From d08faa4e026f0eb4a9ecaf8bdda2091b4ab99565 Mon Sep 17 00:00:00 2001
From: iceman1001 <iceman@iuse.se>
Date: Tue, 1 Dec 2015 22:47:03 +0100
Subject: [PATCH] ADD: Added the possibility to exit the bruteforce mode
 (either rangesearch or file) with the keyboard. FIX:  if not found, the range
 search printed wrong number.

---
 client/cmdhfmf.c    |  2 +-
 client/cmdlft55xx.c | 24 +++++++++++++++++-------
 2 files changed, 18 insertions(+), 8 deletions(-)

diff --git a/client/cmdhfmf.c b/client/cmdhfmf.c
index 5b5be6f2..0a24f6da 100644
--- a/client/cmdhfmf.c
+++ b/client/cmdhfmf.c
@@ -61,7 +61,7 @@ start:
 				case -2 : PrintAndLog("Card is not vulnerable to Darkside attack (doesn't send NACK on authentication requests).\n"); break;
 				case -3 : PrintAndLog("Card is not vulnerable to Darkside attack (its random number generator is not predictable).\n"); break;
 				case -4 : PrintAndLog("Card is not vulnerable to Darkside attack (its random number generator seems to be based on the wellknown");
-							PrintAndLog("generating polynomial with 16 effective bits only, but shows unexpected behaviour.\n"); break;
+						  PrintAndLog("generating polynomial with 16 effective bits only, but shows unexpected behaviour.\n"); break;
 				default: ;
 			}
 			break;
diff --git a/client/cmdlft55xx.c b/client/cmdlft55xx.c
index 6e8893d5..92e6f745 100644
--- a/client/cmdlft55xx.c
+++ b/client/cmdlft55xx.c
@@ -1394,6 +1394,12 @@ int CmdT55xxBruteForce(const char *Cmd) {
 		uint64_t testpwd = 0x00;
 		for (uint16_t c = 0; c < keycnt; ++c ) {
 	
+			if (ukbhit()) {
+				getchar();
+				printf("\naborted via keyboard!\n");
+				return 0;
+			}
+		
 			testpwd = bytes_to_num(keyBlock + 4*c, 4);
 
 			PrintAndLog("Testing %08X", testpwd);
@@ -1423,23 +1429,27 @@ int CmdT55xxBruteForce(const char *Cmd) {
 	
 	if ( start_password >= end_password ) return usage_t55xx_bruteforce();
 	
-    PrintAndLog("Search password  range [%08X -> %08X]", start_password, end_password);
+    PrintAndLog("Search password range [%08X -> %08X]", start_password, end_password);
 	
     uint32_t i = start_password;
 
     while ((!found) && (i <= end_password)){
 
+		printf(".");
+		fflush(stdout);
+		if (ukbhit()) {
+			getchar();
+			printf("\naborted via keyboard!\n");
+			return 0;
+		}
+			
 		if (!AquireData(T55x7_PAGE0, T55x7_CONFIGURATION_BLOCK, TRUE, i)) {
 			PrintAndLog("Aquireing data from device failed. Quitting");
 			return 0;
 		}
 		found = tryDetectModulation();
         
-		if (found)
-			break;
-        
-        if ((i % 0x100) == 0) printf("[%08x], ",i);
-
+		if (found) break;
 		i++;
     }
     
@@ -1448,7 +1458,7 @@ int CmdT55xxBruteForce(const char *Cmd) {
     if (found)
 		PrintAndLog("Found valid password: [%08x]", i);
     else
-		PrintAndLog("Password NOT found. Last tried: [%08x]", i);
+		PrintAndLog("Password NOT found. Last tried: [%08x]", --i);
     return 0;
 }
 
-- 
2.39.2