Create session key

[proxmark3-svn] / client / cmdhf14a.c

diff --git a/client/cmdhf14a.c b/client/cmdhf14a.c
index c469b48a116b967a2390dc426ba0311f9a0bc30c..bd19cee41990aa1056852854450a4f1dd53c5382 100644 (file)
--- a/client/cmdhf14a.c
+++ b/client/cmdhf14a.c
@@ -14,15 +14,15 @@
 #include <string.h>
 #include <unistd.h>
 #include "util.h"
-#include "iso14443crc.h"
+#include "../common/iso14443crc.h"
 #include "data.h"
 #include "proxmark3.h"
 #include "ui.h"
 #include "cmdparser.h"
 #include "cmdhf14a.h"
-#include "common.h"
+#include "../include/common.h"
 #include "cmdmain.h"
-#include "mifare.h"
+#include "../include/mifare.h"
 
 static int CmdHelp(const char *Cmd);
 static void waitCmd(uint8_t iLen);
@@ -196,14 +196,13 @@ int CmdHF14AReader(const char *Cmd)
                return 0;
        }
 
-       PrintAndLog("ATQA : %02x %02x", card->atqa[1], card->atqa[0]);
+       PrintAndLog("ATQA : %02x %02x", card->atqa[0], card->atqa[1]);
        PrintAndLog(" UID : %s", sprint_hex(card->uid, card->uidlen));
        PrintAndLog(" SAK : %02x [%d]", card->sak, resp.arg[0]);
 
        switch (card->sak) {
                case 0x00: PrintAndLog("TYPE : NXP MIFARE Ultralight | Ultralight C"); break;
                case 0x04: PrintAndLog("TYPE : NXP MIFARE (various !DESFire !DESFire EV1)"); break;
-
                case 0x08: PrintAndLog("TYPE : NXP MIFARE CLASSIC 1k | Plus 2k SL1"); break;
                case 0x09: PrintAndLog("TYPE : NXP MIFARE Mini 0.3k"); break;
                case 0x10: PrintAndLog("TYPE : NXP MIFARE Plus 2k SL2"); break;
@@ -336,7 +335,7 @@ int CmdHF14AReader(const char *Cmd)
                }
        } else {
                PrintAndLog("proprietary non iso14443a-4 card found, RATS not supported");
-  }
+       }
 
        return resp.arg[0];
 }
@@ -360,17 +359,20 @@ int CmdHF14ACUIDs(const char *Cmd)
                UsbCommand resp;
                WaitForResponse(CMD_ACK,&resp);
 
-               iso14a_card_select_t *card = (iso14a_card_select_t *) resp.d.asBytes;
+               uint8_t *uid  = resp.d.asBytes;
+               iso14a_card_select_t *card = (iso14a_card_select_t *)(uid + 12);
 
                // check if command failed
                if (resp.arg[0] == 0) {
                        PrintAndLog("Card select failed.");
                } else {
-                       char uid_string[20];
-                       for (uint16_t i = 0; i < card->uidlen; i++) {
-                               sprintf(&uid_string[2*i], "%02X", card->uid[i]);
+                       // check if UID is 4 bytes
+                       if ((card->atqa[1] & 0xC0) == 0) {
+                               PrintAndLog("%02X%02X%02X%02X",
+                                           *uid, *(uid + 1), *(uid + 2), *(uid + 3));
+                       } else {
+                               PrintAndLog("UID longer than 4 bytes");
                        }
-                       PrintAndLog("%s", uid_string);
                }
        }
        PrintAndLog("End: %u", time(NULL));
@@ -424,10 +426,6 @@ int CmdHF14ASim(const char *Cmd)
                // At lease save the mandatory first part of the UID
                c.arg[0] = long_uid & 0xffffffff;
 
