MFLoadSignedLibrary

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

HRESULT MFLoadSignedLibrary(
    LPCWSTR pszName,
    IMFSignedLibrary** ppLib
);

<DllImport("MF.dll", ExactSpelling:=True)>
Public Shared Function MFLoadSignedLibrary(
    <MarshalAs(UnmanagedType.LPWStr)> pszName As String,   ' LPCWSTR
    ppLib As IntPtr   ' IMFSignedLibrary** out
) As Integer
End Function

' pszName : LPCWSTR
' ppLib : IMFSignedLibrary** out
Declare PtrSafe Function MFLoadSignedLibrary Lib "mf" ( _
    ByVal pszName As LongPtr, _
    ByVal ppLib 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

MFLoadSignedLibrary = ctypes.windll.mf.MFLoadSignedLibrary
MFLoadSignedLibrary.restype = ctypes.c_int
MFLoadSignedLibrary.argtypes = [
    wintypes.LPCWSTR,  # pszName : LPCWSTR
    ctypes.c_void_p,  # ppLib : IMFSignedLibrary** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MF.dll')
MFLoadSignedLibrary = Fiddle::Function.new(
  lib['MFLoadSignedLibrary'],
  [
    Fiddle::TYPE_VOIDP,  # pszName : LPCWSTR
    Fiddle::TYPE_VOIDP,  # ppLib : IMFSignedLibrary** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "mf")]
extern "system" {
    fn MFLoadSignedLibrary(
        pszName: *const u16,  // LPCWSTR
        ppLib: *mut *mut core::ffi::c_void  // IMFSignedLibrary** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("MF.dll")]
public static extern int MFLoadSignedLibrary([MarshalAs(UnmanagedType.LPWStr)] string pszName, IntPtr ppLib);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MF_MFLoadSignedLibrary' -Namespace Win32 -PassThru
# $api::MFLoadSignedLibrary(pszName, ppLib)

#uselib "MF.dll"
#func global MFLoadSignedLibrary "MFLoadSignedLibrary" sptr, sptr
; MFLoadSignedLibrary pszName, ppLib   ; 戻り値は stat
; pszName : LPCWSTR -> "sptr"
; ppLib : IMFSignedLibrary** 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 "MF.dll"
#cfunc global MFLoadSignedLibrary "MFLoadSignedLibrary" wstr, sptr
; res = MFLoadSignedLibrary(pszName, ppLib)
; pszName : LPCWSTR -> "wstr"
; ppLib : IMFSignedLibrary** out -> "sptr"

; HRESULT MFLoadSignedLibrary(LPCWSTR pszName, IMFSignedLibrary** ppLib)
#uselib "MF.dll"
#cfunc global MFLoadSignedLibrary "MFLoadSignedLibrary" wstr, intptr
; res = MFLoadSignedLibrary(pszName, ppLib)
; pszName : LPCWSTR -> "wstr"
; ppLib : IMFSignedLibrary** out -> "intptr"

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

var (
	mf = windows.NewLazySystemDLL("MF.dll")
	procMFLoadSignedLibrary = mf.NewProc("MFLoadSignedLibrary")
)

// pszName (LPCWSTR), ppLib (IMFSignedLibrary** out)
r1, _, err := procMFLoadSignedLibrary.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pszName))),
	uintptr(ppLib),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function MFLoadSignedLibrary(
  pszName: PWideChar;   // LPCWSTR
  ppLib: Pointer   // IMFSignedLibrary** out
): Integer; stdcall;
  external 'MF.dll' name 'MFLoadSignedLibrary';

result := DllCall("MF\MFLoadSignedLibrary"
    , "WStr", pszName   ; LPCWSTR
    , "Ptr", ppLib   ; IMFSignedLibrary** out
    , "Int")   ; return: HRESULT

●MFLoadSignedLibrary(pszName, ppLib) = DLL("MF.dll", "int MFLoadSignedLibrary(char*, void*)")
# 呼び出し: MFLoadSignedLibrary(pszName, ppLib)
# pszName : LPCWSTR -> "char*"
# ppLib : IMFSignedLibrary** 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)。