X-Git-Url: https://git.saurik.com/apple/security.git/blobdiff_plain/ed6778a32ecff23bc2dfb6ca452badd0c68774a0..563f4f96f568bcdc0a04a82f89cafe3bebbe43f1:/cdsa/cdsa_utilities/powerwatch.cpp diff --git a/cdsa/cdsa_utilities/powerwatch.cpp b/cdsa/cdsa_utilities/powerwatch.cpp deleted file mode 100644 index 69d6dd67..00000000 --- a/cdsa/cdsa_utilities/powerwatch.cpp +++ /dev/null @@ -1,146 +0,0 @@ -/* - * Copyright (c) 2000-2001 Apple Computer, Inc. All Rights Reserved. - * - * The contents of this file constitute Original Code as defined in and are - * subject to the Apple Public Source License Version 1.2 (the 'License'). - * You may not use this file except in compliance with the License. Please obtain - * a copy of the License at http://www.apple.com/publicsource and read it before - * using this file. - * - * This Original Code and all software distributed under the License are - * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS - * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT - * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR - * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the - * specific language governing rights and limitations under the License. - */ - - -// -// powerwatch - hook into system notifications of power events -// -#include "powerwatch.h" -#include - - -namespace Security { -namespace MachPlusPlus { - - -// -// The obligatory empty virtual destructor -// -PowerWatcher::PowerWatcher() -{ - if (!(mKernelPort = IORegisterForSystemPower(this, &mPortRef, ioCallback, &mHandle))) - UnixError::throwMe(EINVAL); // no clue -} - -PowerWatcher::~PowerWatcher() -{ - if (mKernelPort) - IODeregisterForSystemPower(&mHandle); -} - - -// -// The callback dispatcher -// -void PowerWatcher::ioCallback(void *refCon, io_service_t service, - natural_t messageType, void *argument) -{ - PowerWatcher *me = (PowerWatcher *)refCon; - enum { allow, refuse, ignore } reaction; - switch (messageType) { - case kIOMessageSystemWillSleep: - secdebug("powerwatch", "system will sleep"); - me->systemWillSleep(); - reaction = allow; - break; - case kIOMessageSystemHasPoweredOn: - secdebug("powerwatch", "system has powered on"); - me->systemIsWaking(); - reaction = ignore; - break; - case kIOMessageSystemWillPowerOff: - secdebug("powerwatch", "system will power off"); - me->systemWillPowerDown(); - reaction = allow; - break; - case kIOMessageSystemWillNotPowerOff: - secdebug("powerwatch", "system will not power off"); - reaction = ignore; - break; - case kIOMessageCanSystemSleep: - secdebug("powerwatch", "can system sleep"); - reaction = allow; - break; - case kIOMessageSystemWillNotSleep: - secdebug("powerwatch", "system will not sleep"); - reaction = ignore; - break; - case kIOMessageCanSystemPowerOff: - secdebug("powerwatch", "can system power off"); - reaction = allow; - break; - default: - secdebug("powerwatch", - "type 0x%x message received (ignored)", messageType); - reaction = ignore; - break; - } - - // handle acknowledgments - switch (reaction) { - case allow: - secdebug("powerwatch", "calling IOAllowPowerChange"); - IOAllowPowerChange(me->mKernelPort, long(argument)); - break; - case refuse: - secdebug("powerwatch", "calling IOCancelPowerChange"); - IOCancelPowerChange(me->mKernelPort, long(argument)); - break; - case ignore: - secdebug("powerwatch", "sending no response"); - break; - } -} - - -// -// The default NULL implementations of the callback virtuals. -// We define these (rather than leaving them abstract) since -// many users want only one of these events. -// -void PowerWatcher::systemWillSleep() -{ } - -void PowerWatcher::systemIsWaking() -{ } - -void PowerWatcher::systemWillPowerDown() -{ } - - -// -// The MachServer hookup -// -PortPowerWatcher::PortPowerWatcher() -{ - port(IONotificationPortGetMachPort(mPortRef)); -} - -PortPowerWatcher::~PortPowerWatcher() -{ -} - -boolean_t PortPowerWatcher::handle(mach_msg_header_t *in) -{ - IODispatchCalloutFromMessage(NULL, in, mPortRef); - return TRUE; -} - - -} // end namespace MachPlusPlus - -} // end namespace Security