2 * Copyright (c) 2013 Hudson River Trading LLC
3 * Copyright (c) 2014, 2016 The FreeBSD Foundation
4 * Written by: John H. Baldwin <jhb@FreeBSD.org>
7 * Portions of this software were developed by Konstantin Belousov
8 * under sponsorship from the FreeBSD Foundation.
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 #ifndef _SYS_PROCCTL_H_
35 #define _SYS_PROCCTL_H_
38 #include <sys/types.h>
42 #define PROC_SPROTECT 1 /* set protected state */
43 #define PROC_REAP_ACQUIRE 2 /* reaping enable */
44 #define PROC_REAP_RELEASE 3 /* reaping disable */
45 #define PROC_REAP_STATUS 4 /* reaping status */
46 #define PROC_REAP_GETPIDS 5 /* get descendants */
47 #define PROC_REAP_KILL 6 /* kill descendants */
48 #define PROC_TRACE_CTL 7 /* en/dis ptrace and coredumps */
49 #define PROC_TRACE_STATUS 8 /* query tracing status */
50 #define PROC_TRAPCAP_CTL 9 /* trap capability errors */
51 #define PROC_TRAPCAP_STATUS 10 /* query trap capability status */
52 #define PROC_PDEATHSIG_CTL 11 /* set parent death signal */
53 #define PROC_PDEATHSIG_STATUS 12 /* get parent death signal */
55 /* Operations for PROC_SPROTECT (passed in integer arg). */
56 #define PPROT_OP(x) ((x) & 0xf)
60 /* Flags for PROC_SPROTECT (ORed in with operation). */
61 #define PPROT_FLAGS(x) ((x) & ~0xf)
62 #define PPROT_DESCEND 0x10
63 #define PPROT_INHERIT 0x20
65 /* Result of PREAP_STATUS (returned by value). */
66 struct procctl_reaper_status {
75 /* struct procctl_reaper_status rs_flags */
76 #define REAPER_STATUS_OWNED 0x00000001
77 #define REAPER_STATUS_REALINIT 0x00000002
79 struct procctl_reaper_pidinfo {
86 #define REAPER_PIDINFO_VALID 0x00000001
87 #define REAPER_PIDINFO_CHILD 0x00000002
88 #define REAPER_PIDINFO_REAPER 0x00000004
90 struct procctl_reaper_pids {
93 struct procctl_reaper_pidinfo *rp_pids;
96 struct procctl_reaper_kill {
97 int rk_sig; /* in - signal to send */
98 u_int rk_flags; /* in - REAPER_KILL flags */
99 pid_t rk_subtree; /* in - subtree, if REAPER_KILL_SUBTREE */
100 u_int rk_killed; /* out - count of processes successfully
102 pid_t rk_fpid; /* out - first failed pid for which error
107 #define REAPER_KILL_CHILDREN 0x00000001
108 #define REAPER_KILL_SUBTREE 0x00000002
110 #define PROC_TRACE_CTL_ENABLE 1
111 #define PROC_TRACE_CTL_DISABLE 2
112 #define PROC_TRACE_CTL_DISABLE_EXEC 3
114 #define PROC_TRAPCAP_CTL_ENABLE 1
115 #define PROC_TRAPCAP_CTL_DISABLE 2
119 int procctl(idtype_t, id_t, int, void *);
124 #endif /* !_SYS_PROCCTL_H_ */