CreateVssExpressWriterInternal

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

HRESULT CreateVssExpressWriterInternal(
    IVssExpressWriter** ppWriter
);

<DllImport("VSSAPI.dll", ExactSpelling:=True)>
Public Shared Function CreateVssExpressWriterInternal(
    ppWriter As IntPtr   ' IVssExpressWriter** out
) As Integer
End Function

' ppWriter : IVssExpressWriter** out
Declare PtrSafe Function CreateVssExpressWriterInternal Lib "vssapi" ( _
    ByVal ppWriter 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

CreateVssExpressWriterInternal = ctypes.windll.vssapi.CreateVssExpressWriterInternal
CreateVssExpressWriterInternal.restype = ctypes.c_int
CreateVssExpressWriterInternal.argtypes = [
    ctypes.c_void_p,  # ppWriter : IVssExpressWriter** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('VSSAPI.dll')
CreateVssExpressWriterInternal = Fiddle::Function.new(
  lib['CreateVssExpressWriterInternal'],
  [
    Fiddle::TYPE_VOIDP,  # ppWriter : IVssExpressWriter** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "vssapi")]
extern "system" {
    fn CreateVssExpressWriterInternal(
        ppWriter: *mut *mut core::ffi::c_void  // IVssExpressWriter** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("VSSAPI.dll")]
public static extern int CreateVssExpressWriterInternal(IntPtr ppWriter);
"@
$api = Add-Type -MemberDefinition $sig -Name 'VSSAPI_CreateVssExpressWriterInternal' -Namespace Win32 -PassThru
# $api::CreateVssExpressWriterInternal(ppWriter)

#uselib "VSSAPI.dll"
#func global CreateVssExpressWriterInternal "CreateVssExpressWriterInternal" sptr
; CreateVssExpressWriterInternal ppWriter   ; 戻り値は stat
; ppWriter : IVssExpressWriter** 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 "VSSAPI.dll"
#cfunc global CreateVssExpressWriterInternal "CreateVssExpressWriterInternal" sptr
; res = CreateVssExpressWriterInternal(ppWriter)
; ppWriter : IVssExpressWriter** out -> "sptr"

; HRESULT CreateVssExpressWriterInternal(IVssExpressWriter** ppWriter)
#uselib "VSSAPI.dll"
#cfunc global CreateVssExpressWriterInternal "CreateVssExpressWriterInternal" intptr
; res = CreateVssExpressWriterInternal(ppWriter)
; ppWriter : IVssExpressWriter** out -> "intptr"

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

var (
	vssapi = windows.NewLazySystemDLL("VSSAPI.dll")
	procCreateVssExpressWriterInternal = vssapi.NewProc("CreateVssExpressWriterInternal")
)

// ppWriter (IVssExpressWriter** out)
r1, _, err := procCreateVssExpressWriterInternal.Call(
	uintptr(ppWriter),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function CreateVssExpressWriterInternal(
  ppWriter: Pointer   // IVssExpressWriter** out
): Integer; stdcall;
  external 'VSSAPI.dll' name 'CreateVssExpressWriterInternal';

result := DllCall("VSSAPI\CreateVssExpressWriterInternal"
    , "Ptr", ppWriter   ; IVssExpressWriter** out
    , "Int")   ; return: HRESULT

●CreateVssExpressWriterInternal(ppWriter) = DLL("VSSAPI.dll", "int CreateVssExpressWriterInternal(void*)")
# 呼び出し: CreateVssExpressWriterInternal(ppWriter)
# ppWriter : IVssExpressWriter** 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)。