fixed cmd malloc strlen()+1 bug

[proxmark3-svn] / client / cmdlf.c

diff --git a/client/cmdlf.c b/client/cmdlf.c
index 26bd5e4fd6b0d1a00c71da5d4cdc234db9bfe9d0..96e31541b8ffdb7a460a04a304b53703c3198254 100644 (file)
--- a/client/cmdlf.c
+++ b/client/cmdlf.c
@@ -1,15 +1,31 @@
+//-----------------------------------------------------------------------------
+// Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
+//
+// This code is licensed to you under the terms of the GNU GPL, version 2 or,
+// at your option, any later version. See the LICENSE.txt file for the text of
+// the license.
+//-----------------------------------------------------------------------------
+// Low frequency commands
+//-----------------------------------------------------------------------------
+
 #include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
+#include <limits.h>
 #include "proxusb.h"
 #include "data.h"
 #include "graph.h"
 #include "ui.h"
 #include "cmdparser.h"
+#include "cmdmain.h"
 #include "cmddata.h"
 #include "cmdlf.h"
 #include "cmdlfhid.h"
 #include "cmdlfti.h"
 #include "cmdlfem4x.h"
+#include "cmdlfhitag.h"
+#include "cmdlft55xx.h"
+#include "cmdlfpcf7931.h"
 
 static int CmdHelp(const char *Cmd);
 
@@ -214,7 +230,42 @@ int CmdIndalaDemod(const char *Cmd)
     }
     times = 1;
   }
-  PrintAndLog("UID=%s", showbits);
+  
+  //convert UID to HEX
+  uint32_t uid1, uid2, uid3, uid4, uid5, uid6, uid7;
+  int idx;
+  uid1=0;
+  uid2=0;
+  if (uidlen==64){
+    for( idx=0; idx<64; idx++) {
+        if (showbits[idx] == '0') {
+        uid1=(uid1<<1)|(uid2>>31);
+        uid2=(uid2<<1)|0;
+        } else {
+        uid1=(uid1<<1)|(uid2>>31);
+        uid2=(uid2<<1)|1;
+        } 
+      }
+    PrintAndLog("UID=%s (%x%08x)", showbits, uid1, uid2);
+  }
+  else {
+    uid3=0;
+    uid4=0;
+    uid5=0;
+    uid6=0;
+    uid7=0;
+    for( idx=0; idx<224; idx++) {
+        uid1=(uid1<<1)|(uid2>>31);
+        uid2=(uid2<<1)|(uid3>>31);
+        uid3=(uid3<<1)|(uid4>>31);
+        uid4=(uid4<<1)|(uid5>>31);
+        uid5=(uid5<<1)|(uid6>>31);
+        uid6=(uid6<<1)|(uid7>>31);
+        if (showbits[idx] == '0') uid7=(uid7<<1)|0;
+        else uid7=(uid7<<1)|1;
+      }
+    PrintAndLog("UID=%s (%x%08x%08x%08x%08x%08x%08x)", showbits, uid1, uid2, uid3, uid4, uid5, uid6, uid7);
+  }
 
   // Checking UID against next occurences
   for (; i + uidlen <= rawbit;) {
@@ -253,6 +304,55 @@ int CmdIndalaDemod(const char *Cmd)
   return 0;
 }
 
