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/*-
* Copyright (c) 2003, Jeffrey Roberson <jeff@freebsd.org>
* 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 unmodified, 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR 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/thr.h 206903 2010-04-20 17:57:43Z imp $
*
*/
#ifndef _SYS_THR_H_
#define _SYS_THR_H_
#include <sys/cdefs.h>
#include <sys/_types.h>
#include <sys/sched.h>
#ifndef _SIZE_T_DECLARED
typedef __size_t size_t;
#define _SIZE_T_DECLARED
#endif
/* Create the thread in the suspended state. */
#define THR_SUSPENDED 0x0001
/* Create the system scope thread. */
#define THR_SYSTEM_SCOPE 0x0002
struct thr_param {
void (*start_func)(void *); /* thread entry function. */
void *arg; /* argument for entry function. */
char *stack_base; /* stack base address. */
size_t stack_size; /* stack size. */
char *tls_base; /* tls base address. */
size_t tls_size; /* tls size. */
long *child_tid; /* address to store new TID. */
long *parent_tid; /* parent accesses the new TID here. */
int flags; /* thread flags. */
struct rtprio *rtp; /* Real-time scheduling priority */
void *spare[3]; /* TODO: cpu affinity mask etc. */
};
/*
* See pthread_*
*/
#ifndef _KERNEL
#include <sys/ucontext.h>
#ifndef _PID_T_DECLARED
typedef __pid_t pid_t;
#define _PID_T_DECLARED
#endif
__BEGIN_DECLS
int thr_create(ucontext_t *ctx, long *id, int flags);
int thr_new(struct thr_param *param, int param_size);
int thr_self(long *id);
void thr_exit(long *state);
int thr_kill(long id, int sig);
int thr_kill2(pid_t pid, long id, int sig);
int thr_suspend(const struct timespec *timeout);
int thr_wake(long id);
int thr_set_name(long id, const char *name);
__END_DECLS
#endif /* !_KERNEL */
#endif /* ! _SYS_THR_H_ */