Removed dupicate symbols
[proxmark3-svn] / armsrc / iclass.c
index 9c5e8b2bef03751e637f77e75e5b9ed30debcc59..4d005dbccd1d9772a3fd4408bd9c23a3a7732ff4 100644 (file)
 #include "util.h"
 #include "string.h"
 #include "common.h"
+#include "cmd.h"
 // Needed for CRC in emulation mode;
 // same construction as in ISO 14443;
 // different initial value (CRC_ICLASS)
 #include "iso14443crc.h"
+#include "iso15693tools.h"
 
 static int timeout = 4096;
 
@@ -689,8 +691,6 @@ void RAMFUNC SnoopIClass(void)
     // into trace, along with its length and other annotations.
     //uint8_t *trace = (uint8_t *)BigBuf;
     
-    FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
     // reset traceLen to 0
     iso14a_set_tracing(TRUE);
     iso14a_clear_trace();
@@ -997,8 +997,6 @@ void SimulateIClass(uint8_t arg0, uint8_t *datain)
 {
        uint8_t simType = arg0;
 
-       FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
-
   // Enable and clear the trace
        tracing = TRUE;
        traceLen = 0;
@@ -1079,12 +1077,6 @@ void SimulateIClass(uint8_t arg0, uint8_t *datain)
        CodeIClassTagAnswer(response4, sizeof(response4));
        memcpy(resp4, ToSend, ToSendMax); resp4Len = ToSendMax;
 
-
-       // Start from off (no field generated)
-       FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
-       SpinDelay(200);
-
-
        // We need to listen to the high-frequency, peak-detected path.
        SetAdcMuxFor(GPIO_MUXSEL_HIPKD);
        FpgaSetupSsc();
@@ -1095,17 +1087,10 @@ void SimulateIClass(uint8_t arg0, uint8_t *datain)
        LED_A_ON();
        for(;;) {
                LED_B_OFF();
-               //Signal tracer
-               // Can be used to get a trigger for an oscilloscope..
-               LED_C_OFF();
-
                if(!GetIClassCommandFromReader(receivedCmd, &len, 100)) {
                        DbpString("button press");
                        break;
                }
-               //Signal tracer
-               LED_C_ON();
-
 
                // Okay, look at the command now.
                if(receivedCmd[0] == 0x0a) {
@@ -1205,34 +1190,41 @@ void SimulateIClass(uint8_t arg0, uint8_t *datain)
 
 static int SendIClassAnswer(uint8_t *resp, int respLen, int delay)
 {
-       int i = 0, d=0;//, u = 0, d = 0;
+       int i = 0, u = 0, d = 0;
        uint8_t b = 0;
-
-       FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_SIMULATOR|FPGA_HF_SIMULATOR_MODULATE_424K);
-
+       // return 0;
+       // Modulate Manchester
+       // FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_ISO14443A | FPGA_HF_ISO14443A_TAGSIM_MOD424);
+       FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_ISO14443A | FPGA_HF_ISO14443A_TAGSIM_MOD);
        AT91C_BASE_SSC->SSC_THR = 0x00;
        FpgaSetupSsc();
-       while(!BUTTON_PRESS()) {
-               if((AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY)){
-                       b = AT91C_BASE_SSC->SSC_RHR; (void) b;
+       
+       // send cycle
+       for(;;) {
+               if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) {
+                       volatile uint8_t b = (uint8_t)AT91C_BASE_SSC->SSC_RHR;
+                       (void)b;
                }
-               if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_TXRDY)){
-                       b = 0x00;
+               if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_TXRDY)) {
                        if(d < delay) {
+                               b = 0x00;
                                d++;
                        }
-                       else {
-                               if( i < respLen){
-                                       b = resp[i];
-                                       //Hack
-                                       //b = 0xAC;
-                               }
-                               i++;
+                       else if(i >= respLen) {
+                               b = 0x00;
+                               u++;
+                       } else {
+                               b = resp[i];
+                               u++;
+                               if(u > 1) { i++; u = 0; }
                        }
                        AT91C_BASE_SSC->SSC_THR = b;
-               }
 
