X-Git-Url: http://cvs.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/b8e461ff615047d6d2bff883167b187d0098de4d..02ab5afa8701ecc9434e7d8c30850d0d4ec5903f:/armsrc/appmain.c

diff --git a/armsrc/appmain.c b/armsrc/appmain.c
index f4c51e3d..f7bcd620 100644
--- a/armsrc/appmain.c
+++ b/armsrc/appmain.c
@@ -16,10 +16,12 @@
 #include "cmd.h"
 #include "proxmark3.h"
 #include "apps.h"
+#include "fpga.h"
 #include "util.h"
 #include "printf.h"
 #include "string.h"
 #include "legicrf.h"
+#include "legicrfsim.h"
 #include "hitag2.h"
 #include "hitagS.h"
 #include "lfsampling.h"
@@ -29,9 +31,13 @@
 #ifdef WITH_LCD
  #include "LCD.h"
 #endif
+#ifdef WITH_SMARTCARD
+ #include "i2c.h"
+#endif
+
 
 // Craig Young - 14a stand-alone code
-#ifdef WITH_ISO14443a_StandAlone
+#ifdef WITH_ISO14443a
  #include "iso14443a.h"
 #endif
 
@@ -135,35 +141,28 @@ void Dbhexdump(int len, uint8_t *d, bool bAsci) {
 // return that.
 //-----------------------------------------------------------------------------
 static int ReadAdc(int ch)
-{
-	uint32_t d;
-
-	AT91C_BASE_ADC->ADC_CR = AT91C_ADC_SWRST;
-	AT91C_BASE_ADC->ADC_MR =
-		ADC_MODE_PRESCALE(63  /* was 32 */) |							// ADC_CLK = MCK / ((63+1) * 2) = 48MHz / 128 = 375kHz
-		ADC_MODE_STARTUP_TIME(1  /* was 16 */) |						// Startup Time = (1+1) * 8 / ADC_CLK = 16 / 375kHz = 42,7us     Note: must be > 20us
-		ADC_MODE_SAMPLE_HOLD_TIME(15  /* was 8 */); 					// Sample & Hold Time SHTIM = 15 / ADC_CLK = 15 / 375kHz = 40us
-
+{	
 	// Note: ADC_MODE_PRESCALE and ADC_MODE_SAMPLE_HOLD_TIME are set to the maximum allowed value. 
-	// Both AMPL_LO and AMPL_HI are very high impedance (10MOhm) outputs, the input capacitance of the ADC is 12pF (typical). This results in a time constant
-	// of RC = 10MOhm * 12pF = 120us. Even after the maximum configurable sample&hold time of 40us the input capacitor will not be fully charged. 
+	// AMPL_HI is are high impedance (10MOhm || 1MOhm) output, the input capacitance of the ADC is 12pF (typical). This results in a time constant
+	// of RC = (0.91MOhm) * 12pF = 10.9us. Even after the maximum configurable sample&hold time of 40us the input capacitor will not be fully charged. 
 	// 
 	// The maths are:
 	// If there is a voltage v_in at the input, the voltage v_cap at the capacitor (this is what we are measuring) will be
 	//
-	//       v_cap = v_in * (1 - exp(-RC/SHTIM))  =   v_in * (1 - exp(-3))  =  v_in * 0,95                   (i.e. an error of 5%)
-	// 
-	// Note: with the "historic" values in the comments above, the error was 34%  !!!
-	
-	AT91C_BASE_ADC->ADC_CHER = ADC_CHANNEL(ch);
+	//       v_cap = v_in * (1 - exp(-SHTIM/RC))  =   v_in * (1 - exp(-40us/10.9us))  =  v_in * 0,97                   (i.e. an error of 3%)
 
