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PropVariantToUInt32Vector
関数PROPVARIANTから符号なし32ビット整数の配列を取り出す。
シグネチャ
// PROPSYS.dll
#include <windows.h>
HRESULT PropVariantToUInt32Vector(
const PROPVARIANT* propvar,
DWORD* prgn,
DWORD crgn,
DWORD* pcElem
);パラメーター
| 名前 | 型 | 方向 | 説明 |
|---|---|---|---|
| propvar | PROPVARIANT* | in | 変換元のPROPVARIANTへのポインタ。DWORDベクターへの変換対象を指す。 |
| prgn | DWORD* | out | 変換結果のDWORD配列を書き込む出力バッファへのポインタ。 |
| crgn | DWORD | in | prgn配列の容量(要素数)。 |
| pcElem | DWORD* | out | 実際に書き込まれた要素数を受け取る出力ポインタ。 |
戻り値の型: HRESULT
各言語での呼び出し定義
// PROPSYS.dll
#include <windows.h>
HRESULT PropVariantToUInt32Vector(
const PROPVARIANT* propvar,
DWORD* prgn,
DWORD crgn,
DWORD* pcElem
);[DllImport("PROPSYS.dll", ExactSpelling = true)]
static extern int PropVariantToUInt32Vector(
IntPtr propvar, // PROPVARIANT*
out uint prgn, // DWORD* out
uint crgn, // DWORD
out uint pcElem // DWORD* out
);<DllImport("PROPSYS.dll", ExactSpelling:=True)>
Public Shared Function PropVariantToUInt32Vector(
propvar As IntPtr, ' PROPVARIANT*
<Out> ByRef prgn As UInteger, ' DWORD* out
crgn As UInteger, ' DWORD
<Out> ByRef pcElem As UInteger ' DWORD* out
) As Integer
End Function' propvar : PROPVARIANT*
' prgn : DWORD* out
' crgn : DWORD
' pcElem : DWORD* out
Declare PtrSafe Function PropVariantToUInt32Vector Lib "propsys" ( _
ByVal propvar As LongPtr, _
ByRef prgn As Long, _
ByVal crgn As Long, _
ByRef pcElem As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。import ctypes
from ctypes import wintypes
PropVariantToUInt32Vector = ctypes.windll.propsys.PropVariantToUInt32Vector
PropVariantToUInt32Vector.restype = ctypes.c_int
PropVariantToUInt32Vector.argtypes = [
ctypes.c_void_p, # propvar : PROPVARIANT*
ctypes.POINTER(wintypes.DWORD), # prgn : DWORD* out
wintypes.DWORD, # crgn : DWORD
ctypes.POINTER(wintypes.DWORD), # pcElem : DWORD* out
]require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('PROPSYS.dll')
PropVariantToUInt32Vector = Fiddle::Function.new(
lib['PropVariantToUInt32Vector'],
[
Fiddle::TYPE_VOIDP, # propvar : PROPVARIANT*
Fiddle::TYPE_VOIDP, # prgn : DWORD* out
-Fiddle::TYPE_INT, # crgn : DWORD
Fiddle::TYPE_VOIDP, # pcElem : DWORD* out
],
Fiddle::TYPE_INT)#[link(name = "propsys")]
extern "system" {
fn PropVariantToUInt32Vector(
propvar: *const PROPVARIANT, // PROPVARIANT*
prgn: *mut u32, // DWORD* out
crgn: u32, // DWORD
pcElem: *mut u32 // DWORD* out
) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[DllImport("PROPSYS.dll")]
public static extern int PropVariantToUInt32Vector(IntPtr propvar, out uint prgn, uint crgn, out uint pcElem);
"@
$api = Add-Type -MemberDefinition $sig -Name 'PROPSYS_PropVariantToUInt32Vector' -Namespace Win32 -PassThru
# $api::PropVariantToUInt32Vector(propvar, prgn, crgn, pcElem)#uselib "PROPSYS.dll"
#func global PropVariantToUInt32Vector "PropVariantToUInt32Vector" sptr, sptr, sptr, sptr
; PropVariantToUInt32Vector varptr(propvar), varptr(prgn), crgn, varptr(pcElem) ; 戻り値は stat
; propvar : PROPVARIANT* -> "sptr"
; prgn : DWORD* out -> "sptr"
; crgn : DWORD -> "sptr"
; pcElem : DWORD* 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。出力引数:
#uselib "PROPSYS.dll" #cfunc global PropVariantToUInt32Vector "PropVariantToUInt32Vector" var, var, int, var ; res = PropVariantToUInt32Vector(propvar, prgn, crgn, pcElem) ; propvar : PROPVARIANT* -> "var" ; prgn : DWORD* out -> "var" ; crgn : DWORD -> "int" ; pcElem : DWORD* 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。#uselib "PROPSYS.dll" #cfunc global PropVariantToUInt32Vector "PropVariantToUInt32Vector" sptr, sptr, int, sptr ; res = PropVariantToUInt32Vector(varptr(propvar), varptr(prgn), crgn, varptr(pcElem)) ; propvar : PROPVARIANT* -> "sptr" ; prgn : DWORD* out -> "sptr" ; crgn : DWORD -> "int" ; pcElem : DWORD* out -> "sptr" ; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。
出力引数:
