Some more tinkering with a generic 13.56MHz reader, still not finished

[proxmark3-svn] / armsrc / iclass.c

diff --git a/armsrc/iclass.c b/armsrc/iclass.c
index 6f81526b6ea1d955059ea296fcd1be6993b1faf8..c673bb54aacf63417adeafcbf5b2b885b89de4e0 100644 (file)
--- a/armsrc/iclass.c
+++ b/armsrc/iclass.c
@@ -691,7 +691,7 @@ void RAMFUNC SnoopIClass(void)
     
     // reset traceLen to 0
     iso14a_set_tracing(TRUE);
-    iso14a_clear_tracelen();
+    iso14a_clear_trace();
     iso14a_set_trigger(FALSE);
 
     // The DMA buffer, used to stream samples from the FPGA
@@ -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;
-       }
-*/     
 }