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| Source at commit 1129 created 12 years 11 months ago. By meklort, Change options.o so that it reloads the system config as well. Also change it so that it uses that config for variables (NOTE: if the calue exists in chameleonConfig, it's used instead. | |
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| 1 | /*␊ |
| 2 | * Copyright (c) 2001-2008 Apple Inc. All rights reserved.␊ |
| 3 | *␊ |
| 4 | * @APPLE_LICENSE_HEADER_START@␊ |
| 5 | * ␊ |
| 6 | * The contents of this file constitute Original Code as defined in and␊ |
| 7 | * are subject to the Apple Public Source License Version 1.1 (the␊ |
| 8 | * "License"). You may not use this file except in compliance with the␊ |
| 9 | * License. Please obtain a copy of the License at␊ |
| 10 | * http://www.apple.com/publicsource and read it before using this file.␊ |
| 11 | * ␊ |
| 12 | * This Original Code and all software distributed under the License are␊ |
| 13 | * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER␊ |
| 14 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,␊ |
| 15 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,␊ |
| 16 | * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the␊ |
| 17 | * License for the specific language governing rights and limitations␊ |
| 18 | * under the License.␊ |
| 19 | * ␊ |
| 20 | * @APPLE_LICENSE_HEADER_END@␊ |
| 21 | */␊ |
| 22 | ␊ |
| 23 | #ifndef _ATATIMEREVENTSOURCE_H␊ |
| 24 | #define _ATATIMEREVENTSOURCE_H␊ |
| 25 | ␊ |
| 26 | ␊ |
| 27 | #include <IOKit/IOTypes.h>␊ |
| 28 | #include <IOKit/IOCommandGate.h>␊ |
| 29 | #include <IOKit/IOService.h>␊ |
| 30 | #include <IOKit/IOWorkLoop.h>␊ |
| 31 | #include <IOKit/IOTimerEventSource.h>␊ |
| 32 | ␊ |
| 33 | ␊ |
| 34 | /*!␊ |
| 35 | @class ATATimerEventSource␊ |
| 36 | ␊ |
| 37 | @discussion␊ |
| 38 | Extend the timer event source to allow checking for timer expiration ␊ |
| 39 | from behind the workloop.␊ |
| 40 | */␊ |
| 41 | ␊ |
| 42 | class ATATimerEventSource : public IOTimerEventSource␊ |
| 43 | {␊ |
| 44 | OSDeclareDefaultStructors(ATATimerEventSource);␊ |
| 45 | ␊ |
| 46 | ␉public:␊ |
| 47 | ␉␉␊ |
| 48 | ␉/*!@function ataTimerEventSource␊ |
| 49 | ␉@abstract allocate an instance of this type.␊ |
| 50 | ␉*/␊ |
| 51 | static ATATimerEventSource *␊ |
| 52 | ␉ataTimerEventSource(OSObject *owner, Action action = 0);␊ |
| 53 | ␉␊ |
| 54 | ␉/*!@function hasTimedOut␊ |
| 55 | ␉@abstract returns true if the timer has expired since the last enable/disable or setTimeout() or wakeAtTime() call.␊ |
| 56 | ␉*/␊ |
| 57 | ␉virtual bool hasTimedOut( void );␊ |
| 58 | ␉␉␊ |
| 59 | ␉// override to initialize the time out flag.␊ |
| 60 | ␉/*!@function ␊ |
| 61 | ␉@abstract ␊ |
| 62 | ␉*/␊ |
| 63 | ␉virtual bool init(OSObject *owner, Action action = 0);␊ |
| 64 | ␊ |
| 65 | ␉/*!@function enable␊ |
| 66 | ␉@abstract overrides in order to set/clear the timed out flag␊ |
| 67 | ␉*/␊ |
| 68 | ␉virtual void enable();␊ |
| 69 | ␊ |
| 70 | ␉/*!@function disable␊ |
| 71 | ␉@abstract overrides in order to set/clear the timed out flag␊ |
| 72 | ␉*/␊ |
| 73 | ␉virtual void disable();␊ |
| 74 | ␊ |
| 75 | ␉/*!@function wakeAtTime␊ |
| 76 | ␉@abstract overrides in order to set/clear the timed out flag␊ |
| 77 | ␉*/␊ |
| 78 | ␉virtual IOReturn wakeAtTime(UnsignedWide abstime);␊ |
| 79 | ␊ |
| 80 | ␉/*!@function cancelTimeout␊ |
| 81 | ␉@abstract overrides in order to set/clear the timed out flag␊ |
| 82 | ␉*/␊ |
| 83 | ␉virtual void cancelTimeout();␊ |
| 84 | ␊ |
| 85 | protected:␊ |
| 86 | ␉␊ |
| 87 | ␉enum{ kTimedOutTrue = 'true',␊ |
| 88 | ␉␉␉kTimedOutFalse = 'fals'␊ |
| 89 | ␉␉};␊ |
| 90 | ␉␊ |
| 91 | ␉UInt32 hasExpired;␊ |
| 92 | ␊ |
| 93 | ␊ |
| 94 | ␉/*!@function myTimeout␊ |
| 95 | ␉@abstract my timeout function which sets the timedOut flag atomically.␊ |
| 96 | ␉*/␊ |
| 97 | ␉static void myTimeout(void *self);␊ |
| 98 | ␊ |
| 99 | ␉/*!@function setTimeoutFunc␊ |
| 100 | ␉@abstract override to install my timeout function instead of the super's.␊ |
| 101 | ␉*/␊ |
| 102 | virtual void setTimeoutFunc();␊ |
| 103 | ␊ |
| 104 | ␉/*! @struct ExpansionData␊ |
| 105 | @discussion This structure will be used to expand the capablilties of the IOWorkLoop in the future.␊ |
| 106 | */␊ |
| 107 | struct ExpansionData { };␊ |
| 108 | ␊ |
| 109 | ␉/*! @var reserved␊ |
| 110 | Reserved for future use. (Internal use only) */␊ |
| 111 | ExpansionData *reserved;␊ |
| 112 | ␊ |
| 113 | private:␊ |
| 114 | OSMetaClassDeclareReservedUnused(ATATimerEventSource, 0);␊ |
| 115 | OSMetaClassDeclareReservedUnused(ATATimerEventSource, 1);␊ |
| 116 | OSMetaClassDeclareReservedUnused(ATATimerEventSource, 2);␊ |
| 117 | OSMetaClassDeclareReservedUnused(ATATimerEventSource, 3);␊ |
| 118 | OSMetaClassDeclareReservedUnused(ATATimerEventSource, 4);␊ |
| 119 | OSMetaClassDeclareReservedUnused(ATATimerEventSource, 5);␊ |
| 120 | OSMetaClassDeclareReservedUnused(ATATimerEventSource, 6);␊ |
| 121 | OSMetaClassDeclareReservedUnused(ATATimerEventSource, 7);␊ |
| 122 | ␉␊ |
| 123 | };␊ |
| 124 | ␊ |
| 125 | ␊ |
| 126 | #endif /*_ATATIMEREVENTSOURCE_H*/␊ |
| 127 | |
