1 
2 /* Copyright (C) 2005 by Dominick Meglio
3  *
4  * Permission to use, copy, modify, and distribute this
5  * software and its documentation for any purpose and without
6  * fee is hereby granted, provided that the above copyright
7  * notice appear in all copies and that both that copyright
8  * notice and this permission notice appear in supporting
9  * documentation, and that the name of M.I.T. not be used in
10  * advertising or publicity pertaining to distribution of the
11  * software without specific, written prior permission.
12  * M.I.T. makes no representations about the suitability of
13  * this software for any purpose.  It is provided "as is"
14  * without express or implied warranty.
15  */
16 
17 #ifndef ARES_IPV6_H
18 #define ARES_IPV6_H
19 
20 #ifndef HAVE_PF_INET6
21 #define PF_INET6 AF_INET6
22 #endif
23 
24 #ifndef HAVE_STRUCT_SOCKADDR_IN6
25 struct sockaddr_in6
26 {
27   unsigned short       sin6_family;
28   unsigned short       sin6_port;
29   unsigned long        sin6_flowinfo;
30   struct ares_in6_addr sin6_addr;
31   unsigned int         sin6_scope_id;
32 };
33 #endif
34 
35 #ifndef HAVE_STRUCT_ADDRINFO
36 struct addrinfo
37 {
38   int              ai_flags;
39   int              ai_family;
40   int              ai_socktype;
41   int              ai_protocol;
42   ares_socklen_t   ai_addrlen;   /* Follow rfc3493 struct addrinfo */
43   char            *ai_canonname;
44   struct sockaddr *ai_addr;
45   struct addrinfo *ai_next;
46 };
47 #endif
48 
49 #ifndef NS_IN6ADDRSZ
50 #if SIZEOF_STRUCT_IN6_ADDR == 0
51 /* We cannot have it set to zero, so we pick a fixed value here */
52 #define NS_IN6ADDRSZ 16
53 #else
54 #define NS_IN6ADDRSZ SIZEOF_STRUCT_IN6_ADDR
55 #endif
56 #endif
57 
58 #ifndef NS_INADDRSZ
59 #define NS_INADDRSZ SIZEOF_STRUCT_IN_ADDR
60 #endif
61 
62 #ifndef NS_INT16SZ
63 #define NS_INT16SZ 2
64 #endif
65 
66 #ifndef IF_NAMESIZE
67 #ifdef IFNAMSIZ
68 #define IF_NAMESIZE IFNAMSIZ
69 #else
70 #define IF_NAMESIZE 256
71 #endif
72 #endif
73 
74 /* Defined in ares_net_pton.c for no particular reason. */
75 extern const struct ares_in6_addr ares_in6addr_any; /* :: */
76 
77 
78 #endif /* ARES_IPV6_H */
79