+int CmdIndalaClone(const char *Cmd)
+{
+  unsigned int uid1, uid2, uid3, uid4, uid5, uid6, uid7;
+  UsbCommand c;
+  uid1=0;
+  uid2=0;
+  uid3=0;
+  uid4=0;
+  uid5=0;
+  uid6=0;
+  uid7=0;  
+  int n = 0, i = 0;
+
+  if (strchr(Cmd,'l') != 0) {
+    while (sscanf(&Cmd[i++], "%1x", &n ) == 1) {
+      uid1 = (uid1 << 4) | (uid2 >> 28);
+      uid2 = (uid2 << 4) | (uid3 >> 28);
+      uid3 = (uid3 << 4) | (uid4 >> 28);
+      uid4 = (uid4 << 4) | (uid5 >> 28);
+      uid5 = (uid5 << 4) | (uid6 >> 28);
+      uid6 = (uid6 << 4) | (uid7 >> 28);
+       uid7 = (uid7 << 4) | (n & 0xf);
+    }
+    PrintAndLog("Cloning 224bit tag with UID %x%08x%08x%08x%08x%08x%08x", uid1, uid2, uid3, uid4, uid5, uid6, uid7);
+    c.cmd = CMD_INDALA_CLONE_TAG_L;
+    c.d.asDwords[0] = uid1;
+    c.d.asDwords[1] = uid2;
+    c.d.asDwords[2] = uid3;
+    c.d.asDwords[3] = uid4;
+    c.d.asDwords[4] = uid5;
+    c.d.asDwords[5] = uid6;
+    c.d.asDwords[6] = uid7;
+  } 
+  else 
+  {
+    while (sscanf(&Cmd[i++], "%1x", &n ) == 1) {
+      uid1 = (uid1 << 4) | (uid2 >> 28);
+      uid2 = (uid2 << 4) | (n & 0xf);
+    }
+    PrintAndLog("Cloning 64bit tag with UID %x%08x", uid1, uid2);
+    c.cmd = CMD_INDALA_CLONE_TAG;
+    c.arg[0] = uid1;
+    c.arg[1] = uid2;
+  }
+
+  SendCommand(&c);
+  return 0;
+}
+
 int CmdLFRead(const char *Cmd)
 {
   UsbCommand c = {CMD_ACQUIRE_RAW_ADC_SAMPLES_125K};
@@ -388,7 +488,7 @@ int CmdVchDemod(const char *Cmd)
   bits[256] = '\0';
 
   int worst = INT_MAX;
-  int worstPos;
+  int worstPos = 0;
 
   for (i = 0; i < 2048; i += 8) {
     int sum = 0;
@@ -428,16 +528,20 @@ static command_t CommandTable[] =
 {
   {"help",        CmdHelp,            1, "This help"},
   {"cmdread",     CmdLFCommandRead,   0, "<off period> <'0' period> <'1' period> <command> ['h'] -- Modulate LF reader field to send command before read (all periods in microseconds) (option 'h' for 134)"},
-  {"em4x",        CmdLFEM4X,          1, "EM4X RFIDs"},
+  {"em4x",        CmdLFEM4X,          1, "{ EM4X RFIDs... }"},
   {"flexdemod",   CmdFlexdemod,       1, "Demodulate samples for FlexPass"},
-  {"hid",         CmdLFHID,           1, "HID RFIDs"},
+  {"hid",         CmdLFHID,           1, "{ HID RFIDs... }"},
   {"indalademod", CmdIndalaDemod,     1, "['224'] -- Demodulate samples for Indala 64 bit UID (option '224' for 224 bit)"},
+  {"indalaclone", CmdIndalaClone,     1, "<UID> ['l']-- Clone Indala to T55x7 (tag must be in antenna)(UID in HEX)(option 'l' for 224 UID"},
   {"read",        CmdLFRead,          0, "['h'] -- Read 125/134 kHz LF ID-only tag (option 'h' for 134)"},
   {"sim",         CmdLFSim,           0, "[GAP] -- Simulate LF tag from buffer with optional GAP (in microseconds)"},
   {"simbidir",    CmdLFSimBidir,      0, "Simulate LF tag (with bidirectional data transmission between reader and tag)"},
   {"simman",      CmdLFSimManchester, 0, "<Clock> <Bitstream> [GAP] Simulate arbitrary Manchester LF tag"},
-  {"ti",          CmdLFTI,            1, "TI RFIDs"},
+  {"ti",          CmdLFTI,            1, "{ TI RFIDs... }"},
+  {"hitag",       CmdLFHitag,         1, "{ Hitag tags and transponders... }"},
   {"vchdemod",    CmdVchDemod,        1, "['clone'] -- Demodulate samples for VeriChip"},
+  {"t55xx",       CmdLFT55XX,         1, "{ T55xx RFIDs... }"},
+  {"pcf7931",     CmdLFPCF7931,       1, "{PCF7931 RFIDs...}"},
   {NULL, NULL, 0, NULL}
 };