DuplicateHandle

// KERNEL32.dll
#include <windows.h>

BOOL DuplicateHandle(
    HANDLE hSourceProcessHandle,
    HANDLE hSourceHandle,
    HANDLE hTargetProcessHandle,
    HANDLE* lpTargetHandle,
    DWORD dwDesiredAccess,
    BOOL bInheritHandle,
    DUPLICATE_HANDLE_OPTIONS dwOptions
);

<DllImport("KERNEL32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function DuplicateHandle(
    hSourceProcessHandle As IntPtr,   ' HANDLE
    hSourceHandle As IntPtr,   ' HANDLE
    hTargetProcessHandle As IntPtr,   ' HANDLE
    lpTargetHandle As IntPtr,   ' HANDLE* out
    dwDesiredAccess As UInteger,   ' DWORD
    bInheritHandle As Boolean,   ' BOOL
    dwOptions As UInteger   ' DUPLICATE_HANDLE_OPTIONS
) As Boolean
End Function

' hSourceProcessHandle : HANDLE
' hSourceHandle : HANDLE
' hTargetProcessHandle : HANDLE
' lpTargetHandle : HANDLE* out
' dwDesiredAccess : DWORD
' bInheritHandle : BOOL
' dwOptions : DUPLICATE_HANDLE_OPTIONS
Declare PtrSafe Function DuplicateHandle Lib "kernel32" ( _
    ByVal hSourceProcessHandle As LongPtr, _
    ByVal hSourceHandle As LongPtr, _
    ByVal hTargetProcessHandle As LongPtr, _
    ByVal lpTargetHandle As LongPtr, _
    ByVal dwDesiredAccess As Long, _
    ByVal bInheritHandle As Long, _
    ByVal dwOptions 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

DuplicateHandle = ctypes.windll.kernel32.DuplicateHandle
DuplicateHandle.restype = wintypes.BOOL
DuplicateHandle.argtypes = [
    wintypes.HANDLE,  # hSourceProcessHandle : HANDLE
    wintypes.HANDLE,  # hSourceHandle : HANDLE
    wintypes.HANDLE,  # hTargetProcessHandle : HANDLE
    ctypes.c_void_p,  # lpTargetHandle : HANDLE* out
    wintypes.DWORD,  # dwDesiredAccess : DWORD
    wintypes.BOOL,  # bInheritHandle : BOOL
    wintypes.DWORD,  # dwOptions : DUPLICATE_HANDLE_OPTIONS
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
DuplicateHandle = Fiddle::Function.new(
  lib['DuplicateHandle'],
  [
    Fiddle::TYPE_VOIDP,  # hSourceProcessHandle : HANDLE
    Fiddle::TYPE_VOIDP,  # hSourceHandle : HANDLE
    Fiddle::TYPE_VOIDP,  # hTargetProcessHandle : HANDLE
    Fiddle::TYPE_VOIDP,  # lpTargetHandle : HANDLE* out
    -Fiddle::TYPE_INT,  # dwDesiredAccess : DWORD
    Fiddle::TYPE_INT,  # bInheritHandle : BOOL
    -Fiddle::TYPE_INT,  # dwOptions : DUPLICATE_HANDLE_OPTIONS
  ],
  Fiddle::TYPE_INT)

#[link(name = "kernel32")]
extern "system" {
    fn DuplicateHandle(
        hSourceProcessHandle: *mut core::ffi::c_void,  // HANDLE
        hSourceHandle: *mut core::ffi::c_void,  // HANDLE
        hTargetProcessHandle: *mut core::ffi::c_void,  // HANDLE
        lpTargetHandle: *mut *mut core::ffi::c_void,  // HANDLE* out
        dwDesiredAccess: u32,  // DWORD
        bInheritHandle: i32,  // BOOL
        dwOptions: u32  // DUPLICATE_HANDLE_OPTIONS
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("KERNEL32.dll", SetLastError = true)]
public static extern bool DuplicateHandle(IntPtr hSourceProcessHandle, IntPtr hSourceHandle, IntPtr hTargetProcessHandle, IntPtr lpTargetHandle, uint dwDesiredAccess, bool bInheritHandle, uint dwOptions);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_DuplicateHandle' -Namespace Win32 -PassThru
# $api::DuplicateHandle(hSourceProcessHandle, hSourceHandle, hTargetProcessHandle, lpTargetHandle, dwDesiredAccess, bInheritHandle, dwOptions)

