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version 1.4

    1: /*************************************************************************
    2: * (C) 2011 AITNET ltd - Sofia/Bulgaria - <misho@aitbg.com>
    3: *  by Michael Pounov <misho@openbsd-bg.org>
    4: *
    5: * $Author: misho $
    6: * $Id: defs.h,v 1.5 2012/03/13 10:01:59 misho Exp $
    7: *
    8: **************************************************************************
    9: The ELWIX and AITNET software is distributed under the following
   10: terms:
   11: 
   12: All of the documentation and software included in the ELWIX and AITNET
   13: Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
   14: 
   15: Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
   16: 	by Michael Pounov <misho@elwix.org>.  All rights reserved.
   17: 
   18: Redistribution and use in source and binary forms, with or without
   19: modification, are permitted provided that the following conditions
   20: are met:
   21: 1. Redistributions of source code must retain the above copyright
   22:    notice, this list of conditions and the following disclaimer.
   23: 2. Redistributions in binary form must reproduce the above copyright
   24:    notice, this list of conditions and the following disclaimer in the
   25:    documentation and/or other materials provided with the distribution.
   26: 3. All advertising materials mentioning features or use of this software
   27:    must display the following acknowledgement:
   28: This product includes software developed by Michael Pounov <misho@elwix.org>
   29: ELWIX - Embedded LightWeight unIX and its contributors.
   30: 4. Neither the name of AITNET nor the names of its contributors
   31:    may be used to endorse or promote products derived from this software
   32:    without specific prior written permission.
   33: 
   34: THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND
   35: ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   36: IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   37: ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
   38: FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   39: DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   40: OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   41: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   42: LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   43: OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   44: SUCH DAMAGE.
   45: */
   46: #ifndef __DEFS_H
   47: #define __DEFS_H
   48: 
   49: 
   50: #define STRSIZ			256
   51: #define KQ_EVENTS		24
   52: #define MAX_EVENTLO_MISS	48
   53: 
   54: #define LOGERR	{ \
   55: 			sched_Errno = errno; \
   56: 			strlcpy(sched_Error, strerror(errno), STRSIZ); \
   57: 		}
   58: 
   59: #define sched_timespecclear(tsp)	((tsp)->tv_sec = (tsp)->tv_nsec = 0)
   60: #define sched_timespecinf(tsp)		((tsp)->tv_sec = (tsp)->tv_nsec = -1)
   61: #define sched_timespecisinf(tsp)	((tsp)->tv_sec == -1 && (tsp)->tv_nsec == -1)
   62: #define sched_timespecisset(tsp)	(((tsp)->tv_sec && (tsp)->tv_sec != -1) || \
   63: 						((tsp)->tv_nsec && (tsp)->tv_nsec != -1))
   64: #define sched_timespeccmp(tsp, usp, cmp)				\
   65: 	(((tsp)->tv_sec == (usp)->tv_sec) ?				\
   66: 		((tsp)->tv_nsec cmp (usp)->tv_nsec) :			\
   67: 		((tsp)->tv_sec cmp (usp)->tv_sec))
   68: #define sched_timespecadd(tsp, usp, vsp)				\
   69: 	do {								\
   70: 		(vsp)->tv_sec = (tsp)->tv_sec + (usp)->tv_sec;		\
   71: 		(vsp)->tv_nsec = (tsp)->tv_nsec + (usp)->tv_nsec;	\
   72: 		if ((vsp)->tv_nsec >= 1000000000L) {			\
   73: 			(vsp)->tv_sec++;				\
   74: 			(vsp)->tv_nsec -= 1000000000L;			\
   75: 		}							\
   76: 	} while (0)
   77: #define sched_timespecsub(tsp, usp, vsp)				\
   78: 	do {								\
   79: 		(vsp)->tv_sec = (tsp)->tv_sec - (usp)->tv_sec;		\
   80: 		(vsp)->tv_nsec = (tsp)->tv_nsec - (usp)->tv_nsec;	\
   81: 		if ((vsp)->tv_nsec < 0) {				\
   82: 			(vsp)->tv_sec--;				\
   83: 			(vsp)->tv_nsec += 1000000000L;			\
   84: 		}							\
   85: 	} while (0)
   86: 
   87: extern int sched_Errno;
   88: extern char sched_Error[];
   89: 
   90: inline void sched_SetErr(int, char *, ...);
   91: 
   92: inline sched_task_t *_sched_useTask(sched_root_task_t * __restrict root);
   93: inline sched_task_t *_sched_unuseTask(sched_task_t * __restrict task);
   94: 
   95: 
   96: #endif