src/include/ip.h

   1 #ifndef _IP_H
   2 #define _IP_H
   3
   4 #include "stddef.h"
   5 #include "stdint.h"
   6 #include <gpxe/in.h>
   7
   8 struct iphdr {
   9         uint8_t  verhdrlen;
  10         uint8_t  service;
  11         uint16_t len;
  12         uint16_t ident;
  13         uint16_t frags;
  14         uint8_t  ttl;
  15         uint8_t  protocol;
  16         uint16_t chksum;
  17         struct in_addr src;
  18         struct in_addr dest;
  19 } PACKED;
  20
  21 extern uint16_t tcpudpchksum(struct iphdr *ip);
  22
  23 #endif  /* _IP_H */