-       
-       // At lease save the mandatory first part of the UID
-       c.arg[0] = long_uid & 0xffffffff;
-       
        if (c.arg[1] == 0) {
                PrintAndLog("Emulating ISO/IEC 14443 type A tag with UID %01d %08x %08x",c.arg[0],c.arg[1],c.arg[2]);
        }
@@ -495,19 +493,22 @@ int CmdHF14ACmdRaw(const char *cmd) {
     uint8_t active=0;
     uint8_t active_select=0;
     uint16_t numbits=0;
+       uint16_t timeout=0;
+       uint8_t bTimeout=0;
     char buf[5]="";
     int i=0;
-    uint8_t data[100];
+    uint8_t data[USB_CMD_DATA_SIZE];
     unsigned int datalen=0, temp;
 
     if (strlen(cmd)<2) {
-        PrintAndLog("Usage: hf 14a raw [-r] [-c] [-p] [-f] [-b] <number of bits> <0A 0B 0C ... hex>");
+        PrintAndLog("Usage: hf 14a raw [-r] [-c] [-p] [-f] [-b] [-t] <number of bits> <0A 0B 0C ... hex>");
         PrintAndLog("       -r    do not read response");
         PrintAndLog("       -c    calculate and append CRC");
         PrintAndLog("       -p    leave the signal field ON after receive");
         PrintAndLog("       -a    active signal field ON without select");
         PrintAndLog("       -s    active signal field ON with select");
         PrintAndLog("       -b    number of bits to send. Useful for send partial byte");
+               PrintAndLog("       -t    timeout");
         return 0;
     }
 
@@ -540,6 +541,14 @@ int CmdHF14ACmdRaw(const char *cmd) {
                     while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
                     i-=2;
                     break;
+                               case 't':
+                                       bTimeout=1;
+                                       sscanf(cmd+i+2,"%d",&temp);
+                                       timeout = temp & 0xFFFF;
+                                       i+=3;
+                                       while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
+                                       i+=2;
+                                       break;
                 default:
                     PrintAndLog("Invalid option");
                     return 0;
@@ -557,15 +566,19 @@ int CmdHF14ACmdRaw(const char *cmd) {
             if (strlen(buf)>=2) {
                 sscanf(buf,"%x",&temp);
                 data[datalen]=(uint8_t)(temp & 0xff);
-                datalen++;
                 *buf=0;
+                               if (++datalen>sizeof(data)){
+                                       if (crc)
+                                               PrintAndLog("Buffer is full, we can't add CRC to your data");
+                                       break;
+                               }
             }
             continue;
         }
         PrintAndLog("Invalid char on input");
         return 0;
     }
-    if(crc && datalen>0)
+    if(crc && datalen>0 && datalen<sizeof(data)-2)
     {
         uint8_t first, second;
         ComputeCrc14443(CRC_14443_A, data, datalen, &first, &second);
@@ -579,13 +592,22 @@ int CmdHF14ACmdRaw(const char *cmd) {
         if(active)
             c.arg[0] |= ISO14A_NO_SELECT;
     }
+       if(bTimeout){
+           #define MAX_TIMEOUT 624*105 // max timeout is 624 ms
+        c.arg[0] |= ISO14A_SET_TIMEOUT;
+        c.arg[2] = timeout * 105; // each bit is about 9.4 us
+        if(c.arg[2]>MAX_TIMEOUT) {
+            c.arg[2] = MAX_TIMEOUT;
+            PrintAndLog("Set timeout to 624 ms. The max we can wait for response");
+        }
+       }
     if(power)
         c.arg[0] |= ISO14A_NO_DISCONNECT;
     if(datalen>0)
         c.arg[0] |= ISO14A_RAW;
 
-    c.arg[1] = datalen;
-    c.arg[2] = numbits;
+       // Max buffer is USB_CMD_DATA_SIZE
+    c.arg[1] = (datalen & 0xFFFF) | (numbits << 16);
     memcpy(c.d.asBytes,data,datalen);
 
     SendCommand(&c);