_SYSTEM_INFORMATION_CLASS

//0x4 bytes (sizeof) enum _SYSTEM_INFORMATION_CLASS { SystemBasicInformation = 0, SystemProcessorInformation = 1, SystemPerformanceInformation = 2, SystemTimeOfDayInformation = 3, SystemPathInformation = 4, SystemProcessInformation = 5, SystemCallCountInformation = 6, SystemDeviceInformation = 7, SystemProcessorPerformanceInformation = 8, SystemFlagsInformation = 9, SystemCallTimeInformation = 10, SystemModuleInformation = 11, SystemLocksInformation = 12, SystemStackTraceInformation = 13, SystemPagedPoolInformation = 14, SystemNonPagedPoolInformation = 15, SystemHandleInformation = 16, SystemObjectInformation = 17, SystemPageFileInformation = 18, SystemVdmInstemulInformation = 19, SystemVdmBopInformation = 20, SystemFileCacheInformation = 21, SystemPoolTagInformation = 22, SystemInterruptInformation = 23, SystemDpcBehaviorInformation = 24, SystemFullMemoryInformation = 25, SystemLoadGdiDriverInformation = 26, SystemUnloadGdiDriverInformation = 27, SystemTimeAdjustmentInformation = 28, SystemSummaryMemoryInformation = 29, SystemMirrorMemoryInformation = 30, SystemPerformanceTraceInformation = 31, SystemObsolete0 = 32, SystemExceptionInformation = 33, SystemCrashDumpStateInformation = 34, SystemKernelDebuggerInformation = 35, SystemContextSwitchInformation = 36, SystemRegistryQuotaInformation = 37, SystemExtendServiceTableInformation = 38, SystemPrioritySeperation = 39, SystemVerifierAddDriverInformation = 40, SystemVerifierRemoveDriverInformation = 41, SystemProcessorIdleInformation = 42, SystemLegacyDriverInformation = 43, SystemCurrentTimeZoneInformation = 44, SystemLookasideInformation = 45, SystemTimeSlipNotification = 46, SystemSessionCreate = 47, SystemSessionDetach = 48, SystemSessionInformation = 49, SystemRangeStartInformation = 50, SystemVerifierInformation = 51, SystemVerifierThunkExtend = 52, SystemSessionProcessInformation = 53, SystemLoadGdiDriverInSystemSpace = 54, SystemNumaProcessorMap = 55, SystemPrefetcherInformation = 56, SystemExtendedProcessInformation = 57, SystemRecommendedSharedDataAlignment = 58, SystemComPlusPackage = 59, SystemNumaAvailableMemory = 60, SystemProcessorPowerInformation = 61, SystemEmulationBasicInformation = 62, SystemEmulationProcessorInformation = 63, SystemExtendedHandleInformation = 64, SystemLostDelayedWriteInformation = 65, SystemBigPoolInformation = 66, SystemSessionPoolTagInformation = 67, SystemSessionMappedViewInformation = 68, SystemHotpatchInformation = 69, SystemObjectSecurityMode = 70, SystemWatchdogTimerHandler = 71, SystemWatchdogTimerInformation = 72, SystemLogicalProcessorInformation = 73, SystemWow64SharedInformationObsolete = 74, SystemRegisterFirmwareTableInformationHandler = 75, SystemFirmwareTableInformation = 76, SystemModuleInformationEx = 77, SystemVerifierTriageInformation = 78, SystemSuperfetchInformation = 79, SystemMemoryListInformation = 80, SystemFileCacheInformationEx = 81, SystemThreadPriorityClientIdInformation = 82, SystemProcessorIdleCycleTimeInformation = 83, SystemVerifierCancellationInformation = 84, SystemProcessorPowerInformationEx = 85, SystemRefTraceInformation = 86, SystemSpecialPoolInformation = 87, SystemProcessIdInformation = 88, SystemErrorPortInformation = 89, SystemBootEnvironmentInformation = 90, SystemHypervisorInformation = 91, SystemVerifierInformationEx = 92, SystemTimeZoneInformation = 93, SystemImageFileExecutionOptionsInformation = 94, SystemCoverageInformation = 95, SystemPrefetchPatchInformation = 96, SystemVerifierFaultsInformation = 97, SystemSystemPartitionInformation = 98, SystemSystemDiskInformation = 99, SystemProcessorPerformanceDistribution = 100, SystemNumaProximityNodeInformation = 101, SystemDynamicTimeZoneInformation = 102, SystemCodeIntegrityInformation = 103, SystemProcessorMicrocodeUpdateInformation = 104, SystemProcessorBrandString = 105, SystemVirtualAddressInformation = 106, SystemLogicalProcessorAndGroupInformation = 107, SystemProcessorCycleTimeInformation = 108, SystemStoreInformation = 109, SystemRegistryAppendString = 110, SystemAitSamplingValue = 111, SystemVhdBootInformation = 112, SystemCpuQuotaInformation = 113, SystemNativeBasicInformation = 114, SystemErrorPortTimeouts = 115, SystemLowPriorityIoInformation = 116, SystemBootEntropyInformation = 117, SystemVerifierCountersInformation = 118, SystemPagedPoolInformationEx = 119, SystemSystemPtesInformationEx = 