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--- xnu/xnu-12377.101.15/iokit/Kernel/RootDomainUserClient.cpp
+++ xnu/xnu-8019.41.5/iokit/Kernel/RootDomainUserClient.cpp
@@ -34,18 +34,16 @@
#include <IOKit/IOLib.h>
#include <IOKit/IOKitKeys.h>
#include <IOKit/IOBufferMemoryDescriptor.h>
-#include <IOKit/IOSubMemoryDescriptor.h>
-#include <AssertMacros.h>
#include "RootDomainUserClient.h"
#include <IOKit/pwr_mgt/IOPMLibDefs.h>
#include <IOKit/pwr_mgt/IOPMPrivate.h>
#include <sys/proc.h>
-#define super IOUserClient2022
+#define super IOUserClient
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
-OSDefineMetaClassAndStructors(RootDomainUserClient, IOUserClient2022)
+OSDefineMetaClassAndStructors(RootDomainUserClient, IOUserClient)
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
@@ -76,11 +74,6 @@
}
fOwner = (IOPMrootDomain *)provider;
- setProperty(kIOUserClientDefaultLockingKey, kOSBooleanTrue);
- setProperty(kIOUserClientDefaultLockingSetPropertiesKey, kOSBooleanTrue);
- setProperty(kIOUserClientDefaultLockingSingleThreadExternalMethodKey, kOSBooleanFalse);
-
- setProperty(kIOUserClientEntitlementsKey, kOSBooleanFalse);
return true;
}
@@ -226,92 +219,9 @@
}
IOReturn
-RootDomainUserClient::secureAttemptIdleSleepAbort(
- uint32_t *outReverted)
-{
- int admin_priv = 0;
- IOReturn ret;
-
- ret = clientHasPrivilege(fOwningTask, kIOClientPrivilegeAdministrator);
- admin_priv = (kIOReturnSuccess == ret);
-
- if (admin_priv && fOwner) {
- *outReverted = (uint32_t) fOwner->attemptIdleSleepAbort();
- } else {
- ret = kIOReturnNotPrivileged;
- }
- return ret;
-}
-
-IOReturn
-RootDomainUserClient::secureSetLockdownModeHibernation(
- uint32_t status)
-{
-#if HIBERNATION
- int admin_priv = 0;
- IOReturn ret;
-
- ret = clientHasPrivilege(fOwningTask, kIOClientPrivilegeAdministrator);
- admin_priv = (kIOReturnSuccess == ret);
-
- if (admin_priv && fOwner) {
- fOwner->setLockdownModeHibernation(status);
- } else {
- ret = kIOReturnNotPrivileged;
- }
- return kIOReturnSuccess;
-#else
- return kIOReturnError;
-#endif
-}
-
-IOReturn
-RootDomainUserClient::secureGetAssertionLog(
- IOPMAssertionLogData *outLog)
-{
- if (!fOwner) {
- return kIOReturnError;
- }
-
- return fOwner->getAssertionLog(outLog);
-}
-
-IOReturn
-RootDomainUserClient::secureSetAssertionLogNotificationThreshold(
- uint64_t threshold)
-{
- if (!fOwner) {
- return kIOReturnError;
- }
-
- return fOwner->setAssertionLogNotificationThreshold(threshold);
-}
-
-IOReturn
-RootDomainUserClient::secureSetAssertionLogNotificationPort(
- mach_port_t port)
-{
- if (!fOwner) {
- return kIOReturnError;
- }
-
- IOReturn ret = fOwner->setAssertionLogNotificationPort(port);
-
- if (ret == kIOReturnSuccess) {
- fAssertionLogNotificationPortRegistered = (port != MACH_PORT_NULL);
- }
-
- return ret;
-}
-
-IOReturn
RootDomainUserClient::clientClose( void )
{
terminate();
-
- if (fAssertionLogNotificationPortRegistered) {
- secureSetAssertionLogNotificationPort(MACH_PORT_NULL);
- }
return kIOReturnSuccess;
}
@@ -328,356 +238,139 @@
}
IOReturn
