SetThreadGroupAffinity

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

BOOL SetThreadGroupAffinity(
    HANDLE hThread,
    const GROUP_AFFINITY* GroupAffinity,
    GROUP_AFFINITY* PreviousGroupAffinity   // optional
);

<DllImport("KERNEL32.dll", ExactSpelling:=True)>
Public Shared Function SetThreadGroupAffinity(
    hThread As IntPtr,   ' HANDLE
    GroupAffinity As IntPtr,   ' GROUP_AFFINITY*
    PreviousGroupAffinity As IntPtr   ' GROUP_AFFINITY* optional, out
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function

' hThread : HANDLE
' GroupAffinity : GROUP_AFFINITY*
' PreviousGroupAffinity : GROUP_AFFINITY* optional, out
Declare PtrSafe Function SetThreadGroupAffinity Lib "kernel32" ( _
    ByVal hThread As LongPtr, _
    ByVal GroupAffinity As LongPtr, _
    ByVal PreviousGroupAffinity As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

SetThreadGroupAffinity = ctypes.windll.kernel32.SetThreadGroupAffinity
SetThreadGroupAffinity.restype = wintypes.BOOL
SetThreadGroupAffinity.argtypes = [
    wintypes.HANDLE,  # hThread : HANDLE
    ctypes.c_void_p,  # GroupAffinity : GROUP_AFFINITY*
    ctypes.c_void_p,  # PreviousGroupAffinity : GROUP_AFFINITY* optional, out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
SetThreadGroupAffinity = Fiddle::Function.new(
  lib['SetThreadGroupAffinity'],
  [
    Fiddle::TYPE_VOIDP,  # hThread : HANDLE
    Fiddle::TYPE_VOIDP,  # GroupAffinity : GROUP_AFFINITY*
    Fiddle::TYPE_VOIDP,  # PreviousGroupAffinity : GROUP_AFFINITY* optional, out
  ],
  Fiddle::TYPE_INT)

#[link(name = "kernel32")]
extern "system" {
    fn SetThreadGroupAffinity(
        hThread: *mut core::ffi::c_void,  // HANDLE
        GroupAffinity: *const GROUP_AFFINITY,  // GROUP_AFFINITY*
        PreviousGroupAffinity: *mut GROUP_AFFINITY  // GROUP_AFFINITY* optional, out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("KERNEL32.dll")]
public static extern bool SetThreadGroupAffinity(IntPtr hThread, IntPtr GroupAffinity, IntPtr PreviousGroupAffinity);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_SetThreadGroupAffinity' -Namespace Win32 -PassThru
# $api::SetThreadGroupAffinity(hThread, GroupAffinity, PreviousGroupAffinity)

#uselib "KERNEL32.dll"
#func global SetThreadGroupAffinity "SetThreadGroupAffinity" sptr, sptr, sptr
; SetThreadGroupAffinity hThread, varptr(GroupAffinity), varptr(PreviousGroupAffinity)   ; 戻り値は stat
; hThread : HANDLE -> "sptr"
; GroupAffinity : GROUP_AFFINITY* -> "sptr"
; PreviousGroupAffinity : GROUP_AFFINITY* optional, out -> "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")
	procSetThreadGroupAffinity = kernel32.NewProc("SetThreadGroupAffinity")
)

// hThread (HANDLE), GroupAffinity (GROUP_AFFINITY*), PreviousGroupAffinity (GROUP_AFFINITY* optional, out)
r1, _, err := procSetThreadGroupAffinity.Call(
	uintptr(hThread),
	uintptr(GroupAffinity),
	uintptr(PreviousGroupAffinity),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function SetThreadGroupAffinity(
  hThread: THandle;   // HANDLE
  GroupAffinity: Pointer;   // GROUP_AFFINITY*
  PreviousGroupAffinity: Pointer   // GROUP_AFFINITY* optional, out
): BOOL; stdcall;
  external 'KERNEL32.dll' name 'SetThreadGroupAffinity';

result := DllCall("KERNEL32\SetThreadGroupAffinity"
    , "Ptr", hThread   ; HANDLE
    , "Ptr", GroupAffinity   ; GROUP_AFFINITY*
    , "Ptr", PreviousGroupAffinity   ; GROUP_AFFINITY* optional, out
    , "Int")   ; return: BOOL

