freebsd-skq/sys/posix4/posix4.h
dufault 58b3c892fb The system call stubs for the sched_* system calls can't be
optional.

The kernel will now link but the new system calls can't be LKM'd in
without the P1003_1B option - I will remove this option later.
1998-03-28 22:44:28 +00:00

115 lines
3.7 KiB
C

#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.
*
*/
#include "opt_posix.h"
#include <sys/param.h>
#include <sys/ioccom.h>
#include <sys/malloc.h>
#include <posix4/sched.h>
/* Generate syscall stubs for when something is optionally
* LKM'd. References "syscall_not_present".
* XXX Good candidate for sys/syscall.h
*/
struct proc;
struct nosys_args;
extern int syscall_not_present(struct proc *, const char *, struct nosys_args *);
#define SYSCALL_NOT_PRESENT_GEN(SC) \
int SC (struct proc *p, struct SC##_args *uap) \
{ \
return syscall_not_present(p, #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 __P((struct proc *, pid_t, struct proc **));
void p31b_setcfg __P((int, 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(int *, struct ksched *,
struct proc *, const struct sched_param *);
int ksched_getparam(int *, struct ksched *,
struct proc *, struct sched_param *);
int ksched_setscheduler(int *, struct ksched *,
struct proc *, int, const struct sched_param *);
int ksched_getscheduler(int *, struct ksched *, struct proc *);
int ksched_yield(int *, struct ksched *);
int ksched_get_priority_max(int *, struct ksched *, int);
int ksched_get_priority_min(int *, struct ksched *, int);
int ksched_rr_get_interval(int *, struct ksched *, struct proc *, struct timespec *);
#endif /* _KPOSIX_PRIORITY_SCHEDULING */
#endif /* _P1003_1B_P1003_1B_H_ */