DRMActivate

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

HRESULT DRMActivate(
    DWORD hClient,
    DWORD uFlags,
    DWORD uLangID,
    DRM_ACTSERV_INFO* pActServInfo,
    void* pvContext,
    HWND hParentWnd
);

<DllImport("msdrm.dll", ExactSpelling:=True)>
Public Shared Function DRMActivate(
    hClient As UInteger,   ' DWORD
    uFlags As UInteger,   ' DWORD
    uLangID As UInteger,   ' DWORD
    pActServInfo As IntPtr,   ' DRM_ACTSERV_INFO* in/out
    pvContext As IntPtr,   ' void* in/out
    hParentWnd As IntPtr   ' HWND
) As Integer
End Function

' hClient : DWORD
' uFlags : DWORD
' uLangID : DWORD
' pActServInfo : DRM_ACTSERV_INFO* in/out
' pvContext : void* in/out
' hParentWnd : HWND
Declare PtrSafe Function DRMActivate Lib "msdrm" ( _
    ByVal hClient As Long, _
    ByVal uFlags As Long, _
    ByVal uLangID As Long, _
    ByVal pActServInfo As LongPtr, _
    ByVal pvContext As LongPtr, _
    ByVal hParentWnd 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

DRMActivate = ctypes.windll.msdrm.DRMActivate
DRMActivate.restype = ctypes.c_int
DRMActivate.argtypes = [
    wintypes.DWORD,  # hClient : DWORD
    wintypes.DWORD,  # uFlags : DWORD
    wintypes.DWORD,  # uLangID : DWORD
    ctypes.c_void_p,  # pActServInfo : DRM_ACTSERV_INFO* in/out
    ctypes.POINTER(None),  # pvContext : void* in/out
    wintypes.HANDLE,  # hParentWnd : HWND
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('msdrm.dll')
DRMActivate = Fiddle::Function.new(
  lib['DRMActivate'],
  [
    -Fiddle::TYPE_INT,  # hClient : DWORD
    -Fiddle::TYPE_INT,  # uFlags : DWORD
    -Fiddle::TYPE_INT,  # uLangID : DWORD
    Fiddle::TYPE_VOIDP,  # pActServInfo : DRM_ACTSERV_INFO* in/out
    Fiddle::TYPE_VOIDP,  # pvContext : void* in/out
    Fiddle::TYPE_VOIDP,  # hParentWnd : HWND
  ],
  Fiddle::TYPE_INT)

#[link(name = "msdrm")]
extern "system" {
    fn DRMActivate(
        hClient: u32,  // DWORD
        uFlags: u32,  // DWORD
        uLangID: u32,  // DWORD
        pActServInfo: *mut DRM_ACTSERV_INFO,  // DRM_ACTSERV_INFO* in/out
        pvContext: *mut (),  // void* in/out
        hParentWnd: *mut core::ffi::c_void  // HWND
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("msdrm.dll")]
public static extern int DRMActivate(uint hClient, uint uFlags, uint uLangID, IntPtr pActServInfo, IntPtr pvContext, IntPtr hParentWnd);
"@
$api = Add-Type -MemberDefinition $sig -Name 'msdrm_DRMActivate' -Namespace Win32 -PassThru
# $api::DRMActivate(hClient, uFlags, uLangID, pActServInfo, pvContext, hParentWnd)

#uselib "msdrm.dll"
#func global DRMActivate "DRMActivate" sptr, sptr, sptr, sptr, sptr, sptr
; DRMActivate hClient, uFlags, uLangID, varptr(pActServInfo), pvContext, hParentWnd   ; 戻り値は stat
; hClient : DWORD -> "sptr"
; uFlags : DWORD -> "sptr"
; uLangID : DWORD -> "sptr"
; pActServInfo : DRM_ACTSERV_INFO* in/out -> "sptr"
; pvContext : void* in/out -> "sptr"
; hParentWnd : HWND -> "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 "msdrm.dll"
#cfunc global DRMActivate "DRMActivate" int, int, int, var, sptr, sptr
; res = DRMActivate(hClient, uFlags, uLangID, pActServInfo, pvContext, hParentWnd)
; hClient : DWORD -> "int"
; uFlags : DWORD -> "int"
; uLangID : DWORD -> "int"
; pActServInfo : DRM_ACTSERV_INFO* in/out -> "var"
; pvContext : void* in/out -> "sptr"
; hParentWnd : HWND -> "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。

; HRESULT DRMActivate(DWORD hClient, DWORD uFlags, DWORD uLangID, DRM_ACTSERV_INFO* pActServInfo, void* pvContext, HWND hParentWnd)
#uselib "msdrm.dll"
#cfunc global DRMActivate "DRMActivate" int, int, int, var, intptr, intptr
; res = DRMActivate(hClient, uFlags, uLangID, pActServInfo, pvContext, hParentWnd)
; hClient : DWORD -> "int"
; uFlags : DWORD -> "int"
; uLangID : DWORD -> "int"
; pActServInfo : DRM_ACTSERV_INFO* in/out -> "var"
; pvContext : void* in/out -> "intptr"
; hParentWnd : HWND -> "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 (
	msdrm = windows.NewLazySystemDLL("msdrm.dll")
	procDRMActivate = msdrm.NewProc("DRMActivate")
)

// hClient (DWORD), uFlags (DWORD), uLangID (DWORD), pActServInfo (DRM_ACTSERV_INFO* in/out), pvContext (void* in/out), hParentWnd (HWND)
r1, _, err := procDRMActivate.Call(
	uintptr(hClient),
	uintptr(uFlags),
	uintptr(uLangID),
	uintptr(pActServInfo),
	uintptr(pvContext),
	uintptr(hParentWnd),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function DRMActivate(
  hClient: DWORD;   // DWORD
  uFlags: DWORD;   // DWORD
  uLangID: DWORD;   // DWORD
  pActServInfo: Pointer;   // DRM_ACTSERV_INFO* in/out
  pvContext: Pointer;   // void* in/out
  hParentWnd: THandle   // HWND
): Integer; stdcall;
  external 'msdrm.dll' name 'DRMActivate';

result := DllCall("msdrm\DRMActivate"
    , "UInt", hClient   ; DWORD
    , "UInt", uFlags   ; DWORD
    , "UInt", uLangID   ; DWORD
    , "Ptr", pActServInfo   ; DRM_ACTSERV_INFO* in/out
    , "Ptr", pvContext   ; void* in/out
    , "Ptr", hParentWnd   ; HWND
    , "Int")   ; return: HRESULT

●DRMActivate(hClient, uFlags, uLangID, pActServInfo, pvContext, hParentWnd) = DLL("msdrm.dll", "int DRMActivate(dword, dword, dword, void*, void*, void*)")
# 呼び出し: DRMActivate(hClient, uFlags, uLangID, pActServInfo, pvContext, hParentWnd)
# hClient : DWORD -> "dword"
# uFlags : DWORD -> "dword"
# uLangID : DWORD -> "dword"
# pActServInfo : DRM_ACTSERV_INFO* in/out -> "void*"
# pvContext : void* in/out -> "void*"
# hParentWnd : HWND -> "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)。