●SetThreadGroupAffinity(hThread, GroupAffinity, PreviousGroupAffinity) = DLL("KERNEL32.dll", "bool SetThreadGroupAffinity(void*, void*, void*)")
# 呼び出し: SetThreadGroupAffinity(hThread, GroupAffinity, PreviousGroupAffinity)
# hThread : HANDLE -> "void*"
# GroupAffinity : GROUP_AFFINITY* -> "void*"
# PreviousGroupAffinity : GROUP_AFFINITY* optional, out -> "void*"
# 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 SetThreadGroupAffinity(
    hThread: ?*anyopaque, // HANDLE
    GroupAffinity: [*c]GROUP_AFFINITY, // GROUP_AFFINITY*
    PreviousGroupAffinity: [*c]GROUP_AFFINITY // GROUP_AFFINITY* optional, out
) callconv(std.os.windows.WINAPI) i32;

proc SetThreadGroupAffinity(
    hThread: pointer,  # HANDLE
    GroupAffinity: ptr GROUP_AFFINITY,  # GROUP_AFFINITY*
    PreviousGroupAffinity: ptr GROUP_AFFINITY  # GROUP_AFFINITY* optional, out
): int32 {.importc: "SetThreadGroupAffinity", stdcall, dynlib: "KERNEL32.dll".}

pragma(lib, "kernel32");
extern(Windows)
int SetThreadGroupAffinity(
    void* hThread,   // HANDLE
    GROUP_AFFINITY* GroupAffinity,   // GROUP_AFFINITY*
    GROUP_AFFINITY* PreviousGroupAffinity   // GROUP_AFFINITY* optional, out
);

ccall((:SetThreadGroupAffinity, "KERNEL32.dll"), stdcall, Int32,
      (Ptr{Cvoid}, Ptr{GROUP_AFFINITY}, Ptr{GROUP_AFFINITY}),
      hThread, GroupAffinity, PreviousGroupAffinity)
# hThread : HANDLE -> Ptr{Cvoid}
# GroupAffinity : GROUP_AFFINITY* -> Ptr{GROUP_AFFINITY}
# PreviousGroupAffinity : GROUP_AFFINITY* optional, out -> Ptr{GROUP_AFFINITY}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t SetThreadGroupAffinity(
    void* hThread,
    void* GroupAffinity,
    void* PreviousGroupAffinity);
]]
local kernel32 = ffi.load("kernel32")
-- kernel32.SetThreadGroupAffinity(hThread, GroupAffinity, PreviousGroupAffinity)
-- hThread : HANDLE
-- GroupAffinity : GROUP_AFFINITY*
-- PreviousGroupAffinity : GROUP_AFFINITY* optional, out
-- 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 SetThreadGroupAffinity = lib.func('__stdcall', 'SetThreadGroupAffinity', 'int32_t', ['void *', 'void *', 'void *']);
// SetThreadGroupAffinity(hThread, GroupAffinity, PreviousGroupAffinity)
// hThread : HANDLE -> 'void *'
// GroupAffinity : GROUP_AFFINITY* -> 'void *'
// PreviousGroupAffinity : GROUP_AFFINITY* optional, out -> 'void *'
// 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", {
  SetThreadGroupAffinity: { parameters: ["pointer", "pointer", "pointer"], result: "i32" },
});
// lib.symbols.SetThreadGroupAffinity(hThread, GroupAffinity, PreviousGroupAffinity)
// hThread : HANDLE -> "pointer"
// GroupAffinity : GROUP_AFFINITY* -> "pointer"
// PreviousGroupAffinity : GROUP_AFFINITY* optional, out -> "pointer"
// 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 SetThreadGroupAffinity(
    void* hThread,
    void* GroupAffinity,
    void* PreviousGroupAffinity);
C, "KERNEL32.dll");
// $ffi->SetThreadGroupAffinity(hThread, GroupAffinity, PreviousGroupAffinity);
// hThread : HANDLE
// GroupAffinity : GROUP_AFFINITY*
// PreviousGroupAffinity : GROUP_AFFINITY* optional, out
// 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 SetThreadGroupAffinity(
        Pointer hThread,   // HANDLE
        Pointer GroupAffinity,   // GROUP_AFFINITY*
        Pointer PreviousGroupAffinity   // GROUP_AFFINITY* optional, out
    );
}

