diff options
Diffstat (limited to 'grp')
| -rw-r--r-- | grp/initgroups.c | 27 | ||||
| -rw-r--r-- | grp/putgrent.c | 11 | ||||
| -rw-r--r-- | grp/setgroups.c | 35 |
3 files changed, 18 insertions, 55 deletions
diff --git a/grp/initgroups.c b/grp/initgroups.c index 2e48946..d052cf4 100644 --- a/grp/initgroups.c +++ b/grp/initgroups.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1989,91,93,1996-2005,2006 Free Software Foundation, Inc. +/* Copyright (C) 1989,91,93,1996-2003, 2004 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 @@ -17,7 +17,6 @@ 02111-1307 USA. */ #include <alloca.h> -#include <assert.h> #include <errno.h> #include <grp.h> #include <limits.h> @@ -74,8 +73,6 @@ internal_getgrouplist (const char *user, gid_t group, long int *size, /* Start is one, because we have the first group as parameter. */ long int start = 1; - /* Never store more than the starting *SIZE number of elements. */ - assert (*size > 0); (*groupsp)[0] = group; if (__nss_group_database != NULL) @@ -143,9 +140,11 @@ internal_getgrouplist (const char *user, gid_t group, long int *size, int getgrouplist (const char *user, gid_t group, gid_t *groups, int *ngroups) { + gid_t *newgroups; long int size = MAX (1, *ngroups); + int result; - gid_t *newgroups = (gid_t *) malloc (size * sizeof (gid_t)); + newgroups = (gid_t *) malloc ((size + 1) * sizeof (gid_t)); if (__builtin_expect (newgroups == NULL, 0)) /* No more memory. */ // XXX This is wrong. The user provided memory, we have to use @@ -154,16 +153,20 @@ getgrouplist (const char *user, gid_t group, gid_t *groups, int *ngroups) // XXX too small. For initgroups a flag could say: increase size. return -1; - int total = internal_getgrouplist (user, group, &size, &newgroups, -1); - - memcpy (groups, newgroups, MIN (*ngroups, total) * sizeof (gid_t)); + result = internal_getgrouplist (user, group, &size, &newgroups, -1); - free (newgroups); + memcpy (groups, newgroups, MIN (*ngroups, result) * sizeof (gid_t)); - int retval = total > *ngroups ? -1 : total; - *ngroups = total; + if (result > *ngroups) + { + *ngroups = result; + result = -1; + } + else + *ngroups = result; - return retval; + free (newgroups); + return result; } static_link_warning (getgrouplist) diff --git a/grp/putgrent.c b/grp/putgrent.c index 382d6a4..cb9b6b1 100644 --- a/grp/putgrent.c +++ b/grp/putgrent.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991,92,96,98,99,2000,2005 Free Software Foundation, Inc. +/* Copyright (C) 1991, 92, 96, 98, 99, 2000 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 @@ -44,13 +44,8 @@ putgrent (gr, stream) flockfile (stream); - if (gr->gr_name[0] == '+' || gr->gr_name[0] == '-') - retval = fprintf (stream, "%s:%s::", - gr->gr_name, _S (gr->gr_passwd)); - else - retval = fprintf (stream, "%s:%s:%lu:", - gr->gr_name, _S (gr->gr_passwd), - (unsigned long int) gr->gr_gid); + retval = fprintf (stream, "%s:%s:%u:", + gr->gr_name, _S (gr->gr_passwd), gr->gr_gid); if (__builtin_expect (retval, 0) < 0) { funlockfile (stream); diff --git a/grp/setgroups.c b/grp/setgroups.c deleted file mode 100644 index 74bae72..0000000 --- a/grp/setgroups.c +++ /dev/null @@ -1,35 +0,0 @@ -/* Copyright (C) 1991,95,96,97,2002 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 <errno.h> -#include <sys/types.h> -#include <grp.h> - -/* Set the group set for the current user to GROUPS (N of them). */ -int -setgroups (n, groups) - size_t n; - const gid_t *groups; -{ - __set_errno (ENOSYS); - return -1; -} -libc_hidden_def (setgroups) - -stub_warning (setgroups) -#include <stub-tag.h> |