Matthew Waddilove
/
Modbus
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portevent.cpp@0:274eb57e1df3, 2010-08-22 (annotated)
- Committer:
- giryan
- Date:
- Sun Aug 22 16:34:20 2010 +0000
- Revision:
- 0:274eb57e1df3
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| giryan | 0:274eb57e1df3 | 1 | /* |
| giryan | 0:274eb57e1df3 | 2 | * FreeModbus Libary: BARE Port |
| giryan | 0:274eb57e1df3 | 3 | * Copyright (C) 2006 Christian Walter <wolti@sil.at> |
| giryan | 0:274eb57e1df3 | 4 | * |
| giryan | 0:274eb57e1df3 | 5 | * This library is free software; you can redistribute it and/or |
| giryan | 0:274eb57e1df3 | 6 | * modify it under the terms of the GNU Lesser General Public |
| giryan | 0:274eb57e1df3 | 7 | * License as published by the Free Software Foundation; either |
| giryan | 0:274eb57e1df3 | 8 | * version 2.1 of the License, or (at your option) any later version. |
| giryan | 0:274eb57e1df3 | 9 | * |
| giryan | 0:274eb57e1df3 | 10 | * This library is distributed in the hope that it will be useful, |
| giryan | 0:274eb57e1df3 | 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| giryan | 0:274eb57e1df3 | 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| giryan | 0:274eb57e1df3 | 13 | * Lesser General Public License for more details. |
| giryan | 0:274eb57e1df3 | 14 | * |
| giryan | 0:274eb57e1df3 | 15 | * You should have received a copy of the GNU Lesser General Public |
| giryan | 0:274eb57e1df3 | 16 | * License along with this library; if not, write to the Free Software |
| giryan | 0:274eb57e1df3 | 17 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| giryan | 0:274eb57e1df3 | 18 | * |
| giryan | 0:274eb57e1df3 | 19 | * File: $Id: portevent.c,v 1.1 2006/08/22 21:35:13 wolti Exp $ |
| giryan | 0:274eb57e1df3 | 20 | */ |
| giryan | 0:274eb57e1df3 | 21 | |
| giryan | 0:274eb57e1df3 | 22 | /* ----------------------- Modbus includes ----------------------------------*/ |
| giryan | 0:274eb57e1df3 | 23 | #include "mb.h" |
| giryan | 0:274eb57e1df3 | 24 | #include "mbport.h" |
| giryan | 0:274eb57e1df3 | 25 | |
| giryan | 0:274eb57e1df3 | 26 | /* ----------------------- Variables ----------------------------------------*/ |
| giryan | 0:274eb57e1df3 | 27 | static eMBEventType eQueuedEvent; |
| giryan | 0:274eb57e1df3 | 28 | static BOOL xEventInQueue; |
| giryan | 0:274eb57e1df3 | 29 | |
| giryan | 0:274eb57e1df3 | 30 | /* ----------------------- Start implementation -----------------------------*/ |
| giryan | 0:274eb57e1df3 | 31 | BOOL |
| giryan | 0:274eb57e1df3 | 32 | xMBPortEventInit( void ) |
| giryan | 0:274eb57e1df3 | 33 | { |
| giryan | 0:274eb57e1df3 | 34 | xEventInQueue = FALSE; |
| giryan | 0:274eb57e1df3 | 35 | return TRUE; |
| giryan | 0:274eb57e1df3 | 36 | } |
| giryan | 0:274eb57e1df3 | 37 | |
| giryan | 0:274eb57e1df3 | 38 | BOOL |
| giryan | 0:274eb57e1df3 | 39 | xMBPortEventPost( eMBEventType eEvent ) |
| giryan | 0:274eb57e1df3 | 40 | { |
| giryan | 0:274eb57e1df3 | 41 | xEventInQueue = TRUE; |
| giryan | 0:274eb57e1df3 | 42 | eQueuedEvent = eEvent; |
| giryan | 0:274eb57e1df3 | 43 | return TRUE; |
| giryan | 0:274eb57e1df3 | 44 | } |
| giryan | 0:274eb57e1df3 | 45 | |
| giryan | 0:274eb57e1df3 | 46 | BOOL |
| giryan | 0:274eb57e1df3 | 47 | xMBPortEventGet( eMBEventType * eEvent ) |
| giryan | 0:274eb57e1df3 | 48 | { |
| giryan | 0:274eb57e1df3 | 49 | BOOL xEventHappened = FALSE; |
| giryan | 0:274eb57e1df3 | 50 | |
| giryan | 0:274eb57e1df3 | 51 | if( xEventInQueue ) |
| giryan | 0:274eb57e1df3 | 52 | { |
| giryan | 0:274eb57e1df3 | 53 | *eEvent = eQueuedEvent; |
| giryan | 0:274eb57e1df3 | 54 | xEventInQueue = FALSE; |
| giryan | 0:274eb57e1df3 | 55 | xEventHappened = TRUE; |
| giryan | 0:274eb57e1df3 | 56 | } |
| giryan | 0:274eb57e1df3 | 57 | return xEventHappened; |
| giryan | 0:274eb57e1df3 | 58 | } |