-               if (i > respLen +4) break;
+                       if(u > 4) break;
+               }
+               if(BUTTON_PRESS()) {
+                       break;
+               }
        }
 
        return 0;
@@ -1246,6 +1238,7 @@ static int SendIClassAnswer(uint8_t *resp, int respLen, int delay)
 static void TransmitIClassCommand(const uint8_t *cmd, int len, int *samples, int *wait)
 {
   int c;
+
   FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_ISO14443A | FPGA_HF_ISO14443A_READER_MOD);
   AT91C_BASE_SSC->SSC_THR = 0x00;
   FpgaSetupSsc();
@@ -1321,12 +1314,12 @@ void CodeIClassCommand(const uint8_t * cmd, int len)
     b = cmd[i];
     for(j = 0; j < 4; j++) {
       for(k = 0; k < 4; k++) {
-                       if(k == (b & 3)) {
-                               ToSend[++ToSendMax] = 0x0f;
-                       }
-                       else {
-                               ToSend[++ToSendMax] = 0x00;
-                       }
+       if(k == (b & 3)) {
+           ToSend[++ToSendMax] = 0x0f;
+       }
+       else {
+           ToSend[++ToSendMax] = 0x00;
+       }
       }
       b >>= 2;
     }
@@ -1430,8 +1423,6 @@ void ReaderIClass(uint8_t arg0) {
 
        uint8_t* resp = (((uint8_t *)BigBuf) + 3560);   // was 3560 - tied to other size changes
 
-    FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
-
        // Reset trace buffer
        memset(trace, 0x44, RECV_CMD_OFFSET);
        traceLen = 0;
@@ -1487,4 +1478,245 @@ void ReaderIClass(uint8_t arg0) {
        LED_A_OFF();
 }
 
