chg: unused .. but not for long

[proxmark3-svn] / armsrc / appmain.c

diff --git a/armsrc/appmain.c b/armsrc/appmain.c
index b069fb4becc65f79f2cc0b28c4e341c6b61952e4..bcff74763c48b7c05dc52612f2d0f20658137152 100644 (file)
--- a/armsrc/appmain.c
+++ b/armsrc/appmain.c
@@ -9,21 +9,17 @@
 // The main application code. This is the first thing called after start.c
 // executes.
 //-----------------------------------------------------------------------------
 // The main application code. This is the first thing called after start.c
 // executes.
 //-----------------------------------------------------------------------------

+#include <stdarg.h>

 #include "usb_cdc.h"
 #include "usb_cdc.h"

-#include "cmd.h"

 #include "proxmark3.h"
 #include "apps.h"
 #include "util.h"
 #include "printf.h"
 #include "string.h"
 #include "proxmark3.h"
 #include "apps.h"
 #include "util.h"
 #include "printf.h"
 #include "string.h"

-#include <stdarg.h>

 #include "legicrf.h"
 #include "legicrf.h"

-#include "hitag2.h"
-#include "hitagS.h"

 #include "lfsampling.h"
 #include "BigBuf.h"
 #include "mifareutil.h"
 #include "lfsampling.h"
 #include "BigBuf.h"
 #include "mifareutil.h"

-#include "pcf7931.h"

 
 #ifdef WITH_LCD
  #include "LCD.h"
 
 #ifdef WITH_LCD
  #include "LCD.h"


@@ -76,6 +72,28 @@ void PrintToSendBuffer(void){
        Dbhexdump(ToSendMax, ToSend, 0);
 }
 
        Dbhexdump(ToSendMax, ToSend, 0);
 }
 

+void print_result(char *name, uint8_t *buf, size_t len) {
+       uint8_t *p = buf;
+
+       if ( len % 16 == 0 ) {
+               for(; p-buf < len; p += 16)
+                       Dbprintf("[%s:%d/%d] %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x",
+                               name,
+                               p-buf,
+                               len,
+                               p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7],p[8], p[9], p[10], p[11], p[12], p[13], p[14], p[15]
+                       );
+       }
+       else {
+               for(; p-buf < len; p += 8)
+                       Dbprintf("[%s:%d/%d] %02x %02x %02x %02x %02x %02x %02x %02x",
+                               name,
+                               p-buf,
+                               len,
+                               p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7]);
+       }
+}
+

 //=============================================================================
 // Debug print functions, to go out over USB, to the usual PC-side client.
 //=============================================================================
 //=============================================================================
 // Debug print functions, to go out over USB, to the usual PC-side client.
 //=============================================================================


@@ -182,20 +200,21 @@ static int ReadAdc(int ch)
 
 int AvgAdc(int ch) // was static - merlok
 {
 
 int AvgAdc(int ch) // was static - merlok
 {

-       int i;
-       int a = 0;
-
+       int i, a = 0;

        for(i = 0; i < 32; ++i)
                a += ReadAdc(ch);
 
        return (a + 15) >> 5;
 }
 
        for(i = 0; i < 32; ++i)
                a += ReadAdc(ch);
 
        return (a + 15) >> 5;
 }
 

+

 void MeasureAntennaTuning(void) {
 void MeasureAntennaTuning(void) {

+

        uint8_t LF_Results[256];
        uint8_t LF_Results[256];

-       int i, adcval = 0, peak = 0, peakv = 0, peakf = 0; //ptr = 0 
+       int i, adcval = 0, peak = 0, peakv = 0, peakf = 0;

        int vLf125 = 0, vLf134 = 0, vHf = 0;    // in mV
 
        int vLf125 = 0, vLf134 = 0, vHf = 0;    // in mV
 

+       memset(LF_Results, 0, sizeof(LF_Results));

        LED_B_ON();
 
 /*
        LED_B_ON();
 
 /*


@@ -209,8 +228,8 @@ void MeasureAntennaTuning(void) {
   
        FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
        FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);
   
        FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
        FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);

-
-       for (i=255; i>=19; i--) {
+               
+       for  (i = 255; i >= 19; i--) {