120, SystemNodeDistanceInformation = 121, SystemAcpiAuditInformation = 122, SystemBasicPerformanceInformation = 123, SystemQueryPerformanceCounterInformation = 124, SystemSessionBigPoolInformation = 125, SystemBootGraphicsInformation = 126, SystemScrubPhysicalMemoryInformation = 127, SystemBadPageInformation = 128, SystemProcessorProfileControlArea = 129, SystemCombinePhysicalMemoryInformation = 130, SystemEntropyInterruptTimingInformation = 131, SystemConsoleInformation = 132, SystemPlatformBinaryInformation = 133, SystemPolicyInformation = 134, SystemHypervisorProcessorCountInformation = 135, SystemDeviceDataInformation = 136, SystemDeviceDataEnumerationInformation = 137, SystemMemoryTopologyInformation = 138, SystemMemoryChannelInformation = 139, SystemBootLogoInformation = 140, SystemProcessorPerformanceInformationEx = 141, SystemCriticalProcessErrorLogInformation = 142, SystemSecureBootPolicyInformation = 143, SystemPageFileInformationEx = 144, SystemSecureBootInformation = 145, SystemEntropyInterruptTimingRawInformation = 146, SystemPortableWorkspaceEfiLauncherInformation = 147, SystemFullProcessInformation = 148, SystemKernelDebuggerInformationEx = 149, SystemBootMetadataInformation = 150, SystemSoftRebootInformation = 151, SystemElamCertificateInformation = 152, SystemOfflineDumpConfigInformation = 153, SystemProcessorFeaturesInformation = 154, SystemRegistryReconciliationInformation = 155, SystemEdidInformation = 156, SystemManufacturingInformation = 157, SystemEnergyEstimationConfigInformation = 158, SystemHypervisorDetailInformation = 159, SystemProcessorCycleStatsInformation = 160, SystemVmGenerationCountInformation = 161, SystemTrustedPlatformModuleInformation = 162, SystemKernelDebuggerFlags = 163, SystemCodeIntegrityPolicyInformation = 164, SystemIsolatedUserModeInformation = 165, SystemHardwareSecurityTestInterfaceResultsInformation = 166, SystemSingleModuleInformation = 167, SystemAllowedCpuSetsInformation = 168, SystemVsmProtectionInformation = 169, SystemInterruptCpuSetsInformation = 170, SystemSecureBootPolicyFullInformation = 171, SystemCodeIntegrityPolicyFullInformation = 172, SystemAffinitizedInterruptProcessorInformation = 173, SystemRootSiloInformation = 174, SystemCpuSetInformation = 175, SystemCpuSetTagInformation = 176, SystemWin32WerStartCallout = 177, SystemSecureKernelProfileInformation = 178, SystemCodeIntegrityPlatformManifestInformation = 179, SystemInterruptSteeringInformation = 180, SystemSupportedProcessorArchitectures = 181, SystemMemoryUsageInformation = 182, SystemCodeIntegrityCertificateInformation = 183, SystemPhysicalMemoryInformation = 184, SystemControlFlowTransition = 185, SystemKernelDebuggingAllowed = 186, SystemActivityModerationExeState = 187, SystemActivityModerationUserSettings = 188, SystemCodeIntegrityPoliciesFullInformation = 189, SystemCodeIntegrityUnlockInformation = 190, SystemIntegrityQuotaInformation = 191, SystemFlushInformation = 192, SystemProcessorIdleMaskInformation = 193, SystemSecureDumpEncryptionInformation = 194, SystemWriteConstraintInformation = 195, SystemKernelVaShadowInformation = 196, SystemHypervisorSharedPageInformation = 197, SystemFirmwareBootPerformanceInformation = 198, SystemCodeIntegrityVerificationInformation = 199, SystemFirmwarePartitionInformation = 200, SystemSpeculationControlInformation = 201, SystemDmaGuardPolicyInformation = 202, SystemEnclaveLaunchControlInformation = 203, SystemWorkloadAllowedCpuSetsInformation = 204, SystemCodeIntegrityUnlockModeInformation = 205, SystemLeapSecondInformation = 206, SystemFlags2Information = 207, SystemSecurityModelInformation = 208, SystemCodeIntegritySyntheticCacheInformation = 209, SystemFeatureConfigurationInformation = 210, SystemFeatureConfigurationSectionInformation = 211, SystemFeatureUsageSubscriptionInformation = 212, SystemSecureSpeculationControlInformation = 213, SystemSpacesBootInformation = 214, SystemFwRamdiskInformation = 215, SystemWheaIpmiHardwareInformation = 216, SystemDifSetRuleClassInformation = 217, SystemDifClearRuleClassInformation = 218, SystemDifApplyPluginVerificationOnDriver = 219, SystemDifRemovePluginVerificationOnDriver = 220, SystemShadowStackInformation = 221, SystemBuildVersionInformation = 222, SystemPoolLimitInformation = 223, SystemCodeIntegrityAddDynamicStore = 224, SystemCodeIntegrityClearDynamicStores = 225, SystemPoolZeroingInformation = 227, MaxSystemInfoClass = 228 };