WHvSetVpciDevicePowerState

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

HRESULT WHvSetVpciDevicePowerState(
    WHV_PARTITION_HANDLE Partition,
    ULONGLONG LogicalDeviceId,
    DEVICE_POWER_STATE PowerState
);

<DllImport("WinHvPlatform.dll", ExactSpelling:=True)>
Public Shared Function WHvSetVpciDevicePowerState(
    Partition As IntPtr,   ' WHV_PARTITION_HANDLE
    LogicalDeviceId As ULong,   ' ULONGLONG
    PowerState As Integer   ' DEVICE_POWER_STATE
) As Integer
End Function

' Partition : WHV_PARTITION_HANDLE
' LogicalDeviceId : ULONGLONG
' PowerState : DEVICE_POWER_STATE
Declare PtrSafe Function WHvSetVpciDevicePowerState Lib "winhvplatform" ( _
    ByVal Partition As LongPtr, _
    ByVal LogicalDeviceId As LongLong, _
    ByVal PowerState 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

WHvSetVpciDevicePowerState = ctypes.windll.winhvplatform.WHvSetVpciDevicePowerState
WHvSetVpciDevicePowerState.restype = ctypes.c_int
WHvSetVpciDevicePowerState.argtypes = [
    ctypes.c_ssize_t,  # Partition : WHV_PARTITION_HANDLE
    ctypes.c_ulonglong,  # LogicalDeviceId : ULONGLONG
    ctypes.c_int,  # PowerState : DEVICE_POWER_STATE
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WinHvPlatform.dll')
WHvSetVpciDevicePowerState = Fiddle::Function.new(
  lib['WHvSetVpciDevicePowerState'],
  [
    Fiddle::TYPE_INTPTR_T,  # Partition : WHV_PARTITION_HANDLE
    -Fiddle::TYPE_LONG_LONG,  # LogicalDeviceId : ULONGLONG
    Fiddle::TYPE_INT,  # PowerState : DEVICE_POWER_STATE
  ],
  Fiddle::TYPE_INT)

#[link(name = "winhvplatform")]
extern "system" {
    fn WHvSetVpciDevicePowerState(
        Partition: isize,  // WHV_PARTITION_HANDLE
        LogicalDeviceId: u64,  // ULONGLONG
        PowerState: i32  // DEVICE_POWER_STATE
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WinHvPlatform.dll")]
public static extern int WHvSetVpciDevicePowerState(IntPtr Partition, ulong LogicalDeviceId, int PowerState);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WinHvPlatform_WHvSetVpciDevicePowerState' -Namespace Win32 -PassThru
# $api::WHvSetVpciDevicePowerState(Partition, LogicalDeviceId, PowerState)

#uselib "WinHvPlatform.dll"
#func global WHvSetVpciDevicePowerState "WHvSetVpciDevicePowerState" sptr, sptr, sptr
; WHvSetVpciDevicePowerState Partition, LogicalDeviceId, PowerState   ; 戻り値は stat
; Partition : WHV_PARTITION_HANDLE -> "sptr"
; LogicalDeviceId : ULONGLONG -> "sptr"
; PowerState : DEVICE_POWER_STATE -> "sptr"
; ※HSP3.7は int64 引数(64bit値渡し)に非対応です。
; ※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 "WinHvPlatform.dll"
#cfunc global WHvSetVpciDevicePowerState "WHvSetVpciDevicePowerState" sptr, int64, int
; res = WHvSetVpciDevicePowerState(Partition, LogicalDeviceId, PowerState)
; Partition : WHV_PARTITION_HANDLE -> "sptr"
; LogicalDeviceId : ULONGLONG -> "int64"
; PowerState : DEVICE_POWER_STATE -> "int"
; ※int64 引数の DLL 値渡しは x64 ランタイム(hsp3_64)のみ対応(x86 は未対応)。

; HRESULT WHvSetVpciDevicePowerState(WHV_PARTITION_HANDLE Partition, ULONGLONG LogicalDeviceId, DEVICE_POWER_STATE PowerState)
#uselib "WinHvPlatform.dll"
#cfunc global WHvSetVpciDevicePowerState "WHvSetVpciDevicePowerState" intptr, int64, int
; res = WHvSetVpciDevicePowerState(Partition, LogicalDeviceId, PowerState)
; Partition : WHV_PARTITION_HANDLE -> "intptr"
; LogicalDeviceId : ULONGLONG -> "int64"
; PowerState : DEVICE_POWER_STATE -> "int"

