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 <MarshalAs(UnmanagedType.Bool)> 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。

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)。

const std = @import("std");

extern "kernel32" fn GetSystemCpuSetInformation(
    Information: [*c]SYSTEM_CPU_SET_INFORMATION, // SYSTEM_CPU_SET_INFORMATION* optional, out
    BufferLength: u32, // DWORD
    ReturnedLength: [*c]u32, // DWORD* out
    Process: ?*anyopaque, // HANDLE optional
    Flags: u32 // DWORD optional
) callconv(std.os.windows.WINAPI) i32;

proc GetSystemCpuSetInformation(
    Information: ptr SYSTEM_CPU_SET_INFORMATION,  # SYSTEM_CPU_SET_INFORMATION* optional, out
    BufferLength: uint32,  # DWORD
    ReturnedLength: ptr uint32,  # DWORD* out
    Process: pointer,  # HANDLE optional
    Flags: uint32  # DWORD optional
): int32 {.importc: "GetSystemCpuSetInformation", stdcall, dynlib: "KERNEL32.dll".}

pragma(lib, "kernel32");
extern(Windows)
int GetSystemCpuSetInformation(
    SYSTEM_CPU_SET_INFORMATION* Information,   // SYSTEM_CPU_SET_INFORMATION* optional, out
    uint BufferLength,   // DWORD
    uint* ReturnedLength,   // DWORD* out
    void* Process,   // HANDLE optional
    uint Flags   // DWORD optional
);

ccall((:GetSystemCpuSetInformation, "KERNEL32.dll"), stdcall, Int32,
      (Ptr{SYSTEM_CPU_SET_INFORMATION}, UInt32, Ptr{UInt32}, Ptr{Cvoid}, UInt32),
      Information, BufferLength, ReturnedLength, Process, Flags)
# Information : SYSTEM_CPU_SET_INFORMATION* optional, out -> Ptr{SYSTEM_CPU_SET_INFORMATION}
# BufferLength : DWORD -> UInt32
# ReturnedLength : DWORD* out -> Ptr{UInt32}
# Process : HANDLE optional -> Ptr{Cvoid}
# Flags : DWORD optional -> UInt32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t GetSystemCpuSetInformation(
    void* Information,
    uint32_t BufferLength,
    uint32_t* ReturnedLength,
    void* Process,
    uint32_t Flags);
]]
local kernel32 = ffi.load("kernel32")
-- kernel32.GetSystemCpuSetInformation(Information, BufferLength, ReturnedLength, Process, Flags)
-- Information : SYSTEM_CPU_SET_INFORMATION* optional, out
-- BufferLength : DWORD
-- ReturnedLength : DWORD* out
-- Process : HANDLE optional
-- Flags : DWORD optional
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

const koffi = require('koffi');
const lib = koffi.load('KERNEL32.dll');
const GetSystemCpuSetInformation = lib.func('__stdcall', 'GetSystemCpuSetInformation', 'int32_t', ['void *', 'uint32_t', 'uint32_t *', 'void *', 'uint32_t']);
// GetSystemCpuSetInformation(Information, BufferLength, ReturnedLength, Process, Flags)
// Information : SYSTEM_CPU_SET_INFORMATION* optional, out -> 'void *'
// BufferLength : DWORD -> 'uint32_t'
// ReturnedLength : DWORD* out -> 'uint32_t *'
// Process : HANDLE optional -> 'void *'
// Flags : DWORD optional -> 'uint32_t'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。

const lib = Deno.dlopen("KERNEL32.dll", {
  GetSystemCpuSetInformation: { parameters: ["pointer", "u32", "pointer", "pointer", "u32"], result: "i32" },
});
// lib.symbols.GetSystemCpuSetInformation(Information, BufferLength, ReturnedLength, Process, Flags)
// Information : SYSTEM_CPU_SET_INFORMATION* optional, out -> "pointer"
// BufferLength : DWORD -> "u32"
// ReturnedLength : DWORD* out -> "pointer"
// Process : HANDLE optional -> "pointer"
// Flags : DWORD optional -> "u32"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
int32_t GetSystemCpuSetInformation(
    void* Information,
    uint32_t BufferLength,
    uint32_t* ReturnedLength,
    void* Process,
    uint32_t Flags);
C, "KERNEL32.dll");
// $ffi->GetSystemCpuSetInformation(Information, BufferLength, ReturnedLength, Process, Flags);
// Information : SYSTEM_CPU_SET_INFORMATION* optional, out
// BufferLength : DWORD
// ReturnedLength : DWORD* out
// Process : HANDLE optional
// Flags : DWORD optional
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Kernel32 extends StdCallLibrary {
    Kernel32 INSTANCE = Native.load("kernel32", Kernel32.class);
    boolean GetSystemCpuSetInformation(
        Pointer Information,   // SYSTEM_CPU_SET_INFORMATION* optional, out
        int BufferLength,   // DWORD
        IntByReference ReturnedLength,   // DWORD* out
        Pointer Process,   // HANDLE optional
        int Flags   // DWORD optional
    );
}

