1/* 2 * Copyright (c) 1998-2000 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 * Copyright (c) 1999 Apple Computer, Inc. All rights reserved. 30 * 31 * HISTORY 32 * 33 */ 34 35#ifndef __OS_OSMESSAGENOTIFICATION_H 36#define __OS_OSMESSAGENOTIFICATION_H 37 38#ifdef __cplusplus 39extern "C" { 40#endif 41 42#include <mach/mach_types.h> 43#include <device/device_types.h> 44#include <IOKit/IOReturn.h> 45 46enum { 47 kFirstIOKitNotificationType = 100, 48 kIOServicePublishNotificationType = 100, 49 kIOServiceMatchedNotificationType = 101, 50 kIOServiceTerminatedNotificationType = 102, 51 kIOAsyncCompletionNotificationType = 150, 52 kIOServiceMessageNotificationType = 160, 53 kLastIOKitNotificationType = 199, 54 55 // reserved bits 56 kIOKitNoticationTypeMask = 0x00000FFF, 57 kIOKitNoticationTypeSizeAdjShift = 30, 58 kIOKitNoticationMsgSizeMask = 3, 59}; 60 61enum { 62 kOSNotificationMessageID = 53, 63 kOSAsyncCompleteMessageID = 57, 64 kMaxAsyncArgs = 16 65}; 66 67enum { 68 kIOAsyncReservedIndex = 0, 69 kIOAsyncReservedCount, 70 71 kIOAsyncCalloutFuncIndex = kIOAsyncReservedCount, 72 kIOAsyncCalloutRefconIndex, 73 kIOAsyncCalloutCount, 74 75 kIOMatchingCalloutFuncIndex = kIOAsyncReservedCount, 76 kIOMatchingCalloutRefconIndex, 77 kIOMatchingCalloutCount, 78 79 kIOInterestCalloutFuncIndex = kIOAsyncReservedCount, 80 kIOInterestCalloutRefconIndex, 81 kIOInterestCalloutServiceIndex, 82 kIOInterestCalloutCount 83}; 84 85 86 87// -------------- 88enum { 89 kOSAsyncRef64Count = 8, 90 kOSAsyncRef64Size = kOSAsyncRef64Count * ((int) sizeof(io_user_reference_t)) 91}; 92typedef io_user_reference_t OSAsyncReference64[kOSAsyncRef64Count]; 93 94struct OSNotificationHeader64 { 95 mach_msg_size_t size; /* content size */ 96 natural_t type; 97 OSAsyncReference64 reference; 98 99#if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) 100 unsigned char content[]; 101#else 102 unsigned char content[0]; 103#endif 104}; 105 106#pragma pack(4) 107struct IOServiceInterestContent64 { 108 natural_t messageType; 109 io_user_reference_t messageArgument[1]; 110}; 111#pragma pack() 112// -------------- 113 114#if !KERNEL_USER32 115 116enum { 117 kOSAsyncRefCount = 8, 118 kOSAsyncRefSize = 32 119}; 120typedef natural_t OSAsyncReference[kOSAsyncRefCount]; 121 122struct OSNotificationHeader { 123 mach_msg_size_t size; /* content size */ 124 natural_t type; 125 OSAsyncReference reference; 126 127#if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) 128 unsigned char content[]; 129#else 130 unsigned char content[0]; 131#endif 132}; 133 134#pragma pack(4) 135struct IOServiceInterestContent { 136 natural_t messageType; 137 void * messageArgument[1]; 138}; 139#pragma pack() 140 141#endif /* KERNEL_USER32 */ 142 143struct IOAsyncCompletionContent { 144 IOReturn result; 145#if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) 146 void * args[] __attribute__ ((packed)); 147#else 148 void * args[0] __attribute__ ((packed)); 149#endif 150}; 151 152#ifndef __cplusplus 153typedef struct OSNotificationHeader OSNotificationHeader; 154typedef struct IOServiceInterestContent IOServiceInterestContent; 155typedef struct IOAsyncCompletionContent IOAsyncCompletionContent; 156#endif 157 158#ifdef __cplusplus 159} 160#endif 161 162#endif /* __OS_OSMESSAGENOTIFICATION_H */ 163 164