source: https://github.com/processhacker/processhacker/blob/master/phnt/include/ntexapi.h
// rev // private typedef enum _SYSTEM_INFORMATION_CLASS { SystemBasicInformation, // q: SYSTEM_BASIC_INFORMATION SystemProcessorInformation, // q: SYSTEM_PROCESSOR_INFORMATION SystemPerformanceInformation, // q: SYSTEM_PERFORMANCE_INFORMATION SystemTimeOfDayInformation, // q: SYSTEM_TIMEOFDAY_INFORMATION SystemPathInformation, // not implemented SystemProcessInformation, // q: SYSTEM_PROCESS_INFORMATION SystemCallCountInformation, // q: SYSTEM_CALL_COUNT_INFORMATION SystemDeviceInformation, // q: SYSTEM_DEVICE_INFORMATION SystemProcessorPerformanceInformation, // q: SYSTEM_PROCESSOR_PERFORMANCE_INFORMATION SystemFlagsInformation, // q: SYSTEM_FLAGS_INFORMATION SystemCallTimeInformation, // not implemented // SYSTEM_CALL_TIME_INFORMATION // 10 SystemModuleInformation, // q: RTL_PROCESS_MODULES SystemLocksInformation, // q: RTL_PROCESS_LOCKS SystemStackTraceInformation, // q: RTL_PROCESS_BACKTRACES SystemPagedPoolInformation, // not implemented SystemNonPagedPoolInformation, // not implemented SystemHandleInformation, // q: SYSTEM_HANDLE_INFORMATION SystemObjectInformation, // q: SYSTEM_OBJECTTYPE_INFORMATION mixed with SYSTEM_OBJECT_INFORMATION SystemPageFileInformation, // q: SYSTEM_PAGEFILE_INFORMATION SystemVdmInstemulInformation, // q SystemVdmBopInformation, // not implemented // 20 SystemFileCacheInformation, // q: SYSTEM_FILECACHE_INFORMATION; s (requires SeIncreaseQuotaPrivilege) (info for WorkingSetTypeSystemCache) SystemPoolTagInformation, // q: SYSTEM_POOLTAG_INFORMATION SystemInterruptInformation, // q: SYSTEM_INTERRUPT_INFORMATION SystemDpcBehaviorInformation, // q: SYSTEM_DPC_BEHAVIOR_INFORMATION; s: SYSTEM_DPC_BEHAVIOR_INFORMATION (requires SeLoadDriverPrivilege) SystemFullMemoryInformation, // not implemented SystemLoadGdiDriverInformation, // s (kernel-mode only) SystemUnloadGdiDriverInformation, // s (kernel-mode only) SystemTimeAdjustmentInformation, // q: SYSTEM_QUERY_TIME_ADJUST_INFORMATION; s: SYSTEM_SET_TIME_ADJUST_INFORMATION (requires SeSystemtimePrivilege) SystemSummaryMemoryInformation, // not implemented SystemMirrorMemoryInformation, // s (requires license value "Kernel-MemoryMirroringSupported") (requires SeShutdownPrivilege) // 30 SystemPerformanceTraceInformation, // q; s: (type depends on EVENT_TRACE_INFORMATION_CLASS) SystemObsolete0, // not implemented SystemExceptionInformation, // q: SYSTEM_EXCEPTION_INFORMATION SystemCrashDumpStateInformation, // s (requires SeDebugPrivilege) SystemKernelDebuggerInformation, // q: SYSTEM_KERNEL_DEBUGGER_INFORMATION SystemContextSwitchInformation, // q: SYSTEM_CONTEXT_SWITCH_INFORMATION SystemRegistryQuotaInformation, // q: SYSTEM_REGISTRY_QUOTA_INFORMATION; s (requires SeIncreaseQuotaPrivilege) SystemExtendServiceTableInformation, // s (requires SeLoadDriverPrivilege) // loads win32k only SystemPrioritySeperation, // s (requires SeTcbPrivilege) SystemVerifierAddDriverInformation, // s (requires SeDebugPrivilege) // 40 SystemVerifierRemoveDriverInformation, // s (requires