1 /* $Id: fake-rfc2553.h,v 1.8 2004/02/10 02:05:41 dtucker Exp $ */
5 * Copyright (C) 2000-2003 Damien Miller. All rights reserved.
6 * Copyright (C) 1999 WIDE Project. All rights reserved.
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9 * modification, are permitted provided that the following conditions
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13 * 2. Redistributions in binary form must reproduce the above copyright
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15 * documentation and/or other materials provided with the distribution.
16 * 3. Neither the name of the project nor the names of its contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
20 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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34 * Pseudo-implementation of RFC2553 name / address resolution functions
36 * But these functions are not implemented correctly. The minimum subset
37 * is implemented for ssh use only. For example, this routine assumes
38 * that ai_family is AF_INET. Don't use it for another purpose.
41 #ifndef _FAKE_RFC2553_H
42 #define _FAKE_RFC2553_H
45 #include "sys/types.h"
48 * First, socket and INET6 related definitions
50 #ifndef HAVE_STRUCT_SOCKADDR_STORAGE
51 # define _SS_MAXSIZE 128 /* Implementation specific max size */
52 # define _SS_PADSIZE (_SS_MAXSIZE - sizeof (struct sockaddr))
53 struct sockaddr_storage {
54 struct sockaddr ss_sa;
55 char __ss_pad2[_SS_PADSIZE];
57 # define ss_family ss_sa.sa_family
58 #endif /* !HAVE_STRUCT_SOCKADDR_STORAGE */
60 #ifndef IN6_IS_ADDR_LOOPBACK
61 # define IN6_IS_ADDR_LOOPBACK(a) \
62 (((u_int32_t *)(a))[0] == 0 && ((u_int32_t *)(a))[1] == 0 && \
63 ((u_int32_t *)(a))[2] == 0 && ((u_int32_t *)(a))[3] == htonl(1))
64 #endif /* !IN6_IS_ADDR_LOOPBACK */
66 #ifndef HAVE_STRUCT_IN6_ADDR
70 #endif /* !HAVE_STRUCT_IN6_ADDR */
72 #ifndef HAVE_STRUCT_SOCKADDR_IN6
74 unsigned short sin6_family;
76 u_int32_t sin6_flowinfo;
77 struct in6_addr sin6_addr;
79 #endif /* !HAVE_STRUCT_SOCKADDR_IN6 */
82 /* Define it to something that should never appear */
83 #define AF_INET6 AF_MAX
87 * Next, RFC2553 name / address resolution API
90 #ifndef NI_NUMERICHOST
91 # define NI_NUMERICHOST (1)
94 # define NI_NAMEREQD (1<<1)
96 #ifndef NI_NUMERICSERV
97 # define NI_NUMERICSERV (1<<2)
101 # define AI_PASSIVE (1)
104 # define AI_CANONNAME (1<<1)
106 #ifndef AI_NUMERICHOST
107 # define AI_NUMERICHOST (1<<2)
111 # define NI_MAXSERV 32
112 #endif /* !NI_MAXSERV */
114 # define NI_MAXHOST 1025
115 #endif /* !NI_MAXHOST */
118 # define EAI_NODATA 1
119 # define EAI_MEMORY 2
120 # define EAI_NONAME 3
123 #ifndef HAVE_STRUCT_ADDRINFO
125 int ai_flags; /* AI_PASSIVE, AI_CANONNAME */
126 int ai_family; /* PF_xxx */
127 int ai_socktype; /* SOCK_xxx */
128 int ai_protocol; /* 0 or IPPROTO_xxx for IPv4 and IPv6 */
129 size_t ai_addrlen; /* length of ai_addr */
130 char *ai_canonname; /* canonical name for hostname */
131 struct sockaddr *ai_addr; /* binary address */
132 struct addrinfo *ai_next; /* next structure in linked list */
134 #endif /* !HAVE_STRUCT_ADDRINFO */
136 #ifndef HAVE_GETADDRINFO
140 #define getaddrinfo(a,b,c,d) (ssh_getaddrinfo(a,b,c,d))
141 int getaddrinfo(const char *, const char *,
142 const struct addrinfo *, struct addrinfo **);
143 #endif /* !HAVE_GETADDRINFO */
145 #if !defined(HAVE_GAI_STRERROR) && !defined(HAVE_CONST_GAI_STRERROR_PROTO)
146 #define gai_strerror(a) (ssh_gai_strerror(a))
147 char *gai_strerror(int);
148 #endif /* !HAVE_GAI_STRERROR */
150 #ifndef HAVE_FREEADDRINFO
151 #define freeaddrinfo(a) (ssh_freeaddrinfo(a))
152 void freeaddrinfo(struct addrinfo *);
153 #endif /* !HAVE_FREEADDRINFO */
155 #ifndef HAVE_GETNAMEINFO
156 #define getnameinfo(a,b,c,d,e,f,g) (ssh_getnameinfo(a,b,c,d,e,f,g))
157 int getnameinfo(const struct sockaddr *, size_t, char *, size_t,
158 char *, size_t, int);
159 #endif /* !HAVE_GETNAMEINFO */
161 #endif /* !_FAKE_RFC2553_H */