1 | /* |
2 | * Copyright (c) 2004-2006 Apple Computer, Inc. All rights reserved. |
3 | * |
4 | * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ |
5 | * |
6 | * This file contains Original Code and/or Modifications of Original Code |
7 | * as defined in and that are subject to the Apple Public Source License |
8 | * Version 2.0 (the 'License'). You may not use this file except in |
9 | * compliance with the License. The rights granted to you under the License |
10 | * may not be used to create, or enable the creation or redistribution of, |
11 | * unlawful or unlicensed copies of an Apple operating system, or to |
12 | * circumvent, violate, or enable the circumvention or violation of, any |
13 | * terms of an Apple operating system software license agreement. |
14 | * |
15 | * Please obtain a copy of the License at |
16 | * http://www.opensource.apple.com/apsl/ and read it before using this file. |
17 | * |
18 | * The Original Code and all software distributed under the License are |
19 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
20 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
21 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
22 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. |
23 | * Please see the License for the specific language governing rights and |
24 | * limitations under the License. |
25 | * |
26 | * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ |
27 | */ |
28 | /* |
29 | * NOTE: Internal ipcs.h header; all interfaces are private; if you want this |
30 | * same information from your own program, popen(3) the ipcs(2) command and |
31 | * parse its output, or your program may not work on future OS releases. |
32 | */ |
33 | |
34 | #ifndef _SYS_IPCS_H_ |
35 | #define _SYS_IPCS_H_ |
36 | |
37 | #include <sys/appleapiopts.h> |
38 | #include <sys/cdefs.h> |
39 | |
40 | #define IPCS_MAGIC 0x00000001 /* Version */ |
41 | |
42 | /* |
43 | * IPCS_command |
44 | * |
45 | * This is the IPCS command structure used for obtaining status about the |
46 | * System V IPC mechanisms. All other operations are based on the per |
47 | * subsystem (shm, msg, ipc) *ctl entry point, which can be called once |
48 | * this information is known. |
49 | */ |
50 | |
51 | struct IPCS_command { |
52 | int ipcs_magic; /* Magic number for struct layout */ |
53 | int ipcs_op; /* Operation to perform */ |
54 | int ipcs_cursor; /* Cursor for iteration functions */ |
55 | int ipcs_datalen; /* Length of ipcs_data area */ |
56 | void *ipcs_data; /* OP specific data */ |
57 | }; |
58 | |
59 | #ifdef KERNEL_PRIVATE |
60 | #include <machine/types.h> |
61 | |
62 | struct user_IPCS_command { |
63 | int ipcs_magic; /* Magic number for struct layout */ |
64 | int ipcs_op; /* Operation to perform */ |
65 | int ipcs_cursor; /* Cursor for iteration functions */ |
66 | int ipcs_datalen; /* Length of ipcs_data area */ |
67 | user_addr_t ipcs_data; /* OP specific data */ |
68 | }; |
69 | |
70 | struct user32_IPCS_command { |
71 | int ipcs_magic; /* Magic number for struct layout */ |
72 | int ipcs_op; /* Operation to perform */ |
73 | int ipcs_cursor; /* Cursor for iteration functions */ |
74 | int ipcs_datalen; /* Length of ipcs_data area */ |
75 | user32_addr_t ipcs_data; /* OP specific data */ |
76 | }; |
77 | |
78 | #endif /* KERNEL_PRIVATE */ |
79 | |
80 | /* |
81 | * OP code values for 'ipcs_op' |
82 | */ |
83 | #define IPCS_SHM_CONF 0x00000001 /* Obtain shared memory config */ |
84 | #define IPCS_SHM_ITER 0x00000002 /* Iterate shared memory info */ |
85 | |
86 | #define IPCS_SEM_CONF 0x00000010 /* Obtain semaphore config */ |
87 | #define IPCS_SEM_ITER 0x00000020 /* Iterate semaphore info */ |
88 | |
89 | #define IPCS_MSG_CONF 0x00000100 /* Obtain message queue config */ |
90 | #define IPCS_MSG_ITER 0x00000200 /* Iterate message queue info */ |
91 | |
92 | /* |
93 | * Sysctl oid name values |
94 | */ |
95 | #define IPCS_SHM_SYSCTL "kern.sysv.ipcs.shm" |
96 | #define IPCS_SEM_SYSCTL "kern.sysv.ipcs.sem" |
97 | #define IPCS_MSG_SYSCTL "kern.sysv.ipcs.msg" |
98 | |
99 | |
100 | #endif /* _SYS_IPCS_H_ */ |
101 | |