elu_obj.h

基于EthernetIP协议的应用程序,可以读取AB公司Controllogix系列Ethernetip协议PLC数据. 此软件代码可用于工业控制.

/****************************************************************************
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**
** File Name
** ---------
**
** ELU_OBJ.H
**
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**
** Description
** -----------
**
** User provided interfaces for the Ethernet Link Object.
**
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**
** Source Change Indices
** ---------------------
**
** Porting: <none>----4<major>         Customization: <none>----4<major>
**
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**
** Services List
** -------------
**
** eiu_ClearInterfaceCounters() - Clear the Interface counters Base Structure
** eiu_ClearMediaCounters()     - Clear the Media counters Base Structure
** eiu_GetEthernetLinkData()    - Get the current Ethernet Link Data
**
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**                                                                         **
** ETHERNET/IP EXAMPLE CODE                                                **
** COPYRIGHT (c) 2000-2005 ODVA (Open DeviceNet Vendor Association)		   **
**						   & ControlNet International Ltd.                 **
**                                                                         **
** All rights reserved, except as specifically licensed in writing.        **
** Use of the Ethernet/IP Example Protocol Software is subject to          **
** ODVA's and ControlNet International's Terms of Use Agreement.           **
** The following work constitutes example program code and is intended     **
** merely to illustrate useful programming techniques.  The user is        **
** responsible for applying the code correctly.  The code is provided      **
** AS IS without warranty and is in no way guaranteed to be error-free.    **
**                                                                         **
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*/

/****************************************************************************
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**
** Change Log
** ----------
**  
**
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*/

#ifndef ELU_OBJ_H
#define ELU_OBJ_H


/*
** See if this code is to be included.
*/

#ifdef ETHERNET_LINK_OBJECT

/****************************************************************************
**
** Constants
**
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*/

/*
** Set the defines which control whether optional attributes are included
** for GET single and GET all instance attribute requests.
**
** Note that the Interface counters attribute is required if the Media
** Counters attribute is implemented.
*/



/****************************************************************************
**
** Typedefs
**
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*/

/****************************************************************************
**
** Services
**
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*/

/*---------------------------------------------------------------------------
**
** eiu_ClearInterfaceCounters()
**
** User routine to "clear" the Interface counters.
**
**---------------------------------------------------------------------------
**
** Inputs:
**    none
**
** Outputs:
**    none
**
** Usage:
**    eiu_ClearInterfaceCounters();
**
**---------------------------------------------------------------------------
*/

EXTFUNC void eiu_ClearInterfaceCounters( void );


/*---------------------------------------------------------------------------
**
** eiu_ClearMediaCounters()
**
** User routine to "clear" the Media counters.
**
**---------------------------------------------------------------------------
**
** Inputs:
**    none
**
** Outputs:
**    none
**
** Usage:
**    eiu_ClearMediaCounters();
**
**---------------------------------------------------------------------------
*/

EXTFUNC void eiu_ClearMediaCounters( void );


/*---------------------------------------------------------------------------
**
** eiu_GetEthernetLinkData()
**
** User routine to obtain the current Ethernet Link data.  This routine is called
** BEFORE any GET attribute processing is performed.  Copy the current
** Ethernet Link data to the private Ethernet link object data
** "el_DataType  el_s".
**
**---------------------------------------------------------------------------
**
** Inputs:
**    none
**
** Outputs:
**    el_DataType  el_s   -  Updated with current Ethernet Link
**
** Return
**    UINT16 iStatus      -  CI_GRC_SUCCESS, or CI_GRC_xxxxxxx
**
** Usage:
**    iStatus = eiu_GetEthernetLinkData();
**
**---------------------------------------------------------------------------
*/

EXTFUNC UINT16 eiu_GetEthernetLinkData( void );


#endif  /* #ifdef ETHERNET_LINK_OBJECT */
#endif  /* inclusion lock */

/****************************************************************************
**
** End of ELU_OBJ.H
**
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*/