On Fri, Apr 08, 2011 at 02:08:34PM +0200, Jose Francisco Mingorance-Puga wrote: > However, in numerous points of the protocol definition, it is said > that buffer_id can have the value -1. For instance, in > OFPT_PACKET_OUT and OFPT_PACKET_IN messages, it is stated that the > value of buffer_id=-1 means that the packet data is carried within > the message, and not buffered. > > This is an incongruence, as buffer_id has bin defined as an unsigned > integer, therefore, it is not possible to represent -1 with the > chain of bits, unless the codification of this -1 is explicitely > given, which is not in the definition of OpenFlow protocol. > > Therefore, how should a -1 look like?
In this case, -1 means UINT32_MAX, the value 4294967295. _______________________________________________ openflow-discuss mailing list [email protected] https://mailman.stanford.edu/mailman/listinfo/openflow-discuss
