80 lines
3.0 KiB
C
80 lines
3.0 KiB
C
/*-
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* Copyright (c) 1999 Peter Wemm <peter@FreeBSD.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _SYS_KTHREAD_H_
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#define _SYS_KTHREAD_H_
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#include <sys/cdefs.h>
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/*
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* A kernel process descriptor; used to start "internal" daemons.
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*
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* Note: global_procpp may be NULL for no global save area.
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*/
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struct kproc_desc {
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char *arg0; /* arg 0 (for 'ps' listing) */
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void (*func)(void); /* "main" for kernel process */
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struct proc **global_procpp; /* ptr to proc ptr save area */
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};
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/* A kernel thread descriptor; used to start "internal" daemons. */
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struct kthread_desc {
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char *arg0; /* arg 0 (for 'ps' listing) */
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void (*func)(void); /* "main" for kernel thread */
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struct thread **global_threadpp; /* ptr to thread ptr save area */
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};
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int kproc_create(void (*)(void *), void *, struct proc **,
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int flags, int pages, const char *, ...) __printflike(6, 7);
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void kproc_exit(int) __dead2;
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int kproc_resume(struct proc *);
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void kproc_shutdown(void *, int);
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void kproc_start(const void *);
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int kproc_suspend(struct proc *, int);
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void kproc_suspend_check(struct proc *);
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/* create a thread inthe given process. create the process if needed */
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int kproc_kthread_add(void (*)(void *), void *,
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struct proc **,
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struct thread **,
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int flags, int pages,
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const char *procname, const char *, ...) __printflike(8, 9);
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int kthread_add(void (*)(void *), void *,
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struct proc *, struct thread **,
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int flags, int pages, const char *, ...) __printflike(7, 8);
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void kthread_exit(void) __dead2;
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int kthread_resume(struct thread *);
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void kthread_shutdown(void *, int);
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void kthread_start(const void *);
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int kthread_suspend(struct thread *, int);
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void kthread_suspend_check(void);
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#endif /* !_SYS_KTHREAD_H_ */
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