/* * Copyright (c) 2015 Kazuya GODA * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #ifndef _NET_IF_ETHERIP_H_ #define _NET_IF_ETHERIP_H_ #if 0 /* * TODO: * At this stage, struct etheripstat and struct etherip_header, * and EtherIP sysctl objects are present at netinet/ip_ether.h. * When implementation of etherip is removed from gif(4), there * are moved here. */ extern int etherip_allow; extern struct etheripstat etheripstat; struct etheripstat { uint32_t etherip_hdrops; /* packet shorter than header shows */ uint32_t etherip_qfull; /* bridge queue full, packet dropped */ uint32_t etherip_noifdrops; /* no interface/bridge info */ uint32_t etherip_pdrops; /* dropped due to policy */ uint32_t etherip_adrops; /* all other drops */ uint32_t etherip_ipackets; /* total input packets */ uint32_t etherip_opackets; /* total output packets */ uint64_t etherip_ibytes; /* input bytes */ uint64_t etherip_obytes; /* output bytes */ }; struct etherip_header { #if BYTE_ORDER == LITTLE_ENDIAN unsigned int eip_res:4; /* reserved */ unsigned int eip_ver:4; /* version */ #endif #if BYTE_ORDER == BIG_ENDIAN unsigned int eip_ver:4; /* version */ unsigned int eip_res:4; /* reserved */ #endif uint8_t eip_pad; /* required padding byte */ } __packed; #define ETHERIP_VERSION 0x03 /* * Names for Ether-IP sysctl objects */ #define ETHERIPCTL_ALLOW 1 /* accept incoming EtherIP packets */ #define ETHERIPCTL_STATS 2 /* etherip stats */ #define ETHERIPCTL_MAXID 3 #define ETHERIPCTL_NAMES { \ { 0, 0 }, \ { "allow", CTLTYPE_INT }, \ { "stats", CTLTYPE_STRUCT }, \ } #endif /* 0 */ int ip_etherip_sysctl(int *, uint, void *, size_t *, void *, size_t); int ip_etherip_output(struct ifnet *, struct mbuf *); void ip_etherip_input(struct mbuf *, int, int); #ifdef INET6 int ip6_etherip_output(struct ifnet *, struct mbuf *); int ip6_etherip_input(struct mbuf **, int *, int); #endif /* INET6 */ #endif /* _NET_IF_ETHERIP_H_ */