                WDT_HIT();
                FpgaSendCommand(FPGA_CMD_SET_DIVISOR, i);
                SpinDelay(20);
                WDT_HIT();
                FpgaSendCommand(FPGA_CMD_SET_DIVISOR, i);
                SpinDelay(20);


@@ -218,17 +237,14 @@ void MeasureAntennaTuning(void) {
                if (i==95)      vLf125 = adcval; // voltage at 125Khz
                if (i==89)      vLf134 = adcval; // voltage at 134Khz
 
                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 >> 8; // scale int to fit in byte for graphing purposes

                if(LF_Results[i] > peak) {
                        peakv = adcval;
                        peak = LF_Results[i];
                        peakf = i;
                if(LF_Results[i] > peak) {
                        peakv = adcval;
                        peak = LF_Results[i];
                        peakf = i;

-                       //ptr = i;

                }
        }
 
                }
        }
 

-       for (i=18; i >= 0; i--) LF_Results[i] = 0;
-       

        LED_A_ON();
        // Let the FPGA drive the high-frequency antenna around 13.56 MHz.
        FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
        LED_A_ON();
        // Let the FPGA drive the high-frequency antenna around 13.56 MHz.
        FpgaDownloadAndGo(FPGA_BITSTREAM_HF);


@@ -236,9 +252,8 @@ void MeasureAntennaTuning(void) {
        SpinDelay(20);
        vHf = (MAX_ADC_HF_VOLTAGE * AvgAdc(ADC_CHAN_HF)) >> 10;
 
        SpinDelay(20);
        vHf = (MAX_ADC_HF_VOLTAGE * AvgAdc(ADC_CHAN_HF)) >> 10;
 

-       cmd_send(CMD_MEASURED_ANTENNA_TUNING, vLf125 | (vLf134<<16), vHf, peakf | (peakv<<16), LF_Results, 256);
+       cmd_send(CMD_MEASURED_ANTENNA_TUNING, vLf125 | (vLf134 << 16), vHf, peakf | (peakv << 16), LF_Results, 256);

        FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
        FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);

-

        LEDsoff();
 }
 
        LEDsoff();
 }
 


@@ -369,21 +384,24 @@ void StandAloneMode()
 #endif
 
 #ifdef WITH_ISO14443a_StandAlone
 #endif
 
 #ifdef WITH_ISO14443a_StandAlone

+
+typedef struct {
+       uint8_t uid[10];
+       uint8_t uidlen;
+       uint8_t atqa[2];
+       uint8_t sak;
+} __attribute__((__packed__)) card_clone_t;
+

 void StandAloneMode14a()
 {
        StandAloneMode();
        FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
 
 void StandAloneMode14a()
 {
        StandAloneMode();
        FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
 

-       int selected = 0;
-       int playing = 0, iGotoRecord = 0, iGotoClone = 0;
+       int selected = 0, playing = 0, iGotoRecord = 0, iGotoClone = 0;

        int cardRead[OPTS] = {0};
        int cardRead[OPTS] = {0};

-       uint8_t readUID[10] = {0};
-       uint32_t uid_1st[OPTS]={0};
-       uint32_t uid_2nd[OPTS]={0};
-       uint32_t uid_tmp1 = 0;
-       uint32_t uid_tmp2 = 0;
-       iso14a_card_select_t hi14a_card[OPTS];

 
 

+       card_clone_t uids[OPTS];
+       iso14a_card_select_t card_info[OPTS];

        uint8_t params = (MAGIC_SINGLE | MAGIC_DATAIN);
                                        
        LED(selected + 1, 0);
        uint8_t params = (MAGIC_SINGLE | MAGIC_DATAIN);
                                        
        LED(selected + 1, 0);


@@ -405,9 +423,6 @@ void StandAloneMode14a()
                        Dbprintf("Enabling iso14443a reader mode for [Bank: %u]...", selected);
                        /* need this delay to prevent catching some weird data */
                        SpinDelay(500);
                        Dbprintf("Enabling iso14443a reader mode for [Bank: %u]...", selected);
                        /* need this delay to prevent catching some weird data */
                        SpinDelay(500);

-                       /* Code for reading from 14a tag */
-                       uint8_t uid[10] = {0};
-                       uint32_t cuid = 0;

                        iso14443a_setup(FPGA_HF_ISO14443A_READER_MOD);
 