@[Link("kernel32")]
lib LibKERNEL32
  fun SetThreadGroupAffinity = SetThreadGroupAffinity(
    hThread : Void*,   # HANDLE
    GroupAffinity : GROUP_AFFINITY*,   # GROUP_AFFINITY*
    PreviousGroupAffinity : GROUP_AFFINITY*   # GROUP_AFFINITY* optional, out
  ) : 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 SetThreadGroupAffinityNative = Int32 Function(Pointer<Void>, Pointer<Void>, Pointer<Void>);
typedef SetThreadGroupAffinityDart = int Function(Pointer<Void>, Pointer<Void>, Pointer<Void>);
final SetThreadGroupAffinity = DynamicLibrary.open('KERNEL32.dll')
    .lookupFunction<SetThreadGroupAffinityNative, SetThreadGroupAffinityDart>('SetThreadGroupAffinity');
// hThread : HANDLE -> Pointer<Void>
// GroupAffinity : GROUP_AFFINITY* -> Pointer<Void>
// PreviousGroupAffinity : GROUP_AFFINITY* optional, out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function SetThreadGroupAffinity(
  hThread: THandle;   // HANDLE
  GroupAffinity: Pointer;   // GROUP_AFFINITY*
  PreviousGroupAffinity: Pointer   // GROUP_AFFINITY* optional, out
): BOOL; stdcall;
  external 'KERNEL32.dll' name 'SetThreadGroupAffinity';

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

foreign import stdcall safe "SetThreadGroupAffinity"
  c_SetThreadGroupAffinity :: Ptr () -> Ptr () -> Ptr () -> IO CInt
-- hThread : HANDLE -> Ptr ()
-- GroupAffinity : GROUP_AFFINITY* -> Ptr ()
-- PreviousGroupAffinity : GROUP_AFFINITY* optional, out -> Ptr ()
-- 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 setthreadgroupaffinity =
  foreign "SetThreadGroupAffinity"
    ((ptr void) @-> (ptr void) @-> (ptr void) @-> returning int32_t)
(* hThread : HANDLE -> (ptr void) *)
(* GroupAffinity : GROUP_AFFINITY* -> (ptr void) *)
(* PreviousGroupAffinity : GROUP_AFFINITY* optional, out -> (ptr void) *)
(* 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 ("SetThreadGroupAffinity" set-thread-group-affinity :convention :stdcall) :int32
  (h-thread :pointer)   ; HANDLE
  (group-affinity :pointer)   ; GROUP_AFFINITY*
  (previous-group-affinity :pointer))   ; GROUP_AFFINITY* optional, out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $SetThreadGroupAffinity = Win32::API::More->new('KERNEL32',
    'BOOL SetThreadGroupAffinity(HANDLE hThread, LPVOID GroupAffinity, LPVOID PreviousGroupAffinity)');
# my $ret = $SetThreadGroupAffinity->Call($hThread, $GroupAffinity, $PreviousGroupAffinity);
# hThread : HANDLE -> HANDLE
# GroupAffinity : GROUP_AFFINITY* -> LPVOID
# PreviousGroupAffinity : GROUP_AFFINITY* optional, out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。