CopyFileExA

// KERNEL32.dll  (ANSI / -A)
#include <windows.h>

BOOL CopyFileExA(
    LPCSTR lpExistingFileName,
    LPCSTR lpNewFileName,
    LPPROGRESS_ROUTINE lpProgressRoutine,   // optional
    void* lpData,   // optional
    BOOL* pbCancel,   // optional
    COPYFILE_FLAGS dwCopyFlags
);

<DllImport("KERNEL32.dll", CharSet:=CharSet.Ansi, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function CopyFileExA(
    <MarshalAs(UnmanagedType.LPStr)> lpExistingFileName As String,   ' LPCSTR
    <MarshalAs(UnmanagedType.LPStr)> lpNewFileName As String,   ' LPCSTR
    lpProgressRoutine As IntPtr,   ' LPPROGRESS_ROUTINE optional
    lpData As IntPtr,   ' void* optional
    pbCancel As IntPtr,   ' BOOL* optional, in/out
    dwCopyFlags As UInteger   ' COPYFILE_FLAGS
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function

' lpExistingFileName : LPCSTR
' lpNewFileName : LPCSTR
' lpProgressRoutine : LPPROGRESS_ROUTINE optional
' lpData : void* optional
' pbCancel : BOOL* optional, in/out
' dwCopyFlags : COPYFILE_FLAGS
Declare PtrSafe Function CopyFileExA Lib "kernel32" ( _
    ByVal lpExistingFileName As String, _
    ByVal lpNewFileName As String, _
    ByVal lpProgressRoutine As LongPtr, _
    ByVal lpData As LongPtr, _
    ByVal pbCancel As LongPtr, _
    ByVal dwCopyFlags 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

CopyFileExA = ctypes.windll.kernel32.CopyFileExA
CopyFileExA.restype = wintypes.BOOL
CopyFileExA.argtypes = [
    wintypes.LPCSTR,  # lpExistingFileName : LPCSTR
    wintypes.LPCSTR,  # lpNewFileName : LPCSTR
    ctypes.c_void_p,  # lpProgressRoutine : LPPROGRESS_ROUTINE optional
    ctypes.POINTER(None),  # lpData : void* optional
    ctypes.c_void_p,  # pbCancel : BOOL* optional, in/out
    wintypes.DWORD,  # dwCopyFlags : COPYFILE_FLAGS
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
CopyFileExA = Fiddle::Function.new(
  lib['CopyFileExA'],
  [
    Fiddle::TYPE_VOIDP,  # lpExistingFileName : LPCSTR
    Fiddle::TYPE_VOIDP,  # lpNewFileName : LPCSTR
    Fiddle::TYPE_VOIDP,  # lpProgressRoutine : LPPROGRESS_ROUTINE optional
    Fiddle::TYPE_VOIDP,  # lpData : void* optional
    Fiddle::TYPE_VOIDP,  # pbCancel : BOOL* optional, in/out
    -Fiddle::TYPE_INT,  # dwCopyFlags : COPYFILE_FLAGS
  ],
  Fiddle::TYPE_INT)

#[link(name = "kernel32")]
extern "system" {
    fn CopyFileExA(
        lpExistingFileName: *const u8,  // LPCSTR
        lpNewFileName: *const u8,  // LPCSTR
        lpProgressRoutine: *const core::ffi::c_void,  // LPPROGRESS_ROUTINE optional
        lpData: *mut (),  // void* optional
        pbCancel: *mut i32,  // BOOL* optional, in/out
        dwCopyFlags: u32  // COPYFILE_FLAGS
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("KERNEL32.dll", CharSet = CharSet.Ansi, SetLastError = true)]
public static extern bool CopyFileExA([MarshalAs(UnmanagedType.LPStr)] string lpExistingFileName, [MarshalAs(UnmanagedType.LPStr)] string lpNewFileName, IntPtr lpProgressRoutine, IntPtr lpData, IntPtr pbCancel, uint dwCopyFlags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_CopyFileExA' -Namespace Win32 -PassThru
# $api::CopyFileExA(lpExistingFileName, lpNewFileName, lpProgressRoutine, lpData, pbCancel, dwCopyFlags)

#uselib "KERNEL32.dll"
#func global CopyFileExA "CopyFileExA" sptr, sptr, sptr, sptr, sptr, sptr
; CopyFileExA lpExistingFileName, lpNewFileName, lpProgressRoutine, lpData, varptr(pbCancel), dwCopyFlags   ; 戻り値は stat
; lpExistingFileName : LPCSTR -> "sptr"
; lpNewFileName : LPCSTR -> "sptr"
; lpProgressRoutine : LPPROGRESS_ROUTINE optional -> "sptr"
; lpData : void* optional -> "sptr"
; pbCancel : BOOL* optional, in/out -> "sptr"
; dwCopyFlags : COPYFILE_FLAGS -> "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。

