1#ifndef _IN_H 2#define _IN_H 3 4#include "types.h" 5 6#define IP 0x0800 7#define ARP 0x0806 8#define RARP 0x8035 9 10#define IP_ICMP 1 11#define IP_IGMP 2 12#define IP_UDP 17 13 14/* Same after going through htonl */ 15#define IP_BROADCAST 0xFFFFFFFF 16 17typedef struct { 18 uint32_t s_addr; 19} in_addr; 20 21#endif /* _IN_H */ 22