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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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   EtherCAT Process data object structure.

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*/

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

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#ifndef __EC_PDO_H__

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#define __EC_PDO_H__

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#include <linux/list.h>

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#include "globals.h"

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#include "pdo_entry.h"

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

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/** PDO description.

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 */

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typedef struct {

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    struct list_head list; /**< List item. */

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    uint16_t index; /**< PDO index. */

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    int8_t sync_index; /**< Assigned sync manager. \todo remove? */

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    char *name; /**< PDO name. */

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    struct list_head entries; /**< List of PDO entries. */

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} ec_pdo_t;

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

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void ec_pdo_init(ec_pdo_t *);

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int ec_pdo_init_copy(ec_pdo_t *, const ec_pdo_t *);

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void ec_pdo_clear(ec_pdo_t *);

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void ec_pdo_clear_entries(ec_pdo_t *);

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int ec_pdo_set_name(ec_pdo_t *, const char *);

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ec_pdo_entry_t *ec_pdo_add_entry(ec_pdo_t *, uint16_t, uint8_t, uint8_t);

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int ec_pdo_copy_entries(ec_pdo_t *, const ec_pdo_t *);

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int ec_pdo_equal_entries(const ec_pdo_t *, const ec_pdo_t *);

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unsigned int ec_pdo_entry_count(const ec_pdo_t *);

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const ec_pdo_entry_t *ec_pdo_find_entry_by_pos_const(

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        const ec_pdo_t *, unsigned int);

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

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#endif