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--- xnu/xnu-8019.41.5/iokit/Kernel/RootDomainUserClient.cpp
+++ /dev/null
@@ -1,398 +0,0 @@
-/*
- * Copyright (c) 1998-2020 Apple Computer, Inc. All rights reserved.
- *
- * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
- *
- * This file contains Original Code and/or Modifications of Original Code
- * as defined in and that are subject to the Apple Public Source License
- * Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. The rights granted to you under the License
- * may not be used to create, or enable the creation or redistribution of,
- * unlawful or unlicensed copies of an Apple operating system, or to
- * circumvent, violate, or enable the circumvention or violation of, any
- * terms of an Apple operating system software license agreement.
- *
- * Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this file.
- *
- * The 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.
- *
- * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
- */
-/*
- * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
- *
- */
-
-#include <IOKit/assert.h>
-#include <IOKit/IOLib.h>
-#include <IOKit/IOKitKeys.h>
-#include <IOKit/IOBufferMemoryDescriptor.h>
-#include "RootDomainUserClient.h"
-#include <IOKit/pwr_mgt/IOPMLibDefs.h>
-#include <IOKit/pwr_mgt/IOPMPrivate.h>
-#include <sys/proc.h>
-
-#define super IOUserClient
-
-/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
-
-OSDefineMetaClassAndStructors(RootDomainUserClient, IOUserClient)
-
-/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
-
-bool
-RootDomainUserClient::initWithTask(task_t owningTask, void *security_id,
- UInt32 type, OSDictionary * properties)
-{
- if (properties) {
- properties->setObject(kIOUserClientCrossEndianCompatibleKey, kOSBooleanTrue);
- }
-
- if (!super::initWithTask(owningTask, security_id, type, properties)) {
- return false;
- }
-
- fOwningTask = owningTask;
- task_reference(fOwningTask);
- return true;
-}
-
-
-bool
-RootDomainUserClient::start( IOService * provider )
-{
- assert(OSDynamicCast(IOPMrootDomain, provider));
- if (!super::start(provider)) {
- return false;
- }
- fOwner = (IOPMrootDomain *)provider;
-
-
- return true;
-}
-
-IOReturn
-RootDomainUserClient::secureSleepSystem( uint32_t *return_code )
-{
- return secureSleepSystemOptions(NULL, 0, return_code);
-}
-
-IOReturn
-RootDomainUserClient::secureSleepSystemOptions(
- const void *inOptions,
- IOByteCount inOptionsSize,
- uint32_t *returnCode)
-{
- int local_priv = 0;
- int admin_priv = 0;
- IOReturn ret = kIOReturnNotPrivileged;
-
- ret = clientHasPrivilege(fOwningTask, kIOClientPrivilegeLocalUser);
- local_priv = (kIOReturnSuccess == ret);
-
- ret = clientHasPrivilege(fOwningTask, kIOClientPrivilegeAdministrator);
- admin_priv = (kIOReturnSuccess == ret);
-
- if ((local_priv || admin_priv) && fOwner) {
- OSString *unserializeErrorString = NULL;
- OSObject *unserializedObject = NULL;
- OSDictionary *sleepOptionsDict = NULL; // do not release
-
- proc_t p;
- p = (proc_t)get_bsdtask_info(fOwningTask);
- if (p) {
- fOwner->setProperty("SleepRequestedByPID", proc_pid(p), 32);
- }
-
- if (inOptions) {
- unserializedObject = OSUnserializeXML((const char *)inOptions, inOptionsSize, &unserializeErrorString);
- sleepOptionsDict = OSDynamicCast( OSDictionary, unserializedObject);
- if (!sleepOptionsDict) {
- IOLog("IOPMRootDomain SleepSystem unserialization failure: %s\n",
- unserializeErrorString ? unserializeErrorString->getCStringNoCopy() : "Unknown");
