]> cvs.zerfleddert.de Git - proxmark3-svn/blobdiff - armsrc/iso14443a.c
replaced strncasecmp with strcmp to get rid of compile errors
[proxmark3-svn] / armsrc / iso14443a.c
index c5557d394ef1cb2e9f2c6fd00fd3004b1dd1e438..dbada07678f727f3ae801a200ee7dfe6c1544923 100644 (file)
@@ -583,7 +583,7 @@ void SnoopIso14443a(void)
     // And now we loop, receiving samples.\r
     for(;;) {\r
                WDT_HIT();\r
-        int behindBy = (lastRxCounter - PDC_RX_COUNTER(SSC_BASE)) &\r
+        int behindBy = (lastRxCounter - AT91C_BASE_PDC_SSC->PDC_RCR) &\r
                                 (DMA_BUFFER_SIZE-1);\r
         if(behindBy > maxBehindBy) {\r
             maxBehindBy = behindBy;\r
@@ -600,8 +600,8 @@ void SnoopIso14443a(void)
         if(upTo - dmaBuf > DMA_BUFFER_SIZE) {\r
             upTo -= DMA_BUFFER_SIZE;\r
             lastRxCounter += DMA_BUFFER_SIZE;\r
-            PDC_RX_NEXT_POINTER(SSC_BASE) = (DWORD)upTo;\r
-            PDC_RX_NEXT_COUNTER(SSC_BASE) = DMA_BUFFER_SIZE;\r
+            AT91C_BASE_PDC_SSC->PDC_RNPR = (DWORD)upTo;\r
+            AT91C_BASE_PDC_SSC->PDC_RNCR = DMA_BUFFER_SIZE;\r
         }\r
 \r
         samples += 4;\r
@@ -672,7 +672,7 @@ void SnoopIso14443a(void)
     DbpIntegers(Uart.byteCntMax, traceLen, (int)Uart.output[0]);\r
 \r
 done:\r
-    PDC_CONTROL(SSC_BASE) = PDC_RX_DISABLE;\r
+    AT91C_BASE_PDC_SSC->PDC_PTCR = AT91C_PDC_RXTDIS;\r
     DbpIntegers(maxBehindBy, Uart.state, Uart.byteCnt);\r
     DbpIntegers(Uart.byteCntMax, traceLen, (int)Uart.output[0]);\r
     LED_A_OFF();\r
@@ -857,11 +857,11 @@ static BOOL GetIso14443aCommandFromReader(BYTE *received, int *len, int maxLen)
 \r
         if(BUTTON_PRESS()) return FALSE;\r
 \r
-        if(SSC_STATUS & (SSC_STATUS_TX_READY)) {\r
-            SSC_TRANSMIT_HOLDING = 0x00;\r
+        if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_TXRDY)) {\r
+            AT91C_BASE_SSC->SSC_THR = 0x00;\r
         }\r
-        if(SSC_STATUS & (SSC_STATUS_RX_READY)) {\r
-            BYTE b = (BYTE)SSC_RECEIVE_HOLDING;\r
+        if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) {\r
+            BYTE b = (BYTE)AT91C_BASE_SSC->SSC_RHR;\r
                        if(MillerDecoding((b & 0xf0) >> 4)) {\r
                                *len = Uart.byteCnt;\r
                                return TRUE;\r
@@ -914,8 +914,6 @@ static const BYTE response2a[] = { 0x51, 0x48, 0x1d, 0x80, 0x84 }; //  uid - cas
 BYTE response3a[] = { 0x20, 0x00, 0x00 }; // SAK Select (cascade2) successful response (DESFire)\r
 ComputeCrc14443(CRC_14443_A, response3a, 1, &response3a[1], &response3a[2]);\r
 \r
-// When reader tries to authenticate\r
-       // static const BYTE cmd5[] = { 0x60, 0x00, 0xf5, 0x7b };\r
     static const BYTE response5[] = { 0x00, 0x00, 0x00, 0x00 }; // Very random tag nonce\r
 \r
     BYTE *resp;\r
@@ -1130,7 +1128,7 @@ ComputeCrc14443(CRC_14443_A, response3a, 1, &response3a[1], &response3a[2]);
 \r
         // Modulate Manchester\r
                FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_ISO14443A | FPGA_HF_ISO14443A_TAGSIM_MOD);\r
-        SSC_TRANSMIT_HOLDING = 0x00;\r
+        AT91C_BASE_SSC->SSC_THR = 0x00;\r
