70 lines
2.4 KiB
C
70 lines
2.4 KiB
C
/* $NetBSD: rumpfiber.h,v 1.4 2015/02/15 00:54:32 justin Exp $ */
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/*
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* Copyright (c) 2014 Justin Cormack. 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 ``AS IS'' AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* 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 OR
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* 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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#include <sys/queue.h>
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#include <stdint.h>
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#include <string.h>
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#include <time.h>
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#include <ucontext.h>
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#include <unistd.h>
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struct thread {
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char *name;
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void *lwp;
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void *cookie;
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int64_t wakeup_time;
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TAILQ_ENTRY(thread) thread_list;
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ucontext_t ctx;
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int flags;
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int threrrno;
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};
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#define RUNNABLE_FLAG 0x00000001
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#define THREAD_MUSTJOIN 0x00000002
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#define THREAD_JOINED 0x00000004
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#define THREAD_EXTSTACK 0x00000008
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#define THREAD_TIMEDOUT 0x00000010
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#define STACKSIZE 65536
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/* used by experimental _lwp code */
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void schedule(void);
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void wake(struct thread *thread);
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void block(struct thread *thread);
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struct thread *init_mainthread(void *);
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void exit_thread(void) __attribute__((noreturn));
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void set_sched_hook(void (*f)(void *, void *));
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int abssleep_real(uint64_t millisecs);
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struct thread* create_thread(const char *name, void *cookie,
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void (*f)(void *), void *data,
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void *stack, size_t stack_size);
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int is_runnable(struct thread *);
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void set_runnable(struct thread *);
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void clear_runnable(struct thread *);
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