-RootDomainUserClient::registerNotificationPort(mach_port_t port, UInt32 type, UInt32 refCon)
-{
- switch ((IOPMUserClientNotificationType)type) {
- case IOPMUserClientNotificationType_AssertionLog:
- return secureSetAssertionLogNotificationPort(port);
- }
-
- return kIOReturnSuccess;
-}
-
-IOReturn
-RootDomainUserClient::externalMethod(uint32_t selector, IOExternalMethodArgumentsOpaque * args )
-{
- static const IOExternalMethodDispatch2022 dispatchArray[] = {
- [kPMSetAggressiveness] = {
- .function = &RootDomainUserClient::externalMethodDispatched,
- .checkScalarInputCount = 2,
- .checkStructureInputSize = 0,
- .checkScalarOutputCount = 1,
- .checkStructureOutputSize = 0,
- .allowAsync = false,
- .checkEntitlement = NULL,
- },
- [kPMGetAggressiveness] = {
- .function = &RootDomainUserClient::externalMethodDispatched,
- .checkScalarInputCount = 1,
- .checkStructureInputSize = 0,
- .checkScalarOutputCount = 1,
- .checkStructureOutputSize = 0,
- .allowAsync = false,
- .checkEntitlement = NULL,
- },
- [kPMSleepSystem] = {
- .function = &RootDomainUserClient::externalMethodDispatched,
- .checkScalarInputCount = 0,
- .checkStructureInputSize = 0,
- .checkScalarOutputCount = 1,
- .checkStructureOutputSize = 0,
- .allowAsync = false,
- .checkEntitlement = NULL,
- },
- [kPMAllowPowerChange] = {
- .function = &RootDomainUserClient::externalMethodDispatched,
- .checkScalarInputCount = 1,
- .checkStructureInputSize = 0,
- .checkScalarOutputCount = 0,
- .checkStructureOutputSize = 0,
- .allowAsync = false,
- .checkEntitlement = NULL,
- },
- [kPMCancelPowerChange] = {
- .function = &RootDomainUserClient::externalMethodDispatched,
- .checkScalarInputCount = 1,
- .checkStructureInputSize = 0,
- .checkScalarOutputCount = 0,
- .checkStructureOutputSize = 0,
- .allowAsync = false,
- .checkEntitlement = NULL,
- },
- [kPMShutdownSystem] = {
- .function = &RootDomainUserClient::externalMethodDispatched,
- .checkScalarInputCount = 0,
- .checkStructureInputSize = 0,
- .checkScalarOutputCount = 0,
- .checkStructureOutputSize = 0,
- .allowAsync = false,
- .checkEntitlement = NULL,
- },
- [kPMRestartSystem] = {
- .function = &RootDomainUserClient::externalMethodDispatched,
- .checkScalarInputCount = 0,
- .checkStructureInputSize = 0,
- .checkScalarOutputCount = 0,
- .checkStructureOutputSize = 0,
- .allowAsync = false,
- .checkEntitlement = NULL,
- },
- [kPMSleepSystemOptions] = {
- .function = &RootDomainUserClient::externalMethodDispatched,
- .checkScalarInputCount = 0,
- .checkStructureInputSize = kIOUCVariableStructureSize,
- .checkScalarOutputCount = 0,
- .checkStructureOutputSize = sizeof(uint32_t),
- .allowAsync = false,
- .checkEntitlement = NULL,
- },
- [kPMSetMaintenanceWakeCalendar] = {
- .function = &RootDomainUserClient::externalMethodDispatched,
- .checkScalarInputCount = 0,
- .checkStructureInputSize = sizeof(IOPMCalendarStruct),
- .checkScalarOutputCount = 0,
- .checkStructureOutputSize = sizeof(uint32_t),
- .allowAsync = false,
- .checkEntitlement = NULL,
- },
- [kPMSetUserAssertionLevels] = {
