1/*
2 * Copyright (c) 2008-2011 Apple 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#include <CoreFoundation/CFMachPort.h>
25
26
27struct IONotificationPort
28{
29    mach_port_t		masterPort;
30    mach_port_t		wakePort;
31    CFMachPortRef   cfmachPort;
32    CFRunLoopSourceRef	source;
33    dispatch_source_t	dispatchSource;
34};
35typedef struct IONotificationPort IONotificationPort;
36
37void
38IODispatchCalloutFromCFMessage(
39        CFMachPortRef port,
40        void *msg,
41        CFIndex size,
42        void *info );
43
44kern_return_t
45iokit_user_client_trap(
46                       io_connect_t	connect,
47                       unsigned int	index,
48                       uintptr_t p1,
49                       uintptr_t p2,
50                       uintptr_t p3,
51                       uintptr_t p4,
52                       uintptr_t p5,
53                       uintptr_t p6 );
54
55kern_return_t
56IOServiceGetState(
57	io_service_t    service,
58	uint64_t *	state );
59
60kern_return_t
61IOServiceGetBusyStateAndTime(
62	io_service_t    service,
63	uint64_t *	state,
64	uint32_t *	busy_state,
65	uint64_t *	accumulated_busy_time);
66
67// masks for getState()
68enum {
69    kIOServiceInactiveState	= 0x00000001,
70    kIOServiceRegisteredState	= 0x00000002,
71    kIOServiceMatchedState	= 0x00000004,
72    kIOServiceFirstPublishState	= 0x00000008,
73    kIOServiceFirstMatchState	= 0x00000010
74};
75