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Add more support for <netinet/ip6.h>'s that lack some structure definitions.

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This commit is contained in:
Jon Siwek 2012-04-13 14:59:38 -05:00
parent 86834c941c
commit 6aa4f00159
3 changed files with 115 additions and 5 deletions
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75
src/net_util.h
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@ -31,13 +31,80 @@ typedef enum { IPv4, IPv6 } IPFamily;
#ifdef HAVE_NETINET_IP6_H
#include <netinet/ip6.h>
#ifndef HAVE_IP6_OPT
struct ip6_opt {
uint8 ip6o_type;
uint8 ip6o_len;
};
#endif // HAVE_IP6_OPT
#ifndef HAVE_IP6_EXT
struct ip6_ext {
uint8 ip6e_nxt;
uint8 ip6e_len;
};
#endif // HAVE_IP6_EXT
#else
struct ip6_hdr {
uint16 ip6_plen;
uint8 ip6_nxt;
uint8 ip6_hlim;
union {
struct ip6_hdrctl {
uint32 ip6_un1_flow; /* 4 bits version, 8 bits TC, 20 bits
flow-ID */
uint16 ip6_un1_plen; /* payload length */
uint8 ip6_un1_nxt; /* next header */
uint8 ip6_un1_hlim; /* hop limit */
} ip6_un1;
uint8 ip6_un2_vfc; /* 4 bits version, top 4 bits tclass */
} ip6_ctlun;
struct in6_addr ip6_src; /* source address */
struct in6_addr ip6_dst; /* destination address */
};
#endif
#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
struct ip6_opt {
uint8 ip6o_type;
uint8 ip6o_len;
};
struct ip6_ext {
uint8 ip6e_nxt;
uint8 ip6e_len;
};
struct ip6_frag {
uint8 ip6f_nxt; /* next header */
uint8 ip6f_reserved; /* reserved field */
uint16 ip6f_offlg; /* offset, reserved, and flag */
uint32 ip6f_ident; /* identification */
};
struct ip6_hbh {
uint8 ip6h_nxt; /* next header */
uint8 ip6h_len; /* length in units of 8 octets */
/* followed by options */
};
struct ip6_dest {
uint8 ip6d_nxt; /* next header */
uint8 ip6d_len; /* length in units of 8 octets */
/* followed by options */
};
struct ip6_rthdr {
uint8 ip6r_nxt; /* next header */
uint8 ip6r_len; /* length in units of 8 octets */
uint8 ip6r_type; /* routing type */
uint8 ip6r_segleft; /* segments left */
/* followed by routing type specific data */
};
#endif // HAVE_NETINET_IP6_H
// For Solaris.
#if !defined(TCPOPT_WINDOW) && defined(TCPOPT_WSCALE)