- .function = &RootDomainUserClient::externalMethodDispatched,
- .checkScalarInputCount = 1,
- .checkStructureInputSize = 0,
- .checkScalarOutputCount = 0,
- .checkStructureOutputSize = 0,
- .allowAsync = false,
- .checkEntitlement = NULL,
- },
- [kPMActivityTickle] = {
- .function = &RootDomainUserClient::externalMethodDispatched,
- .checkScalarInputCount = 0,
- .checkStructureInputSize = 0,
- .checkScalarOutputCount = 0,
- .checkStructureOutputSize = 0,
- .allowAsync = false,
- .checkEntitlement = NULL,
- },
- [kPMSetClamshellSleepState] = {
- .function = &RootDomainUserClient::externalMethodDispatched,
- .checkScalarInputCount = 1,
- .checkStructureInputSize = 0,
- .checkScalarOutputCount = 0,
- .checkStructureOutputSize = 0,
- .allowAsync = false,
- .checkEntitlement = NULL,
- },
- [kPMGetSystemSleepType] = {
- .function = &RootDomainUserClient::externalMethodDispatched,
- .checkScalarInputCount = 0,
- .checkStructureInputSize = 0,
- .checkScalarOutputCount = 2,
- .checkStructureOutputSize = 0,
- .allowAsync = false,
- .checkEntitlement = NULL,
- },
- [kPMSleepWakeWatchdogEnable] = {
- .function = &RootDomainUserClient::externalMethodDispatched,
- .checkScalarInputCount = 0,
- .checkStructureInputSize = 0,
- .checkScalarOutputCount = 0,
- .checkStructureOutputSize = 0,
- .allowAsync = false,
- .checkEntitlement = NULL,
- },
- [kPMSleepWakeDebugTrig] = {
- .function = &RootDomainUserClient::externalMethodDispatched,
- .checkScalarInputCount = 0,
- .checkStructureInputSize = 0,
- .checkScalarOutputCount = 0,
- .checkStructureOutputSize = 0,
- .allowAsync = false,
- .checkEntitlement = NULL,
- },
- [kPMSetDisplayPowerOn] = {
- .function = &RootDomainUserClient::externalMethodDispatched,
- .checkScalarInputCount = 1,
- .checkStructureInputSize = 0,
- .checkScalarOutputCount = 0,
- .checkStructureOutputSize = 0,
- .allowAsync = false,
- .checkEntitlement = NULL,
- },
- [kPMRequestIdleSleepRevert] = {
- .function = &RootDomainUserClient::externalMethodDispatched,
- .checkScalarInputCount = 0,
- .checkStructureInputSize = 0,
- .checkScalarOutputCount = 1,
- .checkStructureOutputSize = 0,
- .allowAsync = false,
- .checkEntitlement = NULL,
- },
- [kPMSetLDMHibernationDisable] = {
- .function = &RootDomainUserClient::externalMethodDispatched,
- .checkScalarInputCount = 1,
- .checkStructureInputSize = 0,
- .checkScalarOutputCount = 0,
- .checkStructureOutputSize = 0,
- .allowAsync = false,
- .checkEntitlement = NULL,
- },
- [kPMGetAssertionLog] = {
- .function = &RootDomainUserClient::externalMethodDispatched,
- .checkScalarInputCount = 0,
- .checkStructureInputSize = 0,
- .checkScalarOutputCount = 0,
- .checkStructureOutputSize = sizeof(IOPMAssertionLogData),
- .allowAsync = false,
- .checkEntitlement = NULL,
- },
- [kPMSetAssertionLogThreshold] = {
- .function = &RootDomainUserClient::externalMethodDispatched,
- .checkScalarInputCount = 1,
- .checkStructureInputSize = 0,
- .checkScalarOutputCount = 0,
- .checkStructureOutputSize = 0,
- .allowAsync = false,
- .checkEntitlement = NULL,
- },
- };
-
