/* * FreeModbus Libary: A portable Modbus implementation for Modbus ASCII/RTU. * Copyright (c) 2006 Christian Walter <wolti@sil.at> * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * File: $Id: mbtcp.h,v 1.2 2006/12/07 22:10:34 wolti Exp $ */ #ifndef _MB_TCP_H #define _MB_TCP_H #ifdef __cplusplus PR_BEGIN_EXTERN_C #endif /* ----------------------- Defines ------------------------------------------*/ #define MB_TCP_PSEUDO_ADDRESS 255 /* ----------------------- Function prototypes ------------------------------*/ eMBErrorCode eMBTCPDoInit( USHORT ucTCPPort ); void eMBTCPStart( void ); void eMBTCPStop( void ); eMBErrorCode eMBTCPReceive( UCHAR * pucRcvAddress, UCHAR ** pucFrame, USHORT * pusLength ); eMBErrorCode eMBTCPSend( UCHAR _unused, const UCHAR * pucFrame, USHORT usLength ); #ifdef __cplusplus PR_END_EXTERN_C #endif #endif