InitPropVariantFromInt16Vector

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

HRESULT InitPropVariantFromInt16Vector(
    const SHORT* prgn,   // optional
    DWORD cElems,
    PROPVARIANT* ppropvar
);

<DllImport("PROPSYS.dll", ExactSpelling:=True)>
Public Shared Function InitPropVariantFromInt16Vector(
    prgn As IntPtr,   ' SHORT* optional
    cElems As UInteger,   ' DWORD
    ppropvar As IntPtr   ' PROPVARIANT* out
) As Integer
End Function

' prgn : SHORT* optional
' cElems : DWORD
' ppropvar : PROPVARIANT* out
Declare PtrSafe Function InitPropVariantFromInt16Vector Lib "propsys" ( _
    ByVal prgn As LongPtr, _
    ByVal cElems As Long, _
    ByVal ppropvar 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

InitPropVariantFromInt16Vector = ctypes.windll.propsys.InitPropVariantFromInt16Vector
InitPropVariantFromInt16Vector.restype = ctypes.c_int
InitPropVariantFromInt16Vector.argtypes = [
    ctypes.POINTER(ctypes.c_short),  # prgn : SHORT* optional
    wintypes.DWORD,  # cElems : DWORD
    ctypes.c_void_p,  # ppropvar : PROPVARIANT* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('PROPSYS.dll')
InitPropVariantFromInt16Vector = Fiddle::Function.new(
  lib['InitPropVariantFromInt16Vector'],
  [
    Fiddle::TYPE_VOIDP,  # prgn : SHORT* optional
    -Fiddle::TYPE_INT,  # cElems : DWORD
    Fiddle::TYPE_VOIDP,  # ppropvar : PROPVARIANT* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "propsys")]
extern "system" {
    fn InitPropVariantFromInt16Vector(
        prgn: *const i16,  // SHORT* optional
        cElems: u32,  // DWORD
        ppropvar: *mut PROPVARIANT  // PROPVARIANT* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("PROPSYS.dll")]
public static extern int InitPropVariantFromInt16Vector(IntPtr prgn, uint cElems, IntPtr ppropvar);
"@
$api = Add-Type -MemberDefinition $sig -Name 'PROPSYS_InitPropVariantFromInt16Vector' -Namespace Win32 -PassThru
# $api::InitPropVariantFromInt16Vector(prgn, cElems, ppropvar)

#uselib "PROPSYS.dll"
#func global InitPropVariantFromInt16Vector "InitPropVariantFromInt16Vector" sptr, sptr, sptr
; InitPropVariantFromInt16Vector varptr(prgn), cElems, varptr(ppropvar)   ; 戻り値は stat
; prgn : SHORT* optional -> "sptr"
; cElems : DWORD -> "sptr"
; ppropvar : PROPVARIANT* 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 "PROPSYS.dll"
#cfunc global InitPropVariantFromInt16Vector "InitPropVariantFromInt16Vector" var, int, var
; res = InitPropVariantFromInt16Vector(prgn, cElems, ppropvar)
; prgn : SHORT* optional -> "var"
; cElems : DWORD -> "int"
; ppropvar : PROPVARIANT* 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 InitPropVariantFromInt16Vector(SHORT* prgn, DWORD cElems, PROPVARIANT* ppropvar)
#uselib "PROPSYS.dll"
#cfunc global InitPropVariantFromInt16Vector "InitPropVariantFromInt16Vector" var, int, var
; res = InitPropVariantFromInt16Vector(prgn, cElems, ppropvar)
; prgn : SHORT* optional -> "var"
; cElems : DWORD -> "int"
; ppropvar : PROPVARIANT* 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 (
	propsys = windows.NewLazySystemDLL("PROPSYS.dll")
	procInitPropVariantFromInt16Vector = propsys.NewProc("InitPropVariantFromInt16Vector")
)

// prgn (SHORT* optional), cElems (DWORD), ppropvar (PROPVARIANT* out)
r1, _, err := procInitPropVariantFromInt16Vector.Call(
	uintptr(prgn),
	uintptr(cElems),
	uintptr(ppropvar),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function InitPropVariantFromInt16Vector(
  prgn: Pointer;   // SHORT* optional
  cElems: DWORD;   // DWORD
  ppropvar: Pointer   // PROPVARIANT* out
): Integer; stdcall;
  external 'PROPSYS.dll' name 'InitPropVariantFromInt16Vector';

result := DllCall("PROPSYS\InitPropVariantFromInt16Vector"
    , "Ptr", prgn   ; SHORT* optional
    , "UInt", cElems   ; DWORD
    , "Ptr", ppropvar   ; PROPVARIANT* out
    , "Int")   ; return: HRESULT

●InitPropVariantFromInt16Vector(prgn, cElems, ppropvar) = DLL("PROPSYS.dll", "int InitPropVariantFromInt16Vector(void*, dword, void*)")
# 呼び出し: InitPropVariantFromInt16Vector(prgn, cElems, ppropvar)
# prgn : SHORT* optional -> "void*"
# cElems : DWORD -> "dword"
# ppropvar : PROPVARIANT* 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)。