#define OXM_OF_IN_PORT OXM_HEADER (OFPXMT12_OFB_IN_PORT, 4)
#define OXM_OF_IN_PHY_PORT OXM_HEADER (OFPXMT12_OFB_IN_PHY_PORT, 4)
#define OXM_OF_METADATA OXM_HEADER (OFPXMT12_OFB_METADATA, 8)
#define OXM_OF_IN_PORT OXM_HEADER (OFPXMT12_OFB_IN_PORT, 4)
#define OXM_OF_IN_PHY_PORT OXM_HEADER (OFPXMT12_OFB_IN_PHY_PORT, 4)
#define OXM_OF_METADATA OXM_HEADER (OFPXMT12_OFB_METADATA, 8)