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)
41 #include <sys/types.h>
44 #ifndef _IDTYPE_T_DECLARED
45 #define _IDTYPE_T_DECLARED
46 /* SEE ALSO SYS/WAIT.H */
50 * These names were mostly lifted from Solaris source code and
51 * still use Solaris style naming to avoid breaking any
52 * OpenSolaris code which has been ported to FreeBSD. There
53 * is no clear FreeBSD counterpart for all of the names, but
54 * some have a clear correspondence to FreeBSD entities.
56 * The numerical values are kept synchronized with the Solaris
59 P_PID, /* A process identifier. */
60 P_PPID, /* A parent process identifier. */
61 P_PGID, /* A process group identifier. */
62 P_SID, /* A session identifier. */
63 P_CID, /* A scheduling class identifier. */
64 P_UID, /* A user identifier. */
65 P_GID, /* A group identifier. */
66 P_ALL, /* All processes. */
67 P_LWPID, /* An LWP identifier. */
68 P_TASKID, /* A task identifier. */
69 P_PROJID, /* A project identifier. */
70 P_POOLID, /* A pool identifier. */
71 P_JAILID, /* A zone identifier. */
72 P_CTID, /* A (process) contract identifier. */
73 P_CPUID, /* CPU identifier. */
74 P_PSETID /* Processor set identifier. */
75 } idtype_t; /* The type of id_t we are using. */
79 struct reaper_status {
88 struct reaper_status status;
91 #define _PROCCTL_PRESENT
93 #define PROC_REAP_ACQUIRE 0x0001
94 #define PROC_REAP_RELEASE 0x0002
95 #define PROC_REAP_STATUS 0x0003
97 #define REAPER_STAT_OWNED 0x00000001
98 #define REAPER_STAT_REALINIT 0x00000002
100 #if defined(_KERNEL) || defined(_KERNEL_STRUCTURES)
105 struct lock lock; /* thread or topo access */
106 struct sysreaper *parent; /* upward topology only */
107 struct proc *p; /* who the reaper is */
108 uint32_t flags; /* control flags */
109 u_int refs; /* shared structure refs */
114 #if !defined(_KERNEL)
116 int procctl(idtype_t idtype, id_t id, int cmd, void *arg);