data askraw patches, data askedgedetect demod,

[proxmark3-svn] / client / cmdlf.c

diff --git a/client/cmdlf.c b/client/cmdlf.c
index 65d6fdd5f92064576b4209b2c1afd4f42b69d715..a34275f36763f664e9f0847542e8fd98a5f1cacf 100644 (file)
--- a/client/cmdlf.c
+++ b/client/cmdlf.c
@@ -388,7 +388,7 @@ static void ChkBitstream(const char *str)
     }
   }
 }
-
+//appears to attempt to simulate manchester
 int CmdLFSim(const char *Cmd)
 {
        int i,j;
@@ -465,8 +465,11 @@ int CmdLFSnoop(const char *Cmd)
     sscanf(Cmd, "h %"lli, &c.arg[1]);
   } else if (sscanf(Cmd, "%"lli" %"lli, &c.arg[0], &c.arg[1]) < 1) {
                PrintAndLog("usage 1:  snoop");
-               PrintAndLog("      2:  snoop {l,h} [trigger threshold]");
+               PrintAndLog("      2:  snoop <l|h> [trigger threshold]");
                PrintAndLog("      3:  snoop <divisor> [trigger threshold]");
+               PrintAndLog("");
+               PrintAndLog("Sample: lf snoop l 200");
+               PrintAndLog("      : lf snoop 95 200");
     return 0;
   }
 
@@ -556,37 +559,93 @@ int CmdLFfind(const char *Cmd)
 {
   int ans=0;
        char cmdp = param_getchar(Cmd, 0);
-       
-       if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') {
-               PrintAndLog("Usage:  lf search <0|1>");
-               PrintAndLog("     <use data from Graphbuffer>, if not set, try reading data from tag.");
+       char testRaw = param_getchar(Cmd, 1);
+       if (strlen(Cmd) > 2 || cmdp == 'h' || cmdp == 'H') {
+               PrintAndLog("Usage:  lf search <0|1> [u]");
+               PrintAndLog("     <use data from Graphbuffer> , if not set, try reading data from tag.");
+    PrintAndLog("     [Search for Unknown tags] , if not set, reads only known tags.");
                PrintAndLog("");
-               PrintAndLog("    sample: lf search");
-               PrintAndLog("          : lf search 1");
+               PrintAndLog("    sample: lf search     = try reading data from tag & search for known tags");
+               PrintAndLog("          : lf search 1   = use data from GraphBuffer & search for known tags");
+    PrintAndLog("          : lf search u   = try reading data from tag & search for known and unknown tags");
+    PrintAndLog("          : lf search 1 u = use data from GraphBuffer & search for known and unknown tags");
+
                return 0;
        }
 
-       if (!offline || (cmdp != '1') ){
+       if (!offline && (cmdp != '1')){
     ans=CmdLFRead("");
-       ans=CmdSamples("20000");
+    ans=CmdSamples("20000");
        } else if (GraphTraceLen < 1000) {
                PrintAndLog("Data in Graphbuffer was too small.");
                return 0;
   }
-
-  PrintAndLog("Checking for known tags:");
-  ans=Cmdaskmandemod("");
-  if (ans>0) return 1;
-  ans=CmdFSKdemodHID("");
-  if (ans>0) return 1;
+  if (cmdp == 'u' || cmdp == 'U') testRaw = 'u';
+  PrintAndLog("NOTE: some demods output possible binary\n  if it finds something that looks like a tag");
+  PrintAndLog("False Positives ARE possible\n");  
+  PrintAndLog("\nChecking for known tags:\n");
   ans=CmdFSKdemodIO("");
-  if (ans>0) return 1;
+  if (ans>0) {
+    PrintAndLog("\nValid IO Prox ID Found!");
+    return 1;
+  }
+  ans=CmdFSKdemodPyramid("");
+  if (ans>0) {
+    PrintAndLog("\nValid Pyramid ID Found!");
+    return 1;
+  }
+  ans=CmdFSKdemodParadox("");
+  if (ans>0) {
+    PrintAndLog("\nValid Paradox ID Found!");
+    return 1;
+  }
+  ans=CmdFSKdemodAWID("");
+  if (ans>0) {
+    PrintAndLog("\nValid AWID ID Found!");
+    return 1;
+  }
+  ans=CmdFSKdemodHID("");
+  if (ans>0) {
+    PrintAndLog("\nValid HID Prox ID Found!");
+    return 1;
+  }
   //add psk and indala
-  ans=CmdIndalaDemod("");
-  if (ans>0) return 1;
-  ans=CmdIndalaDemod("224");
-  if (ans>0) return 1;
-  PrintAndLog("No Known Tags Found!\n");
+  ans=CmdIndalaDecode("");
+  if (ans>0) {
+    PrintAndLog("\nValid Indala ID Found!");
+    return 1;
+  }
+  ans=CmdAskEM410xDemod("");
+  if (ans>0) {
+    PrintAndLog("\nValid EM410x ID Found!");
+    return 1;
+  }
+  PrintAndLog("\nNo Known Tags Found!\n");
+  if (testRaw=='u' || testRaw=='U'){
+    //test unknown tag formats (raw mode)
+    PrintAndLog("\nChecking for Unknown tags:\n");
+    ans=CmdFSKfcDetect("");
+    if (ans == 1){ //fsk
+      ans=CmdFSKrawdemod("");
+      if (ans>0) {
+        PrintAndLog("\nUnknown FSK Modulated Tag Found!");
+        return 1;
+      }      
+    }
+    ans=Cmdaskmandemod("");
+    if (ans>0) {
+      PrintAndLog("\nUnknown ASK Modulated and Manchester encoded Tag Found!");
+      return 1;
+    }  
+    ans=CmdPSK1rawDemod("");
+    if (ans>0) {
+      PrintAndLog("Possible unknown PSK1 Modulated Tag Found above!\n\nCould also be PSK2 - try 'data psk2rawdemod'");
+      PrintAndLog("\nCould also be PSK3 - [currently not supported]");
+      PrintAndLog("\nCould also be NRZ - try 'data nrzrawdemod");
+      return 1;
+    }          
+    PrintAndLog("\nNo Data Found!\n");
+  }
   return 0;
 }