C# Signature:

private enum PROCESSINFOCLASS
{
    ProcessBasicInformation             = 0x00,
    ProcessQuotaLimits              = 0x01,
    ProcessIoCounters               = 0x02,
    ProcessVmCounters               = 0x03,
    ProcessTimes                = 0x04,
    ProcessBasePriority             = 0x05,
    ProcessRaisePriority            = 0x06,
    ProcessDebugPort                = 0x07,
    ProcessExceptionPort            = 0x08,
    ProcessAccessToken              = 0x09,
    ProcessLdtInformation               = 0x0A,
    ProcessLdtSize                  = 0x0B,
    ProcessDefaultHardErrorMode         = 0x0C,
    ProcessIoPortHandlers               = 0x0D,
    ProcessPooledUsageAndLimits         = 0x0E,
    ProcessWorkingSetWatch              = 0x0F,
    ProcessUserModeIOPL             = 0x10,
    ProcessEnableAlignmentFaultFixup        = 0x11,
    ProcessPriorityClass            = 0x12,
    ProcessWx86Information              = 0x13,
    ProcessHandleCount              = 0x14,
    ProcessAffinityMask             = 0x15,
    ProcessPriorityBoost            = 0x16,
    ProcessDeviceMap                = 0x17,
    ProcessSessionInformation           = 0x18,
    ProcessForegroundInformation        = 0x19,
    ProcessWow64Information             = 0x1A,
    ProcessImageFileName            = 0x1B,
    ProcessLUIDDeviceMapsEnabled        = 0x1C,
    ProcessBreakOnTermination           = 0x1D,
    ProcessDebugObjectHandle            = 0x1E,
    ProcessDebugFlags               = 0x1F,
    ProcessHandleTracing            = 0x20,
    ProcessIoPriority               = 0x21,
    ProcessExecuteFlags             = 0x22,
    ProcessResourceManagement           = 0x23,
    ProcessCookie                   = 0x24,
    ProcessImageInformation             = 0x25,
    ProcessCycleTime                = 0x26,
    ProcessPagePriority             = 0x27,
    ProcessInstrumentationCallback          = 0x28,
    ProcessThreadStackAllocation        = 0x29,
    ProcessWorkingSetWatchEx            = 0x2A,
    ProcessImageFileNameWin32           = 0x2B,
    ProcessImageFileMapping             = 0x2C,
    ProcessAffinityUpdateMode           = 0x2D,
    ProcessMemoryAllocationMode         = 0x2E,
    ProcessGroupInformation             = 0x2F,
    ProcessTokenVirtualizationEnabled       = 0x30,
    ProcessConsoleHostProcess           = 0x31,
    ProcessWindowInformation            = 0x32,
    ProcessHandleInformation            = 0x33,
    ProcessMitigationPolicy             = 0x34,
    ProcessDynamicFunctionTableInformation      = 0x35,
    ProcessHandleCheckingMode           = 0x36,
    ProcessKeepAliveCount               = 0x37,
    ProcessRevokeFileHandles            = 0x38,
    ProcessWorkingSetControl            = 0x39,
    ProcessHandleTable              = 0x3A,
    ProcessCheckStackExtentsMode        = 0x3B,
    ProcessCommandLineInformation           = 0x3C,
    ProcessProtectionInformation        = 0x3D,
    ProcessMemoryExhaustion             = 0x3E,
    ProcessFaultInformation             = 0x3F,
    ProcessTelemetryIdInformation           = 0x40,
    ProcessCommitReleaseInformation         = 0x41,
    ProcessDefaultCpuSetsInformation        = 0x42,
    ProcessAllowedCpuSetsInformation        = 0x43,
    ProcessSubsystemProcess             = 0x44,
    ProcessJobMemoryInformation         = 0x45,
    ProcessInPrivate                = 0x46,
    ProcessRaiseUMExceptionOnInvalidHandleClose = 0x47,
    ProcessIumChallengeResponse         = 0x48,
    ProcessChildProcessInformation          = 0x49,
    ProcessHighGraphicsPriorityInformation      = 0x4A,
    ProcessSubsystemInformation         = 0x4B,
    ProcessEnergyValues             = 0x4C,
    ProcessActivityThrottleState        = 0x4D,
    ProcessActivityThrottlePolicy           = 0x4E,
    ProcessWin32kSyscallFilterInformation       = 0x4F,
    ProcessDisableSystemAllowedCpuSets      = 0x50,
    ProcessWakeInformation              = 0x51,
    ProcessEnergyTrackingState          = 0x52,
    ProcessManageWritesToExecutableMemory       = 0x53,
    ProcessCaptureTrustletLiveDump          = 0x54,
    ProcessTelemetryCoverage            = 0x55,
    ProcessEnclaveInformation           = 0x56,
    ProcessEnableReadWriteVmLogging         = 0x57,
    ProcessUptimeInformation            = 0x58,
    ProcessImageSection             = 0x59,
    ProcessDebugAuthInformation         = 0x5A,
    ProcessSystemResourceManagement         = 0x5B,
    ProcessSequenceNumber               = 0x5C,
    ProcessLoaderDetour             = 0x5D,
    ProcessSecurityDomainInformation        = 0x5E,
    ProcessCombineSecurityDomainsInformation    = 0x5F,
    ProcessEnableLogging            = 0x60,
    ProcessLeapSecondInformation        = 0x61,
    ProcessFiberShadowStackAllocation       = 0x62,
    ProcessFreeFiberShadowStackAllocation       = 0x63,
    MaxProcessInfoClass             = 0x64
};

VB Signature:

Declare Function PROCESSINFOCLASS Lib "ntdll.dll" (TODO) As TODO

User-Defined Types:

None.

