PowerWriteDCDefaultIndex

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

DWORD PowerWriteDCDefaultIndex(
    HKEY RootSystemPowerKey,   // optional
    const GUID* SchemePersonalityGuid,
    const GUID* SubGroupOfPowerSettingsGuid,   // optional
    const GUID* PowerSettingGuid,
    DWORD DefaultDcIndex
);

<DllImport("POWRPROF.dll", ExactSpelling:=True)>
Public Shared Function PowerWriteDCDefaultIndex(
    RootSystemPowerKey As IntPtr,   ' HKEY optional
    ByRef SchemePersonalityGuid As Guid,   ' GUID*
    SubGroupOfPowerSettingsGuid As IntPtr,   ' GUID* optional
    ByRef PowerSettingGuid As Guid,   ' GUID*
    DefaultDcIndex As UInteger   ' DWORD
) As UInteger
End Function

' RootSystemPowerKey : HKEY optional
' SchemePersonalityGuid : GUID*
' SubGroupOfPowerSettingsGuid : GUID* optional
' PowerSettingGuid : GUID*
' DefaultDcIndex : DWORD
Declare PtrSafe Function PowerWriteDCDefaultIndex Lib "powrprof" ( _
    ByVal RootSystemPowerKey As LongPtr, _
    ByVal SchemePersonalityGuid As LongPtr, _
    ByVal SubGroupOfPowerSettingsGuid As LongPtr, _
    ByVal PowerSettingGuid As LongPtr, _
    ByVal DefaultDcIndex 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

PowerWriteDCDefaultIndex = ctypes.windll.powrprof.PowerWriteDCDefaultIndex
PowerWriteDCDefaultIndex.restype = wintypes.DWORD
PowerWriteDCDefaultIndex.argtypes = [
    wintypes.HANDLE,  # RootSystemPowerKey : HKEY optional
    ctypes.c_void_p,  # SchemePersonalityGuid : GUID*
    ctypes.c_void_p,  # SubGroupOfPowerSettingsGuid : GUID* optional
    ctypes.c_void_p,  # PowerSettingGuid : GUID*
    wintypes.DWORD,  # DefaultDcIndex : DWORD
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('POWRPROF.dll')
PowerWriteDCDefaultIndex = Fiddle::Function.new(
  lib['PowerWriteDCDefaultIndex'],
  [
    Fiddle::TYPE_VOIDP,  # RootSystemPowerKey : HKEY optional
    Fiddle::TYPE_VOIDP,  # SchemePersonalityGuid : GUID*
    Fiddle::TYPE_VOIDP,  # SubGroupOfPowerSettingsGuid : GUID* optional
    Fiddle::TYPE_VOIDP,  # PowerSettingGuid : GUID*
    -Fiddle::TYPE_INT,  # DefaultDcIndex : DWORD
  ],
  -Fiddle::TYPE_INT)

#[link(name = "powrprof")]
extern "system" {
    fn PowerWriteDCDefaultIndex(
        RootSystemPowerKey: *mut core::ffi::c_void,  // HKEY optional
        SchemePersonalityGuid: *const GUID,  // GUID*
        SubGroupOfPowerSettingsGuid: *const GUID,  // GUID* optional
        PowerSettingGuid: *const GUID,  // GUID*
        DefaultDcIndex: u32  // DWORD
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("POWRPROF.dll")]
public static extern uint PowerWriteDCDefaultIndex(IntPtr RootSystemPowerKey, ref Guid SchemePersonalityGuid, IntPtr SubGroupOfPowerSettingsGuid, ref Guid PowerSettingGuid, uint DefaultDcIndex);
"@
$api = Add-Type -MemberDefinition $sig -Name 'POWRPROF_PowerWriteDCDefaultIndex' -Namespace Win32 -PassThru
# $api::PowerWriteDCDefaultIndex(RootSystemPowerKey, SchemePersonalityGuid, SubGroupOfPowerSettingsGuid, PowerSettingGuid, DefaultDcIndex)

