1: /* Copyright (C) 1994, 1995, 1997 Free Software Foundation, Inc.
    2:    This file is part of the GNU C Library.
    3: 
    4:    The GNU C Library is free software; you can redistribute it and/or
    5:    modify it under the terms of the GNU Lesser General Public
    6:    License as published by the Free Software Foundation; either
    7:    version 2.1 of the License, or (at your option) any later version.
    8: 
    9:    The GNU C Library is distributed in the hope that it will be useful,
   10:    but WITHOUT ANY WARRANTY; without even the implied warranty of
   11:    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   12:    Lesser General Public License for more details.
   13: 
   14:    You should have received a copy of the GNU Lesser General Public
   15:    License along with the GNU C Library; if not, write to the Free
   16:    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   17:    02111-1307 USA.  */
   18: 
   19: #include <hurd.h>
   20: 
   21: static error_t
   22: setbootstrap (mach_port_t newport)
   23: {
   24:   return __task_set_special_port (__mach_task_self (),
   25:                                   TASK_BOOTSTRAP_PORT,
   26:                                   newport);
   27: }
   28: 
   29: extern error_t _hurd_setauth (auth_t);
   30: extern error_t _hurd_setproc (process_t);
   31: extern error_t _hurd_setcttyid (mach_port_t);
   32: 
   33: error_t (*_hurd_ports_setters[INIT_PORT_MAX]) (mach_port_t newport) =
   34:   {
   35:     [INIT_PORT_BOOTSTRAP] = setbootstrap,
   36:     [INIT_PORT_AUTH] = _hurd_setauth,
   37:     [INIT_PORT_PROC] = _hurd_setproc,
   38:     [INIT_PORT_CTTYID] = _hurd_setcttyid,
   39:   };
   40: 
   41: 
   42: error_t
   43: _hurd_ports_set (unsigned int which, mach_port_t newport)
   44: {
   45:   error_t err;
   46:   if (which >= _hurd_nports)
   47:     return EINVAL;
   48:   if (err = __mach_port_mod_refs (__mach_task_self (), newport,
   49:                                   MACH_PORT_RIGHT_SEND, 1))
   50:     return err;
   51:   if (which >= INIT_PORT_MAX || _hurd_ports_setters[which] == NULL)
   52:     {
   53:       _hurd_port_set (&_hurd_ports[which], newport);
   54:       return 0;
   55:     }
   56:   return (*_hurd_ports_setters[which]) (newport);
   57: }