@[Link("kernel32")]
lib LibKERNEL32
  fun GetSystemCpuSetInformation = GetSystemCpuSetInformation(
    Information : SYSTEM_CPU_SET_INFORMATION*,   # SYSTEM_CPU_SET_INFORMATION* optional, out
    BufferLength : UInt32,   # DWORD
    ReturnedLength : UInt32*,   # DWORD* out
    Process : Void*,   # HANDLE optional
    Flags : UInt32   # DWORD optional
  ) : Int32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef GetSystemCpuSetInformationNative = Int32 Function(Pointer<Void>, Uint32, Pointer<Uint32>, Pointer<Void>, Uint32);
typedef GetSystemCpuSetInformationDart = int Function(Pointer<Void>, int, Pointer<Uint32>, Pointer<Void>, int);
final GetSystemCpuSetInformation = DynamicLibrary.open('KERNEL32.dll')
    .lookupFunction<GetSystemCpuSetInformationNative, GetSystemCpuSetInformationDart>('GetSystemCpuSetInformation');
// Information : SYSTEM_CPU_SET_INFORMATION* optional, out -> Pointer<Void>
// BufferLength : DWORD -> Uint32
// ReturnedLength : DWORD* out -> Pointer<Uint32>
// Process : HANDLE optional -> Pointer<Void>
// Flags : DWORD optional -> Uint32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
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';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "GetSystemCpuSetInformation"
  c_GetSystemCpuSetInformation :: Ptr () -> Word32 -> Ptr Word32 -> Ptr () -> Word32 -> IO CInt
-- Information : SYSTEM_CPU_SET_INFORMATION* optional, out -> Ptr ()
-- BufferLength : DWORD -> Word32
-- ReturnedLength : DWORD* out -> Ptr Word32
-- Process : HANDLE optional -> Ptr ()
-- Flags : DWORD optional -> Word32
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。

open Ctypes
open Foreign

let getsystemcpusetinformation =
  foreign "GetSystemCpuSetInformation"
    ((ptr void) @-> uint32_t @-> (ptr uint32_t) @-> (ptr void) @-> uint32_t @-> returning int32_t)
(* Information : SYSTEM_CPU_SET_INFORMATION* optional, out -> (ptr void) *)
(* BufferLength : DWORD -> uint32_t *)
(* ReturnedLength : DWORD* out -> (ptr uint32_t) *)
(* Process : HANDLE optional -> (ptr void) *)
(* Flags : DWORD optional -> uint32_t *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)

(cffi:define-foreign-library kernel32 (t "KERNEL32.dll"))
(cffi:use-foreign-library kernel32)

(cffi:defcfun ("GetSystemCpuSetInformation" get-system-cpu-set-information :convention :stdcall) :int32
  (information :pointer)   ; SYSTEM_CPU_SET_INFORMATION* optional, out
  (buffer-length :uint32)   ; DWORD
  (returned-length :pointer)   ; DWORD* out
  (process :pointer)   ; HANDLE optional
  (flags :uint32))   ; DWORD optional
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $GetSystemCpuSetInformation = Win32::API::More->new('KERNEL32',
    'BOOL GetSystemCpuSetInformation(LPVOID Information, DWORD BufferLength, LPVOID ReturnedLength, HANDLE Process, DWORD Flags)');
# my $ret = $GetSystemCpuSetInformation->Call($Information, $BufferLength, $ReturnedLength, $Process, $Flags);
# Information : SYSTEM_CPU_SET_INFORMATION* optional, out -> LPVOID
# BufferLength : DWORD -> DWORD
# ReturnedLength : DWORD* out -> LPVOID
# Process : HANDLE optional -> HANDLE
# Flags : DWORD optional -> DWORD
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。