SHCreateShellItem

// SHELL32.dll
#include <windows.h>

HRESULT SHCreateShellItem(
    ITEMIDLIST* pidlParent,   // optional
    IShellFolder* psfParent,   // optional
    ITEMIDLIST* pidl,
    IShellItem** ppsi
);

<DllImport("SHELL32.dll", ExactSpelling:=True)>
Public Shared Function SHCreateShellItem(
    pidlParent As IntPtr,   ' ITEMIDLIST* optional
    psfParent As IntPtr,   ' IShellFolder* optional
    pidl As IntPtr,   ' ITEMIDLIST*
    ppsi As IntPtr   ' IShellItem** out
) As Integer
End Function

' pidlParent : ITEMIDLIST* optional
' psfParent : IShellFolder* optional
' pidl : ITEMIDLIST*
' ppsi : IShellItem** out
Declare PtrSafe Function SHCreateShellItem Lib "shell32" ( _
    ByVal pidlParent As LongPtr, _
    ByVal psfParent As LongPtr, _
    ByVal pidl As LongPtr, _
    ByVal ppsi As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

SHCreateShellItem = ctypes.windll.shell32.SHCreateShellItem
SHCreateShellItem.restype = ctypes.c_int
SHCreateShellItem.argtypes = [
    ctypes.c_void_p,  # pidlParent : ITEMIDLIST* optional
    ctypes.c_void_p,  # psfParent : IShellFolder* optional
    ctypes.c_void_p,  # pidl : ITEMIDLIST*
    ctypes.c_void_p,  # ppsi : IShellItem** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('SHELL32.dll')
SHCreateShellItem = Fiddle::Function.new(
  lib['SHCreateShellItem'],
  [
    Fiddle::TYPE_VOIDP,  # pidlParent : ITEMIDLIST* optional
    Fiddle::TYPE_VOIDP,  # psfParent : IShellFolder* optional
    Fiddle::TYPE_VOIDP,  # pidl : ITEMIDLIST*
    Fiddle::TYPE_VOIDP,  # ppsi : IShellItem** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "shell32")]
extern "system" {
    fn SHCreateShellItem(
        pidlParent: *mut ITEMIDLIST,  // ITEMIDLIST* optional
        psfParent: *mut core::ffi::c_void,  // IShellFolder* optional
        pidl: *mut ITEMIDLIST,  // ITEMIDLIST*
        ppsi: *mut *mut core::ffi::c_void  // IShellItem** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("SHELL32.dll")]
public static extern int SHCreateShellItem(IntPtr pidlParent, IntPtr psfParent, IntPtr pidl, IntPtr ppsi);
"@
$api = Add-Type -MemberDefinition $sig -Name 'SHELL32_SHCreateShellItem' -Namespace Win32 -PassThru
# $api::SHCreateShellItem(pidlParent, psfParent, pidl, ppsi)

#uselib "SHELL32.dll"
#func global SHCreateShellItem "SHCreateShellItem" sptr, sptr, sptr, sptr
; SHCreateShellItem varptr(pidlParent), psfParent, varptr(pidl), ppsi   ; 戻り値は stat
; pidlParent : ITEMIDLIST* optional -> "sptr"
; psfParent : IShellFolder* optional -> "sptr"
; pidl : ITEMIDLIST* -> "sptr"
; ppsi : IShellItem** 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 "SHELL32.dll"
#cfunc global SHCreateShellItem "SHCreateShellItem" var, sptr, var, sptr
; res = SHCreateShellItem(pidlParent, psfParent, pidl, ppsi)
; pidlParent : ITEMIDLIST* optional -> "var"
; psfParent : IShellFolder* optional -> "sptr"
; pidl : ITEMIDLIST* -> "var"
; ppsi : IShellItem** out -> "sptr"
; ※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 SHCreateShellItem(ITEMIDLIST* pidlParent, IShellFolder* psfParent, ITEMIDLIST* pidl, IShellItem** ppsi)
#uselib "SHELL32.dll"
#cfunc global SHCreateShellItem "SHCreateShellItem" var, intptr, var, intptr
; res = SHCreateShellItem(pidlParent, psfParent, pidl, ppsi)
; pidlParent : ITEMIDLIST* optional -> "var"
; psfParent : IShellFolder* optional -> "intptr"
; pidl : ITEMIDLIST* -> "var"
; ppsi : IShellItem** out -> "intptr"
; ※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 (
	shell32 = windows.NewLazySystemDLL("SHELL32.dll")
	procSHCreateShellItem = shell32.NewProc("SHCreateShellItem")
)

// pidlParent (ITEMIDLIST* optional), psfParent (IShellFolder* optional), pidl (ITEMIDLIST*), ppsi (IShellItem** out)
r1, _, err := procSHCreateShellItem.Call(
	uintptr(pidlParent),
	uintptr(psfParent),
	uintptr(pidl),
	uintptr(ppsi),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function SHCreateShellItem(
  pidlParent: Pointer;   // ITEMIDLIST* optional
  psfParent: Pointer;   // IShellFolder* optional
  pidl: Pointer;   // ITEMIDLIST*
  ppsi: Pointer   // IShellItem** out
): Integer; stdcall;
  external 'SHELL32.dll' name 'SHCreateShellItem';

result := DllCall("SHELL32\SHCreateShellItem"
    , "Ptr", pidlParent   ; ITEMIDLIST* optional
    , "Ptr", psfParent   ; IShellFolder* optional
    , "Ptr", pidl   ; ITEMIDLIST*
    , "Ptr", ppsi   ; IShellItem** out
    , "Int")   ; return: HRESULT

●SHCreateShellItem(pidlParent, psfParent, pidl, ppsi) = DLL("SHELL32.dll", "int SHCreateShellItem(void*, void*, void*, void*)")
# 呼び出し: SHCreateShellItem(pidlParent, psfParent, pidl, ppsi)
# pidlParent : ITEMIDLIST* optional -> "void*"
# psfParent : IShellFolder* optional -> "void*"
# pidl : ITEMIDLIST* -> "void*"
# ppsi : IShellItem** 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)。