X-Git-Url: http://cvs.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/53d85a8fa1c1b98cb79c40712d1668731bdcaf49..19693bdc06cca834589aae52fdd4b8475f4aec3a:/client/loclass/elite_crack.c

diff --git a/client/loclass/elite_crack.c b/client/loclass/elite_crack.c
index a8ab869e..2395a178 100644
--- a/client/loclass/elite_crack.c
+++ b/client/loclass/elite_crack.c
@@ -394,7 +394,7 @@ int bruteforceItem(dumpdata item, uint16_t keytable[])
 		//Diversify
 		diversifyKey(item.csn, key_sel_p, div_key);
 		//Calc mac
-        doMAC(item.cc_nr,12, div_key,calculated_MAC);
+		doMAC(item.cc_nr, div_key,calculated_MAC);
 
 		if(memcmp(calculated_MAC, item.mac, 4) == 0)
 		{
@@ -522,8 +522,8 @@ int bruteforceDump(uint8_t dump[], size_t dumpsize, uint16_t keytable[])
 		errors += bruteforceItem(*attack, keytable);
 	}
 	free(attack);
-	clock_t t2 = clock();
-	float diff = (((float)t2 - (float)t1) / CLOCKS_PER_SEC );
+	t1 = clock() - t1;
+	float diff = ((float)t1 / CLOCKS_PER_SEC );
 	prnlog("\nPerformed full crack in %f seconds",diff);
 
 	// Pick out the first 16 bytes of the keytable.
@@ -552,7 +552,6 @@ int bruteforceDump(uint8_t dump[], size_t dumpsize, uint16_t keytable[])
  */
 int bruteforceFile(const char *filename, uint16_t keytable[])
 {
-
 	FILE *f = fopen(filename, "rb");
 	if(!f) {
 		prnlog("Failed to read from file '%s'", filename);
@@ -563,15 +562,28 @@ int bruteforceFile(const char *filename, uint16_t keytable[])
 	long fsize = ftell(f);
 	fseek(f, 0, SEEK_SET);
 
+	if (fsize < 0) {
+		prnlog("Error, when getting filesize");
+		if (f) {
+			fclose(f);
+			f = NULL;
+		}
+		return 1;
+	}
+
 	uint8_t *dump = malloc(fsize);
 	size_t bytes_read = fread(dump, 1, fsize, f);
 
-	fclose(f);
-    if (bytes_read < fsize)
-    {
+	if (f) {
+		fclose(f);
+		f = NULL;
+	}
+    if (bytes_read < fsize) {
         prnlog("Error, could only read %d bytes (should be %d)",bytes_read, fsize );
     }
-	return bruteforceDump(dump,fsize,keytable);
+	uint8_t res = bruteforceDump(dump,fsize,keytable);
+	free(dump);
+	return res;
 }
 /**
  *