2 * Copyright (c) 2014 The DragonFly Project. All rights reserved.
4 * This code is derived from software contributed to The DragonFly Project
5 * by Matthew Dillon <dillon@backplane.com>
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in
15 * the documentation and/or other materials provided with the
17 * 3. Neither the name of The DragonFly Project nor the names of its
18 * contributors may be used to endorse or promote products derived
19 * from this software without specific, prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
24 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
25 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
26 * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
27 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
28 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
29 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
31 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 #ifndef _SYS_PROCCTL_H_
36 #define _SYS_PROCCTL_H_
38 #if defined(_KERNEL) || defined(_KERNEL_STRUCTURES)
44 * These names were mostly lifted from Solaris source code and
45 * still use Solaris style naming to avoid breaking any
46 * OpenSolaris code which has been ported to FreeBSD. There
47 * is no clear FreeBSD counterpart for all of the names, but
48 * some have a clear correspondence to FreeBSD entities.
50 * The numerical values are kept synchronized with the Solaris
53 P_PID, /* A process identifier. */
54 P_PPID, /* A parent process identifier. */
55 P_PGID, /* A process group identifier. */
56 P_SID, /* A session identifier. */
57 P_CID, /* A scheduling class identifier. */
58 P_UID, /* A user identifier. */
59 P_GID, /* A group identifier. */
60 P_ALL, /* All processes. */
61 P_LWPID, /* An LWP identifier. */
62 P_TASKID, /* A task identifier. */
63 P_PROJID, /* A project identifier. */
64 P_POOLID, /* A pool identifier. */
65 P_JAILID, /* A zone identifier. */
66 P_CTID, /* A (process) contract identifier. */
67 P_CPUID, /* CPU identifier. */
68 P_PSETID /* Processor set identifier. */
69 } idtype_t; /* The type of id_t we are using. */
71 struct reaper_status {
80 struct reaper_status status;
83 #define _PROCCTL_PRESENT
85 #define PROC_REAP_ACQUIRE 0x0001
86 #define PROC_REAP_RELEASE 0x0002
87 #define PROC_REAP_STATUS 0x0003
89 #define REAPER_STAT_OWNED 0x00000001
90 #define REAPER_STAT_REALINIT 0x00000002
92 #if defined(_KERNEL) || defined(_KERNEL_STRUCTURES)
97 struct lock lock; /* thread or topo access */
98 struct sysreaper *parent; /* upward topology only */
99 struct proc *p; /* who the reaper is */
100 uint32_t flags; /* control flags */
101 u_int refs; /* shared structure refs */
106 #if !defined(_KERNEL)
108 int procctl(idtype_t idtype, id_t id, int cmd, void *arg);