diff options
| -rw-r--r-- | cvs20050825/fake-rfc2553.c | 224 | ||||
| -rw-r--r-- | cvs20050825/fake-rfc2553.h | 168 |
2 files changed, 0 insertions, 392 deletions
diff --git a/cvs20050825/fake-rfc2553.c b/cvs20050825/fake-rfc2553.c deleted file mode 100644 index 0186b530..00000000 --- a/cvs20050825/fake-rfc2553.c +++ /dev/null @@ -1,224 +0,0 @@ -/* - * Copyright (C) 2000-2003 Damien Miller. All rights reserved. - * Copyright (C) 1999 WIDE Project. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of the project nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -/* - * Pseudo-implementation of RFC2553 name / address resolution functions - * - * But these functions are not implemented correctly. The minimum subset - * is implemented for ssh use only. For example, this routine assumes - * that ai_family is AF_INET. Don't use it for another purpose. - */ - -#include "includes.h" - -RCSID("$Id: fake-rfc2553.c,v 1.5 2003/09/22 02:08:23 dtucker Exp $"); - -#ifndef HAVE_GETNAMEINFO -int getnameinfo(const struct sockaddr *sa, size_t salen, char *host, - size_t hostlen, char *serv, size_t servlen, int flags) -{ - struct sockaddr_in *sin = (struct sockaddr_in *)sa; - struct hostent *hp; - char tmpserv[16]; - - if (serv != NULL) { - snprintf(tmpserv, sizeof(tmpserv), "%d", ntohs(sin->sin_port)); - if (strlcpy(serv, tmpserv, servlen) >= servlen) - return (EAI_MEMORY); - } - - if (host != NULL) { - if (flags & NI_NUMERICHOST) { - if (strlcpy(host, inet_ntoa(sin->sin_addr), - hostlen) >= hostlen) - return (EAI_MEMORY); - else - return (0); - } else { - hp = gethostbyaddr((char *)&sin->sin_addr, - sizeof(struct in_addr), AF_INET); - if (hp == NULL) - return (EAI_NODATA); - - if (strlcpy(host, hp->h_name, hostlen) >= hostlen) - return (EAI_MEMORY); - else - return (0); - } - } - return (0); -} -#endif /* !HAVE_GETNAMEINFO */ - -#ifndef HAVE_GAI_STRERROR -#ifdef HAVE_CONST_GAI_STRERROR_PROTO -const char * -#else -char * -#endif -gai_strerror(int err) -{ - switch (err) { - case EAI_NODATA: - return ("no address associated with name"); - case EAI_MEMORY: - return ("memory allocation failure."); - case EAI_NONAME: - return ("nodename nor servname provided, or not known"); - default: - return ("unknown/invalid error."); - } -} -#endif /* !HAVE_GAI_STRERROR */ - -#ifndef HAVE_FREEADDRINFO -void -freeaddrinfo(struct addrinfo *ai) -{ - struct addrinfo *next; - - for(; ai != NULL;) { - next = ai->ai_next; - free(ai); - ai = next; - } -} -#endif /* !HAVE_FREEADDRINFO */ - -#ifndef HAVE_GETADDRINFO -static struct -addrinfo *malloc_ai(int port, u_long addr, const struct addrinfo *hints) -{ - struct addrinfo *ai; - - ai = malloc(sizeof(*ai) + sizeof(struct sockaddr_in)); - if (ai == NULL) - return (NULL); - - memset(ai, '\0', sizeof(*ai) + sizeof(struct sockaddr_in)); - - ai->ai_addr = (struct sockaddr *)(ai + 1); - /* XXX -- ssh doesn't use sa_len */ - ai->ai_addrlen = sizeof(struct sockaddr_in); - ai->ai_addr->sa_family = ai->ai_family = AF_INET; - - ((struct sockaddr_in *)(ai)->ai_addr)->sin_port = port; - ((struct