Fixed terminal formatting in hexdiff mode

src/binwalk/core/filter.py

@@ -144,7 +144,7 @@ class Filter(object):
             return False
 
         # If showing invalid results, just return True without further checking.
-        if callable(self.show_invalid_results) and self.show_invalid_results():
+        if self.show_invalid_results:
             return True
 
         # Don't include quoted strings or keyword arguments in this search, as 

src/binwalk/modules/general.py

@@ -109,8 +109,9 @@ class General(Module):
         self._open_target_files()
         self._set_verbosity()
 
-        self.filter = binwalk.core.filter.Filter(self._display_invalid)
-        
+        #self.filter = binwalk.core.filter.Filter(self._display_invalid)
+        self.filter = binwalk.core.filter.Filter(self.show_invalid)
+
         # Set any specified include/exclude filters
         for regex in self.exclude_filters:
             self.filter.exclude(regex)
@@ -184,5 +185,3 @@ class General(Module):
                 except Exception as e:
                     self.error(description="Cannot open file : %s" % str(e))
         
-    def _display_invalid(self):
-        return self.show_invalid

src/binwalk/modules/hexdiff.py

@@ -153,7 +153,10 @@ class HexDiff(Module):
     def init(self):
         # Disable the invalid description auto-filtering feature.
         # This will not affect our own validation.
-        self.config.show_invalid = True
+        self.config.filter.show_invalid_results = True
+
+        # Always disable terminal formatting, as it won't work properly with colorized output
+        self.config.display.fit_to_screen = False
 
         # Set the block size (aka, hexdump line size)
         self.block = self.config.block