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/* MIT License
*
* Copyright (c) 2005 Dominick Meglio
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* SPDX-License-Identifier: MIT
*/
#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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