2 * Copyright (c) 2003, Jeffrey Roberson <jeff@freebsd.org>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice unmodified, this list of conditions, and the following
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 #include <posix4/sched.h>
35 struct thr_sched_param {
37 struct sched_param param;
40 /* Create the thread in the suspended state. */
41 #define THR_SUSPENDED 0x0001
42 /* Create the system scope thread. */
43 #define THR_SYSTEM_SCOPE 0x0002
46 void (*start_func)(void *); /* thread entry function. */
47 void *arg; /* argument for entry function. */
48 char *stack_base; /* stack base address. */
49 size_t stack_size; /* stack size. */
50 char *tls_base; /* tls base address. */
51 size_t tls_size; /* tls size. */
52 long *child_tid; /* address to store new TID. */
53 long *parent_tid; /* parent accesses the new TID here. */
54 int flags; /* thread flags. */
55 struct thr_sched_param *sched_param; /* POSIX scheduler parameters .*/
56 long sched_param_size; /* scheduler parameter size */
57 void *spare[2]; /* TODO: cpu affinity mask etc. */
65 int thr_create(ucontext_t *ctx, long *id, int flags);
66 int thr_new(struct thr_param *param, int param_size);
67 int thr_self(long *id);
68 void thr_exit(long *state);
69 int thr_kill(long id, int sig);
70 int thr_suspend(const struct timespec *timeout);
71 int thr_wake(long id);
72 int thr_set_name(long id, const char *name);
73 int thr_setscheduler(long id, int policy, const struct sched_param *param,
75 int thr_getscheduler(long id, int *policy, struct sched_param *param,
77 int thr_setschedparam(long id, const struct sched_param *param,
81 #endif /* ! _SYS_THR_H_ */