                        for ( ; ; )
                        iso14443a_setup(FPGA_HF_ISO14443A_READER_MOD);
 
                        for ( ; ; )


@@ -418,9 +433,9 @@ void StandAloneMode14a()
                                                Dbprintf("Button press detected -- replaying card in bank[%d]", selected);
                                                break;
                                        }
                                                Dbprintf("Button press detected -- replaying card in bank[%d]", selected);
                                                break;
                                        }

-                                       else if (cardRead[(selected+1)%OPTS]) {
+                                       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);
                                                Dbprintf("Button press detected but no card in bank[%d] so playing from bank[%d]", selected, (selected+1)%OPTS);

-                                               selected = (selected+1)%OPTS;
+                                               selected = (selected+1) % OPTS;

                                                break; // playing = 1;
                                        }
                                        else {
                                                break; // playing = 1;
                                        }
                                        else {


@@ -428,39 +443,33 @@ void StandAloneMode14a()
                                                SpinDelay(300);
                                        }
                                }
                                                SpinDelay(300);
                                        }
                                }

-                               if (!iso14443a_select_card(uid, &hi14a_card[selected], &cuid, true, 0))
+                               if (!iso14443a_select_card(NULL, &card_info[selected], NULL, true, 0))

                                        continue;
                                else
                                {
                                        continue;
                                else
                                {

-                                       Dbprintf("Read UID:"); Dbhexdump(10,uid,0);
-                                       memcpy(readUID,uid,10*sizeof(uint8_t));
-                                       uint8_t *dst = (uint8_t *)&uid_tmp1;
-                                       // Set UID byte order
-                                       for (int i=0; i<4; i++)
-                                               dst[i] = uid[3-i];
-                                       dst = (uint8_t *)&uid_tmp2;
-                                       for (int i=0; i<4; i++)
-                                               dst[i] = uid[7-i];
-                                       if (uid_1st[(selected+1)%OPTS] == uid_tmp1 && uid_2nd[(selected+1)%OPTS] == uid_tmp2) {
+                                       Dbprintf("Read UID:"); 
+                                       Dbhexdump(card_info[selected].uidlen, card_info[selected].uid, 0);
+                                       
+                                       if (memcmp(uids[(selected+1)%OPTS].uid, card_info[selected].uid, card_info[selected].uidlen ) == 0 ) {

                                                Dbprintf("Card selected has same UID as what is stored in the other bank. Skipping.");
                                        }
                                        else {
                                                Dbprintf("Card selected has same UID as what is stored in the other bank. Skipping.");
                                        }
                                        else {

-                                               if (uid_tmp2) {
-                                                       Dbprintf("Bank[%d] received a 7-byte UID",selected);
-                                                       uid_1st[selected] = (uid_tmp1)>>8;
-                                                       uid_2nd[selected] = (uid_tmp1<<24) + (uid_tmp2>>8);
-                                               }
-                                               else {
-                                                       Dbprintf("Bank[%d] received a 4-byte UID",selected);
-                                                       uid_1st[selected] = uid_tmp1;
-                                                       uid_2nd[selected] = uid_tmp2;
-                                               }
+                                               
+                                               uids[selected].sak = card_info[selected].sak;
+                                               uids[selected].uidlen = card_info[selected].uidlen;                                             
+                                               memcpy(uids[selected].uid , card_info[selected].uid, uids[selected].uidlen);                                            
+                                               memcpy(uids[selected].atqa, card_info[selected].atqa, 2);
+                                                                                               
+                                               if (uids[selected].uidlen > 4)
+                                                       Dbprintf("Bank[%d] received a 7-byte UID", selected);
+                                               else
+                                                       Dbprintf("Bank[%d] received a 4-byte UID", selected);

                                        break;
                                }
                        }
                        }
                                        break;
                                }
                        }
                        }

-                       Dbprintf("ATQA = %02X%02X",hi14a_card[selected].atqa[0],hi14a_card[selected].atqa[1]);
-                       Dbprintf("SAK = %02X",hi14a_card[selected].sak);
+                       Dbprintf("ATQA = %02X%02X", uids[selected].atqa[0], uids[selected].atqa[1]);
+                       Dbprintf("SAK = %02X", uids[selected].sak);