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

var (
	winhvplatform = windows.NewLazySystemDLL("WinHvPlatform.dll")
	procWHvSetVpciDevicePowerState = winhvplatform.NewProc("WHvSetVpciDevicePowerState")
)

// Partition (WHV_PARTITION_HANDLE), LogicalDeviceId (ULONGLONG), PowerState (DEVICE_POWER_STATE)
r1, _, err := procWHvSetVpciDevicePowerState.Call(
	uintptr(Partition),
	uintptr(LogicalDeviceId),
	uintptr(PowerState),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function WHvSetVpciDevicePowerState(
  Partition: NativeInt;   // WHV_PARTITION_HANDLE
  LogicalDeviceId: UInt64;   // ULONGLONG
  PowerState: Integer   // DEVICE_POWER_STATE
): Integer; stdcall;
  external 'WinHvPlatform.dll' name 'WHvSetVpciDevicePowerState';

result := DllCall("WinHvPlatform\WHvSetVpciDevicePowerState"
    , "Ptr", Partition   ; WHV_PARTITION_HANDLE
    , "Int64", LogicalDeviceId   ; ULONGLONG
    , "Int", PowerState   ; DEVICE_POWER_STATE
    , "Int")   ; return: HRESULT

●WHvSetVpciDevicePowerState(Partition, LogicalDeviceId, PowerState) = DLL("WinHvPlatform.dll", "int WHvSetVpciDevicePowerState(int, qword, int)")
# 呼び出し: WHvSetVpciDevicePowerState(Partition, LogicalDeviceId, PowerState)
# Partition : WHV_PARTITION_HANDLE -> "int"
# LogicalDeviceId : ULONGLONG -> "qword"
# PowerState : DEVICE_POWER_STATE -> "int"
# 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 "winhvplatform" fn WHvSetVpciDevicePowerState(
    Partition: isize, // WHV_PARTITION_HANDLE
    LogicalDeviceId: u64, // ULONGLONG
    PowerState: i32 // DEVICE_POWER_STATE
) callconv(std.os.windows.WINAPI) i32;

proc WHvSetVpciDevicePowerState(
    Partition: int,  # WHV_PARTITION_HANDLE
    LogicalDeviceId: uint64,  # ULONGLONG
    PowerState: int32  # DEVICE_POWER_STATE
): int32 {.importc: "WHvSetVpciDevicePowerState", stdcall, dynlib: "WinHvPlatform.dll".}

pragma(lib, "winhvplatform");
extern(Windows)
int WHvSetVpciDevicePowerState(
    ptrdiff_t Partition,   // WHV_PARTITION_HANDLE
    ulong LogicalDeviceId,   // ULONGLONG
    int PowerState   // DEVICE_POWER_STATE
);

ccall((:WHvSetVpciDevicePowerState, "WinHvPlatform.dll"), stdcall, Int32,
      (Int, UInt64, Int32),
      Partition, LogicalDeviceId, PowerState)
# Partition : WHV_PARTITION_HANDLE -> Int
# LogicalDeviceId : ULONGLONG -> UInt64
# PowerState : DEVICE_POWER_STATE -> Int32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t WHvSetVpciDevicePowerState(
    intptr_t Partition,
    uint64_t LogicalDeviceId,
    int32_t PowerState);
]]
local winhvplatform = ffi.load("winhvplatform")
-- winhvplatform.WHvSetVpciDevicePowerState(Partition, LogicalDeviceId, PowerState)
-- Partition : WHV_PARTITION_HANDLE
-- LogicalDeviceId : ULONGLONG
-- PowerState : DEVICE_POWER_STATE
-- 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('WinHvPlatform.dll');
const WHvSetVpciDevicePowerState = lib.func('__stdcall', 'WHvSetVpciDevicePowerState', 'int32_t', ['intptr_t', 'uint64_t', 'int32_t']);
// WHvSetVpciDevicePowerState(Partition, LogicalDeviceId, PowerState)
// Partition : WHV_PARTITION_HANDLE -> 'intptr_t'
// LogicalDeviceId : ULONGLONG -> 'uint64_t'
// PowerState : DEVICE_POWER_STATE -> 'int32_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("WinHvPlatform.dll", {
  WHvSetVpciDevicePowerState: { parameters: ["isize", "u64", "i32"], result: "i32" },
});
// lib.symbols.WHvSetVpciDevicePowerState(Partition, LogicalDeviceId, PowerState)
// Partition : WHV_PARTITION_HANDLE -> "isize"
// LogicalDeviceId : ULONGLONG -> "u64"
// PowerState : DEVICE_POWER_STATE -> "i32"
// 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 WHvSetVpciDevicePowerState(
    intptr_t Partition,
    uint64_t LogicalDeviceId,
    int32_t PowerState);
C, "WinHvPlatform.dll");
// $ffi->WHvSetVpciDevicePowerState(Partition, LogicalDeviceId, PowerState);
// Partition : WHV_PARTITION_HANDLE
// LogicalDeviceId : ULONGLONG
// PowerState : DEVICE_POWER_STATE
// 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 Winhvplatform extends StdCallLibrary {
    Winhvplatform INSTANCE = Native.load("winhvplatform", Winhvplatform.class);
    int WHvSetVpciDevicePowerState(
        long Partition,   // WHV_PARTITION_HANDLE
        long LogicalDeviceId,   // ULONGLONG
        int PowerState   // DEVICE_POWER_STATE
    );
}

