2 * SPDX-License-Identifier: BSD-3-Clause
4 * Copyright (c) 1994 SigmaSoft, Th. Lockert <tholo@sigmasoft.com>
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
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.
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.
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>
35 /* Part of struct nlist symbols[] */
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"))
54 /* SysCtlGatherStruct structure. */
61 void kget(int idx, void *addr, size_t size);
62 void sysctlgatherstruct(void *addr, size_t size, struct scgs_vector *vec);
64 extern int use_sysctl;
65 extern struct nlist symbols[];
68 extern struct semid_kernel *sema;
69 extern struct msqid_kernel *msqids;
70 extern struct shmid_kernel *shmsegs;
71 extern struct seminfo seminfo;
72 extern struct msginfo msginfo;
73 extern struct shminfo shminfo;