- return dispatchExternalMethod(selector, args, dispatchArray, sizeof(dispatchArray) / sizeof(dispatchArray[0]), this, NULL);
-}
-IOReturn
-RootDomainUserClient::externalMethodDispatched(OSObject * target, void * reference, IOExternalMethodArguments * arguments)
-{
- IOReturn ret = kIOReturnBadArgument;
- RootDomainUserClient *me = (typeof(me))target;
- IOMemoryDescriptor *outMD = nullptr;
- IOMemoryMap *outMap = nullptr;
-
- if (arguments->structureOutputSize > 0 || arguments->structureOutputDescriptorSize > 0) {
- if (arguments->structureOutputDescriptor) {
- outMD = arguments->structureOutputDescriptor;
- outMD->retain();
- } else {
- outMD = IOMemoryDescriptor::withAddressRange((mach_vm_address_t)arguments->structureOutput, arguments->structureOutputSize, kIODirectionIn, kernel_task);
- }
-
- require_action(outMD != nullptr, out, ret = kIOReturnError);
- outMap = outMD->map();
- require_action(outMap != nullptr, out, ret = kIOReturnError);
- }
-
- switch (arguments->selector) {
+RootDomainUserClient::externalMethod(
+ uint32_t selector,
+ IOExternalMethodArguments * arguments,
+ IOExternalMethodDispatch * dispatch __unused,
+ OSObject * target __unused,
+ void * reference __unused )
+{
+ IOReturn ret = kIOReturnBadArgument;
+
+ switch (selector) {
case kPMSetAggressiveness:
- ret = me->secureSetAggressiveness(
- (unsigned long)arguments->scalarInput[0],
- (unsigned long)arguments->scalarInput[1],
- (int *)&arguments->scalarOutput[0]);
+ 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:
- ret = me->fOwner->getAggressiveness(
- (unsigned long)arguments->scalarInput[0],
- (unsigned long *)&arguments->scalarOutput[0]);
+ if ((1 == arguments->scalarInputCount)
+ && (1 == arguments->scalarOutputCount)) {
+ ret = fOwner->getAggressiveness(
+ (unsigned long)arguments->scalarInput[0],
+ (unsigned long *)&arguments->scalarOutput[0]);
+ }
break;
case kPMSleepSystem:
- ret = me->secureSleepSystem(
- (uint32_t *)&arguments->scalarOutput[0]);
+ if (1 == arguments->scalarOutputCount) {
+ ret = this->secureSleepSystem(
+ (uint32_t *)&arguments->scalarOutput[0]);
+ }
break;
case kPMAllowPowerChange:
- ret = me->fOwner->allowPowerChange(
- arguments->scalarInput[0]);
+ if (1 == arguments->scalarInputCount) {
+ ret = fOwner->allowPowerChange(
+ arguments->scalarInput[0]);
+ }
break;
case kPMCancelPowerChange:
- ret = me->fOwner->cancelPowerChange(
- arguments->scalarInput[0]);
+ if (1 == arguments->scalarInputCount) {
+ ret = fOwner->cancelPowerChange(
+ arguments->scalarInput[0]);
+ }
break;
case kPMShutdownSystem:
- // deprecated interface
+ // deperecated interface
ret = kIOReturnUnsupported;
break;
case kPMRestartSystem:
- // deprecated interface
+ // deperecated interface
ret = kIOReturnUnsupported;
break;
case kPMSleepSystemOptions:
- ret = me->secureSleepSystemOptions(
+ ret = this->secureSleepSystemOptions(
arguments->structureInput,
arguments->structureInputSize,
- (uint32_t *)&arguments->structureOutput);
+ (uint32_t *)&arguments->scalarOutput[0]);
break;
case kPMSetMaintenanceWakeCalendar:
