glibc/nis/nss_nisplus/nisplus-pwd.c
Ulrich Drepper ac9f45cfd1 Update NIS+.
1998-01-24  Thorsten Kukuk  <kukuk@vt.uni-paderborn.de>

	* nis/Makefile: Distribute nis_cache2.h, add nis cache functions
	to routines.
	* nis/nis_cache.c: New.
	* nis/nis_cache2.h: New.
	* nis/nis_cache2_xdr.c: New.
	* nis/nis_call.c: Changes for cache2_info parameter.
	* nis/nis_checkpoint.c: Likewise.
	* nis/nis_intern.h: Likewise.
	* nis/nis_mkdir.c: Likewise.
	* nis/nis_ping.c: Likewise.
	* nis/nis_rmdir.c: Likewise.
	* nis/nis_server.c: Likewise.
	* nis/nis_util.c: Likewise.

1997-12-30  Thorsten Kukuk  <kukuk@vt.uni-paderborn.de>

	* nis/nss_nisplus/nisplus-alias.c: Fix bogus if case and
	return/errnop codes.
	* nis/nss_nisplus/nisplus-ethers.c: Likewise.
	* nis/nss_nisplus/nisplus-grp.c: Likewise.
	* nis/nss_nisplus/nisplus-hosts.c: Likewise.
	* nis/nss_nisplus/nisplus-proto.c: Likewise.
	* nis/nss_nisplus/nisplus-publickey.c: Likewise.
	* nis/nss_nisplus/nisplus-pwd.c: Likewise.
	* nis/nss_nisplus/nisplus-rpc.c: Likewise
	* nis/nss_nisplus/nisplus-service.c: Likewise.
	* nis/nss_nisplus/nisplus-spwd.c: Likewise.

1997-12-28  Thorsten Kukuk  <kukuk@vt.uni-paderborn.de>

	* nis/nss_nis/nis-alias.c: Use errnop, not __set_errno().
	* nis/nss_nis/nis-ethers.c: Likewise.
	* nis/nss_nis/nis-grp.c: Likewise.
	* nis/nss_nis/nis-hosts.c: Likewise.
	* nis/nss_nis/nis-network.c: Likewise.
	* nis/nss_nis/nis-proto.c: Likewise.
	* nis/nss_nis/nis-hosts.c: Likewise.
	* nis/nss_nis/nis-network.c: Likewise.
	* nis/nss_nis/nis-proto.c: Likewise.
	* nis/nss_nis/nis-publickey.c: Likewise.
	* nis/nss_nis/nis-pwd.c: Likewise.
	* nis/nss_nis/nis-rpc.c: Likewise.
	* nis/nss_nis/nis-service.c: Likewise.
	* nis/nss_nis/nis-spwd.c: Likewise.
1998-01-24 13:45:44 +00:00

