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SafeArrayReleaseData

関数

SAFEARRAYのデータ領域の参照を解放する。

DLLOLEAUT32.dll呼出規約winapi対応OSWindows XP 以降

シグネチャ

// OLEAUT32.dll
#include <windows.h>

void SafeArrayReleaseData(
    void* pData
);

パラメーター

名前	型	方向
pData	void*	in

戻り値の型: void

各言語での呼び出し定義

// OLEAUT32.dll
#include <windows.h>

void SafeArrayReleaseData(
    void* pData
);

[DllImport("OLEAUT32.dll", ExactSpelling = true)]
static extern void SafeArrayReleaseData(
    IntPtr pData   // void*
);

<DllImport("OLEAUT32.dll", ExactSpelling:=True)>
Public Shared Sub SafeArrayReleaseData(
    pData As IntPtr   ' void*
)
End Sub

' pData : void*
Declare PtrSafe Sub SafeArrayReleaseData Lib "oleaut32" ( _
    ByVal pData As LongPtr)
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

SafeArrayReleaseData = ctypes.windll.oleaut32.SafeArrayReleaseData
SafeArrayReleaseData.restype = None
SafeArrayReleaseData.argtypes = [
    ctypes.POINTER(None),  # pData : void*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('OLEAUT32.dll')
SafeArrayReleaseData = Fiddle::Function.new(
  lib['SafeArrayReleaseData'],
  [
    Fiddle::TYPE_VOIDP,  # pData : void*
  ],
  Fiddle::TYPE_VOID)

#[link(name = "oleaut32")]
extern "system" {
    fn SafeArrayReleaseData(
        pData: *mut ()  // void*
    );
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("OLEAUT32.dll")]
public static extern void SafeArrayReleaseData(IntPtr pData);
"@
$api = Add-Type -MemberDefinition $sig -Name 'OLEAUT32_SafeArrayReleaseData' -Namespace Win32 -PassThru
# $api::SafeArrayReleaseData(pData)

#uselib "OLEAUT32.dll"
#func global SafeArrayReleaseData "SafeArrayReleaseData" sptr
; SafeArrayReleaseData pData
; pData : void* -> "sptr"

#uselib "OLEAUT32.dll"
#func global SafeArrayReleaseData "SafeArrayReleaseData" sptr
; SafeArrayReleaseData pData
; pData : void* -> "sptr"

; void SafeArrayReleaseData(void* pData)
#uselib "OLEAUT32.dll"
#func global SafeArrayReleaseData "SafeArrayReleaseData" intptr
; SafeArrayReleaseData pData
; pData : void* -> "intptr"

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

var (
	oleaut32 = windows.NewLazySystemDLL("OLEAUT32.dll")
	procSafeArrayReleaseData = oleaut32.NewProc("SafeArrayReleaseData")
)

// pData (void*)
r1, _, err := procSafeArrayReleaseData.Call(
	uintptr(pData),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void

procedure SafeArrayReleaseData(
  pData: Pointer   // void*
); stdcall;
  external 'OLEAUT32.dll' name 'SafeArrayReleaseData';

result := DllCall("OLEAUT32\SafeArrayReleaseData"
    , "Ptr", pData   ; void*
    , "Int")   ; return: void

●SafeArrayReleaseData(pData) = DLL("OLEAUT32.dll", "int SafeArrayReleaseData(void*)")
# 呼び出し: SafeArrayReleaseData(pData)
# pData : void* -> "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)。