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📄 Makefile.inc(5.08 KB)
📄 Symbol.map(2.8 KB)
📄 base64.c(10.39 KB)
📄 byteorder.3(2.74 KB)
📄 ether_addr.c(5.68 KB)
📄 ethers.3(5.85 KB)
📄 eui64.3(6.37 KB)
📄 eui64.c(8.3 KB)
📄 gai_strerror.3(2.49 KB)
📄 gai_strerror.c(3.98 KB)
📄 getaddrinfo.3(12.12 KB)
📄 getaddrinfo.c(70.2 KB)
📄 gethostbydns.c(19.1 KB)
📄 gethostbyht.c(9.04 KB)
📄 gethostbyname.3(8.74 KB)
📄 gethostbynis.c(6.94 KB)
📄 gethostnamadr.c(17.01 KB)
📄 getifaddrs.3(4.24 KB)
📄 getifaddrs.c(8.57 KB)
📄 getifmaddrs.3(3 KB)
📄 getifmaddrs.c(4.79 KB)
📄 getipnodebyname.3(10.04 KB)
📄 getnameinfo.3(7.6 KB)
📄 getnameinfo.c(13.68 KB)
📄 getnetbydns.c(12 KB)
📄 getnetbyht.c(7.18 KB)
📄 getnetbynis.c(6.09 KB)
📄 getnetent.3(4.36 KB)
📄 getnetnamadr.c(10.46 KB)
📄 getproto.c(3.87 KB)
📄 getprotoent.3(3.78 KB)
📄 getprotoent.c(12.22 KB)
📄 getprotoname.c(4.25 KB)
📄 getservent.3(4.13 KB)
📄 getservent.c(29.69 KB)
📄 hesiod.3(4.19 KB)
📄 hesiod.c(12.17 KB)
📄 hosts(1.01 KB)
📄 hosts.equiv(53 B)
📄 if_indextoname.3(3.94 KB)
📄 if_indextoname.c(2.94 KB)
📄 if_nameindex.c(4.21 KB)
📄 if_nametoindex.c(2.84 KB)
📄 inet.3(7.76 KB)
📄 inet6_opt_init.3(9.07 KB)
📄 inet6_option_space.3(2.18 KB)
📄 inet6_rth_space.3(6.86 KB)
📄 inet6_rthdr_space.3(2.22 KB)
📄 inet_net.3(5.01 KB)
📄 ip6opt.c(15.36 KB)
📄 linkaddr.3(3.94 KB)
📄 linkaddr.c(4.44 KB)
📄 map_v4v6.c(3.93 KB)
📄 name6.c(28.18 KB)
📄 netdb_private.h(5.2 KB)
📄 networks(310 B)
📄 nscache.c(10.91 KB)
📄 nscachedcli.c(14.18 KB)
📄 nsdispatch.3(6.25 KB)
📄 nsdispatch.c(20.3 KB)
📄 nslexer.l(3.01 KB)
📄 nsparser.y(3.91 KB)
📄 nss_backends.h(2.04 KB)
📄 nss_compat.c(7.93 KB)
📄 nsswitch.conf(272 B)
📄 ntoh.c(1.75 KB)
📄 protocols(6.24 KB)
📄 rcmd.3(8.14 KB)
📄 rcmd.c(18.57 KB)
📄 rcmdsh.3(3.23 KB)
📄 rcmdsh.c(4.95 KB)
📄 recv.c(2.22 KB)
📄 res_config.h(299 B)
📄 resolver.3(11.43 KB)
📄 rthdr.c(9.7 KB)
📄 sctp_bindx.3(3.47 KB)
📄 sctp_connectx.3(3.44 KB)
📄 sctp_freepaddrs.3(2.26 KB)
📄 sctp_getaddrlen.3(2.82 KB)
📄 sctp_getassocid.3(2.44 KB)
📄 sctp_getpaddrs.3(3.11 KB)
📄 sctp_opt_info.3(3.55 KB)
📄 sctp_recvmsg.3(8.43 KB)
📄 sctp_send.3(11.12 KB)
📄 sctp_sendmsg.3(10.45 KB)
📄 sctp_sys_calls.c(30.35 KB)
📄 send.c(2.23 KB)
📄 sockatmark.3(3.26 KB)
📄 sockatmark.c(1.59 KB)
📄 sourcefilter.3(6.38 KB)
📄 sourcefilter.c(9.71 KB)
📄 vars.c(2.07 KB)