         FpgaSetupSsc();\r
 \r
                // ### Transmit the response ###\r
@@ -1138,11 +1136,11 @@ ComputeCrc14443(CRC_14443_A, response3a, 1, &response3a[1], &response3a[2]);
                b = 0x00;\r
                fdt_indicator = FALSE;\r
         for(;;) {\r
-            if(SSC_STATUS & (SSC_STATUS_RX_READY)) {\r
-                               volatile BYTE b = (BYTE)SSC_RECEIVE_HOLDING;\r
+            if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) {\r
+                               volatile BYTE b = (BYTE)AT91C_BASE_SSC->SSC_RHR;\r
                 (void)b;\r
             }\r
-            if(SSC_STATUS & (SSC_STATUS_TX_READY)) {\r
+            if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_TXRDY)) {\r
                                if(i > respLen) {\r
                                        b = 0x00;\r
                                        u++;\r
@@ -1150,7 +1148,7 @@ ComputeCrc14443(CRC_14443_A, response3a, 1, &response3a[1], &response3a[2]);
                                        b = resp[i];\r
                                        i++;\r
                                }\r
-                               SSC_TRANSMIT_HOLDING = b;\r
+                               AT91C_BASE_SSC->SSC_THR = b;\r
 \r
                 if(u > 4) {\r
                     break;\r
@@ -1179,12 +1177,12 @@ static void TransmitFor14443a(const BYTE *cmd, int len, int *samples, int *wait)
        if(*wait < 10) { *wait = 10; }\r
 \r
     for(c = 0; c < *wait;) {\r
-        if(SSC_STATUS & (SSC_STATUS_TX_READY)) {\r
-            SSC_TRANSMIT_HOLDING = 0x00;               // For exact timing!\r
+        if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_TXRDY)) {\r
+            AT91C_BASE_SSC->SSC_THR = 0x00;            // For exact timing!\r
             c++;\r
         }\r
-        if(SSC_STATUS & (SSC_STATUS_RX_READY)) {\r
-            volatile DWORD r = SSC_RECEIVE_HOLDING;\r
+        if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) {\r
+            volatile DWORD r = AT91C_BASE_SSC->SSC_RHR;\r
             (void)r;\r
         }\r
         WDT_HIT();\r
@@ -1192,15 +1190,15 @@ static void TransmitFor14443a(const BYTE *cmd, int len, int *samples, int *wait)
 \r
     c = 0;\r
     for(;;) {\r
-        if(SSC_STATUS & (SSC_STATUS_TX_READY)) {\r
-            SSC_TRANSMIT_HOLDING = cmd[c];\r
+        if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_TXRDY)) {\r
+            AT91C_BASE_SSC->SSC_THR = cmd[c];\r
             c++;\r
             if(c >= len) {\r
                 break;\r
             }\r
         }\r
-        if(SSC_STATUS & (SSC_STATUS_RX_READY)) {\r
-            volatile DWORD r = SSC_RECEIVE_HOLDING;\r
+        if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) {\r
+            volatile DWORD r = AT91C_BASE_SSC->SSC_RHR;\r
             (void)r;\r
         }\r
         WDT_HIT();\r
@@ -1456,13 +1454,13 @@ static BOOL GetIso14443aAnswerFromTag(BYTE *receivedResponse, int maxLen, int *s
        for(;;) {\r
         WDT_HIT();\r
 \r
-        if(SSC_STATUS & (SSC_STATUS_TX_READY)) {\r
-            SSC_TRANSMIT_HOLDING = 0x00;  // To make use of exact timing of next command from reader!!\r