SeDebugPrivilege) SystemProcessorIdleInformation, // q: SYSTEM_PROCESSOR_IDLE_INFORMATION SystemLegacyDriverInformation, // q: SYSTEM_LEGACY_DRIVER_INFORMATION SystemCurrentTimeZoneInformation, // q; s: RTL_TIME_ZONE_INFORMATION SystemLookasideInformation, // q: SYSTEM_LOOKASIDE_INFORMATION SystemTimeSlipNotification, // s (requires SeSystemtimePrivilege) SystemSessionCreate, // not implemented SystemSessionDetach, // not implemented SystemSessionInformation, // not implemented (SYSTEM_SESSION_INFORMATION) SystemRangeStartInformation, // q: SYSTEM_RANGE_START_INFORMATION // 50 SystemVerifierInformation, // q: SYSTEM_VERIFIER_INFORMATION; s (requires SeDebugPrivilege) SystemVerifierThunkExtend, // s (kernel-mode only) SystemSessionProcessInformation, // q: SYSTEM_SESSION_PROCESS_INFORMATION SystemLoadGdiDriverInSystemSpace, // s (kernel-mode only) (same as SystemLoadGdiDriverInformation) SystemNumaProcessorMap, // q SystemPrefetcherInformation, // q: PREFETCHER_INFORMATION; s: PREFETCHER_INFORMATION // PfSnQueryPrefetcherInformation SystemExtendedProcessInformation, // q: SYSTEM_PROCESS_INFORMATION SystemRecommendedSharedDataAlignment, // q SystemComPlusPackage, // q; s SystemNumaAvailableMemory, // 60 SystemProcessorPowerInformation, // q: SYSTEM_PROCESSOR_POWER_INFORMATION SystemEmulationBasicInformation, SystemEmulationProcessorInformation, SystemExtendedHandleInformation, // q: SYSTEM_HANDLE_INFORMATION_EX SystemLostDelayedWriteInformation, // q: ULONG SystemBigPoolInformation, // q: SYSTEM_BIGPOOL_INFORMATION SystemSessionPoolTagInformation, // q: SYSTEM_SESSION_POOLTAG_INFORMATION SystemSessionMappedViewInformation, // q: SYSTEM_SESSION_MAPPED_VIEW_INFORMATION SystemHotpatchInformation, // q; s: SYSTEM_HOTPATCH_CODE_INFORMATION SystemObjectSecurityMode, // q: ULONG // 70 SystemWatchdogTimerHandler, // s (kernel-mode only) SystemWatchdogTimerInformation, // q (kernel-mode only); s (kernel-mode only) SystemLogicalProcessorInformation, // q: SYSTEM_LOGICAL_PROCESSOR_INFORMATION SystemWow64SharedInformationObsolete, // not implemented SystemRegisterFirmwareTableInformationHandler, // s (kernel-mode only) SystemFirmwareTableInformation, // SYSTEM_FIRMWARE_TABLE_INFORMATION SystemModuleInformationEx, // q: RTL_PROCESS_MODULE_INFORMATION_EX SystemVerifierTriageInformation, // not implemented SystemSuperfetchInformation, // q; s: SUPERFETCH_INFORMATION // PfQuerySuperfetchInformation SystemMemoryListInformation, // q: SYSTEM_MEMORY_LIST_INFORMATION; s: SYSTEM_MEMORY_LIST_COMMAND (requires SeProfileSingleProcessPrivilege) // 80 SystemFileCacheInformationEx, // q: SYSTEM_FILECACHE_INFORMATION; s (requires SeIncreaseQuotaPrivilege) (same as SystemFileCacheInformation) SystemThreadPriorityClientIdInformation, // s: SYSTEM_THREAD_CID_PRIORITY_INFORMATION (requires SeIncreaseBasePriorityPrivilege) SystemProcessorIdleCycleTimeInformation, // q: SYSTEM_PROCESSOR_IDLE_CYCLE_TIME_INFORMATION[] SystemVerifierCancellationInformation, // not implemented // name:wow64:whNT32QuerySystemVerifierCancellationInformation SystemProcessorPowerInformationEx, // not