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STGMEDIUM_UserFree64

関数

64ビット環境でアンマーシャルされたSTGMEDIUMが保持するリソースを解放する。

DLLOLE32.dll呼出規約winapi

シグネチャ

// OLE32.dll
#include <windows.h>

void STGMEDIUM_UserFree64(
    DWORD* param0,
    STGMEDIUM* param1
);

パラメーター

名前	型	方向
param0	DWORD*	in
param1	STGMEDIUM*	in

戻り値の型: void

各言語での呼び出し定義

// OLE32.dll
#include <windows.h>

void STGMEDIUM_UserFree64(
    DWORD* param0,
    STGMEDIUM* param1
);

[DllImport("OLE32.dll", ExactSpelling = true)]
static extern void STGMEDIUM_UserFree64(
    ref uint param0,   // DWORD*
    IntPtr param1   // STGMEDIUM*
);

<DllImport("OLE32.dll", ExactSpelling:=True)>
Public Shared Sub STGMEDIUM_UserFree64(
    ByRef param0 As UInteger,   ' DWORD*
    param1 As IntPtr   ' STGMEDIUM*
)
End Sub

' param0 : DWORD*
' param1 : STGMEDIUM*
Declare PtrSafe Sub STGMEDIUM_UserFree64 Lib "ole32" ( _
    ByRef param0 As Long, _
    ByVal param1 As LongPtr)
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

STGMEDIUM_UserFree64 = ctypes.windll.ole32.STGMEDIUM_UserFree64
STGMEDIUM_UserFree64.restype = None
STGMEDIUM_UserFree64.argtypes = [
    ctypes.POINTER(wintypes.DWORD),  # param0 : DWORD*
    ctypes.c_void_p,  # param1 : STGMEDIUM*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('OLE32.dll')
STGMEDIUM_UserFree64 = Fiddle::Function.new(
  lib['STGMEDIUM_UserFree64'],
  [
    Fiddle::TYPE_VOIDP,  # param0 : DWORD*
    Fiddle::TYPE_VOIDP,  # param1 : STGMEDIUM*
  ],
  Fiddle::TYPE_VOID)

#[link(name = "ole32")]
extern "system" {
    fn STGMEDIUM_UserFree64(
        param0: *mut u32,  // DWORD*
        param1: *mut STGMEDIUM  // STGMEDIUM*
    );
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("OLE32.dll")]
public static extern void STGMEDIUM_UserFree64(ref uint param0, IntPtr param1);
"@
$api = Add-Type -MemberDefinition $sig -Name 'OLE32_STGMEDIUM_UserFree64' -Namespace Win32 -PassThru
# $api::STGMEDIUM_UserFree64(param0, param1)

#uselib "OLE32.dll"
#func global STGMEDIUM_UserFree64 "STGMEDIUM_UserFree64" sptr, sptr
; STGMEDIUM_UserFree64 varptr(param0), varptr(param1)
; param0 : DWORD* -> "sptr"
; param1 : STGMEDIUM* -> "sptr"

出力引数:

#uselib "OLE32.dll"
#func global STGMEDIUM_UserFree64 "STGMEDIUM_UserFree64" var, var
; STGMEDIUM_UserFree64 param0, param1
; param0 : DWORD* -> "var"
; param1 : STGMEDIUM* -> "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 "OLE32.dll"
#func global STGMEDIUM_UserFree64 "STGMEDIUM_UserFree64" sptr, sptr
; STGMEDIUM_UserFree64 varptr(param0), varptr(param1)
; param0 : DWORD* -> "sptr"
; param1 : STGMEDIUM* -> "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:

; void STGMEDIUM_UserFree64(DWORD* param0, STGMEDIUM* param1)
#uselib "OLE32.dll"
#func global STGMEDIUM_UserFree64 "STGMEDIUM_UserFree64" var, var
; STGMEDIUM_UserFree64 param0, param1
; param0 : DWORD* -> "var"
; param1 : STGMEDIUM* -> "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。; void STGMEDIUM_UserFree64(DWORD* param0, STGMEDIUM* param1)
#uselib "OLE32.dll"
#func global STGMEDIUM_UserFree64 "STGMEDIUM_UserFree64" intptr, intptr
; STGMEDIUM_UserFree64 varptr(param0), varptr(param1)
; param0 : DWORD* -> "intptr"
; param1 : STGMEDIUM* -> "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 (
	ole32 = windows.NewLazySystemDLL("OLE32.dll")
	procSTGMEDIUM_UserFree64 = ole32.NewProc("STGMEDIUM_UserFree64")
)

// param0 (DWORD*), param1 (STGMEDIUM*)
r1, _, err := procSTGMEDIUM_UserFree64.Call(
	uintptr(param0),
	uintptr(param1),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void

procedure STGMEDIUM_UserFree64(
  param0: Pointer;   // DWORD*
  param1: Pointer   // STGMEDIUM*
); stdcall;
  external 'OLE32.dll' name 'STGMEDIUM_UserFree64';

result := DllCall("OLE32\STGMEDIUM_UserFree64"
    , "Ptr", param0   ; DWORD*
    , "Ptr", param1   ; STGMEDIUM*
    , "Int")   ; return: void

●STGMEDIUM_UserFree64(param0, param1) = DLL("OLE32.dll", "int STGMEDIUM_UserFree64(void*, void*)")
# 呼び出し: STGMEDIUM_UserFree64(param0, param1)
# param0 : DWORD* -> "void*"
# param1 : STGMEDIUM* -> "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)。