X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/0675f200e6d52728457664e5e127af2496af9bdd..d13dee9046acdaa599e224f0a8546054eb818c6e:/armsrc/mifarecmd.c?ds=inline

diff --git a/armsrc/mifarecmd.c b/armsrc/mifarecmd.c
index 84820730..daecf541 100644
--- a/armsrc/mifarecmd.c
+++ b/armsrc/mifarecmd.c
@@ -1,5 +1,5 @@
 //-----------------------------------------------------------------------------
-// Merlok - June 2011
+// Merlok - June 2011, 2012
 // Gerhard de Koning Gans - May 2008
 // Hagen Fritsch - June 2010
 //
@@ -735,7 +735,12 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
   
   // params
 	uint8_t needWipe = arg0;
-	uint8_t needGetUID = arg1;
+	// bit 0 - need get UID
+	// bit 1 - need wupC
+	// bit 2 - need HALT after sequence
+	// bit 3 - need init FPGA and field before sequence
+	// bit 4 - need reset FPGA and LED
+	uint8_t workFlags = arg1;
 	uint8_t blockNo = arg2;
 	
 	// card commands
@@ -752,24 +757,26 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
 	memset(uid, 0x00, 8);
 	uint8_t* receivedAnswer = mifare_get_bigbufptr();
 	
-	// clear trace
-	iso14a_clear_tracelen();
-  iso14a_set_tracing(TRUE);
+	if (workFlags & 0x08) {
+		// clear trace
+		iso14a_clear_tracelen();
+		iso14a_set_tracing(TRUE);
 
-	iso14443a_setup();
+		iso14443a_setup();
 
-	LED_A_ON();
-	LED_B_OFF();
-	LED_C_OFF();
+		LED_A_ON();
+		LED_B_OFF();
+		LED_C_OFF();
 	
-	SpinDelay(300);
-	FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
-	SpinDelay(100);
-	FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_ISO14443A | FPGA_HF_ISO14443A_READER_MOD);
+		SpinDelay(300);
+		FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+		SpinDelay(100);
+		FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_ISO14443A | FPGA_HF_ISO14443A_READER_MOD);
+	}
 
 	while (true) {
 		// get UID from chip
-		if (needGetUID) {
+		if (workFlags & 0x01) {
 			if(!iso14443a_select_card(uid, NULL, &cuid)) {
 				if (MF_DBGLEVEL >= 1)	Dbprintf("Can't select card");
 				break;
@@ -801,18 +808,20 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
 			};
 		};	
 
-		// write UID block
-		ReaderTransmitShort(wupC1);
-		if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {
-			if (MF_DBGLEVEL >= 1)	Dbprintf("wupC1 error");
-			break;
-		};
+		// write block
+		if (workFlags & 0x02) {
+			ReaderTransmitShort(wupC1);
+			if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {
+				if (MF_DBGLEVEL >= 1)	Dbprintf("wupC1 error");
+				break;
+			};
 
-		ReaderTransmit(wupC2, sizeof(wupC2));
-		if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {
-			if (MF_DBGLEVEL >= 1)	Dbprintf("wupC2 error");
-			break;
-		};
+			ReaderTransmit(wupC2, sizeof(wupC2));
+			if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {
+				if (MF_DBGLEVEL >= 1)	Dbprintf("wupC2 error");
+				break;
+			};
+		}
 
 		if ((mifare_sendcmd_short(NULL, 0, 0xA0, blockNo, receivedAnswer) != 1) || (receivedAnswer[0] != 0x0a)) {
 			if (MF_DBGLEVEL >= 1)	Dbprintf("write block send command error");
@@ -828,10 +837,12 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
 			break;
 		};	
 	
-		if(mifare_classic_halt(NULL, cuid)) {
-			if (MF_DBGLEVEL >= 1)	Dbprintf("Halt error");
-			break;
-		};
+		if (workFlags & 0x04) {
+			if (mifare_classic_halt(NULL, cuid)) {
+				if (MF_DBGLEVEL >= 1)	Dbprintf("Halt error");
+				break;
+			};
+		}
 		
 		isOK = 1;
 		break;
@@ -848,7 +859,100 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
 	UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));
 	LED_B_OFF();
 
-  // Thats it...
-	FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
-	LEDsoff();
+	if ((workFlags & 0x10) || (!isOK)) {
+		// Thats it...
+		FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+		LEDsoff();
+	}
 }
+
+void MifareCGetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){
+  
+  // params
+	// bit 1 - need wupC
+	// bit 2 - need HALT after sequence
+	// bit 3 - need init FPGA and field before sequence
+	// bit 4 - need reset FPGA and LED
+	uint8_t workFlags = arg0;
+	uint8_t blockNo = arg2;
+	
+	// card commands
+	uint8_t wupC1[]       = { 0x40 }; 
+	uint8_t wupC2[]       = { 0x43 }; 
+	
+	// variables
+	byte_t isOK = 0;
+	uint8_t data[18];
+	uint32_t cuid = 0;
+	
+	memset(data, 0x00, 18);
+	uint8_t* receivedAnswer = mifare_get_bigbufptr();
+	
+	if (workFlags & 0x08) {
+		// clear trace
+		iso14a_clear_tracelen();
+		iso14a_set_tracing(TRUE);
+
+		iso14443a_setup();
+
+		LED_A_ON();
+		LED_B_OFF();
+		LED_C_OFF();
+	
+		SpinDelay(300);
+		FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+		SpinDelay(100);
+		FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_ISO14443A | FPGA_HF_ISO14443A_READER_MOD);
+	}
+
+	while (true) {
+		if (workFlags & 0x02) {
+			ReaderTransmitShort(wupC1);
+			if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {
+				if (MF_DBGLEVEL >= 1)	Dbprintf("wupC1 error");
+				break;
+			};
+
+			ReaderTransmit(wupC2, sizeof(wupC2));
+			if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {
+				if (MF_DBGLEVEL >= 1)	Dbprintf("wupC2 error");
+				break;
+			};
+		}
+
+		// read block
+		if ((mifare_sendcmd_short(NULL, 0, 0x30, blockNo, receivedAnswer) != 18)) {
+			if (MF_DBGLEVEL >= 1)	Dbprintf("read block send command error");
+			break;
+		};
+		memcpy(data, receivedAnswer, 18);
+		
+		if (workFlags & 0x04) {
+			if (mifare_classic_halt(NULL, cuid)) {
+				if (MF_DBGLEVEL >= 1)	Dbprintf("Halt error");
+				break;
+			};
+		}
+		
+		isOK = 1;
+		break;
+	}
+	
+	UsbCommand ack = {CMD_ACK, {isOK, 0, 0}};
+	if (isOK) memcpy(ack.d.asBytes, data, 18);
+	
+	// add trace trailer
+	memset(data, 0x44, 4);
+	LogTrace(data, 4, 0, 0, TRUE);
+
+	LED_B_ON();
+	UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));
+	LED_B_OFF();
+
+	if ((workFlags & 0x10) || (!isOK)) {
+		// Thats it...
+		FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+		LEDsoff();
+	}
+}
+