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ZwQueryInformationProcess (ntdll)
 
.
Summary
TODO - a short description

C# Signature:

[DllImport("ntdll.dll", SetLastError=true)]
static extern UInt32 ZwQueryInformationProcess(
    IntPtr hProcess,
    PROCESS_INFORMATION_CLASS procInformationClass,
    ref PROCESS_BASIC_INFORMATION procInformation,
    UInt32 ProcInfoLen,
    ref UInt32 retlen);

Boo Signature:

[DllImport("ntdll.dll", SetLastError : true)]
def ZwQueryInformationProcess(
    hProcess as IntPtr,
    procInformationClass as Int32,
    ref procInformation as PROCESS_BASIC_INFORMATION,
    ProcInfoLen as UInt32,
    ref retlen as UInt32) as UInt32:
     pass

User-Defined Types:

[StructLayout(LayoutKind.Sequential)]
struct PROCESS_BASIC_INFORMATION:
     Reserved1 as IntPtr
     PebAddress as IntPtr
     [MarshalAs(UnmanagedType.ByValArray, SizeConst : 2)]
     Reserved2 as (IntPtr)
     UniquePid as IntPtr
     Reserved3 as IntPtr

enum PROCESS_INFORMATION_CLASS : Int32 {
     ProcessBasicInformation = 0,
     ProcessDebugPort = 7,
     ProcessWow64Information = 26,
     ProcessImageFileName = 27,
     ProcessBreakOnTermination = 29,
     ProcessSubsystemInformation = 75
}

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Notes:

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Documentation

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