#uselib "POWRPROF.dll"
#func global PowerWriteDCDefaultIndex "PowerWriteDCDefaultIndex" sptr, sptr, sptr, sptr, sptr
; PowerWriteDCDefaultIndex RootSystemPowerKey, varptr(SchemePersonalityGuid), varptr(SubGroupOfPowerSettingsGuid), varptr(PowerSettingGuid), DefaultDcIndex   ; 戻り値は stat
; RootSystemPowerKey : HKEY optional -> "sptr"
; SchemePersonalityGuid : GUID* -> "sptr"
; SubGroupOfPowerSettingsGuid : GUID* optional -> "sptr"
; PowerSettingGuid : GUID* -> "sptr"
; DefaultDcIndex : DWORD -> "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 (
	powrprof = windows.NewLazySystemDLL("POWRPROF.dll")
	procPowerWriteDCDefaultIndex = powrprof.NewProc("PowerWriteDCDefaultIndex")
)

// RootSystemPowerKey (HKEY optional), SchemePersonalityGuid (GUID*), SubGroupOfPowerSettingsGuid (GUID* optional), PowerSettingGuid (GUID*), DefaultDcIndex (DWORD)
r1, _, err := procPowerWriteDCDefaultIndex.Call(
	uintptr(RootSystemPowerKey),
	uintptr(SchemePersonalityGuid),
	uintptr(SubGroupOfPowerSettingsGuid),
	uintptr(PowerSettingGuid),
	uintptr(DefaultDcIndex),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function PowerWriteDCDefaultIndex(
  RootSystemPowerKey: THandle;   // HKEY optional
  SchemePersonalityGuid: PGUID;   // GUID*
  SubGroupOfPowerSettingsGuid: PGUID;   // GUID* optional
  PowerSettingGuid: PGUID;   // GUID*
  DefaultDcIndex: DWORD   // DWORD
): DWORD; stdcall;
  external 'POWRPROF.dll' name 'PowerWriteDCDefaultIndex';

result := DllCall("POWRPROF\PowerWriteDCDefaultIndex"
    , "Ptr", RootSystemPowerKey   ; HKEY optional
    , "Ptr", SchemePersonalityGuid   ; GUID*
    , "Ptr", SubGroupOfPowerSettingsGuid   ; GUID* optional
    , "Ptr", PowerSettingGuid   ; GUID*
    , "UInt", DefaultDcIndex   ; DWORD
    , "UInt")   ; return: DWORD

●PowerWriteDCDefaultIndex(RootSystemPowerKey, SchemePersonalityGuid, SubGroupOfPowerSettingsGuid, PowerSettingGuid, DefaultDcIndex) = DLL("POWRPROF.dll", "dword PowerWriteDCDefaultIndex(void*, void*, void*, void*, dword)")
# 呼び出し: PowerWriteDCDefaultIndex(RootSystemPowerKey, SchemePersonalityGuid, SubGroupOfPowerSettingsGuid, PowerSettingGuid, DefaultDcIndex)
# RootSystemPowerKey : HKEY optional -> "void*"
# SchemePersonalityGuid : GUID* -> "void*"
# SubGroupOfPowerSettingsGuid : GUID* optional -> "void*"
# PowerSettingGuid : GUID* -> "void*"
# DefaultDcIndex : DWORD -> "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 "powrprof" fn PowerWriteDCDefaultIndex(
    RootSystemPowerKey: ?*anyopaque, // HKEY optional
    SchemePersonalityGuid: [*c]GUID, // GUID*
    SubGroupOfPowerSettingsGuid: [*c]GUID, // GUID* optional
    PowerSettingGuid: [*c]GUID, // GUID*
    DefaultDcIndex: u32 // DWORD
) callconv(std.os.windows.WINAPI) u32;

proc PowerWriteDCDefaultIndex(
    RootSystemPowerKey: pointer,  # HKEY optional
    SchemePersonalityGuid: ptr GUID,  # GUID*
    SubGroupOfPowerSettingsGuid: ptr GUID,  # GUID* optional
    PowerSettingGuid: ptr GUID,  # GUID*
    DefaultDcIndex: uint32  # DWORD
): uint32 {.importc: "PowerWriteDCDefaultIndex", stdcall, dynlib: "POWRPROF.dll".}

pragma(lib, "powrprof");
extern(Windows)
uint PowerWriteDCDefaultIndex(
    void* RootSystemPowerKey,   // HKEY optional
    GUID* SchemePersonalityGuid,   // GUID*
    GUID* SubGroupOfPowerSettingsGuid,   // GUID* optional
    GUID* PowerSettingGuid,   // GUID*
    uint DefaultDcIndex   // DWORD
);