-	AT91C_BASE_ADC->ADC_CR = AT91C_ADC_START;
+	AT91C_BASE_ADC->ADC_CR = AT91C_ADC_SWRST;
+	AT91C_BASE_ADC->ADC_MR =
+		ADC_MODE_PRESCALE(63) |							// ADC_CLK = MCK / ((63+1) * 2) = 48MHz / 128 = 375kHz
+		ADC_MODE_STARTUP_TIME(1) |						// Startup Time = (1+1) * 8 / ADC_CLK = 16 / 375kHz = 42,7us     Note: must be > 20us
+		ADC_MODE_SAMPLE_HOLD_TIME(15); 					// Sample & Hold Time SHTIM = 15 / ADC_CLK = 15 / 375kHz = 40us
 
-	while(!(AT91C_BASE_ADC->ADC_SR & ADC_END_OF_CONVERSION(ch)))
-		;
-	d = AT91C_BASE_ADC->ADC_CDR[ch];
+	AT91C_BASE_ADC->ADC_CHER = ADC_CHANNEL(ch);
+	AT91C_BASE_ADC->ADC_CR = AT91C_ADC_START;
 
-	return d;
+	while(!(AT91C_BASE_ADC->ADC_SR & ADC_END_OF_CONVERSION(ch))) {};
+	
+	return AT91C_BASE_ADC->ADC_CDR[ch];
 }
 
 int AvgAdc(int ch) // was static - merlok
@@ -193,6 +192,8 @@ void MeasureAntennaTuningLfOnly(int *vLf125, int *vLf134, int *peakf, int *peakv
 
 	FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
 	FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);
+	SpinDelay(50);
+	
 	for (i=255; i>=19; i--) {
 		WDT_HIT();
 		FpgaSendCommand(FPGA_CMD_SET_DIVISOR, i);
@@ -201,7 +202,7 @@ void MeasureAntennaTuningLfOnly(int *vLf125, int *vLf134, int *peakf, int *peakv
 		if (i==95) *vLf125 = adcval; // voltage at 125Khz
 		if (i==89) *vLf134 = adcval; // voltage at 134Khz
 
-		LF_Results[i] = adcval>>8; // scale int to fit in byte for graphing purposes
+		LF_Results[i] = adcval >> 9; // scale int to fit in byte for graphing purposes
 		if(LF_Results[i] > peak) {
 			*peakv = adcval;
 			peak = LF_Results[i];
@@ -249,7 +250,7 @@ void MeasureAntennaTuning(int mode)
 		}
 	}
 
-	cmd_send(CMD_MEASURED_ANTENNA_TUNING, vLf125 | (vLf134<<16), vHf, peakf | (peakv<<16), LF_Results, 256);
+	cmd_send(CMD_MEASURED_ANTENNA_TUNING, vLf125>>1 | (vLf134>>1<<16), vHf, peakf | (peakv>>1<<16), LF_Results, 256);
 	FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
 	LED_B_OFF();
 	return;
@@ -291,6 +292,7 @@ void ReadMem(int addr)
 extern struct version_information version_information;
 /* bootrom version information is pointed to from _bootphase1_version_pointer */
 extern char *_bootphase1_version_pointer, _flash_start, _flash_end, _bootrom_start, _bootrom_end, __data_src_start__;
+
 void SendVersion(void)
 {
 	char temp[USB_CMD_DATA_SIZE]; /* Limited data payload in USB packets */
@@ -311,10 +313,12 @@ void SendVersion(void)
 	FormatVersionInformation(temp, sizeof(temp), "os: ", &version_information);
 	strncat(VersionString, temp, sizeof(VersionString) - strlen(VersionString) - 1);
 
-	FpgaGatherVersion(FPGA_BITSTREAM_LF, temp, sizeof(temp));
-	strncat(VersionString, temp, sizeof(VersionString) - strlen(VersionString) - 1);
-	FpgaGatherVersion(FPGA_BITSTREAM_HF, temp, sizeof(temp));
-	strncat(VersionString, temp, sizeof(VersionString) - strlen(VersionString) - 1);
+	for (int i = 0; i < fpga_bitstream_num; i++) {
+		strncat(VersionString, fpga_version_information[i], sizeof(VersionString) - strlen(VersionString) - 1);
+		if (i < fpga_bitstream_num - 1) {
+			strncat(VersionString, "\n", sizeof(VersionString) - strlen(VersionString) - 1);
+		}
+	}
 
