X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/e9f85d9e004281853585dd6fa1e52df97137ebd1..719000b7f46c68f6218db530ce37fe17bb4c20a6:/client/cmdhf14a.c

diff --git a/client/cmdhf14a.c b/client/cmdhf14a.c
index b404d449..6411a919 100644
--- 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("    v     : (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");
@@ -215,16 +216,15 @@ int CmdHF14AReader(const char *Cmd) {
 			ul_switch_off_field();
 			
 			uint32_t tagT = GetHF14AMfU_Type();
-			ul_print_type(tagT, 0);
+			if (tagT != UL_ERROR)
+				ul_print_type(tagT, 0);
 
 			// reconnect for further tests
 			c.arg[0] = ISO14A_CONNECT | ISO14A_NO_DISCONNECT;
 			c.arg[1] = 0;
 			c.arg[2] = 0;
-
 			clearCommandBuffer();
 			SendCommand(&c);
-
 			UsbCommand resp;
 			WaitForResponse(CMD_ACK, &resp);
 			
@@ -447,6 +447,7 @@ 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 verbose = false;
 
 	while(param_getchar(Cmd, cmdp) != 0x00) {
 		switch(param_getchar(Cmd, cmdp)) {
@@ -477,6 +478,11 @@ int CmdHF14ASim(const char *Cmd) {
 				}
 				cmdp += 2;
 				break;
+			case 'v':
+			case 'V':
+				verbose = true;
+				cmdp++;
+				break;
 			case 'x':
 			case 'X':
 				flags |= FLAG_NR_AR_ATTACK;
@@ -513,7 +519,7 @@ 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, verbose);
 	}
 	return 0;
 }