all[0] = 0x93 + cascade_level * 2;
// SELECT_ALL
ReaderTransmit(sel_all,sizeof(sel_all));
if (!ReaderReceive(resp)) return 0;
if(uid_ptr) memcpy(uid_ptr + cascade_level*4, resp, 4);
// calculate crypto UID
if(cuid_ptr) *cuid_ptr = bytes_to_num(resp, 4);
// Construct SELECT UID command
memcpy(sel_uid+2,resp,5);
AppendCrc14443a(sel_uid,7);
ReaderTransmit(sel_uid,sizeof(sel_uid));
// Receive the SAK
if (!ReaderReceive(resp)) return 0;
sak = resp[0];
}
if(resp_data) {
resp_data->sak = sak;
resp_data->ats_len = 0;
}
//-- this byte not UID, it CT. http://www.nxp.com/documents/application_note/AN10927.pdf page 3
if (uid_ptr[0] == 0x88) {
memcpy(uid_ptr, uid_ptr + 1, 7);
uid_ptr[7] = 0;
}
if( (sak & 0x20) == 0)
return 2; // non iso14443a compliant tag
// Request for answer to select
if(resp_data) { // JCOP cards - if reader sent RATS then there is no MIFARE session at all!!!
AppendCrc14443a(rats, 2);
ReaderTransmit(rats, sizeof(rats));
if (!(len = ReaderReceive(resp))) return 0;
memcpy(resp_data->ats, resp, sizeof(resp_data->ats));
resp_data->ats_len = len;
}
*/
}

4
armsrc/iso14443a.c
View file

@ -1324,6 +1324,10 @@ void SimulateIso14443aTag(int tagType, int uid_1st, int uid_2nd)
if (respdata != NULL) {
LogTrace(respdata,respsize, 0, SwapBits(GetParity(respdata,respsize),respsize), FALSE);
}
if(traceLen > TRACE_SIZE) {
DbpString("Trace full");
break;
}
}
memset(receivedCmd, 0x44, RECV_CMD_SIZE);