Editing: nss_compat.c

/*-
 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
 *
 * Copyright (c) 2003 Networks Associates Technology, Inc.
 * All rights reserved.
 *
 * This software was developed for the FreeBSD Project by
 * Jacques A. Vidrine, Safeport Network Services, and Network
 * Associates Laboratories, the Security Research Division of Network
 * Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035
 * ("CBOSS"), as part of the DARPA CHATS research program.
 *
 * 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.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
 *
 * Compatibility shims for the GNU C Library-style nsswitch interface.
 */
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");

#include "namespace.h"
#include <sys/param.h>
#include <errno.h>
#include <nss.h>
#include <pthread.h>
#include <pthread_np.h>
#include "un-namespace.h"
#include "libc_private.h"

struct group;
struct passwd;

static int	terminator;

#define DECLARE_TERMINATOR(x)					\
static pthread_key_t	 _term_key_##x;				\
static void							\
_term_create_##x(void)						\
{								\
	(void)_pthread_key_create(&_term_key_##x, NULL);	\
}								\
static void		*_term_main_##x;			\
static pthread_once_t	 _term_once_##x = PTHREAD_ONCE_INIT

#define SET_TERMINATOR(x, y)						\
do {									\
	if (!__isthreaded || _pthread_main_np())			\
		_term_main_##x = (y);					\
	else {								\
		(void)_pthread_once(&_term_once_##x, _term_create_##x);	\
		(void)_pthread_setspecific(_term_key_##x, y);		\
	}								\
} while (0)

#define CHECK_TERMINATOR(x)					\
(!__isthreaded || _pthread_main_np() ?				\
    (_term_main_##x) :						\
    ((void)_pthread_once(&_term_once_##x, _term_create_##x),	\
    _pthread_getspecific(_term_key_##x)))

DECLARE_TERMINATOR(group);

int __nss_compat_getgrnam_r(void *retval, void *mdata, va_list ap);
int __nss_compat_getgrgid_r(void *retval, void *mdata, va_list ap);
int __nss_compat_getgrent_r(void *retval, void *mdata, va_list ap);
int __nss_compat_setgrent(void *retval, void *mdata, va_list ap);
int __nss_compat_endgrent(void *retval, void *mdata, va_list ap);
int __nss_compat_getpwnam_r(void *retval, void *mdata, va_list ap);
int __nss_compat_getpwuid_r(void *retval, void *mdata, va_list ap);
int __nss_compat_getpwent_r(void *retval, void *mdata, va_list ap);
int __nss_compat_setpwent(void *retval, void *mdata, va_list ap);
int __nss_compat_endpwent(void *retval, void *mdata, va_list ap);

int
__nss_compat_getgrnam_r(void *retval, void *mdata, va_list ap)
{
	int (*fn)(const char *, struct group *, char *, size_t, int *);
	const char	*name;
	struct group	*grp;
	char		*buffer;
	int		*errnop, ns_status;
	size_t		 bufsize;
	enum nss_status	 nss_status;

fn = mdata;
	name = va_arg(ap, const char *);
	grp = va_arg(ap, struct group *);
	buffer = va_arg(ap, char *);
	bufsize = va_arg(ap, size_t);
	errnop = va_arg(ap, int *);
	nss_status = fn(name, grp, buffer, bufsize, errnop);
	ns_status = __nss_compat_result(nss_status, *errnop);
	if (ns_status == NS_SUCCESS)
		*(struct group **)retval = grp;
	return (ns_status);
}

int
__nss_compat_getgrgid_r(void *retval, void *mdata, va_list ap)
{
	int (*fn)(gid_t, struct group *, char *, size_t, int *);
	gid_t		 gid;
	struct group	*grp;
	char		*buffer;
	int		*errnop, ns_status;
	size_t		 bufsize;
	enum nss_status	 nss_status;
	
	fn = mdata;
	gid = va_arg(ap, gid_t);
	grp = va_arg(ap, struct group *);
	buffer = va_arg(ap, char *);
	bufsize = va_arg(ap, size_t);
	errnop = va_arg(ap, int *);
	nss_status = fn(gid, grp, buffer, bufsize, errnop);
	ns_status = __nss_compat_result(nss_status, *errnop);
	if (ns_status == NS_SUCCESS)
		*(struct group **)retval = grp;
	return (ns_status);
}

