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/******************************************************************************

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 *

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 *  $Id$

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 *

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 *  Copyright (C) 2006-2008  Florian Pose, Ingenieurgemeinschaft IgH

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 *

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 *  This file is part of the IgH EtherCAT Master.

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 *

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 *  The IgH EtherCAT Master is free software; you can redistribute it and/or

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 *  modify it under the terms of the GNU General Public License version 2, as

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 *  published by the Free Software Foundation.

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 *

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 *  The IgH EtherCAT Master 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 General

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 *  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 along

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 *  with the IgH EtherCAT Master; if not, write to the Free Software

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 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

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 *

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 *  ---

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 *

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 *  The license mentioned above concerns the source code only. Using the

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 *  EtherCAT technology and brand is only permitted in compliance with the

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 *  industrial property and similar rights of Beckhoff Automation GmbH.

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 *

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 *****************************************************************************/

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/**

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   \file

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   Mailbox functionality.

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*/

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/*****************************************************************************/

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#ifndef __EC_MAILBOX_H__

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#define __EC_MAILBOX_H__

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#include "slave.h"

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/*****************************************************************************/

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#define EC_MBOX_HEADER_SIZE 6

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/*****************************************************************************/

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uint8_t *ec_slave_mbox_prepare_send(const ec_slave_t *, ec_datagram_t *,

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                                    uint8_t, size_t);

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int      ec_slave_mbox_prepare_check(const ec_slave_t *, ec_datagram_t *);

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int      ec_slave_mbox_check(const ec_datagram_t *);

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int      ec_slave_mbox_prepare_fetch(const ec_slave_t *, ec_datagram_t *);

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uint8_t *ec_slave_mbox_fetch(const ec_slave_t *, ec_datagram_t *,

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                             uint8_t *, size_t *);

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/*****************************************************************************/

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#endif