text: #ifndef _P1003_1B_P1003_1B_H_
  #define _P1003_1B_P1003_1B_H_
  /*-
   * Copyright (c) 1996, 1997, 1998
   *	HD Associates, Inc.  All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   * 3. All advertising materials mentioning features or use of this software
   *    must display the following acknowledgement:
   *	This product includes software developed by HD Associates, Inc
   * 4. Neither the name of the author nor the names of any co-contributors
   *    may be used to endorse or promote products derived from this software
   *    without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY HD ASSOCIATES AND CONTRIBUTORS ``AS IS'' AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED.  IN NO EVENT SHALL HD ASSOCIATES OR CONTRIBUTORS BE LIABLE
   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   *
   * $FreeBSD: release/9.1.0/sys/sys/posix4.h 225617 2011-09-16 13:58:51Z kmacy $
   */
  
  #include <sys/param.h>
  #include <sys/ioccom.h>
  #include <sys/malloc.h>
  #include <sys/sched.h>
  
  /* Generate syscall stubs for when something is optionally
   * loadable as a module.  References "syscall_not_present". 
   * XXX Good candidate for sys/syscall.h
   */
  struct proc;
  struct nosys_args;
  extern int syscall_not_present(struct thread *, const char *, struct nosys_args *);
  
  #define SYSCALL_NOT_PRESENT_GEN(SC) \
  int sys_ ## SC (struct thread *td, struct SC##_args *uap) \
  { \
  	return syscall_not_present(td, #SC , (struct nosys_args *)uap); \
  }
  
  
  MALLOC_DECLARE(M_P31B);
  
  #define p31b_malloc(SIZE) malloc((SIZE), M_P31B, M_WAITOK)
  #define p31b_free(P) free((P), M_P31B)
  
  int p31b_proc(struct proc *, pid_t, struct proc **);
  
  void p31b_setcfg(int, int);
  int p31b_getcfg(int);
  int p31b_iscfg(int);
  void p31b_unsetcfg(int);
  
  #ifdef _KPOSIX_PRIORITY_SCHEDULING
  
  /* 
   * KSCHED_OP_RW is a vector of read/write flags for each entry indexed
   * by the enum ksched_op.
   *
   * 1 means you need write access, 0 means read is sufficient.
   */
  
  enum ksched_op {
  
  #define KSCHED_OP_RW { 1, 0, 1, 0, 0, 0, 0, 0 }
  
  	SCHED_SETPARAM,
  	SCHED_GETPARAM,
  	SCHED_SETSCHEDULER,
  	SCHED_GETSCHEDULER,
  	SCHED_YIELD,
  	SCHED_GET_PRIORITY_MAX,
  	SCHED_GET_PRIORITY_MIN,
  	SCHED_RR_GET_INTERVAL,
  	SCHED_OP_MAX
  };
  
  struct ksched;
  
  int ksched_attach(struct ksched **);
  int ksched_detach(struct ksched *);
  
  int ksched_setparam(struct ksched *,
  	struct thread *, const struct sched_param *);
  int ksched_getparam(struct ksched *,
  	struct thread *, struct sched_param *);
  
  int ksched_setscheduler(struct ksched *,
  	struct thread *, int, const struct sched_param *);
  int ksched_getscheduler(struct ksched *, struct thread *, int *);
  
  int ksched_yield(struct ksched *);
  
  int ksched_get_priority_max(struct ksched *, int, int *);
  int ksched_get_priority_min(struct ksched *, int, int *);
  
  int ksched_rr_get_interval(struct ksched *,
  	struct thread *, struct timespec *);
  
  #endif /* _KPOSIX_PRIORITY_SCHEDULING */
  
  #endif /* _P1003_1B_P1003_1B_H_ */
  