 	// Send Chip ID and used flash memory
 	uint32_t text_and_rodata_section_size = (uint32_t)&__data_src_start__ - (uint32_t)&_flash_start;
@@ -358,17 +362,20 @@ void SendStatus(void)
 {
 	BigBuf_print_status();
 	Fpga_print_status();
+#ifdef WITH_SMARTCARD
+	I2C_print_status();
+#endif
 	printConfig(); //LF Sampling config
 	printUSBSpeed();
 	Dbprintf("Various");
-	Dbprintf("  MF_DBGLEVEL......%d", MF_DBGLEVEL);
-	Dbprintf("  ToSendMax........%d",ToSendMax);
-	Dbprintf("  ToSendBit........%d",ToSendBit);
+	Dbprintf("  MF_DBGLEVEL........%d", MF_DBGLEVEL);
+	Dbprintf("  ToSendMax..........%d", ToSendMax);
+	Dbprintf("  ToSendBit..........%d", ToSendBit);
 
 	cmd_send(CMD_ACK,1,0,0,0,0);
 }
 
-#if defined(WITH_ISO14443a_StandAlone) || defined(WITH_LF)
+#if defined(WITH_ISO14443a_StandAlone) || defined(WITH_LF_StandAlone)
 
 #define OPTS 2
 
@@ -399,8 +406,8 @@ void StandAloneMode14a()
 	FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
 
 	int selected = 0;
-	int playing = 0, iGotoRecord = 0, iGotoClone = 0;
-	int cardRead[OPTS] = {0};
+	bool playing = false, GotoRecord = false, GotoClone = false;
+	bool cardRead[OPTS] = {false};
 	uint8_t readUID[10] = {0};
 	uint32_t uid_1st[OPTS]={0};
 	uint32_t uid_2nd[OPTS]={0};
@@ -416,9 +423,9 @@ void StandAloneMode14a()
 		WDT_HIT();
 		SpinDelay(300);
 
-		if (iGotoRecord == 1 || cardRead[selected] == 0)
+		if (GotoRecord || !cardRead[selected])
 		{
-			iGotoRecord = 0;
+			GotoRecord = false;
 			LEDsoff();
 			LED(selected + 1, 0);
 			LED(LED_RED2, 0);
@@ -443,14 +450,14 @@ void StandAloneMode14a()
 					else if (cardRead[(selected+1)%OPTS]) {
 						Dbprintf("Button press detected but no card in bank[%d] so playing from bank[%d]", selected, (selected+1)%OPTS);
 						selected = (selected+1)%OPTS;
-						break; // playing = 1;
+						break;
 					}
 					else {
 						Dbprintf("Button press detected but no stored tag to play. (Ignoring button)");
 						SpinDelay(300);
 					}
 				}
-				if (!iso14443a_select_card(uid, &hi14a_card[selected], &cuid))
+				if (!iso14443a_select_card(uid, &hi14a_card[selected], &cuid, true, 0, true))
 					continue;
 				else
 				{
@@ -493,14 +500,14 @@ void StandAloneMode14a()
 			LED(selected + 1, 0);
 
 			// Next state is replay:
-			playing = 1;
+			playing = true;
 