ccall((:PowerWriteDCDefaultIndex, "POWRPROF.dll"), stdcall, UInt32,
      (Ptr{Cvoid}, Ptr{GUID}, Ptr{GUID}, Ptr{GUID}, UInt32),
      RootSystemPowerKey, SchemePersonalityGuid, SubGroupOfPowerSettingsGuid, PowerSettingGuid, DefaultDcIndex)
# RootSystemPowerKey : HKEY optional -> Ptr{Cvoid}
# SchemePersonalityGuid : GUID* -> Ptr{GUID}
# SubGroupOfPowerSettingsGuid : GUID* optional -> Ptr{GUID}
# PowerSettingGuid : GUID* -> Ptr{GUID}
# DefaultDcIndex : DWORD -> UInt32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
uint32_t PowerWriteDCDefaultIndex(
    void* RootSystemPowerKey,
    void* SchemePersonalityGuid,
    void* SubGroupOfPowerSettingsGuid,
    void* PowerSettingGuid,
    uint32_t DefaultDcIndex);
]]
local powrprof = ffi.load("powrprof")
-- powrprof.PowerWriteDCDefaultIndex(RootSystemPowerKey, SchemePersonalityGuid, SubGroupOfPowerSettingsGuid, PowerSettingGuid, DefaultDcIndex)
-- RootSystemPowerKey : HKEY optional
-- SchemePersonalityGuid : GUID*
-- SubGroupOfPowerSettingsGuid : GUID* optional
-- PowerSettingGuid : GUID*
-- DefaultDcIndex : DWORD
-- 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('POWRPROF.dll');
const PowerWriteDCDefaultIndex = lib.func('__stdcall', 'PowerWriteDCDefaultIndex', 'uint32_t', ['void *', 'void *', 'void *', 'void *', 'uint32_t']);
// PowerWriteDCDefaultIndex(RootSystemPowerKey, SchemePersonalityGuid, SubGroupOfPowerSettingsGuid, PowerSettingGuid, DefaultDcIndex)
// RootSystemPowerKey : HKEY optional -> 'void *'
// SchemePersonalityGuid : GUID* -> 'void *'
// SubGroupOfPowerSettingsGuid : GUID* optional -> 'void *'
// PowerSettingGuid : GUID* -> 'void *'
// DefaultDcIndex : DWORD -> '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("POWRPROF.dll", {
  PowerWriteDCDefaultIndex: { parameters: ["pointer", "pointer", "pointer", "pointer", "u32"], result: "u32" },
});
// lib.symbols.PowerWriteDCDefaultIndex(RootSystemPowerKey, SchemePersonalityGuid, SubGroupOfPowerSettingsGuid, PowerSettingGuid, DefaultDcIndex)
// RootSystemPowerKey : HKEY optional -> "pointer"
// SchemePersonalityGuid : GUID* -> "pointer"
// SubGroupOfPowerSettingsGuid : GUID* optional -> "pointer"
// PowerSettingGuid : GUID* -> "pointer"
// DefaultDcIndex : DWORD -> "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
uint32_t PowerWriteDCDefaultIndex(
    void* RootSystemPowerKey,
    void* SchemePersonalityGuid,
    void* SubGroupOfPowerSettingsGuid,
    void* PowerSettingGuid,
    uint32_t DefaultDcIndex);
C, "POWRPROF.dll");
// $ffi->PowerWriteDCDefaultIndex(RootSystemPowerKey, SchemePersonalityGuid, SubGroupOfPowerSettingsGuid, PowerSettingGuid, DefaultDcIndex);
// RootSystemPowerKey : HKEY optional
// SchemePersonalityGuid : GUID*
// SubGroupOfPowerSettingsGuid : GUID* optional
// PowerSettingGuid : GUID*
// DefaultDcIndex : DWORD
// 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 Powrprof extends StdCallLibrary {
    Powrprof INSTANCE = Native.load("powrprof", Powrprof.class);
    int PowerWriteDCDefaultIndex(
        Pointer RootSystemPowerKey,   // HKEY optional
        Pointer SchemePersonalityGuid,   // GUID*
        Pointer SubGroupOfPowerSettingsGuid,   // GUID* optional
        Pointer PowerSettingGuid,   // GUID*
        int DefaultDcIndex   // DWORD
    );
}

