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