269 lines
5.9 KiB
C

/* Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Thorsten Kukuk <kukuk@vt.uni-paderborn.de>, 1997.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <nss.h>
#include <errno.h>
#include <pwd.h>
#include <string.h>
#include <bits/libc-lock.h>
#include <rpcsvc/nis.h>
#include "nss-nisplus.h"
__libc_lock_define_initialized (static, lock)
static nis_result *result = NULL;
static nis_name tablename_val = NULL;
static u_long tablename_len = 0;
extern int _nss_nisplus_parse_pwent (nis_result *res, struct passwd *pw,
char *buffer, size_t buflen, int *errnop);
static enum nss_status
_nss_create_tablename (int *errnop)
{
if (tablename_val == NULL)
{
char buf [40 + strlen (nis_local_directory ())];
char *p;
p = __stpcpy (buf, "passwd.org_dir.");
p = __stpcpy (p, nis_local_directory ());
tablename_val = __strdup (buf);
if (tablename_val == NULL)
{
*errnop = errno;
return NSS_STATUS_TRYAGAIN;
}
tablename_len = strlen (tablename_val);
}
return NSS_STATUS_SUCCESS;
}
enum nss_status
_nss_nisplus_setpwent (void)
{
enum nss_status status = NSS_STATUS_SUCCESS;
int err;
__libc_lock_lock (lock);
if (result)
nis_freeresult (result);
result = NULL;
if (tablename_val == NULL)
status = _nss_create_tablename (&err);
__libc_lock_unlock (lock);
return status;
}
enum nss_status
_nss_nisplus_endpwent (void)
{
__libc_lock_lock (lock);
if (result)
nis_freeresult (result);
result = NULL;
__libc_lock_unlock (lock);
return NSS_STATUS_SUCCESS;
}
static enum nss_status
internal_nisplus_getpwent_r (struct passwd *pw, char *buffer, size_t buflen,
int *errnop)
{
int parse_res;
/* Get the next entry until we found a correct one. */
do
{
nis_result *saved_res;
if (result == NULL)
{
saved_res = NULL;
if (tablename_val == NULL)
{
enum nss_status status = _nss_create_tablename (errnop);
if (status != NSS_STATUS_SUCCESS)
return status;
}
result = nis_first_entry (tablename_val);
if (niserr2nss (result->status) != NSS_STATUS_SUCCESS)
return niserr2nss (result->status);
}
else
{
nis_result *res;
saved_res = result;
res = nis_next_entry (tablename_val, &result->cookie);
result = res;
if (niserr2nss (result->status) != NSS_STATUS_SUCCESS)
{
nis_freeresult (saved_res);
return niserr2nss (result->status);
}
}
parse_res = _nss_nisplus_parse_pwent (result, pw, buffer,
buflen, errnop);
if (parse_res == -1)
{
nis_freeresult (result);
result = saved_res;
*errnop = ERANGE;
return NSS_STATUS_TRYAGAIN;
}
else
{
if (saved_res)
nis_freeresult (saved_res);
}
} while (!parse_res);
return NSS_STATUS_SUCCESS;
}
enum nss_status
_nss_nisplus_getpwent_r (struct passwd *result, char *buffer, size_t buflen,
int *errnop)
{
int status;
__libc_lock_lock (lock);
status = internal_nisplus_getpwent_r (result, buffer, buflen, errnop);
__libc_lock_unlock (lock);
return status;
}
enum nss_status
_nss_nisplus_getpwnam_r (const char *name, struct passwd *pw,
char *buffer, size_t buflen, int *errnop)
{
int parse_res;
if (tablename_val == NULL)
{
enum nss_status status = _nss_create_tablename (errnop);
if (status != NSS_STATUS_SUCCESS)
return status;
}
if (name == NULL)
{
*errnop = EINVAL;
return NSS_STATUS_UNAVAIL;
}
else
{
nis_result *result;
char buf[strlen (name) + 24 + tablename_len];
sprintf (buf, "[name=%s],%s", name, tablename_val);
result = nis_list(buf, FOLLOW_PATH | FOLLOW_LINKS, NULL, NULL);
if (niserr2nss (result->status) != NSS_STATUS_SUCCESS)
{
enum nss_status status = niserr2nss (result->status);
nis_freeresult (result);
return status;
}
parse_res = _nss_nisplus_parse_pwent (result, pw, buffer, buflen,
errnop);
nis_freeresult (result);
if (parse_res < 1)
{
if (parse_res == -1)
{
*errnop = ERANGE;
return NSS_STATUS_TRYAGAIN;
}
else
return NSS_STATUS_NOTFOUND;
}
return NSS_STATUS_SUCCESS;
}
}
enum nss_status
_nss_nisplus_getpwuid_r (const uid_t uid, struct passwd *pw,
char *buffer, size_t buflen, int *errnop)
{
if (tablename_val == NULL)
{
enum nss_status status = _nss_create_tablename (errnop);
if (status != NSS_STATUS_SUCCESS)
return status;
}
{
int parse_res;
nis_result *result;
char buf[100 + tablename_len];
sprintf (buf, "[uid=%d],%s", uid, tablename_val);
result = nis_list(buf, FOLLOW_PATH | FOLLOW_LINKS, NULL, NULL);
if (niserr2nss (result->status) != NSS_STATUS_SUCCESS)
{
enum nss_status status = niserr2nss (result->status);
nis_freeresult (result);
return status;
}
parse_res = _nss_nisplus_parse_pwent (result, pw, buffer, buflen, errnop);
nis_freeresult (result);
if (parse_res < 1)
{
if (parse_res == -1)
{
*errnop = ERANGE;
return NSS_STATUS_TRYAGAIN;
}
else
return NSS_STATUS_NOTFOUND;
}
return NSS_STATUS_SUCCESS;
}
}