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CoReleaseMarshalData
関数マーシャリング済みデータパケットが保持するリソースを解放する。
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// OLE32.dll
#include <windows.h>
HRESULT CoReleaseMarshalData(
IStream* pStm
);パラメーター
| 名前 | 型 | 方向 | 説明 |
|---|---|---|---|
| pStm | IStream* | in | マーシャルデータが格納されたIStreamへのポインタ。アンマーシャルされなかったデータを破棄する。 |
戻り値の型: HRESULT
各言語での呼び出し定義
// OLE32.dll
#include <windows.h>
HRESULT CoReleaseMarshalData(
IStream* pStm
);[DllImport("OLE32.dll", ExactSpelling = true)]
static extern int CoReleaseMarshalData(
IntPtr pStm // IStream*
);<DllImport("OLE32.dll", ExactSpelling:=True)>
Public Shared Function CoReleaseMarshalData(
pStm As IntPtr ' IStream*
) As Integer
End Function' pStm : IStream*
Declare PtrSafe Function CoReleaseMarshalData Lib "ole32" ( _
ByVal pStm 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
CoReleaseMarshalData = ctypes.windll.ole32.CoReleaseMarshalData
CoReleaseMarshalData.restype = ctypes.c_int
CoReleaseMarshalData.argtypes = [
ctypes.c_void_p, # pStm : IStream*
]require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('OLE32.dll')
CoReleaseMarshalData = Fiddle::Function.new(
lib['CoReleaseMarshalData'],
[
Fiddle::TYPE_VOIDP, # pStm : IStream*
],
Fiddle::TYPE_INT)#[link(name = "ole32")]
extern "system" {
fn CoReleaseMarshalData(
pStm: *mut core::ffi::c_void // IStream*
) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[DllImport("OLE32.dll")]
public static extern int CoReleaseMarshalData(IntPtr pStm);
"@
$api = Add-Type -MemberDefinition $sig -Name 'OLE32_CoReleaseMarshalData' -Namespace Win32 -PassThru
# $api::CoReleaseMarshalData(pStm)#uselib "OLE32.dll"
#func global CoReleaseMarshalData "CoReleaseMarshalData" sptr
; CoReleaseMarshalData pStm ; 戻り値は stat
; pStm : IStream* -> "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 CoReleaseMarshalData "CoReleaseMarshalData" sptr
; res = CoReleaseMarshalData(pStm)
; pStm : IStream* -> "sptr"; HRESULT CoReleaseMarshalData(IStream* pStm)
#uselib "OLE32.dll"
#cfunc global CoReleaseMarshalData "CoReleaseMarshalData" intptr
; res = CoReleaseMarshalData(pStm)
; pStm : IStream* -> "intptr"import (
"golang.org/x/sys/windows"
"unsafe"
)
var (
ole32 = windows.NewLazySystemDLL("OLE32.dll")
procCoReleaseMarshalData = ole32.NewProc("CoReleaseMarshalData")
)
// pStm (IStream*)
r1, _, err := procCoReleaseMarshalData.Call(
uintptr(pStm),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // HRESULTfunction CoReleaseMarshalData(
pStm: Pointer // IStream*
): Integer; stdcall;
external 'OLE32.dll' name 'CoReleaseMarshalData';result := DllCall("OLE32\CoReleaseMarshalData"
, "Ptr", pStm ; IStream*
, "Int") ; return: HRESULT●CoReleaseMarshalData(pStm) = DLL("OLE32.dll", "int CoReleaseMarshalData(void*)")
# 呼び出し: CoReleaseMarshalData(pStm)
# pStm : IStream* -> "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 "ole32" fn CoReleaseMarshalData(
pStm: ?*anyopaque // IStream*
) callconv(std.os.windows.WINAPI) i32;proc CoReleaseMarshalData(
pStm: pointer # IStream*
): int32 {.importc: "CoReleaseMarshalData", stdcall, dynlib: "OLE32.dll".}pragma(lib, "ole32");
extern(Windows)
int CoReleaseMarshalData(
void* pStm // IStream*
);ccall((:CoReleaseMarshalData, "OLE32.dll"), stdcall, Int32,
(Ptr{Cvoid},),
pStm)
# pStm : IStream* -> Ptr{Cvoid}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。local ffi = require("ffi")
ffi.cdef[[
int32_t CoReleaseMarshalData(
void* pStm);
]]
local ole32 = ffi.load("ole32")
-- ole32.CoReleaseMarshalData(pStm)
-- pStm : IStream*
-- 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('OLE32.dll');
const CoReleaseMarshalData = lib.func('__stdcall', 'CoReleaseMarshalData', 'int32_t', ['void *']);
// CoReleaseMarshalData(pStm)
// pStm : IStream* -> 'void *'
// 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("OLE32.dll", {
CoReleaseMarshalData: { parameters: ["pointer"], result: "i32" },
});
// lib.symbols.CoReleaseMarshalData(pStm)
// pStm : IStream* -> "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 CoReleaseMarshalData(
void* pStm);
C, "OLE32.dll");
// $ffi->CoReleaseMarshalData(pStm);
// pStm : IStream*
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;
public interface Ole32 extends StdCallLibrary {
Ole32 INSTANCE = Native.load("ole32", Ole32.class);
int CoReleaseMarshalData(
Pointer pStm // IStream*
);
}@[Link("ole32")]
lib LibOLE32
fun CoReleaseMarshalData = CoReleaseMarshalData(
pStm : Void* # IStream*
) : Int32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。import 'dart:ffi';
import 'package:ffi/ffi.dart';
typedef CoReleaseMarshalDataNative = Int32 Function(Pointer<Void>);
typedef CoReleaseMarshalDataDart = int Function(Pointer<Void>);
final CoReleaseMarshalData = DynamicLibrary.open('OLE32.dll')
.lookupFunction<CoReleaseMarshalDataNative, CoReleaseMarshalDataDart>('CoReleaseMarshalData');
// pStm : IStream* -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。{$mode objfpc}{$H+}
function CoReleaseMarshalData(
pStm: Pointer // IStream*
): Integer; stdcall;
external 'OLE32.dll' name 'CoReleaseMarshalData';import Foreign
import Foreign.C.Types
import Foreign.C.String
foreign import stdcall safe "CoReleaseMarshalData"
c_CoReleaseMarshalData :: Ptr () -> IO Int32
-- pStm : IStream* -> Ptr ()
-- 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 coreleasemarshaldata =
foreign "CoReleaseMarshalData"
((ptr void) @-> returning int32_t)
(* pStm : IStream* -> (ptr void) *)
(* 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 ole32 (t "OLE32.dll"))
(cffi:use-foreign-library ole32)
(cffi:defcfun ("CoReleaseMarshalData" co-release-marshal-data :convention :stdcall) :int32
(p-stm :pointer)) ; IStream*
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。use Win32::API;
my $CoReleaseMarshalData = Win32::API::More->new('OLE32',
'int CoReleaseMarshalData(LPVOID pStm)');
# my $ret = $CoReleaseMarshalData->Call($pStm);
# pStm : IStream* -> 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