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usr / src / crypto / openssh / openbsd-compat /

📁 ..
📄 Makefile.in(1.77 KB)
📄 arc4random.c(7.06 KB)
📄 base64.c(10.25 KB)
📄 base64.h(2.69 KB)
📄 basename.c(1.78 KB)
📄 bcrypt_pbkdf.c(5.38 KB)
📄 bindresvport.c(3.24 KB)
📄 blf.h(3.49 KB)
📄 blowfish.c(23.11 KB)
📄 bsd-asprintf.c(2.31 KB)
📄 bsd-closefrom.c(2.84 KB)
📄 bsd-cygwin_util.c(3.15 KB)
📄 bsd-cygwin_util.h(2.34 KB)
📄 bsd-err.c(2.15 KB)
📄 bsd-flock.c(2.23 KB)
📄 bsd-getline.c(2.9 KB)
📄 bsd-getpagesize.c(463 B)
📄 bsd-getpeereid.c(1.68 KB)
📄 bsd-malloc.c(1.4 KB)
📄 bsd-misc.c(5.88 KB)
📄 bsd-misc.h(3.61 KB)
📄 bsd-nextstep.c(2.5 KB)
📄 bsd-nextstep.h(2.22 KB)
📄 bsd-openpty.c(4.92 KB)
📄 bsd-poll.c(2.91 KB)
📄 bsd-poll.h(2.06 KB)
📄 bsd-setres_id.c(2.34 KB)
📄 bsd-setres_id.h(930 B)
📄 bsd-signal.c(1.55 KB)
📄 bsd-signal.h(1.15 KB)
📄 bsd-snprintf.c(20.58 KB)
📄 bsd-statvfs.c(2.09 KB)
📄 bsd-statvfs.h(2.24 KB)
📄 bsd-waitpid.c(1.77 KB)
📄 bsd-waitpid.h(2.02 KB)
📄 chacha_private.h(5.26 KB)
📄 charclass.h(702 B)
📄 daemon.c(2.32 KB)
📄 dirname.c(1.87 KB)
📄 explicit_bzero.c(1.09 KB)
📄 fake-rfc2553.c(6.15 KB)
📄 fake-rfc2553.h(5.2 KB)
📄 fmt_scaled.c(7.69 KB)
📄 freezero.c(1.01 KB)
📄 getcwd.c(5.95 KB)
📄 getgrouplist.c(2.7 KB)
📄 getopt.h(2.71 KB)
📄 getopt_long.c(14.46 KB)
📄 getrrsetbyname-ldns.c(7.81 KB)
📄 getrrsetbyname.c(13.56 KB)
📄 getrrsetbyname.h(3.62 KB)
📄 glob.c(25.53 KB)
📄 glob.h(4.54 KB)
📄 inet_aton.c(5.23 KB)
📄 inet_ntoa.c(2.21 KB)
📄 inet_ntop.c(5.42 KB)
📄 kludge-fd_set.c(882 B)
📄 libressl-api-compat.c(16.19 KB)
📄 md5.c(7.83 KB)
📄 md5.h(1.85 KB)
📄 mktemp.c(3.14 KB)
📄 openbsd-compat.h(8.68 KB)
📄 openssl-compat.c(2.43 KB)
📄 openssl-compat.h(7.22 KB)
📄 port-aix.c(12.61 KB)
📄 port-aix.h(4.22 KB)
📄 port-irix.c(2.94 KB)
📄 port-irix.h(1.65 KB)
📄 port-linux.c(7.66 KB)
📄 port-linux.h(1.18 KB)
📄 port-net.c(8.33 KB)
📄 port-net.h(1.58 KB)
📄 port-solaris.c(9.56 KB)
📄 port-solaris.h(1.27 KB)
📄 port-uw.c(4.16 KB)
📄 port-uw.h(1.37 KB)
📄 pwcache.c(3.22 KB)
📄 readpassphrase.c(5.79 KB)
📄 readpassphrase.h(1.75 KB)
📄 reallocarray.c(1.49 KB)
📄 realpath.c(6.08 KB)
📄 recallocarray.c(2.4 KB)
📁 regress
📄 rmd160.c(11.72 KB)
📄 rmd160.h(2.81 KB)
📄 rresvport.c(2.97 KB)
📄 setenv.c(5.76 KB)
📄 setproctitle.c(4.55 KB)
📄 sha1.c(5.18 KB)
📄 sha1.h(2.23 KB)
📄 sha2.c(24.88 KB)
📄 sha2.h(5.66 KB)
📄 sigact.c(3.82 KB)
📄 sigact.h(3.66 KB)
📄 strcasestr.c(2.35 KB)
📄 strlcat.c(1.76 KB)
📄 strlcpy.c(1.64 KB)
📄 strmode.c(3.38 KB)
📄 strndup.c(1.27 KB)
📄 strnlen.c(1.18 KB)
📄 strptime.c(9.28 KB)
📄 strsep.c(2.59 KB)
📄 strtoll.c(4.29 KB)
📄 strtonum.c(1.85 KB)
📄 strtoul.c(3.07 KB)
📄 strtoull.c(3.13 KB)
📄 sys-queue.h(21.04 KB)
📄 sys-tree.h(24.68 KB)
📄 timingsafe_bcmp.c(1.17 KB)
📄 vis.c(5.97 KB)
📄 vis.h(3.57 KB)
📄 xcrypt.c(4.26 KB)

Editing: fake-rfc2553.c

/*
 * 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"

#include <stdlib.h>
#include <string.h>

#include <netinet/in.h>
#include <arpa/inet.h>

#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 (sa->sa_family != AF_UNSPEC && sa->sa_family != AF_INET)
		return (EAI_FAMILY);
	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");
	case EAI_FAMILY:
		return ("ai_family not supported");
	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 (hints && hints->ai_family != AF_UNSPEC &&
	    hints->ai_family != AF_INET)
		return (EAI_FAMILY);
	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 */

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Editing: fake-rfc2553.c

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