                        LEDsoff();
                        LED(LED_GREEN,  200);
                        LED(LED_ORANGE, 200);
                        LEDsoff();
                        LED(LED_GREEN,  200);
                        LED(LED_ORANGE, 200);


@@ -483,8 +492,11 @@ void StandAloneMode14a()
                        LED(selected + 1, 0);
                        LED(LED_ORANGE, 250);
 
                        LED(selected + 1, 0);
                        LED(LED_ORANGE, 250);
 

+                       // magiccards holds 4bytes uid.
+                       uint64_t tmpuid = bytes_to_num(uids[selected].uid, 4);
+                       

                        // record
                        // record

-                       Dbprintf("Preparing to Clone card [Bank: %x]; uid: %08x", selected, uid_1st[selected]);
+                       Dbprintf("Preparing to Clone card [Bank: %x]; uid: %08x", selected, tmpuid & 0xFFFFFFFF);

 
                        // wait for button to be released
                        // Delay cloning until card is in place
 
                        // wait for button to be released
                        // Delay cloning until card is in place


@@ -530,15 +542,12 @@ void StandAloneMode14a()
                                playing = 1;
                        }
                        else {
                                playing = 1;
                        }
                        else {

-                               Dbprintf("UID from target tag: %02X%02X%02X%02X", oldBlock0[0],oldBlock0[1],oldBlock0[2],oldBlock0[3]);
-                               memcpy(newBlock0,oldBlock0,16);
-                               // Copy uid_1st for bank (2nd is for longer UIDs not supported if classic)
+                               Dbprintf("UID from target tag: %02X%02X%02X%02X", oldBlock0[0], oldBlock0[1], oldBlock0[2], oldBlock0[3]);
+                               memcpy(newBlock0, oldBlock0, 16);

 
 

-                               newBlock0[0] = uid_1st[selected]>>24;
-                               newBlock0[1] = 0xFF & (uid_1st[selected]>>16);
-                               newBlock0[2] = 0xFF & (uid_1st[selected]>>8);
-                               newBlock0[3] = 0xFF & (uid_1st[selected]);
-                               newBlock0[4] = newBlock0[0]^newBlock0[1]^newBlock0[2]^newBlock0[3];
+                               // Copy uid for bank (2nd is for longer UIDs not supported if classic)
+                               memcpy(newBlock0, uids[selected].uid, 4);
+                               newBlock0[4] = newBlock0[0] ^ newBlock0[1] ^ newBlock0[2] ^ newBlock0[3];

 
                                // arg0 = workFlags, arg1 = blockNo, datain
                                MifareCSetBlock(params, 0, newBlock0);
 
                                // arg0 = workFlags, arg1 = blockNo, datain
                                MifareCSetBlock(params, 0, newBlock0);


@@ -573,23 +582,36 @@ void StandAloneMode14a()
                                        WDT_HIT();
                                        int button_action = BUTTON_HELD(1000);
                                        if (button_action == 0) { // No button action, proceed with sim
                                        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
-                                               uint8_t flags = ( uid_2nd[selected] > 0x00 ) ? FLAG_7B_UID_IN_DATA : FLAG_4B_UID_IN_DATA;
-                                               num_to_bytes(uid_1st[selected], 3, data);
-                                               num_to_bytes(uid_2nd[selected], 4, data);
+
+                                               uint8_t flags = FLAG_4B_UID_IN_DATA;
+                                               uint8_t data[USB_CMD_DATA_SIZE] = {0}; // in case there is a read command received we shouldn't break
+
+                                               memcpy(data, uids[selected].uid, uids[selected].uidlen);

                                                
                                                

-                                               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, flags, data); // Mifare Classic
+                                               uint64_t tmpuid = bytes_to_num(uids[selected].uid, uids[selected].uidlen);
+                                                                       
+                                               if (  uids[selected].uidlen == 7 ) {
+                                                       flags = FLAG_7B_UID_IN_DATA;
+                                                       Dbprintf("Simulating ISO14443a tag with uid: %02x%08x [Bank: %u]", tmpuid >> 32, tmpuid & 0xFFFFFFFF , selected);
+                                               } else {
+                                                       Dbprintf("Simulating ISO14443a tag with uid: %08x [Bank: %u]", tmpuid & 0xFFFFFFFF , selected);

