- uint8_t arp_sha[6]; /* sender hardware address */
- uint8_t arp_sip[4]; /* sender IP address */
- uint8_t arp_tha[6]; /* target hardware address */
- uint8_t arp_tip[4]; /* target IP address */
+ struct ether_addr arp_sha; /**< sender hardware address */
+ uint32_t arp_sip; /**< sender IP address */
+ struct ether_addr arp_tha; /**< target hardware address */
+ uint32_t arp_tip; /**< target IP address */