+        if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_TXRDY)) {\r
+            AT91C_BASE_SSC->SSC_THR = 0x00;  // To make use of exact timing of next command from reader!!\r
                        (*elapsed)++;\r
         }\r
-        if(SSC_STATUS & (SSC_STATUS_RX_READY)) {\r
+        if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) {\r
                        if(c < 512) { c++; } else { return FALSE; }\r
-            b = (BYTE)SSC_RECEIVE_HOLDING;\r
+            b = (BYTE)AT91C_BASE_SSC->SSC_RHR;\r
                        if(ManchesterDecoding((b & 0xf0) >> 4)) {\r
                                *samples = ((c - 1) << 3) + 4;\r
                                return TRUE;\r
@@ -1503,6 +1501,9 @@ void ReaderIso14443a(DWORD parameter)
        //BYTE cmd6[] = { 0xe0,0x50,0xbc,0xa5 };  // original RATS\r
        BYTE cmd6[] = { 0xe0,0x21,0xb2,0xc7 };  // Desfire RATS\r
 \r
+       // Mifare AUTH\r
+       BYTE cmd7[] = { 0x60, 0x00, 0x00, 0x00 };\r
+\r
        int reqaddr = 2024;                                     // was 2024 - tied to other size changes\r
        int reqsize = 60;\r
 \r
@@ -1525,8 +1526,8 @@ void ReaderIso14443a(DWORD parameter)
     BYTE *req6 = (((BYTE *)BigBuf) + reqaddr + (reqsize * 5));\r
     int req6Len;\r
 \r
-       //BYTE *req7 = (((BYTE *)BigBuf) + reqaddr + (reqsize * 6));\r
-       //int req7Len;\r
+    BYTE *req7 = (((BYTE *)BigBuf) + reqaddr + (reqsize * 6));\r
+    int req7Len;\r
 \r
        BYTE *receivedAnswer = (((BYTE *)BigBuf) + 3560);       // was 3560 - tied to other size changes\r
 \r
@@ -1771,13 +1772,15 @@ void ReaderIso14443a(DWORD parameter)
                }\r
 \r
                // Secondly compute the two CRC bytes at the end\r
-               ComputeCrc14443(CRC_14443_A, cmd5, 2, &cmd5[2], &cmd5[3]);\r
+               ComputeCrc14443(CRC_14443_A, cmd7, 2, &cmd7[2], &cmd7[3]);\r
+               CodeIso14443aAsReader(cmd7, sizeof(cmd7));\r
+               memcpy(req7, ToSend, ToSendMax); req7Len = ToSendMax;\r
                // Send authentication request (Mifare Classic)\r
-               TransmitFor14443a(req5, req5Len, &samples, &wait);\r
+               TransmitFor14443a(req7, req7Len, &samples, &wait);\r
                trace[traceLen++] = 0; trace[traceLen++] = 0; trace[traceLen++] = 0; trace[traceLen++] = 0;\r
                trace[traceLen++] = 0; trace[traceLen++] = 0; trace[traceLen++] = 0; trace[traceLen++] = 0;\r
                trace[traceLen++] = 4;\r
-               memcpy(trace+traceLen, cmd5, 4);\r
+               memcpy(trace+traceLen, cmd7, 4);\r
                traceLen += 4;\r
                if(traceLen > TRACE_LENGTH) goto done;\r
                if(GetIso14443aAnswerFromTag(receivedAnswer, 100, &samples, &elapsed)) {\r
@@ -1808,9 +1811,8 @@ void ReaderIso14443a(DWORD parameter)
        }\r
 \r
 done:\r
-       LED_A_OFF();\r
-       LED_B_OFF();\r
-       LED_C_OFF();\r
+       FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
+       LEDsoff();\r
        DbpIntegers(rsamples, 0xCC, 0xCC);\r
        DbpString("ready..");\r
 }\r
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