                                                }
                                                }

-                                               else if (hi14a_card[selected].sak == 0 && hi14a_card[selected].atqa[0] == 0x44 && hi14a_card[selected].atqa[1] == 0) {
+                                               
+                                               if (uids[selected].sak == 0x08 && uids[selected].atqa[0] == 0x04 && uids[selected].atqa[1] == 0) {
+                                                       DbpString("Mifare Classic 1k");
+                                                       SimulateIso14443aTag(1, flags, data);
+                                               } else if (uids[selected].sak == 0x18 && uids[selected].atqa[0] == 0x02 && uids[selected].atqa[1] == 0) {
+                                                       DbpString("Mifare Classic 4k (4b uid)");
+                                                       SimulateIso14443aTag(8, flags, data);
+                                               } else if (uids[selected].sak == 0x08 && uids[selected].atqa[0] == 0x44 && uids[selected].atqa[1] == 0) {
+                                                       DbpString("Mifare Classic 4k (7b uid)");
+                                                       SimulateIso14443aTag(8, flags, data);
+                                               } else if (uids[selected].sak == 0x00 && uids[selected].atqa[0] == 0x44 && uids[selected].atqa[1] == 0) {

                                                        DbpString("Mifare Ultralight");
                                                        DbpString("Mifare Ultralight");

-                                                       SimulateIso14443aTag(2, flags, data); // Mifare Ultralight
-                                               }
-                                               else if (hi14a_card[selected].sak == 20 && hi14a_card[selected].atqa[0] == 0x44 && hi14a_card[selected].atqa[1] == 3) {
+                                                       SimulateIso14443aTag(2, flags, data);
+                                               } else if (uids[selected].sak == 0x20 && uids[selected].atqa[0] == 0x04 && uids[selected].atqa[1] == 0x03) {

                                                        DbpString("Mifare DESFire");
                                                        DbpString("Mifare DESFire");

-                                                       SimulateIso14443aTag(3, flags, data); // Mifare DESFire
+                                                       SimulateIso14443aTag(3, flags, data);

                                                }
                                                else {
                                                        Dbprintf("Unrecognized tag type -- defaulting to Mifare Classic emulation");
                                                }
                                                else {
                                                        Dbprintf("Unrecognized tag type -- defaulting to Mifare Classic emulation");


@@ -899,7 +921,7 @@ void UsbPacketReceived(uint8_t *packet, int len)
 {
        UsbCommand *c = (UsbCommand *)packet;
 
 {
        UsbCommand *c = (UsbCommand *)packet;
 

-  //Dbprintf("received %d bytes, with command: 0x%04x and args: %d %d %d",len,c->cmd,c->arg[0],c->arg[1],c->arg[2]);
+       //Dbprintf("received %d bytes, with command: 0x%04x and args: %d %d %d",len,c->cmd,c->arg[0],c->arg[1],c->arg[2]);

   
        switch(c->cmd) {
 #ifdef WITH_LF
   
        switch(c->cmd) {
 #ifdef WITH_LF


@@ -952,7 +974,7 @@ void UsbPacketReceived(uint8_t *packet, int len)
                        WriteTItag(c->arg[0],c->arg[1],c->arg[2]);
                        break;
                case CMD_SIMULATE_TAG_125K:
                        WriteTItag(c->arg[0],c->arg[1],c->arg[2]);
                        break;
                case CMD_SIMULATE_TAG_125K:

-                       LED_A_ON();
+                       LED_A_ON();             

                        SimulateTagLowFrequency(c->arg[0], c->arg[1], 1);
                        LED_A_OFF();
                        break;
                        SimulateTagLowFrequency(c->arg[0], c->arg[1], 1);
                        LED_A_OFF();
                        break;


@@ -984,10 +1006,10 @@ void UsbPacketReceived(uint8_t *packet, int len)
                        WritePCF7931(c->d.asBytes[0],c->d.asBytes[1],c->d.asBytes[2],c->d.asBytes[3],c->d.asBytes[4],c->d.asBytes[5],c->d.asBytes[6], c->d.asBytes[9], c->d.asBytes[7]-128,c->d.asBytes[8]-128, c->arg[0], c->arg[1], c->arg[2]);
                        break;
                case CMD_EM4X_READ_WORD:
                        WritePCF7931(c->d.asBytes[0],c->d.asBytes[1],c->d.asBytes[2],c->d.asBytes[3],c->d.asBytes[4],c->d.asBytes[5],c->d.asBytes[6], c->d.asBytes[9], c->d.asBytes[7]-128,c->d.asBytes[8]-128, c->arg[0], c->arg[1], c->arg[2]);
                        break;
                case CMD_EM4X_READ_WORD:

