gistfile1.c

   case 0x87: // v6 ndp
     buffer[ICMP6_O_TYPE] = 0x88; // reply
     buffer[ICMP6_O_CODE] = 0x0;
      *(uint32_t*)(buffer+ICMP6_O_DATA) = 0x40; // solicited
      memcpy(buffer + ETH_O_SOURCE, config->mac, ETH_ALEN);
      memcpy(buffer + IP6_O_DADDR, config->ip6_addr.s6_addr, 16);
      memcpy(buffer + ICMP6_O_DATA + 4, config->ip6_addr.s6_addr, 16);
      memcpy(buffer + ICMP6_O_DATA + 22, config->mac, 6);
      buffer[ICMP6_O_DATA + 20] = 2;
      break;