; HRESULT PropVariantToUInt32Vector(PROPVARIANT* propvar, DWORD* prgn, DWORD crgn, DWORD* pcElem) #uselib "PROPSYS.dll" #cfunc global PropVariantToUInt32Vector "PropVariantToUInt32Vector" var, var, int, var ; res = PropVariantToUInt32Vector(propvar, prgn, crgn, pcElem) ; propvar : PROPVARIANT* -> "var" ; prgn : DWORD* out -> "var" ; crgn : DWORD -> "int" ; pcElem : DWORD* 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 PropVariantToUInt32Vector(PROPVARIANT* propvar, DWORD* prgn, DWORD crgn, DWORD* pcElem) #uselib "PROPSYS.dll" #cfunc global PropVariantToUInt32Vector "PropVariantToUInt32Vector" intptr, intptr, int, intptr ; res = PropVariantToUInt32Vector(varptr(propvar), varptr(prgn), crgn, varptr(pcElem)) ; propvar : PROPVARIANT* -> "intptr" ; prgn : DWORD* out -> "intptr" ; crgn : DWORD -> "int" ; pcElem : DWORD* out -> "intptr" ; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。
import (
"golang.org/x/sys/windows"
"unsafe"
)
var (
propsys = windows.NewLazySystemDLL("PROPSYS.dll")
procPropVariantToUInt32Vector = propsys.NewProc("PropVariantToUInt32Vector")
)
// propvar (PROPVARIANT*), prgn (DWORD* out), crgn (DWORD), pcElem (DWORD* out)
r1, _, err := procPropVariantToUInt32Vector.Call(
uintptr(propvar),
uintptr(prgn),
uintptr(crgn),
uintptr(pcElem),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // HRESULTfunction PropVariantToUInt32Vector(
propvar: Pointer; // PROPVARIANT*
prgn: Pointer; // DWORD* out
crgn: DWORD; // DWORD
pcElem: Pointer // DWORD* out
): Integer; stdcall;
external 'PROPSYS.dll' name 'PropVariantToUInt32Vector';result := DllCall("PROPSYS\PropVariantToUInt32Vector"
, "Ptr", propvar ; PROPVARIANT*
, "Ptr", prgn ; DWORD* out
, "UInt", crgn ; DWORD
, "Ptr", pcElem ; DWORD* out
, "Int") ; return: HRESULT●PropVariantToUInt32Vector(propvar, prgn, crgn, pcElem) = DLL("PROPSYS.dll", "int PropVariantToUInt32Vector(void*, void*, dword, void*)")
# 呼び出し: PropVariantToUInt32Vector(propvar, prgn, crgn, pcElem)
# propvar : PROPVARIANT* -> "void*"
# prgn : DWORD* out -> "void*"
# crgn : DWORD -> "dword"
# pcElem : DWORD* 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)。const std = @import("std");
extern "propsys" fn PropVariantToUInt32Vector(
propvar: [*c]PROPVARIANT, // PROPVARIANT*
prgn: [*c]u32, // DWORD* out
crgn: u32, // DWORD
pcElem: [*c]u32 // DWORD* out
) callconv(std.os.windows.WINAPI) i32;proc PropVariantToUInt32Vector(
propvar: ptr PROPVARIANT, # PROPVARIANT*
prgn: ptr uint32, # DWORD* out
crgn: uint32, # DWORD
pcElem: ptr uint32 # DWORD* out
): int32 {.importc: "PropVariantToUInt32Vector", stdcall, dynlib: "PROPSYS.dll".}pragma(lib, "propsys");
extern(Windows)
int PropVariantToUInt32Vector(
PROPVARIANT* propvar, // PROPVARIANT*
uint* prgn, // DWORD* out
uint crgn, // DWORD
uint* pcElem // DWORD* out
);ccall((:PropVariantToUInt32Vector, "PROPSYS.dll"), stdcall, Int32,
(Ptr{PROPVARIANT}, Ptr{UInt32}, UInt32, Ptr{UInt32}),
propvar, prgn, crgn, pcElem)
# propvar : PROPVARIANT* -> Ptr{PROPVARIANT}
# prgn : DWORD* out -> Ptr{UInt32}
# crgn : DWORD -> UInt32
# pcElem : DWORD* out -> Ptr{UInt32}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。local ffi = require("ffi")
ffi.cdef[[
int32_t PropVariantToUInt32Vector(
void* propvar,
uint32_t* prgn,
uint32_t crgn,
uint32_t* pcElem);
]]
local propsys = ffi.load("propsys")
-- propsys.PropVariantToUInt32Vector(propvar, prgn, crgn, pcElem)
-- propvar : PROPVARIANT*
-- prgn : DWORD* out
-- crgn : DWORD
-- pcElem : DWORD* out
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。const koffi = require('koffi');
const lib = koffi.load('PROPSYS.dll');
const PropVariantToUInt32Vector = lib.func('__stdcall', 'PropVariantToUInt32Vector', 'int32_t', ['void *', 'uint32_t *', 'uint32_t', 'uint32_t *']);
// PropVariantToUInt32Vector(propvar, prgn, crgn, pcElem)
// propvar : PROPVARIANT* -> 'void *'
// prgn : DWORD* out -> 'uint32_t *'
// crgn : DWORD -> 'uint32_t'
