glibc/nis/nss_nisplus/nisplus-ethers.c
Ulrich Drepper 2d7da676f3 update.
1997-07-11 03:00  Ulrich Drepper  <drepper@cygnus.com>

	* inet/inet_ntoa.c: Prevent looking for thread data key if we found
	one.

	* signal/sigandset.c: Include stddef.h to get NULL defined.
	* signal/sigisempty.c: Likewise.
	* signal/sigorset.c: Likewise.
	* sysdeps/stub/if_index.h: Likewise.
	* wcsmbs/wcstod_l.c: Include locale.h to get __locale_t defined.
	* wcsmbs/wcstof_l.c: Likewise.
	* wcsmbs/wcstol_l.c: Likewise.
	* wcsmbs/wcstold_l.c: Likewise.
	* wcsmbs/wcstoll_l.c: Likewise.
	* wcsmbs/wcstoul_l.c: Likewise.
	* wcsmbs/wcstoull_l.c: Likewise.
	Reported by Marcus G. Daniels <marcus@cathcart.sysc.pdx.edu>.

	* stdio-common/snprintf.c: Use ISO C function definition form.

	* sysdeps/stub/libc-lock.h: Don't define __libc_key_create and
	__libc_setspecific as empty macros since they are used as
	function with return value.
	Reported by Andreas Jaeger.

1997-07-10  Marcus G. Daniels  <marcus@cathcart.sysc.pdx.edu>

	* sysdeps/mach/hurd/select.c (__select): Need bit count for
	MACH_MSG_TYPE_INTEGER_T.

1997-07-08 10:12  Fila Kolodny  <fila@ibi.com>

	* sysdeps/i370/Implies: New file for i370-ibm-mvs port.
	* sysdeps/mvs/Implies: Likewise.

1997-07-09 23:06  Thorsten Kukuk  <kukuk@vt.uni-paderborn.de>

	* nis/Makefile: Add new source files.

	* nis/nis_intern.h: Add new internal functions.
	* nis/rpcsvc/nislib.h: Likewise.

	* nis/lckcache.c: New.
	* nis/nis_cache.c: New, dummy functions in the moment.
	* nis/nis_util.c: New.
	* nis/nisplus-parser.h: New.
	* nis/nss_nisplus/nisplus-parser.c: New.
	* nis/rpcsvc/nis_cache.h: New.
	* nis/rpcsvc/nis_cache.x: New.

	* nis/nss_compat/compat-grp.c: Matches Solaris behaviour now.
	* nis/nss_compat/compat-pwd.c: Likewise.
	* nis/nss_compat/compat-spwd.c: Likewise.
	* nis/nss_nisplus/nisplus-alias.c: Likewise.
	* 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-netgrp.c: Likewise.
	* nis/nss_nisplus/nisplus-network.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.

	* nis/nss_nis/nis-publickey.c: Remove libc-lock.h include.

	* nis/nis_intern.c: Removed.

	* nis/nis_call.c: Complete rewrite.
	* nis/nis_lookup.c: Likewise.
	* nis/nis_table.c: Likewise.

	* nis/libnsl.map: Add missing symbols.

	* nis/nis_print.c: Fix nis_print_link.
	* nis/nis_subr.c: Fix nis_getnames.

1997-07-09 07:19  H.J. Lu  <hjl@gnu.ai.mit.edu>

	* posix/execvp.c (execvp): Handle ESTALE.

1997-07-10 13:54  Ulrich Drepper  <drepper@cygnus.com>

	* posix/regex.c: Make CHAR_SET_SIZE definition always available,
	even if SYNTAX_TABLE is defined.
	Patch by Akim Demaille <demaille@inf.enst.fr>.

1997-07-09 08:16  H.J. Lu  <hjl@gnu.ai.mit.edu>

	* libio/fileops.c (_IO_file_underflow): Adjust pointers
	before calling _IO_SYSREAD ().

1997-07-07 22:54  Zack Weinberg  <zack@rabi.phys.columbia.edu>

	* sysdeps/sparc/divrem.m4: Eliminate use of "DEFS.h"
	(sysdep.h does the same job).
	* sysdeps/sparc/alloca.S: Likewise.
	* sysdeps/sparc/dotmul.S: Likewise.
	* sysdeps/sparc/udiv_qrnnd.S: Likewise.

