Sulley issue #8

primitives.py.patch

orted by [email protected], Sep 30, 2008
Index: sulley/primitives.py
===================================================================
--- sulley/primitives.py        (revision 154)
+++ sulley/primitives.py        (working copy)
@@ -763,6 +763,23 @@

             self.rendered = rendered

+        elif self.format == "hex":
+            # if the sign flag is raised and we are dealing with a signed integer (first bit is 1).
+            if self.signed and self.to_binary()[0] == "1":
+                max_num = self.to_decimal("0" + "1" * (self.width - 1))
+                # chop off the sign bit.
+                val = self.value & max_num
+
+                # account for the fact that the negative scale works backwards.
+                val = max_num - val
+
+                # toss in the negative sign.
+                self.rendered = "%x" % ~val
+
+            # unsigned integer or positive signed integer.
+            else:
+                self.rendered = "%x" % self.value
+
         #
         # ascii formatting.
         #