-                       EM4xReadWord(c->arg[1], c->arg[2],c->d.asBytes[0]);
+                       EM4xReadWord(c->arg[0], c->arg[1], c->arg[2]);

                        break;
                case CMD_EM4X_WRITE_WORD:
                        break;
                case CMD_EM4X_WRITE_WORD:

-                       EM4xWriteWord(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes[0]);
+                       EM4xWriteWord(c->arg[0], c->arg[1], c->arg[2]);

                        break;
                case CMD_AWID_DEMOD_FSK: // Set realtime AWID demodulation
                        CmdAWIDdemodFSK(c->arg[0], 0, 0, 1);
                        break;
                case CMD_AWID_DEMOD_FSK: // Set realtime AWID demodulation
                        CmdAWIDdemodFSK(c->arg[0], 0, 0, 1);


@@ -995,6 +1017,9 @@ void UsbPacketReceived(uint8_t *packet, int len)
         case CMD_VIKING_CLONE_TAG:
                        CopyVikingtoT55xx(c->arg[0], c->arg[1], c->arg[2]);
             break;
         case CMD_VIKING_CLONE_TAG:
                        CopyVikingtoT55xx(c->arg[0], c->arg[1], c->arg[2]);
             break;

+               case CMD_COTAG:
+                       Cotag(c->arg[0]);
+                       break;

 #endif
 
 #ifdef WITH_HITAG
 #endif
 
 #ifdef WITH_HITAG


@@ -1028,19 +1053,15 @@ void UsbPacketReceived(uint8_t *packet, int len)
                case CMD_RECORD_RAW_ADC_SAMPLES_ISO_15693:
                        RecordRawAdcSamplesIso15693();
                        break;
                case CMD_RECORD_RAW_ADC_SAMPLES_ISO_15693:
                        RecordRawAdcSamplesIso15693();
                        break;

-                       

                case CMD_ISO_15693_COMMAND:
                        DirectTag15693Command(c->arg[0],c->arg[1],c->arg[2],c->d.asBytes);
                        break;
                case CMD_ISO_15693_COMMAND:
                        DirectTag15693Command(c->arg[0],c->arg[1],c->arg[2],c->d.asBytes);
                        break;

-                                       

                case CMD_ISO_15693_FIND_AFI:
                        BruteforceIso15693Afi(c->arg[0]);
                        break;  
                case CMD_ISO_15693_FIND_AFI:
                        BruteforceIso15693Afi(c->arg[0]);
                        break;  

-                       

                case CMD_ISO_15693_DEBUG:
                        SetDebugIso15693(c->arg[0]);
                        break;
                case CMD_ISO_15693_DEBUG:
                        SetDebugIso15693(c->arg[0]);
                        break;

-

                case CMD_READER_ISO_15693:
                        ReaderIso15693(c->arg[0]);
                        break;
                case CMD_READER_ISO_15693:
                        ReaderIso15693(c->arg[0]);
                        break;


@@ -1053,17 +1074,17 @@ void UsbPacketReceived(uint8_t *packet, int len)
                case CMD_SIMULATE_TAG_LEGIC_RF:
                        LegicRfSimulate(c->arg[0], c->arg[1], c->arg[2]);
                        break;
                case CMD_SIMULATE_TAG_LEGIC_RF:
                        LegicRfSimulate(c->arg[0], c->arg[1], c->arg[2]);
                        break;

-

                case CMD_WRITER_LEGIC_RF:
                case CMD_WRITER_LEGIC_RF:

-                       LegicRfWriter(c->arg[1], c->arg[0]);
-                       break;
-
-               case CMD_RAW_WRITER_LEGIC_RF:
-                       LegicRfRawWriter(c->arg[0], c->arg[1]);
+                       LegicRfWriter( c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);

                        break;
                        break;

