def encode(self, object, **kwds): szone, pu = self.getparent(szone_t), object.get() cookie = szone['cookie'].li.int() csum = self.generate_checksum(pu ^ cookie) t = bitmap.new(pu, object.size() * 8) t = bitmap.rol(t, 4) cs = bitmap.new(bitmap.number(t) | csum, bitmap.size(t)) cs = bitmap.ror(cs, 4) logging.info( "{:s}.ptr_union.encode : Encoded pointer 0x{:x} with 0x{:x} results in checksum 0x{:x} : {:s}" .format(__name__, pu, cookie, csum, bitmap.hex(cs))) res = object.copy().set(bitmap.number(cs)) return super(ptr_union, self).encode(res, **kwds)
def encode(self, object, **kwds): szone,pu = self.getparent(szone_t),object.get() cookie = szone['cookie'].li.int() csum = self.generate_checksum(pu^cookie) t = bitmap.new(pu, object.size()*8) t = bitmap.rol(t, 4) cs = bitmap.new(bitmap.number(t)|csum, bitmap.size(t)) cs = bitmap.ror(cs, 4) logging.info("{:s}.ptr_union.encode : Encoded pointer 0x{:x} with 0x{:x} results in checksum 0x{:x} : {:s}".format(__name__, pu, cookie, csum, bitmap.hex(cs))) res = object.copy().set(bitmap.number(cs)) return super(ptr_union,self).encode(res, **kwds)
def summary(self): res = self.bitmap() return "{:s} ({:s}, {:d})".format(self.__element__(), bitmap.hex(res), bitmap.size(res))