Autodetect: Limit the number of errors per hash-mode try to 100 to avoid long startup time

docs/changes.txt

@@ -26,6 +26,7 @@
 ## Technical
 ##
 
+- Autodetect: Limit the number of errors per hash-mode try to 100 to avoid long startup time
 - LM: Workaround JiT compiler bug in -m 3000 on NV leading to false negatives with large amount of hashes
 - Tests: Changed tests for VeraCrypt from -a 0 to -a 3, because password extension is not available to all shells
 

src/hashcat.c

@@ -1271,6 +1271,8 @@ bool autodetect_hashmode_test (hashcat_ctx_t *hashcat_ctx)
   {
     HCFILE fp;
 
+    int error_count = 0;
+
     if (hc_fopen (&fp, hashfile, "rb") == false) return false;
 
     char *line_buf = (char *) hcmalloc (HCBUFSIZ_LARGE);
@@ -1301,6 +1303,17 @@ bool autodetect_hashmode_test (hashcat_ctx_t *hashcat_ctx)
 
         break;
       }
+
+      // abort this list after 100 errors
+
+      if (error_count == 100)
+      {
+        break;
+      }
+      else
+      {
+        error_count++;
+      }
     }
 
     hcfree (line_buf);