-			cardRead[selected] = 1;
+			cardRead[selected] = true;
 		}
 		/* MF Classic UID clone */
-		else if (iGotoClone==1)
+		else if (GotoClone)
 		{
-			iGotoClone=0;
+			GotoClone=false;
 			LEDsoff();
 			LED(selected + 1, 0);
 			LED(LED_ORANGE, 250);
@@ -551,7 +558,7 @@ void StandAloneMode14a()
 			MifareCGetBlock(0x3F, 1, 0, oldBlock0);
 			if (oldBlock0[0] == 0 && oldBlock0[0] == oldBlock0[1]  && oldBlock0[1] == oldBlock0[2] && oldBlock0[2] == oldBlock0[3]) {
 				Dbprintf("No changeable tag detected. Returning to replay mode for bank[%d]", selected);
-				playing = 1;
+				playing = true;
 			}
 			else {
 				Dbprintf("UID from target tag: %02X%02X%02X%02X", oldBlock0[0],oldBlock0[1],oldBlock0[2],oldBlock0[3]);
@@ -569,14 +576,14 @@ void StandAloneMode14a()
 				if (memcmp(testBlock0,newBlock0,16)==0)
 				{
 					DbpString("Cloned successfull!");
-					cardRead[selected] = 0; // Only if the card was cloned successfully should we clear it
-					playing = 0;
-					iGotoRecord = 1;
+					cardRead[selected] = false; // Only if the card was cloned successfully should we clear it
+					playing = false;
+					GotoRecord = true;
 					selected = (selected+1) % OPTS;
 				}
 				else {
 					Dbprintf("Clone failed. Back to replay mode on bank[%d]", selected);
-					playing = 1;
+					playing = true;
 				}
 			}
 			LEDsoff();
@@ -584,65 +591,59 @@ void StandAloneMode14a()
 
 		}
 		// Change where to record (or begin playing)
-		else if (playing==1) // button_pressed == BUTTON_SINGLE_CLICK && cardRead[selected])
+		else if (playing) // button_pressed == BUTTON_SINGLE_CLICK && cardRead[selected])
 		{
 			LEDsoff();
 			LED(selected + 1, 0);
 
