1 /* $Id: fake-rfc2553.h,v 1.16 2008/07/14 11:37:37 djm Exp $ */
4 * Copyright (C) 2000-2003 Damien Miller. All rights reserved.
5 * Copyright (C) 1999 WIDE Project. All rights reserved.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the project nor the names of its contributors
16 * may be used to endorse or promote products derived from this software
17 * without specific prior written permission.
19 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * Pseudo-implementation of RFC2553 name / address resolution functions
35 * But these functions are not implemented correctly. The minimum subset
36 * is implemented for ssh use only. For example, this routine assumes
37 * that ai_family is AF_INET. Don't use it for another purpose.
40 #ifndef _FAKE_RFC2553_H
41 #define _FAKE_RFC2553_H
44 #include <sys/types.h>
45 #if defined(HAVE_NETDB_H)
50 * First, socket and INET6 related definitions
52 #ifndef HAVE_STRUCT_SOCKADDR_STORAGE
53 # define _SS_MAXSIZE 128 /* Implementation specific max size */
54 # define _SS_PADSIZE (_SS_MAXSIZE - sizeof (struct sockaddr))
55 struct sockaddr_storage {
56 struct sockaddr ss_sa;
57 char __ss_pad2[_SS_PADSIZE];
59 # define ss_family ss_sa.sa_family
60 #endif /* !HAVE_STRUCT_SOCKADDR_STORAGE */
62 #ifndef IN6_IS_ADDR_LOOPBACK
63 # define IN6_IS_ADDR_LOOPBACK(a) \
64 (((u_int32_t *)(a))[0] == 0 && ((u_int32_t *)(a))[1] == 0 && \
65 ((u_int32_t *)(a))[2] == 0 && ((u_int32_t *)(a))[3] == htonl(1))
66 #endif /* !IN6_IS_ADDR_LOOPBACK */
68 #ifndef HAVE_STRUCT_IN6_ADDR
72 #endif /* !HAVE_STRUCT_IN6_ADDR */
74 #ifndef HAVE_STRUCT_SOCKADDR_IN6
76 unsigned short sin6_family;
78 u_int32_t sin6_flowinfo;
79 struct in6_addr sin6_addr;
80 u_int32_t sin6_scope_id;
82 #endif /* !HAVE_STRUCT_SOCKADDR_IN6 */
85 /* Define it to something that should never appear */
86 #define AF_INET6 AF_MAX
90 * Next, RFC2553 name / address resolution API
93 #ifndef NI_NUMERICHOST
94 # define NI_NUMERICHOST (1)
97 # define NI_NAMEREQD (1<<1)
99 #ifndef NI_NUMERICSERV
100 # define NI_NUMERICSERV (1<<2)
104 # define AI_PASSIVE (1)
107 # define AI_CANONNAME (1<<1)
109 #ifndef AI_NUMERICHOST
110 # define AI_NUMERICHOST (1<<2)
114 # define NI_MAXSERV 32
115 #endif /* !NI_MAXSERV */
117 # define NI_MAXHOST 1025
118 #endif /* !NI_MAXHOST */
121 # define EAI_NODATA (INT_MAX - 1)
124 # define EAI_MEMORY (INT_MAX - 2)
127 # define EAI_NONAME (INT_MAX - 3)
130 # define EAI_SYSTEM (INT_MAX - 4)
133 # define EAI_FAMILY (INT_MAX - 5)
136 #ifndef HAVE_STRUCT_ADDRINFO
138 int ai_flags; /* AI_PASSIVE, AI_CANONNAME */
139 int ai_family; /* PF_xxx */
140 int ai_socktype; /* SOCK_xxx */
141 int ai_protocol; /* 0 or IPPROTO_xxx for IPv4 and IPv6 */
142 size_t ai_addrlen; /* length of ai_addr */
143 char *ai_canonname; /* canonical name for hostname */
144 struct sockaddr *ai_addr; /* binary address */
145 struct addrinfo *ai_next; /* next structure in linked list */
147 #endif /* !HAVE_STRUCT_ADDRINFO */
149 #ifndef HAVE_GETADDRINFO
153 #define getaddrinfo(a,b,c,d) (ssh_getaddrinfo(a,b,c,d))
154 int getaddrinfo(const char *, const char *,
155 const struct addrinfo *, struct addrinfo **);
156 #endif /* !HAVE_GETADDRINFO */
158 #if !defined(HAVE_GAI_STRERROR) && !defined(HAVE_CONST_GAI_STRERROR_PROTO)
159 #define gai_strerror(a) (_ssh_compat_gai_strerror(a))
160 char *gai_strerror(int);
161 #endif /* !HAVE_GAI_STRERROR */
163 #ifndef HAVE_FREEADDRINFO
164 #define freeaddrinfo(a) (ssh_freeaddrinfo(a))
165 void freeaddrinfo(struct addrinfo *);
166 #endif /* !HAVE_FREEADDRINFO */
168 #ifndef HAVE_GETNAMEINFO
169 #define getnameinfo(a,b,c,d,e,f,g) (ssh_getnameinfo(a,b,c,d,e,f,g))
170 int getnameinfo(const struct sockaddr *, size_t, char *, size_t,
171 char *, size_t, int);
172 #endif /* !HAVE_GETNAMEINFO */
174 #endif /* !_FAKE_RFC2553_H */