// pcElem : DWORD* out -> 'uint32_t *'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。const lib = Deno.dlopen("PROPSYS.dll", {
PropVariantToUInt32Vector: { parameters: ["pointer", "pointer", "u32", "pointer"], result: "i32" },
});
// lib.symbols.PropVariantToUInt32Vector(propvar, prgn, crgn, pcElem)
// propvar : PROPVARIANT* -> "pointer"
// prgn : DWORD* out -> "pointer"
// crgn : DWORD -> "u32"
// pcElem : DWORD* out -> "pointer"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。<?php
$ffi = FFI::cdef(<<<C
int32_t PropVariantToUInt32Vector(
void* propvar,
uint32_t* prgn,
uint32_t crgn,
uint32_t* pcElem);
C, "PROPSYS.dll");
// $ffi->PropVariantToUInt32Vector(propvar, prgn, crgn, pcElem);
// propvar : PROPVARIANT*
// prgn : DWORD* out
// crgn : DWORD
// pcElem : DWORD* out
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;
public interface Propsys extends StdCallLibrary {
Propsys INSTANCE = Native.load("propsys", Propsys.class);
int PropVariantToUInt32Vector(
Pointer propvar, // PROPVARIANT*
IntByReference prgn, // DWORD* out
int crgn, // DWORD
IntByReference pcElem // DWORD* out
);
}@[Link("propsys")]
lib LibPROPSYS
fun PropVariantToUInt32Vector = PropVariantToUInt32Vector(
propvar : PROPVARIANT*, # PROPVARIANT*
prgn : UInt32*, # DWORD* out
crgn : UInt32, # DWORD
pcElem : UInt32* # DWORD* out
) : Int32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。import 'dart:ffi';
import 'package:ffi/ffi.dart';
typedef PropVariantToUInt32VectorNative = Int32 Function(Pointer<Void>, Pointer<Uint32>, Uint32, Pointer<Uint32>);
typedef PropVariantToUInt32VectorDart = int Function(Pointer<Void>, Pointer<Uint32>, int, Pointer<Uint32>);
final PropVariantToUInt32Vector = DynamicLibrary.open('PROPSYS.dll')
.lookupFunction<PropVariantToUInt32VectorNative, PropVariantToUInt32VectorDart>('PropVariantToUInt32Vector');
// propvar : PROPVARIANT* -> Pointer<Void>
// prgn : DWORD* out -> Pointer<Uint32>
// crgn : DWORD -> Uint32
// pcElem : DWORD* out -> Pointer<Uint32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。{$mode objfpc}{$H+}
function PropVariantToUInt32Vector(
propvar: Pointer; // PROPVARIANT*
prgn: Pointer; // DWORD* out
crgn: DWORD; // DWORD
pcElem: Pointer // DWORD* out
): Integer; stdcall;
external 'PROPSYS.dll' name 'PropVariantToUInt32Vector';import Foreign
import Foreign.C.Types
import Foreign.C.String
foreign import stdcall safe "PropVariantToUInt32Vector"
c_PropVariantToUInt32Vector :: Ptr () -> Ptr Word32 -> Word32 -> Ptr Word32 -> IO Int32
-- propvar : PROPVARIANT* -> Ptr ()
-- prgn : DWORD* out -> Ptr Word32
-- crgn : DWORD -> Word32
-- pcElem : DWORD* out -> Ptr Word32
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。open Ctypes
open Foreign
let propvarianttouint32vector =
foreign "PropVariantToUInt32Vector"
((ptr void) @-> (ptr uint32_t) @-> uint32_t @-> (ptr uint32_t) @-> returning int32_t)
(* propvar : PROPVARIANT* -> (ptr void) *)
(* prgn : DWORD* out -> (ptr uint32_t) *)
(* crgn : DWORD -> uint32_t *)
(* pcElem : DWORD* out -> (ptr uint32_t) *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)(cffi:define-foreign-library propsys (t "PROPSYS.dll"))
(cffi:use-foreign-library propsys)
(cffi:defcfun ("PropVariantToUInt32Vector" prop-variant-to-uint32-vector :convention :stdcall) :int32
(propvar :pointer) ; PROPVARIANT*
(prgn :pointer) ; DWORD* out
(crgn :uint32) ; DWORD
(pc-elem :pointer)) ; DWORD* out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。use Win32::API;
my $PropVariantToUInt32Vector = Win32::API::More->new('PROPSYS',
'int PropVariantToUInt32Vector(LPVOID propvar, LPVOID prgn, DWORD crgn, LPVOID pcElem)');
# my $ret = $PropVariantToUInt32Vector->Call($propvar, $prgn, $crgn, $pcElem);
# propvar : PROPVARIANT* -> LPVOID
# prgn : DWORD* out -> LPVOID
# crgn : DWORD -> DWORD
# pcElem : DWORD* out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。関連項目
使用する型