1 /*
2  * FreeModbus Libary: A portable Modbus implementation for Modbus ASCII/RTU.
3  * Copyright (c) 2006 Christian Walter <wolti@sil.at>
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  * 3. The name of the author may not be used to endorse or promote products
15  *    derived from this software without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27  *
28  * File: $Id: mbtcp.h,v 1.2 2006/12/07 22:10:34 wolti Exp $
29  */
30 
31 #ifndef _MB_TCP_H
32 #define _MB_TCP_H
33 
34 #ifdef __cplusplus
35 PR_BEGIN_EXTERN_C
36 #endif
37 
38 /* ----------------------- Defines ------------------------------------------*/
39 
40 #if MB_TCP_ENABLED
41 
42 /* ----------------------- Function prototypes ------------------------------*/
43 eMBErrorCode    eMBTCPDoInit( USHORT ucTCPPort );
44 void            eMBTCPStart( void );
45 void            eMBTCPStop( void );
46 eMBErrorCode    eMBTCPReceive( UCHAR * pucRcvAddress, UCHAR ** pucFrame,
47                                USHORT * pusLength );
48 eMBErrorCode    eMBTCPSend( UCHAR _unused, const UCHAR * pucFrame,
49                             USHORT usLength );
50 
51 #endif
52 
53 #ifdef __cplusplus
54 PR_END_EXTERN_C
55 #endif
56 #endif
57