CM_Set_Class_Registry_PropertyW

// CFGMGR32.dll  (Unicode / -W)
#include <windows.h>

CONFIGRET CM_Set_Class_Registry_PropertyW(
    GUID* ClassGuid,
    DWORD ulProperty,
    void* Buffer,   // optional
    DWORD ulLength,
    DWORD ulFlags,
    INT_PTR hMachine   // optional
);

<DllImport("CFGMGR32.dll", CharSet:=CharSet.Unicode, ExactSpelling:=True)>
Public Shared Function CM_Set_Class_Registry_PropertyW(
    ByRef ClassGuid As Guid,   ' GUID*
    ulProperty As UInteger,   ' DWORD
    Buffer As IntPtr,   ' void* optional
    ulLength As UInteger,   ' DWORD
    ulFlags As UInteger,   ' DWORD
    hMachine As IntPtr   ' INT_PTR optional
) As UInteger
End Function

' ClassGuid : GUID*
' ulProperty : DWORD
' Buffer : void* optional
' ulLength : DWORD
' ulFlags : DWORD
' hMachine : INT_PTR optional
Declare PtrSafe Function CM_Set_Class_Registry_PropertyW Lib "cfgmgr32" ( _
    ByVal ClassGuid As LongPtr, _
    ByVal ulProperty As Long, _
    ByVal Buffer As LongPtr, _
    ByVal ulLength As Long, _
    ByVal ulFlags As Long, _
    ByVal hMachine As LongPtr) As Long
' Unicode(W): 文字列は ByVal As LongPtr とし StrPtr(unicodeStr) を渡す
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

CM_Set_Class_Registry_PropertyW = ctypes.windll.cfgmgr32.CM_Set_Class_Registry_PropertyW
CM_Set_Class_Registry_PropertyW.restype = wintypes.DWORD
CM_Set_Class_Registry_PropertyW.argtypes = [
    ctypes.c_void_p,  # ClassGuid : GUID*
    wintypes.DWORD,  # ulProperty : DWORD
    ctypes.POINTER(None),  # Buffer : void* optional
    wintypes.DWORD,  # ulLength : DWORD
    wintypes.DWORD,  # ulFlags : DWORD
    ctypes.c_ssize_t,  # hMachine : INT_PTR optional
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('CFGMGR32.dll')
CM_Set_Class_Registry_PropertyW = Fiddle::Function.new(
  lib['CM_Set_Class_Registry_PropertyW'],
  [
    Fiddle::TYPE_VOIDP,  # ClassGuid : GUID*
    -Fiddle::TYPE_INT,  # ulProperty : DWORD
    Fiddle::TYPE_VOIDP,  # Buffer : void* optional
    -Fiddle::TYPE_INT,  # ulLength : DWORD
    -Fiddle::TYPE_INT,  # ulFlags : DWORD
    Fiddle::TYPE_INTPTR_T,  # hMachine : INT_PTR optional
  ],
  -Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "cfgmgr32")]
extern "system" {
    fn CM_Set_Class_Registry_PropertyW(
        ClassGuid: *mut GUID,  // GUID*
        ulProperty: u32,  // DWORD
        Buffer: *mut (),  // void* optional
        ulLength: u32,  // DWORD
        ulFlags: u32,  // DWORD
        hMachine: isize  // INT_PTR optional
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("CFGMGR32.dll", CharSet = CharSet.Unicode)]
public static extern uint CM_Set_Class_Registry_PropertyW(ref Guid ClassGuid, uint ulProperty, IntPtr Buffer, uint ulLength, uint ulFlags, IntPtr hMachine);
"@
$api = Add-Type -MemberDefinition $sig -Name 'CFGMGR32_CM_Set_Class_Registry_PropertyW' -Namespace Win32 -PassThru
# $api::CM_Set_Class_Registry_PropertyW(ClassGuid, ulProperty, Buffer, ulLength, ulFlags, hMachine)

