ホーム › System.Ole › OleConvertOLESTREAMToIStorage2

OleConvertOLESTREAMToIStorage2

関数

OLE1ストリームをIStorage形式に変換する。

DLLole32.dll呼出規約winapi

シグネチャ

// ole32.dll
#include <windows.h>

HRESULT OleConvertOLESTREAMToIStorage2(
    OLESTREAM* lpolestream,
    IStorage* pstg,
    const DVTARGETDEVICE* ptd,   // optional
    DWORD opt,   // optional
    void* pvCallbackContext,   // optional
    OLESTREAMQUERYCONVERTOLELINKCALLBACK pQueryConvertOLELinkCallback   // optional
);

パラメーター

名前	型	方向
lpolestream	OLESTREAM*	in
pstg	IStorage*	in
ptd	DVTARGETDEVICE*	inoptional
opt	DWORD	inoptional
pvCallbackContext	void*	inoptional
pQueryConvertOLELinkCallback	OLESTREAMQUERYCONVERTOLELINKCALLBACK	inoptional

戻り値の型: HRESULT

各言語での呼び出し定義

// ole32.dll
#include <windows.h>

HRESULT OleConvertOLESTREAMToIStorage2(
    OLESTREAM* lpolestream,
    IStorage* pstg,
    const DVTARGETDEVICE* ptd,   // optional
    DWORD opt,   // optional
    void* pvCallbackContext,   // optional
    OLESTREAMQUERYCONVERTOLELINKCALLBACK pQueryConvertOLELinkCallback   // optional
);

[DllImport("ole32.dll", ExactSpelling = true)]
static extern int OleConvertOLESTREAMToIStorage2(
    IntPtr lpolestream,   // OLESTREAM*
    IntPtr pstg,   // IStorage*
    IntPtr ptd,   // DVTARGETDEVICE* optional
    uint opt,   // DWORD optional
    IntPtr pvCallbackContext,   // void* optional
    IntPtr pQueryConvertOLELinkCallback   // OLESTREAMQUERYCONVERTOLELINKCALLBACK optional
);

<DllImport("ole32.dll", ExactSpelling:=True)>
Public Shared Function OleConvertOLESTREAMToIStorage2(
    lpolestream As IntPtr,   ' OLESTREAM*
    pstg As IntPtr,   ' IStorage*
    ptd As IntPtr,   ' DVTARGETDEVICE* optional
    opt As UInteger,   ' DWORD optional
    pvCallbackContext As IntPtr,   ' void* optional
    pQueryConvertOLELinkCallback As IntPtr   ' OLESTREAMQUERYCONVERTOLELINKCALLBACK optional
) As Integer
End Function

' lpolestream : OLESTREAM*
' pstg : IStorage*
' ptd : DVTARGETDEVICE* optional
' opt : DWORD optional
' pvCallbackContext : void* optional
' pQueryConvertOLELinkCallback : OLESTREAMQUERYCONVERTOLELINKCALLBACK optional
Declare PtrSafe Function OleConvertOLESTREAMToIStorage2 Lib "ole32" ( _
    ByVal lpolestream As LongPtr, _
    ByVal pstg As LongPtr, _
    ByVal ptd As LongPtr, _
    ByVal opt As Long, _
    ByVal pvCallbackContext As LongPtr, _
    ByVal pQueryConvertOLELinkCallback 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