- ret = me->secureSetMaintenanceWakeCalendar(
- (IOPMCalendarStruct *)arguments->structureInput,
- (uint32_t *)&arguments->structureOutput);
- arguments->structureOutputSize = sizeof(uint32_t);
+ 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 = me->secureSetUserAssertionLevels(
+ ret = this->secureSetUserAssertionLevels(
(uint32_t)arguments->scalarInput[0]);
break;
case kPMActivityTickle:
- if (me->fOwner->checkSystemCanSustainFullWake()) {
- me->fOwner->reportUserInput();
- me->fOwner->setProperty(kIOPMRootDomainWakeTypeKey, "UserActivity Assertion");
+ if (fOwner->checkSystemCanSustainFullWake()) {
+ fOwner->reportUserInput();
+ fOwner->setProperty(kIOPMRootDomainWakeTypeKey, "UserActivity Assertion");
}
ret = kIOReturnSuccess;
break;
case kPMSetClamshellSleepState:
- me->fOwner->setClamShellSleepDisable(arguments->scalarInput[0] ? true : false,
+ fOwner->setClamShellSleepDisable(arguments->scalarInput[0] ? true : false,
IOPMrootDomain::kClamshellSleepDisablePowerd);
ret = kIOReturnSuccess;
break;
case kPMGetSystemSleepType:
- ret = me->secureGetSystemSleepType(
- (uint32_t *) &arguments->scalarOutput[0],
- (uint32_t *) &arguments->scalarOutput[1]);
+ 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(me->fOwningTask, kIOClientPrivilegeAdministrator);
+ ret = clientHasPrivilege(fOwningTask, kIOClientPrivilegeAdministrator);
if (ret == kIOReturnSuccess) {
- me->fOwner->sleepWakeDebugEnableWdog();
- }
- break;
+ fOwner->sleepWakeDebugEnableWdog();
+ }
+ break;
+
case kPMSleepWakeDebugTrig:
- ret = clientHasPrivilege(me->fOwningTask, kIOClientPrivilegeAdministrator);
+ ret = clientHasPrivilege(fOwningTask, kIOClientPrivilegeAdministrator);
if (ret == kIOReturnSuccess) {
- me->fOwner->sleepWakeDebugTrig(false);
+ fOwner->sleepWakeDebugTrig(false);
}
break;
#endif
case kPMSetDisplayPowerOn:
- ret = clientHasPrivilege(me->fOwningTask, kIOClientPrivilegeAdministrator);
- if (ret == kIOReturnSuccess) {
- me->fOwner->setDisplayPowerOn((uint32_t)arguments->scalarInput[0]);
- }
- break;
-
- case kPMRequestIdleSleepRevert:
- ret = me->secureAttemptIdleSleepAbort(
- (uint32_t *) &arguments->scalarOutput[0]);
- break;
-
- case kPMSetLDMHibernationDisable:
- ret = me->secureSetLockdownModeHibernation((uint32_t)arguments->scalarInput[0]);
- break;
-
- case kPMGetAssertionLog:
- require_action(outMap != nullptr, out, ret = kIOReturnBadArgument);
- ret = me->secureGetAssertionLog((IOPMAssertionLogData *)outMap->getAddress());
- break;
-
- case kPMSetAssertionLogThreshold:
- ret = me->secureSetAssertionLogNotificationThreshold(arguments->scalarInput[0]);
+ if (1 == arguments->scalarInputCount) {
+ ret = clientHasPrivilege(fOwningTask, kIOClientPrivilegeAdministrator);
+ if (ret == kIOReturnSuccess) {
+ fOwner->setDisplayPowerOn((uint32_t)arguments->scalarInput[0]);
+ }
+ }
break;
default:
// bad selector
- ret = kIOReturnBadArgument;
- break;
- }
-
-out:
- if (outMap) {
- outMap->unmap();
- }
-
- OSSafeReleaseNULL(outMap);
- OSSafeReleaseNULL(outMD);
+ return kIOReturnBadArgument;
+ }
return ret;
}