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61 lines
1.8 KiB
C
61 lines
1.8 KiB
C
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/* Copyright (C) 1993, 1994 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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Cambridge, MA 02139, USA. */
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#include <hurd.h>
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/* The program might set these if it is the initial task
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bootstrapped by the microkernel. */
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mach_port_t _hurd_host_priv, _hurd_device_master;
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kern_return_t
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get_privileged_ports (host_priv_t *host_priv_ptr, device_t *device_master_ptr)
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{
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if (! _hurd_host_priv)
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{
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error_t err;
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if (_hurd_ports)
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/* We have gotten some initial ports, so perhaps
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we have a proc server to talk to. */
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err = __USEPORT (PROC, __proc_getprivports (port,
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&_hurd_host_priv,
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&_hurd_device_master));
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else
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return MACH_SEND_INVALID_DEST;
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if (err)
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return err;
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}
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if (host_priv_ptr)
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{
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mach_port_mod_refs (mach_task_self (),
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_hurd_host_priv, MACH_PORT_RIGHT_SEND, 1);
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*host_priv_ptr = _hurd_host_priv;
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}
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if (device_master_ptr)
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{
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mach_port_mod_refs (mach_task_self (),
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_hurd_device_master, MACH_PORT_RIGHT_SEND, 1);
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*device_master_ptr = _hurd_device_master;
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}
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return KERN_SUCCESS;
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}
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