+void ReaderIClass_Replay(uint8_t arg0, uint8_t *MAC) {
+       uint8_t act_all[]     = { 0x0a };
+       uint8_t identify[]    = { 0x0c };
+       uint8_t select[]      = { 0x81, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
+       uint8_t readcheck_cc[]= { 0x88, 0x02 };
+       uint8_t check[]       = { 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
+       uint8_t read[]        = { 0x0c, 0x00, 0x00, 0x00 };
+       
+    uint16_t crc = 0;
+       uint8_t cardsize=0;
+       bool read_success=false;
+       uint8_t mem=0;
+       
+       static struct memory_t{
+         int k16;
+         int book;
+         int k2;
+         int lockauth;
+         int keyaccess;
+       } memory;
+       
+       uint8_t* resp = (((uint8_t *)BigBuf) + 3560);   // was 3560 - tied to other size changes
+
+       // Reset trace buffer
+    memset(trace, 0x44, RECV_CMD_OFFSET);
+       traceLen = 0;
+
+       // Setup SSC
+       FpgaSetupSsc();
+       // Start from off (no field generated)
+       // Signal field is off with the appropriate LED
+       LED_D_OFF();
+       FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+       SpinDelay(200);
+
+       SetAdcMuxFor(GPIO_MUXSEL_HIPKD);
+
+       // Now give it time to spin up.
+       // Signal field is on with the appropriate LED
+       FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_ISO14443A | FPGA_HF_ISO14443A_READER_MOD);
+       SpinDelay(200);
+
+       LED_A_ON();
+
+       for(int i=0;i<1;i++) {
+       
+               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) == 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
+                               Dbprintf("Readcheck on Sector 2");
+                               ReaderTransmitIClass(readcheck_cc, sizeof(readcheck_cc));
+                               if(ReaderReceiveIClass(resp) == 8) {
+                                  Dbprintf("     CC: %02x %02x %02x %02x %02x %02x %02x %02x",
+                                       resp[0], resp[1], resp[2],
+                                       resp[3], resp[4], resp[5],
+                                       resp[6], resp[7]);
+                               }else return;
+                               Dbprintf("Authenticate");
+                               //for now replay captured auth (as cc not updated)
+                               memcpy(check+5,MAC,4);
+                               Dbprintf("     AA: %02x %02x %02x %02x",
+                                       check[5], check[6], check[7],check[8]);
+                               ReaderTransmitIClass(check, sizeof(check));
+                               if(ReaderReceiveIClass(resp) == 4) {
+                                  Dbprintf("     AR: %02x %02x %02x %02x",
+                                       resp[0], resp[1], resp[2],resp[3]);
+                               }else {
+                                 Dbprintf("Error: Authentication Fail!");
+                                 return;
+                               }
+                               Dbprintf("Dump Contents");
+                               //first get configuration block
+                               read_success=false;
+                               read[1]=1;
+                               uint8_t *blockno=&read[1];
+                               crc = iclass_crc16((char *)blockno,1);
+                               read[2] = crc >> 8;
+                               read[3] = crc & 0xff;
+                               while(!read_success){
+                                     ReaderTransmitIClass(read, sizeof(read));
+                                     if(ReaderReceiveIClass(resp) == 10) {
+                                        read_success=true;
+                                        mem=resp[5];
+                                        memory.k16= (mem & 0x80);
+                                        memory.book= (mem & 0x20);
+                                        memory.k2= (mem & 0x8);
+                                        memory.lockauth= (mem & 0x2);
+                                        memory.keyaccess= (mem & 0x1);
+
+                                     }
+                               }
+                               if (memory.k16){
+                                 cardsize=255;
+                               }else cardsize=32;
+                               //then loop around remaining blocks
+                               for(uint8_t j=0; j<cardsize; j++){
+                                   read_success=false;
+                                   uint8_t *blockno=&j;
+                                   //crc_data[0]=j;
+                                   read[1]=j;
+                                   crc = iclass_crc16((char *)blockno,1);
+                                   read[2] = crc >> 8;
+                                   read[3] = crc & 0xff;
+                                   while(!read_success){
+                                     ReaderTransmitIClass(read, sizeof(read));
+                                     if(ReaderReceiveIClass(resp) == 10) {
+                                        read_success=true;
+                                        Dbprintf("     %02x: %02x %02x %02x %02x %02x %02x %02x %02x",
+                                         j, resp[0], resp[1], resp[2],
+                                         resp[3], resp[4], resp[5],
+                                         resp[6], resp[7]);
+                                     }
+                                   }
+                               }
+                       }
+               }
+               WDT_HIT();
+       }
+       
+       LED_A_OFF();
+}
+
+//1. Create Method to Read sectors/blocks 0,1,2 and Send to client
+void IClass_iso14443A_GetPublic(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 readcheck_cc[]= { 0x88, 0x02 }; 
+       //uint8_t read[]        = { 0x0c, 0x00, 0x00, 0x00 };   
+       uint8_t card_data[24]={0};
+       
+       //bool read_success=false;
+       uint8_t* resp = (((uint8_t *)BigBuf) + 3560);   // was 3560 - tied to other size changes
+
+       // Reset trace buffer
+    memset(trace, 0x44, RECV_CMD_OFFSET);
+       traceLen = 0;
+
+       // Setup SSC
+       FpgaSetupSsc();
+       // Start from off (no field generated)
+       // Signal field is off with the appropriate LED
+       LED_D_OFF();
+       FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+       SpinDelay(200);
+
+       SetAdcMuxFor(GPIO_MUXSEL_HIPKD);
+
+       // Now give it time to spin up.
+       // Signal field is on with the appropriate LED
+       FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_ISO14443A | FPGA_HF_ISO14443A_READER_MOD);
+       SpinDelay(200);
+
+       LED_A_ON();
+
+       for(int i=0;i<1;i++) {
+       
+               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) == 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]);
+                               }
+                               memcpy(card_data,resp,8);
+                               // Card selected
+                               Dbprintf("Readcheck on Sector 2");
+                               ReaderTransmitIClass(readcheck_cc, sizeof(readcheck_cc));
+                               if(ReaderReceiveIClass(resp) == 8) {
+                                  Dbprintf("     CC: %02x %02x %02x %02x %02x %02x %02x %02x",
+                                       resp[0], resp[1], resp[2],
+                                       resp[3], resp[4], resp[5],
+                                       resp[6], resp[7]);
+                               }
+                               memcpy(card_data+8,resp,8);
+                               //prep to read config block
+                               /*  read card configuration block
+                                 while(!read_success){
+                                 uint8_t sector_config=0x01;
+                                 memcpy(read+1,&sector_config,1);
+                                 ReaderTransmitIClass(read, sizeof(read));
+                                 if(ReaderReceiveIClass(resp) == 8) {
+                                   Dbprintf("     CC: %02x %02x %02x %02x %02x %02x %02x %02x",
+                                       resp[0], resp[1], resp[2],
+                                       resp[3], resp[4], resp[5],
+                                       resp[6], resp[7]);
+                                       read_success=true;
+                    memcpy(card_data+16,resp,8);
+                                 }
+                               }*/
+                       }
+               }
+               WDT_HIT();
+       }
+       //Dbprintf("DEBUG: %02x%02x%02x%02x%02x%02x%02x%02x",card_data[0],card_data[1],card_data[2],card_data[3],card_data[4],card_data[5],card_data[6],card_data[7]);
+       //Dbprintf("DEBUG: %02x%02x%02x%02x%02x%02x%02x%02x",card_data[8],card_data[9],card_data[10],card_data[11],card_data[12],card_data[13],card_data[14],card_data[15]);
+       LED_A_OFF();
+       LED_B_ON();
+       //send data back to the client
+    cmd_send(CMD_ACK,0,0,0,card_data,16);
+       LED_B_OFF();
+}
+
+//TODO: Create Write method
 
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