90 lines
2.9 KiB
C
90 lines
2.9 KiB
C
/*
|
|
* Simple Open EtherCAT Master Library
|
|
*
|
|
* File : oshw.c
|
|
* Version : 1.3.1
|
|
* Date : 11-03-2015
|
|
* Copyright (C) 2005-2015 Speciaal Machinefabriek Ketels v.o.f.
|
|
* Copyright (C) 2005-2015 Arthur Ketels
|
|
* Copyright (C) 2008-2009 TU/e Technische Universiteit Eindhoven
|
|
* Copyright (C) 2012-2015 rt-labs AB , Sweden
|
|
*
|
|
* SOEM 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.
|
|
*
|
|
* SOEM 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.
|
|
*
|
|
* As a special exception, if other files instantiate templates or use macros
|
|
* or inline functions from this file, or you compile this file and link it
|
|
* with other works to produce a work based on this file, this file does not
|
|
* by itself cause the resulting work to be covered by the GNU General Public
|
|
* License. However the source code for this file must still be made available
|
|
* in accordance with section (3) of the GNU General Public License.
|
|
*
|
|
* This exception does not invalidate any other reasons why a work based on
|
|
* this file might be covered by the GNU General Public License.
|
|
*
|
|
* The EtherCAT Technology, the trade name and logo “EtherCAT” are the intellectual
|
|
* property of, and protected by Beckhoff Automation GmbH. You can use SOEM for
|
|
* the sole purpose of creating, using and/or selling or otherwise distributing
|
|
* an EtherCAT network master provided that an EtherCAT Master License is obtained
|
|
* from Beckhoff Automation GmbH.
|
|
*
|
|
* In case you did not receive a copy of the EtherCAT Master License along with
|
|
* SOEM write to Beckhoff Automation GmbH, Eiserstraße 5, D-33415 Verl, Germany
|
|
* (www.beckhoff.com).
|
|
*/
|
|
|
|
#include "oshw.h"
|
|
#include <stdlib.h>
|
|
#include <lwip/inet.h>
|
|
|
|
/**
|
|
* Host to Network byte order (i.e. to big endian).
|
|
*
|
|
* Note that Ethercat uses little endian byte order, except for the Ethernet
|
|
* header which is big endian as usual.
|
|
*/
|
|
uint16 oshw_htons(const uint16 host)
|
|
{
|
|
uint16 network = htons (host);
|
|
return network;
|
|
}
|
|
|
|
/**
|
|
* Network (i.e. big endian) to Host byte order.
|
|
*
|
|
* Note that Ethercat uses little endian byte order, except for the Ethernet
|
|
* header which is big endian as usual.
|
|
*/
|
|
uint16 oshw_ntohs(const uint16 network)
|
|
{
|
|
uint16 host = ntohs (network);
|
|
return host;
|
|
}
|
|
|
|
/* Create list over available network adapters.
|
|
* @return First element in linked list of adapters
|
|
*/
|
|
ec_adaptert * oshw_find_adapters(void)
|
|
{
|
|
ec_adaptert * ret_adapter = NULL;
|
|
|
|
/* TODO if needed */
|
|
|
|
return ret_adapter;
|
|
}
|
|
|
|
/** Free memory allocated memory used by adapter collection.
|
|
* @param[in] adapter = First element in linked list of adapters
|
|
* EC_NOFRAME.
|
|
*/
|
|
void oshw_free_adapters(ec_adaptert * adapter)
|
|
{
|
|
/* TODO if needed */
|
|
}
|