1/*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 1994 SigmaSoft, Th. Lockert <tholo@sigmasoft.com>
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 * 3. The name of the author may not be used to endorse or promote products
16 *    derived from this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
19 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
20 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
21 * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
22 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
23 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
24 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
25 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
26 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
27 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 *
29 * The split of ipcs.c into ipcs.c and ipc.c to accommodate the
30 * changes in ipcrm.c was done by Edwin Groothuis <edwin@FreeBSD.org>
31 *
32 * $FreeBSD: stable/11/usr.bin/ipcs/ipc.h 347995 2019-05-20 16:31:45Z kib $
33 */
34
35/* Part of struct nlist symbols[] */
36#define X_SEMA		0
37#define X_SEMINFO	1
38#define X_MSGINFO	2
39#define X_MSQIDS	3
40#define X_SHMINFO	4
41#define X_SHMSEGS	5
42
43#define	SHMINFO		1
44#define	SHMTOTAL	2
45#define	MSGINFO		4
46#define	MSGTOTAL	8
47#define	SEMINFO		16
48#define	SEMTOTAL	32
49
50#define IPC_TO_STR(x) (x == 'Q' ? "msq" : (x == 'M' ? "shm" : "sem"))
51#define IPC_TO_STRING(x) (x == 'Q' ? "message queue" : \
52	    (x == 'M' ? "shared memory segment" : "semaphore"))
53
54/* SysCtlGatherStruct structure. */
55struct scgs_vector {
56	const char *sysctl;
57	size_t offset;
58	size_t size;
59};
60
61void	kget(int idx, void *addr, size_t size);
62void	sysctlgatherstruct(void *addr, size_t size, struct scgs_vector *vec);
63
64extern int use_sysctl;
65extern struct nlist symbols[];
66extern kvm_t *kd;
67
68extern struct semid_kernel	*sema;
69extern struct msqid_kernel	*msqids;
70extern struct shmid_kernel	*shmsegs;
71extern struct seminfo		 seminfo;
72extern struct msginfo		 msginfo;
73extern struct shminfo		 shminfo;
74