projects / apple / security.git / blame
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|---|---|---|
| bac41a7b A |
1 | /* |
| 2 | * Copyright (c) 2000-2001 Apple Computer, Inc. All Rights Reserved. | |
| 3 | * | |
| 4 | * The contents of this file constitute Original Code as defined in and are | |
| 5 | * subject to the Apple Public Source License Version 1.2 (the 'License'). | |
| 6 | * You may not use this file except in compliance with the License. Please obtain | |
| 7 | * a copy of the License at http://www.apple.com/publicsource and read it before | |
| 8 | * using this file. | |
| 9 | * | |
| 10 | * This Original Code and all software distributed under the License are | |
| 11 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS | |
| 12 | * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT | |
| 13 | * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR | |
| 14 | * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the | |
| 15 | * specific language governing rights and limitations under the License. | |
| 16 | */ | |
| 17 | ||
| 18 | ||
| 19 | // | |
| 20 | // powerwatch - hook into system notifications of power events | |
| 21 | // | |
| 22 | #ifndef _H_POWERWATCH | |
| 23 | #define _H_POWERWATCH | |
| 24 | ||
| 25 | #include <Security/machserver.h> | |
| 26 | #include <IOKit/pwr_mgt/IOPMLib.h> | |
| 27 | ||
| 28 | ||
| 29 | namespace Security { | |
| 30 | namespace MachPlusPlus { | |
| 31 | ||
| 32 | ||
| 33 | // | |
| 34 | // PowerWatcher embodies the ability to respond to power events. | |
| 35 | // By itself, it is inert - nobody will call its virtual methods. | |
| 36 | // Use one of it subclasses, which take care of "hooking" into an | |
| 37 | // event delivery mechanism. | |
| 38 | // | |
| 39 | class PowerWatcher { | |
| 40 | public: | |
| 41 | PowerWatcher(); | |
| 42 | virtual ~PowerWatcher(); | |
| 43 | ||
| 44 | protected: | |
| 45 | virtual void systemWillSleep(); | |
| 46 | virtual void systemIsWaking(); | |
| 47 | virtual void systemWillPowerDown(); | |
| 48 | ||
| 49 | protected: | |
| 50 | io_connect_t mKernelPort; | |
| 51 | IONotificationPortRef mPortRef; | |
| 52 | io_object_t mHandle; | |
| 53 | ||
| 54 | static void ioCallback(void *refCon, io_service_t service, | |
| 55 | natural_t messageType, void *argument); | |
| 56 | }; | |
| 57 | ||
| 58 | ||
| 59 | // | |
| 60 | // Hook into a "raw" MachServer object for event delivery | |
| 61 | // | |
| 62 | class PortPowerWatcher : public PowerWatcher, public MachServer::NoReplyHandler { | |
| 63 | public: | |
| 64 | PortPowerWatcher(); | |
| 65 | ~PortPowerWatcher(); | |
| 66 | ||
| 67 | boolean_t handle(mach_msg_header_t *in); | |
| 68 | }; | |
| 69 | ||
| 70 | ||
| 71 | // | |
| 72 | // Someone should add a RunLoopPowerWatcher class here, I suppose. | |
| 73 | // Well, if you need one: Tag, You're It! | |
| 74 | // | |
| 75 | ||
| 76 | ||
| 77 | } // end namespace MachPlusPlus | |
| 78 | ||
| 79 | } // end namespace Security | |
| 80 | ||
| 81 | #endif //_H_POWERWATCH |