trace.h

/*---------------------------------------------------------------------------*/
/*trace.h*/
/*---------------------------------------------------------------------------*/
/*The definitions for tracing the translator stack under ourselves.*/
/*---------------------------------------------------------------------------*/
/*Copyright (C) 2001, 2002, 2005, 2008 Free Software Foundation, Inc.
  Written by Sergiu Ivanov <unlimitedscolobb@gmail.com>.

  This program is free software; you can redistribute it and/or
  modify it under the terms of the GNU General Public License as
  published by the Free Software Foundation; either version 2 of the
  License, or * (at your option) any later version.

  This program 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
  General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  USA.*/
/*---------------------------------------------------------------------------*/
#ifndef __TRACE_H__
#define __TRACE_H__
/*---------------------------------------------------------------------------*/

/*---------------------------------------------------------------------------*/
#include <error.h>
#include <sys/types.h>
#include <hurd/iohelp.h>
/*---------------------------------------------------------------------------*/

/*---------------------------------------------------------------------------*/
/*--------Functions----------------------------------------------------------*/
/*Traces the translator stack on the given underlying node until it
  finds the first translator called `name` and returns the port
  pointing to the translator sitting under this one, opened as
  specified in `flags`.*/
error_t
  trace_find
  (mach_port_t underlying, const char *name, int flags, mach_port_t * port);
/*----------------------------------------------------------------------------*/
#endif /*__TRACE_H__*/