gistfile1.c

#define UIP_DATA_BUF      ((uint8_t *)&uip_buf[uip_l2_l3_hdr_len + UIP_UDPH_LEN])
#define UIP_UDP_BUF       ((struct uip_udp_hdr *)&uip_buf[uip_l2_l3_hdr_len])
#define UIP_EXT_BUF       ((struct uip_ext_hdr *)&uip_buf[UIP_LLH_LEN + UIP_IPH_LEN])
#define UIP_EXT_BUF_NEXT  ((uint8_t *)&uip_buf[UIP_LLH_LEN + UIP_IPH_LEN + HBHO_TOTAL_LEN])
#define UIP_EXT_OPT_FIRST ((struct hbho_mcast *)&uip_buf[UIP_LLH_LEN + UIP_IPH_LEN + 2])
#define UIP_IP_BUF        ((struct uip_ip_hdr *)&uip_buf[UIP_LLH_LEN])
#define UIP_ICMP_BUF      ((struct uip_icmp_hdr *)&uip_buf[uip_l2_l3_hdr_len])
#define UIP_ICMP_PAYLOAD  ((unsigned char *)&uip_buf[uip_l2_l3_icmp_hdr_len])
  locslhptr = (struct sequence_list_header *)UIP_ICMP_PAYLOAD;
  while(locslhptr <
        (struct sequence_list_header *)((uint8_t *)UIP_ICMP_PAYLOAD +
                          (uip_len + UIP_LLH_LEN) - uip_l2_l3_icmp_hdr_len)) {
//    VERBOSE_PRINTF("ROLL TM: ICMPv6 In, seq hdr @ %p\n", locslhptr);
    PRINTF("ROLL TM: ICMPv6 In, seq hdr @ %p\n", locslhptr);

    if((locslhptr->flags & SEQUENCE_LIST_RES) != 0) {
      PRINTF("ROLL TM: ICMPv6 In, non-zero reserved bits\n");
      goto drop;
    }