- }
- }
-
- if (sleepOptionsDict) {
- // Publish Sleep Options in registry under root_domain
- fOwner->setProperty( kRootDomainSleepOptionsKey, sleepOptionsDict);
- } else {
- // No options
- // Clear any pre-existing options
- fOwner->removeProperty( kRootDomainSleepOptionsKey );
- }
-
- *returnCode = fOwner->sleepSystemOptions( sleepOptionsDict );
- OSSafeReleaseNULL(unserializedObject);
- OSSafeReleaseNULL(unserializeErrorString);
- } else {
- *returnCode = kIOReturnNotPrivileged;
- }
-
- return kIOReturnSuccess;
-}
-
-IOReturn
-RootDomainUserClient::secureSetAggressiveness(
- unsigned long type,
- unsigned long newLevel,
- int *return_code )
-{
- int local_priv = 0;
- int admin_priv = 0;
- IOReturn ret = kIOReturnNotPrivileged;
-
- ret = clientHasPrivilege(fOwningTask, kIOClientPrivilegeLocalUser);
- local_priv = (kIOReturnSuccess == ret);
-
- ret = clientHasPrivilege(fOwningTask, kIOClientPrivilegeAdministrator);
- admin_priv = (kIOReturnSuccess == ret);
-
- if ((local_priv || admin_priv) && fOwner) {
- *return_code = fOwner->setAggressiveness(type, newLevel);
- } else {
- *return_code = kIOReturnNotPrivileged;
- }
- return kIOReturnSuccess;
-}
-
-IOReturn
-RootDomainUserClient::secureSetMaintenanceWakeCalendar(
- IOPMCalendarStruct *inCalendar,
- uint32_t *returnCode)
-{
- int admin_priv = 0;
- IOReturn ret = kIOReturnNotPrivileged;
-
- ret = clientHasPrivilege(fOwningTask, kIOClientPrivilegeAdministrator);
- admin_priv = (kIOReturnSuccess == ret);
-
- if (admin_priv && fOwner) {
- *returnCode = fOwner->setMaintenanceWakeCalendar(inCalendar);
- } else {
- *returnCode = kIOReturnNotPrivileged;
- }
- return kIOReturnSuccess;
-}
-
-IOReturn
-RootDomainUserClient::secureSetUserAssertionLevels(
- uint32_t assertionBitfield)
-{
- int admin_priv = 0;
- IOReturn ret = kIOReturnNotPrivileged;
-
- ret = clientHasPrivilege(fOwningTask, kIOClientPrivilegeAdministrator);
- admin_priv = (kIOReturnSuccess == ret);
-
- if (admin_priv && fOwner) {
- ret = fOwner->setPMAssertionUserLevels(assertionBitfield);
- } else {
- ret = kIOReturnNotPrivileged;
- }
- return kIOReturnSuccess;
-}
-
-IOReturn
-RootDomainUserClient::secureGetSystemSleepType(
- uint32_t *outSleepType, uint32_t *sleepTimer)
-{
- int admin_priv = 0;
- IOReturn ret;
-
- ret = clientHasPrivilege(fOwningTask, kIOClientPrivilegeAdministrator);
- admin_priv = (kIOReturnSuccess == ret);
-
- if (admin_priv && fOwner) {
- ret = fOwner->getSystemSleepType(outSleepType, sleepTimer);
- } else {
- ret = kIOReturnNotPrivileged;
- }
- return ret;
-}
-
-IOReturn
-RootDomainUserClient::clientClose( void )
-{
- terminate();
-
- return kIOReturnSuccess;
-}
-
-void
-RootDomainUserClient::stop( IOService *provider)
-{
- if (fOwningTask) {
- task_deallocate(fOwningTask);
- fOwningTask = NULL;
- }
-
- super::stop(provider);
-}
-
-IOReturn
-RootDomainUserClient::externalMethod(
- uint32_t selector,
- IOExternalMethodArguments * arguments,
- IOExternalMethodDispatch * dispatch __unused,
- OSObject * target __unused,
- void * reference __unused )
-{
- IOReturn ret = kIOReturnBadArgument;
-
- switch (selector) {
- case kPMSetAggressiveness:
- if ((2 == arguments->scalarInputCount)
- && (1 == arguments->scalarOutputCount)) {
- ret = this->secureSetAggressiveness(
- (unsigned long)arguments->scalarInput[0],
- (unsigned long)arguments->scalarInput[1],
- (int *)&arguments->scalarOutput[0]);
- }
- break;
-
- case kPMGetAggressiveness:
- if ((1 == arguments->scalarInputCount)
- && (1 == arguments->scalarOutputCount)) {