 			// Begin transmitting
-			if (playing)
-			{
-				LED(LED_GREEN, 0);
-				DbpString("Playing");
-				for ( ; ; ) {
-					WDT_HIT();
-					int button_action = BUTTON_HELD(1000);
-					if (button_action == 0) { // No button action, proceed with sim
-						uint8_t data[512] = {0}; // in case there is a read command received we shouldn't break
-						Dbprintf("Simulating ISO14443a tag with uid[0]: %08x, uid[1]: %08x [Bank: %u]", uid_1st[selected],uid_2nd[selected],selected);
-						if (hi14a_card[selected].sak == 8 && hi14a_card[selected].atqa[0] == 4 && hi14a_card[selected].atqa[1] == 0) {
-							DbpString("Mifare Classic");
-							SimulateIso14443aTag(1,uid_1st[selected], uid_2nd[selected], data); // Mifare Classic
-						}
-						else if (hi14a_card[selected].sak == 0 && hi14a_card[selected].atqa[0] == 0x44 && hi14a_card[selected].atqa[1] == 0) {
-							DbpString("Mifare Ultralight");
-							SimulateIso14443aTag(2,uid_1st[selected],uid_2nd[selected],data); // Mifare Ultralight
-						}
-						else if (hi14a_card[selected].sak == 20 && hi14a_card[selected].atqa[0] == 0x44 && hi14a_card[selected].atqa[1] == 3) {
-							DbpString("Mifare DESFire");
-							SimulateIso14443aTag(3,uid_1st[selected],uid_2nd[selected],data); // Mifare DESFire
-						}
-						else {
-							Dbprintf("Unrecognized tag type -- defaulting to Mifare Classic emulation");
-							SimulateIso14443aTag(1,uid_1st[selected], uid_2nd[selected], data);
-						}
+			LED(LED_GREEN, 0);
+			DbpString("Playing");
+			for ( ; ; ) {
+				WDT_HIT();
+				int button_action = BUTTON_HELD(1000);
+				if (button_action == 0) { // No button action, proceed with sim
+					uint8_t data[512] = {0}; // in case there is a read command received we shouldn't break
+					Dbprintf("Simulating ISO14443a tag with uid[0]: %08x, uid[1]: %08x [Bank: %u]", uid_1st[selected],uid_2nd[selected],selected);
+					if (hi14a_card[selected].sak == 8 && hi14a_card[selected].atqa[0] == 4 && hi14a_card[selected].atqa[1] == 0) {
+						DbpString("Mifare Classic");
+						SimulateIso14443aTag(1,uid_1st[selected], uid_2nd[selected], data); // Mifare Classic
 					}
-					else if (button_action == BUTTON_SINGLE_CLICK) {
-						selected = (selected + 1) % OPTS;
-						Dbprintf("Done playing. Switching to record mode on bank %d",selected);
-						iGotoRecord = 1;
-						break;
+					else if (hi14a_card[selected].sak == 0 && hi14a_card[selected].atqa[0] == 0x44 && hi14a_card[selected].atqa[1] == 0) {
+						DbpString("Mifare Ultralight");
+						SimulateIso14443aTag(2,uid_1st[selected],uid_2nd[selected],data); // Mifare Ultralight
 					}
-					else if (button_action == BUTTON_HOLD) {
-						Dbprintf("Playtime over. Begin cloning...");
-						iGotoClone = 1;
-						break;
+					else if (hi14a_card[selected].sak == 20 && hi14a_card[selected].atqa[0] == 0x44 && hi14a_card[selected].atqa[1] == 3) {
+						DbpString("Mifare DESFire");
+						SimulateIso14443aTag(3,uid_1st[selected],uid_2nd[selected],data); // Mifare DESFire
+					}
+					else {
+						Dbprintf("Unrecognized tag type -- defaulting to Mifare Classic emulation");
+						SimulateIso14443aTag(1,uid_1st[selected], uid_2nd[selected], data);
 					}
-					WDT_HIT();
 				}
-
-				/* We pressed a button so ignore it here with a delay */
-				SpinDelay(300);
-				LEDsoff();
-				LED(selected + 1, 0);
+				else if (button_action == BUTTON_SINGLE_CLICK) {
+					selected = (selected + 1) % OPTS;
+					Dbprintf("Done playing. Switching to record mode on bank %d",selected);
+					GotoRecord = true;
+					break;
+				}
+				else if (button_action == BUTTON_HOLD) {
+					Dbprintf("Playtime over. Begin cloning...");
+					GotoClone = true;
+					break;
+				}
+				WDT_HIT();
 			}
-			else
-				while(BUTTON_PRESS())
-					WDT_HIT();
+
+			/* We pressed a button so ignore it here with a delay */
+			SpinDelay(300);
+			LEDsoff();
+			LED(selected + 1, 0);
 		}
 	}
 }
-#elif WITH_LF
+#elif WITH_LF_StandAlone
 // samy's sniff and repeat routine
 void SamyRun()
 {
@@ -938,7 +939,7 @@ void UsbPacketReceived(uint8_t *packet, int len)
 			setSamplingConfig((sample_config *) c->d.asBytes);
 			break;
 		case CMD_ACQUIRE_RAW_ADC_SAMPLES_125K:
-			cmd_send(CMD_ACK,SampleLF(c->arg[0]),0,0,0,0);
+			cmd_send(CMD_ACK,SampleLF(c->arg[0], c->arg[1]),0,0,0,0);
 			break;
 		case CMD_MOD_THEN_ACQUIRE_RAW_ADC_SAMPLES_125K:
 			ModThenAcquireRawAdcSamples125k(c->arg[0],c->arg[1],c->arg[2],c->d.asBytes);
@@ -1051,7 +1052,12 @@ void UsbPacketReceived(uint8_t *packet, int len)
 			ReadHitagS((hitag_function)c->arg[0],(hitag_data*)c->d.asBytes);
 			break;
 		case CMD_WR_HITAG_S://writer for Hitag tags args=data to write,page and key or challenge
-			WritePageHitagS((hitag_function)c->arg[0],(hitag_data*)c->d.asBytes,c->arg[2]);
+			if ((hitag_function)c->arg[0] < 10) {
+				WritePageHitagS((hitag_function)c->arg[0],(hitag_data*)c->d.asBytes,c->arg[2]);
+			}
+			else if ((hitag_function)c->arg[0] >= 10) {
+			  WriterHitag((hitag_function)c->arg[0],(hitag_data*)c->d.asBytes, c->arg[2]);
+			}
 			break;
 #endif
 
