1/*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (c) 2008 Ed Schouten <ed@FreeBSD.org>
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29#ifndef _SPAWN_H_
30#define _SPAWN_H_
31
32#include <sys/cdefs.h>
33#include <sys/_types.h>
34#include <sys/_sigset.h>
35
36#ifndef _MODE_T_DECLARED
37typedef __mode_t mode_t;
38#define _MODE_T_DECLARED
39#endif
40
41#ifndef _PID_T_DECLARED
42typedef __pid_t pid_t;
43#define _PID_T_DECLARED
44#endif
45
46#ifndef _SIGSET_T_DECLARED
47#define _SIGSET_T_DECLARED
48typedef __sigset_t sigset_t;
49#endif
50
51struct sched_param;
52
53typedef struct __posix_spawnattr *posix_spawnattr_t;
54typedef struct __posix_spawn_file_actions *posix_spawn_file_actions_t;
55
56#define POSIX_SPAWN_RESETIDS 0x01
57#define POSIX_SPAWN_SETPGROUP 0x02
58#define POSIX_SPAWN_SETSCHEDPARAM 0x04
59#define POSIX_SPAWN_SETSCHEDULER 0x08
60#define POSIX_SPAWN_SETSIGDEF 0x10
61#define POSIX_SPAWN_SETSIGMASK 0x20
62#define POSIX_SPAWN_DISABLE_ASLR_NP 0x40
63
64__BEGIN_DECLS
65/*
66 * Spawn routines
67 *
68 * XXX both arrays should be __restrict, but this does not work when GCC
69 * is invoked with -std=c99.
70 */
71int posix_spawn(pid_t * __restrict, const char * __restrict,
72 const posix_spawn_file_actions_t *, const posix_spawnattr_t * __restrict,
73 char * const [], char * const []);
74int posix_spawnp(pid_t * __restrict, const char * __restrict,
75 const posix_spawn_file_actions_t *, const posix_spawnattr_t * __restrict,
76 char * const [], char * const []);
77
78/*
79 * File descriptor actions
80 */
81int posix_spawn_file_actions_init(posix_spawn_file_actions_t *);
82int posix_spawn_file_actions_destroy(posix_spawn_file_actions_t *);
83
84int posix_spawn_file_actions_addopen(posix_spawn_file_actions_t * __restrict,
85 int, const char * __restrict, int, mode_t);
86int posix_spawn_file_actions_adddup2(posix_spawn_file_actions_t *, int, int);
87int posix_spawn_file_actions_addclose(posix_spawn_file_actions_t *, int);
88
89#if __BSD_VISIBLE
90int posix_spawn_file_actions_addchdir_np(posix_spawn_file_actions_t *
91 __restrict, const char * __restrict);
92int posix_spawn_file_actions_addfchdir_np(posix_spawn_file_actions_t *,
93 int);
94int posix_spawn_file_actions_addclosefrom_np(posix_spawn_file_actions_t *,
95 int);
96#endif
97
98/*
99 * Spawn attributes
100 */
101int posix_spawnattr_init(posix_spawnattr_t *);
102int posix_spawnattr_destroy(posix_spawnattr_t *);
103
104int posix_spawnattr_getflags(const posix_spawnattr_t * __restrict,
105 short * __restrict);
106int posix_spawnattr_getpgroup(const posix_spawnattr_t * __restrict,
107 pid_t * __restrict);
108int posix_spawnattr_getschedparam(const posix_spawnattr_t * __restrict,
109 struct sched_param * __restrict);
110int posix_spawnattr_getschedpolicy(const posix_spawnattr_t * __restrict,
111 int * __restrict);
112int posix_spawnattr_getsigdefault(const posix_spawnattr_t * __restrict,
113 sigset_t * __restrict);
114int posix_spawnattr_getsigmask(const posix_spawnattr_t * __restrict,
115 sigset_t * __restrict sigmask);
116
117int posix_spawnattr_setflags(posix_spawnattr_t *, short);
118int posix_spawnattr_setpgroup(posix_spawnattr_t *, pid_t);
119int posix_spawnattr_setschedparam(posix_spawnattr_t * __restrict,
120 const struct sched_param * __restrict);
121int posix_spawnattr_setschedpolicy(posix_spawnattr_t *, int);
122int posix_spawnattr_setsigdefault(posix_spawnattr_t * __restrict,
123 const sigset_t * __restrict);
124int posix_spawnattr_setsigmask(posix_spawnattr_t * __restrict,
125 const sigset_t * __restrict);
126__END_DECLS
127
128#endif /* !_SPAWN_H_ */