ApplyPatchToFileW

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

BOOL ApplyPatchToFileW(
    LPCWSTR PatchFileName,
    LPCWSTR OldFileName,   // optional
    LPCWSTR NewFileName,
    DWORD ApplyOptionFlags
);

<DllImport("mspatcha.dll", CharSet:=CharSet.Unicode, ExactSpelling:=True)>
Public Shared Function ApplyPatchToFileW(
    <MarshalAs(UnmanagedType.LPWStr)> PatchFileName As String,   ' LPCWSTR
    <MarshalAs(UnmanagedType.LPWStr)> OldFileName As String,   ' LPCWSTR optional
    <MarshalAs(UnmanagedType.LPWStr)> NewFileName As String,   ' LPCWSTR
    ApplyOptionFlags As UInteger   ' DWORD
) As Boolean
End Function

' PatchFileName : LPCWSTR
' OldFileName : LPCWSTR optional
' NewFileName : LPCWSTR
' ApplyOptionFlags : DWORD
Declare PtrSafe Function ApplyPatchToFileW Lib "mspatcha" ( _
    ByVal PatchFileName As LongPtr, _
    ByVal OldFileName As LongPtr, _
    ByVal NewFileName As LongPtr, _
    ByVal ApplyOptionFlags As Long) 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

ApplyPatchToFileW = ctypes.windll.mspatcha.ApplyPatchToFileW
ApplyPatchToFileW.restype = wintypes.BOOL
ApplyPatchToFileW.argtypes = [
    wintypes.LPCWSTR,  # PatchFileName : LPCWSTR
    wintypes.LPCWSTR,  # OldFileName : LPCWSTR optional
    wintypes.LPCWSTR,  # NewFileName : LPCWSTR
    wintypes.DWORD,  # ApplyOptionFlags : DWORD
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('mspatcha.dll')
ApplyPatchToFileW = Fiddle::Function.new(
  lib['ApplyPatchToFileW'],
  [
    Fiddle::TYPE_VOIDP,  # PatchFileName : LPCWSTR
    Fiddle::TYPE_VOIDP,  # OldFileName : LPCWSTR optional
    Fiddle::TYPE_VOIDP,  # NewFileName : LPCWSTR
    -Fiddle::TYPE_INT,  # ApplyOptionFlags : DWORD
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "mspatcha")]
extern "system" {
    fn ApplyPatchToFileW(
        PatchFileName: *const u16,  // LPCWSTR
        OldFileName: *const u16,  // LPCWSTR optional
        NewFileName: *const u16,  // LPCWSTR
        ApplyOptionFlags: u32  // DWORD
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("mspatcha.dll", CharSet = CharSet.Unicode)]
public static extern bool ApplyPatchToFileW([MarshalAs(UnmanagedType.LPWStr)] string PatchFileName, [MarshalAs(UnmanagedType.LPWStr)] string OldFileName, [MarshalAs(UnmanagedType.LPWStr)] string NewFileName, uint ApplyOptionFlags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'mspatcha_ApplyPatchToFileW' -Namespace Win32 -PassThru
# $api::ApplyPatchToFileW(PatchFileName, OldFileName, NewFileName, ApplyOptionFlags)

#uselib "mspatcha.dll"
#func global ApplyPatchToFileW "ApplyPatchToFileW" wptr, wptr, wptr, wptr
; ApplyPatchToFileW PatchFileName, OldFileName, NewFileName, ApplyOptionFlags   ; 戻り値は stat
; PatchFileName : LPCWSTR -> "wptr"
; OldFileName : LPCWSTR optional -> "wptr"
; NewFileName : LPCWSTR -> "wptr"
; ApplyOptionFlags : DWORD -> "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 "mspatcha.dll"
#cfunc global ApplyPatchToFileW "ApplyPatchToFileW" wstr, wstr, wstr, int
; res = ApplyPatchToFileW(PatchFileName, OldFileName, NewFileName, ApplyOptionFlags)
; PatchFileName : LPCWSTR -> "wstr"
; OldFileName : LPCWSTR optional -> "wstr"
; NewFileName : LPCWSTR -> "wstr"
; ApplyOptionFlags : DWORD -> "int"

; BOOL ApplyPatchToFileW(LPCWSTR PatchFileName, LPCWSTR OldFileName, LPCWSTR NewFileName, DWORD ApplyOptionFlags)
#uselib "mspatcha.dll"
#cfunc global ApplyPatchToFileW "ApplyPatchToFileW" wstr, wstr, wstr, int
; res = ApplyPatchToFileW(PatchFileName, OldFileName, NewFileName, ApplyOptionFlags)
; PatchFileName : LPCWSTR -> "wstr"
; OldFileName : LPCWSTR optional -> "wstr"
; NewFileName : LPCWSTR -> "wstr"
; ApplyOptionFlags : DWORD -> "int"

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

var (
	mspatcha = windows.NewLazySystemDLL("mspatcha.dll")
	procApplyPatchToFileW = mspatcha.NewProc("ApplyPatchToFileW")
)

// PatchFileName (LPCWSTR), OldFileName (LPCWSTR optional), NewFileName (LPCWSTR), ApplyOptionFlags (DWORD)
r1, _, err := procApplyPatchToFileW.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(PatchFileName))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(OldFileName))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(NewFileName))),
	uintptr(ApplyOptionFlags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function ApplyPatchToFileW(
  PatchFileName: PWideChar;   // LPCWSTR
  OldFileName: PWideChar;   // LPCWSTR optional
  NewFileName: PWideChar;   // LPCWSTR
  ApplyOptionFlags: DWORD   // DWORD
): BOOL; stdcall;
  external 'mspatcha.dll' name 'ApplyPatchToFileW';

result := DllCall("mspatcha\ApplyPatchToFileW"
    , "WStr", PatchFileName   ; LPCWSTR
    , "WStr", OldFileName   ; LPCWSTR optional
    , "WStr", NewFileName   ; LPCWSTR
    , "UInt", ApplyOptionFlags   ; DWORD
    , "Int")   ; return: BOOL

●ApplyPatchToFileW(PatchFileName, OldFileName, NewFileName, ApplyOptionFlags) = DLL("mspatcha.dll", "bool ApplyPatchToFileW(char*, char*, char*, dword)")
# 呼び出し: ApplyPatchToFileW(PatchFileName, OldFileName, NewFileName, ApplyOptionFlags)
# PatchFileName : LPCWSTR -> "char*"
# OldFileName : LPCWSTR optional -> "char*"
# NewFileName : LPCWSTR -> "char*"
# ApplyOptionFlags : DWORD -> "dword"
# 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。