@@ -1085,7 +1091,7 @@ void UsbPacketReceived(uint8_t *packet, int len)
 
 #ifdef WITH_LEGICRF
 		case CMD_SIMULATE_TAG_LEGIC_RF:
-			LegicRfSimulate(c->arg[0], c->arg[1], c->arg[2]);
+			LegicRfSimulate(c->arg[0]);
 			break;
 
 		case CMD_WRITER_LEGIC_RF:
@@ -1163,6 +1169,9 @@ void UsbPacketReceived(uint8_t *packet, int len)
 		case CMD_MIFAREU_WRITEBL:
 			MifareUWriteBlock(c->arg[0], c->arg[1], c->d.asBytes);
 			break;
+		case CMD_MIFARE_ACQUIRE_ENCRYPTED_NONCES:
+			MifareAcquireEncryptedNonces(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
+			break;
 		case CMD_MIFARE_NESTED:
 			MifareNested(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
 			break;
@@ -1191,6 +1200,9 @@ void UsbPacketReceived(uint8_t *packet, int len)
 			break;
 			
 		// Work with "magic Chinese" card
+		case CMD_MIFARE_CWIPE:
+			MifareCWipe(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
+			break;
 		case CMD_MIFARE_CSETBLOCK:
 			MifareCSetBlock(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
 			break;
@@ -1249,6 +1261,31 @@ void UsbPacketReceived(uint8_t *packet, int len)
 			HfSnoop(c->arg[0], c->arg[1]);
 			break;
 #endif
+#ifdef WITH_SMARTCARD
+		case CMD_SMART_ATR: {
+			SmartCardAtr();
+			break;
+		}
+		case CMD_SMART_SETCLOCK:{
+			SmartCardSetClock(c->arg[0]);
+			break;
+		}
+		case CMD_SMART_RAW: {
+			SmartCardRaw(c->arg[0], c->arg[1], c->d.asBytes);
+			break;
+		}
+		case CMD_SMART_UPLOAD: {
+			// upload file from client
+			uint8_t *mem = BigBuf_get_addr();
+			memcpy( mem + c->arg[0], c->d.asBytes, USB_CMD_DATA_SIZE);
+			cmd_send(CMD_ACK,1,0,0,0,0);
+			break;
+		}
+		case CMD_SMART_UPGRADE: {
+			SmartCardUpgrade(c->arg[0]);
+			break;
+		}
+#endif
 
 		case CMD_BUFF_CLEAR:
 			BigBuf_Clear();
@@ -1286,6 +1323,15 @@ void UsbPacketReceived(uint8_t *packet, int len)
 			break;
 
 		case CMD_DOWNLOADED_SIM_SAMPLES_125K: {
+			// iceman; since changing fpga_bitstreams clears bigbuff, Its better to call it before.
+			// to be able to use this one for uploading data to device 
+			// arg1 = 0 upload for LF usage 
+			//        1 upload for HF usage
+			if (c->arg[1] == 0)
+				FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
+			else
+				FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
+
 			uint8_t *b = BigBuf_get_addr();
 			memcpy(b+c->arg[0], c->d.asBytes, USB_CMD_DATA_SIZE);
 			cmd_send(CMD_ACK,0,0,0,0,0);
@@ -1296,7 +1342,7 @@ void UsbPacketReceived(uint8_t *packet, int len)
 			break;
 
 		case CMD_SET_LF_DIVISOR:
-		  	FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
+			FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
 			FpgaSendCommand(FPGA_CMD_SET_DIVISOR, c->arg[0]);
 			break;
 
@@ -1415,7 +1461,7 @@ void  __attribute__((noreturn)) AppMain(void)
     }
 		WDT_HIT();
 
-#ifdef WITH_LF
+#ifdef WITH_LF_StandAlone
 #ifndef WITH_ISO14443a_StandAlone
 		if (BUTTON_HELD(1000) > 0)
 			SamyRun();