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/*
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 * Project: S.Ha.R.K.
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 *
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 * Coordinators:
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 *   Giorgio Buttazzo    <giorgio@sssup.it>
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 *   Paolo Gai           <pj@gandalf.sssup.it>
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 *
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 * Authors     :
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 *   Paolo Gai           <pj@gandalf.sssup.it>
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 *   Massimiliano Giorgi <massy@gandalf.sssup.it>
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 *   Luca Abeni          <luca@gandalf.sssup.it>
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 *   (see the web pages for full authors list)
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 *
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 * ReTiS Lab (Scuola Superiore S.Anna - Pisa - Italy)
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 *
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 * http://www.sssup.it
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 * http://retis.sssup.it
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 * http://shark.sssup.it
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 */
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/**
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 ------------
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 CVS :        $Id: hartport.h,v 1.2 2003-03-13 13:39:04 pj Exp $
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 File:        $File$
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 Revision:    $Revision: 1.2 $
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 Last update: $Date: 2003-03-13 13:39:04 $
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 ------------
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 This file contains the Hartik 3.3.0's port primitives
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 Title:
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   HARTPORT (Hartik Ports)
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 Resource Models Accepted:
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   None
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 Description:
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   This module contains a port library compatible with the Hartik one.
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 Exceptions raised:
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   None
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 Restrictions & special features:
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   - This module is NOT Posix compliant
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 Author:        Giuseppe Lipari
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 Date:  9/5/96
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 Revision:      2.0
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 Date:  14/3/97
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**/
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/*
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 * Copyright (C) 2000 Paolo Gai
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 *
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 * This program is free software; you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation; either version 2 of the License, or
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 * (at your option) any later version.
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 *
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 * This program 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
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program; if not, write to the Free Software
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 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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 *
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 */
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#ifndef __PORT_H__
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#define __PORT_H__
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#include <modules/sem.h>
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#include <ll/ll.h>
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#include "ll/sys/cdefs.h"
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__BEGIN_DECLS
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/* $HEADER-    */
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//#ifndef __HW_DEP_H__
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//#include "hw_dep.h"
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//#endif
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/* $HEADER+    */
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typedef short PORT;
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#define MAX_PORT        15U           /*+ Maximum number of ports      +*/
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#define MAX_PORT_INT    30U           /*+ Max num. of port connections +*/
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#define MAX_PORT_NAME   20U           /*+ Maximum port name length     +*/
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#define MAX_HASH_ENTRY  MAX_PORT      /*+ More port stuff              +*/
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#define STREAM          1
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#define MAILBOX         2
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#define STICK           3
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#define READ            0
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#define WRITE           1
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/*+ This function must be inserted in the __hartik_register_levels__ +*/
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void HARTPORT_init(void);
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/* Debugging functions */
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void print_port(void);
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void port_write(PORT p);
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/* User level port primitives */
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PORT port_create(char *name, int dim_mes, int num_mes, BYTE type, BYTE access);
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PORT port_connect(char *name, int dim_mes, BYTE type, BYTE access);
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void port_delete(PORT p);
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void port_disconnect(PORT p);
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WORD port_send(PORT p,void *m,BYTE wait);
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WORD port_receive(PORT p,void *m,BYTE wait);
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__END_DECLS
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#endif /* __PORT_H__ */
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