StgOpenAsyncDocfileOnIFillLockBytes

// ole32.dll
#include <windows.h>

HRESULT StgOpenAsyncDocfileOnIFillLockBytes(
    IFillLockBytes* pflb,
    DWORD grfMode,
    DWORD asyncFlags,
    IStorage** ppstgOpen
);

<DllImport("ole32.dll", ExactSpelling:=True)>
Public Shared Function StgOpenAsyncDocfileOnIFillLockBytes(
    pflb As IntPtr,   ' IFillLockBytes*
    grfMode As UInteger,   ' DWORD
    asyncFlags As UInteger,   ' DWORD
    ppstgOpen As IntPtr   ' IStorage** out
) As Integer
End Function

' pflb : IFillLockBytes*
' grfMode : DWORD
' asyncFlags : DWORD
' ppstgOpen : IStorage** out
Declare PtrSafe Function StgOpenAsyncDocfileOnIFillLockBytes Lib "ole32" ( _
    ByVal pflb As LongPtr, _
    ByVal grfMode As Long, _
    ByVal asyncFlags As Long, _
    ByVal ppstgOpen 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

StgOpenAsyncDocfileOnIFillLockBytes = ctypes.windll.ole32.StgOpenAsyncDocfileOnIFillLockBytes
StgOpenAsyncDocfileOnIFillLockBytes.restype = ctypes.c_int
StgOpenAsyncDocfileOnIFillLockBytes.argtypes = [
    ctypes.c_void_p,  # pflb : IFillLockBytes*
    wintypes.DWORD,  # grfMode : DWORD
    wintypes.DWORD,  # asyncFlags : DWORD
    ctypes.c_void_p,  # ppstgOpen : IStorage** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ole32.dll')
StgOpenAsyncDocfileOnIFillLockBytes = Fiddle::Function.new(
  lib['StgOpenAsyncDocfileOnIFillLockBytes'],
  [
    Fiddle::TYPE_VOIDP,  # pflb : IFillLockBytes*
    -Fiddle::TYPE_INT,  # grfMode : DWORD
    -Fiddle::TYPE_INT,  # asyncFlags : DWORD
    Fiddle::TYPE_VOIDP,  # ppstgOpen : IStorage** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "ole32")]
extern "system" {
    fn StgOpenAsyncDocfileOnIFillLockBytes(
        pflb: *mut core::ffi::c_void,  // IFillLockBytes*
        grfMode: u32,  // DWORD
        asyncFlags: u32,  // DWORD
        ppstgOpen: *mut *mut core::ffi::c_void  // IStorage** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ole32.dll")]
public static extern int StgOpenAsyncDocfileOnIFillLockBytes(IntPtr pflb, uint grfMode, uint asyncFlags, IntPtr ppstgOpen);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ole32_StgOpenAsyncDocfileOnIFillLockBytes' -Namespace Win32 -PassThru
# $api::StgOpenAsyncDocfileOnIFillLockBytes(pflb, grfMode, asyncFlags, ppstgOpen)

#uselib "ole32.dll"
#func global StgOpenAsyncDocfileOnIFillLockBytes "StgOpenAsyncDocfileOnIFillLockBytes" sptr, sptr, sptr, sptr
; StgOpenAsyncDocfileOnIFillLockBytes pflb, grfMode, asyncFlags, ppstgOpen   ; 戻り値は stat
; pflb : IFillLockBytes* -> "sptr"
; grfMode : DWORD -> "sptr"
; asyncFlags : DWORD -> "sptr"
; ppstgOpen : IStorage** 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 "ole32.dll"
#cfunc global StgOpenAsyncDocfileOnIFillLockBytes "StgOpenAsyncDocfileOnIFillLockBytes" sptr, int, int, sptr
; res = StgOpenAsyncDocfileOnIFillLockBytes(pflb, grfMode, asyncFlags, ppstgOpen)
; pflb : IFillLockBytes* -> "sptr"
; grfMode : DWORD -> "int"
; asyncFlags : DWORD -> "int"
; ppstgOpen : IStorage** out -> "sptr"

; HRESULT StgOpenAsyncDocfileOnIFillLockBytes(IFillLockBytes* pflb, DWORD grfMode, DWORD asyncFlags, IStorage** ppstgOpen)
#uselib "ole32.dll"
#cfunc global StgOpenAsyncDocfileOnIFillLockBytes "StgOpenAsyncDocfileOnIFillLockBytes" intptr, int, int, intptr
; res = StgOpenAsyncDocfileOnIFillLockBytes(pflb, grfMode, asyncFlags, ppstgOpen)
; pflb : IFillLockBytes* -> "intptr"
; grfMode : DWORD -> "int"
; asyncFlags : DWORD -> "int"
; ppstgOpen : IStorage** out -> "intptr"

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

var (
	ole32 = windows.NewLazySystemDLL("ole32.dll")
	procStgOpenAsyncDocfileOnIFillLockBytes = ole32.NewProc("StgOpenAsyncDocfileOnIFillLockBytes")
)

// pflb (IFillLockBytes*), grfMode (DWORD), asyncFlags (DWORD), ppstgOpen (IStorage** out)
r1, _, err := procStgOpenAsyncDocfileOnIFillLockBytes.Call(
	uintptr(pflb),
	uintptr(grfMode),
	uintptr(asyncFlags),
	uintptr(ppstgOpen),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function StgOpenAsyncDocfileOnIFillLockBytes(
  pflb: Pointer;   // IFillLockBytes*
  grfMode: DWORD;   // DWORD
  asyncFlags: DWORD;   // DWORD
  ppstgOpen: Pointer   // IStorage** out
): Integer; stdcall;
  external 'ole32.dll' name 'StgOpenAsyncDocfileOnIFillLockBytes';

result := DllCall("ole32\StgOpenAsyncDocfileOnIFillLockBytes"
    , "Ptr", pflb   ; IFillLockBytes*
    , "UInt", grfMode   ; DWORD
    , "UInt", asyncFlags   ; DWORD
    , "Ptr", ppstgOpen   ; IStorage** out
    , "Int")   ; return: HRESULT

●StgOpenAsyncDocfileOnIFillLockBytes(pflb, grfMode, asyncFlags, ppstgOpen) = DLL("ole32.dll", "int StgOpenAsyncDocfileOnIFillLockBytes(void*, dword, dword, void*)")
# 呼び出し: StgOpenAsyncDocfileOnIFillLockBytes(pflb, grfMode, asyncFlags, ppstgOpen)
# pflb : IFillLockBytes* -> "void*"
# grfMode : DWORD -> "dword"
# asyncFlags : DWORD -> "dword"
# ppstgOpen : IStorage** 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)。