SHPropStgCreate

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

HRESULT SHPropStgCreate(
    IPropertySetStorage* psstg,
    const GUID* fmtid,
    const GUID* pclsid,   // optional
    DWORD grfFlags,
    DWORD grfMode,
    DWORD dwDisposition,
    IPropertyStorage** ppstg,
    DWORD* puCodePage   // optional
);

<DllImport("SHELL32.dll", ExactSpelling:=True)>
Public Shared Function SHPropStgCreate(
    psstg As IntPtr,   ' IPropertySetStorage*
    ByRef fmtid As Guid,   ' GUID*
    pclsid As IntPtr,   ' GUID* optional
    grfFlags As UInteger,   ' DWORD
    grfMode As UInteger,   ' DWORD
    dwDisposition As UInteger,   ' DWORD
    ppstg As IntPtr,   ' IPropertyStorage** out
    puCodePage As IntPtr   ' DWORD* optional, out
) As Integer
End Function

' psstg : IPropertySetStorage*
' fmtid : GUID*
' pclsid : GUID* optional
' grfFlags : DWORD
' grfMode : DWORD
' dwDisposition : DWORD
' ppstg : IPropertyStorage** out
' puCodePage : DWORD* optional, out
Declare PtrSafe Function SHPropStgCreate Lib "shell32" ( _
    ByVal psstg As LongPtr, _
    ByVal fmtid As LongPtr, _
    ByVal pclsid As LongPtr, _
    ByVal grfFlags As Long, _
    ByVal grfMode As Long, _
    ByVal dwDisposition As Long, _
    ByVal ppstg As LongPtr, _
    ByVal puCodePage 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

SHPropStgCreate = ctypes.windll.shell32.SHPropStgCreate
SHPropStgCreate.restype = ctypes.c_int
SHPropStgCreate.argtypes = [
    ctypes.c_void_p,  # psstg : IPropertySetStorage*
    ctypes.c_void_p,  # fmtid : GUID*
    ctypes.c_void_p,  # pclsid : GUID* optional
    wintypes.DWORD,  # grfFlags : DWORD
    wintypes.DWORD,  # grfMode : DWORD
    wintypes.DWORD,  # dwDisposition : DWORD
    ctypes.c_void_p,  # ppstg : IPropertyStorage** out
    ctypes.POINTER(wintypes.DWORD),  # puCodePage : DWORD* optional, out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('SHELL32.dll')
SHPropStgCreate = Fiddle::Function.new(
  lib['SHPropStgCreate'],
  [
    Fiddle::TYPE_VOIDP,  # psstg : IPropertySetStorage*
    Fiddle::TYPE_VOIDP,  # fmtid : GUID*
    Fiddle::TYPE_VOIDP,  # pclsid : GUID* optional
    -Fiddle::TYPE_INT,  # grfFlags : DWORD
    -Fiddle::TYPE_INT,  # grfMode : DWORD
    -Fiddle::TYPE_INT,  # dwDisposition : DWORD
    Fiddle::TYPE_VOIDP,  # ppstg : IPropertyStorage** out
    Fiddle::TYPE_VOIDP,  # puCodePage : DWORD* optional, out
  ],
  Fiddle::TYPE_INT)

#[link(name = "shell32")]
extern "system" {
    fn SHPropStgCreate(
        psstg: *mut core::ffi::c_void,  // IPropertySetStorage*
        fmtid: *const GUID,  // GUID*
        pclsid: *const GUID,  // GUID* optional
        grfFlags: u32,  // DWORD
        grfMode: u32,  // DWORD
        dwDisposition: u32,  // DWORD
        ppstg: *mut *mut core::ffi::c_void,  // IPropertyStorage** out
        puCodePage: *mut u32  // DWORD* optional, out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("SHELL32.dll")]
public static extern int SHPropStgCreate(IntPtr psstg, ref Guid fmtid, IntPtr pclsid, uint grfFlags, uint grfMode, uint dwDisposition, IntPtr ppstg, IntPtr puCodePage);
"@
$api = Add-Type -MemberDefinition $sig -Name 'SHELL32_SHPropStgCreate' -Namespace Win32 -PassThru
# $api::SHPropStgCreate(psstg, fmtid, pclsid, grfFlags, grfMode, dwDisposition, ppstg, puCodePage)

