73ef4ff3
 Hu Chunming
提交三方库
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/* Copyright (C) 2005 by Dominick Meglio
*
* Permission to use, copy, modify, and distribute this
* software and its documentation for any purpose and without
* fee is hereby granted, provided that the above copyright
* notice appear in all copies and that both that copyright
* notice and this permission notice appear in supporting
* documentation, and that the name of M.I.T. not be used in
* advertising or publicity pertaining to distribution of the
* software without specific, written prior permission.
* M.I.T. makes no representations about the suitability of
* this software for any purpose. It is provided "as is"
* without express or implied warranty.
*/
#ifndef ARES_IPV6_H
#define ARES_IPV6_H
#ifndef HAVE_PF_INET6
#define PF_INET6 AF_INET6
#endif
#ifndef HAVE_STRUCT_SOCKADDR_IN6
struct sockaddr_in6
{
unsigned short sin6_family;
unsigned short sin6_port;
unsigned long sin6_flowinfo;
struct ares_in6_addr sin6_addr;
unsigned int sin6_scope_id;
};
#endif
typedef union
{
struct sockaddr sa;
struct sockaddr_in sa4;
struct sockaddr_in6 sa6;
} ares_sockaddr;
#ifndef HAVE_STRUCT_ADDRINFO
struct addrinfo
{
int ai_flags;
int ai_family;
int ai_socktype;
int ai_protocol;
ares_socklen_t ai_addrlen; /* Follow rfc3493 struct addrinfo */
char *ai_canonname;
struct sockaddr *ai_addr;
struct addrinfo *ai_next;
};
#endif
#ifndef NS_IN6ADDRSZ
#ifndef HAVE_STRUCT_IN6_ADDR
/* We cannot have it set to zero, so we pick a fixed value here */
#define NS_IN6ADDRSZ 16
#else
#define NS_IN6ADDRSZ sizeof(struct in6_addr)
#endif
#endif
#ifndef NS_INADDRSZ
#define NS_INADDRSZ sizeof(struct in_addr)
#endif
#ifndef NS_INT16SZ
#define NS_INT16SZ 2
#endif
#ifndef IF_NAMESIZE
#ifdef IFNAMSIZ
#define IF_NAMESIZE IFNAMSIZ
#else
#define IF_NAMESIZE 256
#endif
#endif
/* Defined in inet_net_pton.c for no particular reason. */
extern const struct ares_in6_addr ares_in6addr_any; /* :: */
#endif /* ARES_IPV6_H */
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