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/* __Userspace__ version of ip6_var.h */
#ifndef _USER_IP6_VAR_H_
#define _USER_IP6_VAR_H_
#if defined(__Userspace_os_Windows)
struct ip6_hdr {
union {
struct ip6_hdrctl {
u_int32_t ip6_un1_flow; /* 20 bits of flow-ID */
u_int16_t ip6_un1_plen; /* payload length */
u_int8_t ip6_un1_nxt; /* next header */
u_int8_t ip6_un1_hlim; /* hop limit */
} ip6_un1;
u_int8_t ip6_un2_vfc; /* 4 bits version, top 4 bits class */
} ip6_ctlun;
struct in6_addr ip6_src; /* source address */
struct in6_addr ip6_dst; /* destination address */
};
#define ip6_vfc ip6_ctlun.ip6_un2_vfc
#define ip6_flow ip6_ctlun.ip6_un1.ip6_un1_flow
#define ip6_plen ip6_ctlun.ip6_un1.ip6_un1_plen
#define ip6_nxt ip6_ctlun.ip6_un1.ip6_un1_nxt
#define ip6_hlim ip6_ctlun.ip6_un1.ip6_un1_hlim
#define ip6_hops ip6_ctlun.ip6_un1.ip6_un1_hlim
#define IPV6_VERSION 0x60
#endif
#if !defined(__Userspace_os_Windows)
#if !defined(__Userspace_os_Linux)
#define s6_addr8 __u6_addr.__u6_addr8
#define s6_addr16 __u6_addr.__u6_addr16
#define s6_addr32 __u6_addr.__u6_addr32
#else
#define IPPROTO_DONE 257
struct in6_pktinfo {
struct in6_addr ipi6_addr;
int ipi6_ifindex;
};
#endif
#else
#define IPPROTO_DONE 257
#define s6_addr16 u.Word
#endif
#if !defined(__Userspace_os_FreeBSD)
struct ip6_moptions {
struct ifnet *im6o_multicast_ifp; /* ifp for outgoing multicasts */
u_char im6o_multicast_hlim; /* hoplimit for outgoing multicasts */
u_char im6o_multicast_loop; /* 1 >= hear sends if a member */
u_short im6o_num_memberships; /* no. memberships this socket */
u_short im6o_max_memberships; /* max memberships this socket */
struct in6_multi **im6o_membership; /* group memberships */
struct in6_mfilter *im6o_mfilters; /* source filters */
};
struct route_in6 {
struct rtentry *ro_rt;
struct llentry *ro_lle;
struct in6_addr *ro_ia6;
int ro_flags;
struct sockaddr_in6 ro_dst;
};
#endif
#define IP6_EXTHDR_GET(val, typ, m, off, len) \
do { \
struct mbuf *t; \
int tmp; \
if ((m)->m_len >= (off) + (len)) \
(val) = (typ)(mtod((m), caddr_t) + (off)); \
else { \
t = m_pulldown((m), (off), (len), &tmp); \
if (t) { \
if (t->m_len < tmp + (len)) \
panic("m_pulldown malfunction"); \
(val) = (typ)(mtod(t, caddr_t) + tmp); \
} else { \
(val) = (typ)NULL; \
(m) = NULL; \
} \
} \
} while (0)
#endif /* !_USER_IP6_VAR_H_ */
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