#uselib "CFGMGR32.dll"
#func global CM_Set_Class_Registry_PropertyW "CM_Set_Class_Registry_PropertyW" wptr, wptr, wptr, wptr, wptr, wptr
; CM_Set_Class_Registry_PropertyW varptr(ClassGuid), ulProperty, Buffer, ulLength, ulFlags, hMachine   ; 戻り値は stat
; ClassGuid : GUID* -> "wptr"
; ulProperty : DWORD -> "wptr"
; Buffer : void* optional -> "wptr"
; ulLength : DWORD -> "wptr"
; ulFlags : DWORD -> "wptr"
; hMachine : INT_PTR optional -> "wptr"
; ※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 "CFGMGR32.dll"
#cfunc global CM_Set_Class_Registry_PropertyW "CM_Set_Class_Registry_PropertyW" var, int, sptr, int, int, sptr
; res = CM_Set_Class_Registry_PropertyW(ClassGuid, ulProperty, Buffer, ulLength, ulFlags, hMachine)
; ClassGuid : GUID* -> "var"
; ulProperty : DWORD -> "int"
; Buffer : void* optional -> "sptr"
; ulLength : DWORD -> "int"
; ulFlags : DWORD -> "int"
; hMachine : INT_PTR optional -> "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。

; CONFIGRET CM_Set_Class_Registry_PropertyW(GUID* ClassGuid, DWORD ulProperty, void* Buffer, DWORD ulLength, DWORD ulFlags, INT_PTR hMachine)
#uselib "CFGMGR32.dll"
#cfunc global CM_Set_Class_Registry_PropertyW "CM_Set_Class_Registry_PropertyW" var, int, intptr, int, int, intptr
; res = CM_Set_Class_Registry_PropertyW(ClassGuid, ulProperty, Buffer, ulLength, ulFlags, hMachine)
; ClassGuid : GUID* -> "var"
; ulProperty : DWORD -> "int"
; Buffer : void* optional -> "intptr"
; ulLength : DWORD -> "int"
; ulFlags : DWORD -> "int"
; hMachine : INT_PTR optional -> "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 (
	cfgmgr32 = windows.NewLazySystemDLL("CFGMGR32.dll")
	procCM_Set_Class_Registry_PropertyW = cfgmgr32.NewProc("CM_Set_Class_Registry_PropertyW")
)

// ClassGuid (GUID*), ulProperty (DWORD), Buffer (void* optional), ulLength (DWORD), ulFlags (DWORD), hMachine (INT_PTR optional)
r1, _, err := procCM_Set_Class_Registry_PropertyW.Call(
	uintptr(ClassGuid),
	uintptr(ulProperty),
	uintptr(Buffer),
	uintptr(ulLength),
	uintptr(ulFlags),
	uintptr(hMachine),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // CONFIGRET

function CM_Set_Class_Registry_PropertyW(
  ClassGuid: PGUID;   // GUID*
  ulProperty: DWORD;   // DWORD
  Buffer: Pointer;   // void* optional
  ulLength: DWORD;   // DWORD
  ulFlags: DWORD;   // DWORD
  hMachine: NativeInt   // INT_PTR optional
): DWORD; stdcall;
  external 'CFGMGR32.dll' name 'CM_Set_Class_Registry_PropertyW';

result := DllCall("CFGMGR32\CM_Set_Class_Registry_PropertyW"
    , "Ptr", ClassGuid   ; GUID*
    , "UInt", ulProperty   ; DWORD
    , "Ptr", Buffer   ; void* optional
    , "UInt", ulLength   ; DWORD
    , "UInt", ulFlags   ; DWORD
    , "Ptr", hMachine   ; INT_PTR optional
    , "UInt")   ; return: CONFIGRET

●CM_Set_Class_Registry_PropertyW(ClassGuid, ulProperty, Buffer, ulLength, ulFlags, hMachine) = DLL("CFGMGR32.dll", "dword CM_Set_Class_Registry_PropertyW(void*, dword, void*, dword, dword, int)")
# 呼び出し: CM_Set_Class_Registry_PropertyW(ClassGuid, ulProperty, Buffer, ulLength, ulFlags, hMachine)
# ClassGuid : GUID* -> "void*"
# ulProperty : DWORD -> "dword"
# Buffer : void* optional -> "void*"
# ulLength : DWORD -> "dword"
# ulFlags : DWORD -> "dword"
# hMachine : INT_PTR optional -> "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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。