DRMDeleteLicense

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

HRESULT DRMDeleteLicense(
    DWORD hSession,
    LPWSTR wszLicenseId
);

<DllImport("msdrm.dll", ExactSpelling:=True)>
Public Shared Function DRMDeleteLicense(
    hSession As UInteger,   ' DWORD
    <MarshalAs(UnmanagedType.LPWStr)> wszLicenseId As String   ' LPWSTR
) As Integer
End Function

' hSession : DWORD
' wszLicenseId : LPWSTR
Declare PtrSafe Function DRMDeleteLicense Lib "msdrm" ( _
    ByVal hSession As Long, _
    ByVal wszLicenseId 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

DRMDeleteLicense = ctypes.windll.msdrm.DRMDeleteLicense
DRMDeleteLicense.restype = ctypes.c_int
DRMDeleteLicense.argtypes = [
    wintypes.DWORD,  # hSession : DWORD
    wintypes.LPCWSTR,  # wszLicenseId : LPWSTR
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('msdrm.dll')
DRMDeleteLicense = Fiddle::Function.new(
  lib['DRMDeleteLicense'],
  [
    -Fiddle::TYPE_INT,  # hSession : DWORD
    Fiddle::TYPE_VOIDP,  # wszLicenseId : LPWSTR
  ],
  Fiddle::TYPE_INT)

#[link(name = "msdrm")]
extern "system" {
    fn DRMDeleteLicense(
        hSession: u32,  // DWORD
        wszLicenseId: *mut u16  // LPWSTR
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("msdrm.dll")]
public static extern int DRMDeleteLicense(uint hSession, [MarshalAs(UnmanagedType.LPWStr)] string wszLicenseId);
"@
$api = Add-Type -MemberDefinition $sig -Name 'msdrm_DRMDeleteLicense' -Namespace Win32 -PassThru
# $api::DRMDeleteLicense(hSession, wszLicenseId)

#uselib "msdrm.dll"
#func global DRMDeleteLicense "DRMDeleteLicense" sptr, sptr
; DRMDeleteLicense hSession, wszLicenseId   ; 戻り値は stat
; hSession : DWORD -> "sptr"
; wszLicenseId : LPWSTR -> "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 DRMDeleteLicense "DRMDeleteLicense" int, wstr
; res = DRMDeleteLicense(hSession, wszLicenseId)
; hSession : DWORD -> "int"
; wszLicenseId : LPWSTR -> "wstr"

; HRESULT DRMDeleteLicense(DWORD hSession, LPWSTR wszLicenseId)
#uselib "msdrm.dll"
#cfunc global DRMDeleteLicense "DRMDeleteLicense" int, wstr
; res = DRMDeleteLicense(hSession, wszLicenseId)
; hSession : DWORD -> "int"
; wszLicenseId : LPWSTR -> "wstr"

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

var (
	msdrm = windows.NewLazySystemDLL("msdrm.dll")
	procDRMDeleteLicense = msdrm.NewProc("DRMDeleteLicense")
)

// hSession (DWORD), wszLicenseId (LPWSTR)
r1, _, err := procDRMDeleteLicense.Call(
	uintptr(hSession),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(wszLicenseId))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function DRMDeleteLicense(
  hSession: DWORD;   // DWORD
  wszLicenseId: PWideChar   // LPWSTR
): Integer; stdcall;
  external 'msdrm.dll' name 'DRMDeleteLicense';

result := DllCall("msdrm\DRMDeleteLicense"
    , "UInt", hSession   ; DWORD
    , "WStr", wszLicenseId   ; LPWSTR
    , "Int")   ; return: HRESULT

●DRMDeleteLicense(hSession, wszLicenseId) = DLL("msdrm.dll", "int DRMDeleteLicense(dword, char*)")
# 呼び出し: DRMDeleteLicense(hSession, wszLicenseId)
# hSession : DWORD -> "dword"
# wszLicenseId : LPWSTR -> "char*"
# 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)。