sockaddr_in *)(ai)->ai_addr)->sin_addr.s_addr = addr; - - /* XXX: the following is not generally correct, but does what we want */ - if (hints->ai_socktype) - ai->ai_socktype = hints->ai_socktype; - else - ai->ai_socktype = SOCK_STREAM; - - if (hints->ai_protocol) - ai->ai_protocol = hints->ai_protocol; - - return (ai); -} - -int -getaddrinfo(const char *hostname, const char *servname, - const struct addrinfo *hints, struct addrinfo **res) -{ - struct hostent *hp; - struct servent *sp; - struct in_addr in; - int i; - long int port; - u_long addr; - - port = 0; - if (servname != NULL) { - char *cp; - - port = strtol(servname, &cp, 10); - if (port > 0 && port <= 65535 && *cp == '\0') - port = htons(port); - else if ((sp = getservbyname(servname, NULL)) != NULL) - port = sp->s_port; - else - port = 0; - } - - if (hints && hints->ai_flags & AI_PASSIVE) { - addr = htonl(0x00000000); - if (hostname && inet_aton(hostname, &in) != 0) - addr = in.s_addr; - *res = malloc_ai(port, addr, hints); - if (*res == NULL) - return (EAI_MEMORY); - return (0); - } - - if (!hostname) { - *res = malloc_ai(port, htonl(0x7f000001), hints); - if (*res == NULL) - return (EAI_MEMORY); - return (0); - } - - if (inet_aton(hostname, &in)) { - *res = malloc_ai(port, in.s_addr, hints); - if (*res == NULL) - return (EAI_MEMORY); - return (0); - } - - /* Don't try DNS if AI_NUMERICHOST is set */ - if (hints && hints->ai_flags & AI_NUMERICHOST) - return (EAI_NONAME); - - hp = gethostbyname(hostname); - if (hp && hp->h_name && hp->h_name[0] && hp->h_addr_list[0]) { - struct addrinfo *cur, *prev; - - cur = prev = *res = NULL; - for (i = 0; hp->h_addr_list[i]; i++) { - struct in_addr *in = (struct in_addr *)hp->h_addr_list[i]; - - cur = malloc_ai(port, in->s_addr, hints); - if (cur == NULL) { - if (*res != NULL) - freeaddrinfo(*res); - return (EAI_MEMORY); - } - if (prev) - prev->ai_next = cur; - else - *res = cur; - - prev = cur; - } - return (0); - } - - return (EAI_NODATA); -} -#endif /* !HAVE_GETADDRINFO */ diff --git a/cvs20050825/fake-rfc2553.h b/cvs20050825/fake-rfc2553.h deleted file mode 100644 index cbcf7f72..00000000 --- a/cvs20050825/fake-rfc2553.h +++ /dev/null @@ -1,168 +0,0 @@ -/* $Id: fake-rfc2553.h,v 1.12 2005/08/03 05:36:21 dtucker Exp $ */ - -/* - * Copyright (C) 2000-2003 Damien Miller. All rights reserved. - * Copyright (C) 1999 WIDE Project. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of the project nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -/* - * Pseudo-implementation of RFC2553 name / address resolution functions - * - * But these functions are not implemented correctly. The minimum subset - * is implemented for ssh use only. For example, this routine assumes - * that ai_family is AF_INET. Don't use it for another purpose. - */ - -#ifndef _FAKE_RFC2553_H -#define _FAKE_RFC2553_H - -#include "includes.h" -#include "sys/types.h" - -/* - * First, socket and INET6 related definitions - */ -#ifndef HAVE_STRUCT_SOCKADDR_STORAGE -# define _SS_MAXSIZE 128 /* Implementation specific max size */ -# define _SS_PADSIZE (_SS_MAXSIZE - sizeof (struct sockaddr)) -struct sockaddr_storage { - struct sockaddr ss_sa; - char __ss_pad2[_SS_PADSIZE]; -}; -# define ss_family ss_sa.sa_family -#endif /* !HAVE_STRUCT_SOCKADDR_STORAGE */ - -#ifndef IN6_IS_ADDR_LOOPBACK -# define IN6_IS_ADDR_LOOPBACK(a) \ - (((u_int32_t *)(a))[0] == 0 && ((u_int32_t *)(a))[1] == 0 && \ - ((u_int32_t *)(a))[2] == 0 && ((u_int32_t *)(a))[3] == htonl(1)) -#endif /* !IN6_IS_ADDR_LOOPBACK */ - -#ifndef HAVE_STRUCT_IN6_ADDR -struct in6_addr { - u_int8_t s6_addr[16]; -}; -#endif /* !HAVE_STRUCT_IN6_ADDR */ - -#ifndef HAVE_STRUCT_SOCKADDR_IN6 -struct sockaddr_in6 { - unsigned short sin6_family; - u_int16_t sin6_port; - u_int32_t sin6_flowinfo; - struct in6_addr sin6_addr; -}; -#endif /* !HAVE_STRUCT_SOCKADDR_IN6 */ - -#ifndef AF_INET6 -/* Define it to something that should never appear */ -#define AF_INET6 AF_MAX -#endif - -/* - * Next, RFC2553 name / address resolution API - */ - -#ifndef NI_NUMERICHOST -# define NI_NUMERICHOST (1) -#endif -#ifndef NI_NAMEREQD -# define NI_NAMEREQD (1<<1) -#endif -#ifndef NI_NUMERICSERV -# define NI_NUMERICSERV (1<<2) -#endif - -#ifndef AI_PASSIVE -# define AI_PASSIVE (1) -#endif -#ifndef AI_CANONNAME -# define AI_CANONNAME (1<<1) -#endif -#ifndef AI_NUMERICHOST -# define AI_NUMERICHOST (1<<2) -#endif - -#ifndef NI_MAXSERV -# define NI_MAXSERV 32 -#endif /* !NI_MAXSERV */ -#ifndef NI_MAXHOST -# define NI_MAXHOST 1025 -#endif /* !NI_MAXHOST */ - -#ifndef EAI_NODATA -# define EAI_NODATA (INT_MAX - 1) -#endif -#ifndef EAI_MEMORY -# define EAI_MEMORY (INT_MAX - 2) -#endif -#ifndef EAI_NONAME -# define EAI_NONAME (INT_MAX - 3) -#endif -#ifndef EAI_SYSTEM -# define EAI_SYSTEM (INT_MAX - 4) -#endif - -#ifndef HAVE_STRUCT_ADDRINFO -struct addrinfo { - int ai_flags; /* AI_PASSIVE, AI_CANONNAME */ - int ai_family; /* PF_xxx */ - int ai_socktype; /* SOCK_xxx */ - int ai_protocol; /* 0 or IPPROTO_xxx for IPv4 and IPv6 */ - size_t ai_addrlen; /* length of ai_addr */ - char *ai_canonname; /* canonical name for hostname */ - struct sockaddr *ai_addr; /* binary address */ - struct addrinfo *ai_next; /* next structure in linked list */ -}; -#endif /* !HAVE_STRUCT_ADDRINFO */ - -#ifndef HAVE_GETADDRINFO -#ifdef getaddrinfo -# undef getaddrinfo -#endif -#define getaddrinfo(a,b,c,d) (ssh_getaddrinfo(a,b,c,d)) -int getaddrinfo(const char *, const char *, - const struct addrinfo *, struct addrinfo **); -#endif /* !HAVE_GETADDRINFO */ - -#if !defined(HAVE_GAI_STRERROR) && !defined(HAVE_CONST_GAI_STRERROR_PROTO) -#define gai_strerror(a) (ssh_gai_strerror(a)) -char *gai_strerror(int); -#endif /* !HAVE_GAI_STRERROR */ - -#ifndef HAVE_FREEADDRINFO -#define freeaddrinfo(a) (ssh_freeaddrinfo(a)) -void freeaddrinfo(struct addrinfo *); -#endif /* !HAVE_FREEADDRINFO */ - -#ifndef HAVE_GETNAMEINFO -#define getnameinfo(a,b,c,d,e,f,g) (ssh_getnameinfo(a,b,c,d,e,f,g)) -int getnameinfo(const struct sockaddr *, size_t, char *, size_t, - char *, size_t, int); -#endif /* !HAVE_GETNAMEINFO */ - -#endif /* !_FAKE_RFC2553_H */ - |