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

var (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procCopyFileExA = kernel32.NewProc("CopyFileExA")
)

// lpExistingFileName (LPCSTR), lpNewFileName (LPCSTR), lpProgressRoutine (LPPROGRESS_ROUTINE optional), lpData (void* optional), pbCancel (BOOL* optional, in/out), dwCopyFlags (COPYFILE_FLAGS)
r1, _, err := procCopyFileExA.Call(
	uintptr(unsafe.Pointer(windows.BytePtrFromString(lpExistingFileName))),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(lpNewFileName))),
	uintptr(lpProgressRoutine),
	uintptr(lpData),
	uintptr(pbCancel),
	uintptr(dwCopyFlags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function CopyFileExA(
  lpExistingFileName: PAnsiChar;   // LPCSTR
  lpNewFileName: PAnsiChar;   // LPCSTR
  lpProgressRoutine: Pointer;   // LPPROGRESS_ROUTINE optional
  lpData: Pointer;   // void* optional
  pbCancel: Pointer;   // BOOL* optional, in/out
  dwCopyFlags: DWORD   // COPYFILE_FLAGS
): BOOL; stdcall;
  external 'KERNEL32.dll' name 'CopyFileExA';

result := DllCall("KERNEL32\CopyFileExA"
    , "AStr", lpExistingFileName   ; LPCSTR
    , "AStr", lpNewFileName   ; LPCSTR
    , "Ptr", lpProgressRoutine   ; LPPROGRESS_ROUTINE optional
    , "Ptr", lpData   ; void* optional
    , "Ptr", pbCancel   ; BOOL* optional, in/out
    , "UInt", dwCopyFlags   ; COPYFILE_FLAGS
    , "Int")   ; return: BOOL

●CopyFileExA(lpExistingFileName, lpNewFileName, lpProgressRoutine, lpData, pbCancel, dwCopyFlags) = DLL("KERNEL32.dll", "bool CopyFileExA(char*, char*, void*, void*, void*, dword)")
# 呼び出し: CopyFileExA(lpExistingFileName, lpNewFileName, lpProgressRoutine, lpData, pbCancel, dwCopyFlags)
# lpExistingFileName : LPCSTR -> "char*"
# lpNewFileName : LPCSTR -> "char*"
# lpProgressRoutine : LPPROGRESS_ROUTINE optional -> "void*"
# lpData : void* optional -> "void*"
# pbCancel : BOOL* optional, in/out -> "void*"
# dwCopyFlags : COPYFILE_FLAGS -> "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)。

const std = @import("std");

extern "kernel32" fn CopyFileExA(
    lpExistingFileName: [*c]const u8, // LPCSTR
    lpNewFileName: [*c]const u8, // LPCSTR
    lpProgressRoutine: ?*anyopaque, // LPPROGRESS_ROUTINE optional
    lpData: ?*anyopaque, // void* optional
    pbCancel: [*c]i32, // BOOL* optional, in/out
    dwCopyFlags: u32 // COPYFILE_FLAGS
) callconv(std.os.windows.WINAPI) i32;

proc CopyFileExA(
    lpExistingFileName: cstring,  # LPCSTR
    lpNewFileName: cstring,  # LPCSTR
    lpProgressRoutine: pointer,  # LPPROGRESS_ROUTINE optional
    lpData: pointer,  # void* optional
    pbCancel: ptr int32,  # BOOL* optional, in/out
    dwCopyFlags: uint32  # COPYFILE_FLAGS
): int32 {.importc: "CopyFileExA", stdcall, dynlib: "KERNEL32.dll".}

pragma(lib, "kernel32");
extern(Windows)
int CopyFileExA(
    const(char)* lpExistingFileName,   // LPCSTR
    const(char)* lpNewFileName,   // LPCSTR
    void* lpProgressRoutine,   // LPPROGRESS_ROUTINE optional
    void* lpData,   // void* optional
    int* pbCancel,   // BOOL* optional, in/out
    uint dwCopyFlags   // COPYFILE_FLAGS
);

