-/* Copyright (C) 1993,94,97,2001 Free Software Foundation, Inc.
+/* Copyright (C) 1993-2014 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 Library General Public License as
- published by the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
+ 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
- Library General Public License for more details.
+ Lesser 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. */
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
#include <hurd.h>
kern_return_t
-__get_privileged_ports (host_priv_t *host_priv_ptr,
+__get_privileged_ports (mach_port_t *host_priv_ptr,
device_t *device_master_ptr)
{
- if (! _hurd_host_priv)
+ if ((host_priv_ptr && _hurd_host_priv == MACH_PORT_NULL)
+ || (device_master_ptr && _hurd_device_master == MACH_PORT_NULL))
{
error_t err;
if (host_priv_ptr)
{
- __mach_port_mod_refs (mach_task_self (),
- _hurd_host_priv, MACH_PORT_RIGHT_SEND, 1);
+ error_t err = _hurd_host_priv == MACH_PORT_NULL ? 0
+ : __mach_port_mod_refs (mach_task_self (),
+ _hurd_host_priv, MACH_PORT_RIGHT_SEND, +1);
+ if (err)
+ return err;
*host_priv_ptr = _hurd_host_priv;
}
+
if (device_master_ptr)
{
- __mach_port_mod_refs (mach_task_self (),
- _hurd_device_master, MACH_PORT_RIGHT_SEND, 1);
+ error_t err = _hurd_device_master == MACH_PORT_NULL ? 0
+ : __mach_port_mod_refs (mach_task_self (),
+ _hurd_device_master, MACH_PORT_RIGHT_SEND, +1);
+ if (err)
+ return err;
*device_master_ptr = _hurd_device_master;
}
+
return KERN_SUCCESS;
}
weak_alias (__get_privileged_ports, get_privileged_ports)