MFGetMFTMerit

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

HRESULT MFGetMFTMerit(
    IUnknown* pMFT,
    DWORD cbVerifier,
    const BYTE* verifier,
    DWORD* merit
);

<DllImport("MFPlat.dll", ExactSpelling:=True)>
Public Shared Function MFGetMFTMerit(
    pMFT As IntPtr,   ' IUnknown*
    cbVerifier As UInteger,   ' DWORD
    verifier As IntPtr,   ' BYTE*
    <Out> ByRef merit As UInteger   ' DWORD* out
) As Integer
End Function

' pMFT : IUnknown*
' cbVerifier : DWORD
' verifier : BYTE*
' merit : DWORD* out
Declare PtrSafe Function MFGetMFTMerit Lib "mfplat" ( _
    ByVal pMFT As LongPtr, _
    ByVal cbVerifier As Long, _
    ByVal verifier As LongPtr, _
    ByRef merit As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

MFGetMFTMerit = ctypes.windll.mfplat.MFGetMFTMerit
MFGetMFTMerit.restype = ctypes.c_int
MFGetMFTMerit.argtypes = [
    ctypes.c_void_p,  # pMFT : IUnknown*
    wintypes.DWORD,  # cbVerifier : DWORD
    ctypes.POINTER(ctypes.c_ubyte),  # verifier : BYTE*
    ctypes.POINTER(wintypes.DWORD),  # merit : DWORD* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MFPlat.dll')
MFGetMFTMerit = Fiddle::Function.new(
  lib['MFGetMFTMerit'],
  [
    Fiddle::TYPE_VOIDP,  # pMFT : IUnknown*
    -Fiddle::TYPE_INT,  # cbVerifier : DWORD
    Fiddle::TYPE_VOIDP,  # verifier : BYTE*
    Fiddle::TYPE_VOIDP,  # merit : DWORD* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "mfplat")]
extern "system" {
    fn MFGetMFTMerit(
        pMFT: *mut core::ffi::c_void,  // IUnknown*
        cbVerifier: u32,  // DWORD
        verifier: *const u8,  // BYTE*
        merit: *mut u32  // DWORD* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("MFPlat.dll")]
public static extern int MFGetMFTMerit(IntPtr pMFT, uint cbVerifier, IntPtr verifier, out uint merit);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MFPlat_MFGetMFTMerit' -Namespace Win32 -PassThru
# $api::MFGetMFTMerit(pMFT, cbVerifier, verifier, merit)

#uselib "MFPlat.dll"
#func global MFGetMFTMerit "MFGetMFTMerit" sptr, sptr, sptr, sptr
; MFGetMFTMerit pMFT, cbVerifier, varptr(verifier), varptr(merit)   ; 戻り値は stat
; pMFT : IUnknown* -> "sptr"
; cbVerifier : DWORD -> "sptr"
; verifier : BYTE* -> "sptr"
; merit : DWORD* 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 "MFPlat.dll"
#cfunc global MFGetMFTMerit "MFGetMFTMerit" sptr, int, var, var
; res = MFGetMFTMerit(pMFT, cbVerifier, verifier, merit)
; pMFT : IUnknown* -> "sptr"
; cbVerifier : DWORD -> "int"
; verifier : BYTE* -> "var"
; merit : DWORD* out -> "var"
; ※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 MFGetMFTMerit(IUnknown* pMFT, DWORD cbVerifier, BYTE* verifier, DWORD* merit)
#uselib "MFPlat.dll"
#cfunc global MFGetMFTMerit "MFGetMFTMerit" intptr, int, var, var
; res = MFGetMFTMerit(pMFT, cbVerifier, verifier, merit)
; pMFT : IUnknown* -> "intptr"
; cbVerifier : DWORD -> "int"
; verifier : BYTE* -> "var"
; merit : DWORD* out -> "var"
; ※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 (
	mfplat = windows.NewLazySystemDLL("MFPlat.dll")
	procMFGetMFTMerit = mfplat.NewProc("MFGetMFTMerit")
)

// pMFT (IUnknown*), cbVerifier (DWORD), verifier (BYTE*), merit (DWORD* out)
r1, _, err := procMFGetMFTMerit.Call(
	uintptr(pMFT),
	uintptr(cbVerifier),
	uintptr(verifier),
	uintptr(merit),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function MFGetMFTMerit(
  pMFT: Pointer;   // IUnknown*
  cbVerifier: DWORD;   // DWORD
  verifier: Pointer;   // BYTE*
  merit: Pointer   // DWORD* out
): Integer; stdcall;
  external 'MFPlat.dll' name 'MFGetMFTMerit';

result := DllCall("MFPlat\MFGetMFTMerit"
    , "Ptr", pMFT   ; IUnknown*
    , "UInt", cbVerifier   ; DWORD
    , "Ptr", verifier   ; BYTE*
    , "Ptr", merit   ; DWORD* out
    , "Int")   ; return: HRESULT

●MFGetMFTMerit(pMFT, cbVerifier, verifier, merit) = DLL("MFPlat.dll", "int MFGetMFTMerit(void*, dword, void*, void*)")
# 呼び出し: MFGetMFTMerit(pMFT, cbVerifier, verifier, merit)
# pMFT : IUnknown* -> "void*"
# cbVerifier : DWORD -> "dword"
# verifier : BYTE* -> "void*"
# merit : DWORD* 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)。