1/* Taken from OpenSSH 3.8.1p1 */ 2 3/* $.Id: fake-rfc2553.h,v 1.9 2004/03/10 10:06:33 dtucker Exp $ */ 4 5/* 6 * Copyright (C) 2000-2003 Damien Miller. All rights reserved. 7 * Copyright (C) 1999 WIDE Project. All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. Neither the name of the project nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34/* 35 * Pseudo-implementation of RFC2553 name / address resolution functions 36 * 37 * But these functions are not implemented correctly. The minimum subset 38 * is implemented for ssh use only. For example, this routine assumes 39 * that ai_family is AF_INET. Don't use it for another purpose. 40 */ 41 42#ifndef _FAKE_RFC2553_H 43#define _FAKE_RFC2553_H 44 45#include "includes.h" 46 47/* 48 * First, socket and INET6 related definitions 49 */ 50#ifndef HAVE_STRUCT_SOCKADDR_STORAGE 51# define _SS_MAXSIZE 128 /* Implementation specific max size */ 52# define _SS_PADSIZE (_SS_MAXSIZE - sizeof (struct sockaddr)) 53struct sockaddr_storage { 54 struct sockaddr ss_sa; 55 char __ss_pad2[_SS_PADSIZE]; 56}; 57# define ss_family ss_sa.sa_family 58#endif /* !HAVE_STRUCT_SOCKADDR_STORAGE */ 59 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 */ 65 66#ifndef HAVE_STRUCT_IN6_ADDR 67struct in6_addr { 68 u_int8_t s6_addr[16]; 69}; 70#endif /* !HAVE_STRUCT_IN6_ADDR */ 71 72#ifndef HAVE_STRUCT_SOCKADDR_IN6 73struct sockaddr_in6 { 74 unsigned short sin6_family; 75 u_int16_t sin6_port; 76 u_int32_t sin6_flowinfo; 77 struct in6_addr sin6_addr; 78}; 79#endif /* !HAVE_STRUCT_SOCKADDR_IN6 */ 80 81#ifndef AF_INET6 82/* Define it to something that should never appear */ 83#define AF_INET6 AF_MAX 84#endif 85 86/* 87 * Next, RFC2553 name / address resolution API 88 */ 89 90#ifndef NI_NUMERICHOST 91# define NI_NUMERICHOST (1) 92#endif 93#ifndef NI_NAMEREQD 94# define NI_NAMEREQD (1<<1) 95#endif 96#ifndef NI_NUMERICSERV 97# define NI_NUMERICSERV (1<<2) 98#endif 99 100#ifndef AI_PASSIVE 101# define AI_PASSIVE (1) 102#endif 103#ifndef AI_CANONNAME 104# define AI_CANONNAME (1<<1) 105#endif 106#ifndef AI_NUMERICHOST 107# define AI_NUMERICHOST (1<<2) 108#endif 109 110#ifndef NI_MAXSERV 111# define NI_MAXSERV 32 112#endif /* !NI_MAXSERV */ 113#ifndef NI_MAXHOST 114# define NI_MAXHOST 1025 115#endif /* !NI_MAXHOST */ 116 117#ifndef EAI_NODATA 118# define EAI_NODATA 1 119# define EAI_MEMORY 2 120# define EAI_NONAME 3 121#endif 122 123#ifndef HAVE_STRUCT_ADDRINFO 124struct 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 */ 133}; 134#endif /* !HAVE_STRUCT_ADDRINFO */ 135 136#ifndef HAVE_GETADDRINFO 137#ifdef getaddrinfo 138# undef getaddrinfo 139#endif 140#define getaddrinfo(a,b,c,d) (ssh_getaddrinfo(a,b,c,d)) 141int getaddrinfo(const char *, const char *, 142 const struct addrinfo *, struct addrinfo **); 143#endif /* !HAVE_GETADDRINFO */ 144 145#if !defined(HAVE_GAI_STRERROR) && !defined(HAVE_CONST_GAI_STRERROR_PROTO) 146#define gai_strerror(a) (ssh_gai_strerror(a)) 147char *gai_strerror(int); 148#endif /* !HAVE_GAI_STRERROR */ 149 150#ifndef HAVE_FREEADDRINFO 151#define freeaddrinfo(a) (ssh_freeaddrinfo(a)) 152void freeaddrinfo(struct addrinfo *); 153#endif /* !HAVE_FREEADDRINFO */ 154 155#ifndef HAVE_GETNAMEINFO 156#define getnameinfo(a,b,c,d,e,f,g) (ssh_getnameinfo(a,b,c,d,e,f,g)) 157int getnameinfo(const struct sockaddr *, size_t, char *, size_t, 158 char *, size_t, int); 159#endif /* !HAVE_GETNAMEINFO */ 160 161#endif /* !_FAKE_RFC2553_H */ 162 163