ADD: first try to implement crc-16 for Legic Advant *not working yet* Can't verify it.

[proxmark3-svn] / client / loclass / elite_crack.c

diff --git a/client/loclass/elite_crack.c b/client/loclass/elite_crack.c
index c824eaa188ed45c56fce156718c4dfeda90f5b19..a282ec5022f07b3b16ddc0173451d55cce7cf9c5 100644 (file)
--- a/client/loclass/elite_crack.c
+++ b/client/loclass/elite_crack.c
@@ -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.
@@ -563,6 +563,12 @@ 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");
+               fclose(f);
+               return 1;
+       }
+
        uint8_t *dump = malloc(fsize);
        size_t bytes_read = fread(dump, 1, fsize, f);
 
@@ -571,7 +577,10 @@ int bruteforceFile(const char *filename, uint16_t keytable[])
     {
         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;
 }
 /**
  *