reactos/drivers/lib/oskittcp/include/freebsd/src/sys/sys/rtprio.h

   1 /*
   2  * Copyright (c) 1994, Henrik Vestergaard Draboel
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 3. All advertising materials mentioning features or use of this software
  14  *    must display the following acknowledgement:
  15  *      This product includes software developed by (name).
  16  * 4. The name of the author may not be used to endorse or promote products
  17  *    derived from this software without specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  29  * SUCH DAMAGE.
  30  *
  31  */
  32
  33 #ifndef _SYS_RTPRIO_H_
  34 #define _SYS_RTPRIO_H_
  35
  36 /*
  37  * Process realtime-priority specifications to rtprio.
  38  */
  39
  40 /* priority types */
  41 #define RTP_PRIO_REALTIME       0
  42 #define RTP_PRIO_NORMAL         1
  43 #define RTP_PRIO_IDLE           2
  44
  45 /* priority range */
  46 #define RTP_PRIO_MIN            0       /* Highest priority */
  47 #define RTP_PRIO_MAX            31      /* Lowest priority */
  48
  49 /*
  50  * rtprio() syscall functions
  51  */
  52 #define RTP_LOOKUP              0
  53 #define RTP_SET                 1
  54
  55 #ifndef LOCORE
  56 struct rtprio {
  57         u_short type;
  58         u_short prio;
  59 };
  60 #endif
  61
  62 #ifndef KERNEL
  63 #include <sys/cdefs.h>
  64
  65 __BEGIN_DECLS
  66 int     rtprio __P((int, pid_t, struct rtprio *));
  67 __END_DECLS
  68 #endif  /* !KERNEL */
  69 #endif  /* !_SYS_RTPRIO_H_ */