mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-13 06:40:09 +00:00
0d5cb2c74f
2006-02-20 Roland McGrath <roland@redhat.com> * sysdeps/mips: Directory removed, saved in ports repository. * sysdeps/unix/mips: Likewise. * sysdeps/unix/sysv/linux/mips: Likewise. * sysdeps/mach/mips: Likewise. * sysdeps/mach/hurd/mips: Likewise. * shlib-versions: Remove mips matches, now in ports fragment. * sysdeps/unix/sysv/linux/kernel-features.h: Likewise. * configure.in (machine): Likewise. * configure: Regenerated. 2006-02-15 Thomas Schwinge <tschwinge@gnu.org> [BZ #2329] * include/unistd.h (__getresuid, __getresgid, __setresuid) (__setresgid): Fix argument name order in prototypes. * posix/unistd.h (getresuid, getresgid, setresuid, setresgid): Likewise. * posix/getresuid.c (__getresuid): Fix argument order in definition. * posix/getresgid.c (__getresgid): Likewise. * posix/setresuid.c (__setresuid): Likewise. * posix/setresgid.c (__setresgid): Likewise. * sysdeps/mach/hurd/getresuid.c (__getresuid): Likewise. * sysdeps/mach/hurd/getresgid.c (__getresgid): Likewise. * sysdeps/mach/hurd/setresuid.c (__setresuid): Likewise. * sysdeps/mach/hurd/setresgid.c (__setresgid): Likewise. Reported by Samuel Thibault <samuel.thibault@ens-lyon.org>.
79 lines
2.4 KiB
C
79 lines
2.4 KiB
C
/* setresuid -- set real user ID, effective user ID, and saved-set user ID
|
|
Copyright (C) 2002, 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 <errno.h>
|
|
#include <unistd.h>
|
|
#include <hurd.h>
|
|
#include <hurd/id.h>
|
|
|
|
/* Set the real user ID, effective user ID, and saved-set user ID,
|
|
of the calling process to RUID, EUID, and SUID, respectively. */
|
|
int
|
|
__setresuid (uid_t ruid, uid_t euid, uid_t suid)
|
|
{
|
|
auth_t newauth;
|
|
error_t err;
|
|
uid_t auids[2] = { ruid, suid };
|
|
|
|
HURD_CRITICAL_BEGIN;
|
|
__mutex_lock (&_hurd_id.lock);
|
|
err = _hurd_check_ids ();
|
|
|
|
if (!err)
|
|
{
|
|
/* Make a new auth handle which has EUID as the first element in the
|
|
list of effective uids. */
|
|
|
|
if (_hurd_id.gen.nuids > 0)
|
|
{
|
|
_hurd_id.gen.uids[0] = euid;
|
|
_hurd_id.valid = 0;
|
|
}
|
|
if (_hurd_id.aux.nuids > 1)
|
|
{
|
|
_hurd_id.aux.uids[0] = ruid;
|
|
_hurd_id.aux.uids[1] = suid;
|
|
_hurd_id.valid = 0;
|
|
}
|
|
|
|
err = __USEPORT (AUTH, __auth_makeauth
|
|
(port, NULL, MACH_MSG_TYPE_COPY_SEND, 0,
|
|
_hurd_id.gen.nuids ? _hurd_id.gen.uids : &euid,
|
|
_hurd_id.gen.nuids ?: 1,
|
|
_hurd_id.aux.nuids > 1 ? _hurd_id.aux.uids : auids,
|
|
_hurd_id.aux.nuids > 1 ? _hurd_id.aux.nuids : 2,
|
|
_hurd_id.gen.gids, _hurd_id.gen.ngids,
|
|
_hurd_id.aux.gids, _hurd_id.aux.ngids,
|
|
&newauth));
|
|
}
|
|
|
|
__mutex_unlock (&_hurd_id.lock);
|
|
HURD_CRITICAL_END;
|
|
|
|
if (err)
|
|
return __hurd_fail (err);
|
|
|
|
/* Install the new handle and reauthenticate everything. */
|
|
err = __setauth (newauth);
|
|
__mach_port_deallocate (__mach_task_self (), newauth);
|
|
return err;
|
|
}
|
|
libc_hidden_def (__setresuid)
|
|
weak_alias (__setresuid, setresuid)
|