C# Signature:

private enum PROCESSINFOCLASS: int
{
    ProcessBasicInformation = 0, // 0, q: PROCESS_BASIC_INFORMATION, PROCESS_EXTENDED_BASIC_INFORMATION
    ProcessQuotaLimits, // qs: QUOTA_LIMITS, QUOTA_LIMITS_EX
    ProcessIoCounters, // q: IO_COUNTERS
    ProcessVmCounters, // q: VM_COUNTERS, VM_COUNTERS_EX
    ProcessTimes, // q: KERNEL_USER_TIMES
    ProcessBasePriority, // s: KPRIORITY
    ProcessRaisePriority, // s: ULONG
    ProcessDebugPort, // q: HANDLE
    ProcessExceptionPort, // s: HANDLE
    ProcessAccessToken, // s: PROCESS_ACCESS_TOKEN
    ProcessLdtInformation, // 10
    ProcessLdtSize,
    ProcessDefaultHardErrorMode, // qs: ULONG
    ProcessIoPortHandlers, // (kernel-mode only)
    ProcessPooledUsageAndLimits, // q: POOLED_USAGE_AND_LIMITS
    ProcessWorkingSetWatch, // q: PROCESS_WS_WATCH_INFORMATION[]; s: void
    ProcessUserModeIOPL,
    ProcessEnableAlignmentFaultFixup, // s: BOOLEAN
    ProcessPriorityClass, // qs: PROCESS_PRIORITY_CLASS
    ProcessWx86Information,
    ProcessHandleCount, // 20, q: ULONG, PROCESS_HANDLE_INFORMATION
    ProcessAffinityMask, // s: KAFFINITY
    ProcessPriorityBoost, // qs: ULONG
    ProcessDeviceMap, // qs: PROCESS_DEVICEMAP_INFORMATION, PROCESS_DEVICEMAP_INFORMATION_EX
    ProcessSessionInformation, // q: PROCESS_SESSION_INFORMATION
    ProcessForegroundInformation, // s: PROCESS_FOREGROUND_BACKGROUND
    ProcessWow64Information, // q: ULONG_PTR
    ProcessImageFileName, // q: UNICODE_STRING
    ProcessLUIDDeviceMapsEnabled, // q: ULONG
    ProcessBreakOnTermination, // qs: ULONG
    ProcessDebugObjectHandle, // 30, q: HANDLE
    ProcessDebugFlags, // qs: ULONG
    ProcessHandleTracing, // q: PROCESS_HANDLE_TRACING_QUERY; s: size 0 disables, otherwise enables
    ProcessIoPriority, // qs: ULONG
    ProcessExecuteFlags, // qs: ULONG
    ProcessResourceManagement,
    ProcessCookie, // q: ULONG
    ProcessImageInformation, // q: SECTION_IMAGE_INFORMATION
    ProcessCycleTime, // q: PROCESS_CYCLE_TIME_INFORMATION
    ProcessPagePriority, // q: ULONG
    ProcessInstrumentationCallback, // 40
    ProcessThreadStackAllocation, // s: PROCESS_STACK_ALLOCATION_INFORMATION, PROCESS_STACK_ALLOCATION_INFORMATION_EX
    ProcessWorkingSetWatchEx, // q: PROCESS_WS_WATCH_INFORMATION_EX[]
    ProcessImageFileNameWin32, // q: UNICODE_STRING
    ProcessImageFileMapping, // q: HANDLE (input)
    ProcessAffinityUpdateMode, // qs: PROCESS_AFFINITY_UPDATE_MODE
    ProcessMemoryAllocationMode, // qs: PROCESS_MEMORY_ALLOCATION_MODE
    ProcessGroupInformation, // q: USHORT[]
    ProcessTokenVirtualizationEnabled, // s: ULONG
    ProcessConsoleHostProcess, // q: ULONG_PTR
    ProcessWindowInformation, // 50, q: PROCESS_WINDOW_INFORMATION
    ProcessHandleInformation, // q: PROCESS_HANDLE_SNAPSHOT_INFORMATION // since WIN8
    ProcessMitigationPolicy, // s: PROCESS_MITIGATION_POLICY_INFORMATION
    ProcessDynamicFunctionTableInformation,
    ProcessHandleCheckingMode,
    ProcessKeepAliveCount, // q: PROCESS_KEEPALIVE_COUNT_INFORMATION
    ProcessRevokeFileHandles, // s: PROCESS_REVOKE_FILE_HANDLES_INFORMATION
    MaxProcessInfoClass

};

VB Signature:

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

User-Defined Types:

None.

Alternative Managed API:

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