fsm_foe.h

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/*****************************************************************************
 *
 *  Copyright (C) 2008       Olav Zarges, imc Messsysteme GmbH
 *                2009-2012  Florian Pose <fp@igh.de>
 *
 *  This file is part of the IgH EtherCAT Master.
 *
 *  The IgH EtherCAT Master is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU General Public License version 2, as
 *  published by the Free Software Foundation.
 *
 *  The IgH EtherCAT Master 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 the IgH EtherCAT Master; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 *
 ****************************************************************************/

 
/****************************************************************************/
 
#ifndef __EC_FSM_FOE_H__
#define __EC_FSM_FOE_H__
 
#include "globals.h"
#include "../include/ecrt.h"
#include "datagram.h"
#include "slave.h"
#include "foe_request.h"
 
/****************************************************************************/
 
typedef struct ec_fsm_foe ec_fsm_foe_t; 

struct ec_fsm_foe {
    ec_slave_t *slave; 
    unsigned int retries; 
 
    void (*state)(ec_fsm_foe_t *, ec_datagram_t *); 
    ec_datagram_t *datagram; 
    unsigned long jiffies_start; 
    uint8_t subindex; 
    ec_foe_request_t *request; 
    uint8_t toggle; 
 
    uint8_t *tx_buffer; 
    uint32_t tx_buffer_size; 
    uint32_t tx_buffer_offset; 
    uint32_t tx_last_packet; 
    uint32_t tx_packet_no; 
    uint32_t tx_current_size; 
    uint8_t *tx_filename; 
    uint32_t tx_filename_len; 
 
    uint8_t *rx_buffer; 
    uint32_t rx_buffer_size; 
    uint32_t rx_buffer_offset; 
    uint32_t rx_expected_packet_no; 
    uint32_t rx_last_packet; 
    uint8_t *rx_filename; 
    uint32_t rx_filename_len; 
};
 
/****************************************************************************/
 
void ec_fsm_foe_init(ec_fsm_foe_t *);
void ec_fsm_foe_clear(ec_fsm_foe_t *);
 
int ec_fsm_foe_exec(ec_fsm_foe_t *, ec_datagram_t *);
int ec_fsm_foe_success(const ec_fsm_foe_t *);
 
void ec_fsm_foe_transfer(ec_fsm_foe_t *, ec_slave_t *, ec_foe_request_t *);
 
/****************************************************************************/
 
#endif