@[Link("winhvplatform")]
lib LibWinHvPlatform
  fun WHvSetVpciDevicePowerState = WHvSetVpciDevicePowerState(
    Partition : LibC::SSizeT,   # WHV_PARTITION_HANDLE
    LogicalDeviceId : UInt64,   # ULONGLONG
    PowerState : Int32   # DEVICE_POWER_STATE
  ) : 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 WHvSetVpciDevicePowerStateNative = Int32 Function(IntPtr, Uint64, Int32);
typedef WHvSetVpciDevicePowerStateDart = int Function(int, int, int);
final WHvSetVpciDevicePowerState = DynamicLibrary.open('WinHvPlatform.dll')
    .lookupFunction<WHvSetVpciDevicePowerStateNative, WHvSetVpciDevicePowerStateDart>('WHvSetVpciDevicePowerState');
// Partition : WHV_PARTITION_HANDLE -> IntPtr
// LogicalDeviceId : ULONGLONG -> Uint64
// PowerState : DEVICE_POWER_STATE -> Int32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function WHvSetVpciDevicePowerState(
  Partition: NativeInt;   // WHV_PARTITION_HANDLE
  LogicalDeviceId: UInt64;   // ULONGLONG
  PowerState: Integer   // DEVICE_POWER_STATE
): Integer; stdcall;
  external 'WinHvPlatform.dll' name 'WHvSetVpciDevicePowerState';

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

foreign import stdcall safe "WHvSetVpciDevicePowerState"
  c_WHvSetVpciDevicePowerState :: CIntPtr -> Word64 -> Int32 -> IO Int32
-- Partition : WHV_PARTITION_HANDLE -> CIntPtr
-- LogicalDeviceId : ULONGLONG -> Word64
-- PowerState : DEVICE_POWER_STATE -> Int32
-- 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 whvsetvpcidevicepowerstate =
  foreign "WHvSetVpciDevicePowerState"
    (intptr_t @-> uint64_t @-> int32_t @-> returning int32_t)
(* Partition : WHV_PARTITION_HANDLE -> intptr_t *)
(* LogicalDeviceId : ULONGLONG -> uint64_t *)
(* PowerState : DEVICE_POWER_STATE -> int32_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 winhvplatform (t "WinHvPlatform.dll"))
(cffi:use-foreign-library winhvplatform)

(cffi:defcfun ("WHvSetVpciDevicePowerState" whv-set-vpci-device-power-state :convention :stdcall) :int32
  (partition :int64)   ; WHV_PARTITION_HANDLE
  (logical-device-id :uint64)   ; ULONGLONG
  (power-state :int32))   ; DEVICE_POWER_STATE
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $WHvSetVpciDevicePowerState = Win32::API::More->new('WinHvPlatform',
    'int WHvSetVpciDevicePowerState(LPARAM Partition, UINT64 LogicalDeviceId, int PowerState)');
# my $ret = $WHvSetVpciDevicePowerState->Call($Partition, $LogicalDeviceId, $PowerState);
# Partition : WHV_PARTITION_HANDLE -> LPARAM
# LogicalDeviceId : ULONGLONG -> UINT64
# PowerState : DEVICE_POWER_STATE -> int
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。