- ret = fOwner->getAggressiveness(
- (unsigned long)arguments->scalarInput[0],
- (unsigned long *)&arguments->scalarOutput[0]);
- }
- break;
-
- case kPMSleepSystem:
- if (1 == arguments->scalarOutputCount) {
- ret = this->secureSleepSystem(
- (uint32_t *)&arguments->scalarOutput[0]);
- }
- break;
-
- case kPMAllowPowerChange:
- if (1 == arguments->scalarInputCount) {
- ret = fOwner->allowPowerChange(
- arguments->scalarInput[0]);
- }
- break;
-
- case kPMCancelPowerChange:
- if (1 == arguments->scalarInputCount) {
- ret = fOwner->cancelPowerChange(
- arguments->scalarInput[0]);
- }
- break;
-
- case kPMShutdownSystem:
- // deperecated interface
- ret = kIOReturnUnsupported;
- break;
-
- case kPMRestartSystem:
- // deperecated interface
- ret = kIOReturnUnsupported;
- break;
-
- case kPMSleepSystemOptions:
- ret = this->secureSleepSystemOptions(
- arguments->structureInput,
- arguments->structureInputSize,
- (uint32_t *)&arguments->scalarOutput[0]);
- break;
- case kPMSetMaintenanceWakeCalendar:
- if ((arguments->structureInputSize >= sizeof(IOPMCalendarStruct)) &&
- (arguments->structureOutputSize >= sizeof(uint32_t))) {
- ret = this->secureSetMaintenanceWakeCalendar(
- (IOPMCalendarStruct *)arguments->structureInput,
- (uint32_t *)&arguments->structureOutput);
- arguments->structureOutputSize = sizeof(uint32_t);
- }
- break;
-
- case kPMSetUserAssertionLevels:
- ret = this->secureSetUserAssertionLevels(
- (uint32_t)arguments->scalarInput[0]);
- break;
-
- case kPMActivityTickle:
- if (fOwner->checkSystemCanSustainFullWake()) {
- fOwner->reportUserInput();
- fOwner->setProperty(kIOPMRootDomainWakeTypeKey, "UserActivity Assertion");
- }
- ret = kIOReturnSuccess;
- break;
-
- case kPMSetClamshellSleepState:
- fOwner->setClamShellSleepDisable(arguments->scalarInput[0] ? true : false,
- IOPMrootDomain::kClamshellSleepDisablePowerd);
- ret = kIOReturnSuccess;
- break;
-
- case kPMGetSystemSleepType:
- if (2 == arguments->scalarOutputCount) {
- ret = this->secureGetSystemSleepType(
- (uint32_t *) &arguments->scalarOutput[0],
- (uint32_t *) &arguments->scalarOutput[1]);
- }
- break;
-
-#if defined(__i386__) || defined(__x86_64__)
- case kPMSleepWakeWatchdogEnable:
- ret = clientHasPrivilege(fOwningTask, kIOClientPrivilegeAdministrator);
- if (ret == kIOReturnSuccess) {
- fOwner->sleepWakeDebugEnableWdog();
- }
- break;
-
-
- case kPMSleepWakeDebugTrig:
- ret = clientHasPrivilege(fOwningTask, kIOClientPrivilegeAdministrator);
- if (ret == kIOReturnSuccess) {
- fOwner->sleepWakeDebugTrig(false);
- }
- break;
-#endif
-
- case kPMSetDisplayPowerOn:
- if (1 == arguments->scalarInputCount) {
- ret = clientHasPrivilege(fOwningTask, kIOClientPrivilegeAdministrator);
- if (ret == kIOReturnSuccess) {
- fOwner->setDisplayPowerOn((uint32_t)arguments->scalarInput[0]);
- }
- }
- break;
-
- default:
- // bad selector
- return kIOReturnBadArgument;
- }
-
- return ret;
-}
-
-/* getTargetAndMethodForIndex
- * Not used. We prefer to use externalMethod() for user client invocations.
- * We maintain getTargetAndExternalMethod since it's an exported symbol,
- * and only for that reason.
- */
-IOExternalMethod *
-RootDomainUserClient::getTargetAndMethodForIndex(
- IOService ** targetP, UInt32 index )
-{
- // DO NOT EDIT
- return super::getTargetAndMethodForIndex(targetP, index);
-}
-
-/* setPreventative
- * Does nothing. Exists only for exported symbol compatibility.
- */
-void
-RootDomainUserClient::setPreventative(UInt32 on_off, UInt32 types_of_sleep)
-{
- return;
-} // DO NOT EDIT