1/* 2 * Copyright (c) 2000-2007 Apple 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 * @OSF_COPYRIGHT@ 30 */ 31 32#ifndef _KERN_KERN_TYPES_H_ 33#define _KERN_KERN_TYPES_H_ 34 35#include <stdint.h> 36#include <mach/mach_types.h> 37#include <mach/machine/vm_types.h> 38 39#ifdef KERNEL_PRIVATE 40 41#ifndef MACH_KERNEL_PRIVATE 42 43struct zone ; 44 45struct wait_queue { unsigned int opaque[2]; uintptr_t opaquep[2]; } ; 46 47#endif /* MACH_KERNEL_PRIVATE */ 48 49typedef struct zone *zone_t; 50#define ZONE_NULL ((zone_t) 0) 51 52typedef struct wait_queue *wait_queue_t; 53#define WAIT_QUEUE_NULL ((wait_queue_t) 0) 54#define SIZEOF_WAITQUEUE sizeof(struct wait_queue) 55 56typedef vm_offset_t ipc_kobject_t; 57#define IKO_NULL ((ipc_kobject_t) 0) 58 59#endif /* KERNEL_PRIVATE */ 60 61typedef void *event_t; /* wait event */ 62#define NO_EVENT ((event_t) 0) 63 64typedef uint64_t event64_t; /* 64 bit wait event */ 65#define NO_EVENT64 ((event64_t) 0) 66#define CAST_EVENT64_T(a_ptr) ((event64_t)((uintptr_t)(a_ptr))) 67 68/* 69 * Possible wait_result_t values. 70 */ 71typedef int wait_result_t; 72#define THREAD_WAITING -1 /* thread is waiting */ 73#define THREAD_AWAKENED 0 /* normal wakeup */ 74#define THREAD_TIMED_OUT 1 /* timeout expired */ 75#define THREAD_INTERRUPTED 2 /* aborted/interrupted */ 76#define THREAD_RESTART 3 /* restart operation entirely */ 77 78typedef void (*thread_continue_t)(void *, wait_result_t); 79#define THREAD_CONTINUE_NULL ((thread_continue_t) 0) 80 81/* 82 * Interruptible flag for waits. 83 */ 84typedef int wait_interrupt_t; 85#define THREAD_UNINT 0 /* not interruptible */ 86#define THREAD_INTERRUPTIBLE 1 /* may not be restartable */ 87#define THREAD_ABORTSAFE 2 /* abortable safely */ 88 89#ifdef KERNEL_PRIVATE 90 91#ifdef MACH_KERNEL_PRIVATE 92 93#include <kern/misc_protos.h> 94typedef struct clock *clock_t; 95 96typedef struct mig_object *mig_object_t; 97#define MIG_OBJECT_NULL ((mig_object_t) 0) 98 99typedef struct mig_notify *mig_notify_t; 100#define MIG_NOTIFY_NULL ((mig_notify_t) 0) 101 102typedef struct pset_node *pset_node_t; 103#define PSET_NODE_NULL ((pset_node_t) 0) 104 105typedef struct affinity_set *affinity_set_t; 106#define AFFINITY_SET_NULL ((affinity_set_t) 0) 107 108#else /* MACH_KERNEL_PRIVATE */ 109 110struct wait_queue_set ; 111struct _wait_queue_link ; 112 113#endif /* MACH_KERNEL_PRIVATE */ 114 115typedef struct wait_queue_set *wait_queue_set_t; 116#define WAIT_QUEUE_SET_NULL ((wait_queue_set_t)0) 117#define SIZEOF_WAITQUEUE_SET wait_queue_set_size() 118 119typedef struct _wait_queue_link *wait_queue_link_t; 120#define WAIT_QUEUE_LINK_NULL ((wait_queue_link_t)0) 121#define SIZEOF_WAITQUEUE_LINK wait_queue_link_size() 122 123/* legacy definitions - going away */ 124struct wait_queue_sub ; 125typedef struct wait_queue_sub *wait_queue_sub_t; 126#define WAIT_QUEUE_SUB_NULL ((wait_queue_sub_t)0) 127#define SIZEOF_WAITQUEUE_SUB wait_queue_set_size() 128 129#endif /* KERNEL_PRIVATE */ 130 131#endif /* _KERN_KERN_TYPES_H_ */ 132