implemented SystemRefTraceInformation, // q; s: SYSTEM_REF_TRACE_INFORMATION // ObQueryRefTraceInformation SystemSpecialPoolInformation, // q; s (requires SeDebugPrivilege) // MmSpecialPoolTag, then MmSpecialPoolCatchOverruns != 0 SystemProcessIdInformation, // q: SYSTEM_PROCESS_ID_INFORMATION SystemErrorPortInformation, // s (requires SeTcbPrivilege) SystemBootEnvironmentInformation, // q: SYSTEM_BOOT_ENVIRONMENT_INFORMATION // 90 SystemHypervisorInformation, // q; s (kernel-mode only) SystemVerifierInformationEx, // q; s: SYSTEM_VERIFIER_INFORMATION_EX SystemTimeZoneInformation, // s (requires SeTimeZonePrivilege) SystemImageFileExecutionOptionsInformation, // s: SYSTEM_IMAGE_FILE_EXECUTION_OPTIONS_INFORMATION (requires SeTcbPrivilege) SystemCoverageInformation, // q; s // name:wow64:whNT32QuerySystemCoverageInformation; ExpCovQueryInformation SystemPrefetchPatchInformation, // not implemented SystemVerifierFaultsInformation, // s (requires SeDebugPrivilege) SystemSystemPartitionInformation, // q: SYSTEM_SYSTEM_PARTITION_INFORMATION SystemSystemDiskInformation, // q: SYSTEM_SYSTEM_DISK_INFORMATION SystemProcessorPerformanceDistribution, // q: SYSTEM_PROCESSOR_PERFORMANCE_DISTRIBUTION // 100 SystemNumaProximityNodeInformation, SystemDynamicTimeZoneInformation, // q; s (requires SeTimeZonePrivilege) SystemCodeIntegrityInformation, // q: SYSTEM_CODEINTEGRITY_INFORMATION // SeCodeIntegrityQueryInformation SystemProcessorMicrocodeUpdateInformation, // s SystemProcessorBrandString, // q // HaliQuerySystemInformation -> HalpGetProcessorBrandString, info class 23 SystemVirtualAddressInformation, // q: SYSTEM_VA_LIST_INFORMATION[]; s: SYSTEM_VA_LIST_INFORMATION[] (requires SeIncreaseQuotaPrivilege) // MmQuerySystemVaInformation SystemLogicalProcessorAndGroupInformation, // q: SYSTEM_LOGICAL_PROCESSOR_INFORMATION_EX // since WIN7 // KeQueryLogicalProcessorRelationship SystemProcessorCycleTimeInformation, // q: SYSTEM_PROCESSOR_CYCLE_TIME_INFORMATION[] SystemStoreInformation, // q; s: SYSTEM_STORE_INFORMATION // SmQueryStoreInformation SystemRegistryAppendString, // s: SYSTEM_REGISTRY_APPEND_STRING_PARAMETERS // 110 SystemAitSamplingValue, // s: ULONG (requires SeProfileSingleProcessPrivilege) SystemVhdBootInformation, // q: SYSTEM_VHD_BOOT_INFORMATION SystemCpuQuotaInformation, // q; s // PsQueryCpuQuotaInformation SystemNativeBasicInformation, // not implemented SystemSpare1, // not implemented SystemLowPriorityIoInformation, // q: SYSTEM_LOW_PRIORITY_IO_INFORMATION SystemTpmBootEntropyInformation, // q: TPM_BOOT_ENTROPY_NT_RESULT // ExQueryTpmBootEntropyInformation SystemVerifierCountersInformation, // q: SYSTEM_VERIFIER_COUNTERS_INFORMATION SystemPagedPoolInformationEx, // q: SYSTEM_FILECACHE_INFORMATION; s (requires SeIncreaseQuotaPrivilege) (info for WorkingSetTypePagedPool) SystemSystemPtesInformationEx, // q: SYSTEM_FILECACHE_INFORMATION; s (requires SeIncreaseQuotaPrivilege) (info for WorkingSetTypeSystemPtes) // 120 SystemNodeDistanceInformation, SystemAcpiAuditInformation, // q: SYSTEM_ACPI_AUDIT_INFORMATION // HaliQuerySystemInformation -> HalpAuditQueryResults, info class 26 SystemBasicPerformanceInformation, // q: SYSTEM_BASIC_PERFORMANCE_INFORMATION // name:wow64:whNtQuerySystemInformation_SystemBasicPerformanceInformation SystemQueryPerformanceCounterInformation, // q: SYSTEM_QUERY_PERFORMANCE_COUNTER_INFORMATION // since WIN7 SP1 SystemSessionBigPoolInformation, // q: SYSTEM_SESSION_POOLTAG_INFORMATION // since WIN8 SystemBootGraphicsInformation, // q; s: SYSTEM_BOOT_GRAPHICS_INFORMATION (kernel-mode only) SystemScrubPhysicalMemoryInformation, // q; s: MEMORY_SCRUB_INFORMATION SystemBadPageInformation, SystemProcessorProfileControlArea, // q; s: SYSTEM_PROCESSOR_PROFILE_CONTROL_AREA SystemCombinePhysicalMemoryInformation, // s: MEMORY_COMBINE_INFORMATION, MEMORY_COMBINE_INFORMATION_EX, MEMORY_COMBINE_INFORMATION_EX2 // 130 SystemEntropyInterruptTimingCallback, SystemConsoleInformation, // q: SYSTEM_CONSOLE_INFORMATION SystemPlatformBinaryInformation, // q: SYSTEM_PLATFORM_BINARY_INFORMATION SystemThrottleNotificationInformation, SystemHypervisorProcessorCountInformation, // q: SYSTEM_HYPERVISOR_PROCESSOR_COUNT_INFORMATION SystemDeviceDataInformation, // q: SYSTEM_DEVICE_DATA_INFORMATION SystemDeviceDataEnumerationInformation, SystemMemoryTopologyInformation, // q: SYSTEM_MEMORY_TOPOLOGY_INFORMATION SystemMemoryChannelInformation, // q: SYSTEM_MEMORY_CHANNEL_INFORMATION SystemBootLogoInformation, // q: SYSTEM_BOOT_LOGO_INFORMATION // 140 SystemProcessorPerformanceInformationEx, // q: SYSTEM_PROCESSOR_PERFORMANCE_INFORMATION_EX // since WINBLUE SystemSpare0, SystemSecureBootPolicyInformation, // q: SYSTEM_SECUREBOOT_POLICY_INFORMATION SystemPageFileInformationEx, // q: SYSTEM_PAGEFILE_INFORMATION_EX SystemSecureBootInformation, // q: SYSTEM_SECUREBOOT_INFORMATION SystemEntropyInterruptTimingRawInformation, SystemPortableWorkspaceEfiLauncherInformation, // q: SYSTEM_PORTABLE_WORKSPACE_EFI_LAUNCHER_INFORMATION SystemFullProcessInformation, // q: SYSTEM_PROCESS_INFORMATION with SYSTEM_PROCESS_INFORMATION_EXTENSION (requires admin) SystemKernelDebuggerInformationEx, // q: SYSTEM_KERNEL_DEBUGGER_INFORMATION_EX SystemBootMetadataInformation, // 150 SystemSoftRebootInformation, // q: ULONG SystemElamCertificateInformation, // s: SYSTEM_ELAM_CERTIFICATE_INFORMATION SystemOfflineDumpConfigInformation, SystemProcessorFeaturesInformation, // q: SYSTEM_PROCESSOR_FEATURES_INFORMATION SystemRegistryReconciliationInformation, SystemEdidInformation, SystemManufacturingInformation, // q: SYSTEM_MANUFACTURING_INFORMATION // since THRESHOLD SystemEnergyEstimationConfigInformation, // q: SYSTEM_ENERGY_ESTIMATION_CONFIG_INFORMATION SystemHypervisorDetailInformation, // q: SYSTEM_HYPERVISOR_DETAIL_INFORMATION SystemProcessorCycleStatsInformation, // q: SYSTEM_PROCESSOR_CYCLE_STATS_INFORMATION // 160 SystemVmGenerationCountInformation, SystemTrustedPlatformModuleInformation, // q: SYSTEM_TPM_INFORMATION SystemKernelDebuggerFlags, // SYSTEM_KERNEL_DEBUGGER_FLAGS SystemCodeIntegrityPolicyInformation, // q: SYSTEM_CODEINTEGRITYPOLICY_INFORMATION SystemIsolatedUserModeInformation, // q: SYSTEM_ISOLATED_USER_MODE_INFORMATION SystemHardwareSecurityTestInterfaceResultsInformation, SystemSingleModuleInformation, // q: SYSTEM_SINGLE_MODULE_INFORMATION SystemAllowedCpuSetsInformation, SystemVsmProtectionInformation, // q: SYSTEM_VSM_PROTECTION_INFORMATION (previously SystemDmaProtectionInformation) SystemInterruptCpuSetsInformation, // q: SYSTEM_INTERRUPT_CPU_SET_INFORMATION // 170 SystemSecureBootPolicyFullInformation, // q: SYSTEM_SECUREBOOT_POLICY_FULL_INFORMATION SystemCodeIntegrityPolicyFullInformation, SystemAffinitizedInterruptProcessorInformation, SystemRootSiloInformation, // q: SYSTEM_ROOT_SILO_INFORMATION SystemCpuSetInformation, // q: SYSTEM_CPU_SET_INFORMATION // since THRESHOLD2 SystemCpuSetTagInformation, // q: SYSTEM_CPU_SET_TAG_INFORMATION SystemWin32WerStartCallout, SystemSecureKernelProfileInformation, // q: SYSTEM_SECURE_KERNEL_HYPERGUARD_PROFILE_INFORMATION SystemCodeIntegrityPlatformManifestInformation, // q: SYSTEM_SECUREBOOT_PLATFORM_MANIFEST_INFORMATION // since REDSTONE SystemInterruptSteeringInformation, // 180 SystemSupportedProcessorArchitectures, SystemMemoryUsageInformation, // q: SYSTEM_MEMORY_USAGE_INFORMATION SystemCodeIntegrityCertificateInformation, // q: SYSTEM_CODEINTEGRITY_CERTIFICATE_INFORMATION SystemPhysicalMemoryInformation, // q: SYSTEM_PHYSICAL_MEMORY_INFORMATION // since REDSTONE2 SystemControlFlowTransition, SystemKernelDebuggingAllowed, // s: ULONG SystemActivityModerationExeState, // SYSTEM_ACTIVITY_MODERATION_EXE_STATE SystemActivityModerationUserSettings, // SYSTEM_ACTIVITY_MODERATION_USER_SETTINGS SystemCodeIntegrityPoliciesFullInformation, SystemCodeIntegrityUnlockInformation, // SYSTEM_CODEINTEGRITY_UNLOCK_INFORMATION // 190 SystemIntegrityQuotaInformation, SystemFlushInformation, // q: SYSTEM_FLUSH_INFORMATION SystemProcessorIdleMaskInformation, // q: ULONG_PTR // since REDSTONE3 SystemSecureDumpEncryptionInformation, SystemWriteConstraintInformation, // SYSTEM_WRITE_CONSTRAINT_INFORMATION SystemKernelVaShadowInformation, // SYSTEM_KERNEL_VA_SHADOW_INFORMATION SystemHypervisorSharedPageInformation, // SYSTEM_HYPERVISOR_SHARED_PAGE_INFORMATION // since REDSTONE4 SystemFirmwareBootPerformanceInformation, SystemCodeIntegrityVerificationInformation, // SYSTEM_CODEINTEGRITYVERIFICATION_INFORMATION SystemFirmwarePartitionInformation, // SYSTEM_FIRMWARE_PARTITION_INFORMATION // 200 SystemSpeculationControlInformation, // SYSTEM_SPECULATION_CONTROL_INFORMATION // (CVE-2017-5715) REDSTONE3 and above. SystemDmaGuardPolicyInformation, // SYSTEM_DMA_GUARD_POLICY_INFORMATION SystemEnclaveLaunchControlInformation, // SYSTEM_ENCLAVE_LAUNCH_CONTROL_INFORMATION SystemWorkloadAllowedCpuSetsInformation, // SYSTEM_WORKLOAD_ALLOWED_CPU_SET_INFORMATION // since REDSTONE5 SystemCodeIntegrityUnlockModeInformation, SystemLeapSecondInformation, // SYSTEM_LEAP_SECOND_INFORMATION SystemFlags2Information, // q: SYSTEM_FLAGS_INFORMATION SystemSecurityModelInformation, // SYSTEM_SECURITY_MODEL_INFORMATION // since 19H1 SystemCodeIntegritySyntheticCacheInformation, MaxSystemInfoClass } SYSTEM_INFORMATION_CLASS;