Python signature:

ProcessBasicInformation = 0x00

ProcessQuotaLimits = 0x01

ProcessIoCounters = 0x02

ProcessVmCounters = 0x03

ProcessTimes = 0x04

ProcessBasePriority = 0x05

ProcessRaisePriority = 0x06

ProcessDebugPort = 0x07

ProcessExceptionPort = 0x08

ProcessAccessToken = 0x09

ProcessLdtInformation = 0x0A

ProcessLdtSize = 0x0B

ProcessDefaultHardErrorMode = 0x0C

ProcessIoPortHandlers = 0x0D

ProcessPooledUsageAndLimits = 0x0E

ProcessWorkingSetWatch = 0x0F

ProcessUserModeIOPL = 0x10

ProcessEnableAlignmentFaultFixup = 0x11

ProcessPriorityClass = 0x12

ProcessWx86Information = 0x13

ProcessHandleCount = 0x14

ProcessAffinityMask = 0x15

ProcessPriorityBoost = 0x16

ProcessDeviceMap = 0x17

ProcessSessionInformation = 0x18

ProcessForegroundInformation = 0x19

ProcessWow64Information = 0x1A

ProcessImageFileName = 0x1B

ProcessLUIDDeviceMapsEnabled = 0x1C

ProcessBreakOnTermination = 0x1D

ProcessDebugObjectHandle = 0x1E

ProcessDebugFlags = 0x1F

ProcessHandleTracing = 0x20

ProcessIoPriority = 0x21

ProcessExecuteFlags = 0x22

ProcessResourceManagement = 0x23

ProcessCookie = 0x24

ProcessImageInformation = 0x25

ProcessCycleTime = 0x26

ProcessPagePriority = 0x27

ProcessInstrumentationCallback = 0x28

ProcessThreadStackAllocation = 0x29

ProcessWorkingSetWatchEx = 0x2A

ProcessImageFileNameWin32 = 0x2B

ProcessImageFileMapping = 0x2C

ProcessAffinityUpdateMode = 0x2D

ProcessMemoryAllocationMode = 0x2E

ProcessGroupInformation = 0x2F

ProcessTokenVirtualizationEnabled = 0x30

ProcessConsoleHostProcess = 0x31

ProcessWindowInformation = 0x32

ProcessHandleInformation = 0x33

ProcessMitigationPolicy = 0x34

ProcessDynamicFunctionTableInformation = 0x35

ProcessHandleCheckingMode = 0x36

ProcessKeepAliveCount = 0x37

ProcessRevokeFileHandles = 0x38

ProcessWorkingSetControl = 0x39

ProcessHandleTable = 0x3A

ProcessCheckStackExtentsMode = 0x3B

ProcessCommandLineInformation = 0x3C

ProcessProtectionInformation = 0x3D

ProcessMemoryExhaustion = 0x3E

ProcessFaultInformation = 0x3F

ProcessTelemetryIdInformation = 0x40,

ProcessCommitReleaseInformation = 0x41,

ProcessDefaultCpuSetsInformation = 0x42,

ProcessAllowedCpuSetsInformation = 0x43

ProcessSubsystemProcess = 0x44

ProcessJobMemoryInformation = 0x45

ProcessInPrivate = 0x46

ProcessRaiseUMExceptionOnInvalidHandleClose = 0x47

ProcessIumChallengeResponse = 0x48

ProcessChildProcessInformation = 0x49

ProcessHighGraphicsPriorityInformation = 0x4A

ProcessSubsystemInformation = 0x4B

ProcessEnergyValues = 0x4C

ProcessActivityThrottleState = 0x4D

ProcessActivityThrottlePolicy = 0x4E

ProcessWin32kSyscallFilterInformation = 0x4F

ProcessDisableSystemAllowedCpuSets = 0x50

ProcessWakeInformation = 0x51

ProcessEnergyTrackingState = 0x52

ProcessManageWritesToExecutableMemory = 0x53

ProcessCaptureTrustletLiveDump = 0x54

ProcessTelemetryCoverage = 0x55

ProcessEnclaveInformation = 0x56

ProcessEnableReadWriteVmLogging = 0x57

ProcessUptimeInformation = 0x58

ProcessImageSection = 0x59

ProcessDebugAuthInformation = 0x5A

ProcessSystemResourceManagement = 0x5B

ProcessSequenceNumber = 0x5C

ProcessLoaderDetour = 0x5D

ProcessSecurityDomainInformation = 0x5E

ProcessCombineSecurityDomainsInformation = 0x5F

ProcessEnableLogging = 0x60

ProcessLeapSecondInformation = 0x61

ProcessFiberShadowStackAllocation = 0x62

ProcessFreeFiberShadowStackAllocation = 0x63

MaxProcessInfoClass = 0x64

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Notes:

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Sample Code:

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