ccall((:CopyFileExA, "KERNEL32.dll"), stdcall, Int32,
      (Cstring, Cstring, Ptr{Cvoid}, Ptr{Cvoid}, Ptr{Int32}, UInt32),
      lpExistingFileName, lpNewFileName, lpProgressRoutine, lpData, pbCancel, dwCopyFlags)
# lpExistingFileName : LPCSTR -> Cstring
# lpNewFileName : LPCSTR -> Cstring
# lpProgressRoutine : LPPROGRESS_ROUTINE optional -> Ptr{Cvoid}
# lpData : void* optional -> Ptr{Cvoid}
# pbCancel : BOOL* optional, in/out -> Ptr{Int32}
# dwCopyFlags : COPYFILE_FLAGS -> UInt32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t CopyFileExA(
    const char* lpExistingFileName,
    const char* lpNewFileName,
    void* lpProgressRoutine,
    void* lpData,
    int32_t* pbCancel,
    uint32_t dwCopyFlags);
]]
local kernel32 = ffi.load("kernel32")
-- kernel32.CopyFileExA(lpExistingFileName, lpNewFileName, lpProgressRoutine, lpData, pbCancel, dwCopyFlags)
-- lpExistingFileName : LPCSTR
-- lpNewFileName : LPCSTR
-- lpProgressRoutine : LPPROGRESS_ROUTINE optional
-- lpData : void* optional
-- pbCancel : BOOL* optional, in/out
-- dwCopyFlags : COPYFILE_FLAGS
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

const koffi = require('koffi');
const lib = koffi.load('KERNEL32.dll');
const CopyFileExA = lib.func('__stdcall', 'CopyFileExA', 'int32_t', ['str', 'str', 'void *', 'void *', 'int32_t *', 'uint32_t']);
// CopyFileExA(lpExistingFileName, lpNewFileName, lpProgressRoutine, lpData, pbCancel, dwCopyFlags)
// lpExistingFileName : LPCSTR -> 'str'
// lpNewFileName : LPCSTR -> 'str'
// lpProgressRoutine : LPPROGRESS_ROUTINE optional -> 'void *'
// lpData : void* optional -> 'void *'
// pbCancel : BOOL* optional, in/out -> 'int32_t *'
// dwCopyFlags : COPYFILE_FLAGS -> 'uint32_t'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。
// コールバック(関数ポインタ)は koffi.proto/koffi.register で型を定義して渡す(素の void* では JS 関数を渡せない)。

const lib = Deno.dlopen("KERNEL32.dll", {
  CopyFileExA: { parameters: ["buffer", "buffer", "pointer", "pointer", "pointer", "u32"], result: "i32" },
});
// lib.symbols.CopyFileExA(lpExistingFileName, lpNewFileName, lpProgressRoutine, lpData, pbCancel, dwCopyFlags)
// lpExistingFileName : LPCSTR -> "buffer"
// lpNewFileName : LPCSTR -> "buffer"
// lpProgressRoutine : LPPROGRESS_ROUTINE optional -> "pointer"
// lpData : void* optional -> "pointer"
// pbCancel : BOOL* optional, in/out -> "pointer"
// dwCopyFlags : COPYFILE_FLAGS -> "u32"
// 文字列は "buffer"。ANSI(-A) は new TextEncoder() で UTF-8/ANSI バイト列(末尾に \x00)を渡す。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
int32_t CopyFileExA(
    const char* lpExistingFileName,
    const char* lpNewFileName,
    void* lpProgressRoutine,
    void* lpData,
    int32_t* pbCancel,
    uint32_t dwCopyFlags);
C, "KERNEL32.dll");
// $ffi->CopyFileExA(lpExistingFileName, lpNewFileName, lpProgressRoutine, lpData, pbCancel, dwCopyFlags);
// lpExistingFileName : LPCSTR
// lpNewFileName : LPCSTR
// lpProgressRoutine : LPPROGRESS_ROUTINE optional
// lpData : void* optional
// pbCancel : BOOL* optional, in/out
// dwCopyFlags : COPYFILE_FLAGS
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Kernel32 extends StdCallLibrary {
    Kernel32 INSTANCE = Native.load("kernel32", Kernel32.class, W32APIOptions.ASCII_OPTIONS);
    boolean CopyFileExA(
        String lpExistingFileName,   // LPCSTR
        String lpNewFileName,   // LPCSTR
        Callback lpProgressRoutine,   // LPPROGRESS_ROUTINE optional
        Pointer lpData,   // void* optional
        IntByReference pbCancel,   // BOOL* optional, in/out
        int dwCopyFlags   // COPYFILE_FLAGS
    );
}

