PowerSettingRegisterNotification

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

WIN32_ERROR PowerSettingRegisterNotification(
    const GUID* SettingGuid,
    REGISTER_NOTIFICATION_FLAGS Flags,
    HANDLE Recipient,
    void** RegistrationHandle
);

<DllImport("POWRPROF.dll", ExactSpelling:=True)>
Public Shared Function PowerSettingRegisterNotification(
    ByRef SettingGuid As Guid,   ' GUID*
    Flags As UInteger,   ' REGISTER_NOTIFICATION_FLAGS
    Recipient As IntPtr,   ' HANDLE
    RegistrationHandle As IntPtr   ' void** out
) As UInteger
End Function

' SettingGuid : GUID*
' Flags : REGISTER_NOTIFICATION_FLAGS
' Recipient : HANDLE
' RegistrationHandle : void** out
Declare PtrSafe Function PowerSettingRegisterNotification Lib "powrprof" ( _
    ByVal SettingGuid As LongPtr, _
    ByVal Flags As Long, _
    ByVal Recipient As LongPtr, _
    ByVal RegistrationHandle 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

PowerSettingRegisterNotification = ctypes.windll.powrprof.PowerSettingRegisterNotification
PowerSettingRegisterNotification.restype = wintypes.DWORD
PowerSettingRegisterNotification.argtypes = [
    ctypes.c_void_p,  # SettingGuid : GUID*
    wintypes.DWORD,  # Flags : REGISTER_NOTIFICATION_FLAGS
    wintypes.HANDLE,  # Recipient : HANDLE
    ctypes.c_void_p,  # RegistrationHandle : void** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('POWRPROF.dll')
PowerSettingRegisterNotification = Fiddle::Function.new(
  lib['PowerSettingRegisterNotification'],
  [
    Fiddle::TYPE_VOIDP,  # SettingGuid : GUID*
    -Fiddle::TYPE_INT,  # Flags : REGISTER_NOTIFICATION_FLAGS
    Fiddle::TYPE_VOIDP,  # Recipient : HANDLE
    Fiddle::TYPE_VOIDP,  # RegistrationHandle : void** out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "powrprof")]
extern "system" {
    fn PowerSettingRegisterNotification(
        SettingGuid: *const GUID,  // GUID*
        Flags: u32,  // REGISTER_NOTIFICATION_FLAGS
        Recipient: *mut core::ffi::c_void,  // HANDLE
        RegistrationHandle: *mut *mut ()  // void** out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("POWRPROF.dll")]
public static extern uint PowerSettingRegisterNotification(ref Guid SettingGuid, uint Flags, IntPtr Recipient, IntPtr RegistrationHandle);
"@
$api = Add-Type -MemberDefinition $sig -Name 'POWRPROF_PowerSettingRegisterNotification' -Namespace Win32 -PassThru
# $api::PowerSettingRegisterNotification(SettingGuid, Flags, Recipient, RegistrationHandle)

#uselib "POWRPROF.dll"
#func global PowerSettingRegisterNotification "PowerSettingRegisterNotification" sptr, sptr, sptr, sptr
; PowerSettingRegisterNotification varptr(SettingGuid), Flags, Recipient, RegistrationHandle   ; 戻り値は stat
; SettingGuid : GUID* -> "sptr"
; Flags : REGISTER_NOTIFICATION_FLAGS -> "sptr"
; Recipient : HANDLE -> "sptr"
; RegistrationHandle : void** 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。

#uselib "POWRPROF.dll"
#cfunc global PowerSettingRegisterNotification "PowerSettingRegisterNotification" var, int, sptr, sptr
; res = PowerSettingRegisterNotification(SettingGuid, Flags, Recipient, RegistrationHandle)
; SettingGuid : GUID* -> "var"
; Flags : REGISTER_NOTIFICATION_FLAGS -> "int"
; Recipient : HANDLE -> "sptr"
; RegistrationHandle : void** out -> "sptr"
; ※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。

; WIN32_ERROR PowerSettingRegisterNotification(GUID* SettingGuid, REGISTER_NOTIFICATION_FLAGS Flags, HANDLE Recipient, void** RegistrationHandle)
#uselib "POWRPROF.dll"
#cfunc global PowerSettingRegisterNotification "PowerSettingRegisterNotification" var, int, intptr, intptr
; res = PowerSettingRegisterNotification(SettingGuid, Flags, Recipient, RegistrationHandle)
; SettingGuid : GUID* -> "var"
; Flags : REGISTER_NOTIFICATION_FLAGS -> "int"
; Recipient : HANDLE -> "intptr"
; RegistrationHandle : void** out -> "intptr"
; ※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 (
	powrprof = windows.NewLazySystemDLL("POWRPROF.dll")
	procPowerSettingRegisterNotification = powrprof.NewProc("PowerSettingRegisterNotification")
)

// SettingGuid (GUID*), Flags (REGISTER_NOTIFICATION_FLAGS), Recipient (HANDLE), RegistrationHandle (void** out)
r1, _, err := procPowerSettingRegisterNotification.Call(
	uintptr(SettingGuid),
	uintptr(Flags),
	uintptr(Recipient),
	uintptr(RegistrationHandle),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // WIN32_ERROR

function PowerSettingRegisterNotification(
  SettingGuid: PGUID;   // GUID*
  Flags: DWORD;   // REGISTER_NOTIFICATION_FLAGS
  Recipient: THandle;   // HANDLE
  RegistrationHandle: Pointer   // void** out
): DWORD; stdcall;
  external 'POWRPROF.dll' name 'PowerSettingRegisterNotification';

result := DllCall("POWRPROF\PowerSettingRegisterNotification"
    , "Ptr", SettingGuid   ; GUID*
    , "UInt", Flags   ; REGISTER_NOTIFICATION_FLAGS
    , "Ptr", Recipient   ; HANDLE
    , "Ptr", RegistrationHandle   ; void** out
    , "UInt")   ; return: WIN32_ERROR

●PowerSettingRegisterNotification(SettingGuid, Flags, Recipient, RegistrationHandle) = DLL("POWRPROF.dll", "dword PowerSettingRegisterNotification(void*, dword, void*, void*)")
# 呼び出し: PowerSettingRegisterNotification(SettingGuid, Flags, Recipient, RegistrationHandle)
# SettingGuid : GUID* -> "void*"
# Flags : REGISTER_NOTIFICATION_FLAGS -> "dword"
# Recipient : HANDLE -> "void*"
# RegistrationHandle : void** 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)。