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- #ifndef NESSUS_IP_H__
-
- #ifdef HAVE_NETINET_IP_H
- #include <netinet/ip.h>
- #endif
-
- #if !defined(HAVE_STRUCT_IP) || (HAVE_STRUCT_IP == 0)
-
- #undef _IP_VHL;
-
- #define HAVE_STRUCT_IP 1
- struct ip {
- #if !WORDS_BIGENDIAN
- u_char ip_hl:4, /* header length */
- ip_v:4; /* version */
- #else
- u_char ip_v:4, /* version */
- ip_hl:4; /* header length */
- #endif
- u_char ip_tos; /* type of service */
- u_short ip_len; /* total length */
- u_short ip_id; /* identification */
- u_short ip_off; /* fragment offset field */
- #define IP_RF 0x8000 /* reserved fragment flag */
- #define IP_DF 0x4000 /* dont fragment flag */
- #define IP_MF 0x2000 /* more fragments flag */
- #define IP_OFFMASK 0x1fff /* mask for fragmenting bits */
- u_char ip_ttl; /* time to live */
- u_char ip_p; /* protocol */
- u_short ip_sum; /* checksum */
- struct in_addr ip_src,ip_dst; /* source and dest address */
- };
-
- #endif /* not defined(HAVE_STRUCT_IP) */
-
- #ifdef HAVE_STRUCT_IP_CSUM
- #define ip_sum ip_csum
- #endif
- #endif
-