	* sysdeps/sparc/rem.S: Regenerated.
	* sysdeps/sparc/sdiv.S: Regenerated.
	* sysdeps/sparc/udiv.S: Regenerated.
	* sysdeps/sparc/urem.S: Regenerated.

	* sysdeps/sparc/DEFS.h: Removed.
	* sysdeps/sparc/elf/DEFS.h: Removed.
	* sysdeps/sparc/Dist: Don't distribute DEFS.h.

	* sysdeps/unix/sparc/sysdep.h: Use 4 byte alignment. Add .type
	directive #ifdef HAVE_ELF.  Minor format changes.

	* sysdeps/alpha/DEFS.h: Removed.
	* sysdeps/alpha/Dist: Don't distribute DEFS.h.

1997-07-07 19:03  H.J. Lu  <hjl@gnu.ai.mit.edu>

	* math/test-fenv.c (feenv_nomask_test): Move
	fesetenv (FE_NOMASK_ENV) after fork () to work with
	SMP.

	* sysdeps/i386/fpu_control.h (_FPU_IEEE): Fix comment.

1997-07-08  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* libc.map: Add _IO_peekc_locked.

1997-07-07 15:45  Fila Kolodny  <fila@ibi.com>

	* Makeconfig: Add dbobjdir to rpath-link analogous to nssobjdir.

1997-07-08  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sysdeps/m68k/fpu/feholdexcpt.c: Shift the exception mask in the
	right position.
	* sysdeps/m68k/fpu/fesetenv.c (fesetenv): Likewise.

1997-07-08 13:59  Ulrich Drepper  <drepper@cygnus.com>

	* time/strftime.c (spaces, zeroes): Handle broken SGI compiler.
	Patch by Richard Stallman <rms@gnu.ai.mit.edu>.
1997-07-11 01:19:07 +00:00

