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Adjust for fedora-2_5-branch.
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Jakub Jelinek committed Oct 7, 2006
1 parent 16d1b47 commit b75a89e
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Showing 3 changed files with 155 additions and 5 deletions.
2 changes: 1 addition & 1 deletion fedora/.cvsignore
Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
glibc-*.tar.bz2
glibc-*.src.rpm
glibc-fedora.patch
glibc-*fedora.patch
glibc.spec
update.log
8 changes: 4 additions & 4 deletions fedora/branch.mk
Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
# This file is updated automatically by Makefile.
glibc-branch := fedora
glibc-base := HEAD
DIST_BRANCH := devel
COLLECTION := dist-fc4
glibc-branch := fedora-2_5
glibc-base := glibc-2_5-branch
DIST_BRANCH := FC-6
COLLECTION := dist-fc6
fedora-sync-date := 2006-10-02 18:58 UTC
fedora-sync-tag := fedora-glibc-20061002T1858
150 changes: 150 additions & 0 deletions nis/nss_nisplus/nisplus-initgroups.c
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@@ -0,0 +1,150 @@
/* Copyright (C) 1997, 2001, 2002, 2003, 2005, 2006
Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */

#include <atomic.h>
#include <nss.h>
#include <grp.h>
#include <ctype.h>
#include <errno.h>
#include <string.h>
#include <bits/libc-lock.h>
#include <rpcsvc/nis.h>

#include "nss-nisplus.h"
#include "nisplus-parser.h"
#include <libnsl.h>
#include <nis_intern.h>
#include <nis_xdr.h>

#define NISOBJVAL(col, obj) \
((obj)->EN_data.en_cols.en_cols_val[col].ec_value.ec_value_val)

#define NISOBJLEN(col, obj) \
((obj)->EN_data.en_cols.en_cols_val[col].ec_value.ec_value_len)

extern nis_name grp_tablename_val attribute_hidden;
extern size_t grp_tablename_len attribute_hidden;
extern enum nss_status _nss_grp_create_tablename (int *errnop);


enum nss_status
_nss_nisplus_initgroups_dyn (const char *user, gid_t group, long int *start,
long int *size, gid_t **groupsp, long int limit,
int *errnop)
{
if (grp_tablename_val == NULL)
{
enum nss_status status = _nss_grp_create_tablename (errnop);

if (status != NSS_STATUS_SUCCESS)
return status;
}

nis_result *result;
char buf[strlen (user) + 12 + grp_tablename_len];

snprintf (buf, sizeof (buf), "[members=%s],%s", user, grp_tablename_val);

result = nis_list (buf, FOLLOW_LINKS | FOLLOW_PATH | ALL_RESULTS, NULL, NULL);

if (result == NULL)
{
*errnop = ENOMEM;
return NSS_STATUS_TRYAGAIN;
}

if (__builtin_expect (niserr2nss (result->status) != NSS_STATUS_SUCCESS, 0))
{
enum nss_status status = niserr2nss (result->status);

nis_freeresult (result);
return status;
}

if (NIS_RES_NUMOBJ (result) == 0)
{
errout:
nis_freeresult (result);
return NSS_STATUS_NOTFOUND;
}

gid_t *groups = *groupsp;
nis_object *obj = NIS_RES_OBJECT (result);
for (unsigned int cnt = 0; cnt < NIS_RES_NUMOBJ (result); ++cnt, ++obj)
{
if (__type_of (obj) != NIS_ENTRY_OBJ
|| strcmp (obj->EN_data.en_type, "group_tbl") != 0
|| obj->EN_data.en_cols.en_cols_len < 4)
continue;

char *numstr = NISOBJVAL (2, obj);
size_t len = NISOBJLEN (2, obj);
if (len == 0 || numstr[0] == '\0')
continue;

gid_t gid;
char *endp;
if (__builtin_expect (numstr[len - 1] != '\0', 0))
{
char numstrbuf[len + 1];
memcpy (numstrbuf, numstr, len);
numstrbuf[len] = '\0';
gid = strtoul (numstrbuf, &endp, 10);
if (*endp)
continue;
}
else
{
gid = strtoul (numstr, &endp, 10);
if (*endp)
continue;
}

if (gid == group)
continue;

/* Insert this group. */
if (*start == *size)
{
/* Need a bigger buffer. */
long int newsize;

if (limit > 0 && *size == limit)
/* We reached the maximum. */
break;

if (limit <= 0)
newsize = 2 * *size;
else
newsize = MIN (limit, 2 * *size);

gid_t *newgroups = realloc (groups, newsize * sizeof (*groups));
if (newgroups == NULL)
goto errout;
*groupsp = groups = newgroups;
*size = newsize;
}

groups[*start] = gid;
*start += 1;
}

nis_freeresult (result);
return NSS_STATUS_SUCCESS;
}

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