Contiki 2.6

simEnvChange.h

00001 /*
00002  * Copyright (c) 2006, Swedish Institute of Computer Science.
00003  * All rights reserved.
00004  *
00005  * Redistribution and use in source and binary forms, with or without
00006  * modification, are permitted provided that the following conditions
00007  * are met:
00008  * 1. Redistributions of source code must retain the above copyright
00009  *    notice, this list of conditions and the following disclaimer.
00010  * 2. Redistributions in binary form must reproduce the above copyright
00011  *    notice, this list of conditions and the following disclaimer in the
00012  *    documentation and/or other materials provided with the distribution.
00013  * 3. Neither the name of the Institute nor the names of its contributors
00014  *    may be used to endorse or promote products derived from this software
00015  *    without specific prior written permission.
00016  *
00017  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
00018  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00019  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00020  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
00021  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00022  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
00023  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
00024  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
00025  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
00026  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
00027  * SUCH DAMAGE.
00028  *
00029  * $Id: simEnvChange.h,v 1.9 2010/03/09 08:14:31 fros4943 Exp $
00030  */
00031 
00032 #ifndef __SIMENVCHANGE_H__
00033 #define __SIMENVCHANGE_H__
00034 
00035 #include "contiki.h"
00036 
00037 /* Simulation interface structure */
00038 struct simInterface {
00039   void         (* doActionsBeforeTick) (void);
00040   void         (* doActionsAfterTick)  (void);
00041 };
00042 
00043 // Variable for keeping the last process_run() return value
00044 extern int simProcessRunValue;
00045 extern int simEtimerPending;
00046 extern clock_time_t simNextExpirationTime;
00047 extern clock_time_t simCurrentTime;
00048 
00049 // Variable that when set to != 0, stops the mote from falling asleep next tick
00050 extern char simDontFallAsleep;
00051 
00052 // Definition for registering an interface
00053 #define SIM_INTERFACE(name, doActionsBeforeTick, doActionsAfterTick) \
00054 const struct simInterface name = { doActionsBeforeTick, doActionsAfterTick }
00055 
00056 // Definition for getting access to simulation interface
00057 #define SIM_INTERFACE_NAME(name) \
00058 extern const struct simInterface name
00059 
00060 // Definition for creating all interface (from main file)
00061 #define SIM_INTERFACES(...) \
00062 const struct simInterface *simInterfaces[] = {__VA_ARGS__, NULL};
00063 
00064 // Functions which polls all interfaces
00065 void doActionsBeforeTick();
00066 void doActionsAfterTick();
00067 
00068 #endif /* __SIMENVCHANGE_H__ */