@[Link("powrprof")]
lib LibPOWRPROF
  fun PowerWriteDCDefaultIndex = PowerWriteDCDefaultIndex(
    RootSystemPowerKey : Void*,   # HKEY optional
    SchemePersonalityGuid : GUID*,   # GUID*
    SubGroupOfPowerSettingsGuid : GUID*,   # GUID* optional
    PowerSettingGuid : GUID*,   # GUID*
    DefaultDcIndex : UInt32   # DWORD
  ) : UInt32
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 PowerWriteDCDefaultIndexNative = Uint32 Function(Pointer<Void>, Pointer<Void>, Pointer<Void>, Pointer<Void>, Uint32);
typedef PowerWriteDCDefaultIndexDart = int Function(Pointer<Void>, Pointer<Void>, Pointer<Void>, Pointer<Void>, int);
final PowerWriteDCDefaultIndex = DynamicLibrary.open('POWRPROF.dll')
    .lookupFunction<PowerWriteDCDefaultIndexNative, PowerWriteDCDefaultIndexDart>('PowerWriteDCDefaultIndex');
// RootSystemPowerKey : HKEY optional -> Pointer<Void>
// SchemePersonalityGuid : GUID* -> Pointer<Void>
// SubGroupOfPowerSettingsGuid : GUID* optional -> Pointer<Void>
// PowerSettingGuid : GUID* -> Pointer<Void>
// DefaultDcIndex : DWORD -> Uint32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function PowerWriteDCDefaultIndex(
  RootSystemPowerKey: THandle;   // HKEY optional
  SchemePersonalityGuid: PGUID;   // GUID*
  SubGroupOfPowerSettingsGuid: PGUID;   // GUID* optional
  PowerSettingGuid: PGUID;   // GUID*
  DefaultDcIndex: DWORD   // DWORD
): DWORD; stdcall;
  external 'POWRPROF.dll' name 'PowerWriteDCDefaultIndex';

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

foreign import stdcall safe "PowerWriteDCDefaultIndex"
  c_PowerWriteDCDefaultIndex :: Ptr () -> Ptr () -> Ptr () -> Ptr () -> Word32 -> IO Word32
-- RootSystemPowerKey : HKEY optional -> Ptr ()
-- SchemePersonalityGuid : GUID* -> Ptr ()
-- SubGroupOfPowerSettingsGuid : GUID* optional -> Ptr ()
-- PowerSettingGuid : GUID* -> Ptr ()
-- DefaultDcIndex : DWORD -> 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 powerwritedcdefaultindex =
  foreign "PowerWriteDCDefaultIndex"
    ((ptr void) @-> (ptr void) @-> (ptr void) @-> (ptr void) @-> uint32_t @-> returning uint32_t)
(* RootSystemPowerKey : HKEY optional -> (ptr void) *)
(* SchemePersonalityGuid : GUID* -> (ptr void) *)
(* SubGroupOfPowerSettingsGuid : GUID* optional -> (ptr void) *)
(* PowerSettingGuid : GUID* -> (ptr void) *)
(* DefaultDcIndex : DWORD -> 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 powrprof (t "POWRPROF.dll"))
(cffi:use-foreign-library powrprof)

(cffi:defcfun ("PowerWriteDCDefaultIndex" power-write-dcdefault-index :convention :stdcall) :uint32
  (root-system-power-key :pointer)   ; HKEY optional
  (scheme-personality-guid :pointer)   ; GUID*
  (sub-group-of-power-settings-guid :pointer)   ; GUID* optional
  (power-setting-guid :pointer)   ; GUID*
  (default-dc-index :uint32))   ; DWORD
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $PowerWriteDCDefaultIndex = Win32::API::More->new('POWRPROF',
    'DWORD PowerWriteDCDefaultIndex(HANDLE RootSystemPowerKey, LPVOID SchemePersonalityGuid, LPVOID SubGroupOfPowerSettingsGuid, LPVOID PowerSettingGuid, DWORD DefaultDcIndex)');
# my $ret = $PowerWriteDCDefaultIndex->Call($RootSystemPowerKey, $SchemePersonalityGuid, $SubGroupOfPowerSettingsGuid, $PowerSettingGuid, $DefaultDcIndex);
# RootSystemPowerKey : HKEY optional -> HANDLE
# SchemePersonalityGuid : GUID* -> LPVOID
# SubGroupOfPowerSettingsGuid : GUID* optional -> LPVOID
# PowerSettingGuid : GUID* -> LPVOID
# DefaultDcIndex : DWORD -> DWORD
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。