2 * Copyright (c) 2013 Advanced Computing Technologies LLC
3 * Written by: John H. Baldwin <jhb@FreeBSD.org>
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
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 AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 #ifndef _SYS_PROCCTL_H_
31 #define _SYS_PROCCTL_H_
34 #include <sys/types.h>
38 #define PROC_SPROTECT 1 /* set protected state */
39 #define PROC_REAP_ACQUIRE 2 /* reaping enable */
40 #define PROC_REAP_RELEASE 3 /* reaping disable */
41 #define PROC_REAP_STATUS 4 /* reaping status */
42 #define PROC_REAP_GETPIDS 5 /* get descendants */
43 #define PROC_REAP_KILL 6 /* kill descendants */
45 /* Operations for PROC_SPROTECT (passed in integer arg). */
46 #define PPROT_OP(x) ((x) & 0xf)
50 /* Flags for PROC_SPROTECT (ORed in with operation). */
51 #define PPROT_FLAGS(x) ((x) & ~0xf)
52 #define PPROT_DESCEND 0x10
53 #define PPROT_INHERIT 0x20
55 /* Result of PREAP_STATUS (returned by value). */
56 struct procctl_reaper_status {
65 /* struct procctl_reaper_status rs_flags */
66 #define REAPER_STATUS_OWNED 0x00000001
67 #define REAPER_STATUS_REALINIT 0x00000002
69 struct procctl_reaper_pidinfo {
76 #define REAPER_PIDINFO_VALID 0x00000001
77 #define REAPER_PIDINFO_CHILD 0x00000002
79 struct procctl_reaper_pids {
82 struct procctl_reaper_pidinfo *rp_pids;
85 struct procctl_reaper_kill {
86 int rk_sig; /* in - signal to send */
87 u_int rk_flags; /* in - REAPER_KILL flags */
88 pid_t rk_subtree; /* in - subtree, if REAPER_KILL_SUBTREE */
89 u_int rk_killed; /* out - count of processes sucessfully
91 pid_t rk_fpid; /* out - first failed pid for which error
96 #define REAPER_KILL_CHILDREN 0x00000001
97 #define REAPER_KILL_SUBTREE 0x00000002
101 int procctl(idtype_t, id_t, int, void *);
106 #endif /* !_SYS_PROCCTL_H_ */