ApplyDeltaA

// msdelta.dll  (ANSI / -A)
#include <windows.h>

BOOL ApplyDeltaA(
    LONGLONG ApplyFlags,
    LPCSTR lpSourceName,
    LPCSTR lpDeltaName,
    LPCSTR lpTargetName
);

<DllImport("msdelta.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function ApplyDeltaA(
    ApplyFlags As Long,   ' LONGLONG
    <MarshalAs(UnmanagedType.LPStr)> lpSourceName As String,   ' LPCSTR
    <MarshalAs(UnmanagedType.LPStr)> lpDeltaName As String,   ' LPCSTR
    <MarshalAs(UnmanagedType.LPStr)> lpTargetName As String   ' LPCSTR
) As Boolean
End Function

' ApplyFlags : LONGLONG
' lpSourceName : LPCSTR
' lpDeltaName : LPCSTR
' lpTargetName : LPCSTR
Declare PtrSafe Function ApplyDeltaA Lib "msdelta" ( _
    ByVal ApplyFlags As LongLong, _
    ByVal lpSourceName As String, _
    ByVal lpDeltaName As String, _
    ByVal lpTargetName As String) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

ApplyDeltaA = ctypes.windll.msdelta.ApplyDeltaA
ApplyDeltaA.restype = wintypes.BOOL
ApplyDeltaA.argtypes = [
    ctypes.c_longlong,  # ApplyFlags : LONGLONG
    wintypes.LPCSTR,  # lpSourceName : LPCSTR
    wintypes.LPCSTR,  # lpDeltaName : LPCSTR
    wintypes.LPCSTR,  # lpTargetName : LPCSTR
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('msdelta.dll')
ApplyDeltaA = Fiddle::Function.new(
  lib['ApplyDeltaA'],
  [
    Fiddle::TYPE_LONG_LONG,  # ApplyFlags : LONGLONG
    Fiddle::TYPE_VOIDP,  # lpSourceName : LPCSTR
    Fiddle::TYPE_VOIDP,  # lpDeltaName : LPCSTR
    Fiddle::TYPE_VOIDP,  # lpTargetName : LPCSTR
  ],
  Fiddle::TYPE_INT)

#[link(name = "msdelta")]
extern "system" {
    fn ApplyDeltaA(
        ApplyFlags: i64,  // LONGLONG
        lpSourceName: *const u8,  // LPCSTR
        lpDeltaName: *const u8,  // LPCSTR
        lpTargetName: *const u8  // LPCSTR
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("msdelta.dll", CharSet = CharSet.Ansi)]
public static extern bool ApplyDeltaA(long ApplyFlags, [MarshalAs(UnmanagedType.LPStr)] string lpSourceName, [MarshalAs(UnmanagedType.LPStr)] string lpDeltaName, [MarshalAs(UnmanagedType.LPStr)] string lpTargetName);
"@
$api = Add-Type -MemberDefinition $sig -Name 'msdelta_ApplyDeltaA' -Namespace Win32 -PassThru
# $api::ApplyDeltaA(ApplyFlags, lpSourceName, lpDeltaName, lpTargetName)

#uselib "msdelta.dll"
#func global ApplyDeltaA "ApplyDeltaA" sptr, sptr, sptr, sptr
; ApplyDeltaA ApplyFlags, lpSourceName, lpDeltaName, lpTargetName   ; 戻り値は stat
; ApplyFlags : LONGLONG -> "sptr"
; lpSourceName : LPCSTR -> "sptr"
; lpDeltaName : LPCSTR -> "sptr"
; lpTargetName : LPCSTR -> "sptr"
; ※HSP3.7は int64 引数(64bit値渡し)に非対応です。
; ※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 "msdelta.dll"
#cfunc global ApplyDeltaA "ApplyDeltaA" int64, str, str, str
; res = ApplyDeltaA(ApplyFlags, lpSourceName, lpDeltaName, lpTargetName)
; ApplyFlags : LONGLONG -> "int64"
; lpSourceName : LPCSTR -> "str"
; lpDeltaName : LPCSTR -> "str"
; lpTargetName : LPCSTR -> "str"
; ※int64 引数の DLL 値渡しは x64 ランタイム(hsp3_64)のみ対応(x86 は未対応)。

; BOOL ApplyDeltaA(LONGLONG ApplyFlags, LPCSTR lpSourceName, LPCSTR lpDeltaName, LPCSTR lpTargetName)
#uselib "msdelta.dll"
#cfunc global ApplyDeltaA "ApplyDeltaA" int64, str, str, str
; res = ApplyDeltaA(ApplyFlags, lpSourceName, lpDeltaName, lpTargetName)
; ApplyFlags : LONGLONG -> "int64"
; lpSourceName : LPCSTR -> "str"
; lpDeltaName : LPCSTR -> "str"
; lpTargetName : LPCSTR -> "str"

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

var (
	msdelta = windows.NewLazySystemDLL("msdelta.dll")
	procApplyDeltaA = msdelta.NewProc("ApplyDeltaA")
)

// ApplyFlags (LONGLONG), lpSourceName (LPCSTR), lpDeltaName (LPCSTR), lpTargetName (LPCSTR)
r1, _, err := procApplyDeltaA.Call(
	uintptr(ApplyFlags),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(lpSourceName))),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(lpDeltaName))),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(lpTargetName))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function ApplyDeltaA(
  ApplyFlags: Int64;   // LONGLONG
  lpSourceName: PAnsiChar;   // LPCSTR
  lpDeltaName: PAnsiChar;   // LPCSTR
  lpTargetName: PAnsiChar   // LPCSTR
): BOOL; stdcall;
  external 'msdelta.dll' name 'ApplyDeltaA';

result := DllCall("msdelta\ApplyDeltaA"
    , "Int64", ApplyFlags   ; LONGLONG
    , "AStr", lpSourceName   ; LPCSTR
    , "AStr", lpDeltaName   ; LPCSTR
    , "AStr", lpTargetName   ; LPCSTR
    , "Int")   ; return: BOOL

●ApplyDeltaA(ApplyFlags, lpSourceName, lpDeltaName, lpTargetName) = DLL("msdelta.dll", "bool ApplyDeltaA(int64, char*, char*, char*)")
# 呼び出し: ApplyDeltaA(ApplyFlags, lpSourceName, lpDeltaName, lpTargetName)
# ApplyFlags : LONGLONG -> "int64"
# lpSourceName : LPCSTR -> "char*"
# lpDeltaName : LPCSTR -> "char*"
# lpTargetName : LPCSTR -> "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)。