hf mf sim: Be less verbose by default, add option "m" to turn maths back on (Issue...

[proxmark3-svn] / client / cmdhf14a.c

diff --git a/client/cmdhf14a.c b/client/cmdhf14a.c
index b404d4490f8769347a6cc022853bd4b2867ab246..41528b8eee9190763d5ed19a02eedeac0032cb75 100644 (file)
--- a/client/cmdhf14a.c
+++ b/client/cmdhf14a.c
@@ -143,6 +143,7 @@ int usage_hf_14a_sim(void) {
 //     PrintAndLog("    u     : 4, 7 or 10 byte UID");
        PrintAndLog("    u     : 4, 7 byte UID");
        PrintAndLog("    x     : (Optional) performs the 'reader attack', nr/ar attack against a legitimate reader");
+       PrintAndLog("    m     : (Optional) Show maths used for cracking reader. Useful for debugging.");
        PrintAndLog("\n   sample : hf 14a sim t 1 u 11223344 x");
        PrintAndLog("          : hf 14a sim t 1 u 11223344");
        PrintAndLog("          : hf 14a sim t 1 u 11223344556677");
@@ -447,12 +448,18 @@ int CmdHF14ASim(const char *Cmd) {
        uint8_t uid[10] = {0,0,0,0,0,0,0,0,0,0};
        int uidlen = 0;
        bool useUIDfromEML = TRUE;
+       bool showMaths = false;
 
        while(param_getchar(Cmd, cmdp) != 0x00) {
                switch(param_getchar(Cmd, cmdp)) {
                        case 'h':
                        case 'H':
                                return usage_hf_14a_sim();
+                       case 'm':
+                       case 'M':
+                               showMaths = true;
+                               cmdp++;
+                               break;
                        case 't':
                        case 'T':
                                // Retrieve the tag type
@@ -513,7 +520,7 @@ int CmdHF14ASim(const char *Cmd) {
                if ( (resp.arg[0] & 0xffff) != CMD_SIMULATE_MIFARE_CARD ) break;
                        
                memcpy( data, resp.d.asBytes, sizeof(data) );
-               readerAttack(data, TRUE);
+               readerAttack(data, TRUE, showMaths);
        }
        return 0;
 }