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	1	/*
	2	* Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
	3	*
	4	* @APPLE_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. Please obtain a copy of the License at
	10	* http://www.opensource.apple.com/apsl/ and read it before using this
	11	* file.
	12	*
	13	* The Original Code and all software distributed under the License are
	14	* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
	15	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
	16	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
	17	* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
	18	* Please see the License for the specific language governing rights and
	19	* limitations under the License.
	20	*
	21	* @APPLE_LICENSE_HEADER_END@
	22	*/
	23	/*
	24	* Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
	25	*
	26	* HISTORY
	27	*
	28	*/
	29
	30	#ifndef __OS_OSMESSAGENOTIFICATION_H
	31	#define __OS_OSMESSAGENOTIFICATION_H
	32
	33	#ifdef __cplusplus
	34	extern "C" {
	35	#endif
	36
	37	#include <mach/mach_types.h>
	38	#include <IOKit/IOReturn.h>
	39
	40	enum {
	41	kFirstIOKitNotificationType = 100,
	42	kIOServicePublishNotificationType = 100,
	43	kIOServiceMatchedNotificationType = 101,
	44	kIOServiceTerminatedNotificationType = 102,
	45	kIOAsyncCompletionNotificationType = 150,
	46	kIOServiceMessageNotificationType = 160,
	47	kLastIOKitNotificationType = 199
	48	};
	49
	50	enum {
	51	kOSNotificationMessageID = 53,
	52	kOSAsyncCompleteMessageID = 57,
	53	kMaxAsyncArgs = 16
	54	};
	55
	56	enum {
	57	kIOAsyncReservedIndex = 0,
	58	kIOAsyncReservedCount,
	59
	60	kIOAsyncCalloutFuncIndex = kIOAsyncReservedCount,
	61	kIOAsyncCalloutRefconIndex,
	62	kIOAsyncCalloutCount,
	63
	64	kIOMatchingCalloutFuncIndex = kIOAsyncReservedCount,
	65	kIOMatchingCalloutRefconIndex,
	66	kIOMatchingCalloutCount,
	67
	68	kIOInterestCalloutFuncIndex = kIOAsyncReservedCount,
	69	kIOInterestCalloutRefconIndex,
	70	kIOInterestCalloutServiceIndex,
	71	kIOInterestCalloutCount
	72	};
	73
	74	enum {
	75	kOSAsyncRefCount = 8,
	76	kOSAsyncRefSize = 32
	77	};
	78	typedef natural_t OSAsyncReference[kOSAsyncRefCount];
	79
	80	struct OSNotificationHeader {
	81	vm_size_t size; /* content size */
	82	natural_t type;
	83	OSAsyncReference reference;
	84
	85	#if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)
	86	unsigned char content[];
	87	#else
	88	unsigned char content[0];
	89	#endif
	90	};
	91
	92	struct IOServiceInterestContent {
	93	natural_t messageType;
	94	void * messageArgument[1];
	95	};
	96
	97	struct IOAsyncCompletionContent {
	98	IOReturn result;
	99	#if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)
	100	void * args[];
	101	#else
	102	void * args[0];
	103	#endif
	104	};
	105
	106	#ifndef __cplusplus
	107	typedef struct OSNotificationHeader OSNotificationHeader;
	108	typedef struct IOServiceInterestContent IOServiceInterestContent;
	109	typedef struct IOAsyncCompletionContent IOAsyncCompletionContent;
	110	#endif
	111
	112	#ifdef __cplusplus
	113	}
	114	#endif
	115
	116	#endif /* __OS_OSMESSAGENOTIFICATION_H */
	117