@[Link("kernel32")]
lib LibKERNEL32
  fun CopyFileExA = CopyFileExA(
    lpExistingFileName : UInt8*,   # LPCSTR
    lpNewFileName : UInt8*,   # LPCSTR
    lpProgressRoutine : Void*,   # LPPROGRESS_ROUTINE optional
    lpData : Void*,   # void* optional
    pbCancel : Int32*,   # BOOL* optional, in/out
    dwCopyFlags : UInt32   # COPYFILE_FLAGS
  ) : Int32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef CopyFileExANative = Int32 Function(Pointer<Utf8>, Pointer<Utf8>, Pointer<Void>, Pointer<Void>, Pointer<Int32>, Uint32);
typedef CopyFileExADart = int Function(Pointer<Utf8>, Pointer<Utf8>, Pointer<Void>, Pointer<Void>, Pointer<Int32>, int);
final CopyFileExA = DynamicLibrary.open('KERNEL32.dll')
    .lookupFunction<CopyFileExANative, CopyFileExADart>('CopyFileExA');
// lpExistingFileName : LPCSTR -> Pointer<Utf8>
// lpNewFileName : LPCSTR -> Pointer<Utf8>
// lpProgressRoutine : LPPROGRESS_ROUTINE optional -> Pointer<Void>
// lpData : void* optional -> Pointer<Void>
// pbCancel : BOOL* optional, in/out -> Pointer<Int32>
// dwCopyFlags : COPYFILE_FLAGS -> Uint32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function CopyFileExA(
  lpExistingFileName: PAnsiChar;   // LPCSTR
  lpNewFileName: PAnsiChar;   // LPCSTR
  lpProgressRoutine: Pointer;   // LPPROGRESS_ROUTINE optional
  lpData: Pointer;   // void* optional
  pbCancel: Pointer;   // BOOL* optional, in/out
  dwCopyFlags: DWORD   // COPYFILE_FLAGS
): BOOL; stdcall;
  external 'KERNEL32.dll' name 'CopyFileExA';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "CopyFileExA"
  c_CopyFileExA :: CString -> CString -> Ptr () -> Ptr () -> Ptr CInt -> Word32 -> IO CInt
-- lpExistingFileName : LPCSTR -> CString
-- lpNewFileName : LPCSTR -> CString
-- lpProgressRoutine : LPPROGRESS_ROUTINE optional -> Ptr ()
-- lpData : void* optional -> Ptr ()
-- pbCancel : BOOL* optional, in/out -> Ptr CInt
-- dwCopyFlags : COPYFILE_FLAGS -> Word32
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。

open Ctypes
open Foreign

let copyfileexa =
  foreign "CopyFileExA"
    (string @-> string @-> (ptr void) @-> (ptr void) @-> (ptr int32_t) @-> uint32_t @-> returning int32_t)
(* lpExistingFileName : LPCSTR -> string *)
(* lpNewFileName : LPCSTR -> string *)
(* lpProgressRoutine : LPPROGRESS_ROUTINE optional -> (ptr void) *)
(* lpData : void* optional -> (ptr void) *)
(* pbCancel : BOOL* optional, in/out -> (ptr int32_t) *)
(* dwCopyFlags : COPYFILE_FLAGS -> uint32_t *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)

(cffi:define-foreign-library kernel32 (t "KERNEL32.dll"))
(cffi:use-foreign-library kernel32)

(cffi:defcfun ("CopyFileExA" copy-file-ex-a :convention :stdcall) :int32
  (lp-existing-file-name :string)   ; LPCSTR
  (lp-new-file-name :string)   ; LPCSTR
  (lp-progress-routine :pointer)   ; LPPROGRESS_ROUTINE optional
  (lp-data :pointer)   ; void* optional
  (pb-cancel :pointer)   ; BOOL* optional, in/out
  (dw-copy-flags :uint32))   ; COPYFILE_FLAGS
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $CopyFileExA = Win32::API::More->new('KERNEL32',
    'BOOL CopyFileExA(LPCSTR lpExistingFileName, LPCSTR lpNewFileName, LPVOID lpProgressRoutine, LPVOID lpData, LPVOID pbCancel, DWORD dwCopyFlags)');
# my $ret = $CopyFileExA->Call($lpExistingFileName, $lpNewFileName, $lpProgressRoutine, $lpData, $pbCancel, $dwCopyFlags);
# lpExistingFileName : LPCSTR -> LPCSTR
# lpNewFileName : LPCSTR -> LPCSTR
# lpProgressRoutine : LPPROGRESS_ROUTINE optional -> LPVOID
# lpData : void* optional -> LPVOID
# pbCancel : BOOL* optional, in/out -> LPVOID
# dwCopyFlags : COPYFILE_FLAGS -> DWORD
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。
# コールバック(関数ポインタ)は Perl sub を直接渡せません。Win32::API::Callback を使用してください。