improve `hf 14a info` (#457)

[proxmark3-svn] / client / cmdhf14a.c

diff --git a/client/cmdhf14a.c b/client/cmdhf14a.c
index 3f103f5f0cb3d3f50e7d23ab4163b98a1a614926..928864a1b39936000231a552a983986d615c34d8 100644 (file)
--- a/client/cmdhf14a.c
+++ b/client/cmdhf14a.c
@@ -244,8 +244,10 @@ int CmdHF14AInfo(const char *Cmd)
        PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]);
        PrintAndLog(" SAK : %02x [%d]", card.sak, resp.arg[0]);
 
+       bool isMifareClassic = true;
        switch (card.sak) {
                case 0x00: 
+                       isMifareClassic = false;
 
                        //***************************************test****************
                        // disconnect
@@ -480,6 +482,19 @@ int CmdHF14AInfo(const char *Cmd)
        // try to see if card responses to "chinese magic backdoor" commands.
        mfCIdentify();
        
+       if (isMifareClassic) {          
+               switch(DetectClassicPrng()) {
+               case 0:
+                       PrintAndLog("Prng detection: HARDEND (hardnested)");            
+                       break;
+               case 1:
+                       PrintAndLog("Prng detection: WEAK");
+                       break;
+               default:
+                       PrintAndLog("Prng detection error.");           
+               }
+       }
+       
        return select_status;
 }