-

                case CMD_READER_LEGIC_RF:
                case CMD_READER_LEGIC_RF:

-                       LegicRfReader(c->arg[0], c->arg[1]);
+                       LegicRfReader(c->arg[0], c->arg[1], c->arg[2]);
+                       break;                  
+               case CMD_LEGIC_INFO:
+                       LegicRfInfo();
+                       break;
+               case CMD_LEGIC_ESET:
+                       LegicEMemSet(c->arg[0], c->arg[1], c->d.asBytes);

                        break;
 #endif
 
                        break;
 #endif
 


@@ -1100,7 +1121,7 @@ void UsbPacketReceived(uint8_t *packet, int len)
                        EPA_PACE_Replay(c);
                        break;
                case CMD_READER_MIFARE:
                        EPA_PACE_Replay(c);
                        break;
                case CMD_READER_MIFARE:

-            ReaderMifare(c->arg[0], c->arg[1]);
+            ReaderMifare(c->arg[0], c->arg[1], c->arg[2]);

                        break;
                case CMD_MIFARE_READBL:
                        MifareReadBlock(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
                        break;
                case CMD_MIFARE_READBL:
                        MifareReadBlock(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);


@@ -1193,7 +1214,6 @@ void UsbPacketReceived(uint8_t *packet, int len)
                case CMD_MIFARE_DESFIRE:
                        MifareSendCommand(c->arg[0], c->arg[1], c->d.asBytes);
                        break;
                case CMD_MIFARE_DESFIRE:
                        MifareSendCommand(c->arg[0], c->arg[1], c->d.asBytes);
                        break;

-

                case CMD_MIFARE_COLLECT_NONCES:
                        break;
 #endif
                case CMD_MIFARE_COLLECT_NONCES:
                        break;
 #endif


@@ -1209,6 +1229,24 @@ void UsbPacketReceived(uint8_t *packet, int len)
             break;
         case CMD_EMV_DUMP_CARD:
             EMVdumpcard();
             break;
         case CMD_EMV_DUMP_CARD:
             EMVdumpcard();

+                       break;
+/*                     
+       case CMD_EMV_READ_RECORD:
+            EMVReadRecord(c->arg[0], c->arg[1], NULL);
+            break; 
+        case CMD_EMV_CLONE:
+            EMVClone(c->arg[0], c->arg[1]);
+            break;
+       case CMD_EMV_SIM:
+            EMVSim();
+            break;
+        case CMD_EMV_TEST:
+            EMVTest();
+            break;
+        case CMD_EMV_FUZZ_RATS:
+            EMVFuzz_RATS(c->arg[0],c->d.asBytes);
+            break;
+                       */

 #endif
 #ifdef WITH_ICLASS
                // Makes use of ISO14443a FPGA Firmware
 #endif
 #ifdef WITH_ICLASS
                // Makes use of ISO14443a FPGA Firmware


@@ -1224,7 +1262,7 @@ void UsbPacketReceived(uint8_t *packet, int len)
                case CMD_READER_ICLASS_REPLAY:
                    ReaderIClass_Replay(c->arg[0], c->d.asBytes);
                        break;
                case CMD_READER_ICLASS_REPLAY:
                    ReaderIClass_Replay(c->arg[0], c->d.asBytes);
                        break;

-       case CMD_ICLASS_EML_MEMSET:
+               case CMD_ICLASS_EML_MEMSET:

                        emlSet(c->d.asBytes,c->arg[0], c->arg[1]);
                        break;
                case CMD_ICLASS_WRITEBLOCK:
                        emlSet(c->d.asBytes,c->arg[0], c->arg[1]);
                        break;
                case CMD_ICLASS_WRITEBLOCK:


@@ -1278,19 +1316,36 @@ void UsbPacketReceived(uint8_t *packet, int len)
                        LED_B_ON();
                        uint8_t *BigBuf = BigBuf_get_addr();
                        size_t len = 0;
                        LED_B_ON();
                        uint8_t *BigBuf = BigBuf_get_addr();
                        size_t len = 0;

