linux_ipc.h revision 346838 
1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2000 Marcel Moolenaar
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 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 *
28 * $FreeBSD: stable/11/sys/compat/linux/linux_ipc.h 346838 2019-04-28 14:16:00Z dchagin $
29 */
30
31#ifndef _LINUX_IPC_H_
32#define _LINUX_IPC_H_
33
34/*
35 * SystemV IPC defines
36 */
37#define	LINUX_SEMOP		1
38#define	LINUX_SEMGET		2
39#define	LINUX_SEMCTL		3
40#define	LINUX_MSGSND		11
41#define	LINUX_MSGRCV		12
42#define	LINUX_MSGGET		13
43#define	LINUX_MSGCTL		14
44#define	LINUX_SHMAT		21
45#define	LINUX_SHMDT		22
46#define	LINUX_SHMGET		23
47#define	LINUX_SHMCTL		24
48
49#define	LINUX_IPC_RMID		0
50#define	LINUX_IPC_SET		1
51#define	LINUX_IPC_STAT		2
52#define	LINUX_IPC_INFO		3
53
54#define	LINUX_MSG_INFO	12
55
56#define	LINUX_SHM_LOCK		11
57#define	LINUX_SHM_UNLOCK	12
58#define	LINUX_SHM_STAT		13
59#define	LINUX_SHM_INFO		14
60
61#define	LINUX_SHM_RDONLY	0x1000
62#define	LINUX_SHM_RND		0x2000
63#define	LINUX_SHM_REMAP		0x4000
64
65/* semctl commands */
66#define	LINUX_GETPID		11
67#define	LINUX_GETVAL		12
68#define	LINUX_GETALL		13
69#define	LINUX_GETNCNT		14
70#define	LINUX_GETZCNT		15
71#define	LINUX_SETVAL		16
72#define	LINUX_SETALL		17
73#define	LINUX_SEM_STAT		18
74#define	LINUX_SEM_INFO		19
75
76/*
77 * Version flags for semctl, msgctl, and shmctl commands
78 * These are passed as bitflags or-ed with the actual command
79 */
80#define	LINUX_IPC_OLD	0	/* Old version (no 32-bit UID support on many
81				   architectures) */
82#define	LINUX_IPC_64	0x0100	/* New version (support 32-bit UIDs, bigger
83				   message sizes, etc. */
84
85#if defined(__i386__) || (defined(__amd64__) && defined(COMPAT_LINUX32))
86
87struct linux_msgctl_args
88{
89	l_int		msqid;
90	l_int		cmd;
91	struct l_msqid_ds *buf;
92};
93
94struct linux_msgget_args
95{
96	l_key_t		key;
97	l_int		msgflg;
98};
99
100struct linux_msgrcv_args
101{
102	l_int		msqid;
103	struct l_msgbuf *msgp;
104	l_size_t	msgsz;
105	l_long		msgtyp;
106	l_int		msgflg;
107};
108
109struct linux_msgsnd_args
110{
111	l_int		msqid;
112	struct l_msgbuf *msgp;
113	l_size_t	msgsz;
114	l_int		msgflg;
115};
116
117struct linux_semctl_args
118{
119	l_int		semid;
120	l_int		semnum;
121	l_int		cmd;
122	union l_semun	arg;
123};
124
125struct linux_semget_args
126{
127	l_key_t		key;
128	l_int		nsems;
129	l_int		semflg;
130};
131
132struct linux_semop_args
133{
134	l_int		semid;
135	struct l_sembuf *tsops;
136	l_uint		nsops;
137};
138
139struct linux_shmat_args
140{
141	l_int		shmid;
142	char		*shmaddr;
143	l_int		shmflg;
144};
145
146struct linux_shmctl_args
147{
148	l_int		shmid;
149	l_int		cmd;
150	struct l_shmid_ds *buf;
151};
152
153struct linux_shmdt_args
154{
155	char *shmaddr;
156};
157
158struct linux_shmget_args
159{
160	l_key_t		key;
161	l_size_t	size;
162	l_int		shmflg;
163};
164
165int linux_msgctl(struct thread *, struct linux_msgctl_args *);
166int linux_msgget(struct thread *, struct linux_msgget_args *);
167int linux_msgrcv(struct thread *, struct linux_msgrcv_args *);
168int linux_msgsnd(struct thread *, struct linux_msgsnd_args *);
169
170int linux_semctl(struct thread *, struct linux_semctl_args *);
171int linux_semget(struct thread *, struct linux_semget_args *);
172int linux_semop(struct thread *, struct linux_semop_args *);
173
174int linux_shmat(struct thread *, struct linux_shmat_args *);
175int linux_shmctl(struct thread *, struct linux_shmctl_args *);
176int linux_shmdt(struct thread *, struct linux_shmdt_args *);
177int linux_shmget(struct thread *, struct linux_shmget_args *);
178
179#endif	/* __i386__ || (__amd64__ && COMPAT_LINUX32) */
180
181#endif /* _LINUX_IPC_H_ */
182