#uselib "KERNEL32.dll"
#func global DuplicateHandle "DuplicateHandle" sptr, sptr, sptr, sptr, sptr, sptr, sptr
; DuplicateHandle hSourceProcessHandle, hSourceHandle, hTargetProcessHandle, lpTargetHandle, dwDesiredAccess, bInheritHandle, dwOptions   ; 戻り値は stat
; hSourceProcessHandle : HANDLE -> "sptr"
; hSourceHandle : HANDLE -> "sptr"
; hTargetProcessHandle : HANDLE -> "sptr"
; lpTargetHandle : HANDLE* out -> "sptr"
; dwDesiredAccess : DWORD -> "sptr"
; bInheritHandle : BOOL -> "sptr"
; dwOptions : DUPLICATE_HANDLE_OPTIONS -> "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 "KERNEL32.dll"
#cfunc global DuplicateHandle "DuplicateHandle" sptr, sptr, sptr, sptr, int, int, int
; res = DuplicateHandle(hSourceProcessHandle, hSourceHandle, hTargetProcessHandle, lpTargetHandle, dwDesiredAccess, bInheritHandle, dwOptions)
; hSourceProcessHandle : HANDLE -> "sptr"
; hSourceHandle : HANDLE -> "sptr"
; hTargetProcessHandle : HANDLE -> "sptr"
; lpTargetHandle : HANDLE* out -> "sptr"
; dwDesiredAccess : DWORD -> "int"
; bInheritHandle : BOOL -> "int"
; dwOptions : DUPLICATE_HANDLE_OPTIONS -> "int"

; BOOL DuplicateHandle(HANDLE hSourceProcessHandle, HANDLE hSourceHandle, HANDLE hTargetProcessHandle, HANDLE* lpTargetHandle, DWORD dwDesiredAccess, BOOL bInheritHandle, DUPLICATE_HANDLE_OPTIONS dwOptions)
#uselib "KERNEL32.dll"
#cfunc global DuplicateHandle "DuplicateHandle" intptr, intptr, intptr, intptr, int, int, int
; res = DuplicateHandle(hSourceProcessHandle, hSourceHandle, hTargetProcessHandle, lpTargetHandle, dwDesiredAccess, bInheritHandle, dwOptions)
; hSourceProcessHandle : HANDLE -> "intptr"
; hSourceHandle : HANDLE -> "intptr"
; hTargetProcessHandle : HANDLE -> "intptr"
; lpTargetHandle : HANDLE* out -> "intptr"
; dwDesiredAccess : DWORD -> "int"
; bInheritHandle : BOOL -> "int"
; dwOptions : DUPLICATE_HANDLE_OPTIONS -> "int"

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

var (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procDuplicateHandle = kernel32.NewProc("DuplicateHandle")
)

// hSourceProcessHandle (HANDLE), hSourceHandle (HANDLE), hTargetProcessHandle (HANDLE), lpTargetHandle (HANDLE* out), dwDesiredAccess (DWORD), bInheritHandle (BOOL), dwOptions (DUPLICATE_HANDLE_OPTIONS)
r1, _, err := procDuplicateHandle.Call(
	uintptr(hSourceProcessHandle),
	uintptr(hSourceHandle),
	uintptr(hTargetProcessHandle),
	uintptr(lpTargetHandle),
	uintptr(dwDesiredAccess),
	uintptr(bInheritHandle),
	uintptr(dwOptions),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function DuplicateHandle(
  hSourceProcessHandle: THandle;   // HANDLE
  hSourceHandle: THandle;   // HANDLE
  hTargetProcessHandle: THandle;   // HANDLE
  lpTargetHandle: Pointer;   // HANDLE* out
  dwDesiredAccess: DWORD;   // DWORD
  bInheritHandle: BOOL;   // BOOL
  dwOptions: DWORD   // DUPLICATE_HANDLE_OPTIONS
): BOOL; stdcall;
  external 'KERNEL32.dll' name 'DuplicateHandle';

result := DllCall("KERNEL32\DuplicateHandle"
    , "Ptr", hSourceProcessHandle   ; HANDLE
    , "Ptr", hSourceHandle   ; HANDLE
    , "Ptr", hTargetProcessHandle   ; HANDLE
    , "Ptr", lpTargetHandle   ; HANDLE* out
    , "UInt", dwDesiredAccess   ; DWORD
    , "Int", bInheritHandle   ; BOOL
    , "UInt", dwOptions   ; DUPLICATE_HANDLE_OPTIONS
    , "Int")   ; return: BOOL

●DuplicateHandle(hSourceProcessHandle, hSourceHandle, hTargetProcessHandle, lpTargetHandle, dwDesiredAccess, bInheritHandle, dwOptions) = DLL("KERNEL32.dll", "bool DuplicateHandle(void*, void*, void*, void*, dword, bool, dword)")
# 呼び出し: DuplicateHandle(hSourceProcessHandle, hSourceHandle, hTargetProcessHandle, lpTargetHandle, dwDesiredAccess, bInheritHandle, dwOptions)
# hSourceProcessHandle : HANDLE -> "void*"
# hSourceHandle : HANDLE -> "void*"
# hTargetProcessHandle : HANDLE -> "void*"
# lpTargetHandle : HANDLE* out -> "void*"
# dwDesiredAccess : DWORD -> "dword"
# bInheritHandle : BOOL -> "bool"
# dwOptions : DUPLICATE_HANDLE_OPTIONS -> "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)。