-                       for(size_t i=0; i<c->arg[1]; i += USB_CMD_DATA_SIZE) {
-                               len = MIN((c->arg[1] - i),USB_CMD_DATA_SIZE);
-                               cmd_send(CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K,i,len,BigBuf_get_traceLen(),BigBuf+c->arg[0]+i,len);
+                       size_t startidx = c->arg[0];
+                       uint8_t isok = FALSE;
+                       // arg0 = startindex
+                       // arg1 = length bytes to transfer
+                       // arg2 = RFU
+                       //Dbprintf("transfer to client parameters: %" PRIu64 " | %" PRIu64 " | %" PRIu64, c->arg[0], c->arg[1], c->arg[2]);
+                       
+                       for(size_t i = 0; i < c->arg[1]; i += USB_CMD_DATA_SIZE) {
+                               len = MIN( (c->arg[1] - i), USB_CMD_DATA_SIZE);
+                               isok = cmd_send(CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K, i, len, BigBuf_get_traceLen(), BigBuf + startidx + i, len);
+                               if (!isok) 
+                                       Dbprintf("transfer to client failed ::  | bytes %d", len);

                        }
                        // Trigger a finish downloading signal with an ACK frame
                        }
                        // Trigger a finish downloading signal with an ACK frame

-                       cmd_send(CMD_ACK,1,0,BigBuf_get_traceLen(),getSamplingConfig(),sizeof(sample_config));
+                       cmd_send(CMD_ACK, 1, 0, BigBuf_get_traceLen(), getSamplingConfig(), sizeof(sample_config));

                        LED_B_OFF();
                        break;
                }
                case CMD_DOWNLOADED_SIM_SAMPLES_125K: {
                        LED_B_OFF();
                        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);
                        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);
+                       cmd_send(CMD_ACK,1,0,0,0,0);

                        break;
                }
                case CMD_DOWNLOAD_EML_BIGBUF: {
                        break;
                }
                case CMD_DOWNLOAD_EML_BIGBUF: {


@@ -1385,10 +1440,7 @@ void  __attribute__((noreturn)) AppMain(void)
        }
        common_area.flags.osimage_present = 1;
 
        }
        common_area.flags.osimage_present = 1;
 

-       LED_D_OFF();
-       LED_C_OFF();
-       LED_B_OFF();
-       LED_A_OFF();
+       LEDsoff();

 
        // Init USB device
        usb_enable();
 
        // Init USB device
        usb_enable();


@@ -1398,8 +1450,7 @@ void  __attribute__((noreturn)) AppMain(void)
        AT91C_BASE_PIOA->PIO_PDR = GPIO_PCK0;
        AT91C_BASE_PMC->PMC_SCER = AT91C_PMC_PCK0;
        // PCK0 is PLL clock / 4 = 96Mhz / 4 = 24Mhz
        AT91C_BASE_PIOA->PIO_PDR = GPIO_PCK0;
        AT91C_BASE_PMC->PMC_SCER = AT91C_PMC_PCK0;
        // PCK0 is PLL clock / 4 = 96Mhz / 4 = 24Mhz

-       AT91C_BASE_PMC->PMC_PCKR[0] = AT91C_PMC_CSS_PLL_CLK |
-               AT91C_PMC_PRES_CLK_4; //  4 for 24Mhz pck0, 2 for 48 MHZ pck0
+       AT91C_BASE_PMC->PMC_PCKR[0] = AT91C_PMC_CSS_PLL_CLK | AT91C_PMC_PRES_CLK_4; //  4 for 24Mhz pck0, 2 for 48 MHZ pck0

        AT91C_BASE_PIOA->PIO_OER = GPIO_PCK0;
 
        // Reset SPI
        AT91C_BASE_PIOA->PIO_OER = GPIO_PCK0;
 
        // Reset SPI


@@ -1421,10 +1472,11 @@ void  __attribute__((noreturn)) AppMain(void)
        size_t rx_len;
   
        for(;;) {
        size_t rx_len;
   
        for(;;) {

-               if (usb_poll()) {
-                       rx_len = usb_read(rx,sizeof(UsbCommand));
+               if ( usb_poll_validate_length() ) {
+                       rx_len = usb_read(rx, sizeof(UsbCommand));
+                       

                        if (rx_len)
                        if (rx_len)

-                               UsbPacketReceived(rx,rx_len);
+                               UsbPacketReceived(rx, rx_len);

                }
                WDT_HIT();
 
                }
                WDT_HIT();