WKFUtils.h Source File

00001 /***************************************************************************
00002  *cr
00003  *cr            (C) Copyright 1995-2009 John E. Stone
00004  *cr
00005  ***************************************************************************/
00006 /***************************************************************************
00007  * RCS INFORMATION:
00008  *
00009  *      $RCSfile: WKFUtils.h,v $
00010  *      $Author: johns $        $Locker:  $             $State: Exp $
00011  *      $Revision: 1.2 $       $Date: 2020/02/26 06:23:21 $
00012  *
00013  ***************************************************************************/
00027 /*
00028  * Copyright (c) 1994-2009 John E. Stone
00029  * All rights reserved.
00030  *
00031  * Redistribution and use in source and binary forms, with or without
00032  * modification, are permitted provided that the following conditions
00033  * are met:
00034  * 1. Redistributions of source code must retain the above copyright
00035  *    notice, this list of conditions and the following disclaimer.
00036  * 2. Redistributions in binary form must reproduce the above copyright
00037  *    notice, this list of conditions and the following disclaimer in the
00038  *    documentation and/or other materials provided with the distribution.
00039  * 3. The name of the author may not be used to endorse or promote products
00040  *    derived from this software without specific prior written permission.
00041  *
00042  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
00043  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
00044  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00045  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
00046  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00047  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
00048  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
00049  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
00050  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
00051  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
00052  * SUCH DAMAGE.
00053  */
00054 
00055 #ifndef WKF_UTILS_INC
00056 #define WKF_UTILS_INC 1
00057 
00058 #ifdef __cplusplus
00059 extern "C" {
00060 #endif
00061 
00062 typedef void * wkf_timerhandle;            
00063 wkf_timerhandle wkf_timer_create(void);    
00064 void wkf_timer_destroy(wkf_timerhandle);   
00065 void wkf_timer_start(wkf_timerhandle);     
00066 void wkf_timer_stop(wkf_timerhandle);      
00067 double wkf_timer_time(wkf_timerhandle);    
00068 double wkf_timer_timenow(wkf_timerhandle); 
00069 double wkf_timer_start_time(wkf_timerhandle); 
00070 double wkf_timer_stop_time(wkf_timerhandle); 
00071 
00072 typedef struct {
00073   wkf_timerhandle timer;
00074   double updatetime;
00075 } wkfmsgtimer;
00076 
00078 extern wkfmsgtimer * wkf_msg_timer_create(double updatetime);
00079 
00081 extern int wkf_msg_timer_timeout(wkfmsgtimer *time);
00082 
00084 void wkf_msg_timer_destroy(wkfmsgtimer * mt);
00085 
00086 #ifdef __cplusplus
00087 }
00088 #endif
00089 
00090 #endif