GetSystemCpuSetInformation

// KERNEL32.dll
#include <windows.h>

BOOL GetSystemCpuSetInformation(
    SYSTEM_CPU_SET_INFORMATION* Information,   // optional
    DWORD BufferLength,
    DWORD* ReturnedLength,
    HANDLE Process,   // optional
    DWORD Flags   // optional
);

<DllImport("KERNEL32.dll", ExactSpelling:=True)>
Public Shared Function GetSystemCpuSetInformation(
    Information As IntPtr,   ' SYSTEM_CPU_SET_INFORMATION* optional, out
    BufferLength As UInteger,   ' DWORD
    <Out> ByRef ReturnedLength As UInteger,   ' DWORD* out
    Process As IntPtr,   ' HANDLE optional
    Flags As UInteger   ' DWORD optional
) As Boolean
End Function

' Information : SYSTEM_CPU_SET_INFORMATION* optional, out
' BufferLength : DWORD
' ReturnedLength : DWORD* out
' Process : HANDLE optional
' Flags : DWORD optional
Declare PtrSafe Function GetSystemCpuSetInformation Lib "kernel32" ( _
    ByVal Information As LongPtr, _
    ByVal BufferLength As Long, _
    ByRef ReturnedLength As Long, _
    ByVal Process As LongPtr, _
    ByVal Flags As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

GetSystemCpuSetInformation = ctypes.windll.kernel32.GetSystemCpuSetInformation
GetSystemCpuSetInformation.restype = wintypes.BOOL
GetSystemCpuSetInformation.argtypes = [
    ctypes.c_void_p,  # Information : SYSTEM_CPU_SET_INFORMATION* optional, out
    wintypes.DWORD,  # BufferLength : DWORD
    ctypes.POINTER(wintypes.DWORD),  # ReturnedLength : DWORD* out
    wintypes.HANDLE,  # Process : HANDLE optional
    wintypes.DWORD,  # Flags : DWORD optional
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
GetSystemCpuSetInformation = Fiddle::Function.new(
  lib['GetSystemCpuSetInformation'],
  [
    Fiddle::TYPE_VOIDP,  # Information : SYSTEM_CPU_SET_INFORMATION* optional, out
    -Fiddle::TYPE_INT,  # BufferLength : DWORD
    Fiddle::TYPE_VOIDP,  # ReturnedLength : DWORD* out
    Fiddle::TYPE_VOIDP,  # Process : HANDLE optional
    -Fiddle::TYPE_INT,  # Flags : DWORD optional
  ],
  Fiddle::TYPE_INT)

#[link(name = "kernel32")]
extern "system" {
    fn GetSystemCpuSetInformation(
        Information: *mut SYSTEM_CPU_SET_INFORMATION,  // SYSTEM_CPU_SET_INFORMATION* optional, out
        BufferLength: u32,  // DWORD
        ReturnedLength: *mut u32,  // DWORD* out
        Process: *mut core::ffi::c_void,  // HANDLE optional
        Flags: u32  // DWORD optional
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("KERNEL32.dll")]
public static extern bool GetSystemCpuSetInformation(IntPtr Information, uint BufferLength, out uint ReturnedLength, IntPtr Process, uint Flags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_GetSystemCpuSetInformation' -Namespace Win32 -PassThru
# $api::GetSystemCpuSetInformation(Information, BufferLength, ReturnedLength, Process, Flags)

#uselib "KERNEL32.dll"
#func global GetSystemCpuSetInformation "GetSystemCpuSetInformation" sptr, sptr, sptr, sptr, sptr
; GetSystemCpuSetInformation varptr(Information), BufferLength, varptr(ReturnedLength), Process, Flags   ; 戻り値は stat
; Information : SYSTEM_CPU_SET_INFORMATION* optional, out -> "sptr"
; BufferLength : DWORD -> "sptr"
; ReturnedLength : DWORD* out -> "sptr"
; Process : HANDLE optional -> "sptr"
; Flags : DWORD optional -> "sptr"
; ※HSP3.7は #func のため戻り値はシステム変数 stat に格納されます。

#uselib "KERNEL32.dll"
#cfunc global GetSystemCpuSetInformation "GetSystemCpuSetInformation" var, int, var, sptr, int
; res = GetSystemCpuSetInformation(Information, BufferLength, ReturnedLength, Process, Flags)
; Information : SYSTEM_CPU_SET_INFORMATION* optional, out -> "var"
; BufferLength : DWORD -> "int"
; ReturnedLength : DWORD* out -> "var"
; Process : HANDLE optional -> "sptr"
; Flags : DWORD optional -> "int"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

; BOOL GetSystemCpuSetInformation(SYSTEM_CPU_SET_INFORMATION* Information, DWORD BufferLength, DWORD* ReturnedLength, HANDLE Process, DWORD Flags)
#uselib "KERNEL32.dll"
#cfunc global GetSystemCpuSetInformation "GetSystemCpuSetInformation" var, int, var, intptr, int
; res = GetSystemCpuSetInformation(Information, BufferLength, ReturnedLength, Process, Flags)
; Information : SYSTEM_CPU_SET_INFORMATION* optional, out -> "var"
; BufferLength : DWORD -> "int"
; ReturnedLength : DWORD* out -> "var"
; Process : HANDLE optional -> "intptr"
; Flags : DWORD optional -> "int"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procGetSystemCpuSetInformation = kernel32.NewProc("GetSystemCpuSetInformation")
)

// Information (SYSTEM_CPU_SET_INFORMATION* optional, out), BufferLength (DWORD), ReturnedLength (DWORD* out), Process (HANDLE optional), Flags (DWORD optional)
r1, _, err := procGetSystemCpuSetInformation.Call(
	uintptr(Information),
	uintptr(BufferLength),
	uintptr(ReturnedLength),
	uintptr(Process),
	uintptr(Flags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function GetSystemCpuSetInformation(
  Information: Pointer;   // SYSTEM_CPU_SET_INFORMATION* optional, out
  BufferLength: DWORD;   // DWORD
  ReturnedLength: Pointer;   // DWORD* out
  Process: THandle;   // HANDLE optional
  Flags: DWORD   // DWORD optional
): BOOL; stdcall;
  external 'KERNEL32.dll' name 'GetSystemCpuSetInformation';

result := DllCall("KERNEL32\GetSystemCpuSetInformation"
    , "Ptr", Information   ; SYSTEM_CPU_SET_INFORMATION* optional, out
    , "UInt", BufferLength   ; DWORD
    , "Ptr", ReturnedLength   ; DWORD* out
    , "Ptr", Process   ; HANDLE optional
    , "UInt", Flags   ; DWORD optional
    , "Int")   ; return: BOOL

●GetSystemCpuSetInformation(Information, BufferLength, ReturnedLength, Process, Flags) = DLL("KERNEL32.dll", "bool GetSystemCpuSetInformation(void*, dword, void*, void*, dword)")
# 呼び出し: GetSystemCpuSetInformation(Information, BufferLength, ReturnedLength, Process, Flags)
# Information : SYSTEM_CPU_SET_INFORMATION* optional, out -> "void*"
# BufferLength : DWORD -> "dword"
# ReturnedLength : DWORD* out -> "void*"
# Process : HANDLE optional -> "void*"
# Flags : DWORD optional -> "dword"
# なでしこ1は32bit・ANSI(Shift_JIS)。文字列=char*(ANSI)、ポインタ/ハンドル=void*(4byte)。