int
__nss_compat_getgrent_r(void *retval, void *mdata, va_list ap)
{
	int (*fn)(struct group *, char *, size_t, int *);
	struct group	*grp;
	char		*buffer;
	int		*errnop, ns_status;
	size_t		 bufsize;
	enum nss_status	 nss_status;

if (CHECK_TERMINATOR(group))
		return (NS_NOTFOUND);
	fn = mdata;
	grp = va_arg(ap, struct group *);
	buffer = va_arg(ap, char *);
	bufsize = va_arg(ap, size_t);
	errnop = va_arg(ap, int *);
	nss_status = fn(grp, buffer, bufsize, errnop);
	ns_status = __nss_compat_result(nss_status, *errnop);
	if (ns_status == NS_SUCCESS)
		*(struct group **)retval = grp;
	else if (ns_status != NS_RETURN)
		SET_TERMINATOR(group, &terminator);
	return (ns_status);
}

int
__nss_compat_setgrent(void *retval, void *mdata, va_list ap)
{

SET_TERMINATOR(group, NULL);
	((int (*)(void))mdata)();
	return (NS_UNAVAIL);
}

int
__nss_compat_endgrent(void *retval, void *mdata, va_list ap)
{

SET_TERMINATOR(group, NULL);
	((int (*)(void))mdata)();
	return (NS_UNAVAIL);
}

DECLARE_TERMINATOR(passwd);

int
__nss_compat_getpwnam_r(void *retval, void *mdata, va_list ap)
{
	int (*fn)(const char *, struct passwd *, char *, size_t, int *);
	const char	*name;
	struct passwd	*pwd;
	char		*buffer;
	int		*errnop, ns_status;
	size_t		 bufsize;
	enum nss_status	 nss_status;

fn = mdata;
	name = va_arg(ap, const char *);
	pwd = va_arg(ap, struct passwd *);
	buffer = va_arg(ap, char *);
	bufsize = va_arg(ap, size_t);
	errnop = va_arg(ap, int *);
	nss_status = fn(name, pwd, buffer, bufsize, errnop);
	ns_status = __nss_compat_result(nss_status, *errnop);
	if (ns_status == NS_SUCCESS)
		*(struct passwd **)retval = pwd;
	return (ns_status);
}

int
__nss_compat_getpwuid_r(void *retval, void *mdata, va_list ap)
{
	int (*fn)(uid_t, struct passwd *, char *, size_t, int *);
	uid_t		 uid;
	struct passwd	*pwd;
	char		*buffer;
	int		*errnop, ns_status;
	size_t		 bufsize;
	enum nss_status	 nss_status;
	
	fn = mdata;
	uid = va_arg(ap, uid_t);
	pwd = va_arg(ap, struct passwd *);
	buffer = va_arg(ap, char *);
	bufsize = va_arg(ap, size_t);
	errnop = va_arg(ap, int *);
	nss_status = fn(uid, pwd, buffer, bufsize, errnop);
	ns_status = __nss_compat_result(nss_status, *errnop);
	if (ns_status == NS_SUCCESS)
		*(struct passwd **)retval = pwd;
	return (ns_status);
}

int
__nss_compat_getpwent_r(void *retval, void *mdata, va_list ap)
{
	int (*fn)(struct passwd *, char *, size_t, int *);
	struct passwd	*pwd;
	char		*buffer;
	int		*errnop, ns_status;
	size_t		 bufsize;
	enum nss_status	 nss_status;

if (CHECK_TERMINATOR(passwd))
		return (NS_NOTFOUND);
	fn = mdata;
	pwd = va_arg(ap, struct passwd *);
	buffer = va_arg(ap, char *);
	bufsize = va_arg(ap, size_t);
	errnop = va_arg(ap, int *);
	nss_status = fn(pwd, buffer, bufsize, errnop);
	ns_status = __nss_compat_result(nss_status, *errnop);
	if (ns_status == NS_SUCCESS)
		*(struct passwd **)retval = pwd;
	else if (ns_status != NS_RETURN)
		SET_TERMINATOR(passwd, &terminator);
	return (ns_status);
}

int
__nss_compat_setpwent(void *retval, void *mdata, va_list ap)
{

SET_TERMINATOR(passwd, NULL);
	((int (*)(void))mdata)();
	return (NS_UNAVAIL);
}

int
__nss_compat_endpwent(void *retval, void *mdata, va_list ap)
{

SET_TERMINATOR(passwd, NULL);
	((int (*)(void))mdata)();
	return (NS_UNAVAIL);
}

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Editing: nss_compat.c

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