#uselib "SHELL32.dll"
#func global SHPropStgCreate "SHPropStgCreate" sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr
; SHPropStgCreate psstg, varptr(fmtid), varptr(pclsid), grfFlags, grfMode, dwDisposition, ppstg, varptr(puCodePage)   ; 戻り値は stat
; psstg : IPropertySetStorage* -> "sptr"
; fmtid : GUID* -> "sptr"
; pclsid : GUID* optional -> "sptr"
; grfFlags : DWORD -> "sptr"
; grfMode : DWORD -> "sptr"
; dwDisposition : DWORD -> "sptr"
; ppstg : IPropertyStorage** out -> "sptr"
; puCodePage : DWORD* optional, 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 SHPropStgCreate "SHPropStgCreate" sptr, var, var, int, int, int, sptr, var
; res = SHPropStgCreate(psstg, fmtid, pclsid, grfFlags, grfMode, dwDisposition, ppstg, puCodePage)
; psstg : IPropertySetStorage* -> "sptr"
; fmtid : GUID* -> "var"
; pclsid : GUID* optional -> "var"
; grfFlags : DWORD -> "int"
; grfMode : DWORD -> "int"
; dwDisposition : DWORD -> "int"
; ppstg : IPropertyStorage** out -> "sptr"
; puCodePage : DWORD* optional, out -> "var"
; ※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 SHPropStgCreate(IPropertySetStorage* psstg, GUID* fmtid, GUID* pclsid, DWORD grfFlags, DWORD grfMode, DWORD dwDisposition, IPropertyStorage** ppstg, DWORD* puCodePage)
#uselib "SHELL32.dll"
#cfunc global SHPropStgCreate "SHPropStgCreate" intptr, var, var, int, int, int, intptr, var
; res = SHPropStgCreate(psstg, fmtid, pclsid, grfFlags, grfMode, dwDisposition, ppstg, puCodePage)
; psstg : IPropertySetStorage* -> "intptr"
; fmtid : GUID* -> "var"
; pclsid : GUID* optional -> "var"
; grfFlags : DWORD -> "int"
; grfMode : DWORD -> "int"
; dwDisposition : DWORD -> "int"
; ppstg : IPropertyStorage** out -> "intptr"
; puCodePage : DWORD* optional, out -> "var"
; ※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")
	procSHPropStgCreate = shell32.NewProc("SHPropStgCreate")
)

// psstg (IPropertySetStorage*), fmtid (GUID*), pclsid (GUID* optional), grfFlags (DWORD), grfMode (DWORD), dwDisposition (DWORD), ppstg (IPropertyStorage** out), puCodePage (DWORD* optional, out)
r1, _, err := procSHPropStgCreate.Call(
	uintptr(psstg),
	uintptr(fmtid),
	uintptr(pclsid),
	uintptr(grfFlags),
	uintptr(grfMode),
	uintptr(dwDisposition),
	uintptr(ppstg),
	uintptr(puCodePage),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function SHPropStgCreate(
  psstg: Pointer;   // IPropertySetStorage*
  fmtid: PGUID;   // GUID*
  pclsid: PGUID;   // GUID* optional
  grfFlags: DWORD;   // DWORD
  grfMode: DWORD;   // DWORD
  dwDisposition: DWORD;   // DWORD
  ppstg: Pointer;   // IPropertyStorage** out
  puCodePage: Pointer   // DWORD* optional, out
): Integer; stdcall;
  external 'SHELL32.dll' name 'SHPropStgCreate';

result := DllCall("SHELL32\SHPropStgCreate"
    , "Ptr", psstg   ; IPropertySetStorage*
    , "Ptr", fmtid   ; GUID*
    , "Ptr", pclsid   ; GUID* optional
    , "UInt", grfFlags   ; DWORD
    , "UInt", grfMode   ; DWORD
    , "UInt", dwDisposition   ; DWORD
    , "Ptr", ppstg   ; IPropertyStorage** out
    , "Ptr", puCodePage   ; DWORD* optional, out
    , "Int")   ; return: HRESULT

●SHPropStgCreate(psstg, fmtid, pclsid, grfFlags, grfMode, dwDisposition, ppstg, puCodePage) = DLL("SHELL32.dll", "int SHPropStgCreate(void*, void*, void*, dword, dword, dword, void*, void*)")
# 呼び出し: SHPropStgCreate(psstg, fmtid, pclsid, grfFlags, grfMode, dwDisposition, ppstg, puCodePage)
# psstg : IPropertySetStorage* -> "void*"
# fmtid : GUID* -> "void*"
# pclsid : GUID* optional -> "void*"
# grfFlags : DWORD -> "dword"
# grfMode : DWORD -> "dword"
# dwDisposition : DWORD -> "dword"
# ppstg : IPropertyStorage** out -> "void*"
# puCodePage : DWORD* optional, 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)。