271 lines
6.9 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 <ctype.h>
#include <string.h>
#include <bits/libc-lock.h>
#include <netdb.h>
#include <netinet/ether.h>
#include <rpcsvc/nis.h>
#include <rpcsvc/nislib.h>
#include <netinet/if_ether.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;
/* Because the `ethers' lookup does not fit so well in the scheme so
we define a dummy struct here which helps us to use the available
functions. */
struct etherent
{
const char *e_name;
struct ether_addr e_addr;
};
struct etherent_data {};
#define NISENTRYVAL(idx,col,res) \
((res)->objects.objects_val[(idx)].zo_data.objdata_u.en_data.en_cols.en_cols_val[(col)].ec_value.ec_value_val)
#define NISENTRYLEN(idx,col,res) \
((res)->objects.objects_val[(idx)].zo_data.objdata_u.en_data.en_cols.en_cols_val[(col)].ec_value.ec_value_len)
static int
_nss_nisplus_parse_etherent (nis_result *result, struct etherent *ether,
char *buffer, size_t buflen)
{
char *p = buffer;
size_t room_left = buflen;
if (result == NULL)
return 0;
if ((result->status != NIS_SUCCESS && result->status != NIS_S_SUCCESS) ||
result->objects.objects_len != 1 ||
__type_of (NIS_RES_OBJECT (result)) != ENTRY_OBJ ||
strcmp(NIS_RES_OBJECT (result)->EN_data.en_type,
"ethers_tbl") != 0 ||
NIS_RES_OBJECT(result)->EN_data.en_cols.en_cols_len < 2)
return 0;
/* Generate the ether entry format and use the normal parser */
if (NISENTRYLEN (0, 0, result) +1 > room_left)
{
__set_errno (ERANGE);
return 0;
}
strncpy (p, NISENTRYVAL (0, 0, result), NISENTRYLEN (0, 0, result));
room_left -= (NISENTRYLEN (0, 0, result) +1);
ether->e_name = p;
ether->e_addr = *ether_aton (NISENTRYVAL (0, 1, result));
return 1;
}
static enum nss_status
_nss_create_tablename (void)
{
if (tablename_val == NULL)
{
char buf [40 + strlen (nis_local_directory ())];
char *p;
p = stpcpy (buf, "ethers.org_dir.");
p = stpcpy (p, nis_local_directory ());
tablename_val = strdup (buf);
if (tablename_val == NULL)
return NSS_STATUS_TRYAGAIN;
tablename_len = strlen (tablename_val);
}
return NSS_STATUS_SUCCESS;
}
enum nss_status
_nss_nisplus_setetherent (void)
{
enum nss_status status;
status = NSS_STATUS_SUCCESS;
__libc_lock_lock (lock);
if (result)
nis_freeresult (result);
result = NULL;
if (_nss_create_tablename () != NSS_STATUS_SUCCESS)
status = NSS_STATUS_UNAVAIL;
__libc_lock_unlock (lock);
return NSS_STATUS_SUCCESS;
}
enum nss_status
_nss_nisplus_endetherent (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_getetherent_r (struct etherent *ether, char *buffer,
size_t buflen)
{
int parse_res;
if (tablename_val == NULL)
if (_nss_create_tablename () != NSS_STATUS_SUCCESS)
return NSS_STATUS_UNAVAIL;
/* Get the next entry until we found a correct one. */
do
{
if (result == NULL)
{
result = nis_first_entry(tablename_val);
if (niserr2nss (result->status) != NSS_STATUS_SUCCESS)
return niserr2nss (result->status);
}
else
{
nis_result *res2;
res2 = nis_next_entry(tablename_val, &result->cookie);
nis_freeresult (result);
result = res2;
if (niserr2nss (result->status) != NSS_STATUS_SUCCESS)
return niserr2nss (result->status);
}
parse_res = _nss_nisplus_parse_etherent (result, ether, buffer, buflen);
} while (!parse_res);
return NSS_STATUS_SUCCESS;
}
enum nss_status
_nss_nisplus_getetherent_r (struct etherent *result, char *buffer,
size_t buflen)
{
int status;
__libc_lock_lock (lock);
status = internal_nisplus_getetherent_r (result, buffer, buflen);
__libc_lock_unlock (lock);
return status;
}
enum nss_status
_nss_nisplus_gethostton_r (const char *name, struct etherent *eth,
char *buffer, size_t buflen)
{
int parse_res;
if (tablename_val == NULL)
if (_nss_create_tablename () != NSS_STATUS_SUCCESS)
return NSS_STATUS_UNAVAIL;
if (name == NULL)
return NSS_STATUS_NOTFOUND;
else
{
nis_result *result;
char buf[strlen (name) + 40 + 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)
return niserr2nss (result->status);
parse_res = _nss_nisplus_parse_etherent (result, eth, buffer, buflen);
if (parse_res)
return NSS_STATUS_SUCCESS;
if (!parse_res && errno == ERANGE)
return NSS_STATUS_TRYAGAIN;
else
return NSS_STATUS_NOTFOUND;
}
}
enum nss_status
_nss_nisplus_getntohost_r (const struct ether_addr *addr,
struct etherent *eth,
char *buffer, size_t buflen)
{
if (tablename_val == NULL)
if (_nss_create_tablename () != NSS_STATUS_SUCCESS)
return NSS_STATUS_UNAVAIL;
if (addr == NULL)
{
__set_errno (EINVAL);
return NSS_STATUS_UNAVAIL;
}
else
{
int parse_res;
nis_result *result;
char buf[255 + tablename_len];
memset (&buf, '\0', sizeof (buf));
snprintf(buf, sizeof (buf), "[addr=%x:%x:%x:%x:%x:%x],ethers.org_dir",
addr->ether_addr_octet[0], addr->ether_addr_octet[1],
addr->ether_addr_octet[2], addr->ether_addr_octet[3],
addr->ether_addr_octet[4], addr->ether_addr_octet[5]);
result = nis_list(buf, FOLLOW_PATH | FOLLOW_LINKS, NULL, NULL);
if (niserr2nss (result->status) != NSS_STATUS_SUCCESS)
return niserr2nss (result->status);
parse_res = _nss_nisplus_parse_etherent (result, eth, buffer, buflen);
if (parse_res)
return NSS_STATUS_SUCCESS;
if (!parse_res && errno == ERANGE)
return NSS_STATUS_TRYAGAIN;
else
return NSS_STATUS_NOTFOUND;
}
}