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