OleConvertOLESTREAMToIStorage2 = ctypes.windll.ole32.OleConvertOLESTREAMToIStorage2
OleConvertOLESTREAMToIStorage2.restype = ctypes.c_int
OleConvertOLESTREAMToIStorage2.argtypes = [
    ctypes.c_void_p,  # lpolestream : OLESTREAM*
    ctypes.c_void_p,  # pstg : IStorage*
    ctypes.c_void_p,  # ptd : DVTARGETDEVICE* optional
    wintypes.DWORD,  # opt : DWORD optional
    ctypes.POINTER(None),  # pvCallbackContext : void* optional
    ctypes.c_void_p,  # pQueryConvertOLELinkCallback : OLESTREAMQUERYCONVERTOLELINKCALLBACK optional
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ole32.dll')
OleConvertOLESTREAMToIStorage2 = Fiddle::Function.new(
  lib['OleConvertOLESTREAMToIStorage2'],
  [
    Fiddle::TYPE_VOIDP,  # lpolestream : OLESTREAM*
    Fiddle::TYPE_VOIDP,  # pstg : IStorage*
    Fiddle::TYPE_VOIDP,  # ptd : DVTARGETDEVICE* optional
    -Fiddle::TYPE_INT,  # opt : DWORD optional
    Fiddle::TYPE_VOIDP,  # pvCallbackContext : void* optional
    Fiddle::TYPE_VOIDP,  # pQueryConvertOLELinkCallback : OLESTREAMQUERYCONVERTOLELINKCALLBACK optional
  ],
  Fiddle::TYPE_INT)

#[link(name = "ole32")]
extern "system" {
    fn OleConvertOLESTREAMToIStorage2(
        lpolestream: *mut OLESTREAM,  // OLESTREAM*
        pstg: *mut core::ffi::c_void,  // IStorage*
        ptd: *const DVTARGETDEVICE,  // DVTARGETDEVICE* optional
        opt: u32,  // DWORD optional
        pvCallbackContext: *mut (),  // void* optional
        pQueryConvertOLELinkCallback: *const core::ffi::c_void  // OLESTREAMQUERYCONVERTOLELINKCALLBACK optional
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ole32.dll")]
public static extern int OleConvertOLESTREAMToIStorage2(IntPtr lpolestream, IntPtr pstg, IntPtr ptd, uint opt, IntPtr pvCallbackContext, IntPtr pQueryConvertOLELinkCallback);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ole32_OleConvertOLESTREAMToIStorage2' -Namespace Win32 -PassThru
# $api::OleConvertOLESTREAMToIStorage2(lpolestream, pstg, ptd, opt, pvCallbackContext, pQueryConvertOLELinkCallback)

#uselib "ole32.dll"
#func global OleConvertOLESTREAMToIStorage2 "OleConvertOLESTREAMToIStorage2" sptr, sptr, sptr, sptr, sptr, sptr
; OleConvertOLESTREAMToIStorage2 varptr(lpolestream), pstg, varptr(ptd), opt, pvCallbackContext, pQueryConvertOLELinkCallback   ; 戻り値は stat
; lpolestream : OLESTREAM* -> "sptr"
; pstg : IStorage* -> "sptr"
; ptd : DVTARGETDEVICE* optional -> "sptr"
; opt : DWORD optional -> "sptr"
; pvCallbackContext : void* optional -> "sptr"
; pQueryConvertOLELinkCallback : OLESTREAMQUERYCONVERTOLELINKCALLBACK optional -> "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 "ole32.dll"
#cfunc global OleConvertOLESTREAMToIStorage2 "OleConvertOLESTREAMToIStorage2" var, sptr, var, int, sptr, sptr
; res = OleConvertOLESTREAMToIStorage2(lpolestream, pstg, ptd, opt, pvCallbackContext, pQueryConvertOLELinkCallback)
; lpolestream : OLESTREAM* -> "var"
; pstg : IStorage* -> "sptr"
; ptd : DVTARGETDEVICE* optional -> "var"
; opt : DWORD optional -> "int"
; pvCallbackContext : void* optional -> "sptr"
; pQueryConvertOLELinkCallback : OLESTREAMQUERYCONVERTOLELINKCALLBACK optional -> "sptr"
; ※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"
#cfunc global OleConvertOLESTREAMToIStorage2 "OleConvertOLESTREAMToIStorage2" sptr, sptr, sptr, int, sptr, sptr
; res = OleConvertOLESTREAMToIStorage2(varptr(lpolestream), pstg, varptr(ptd), opt, pvCallbackContext, pQueryConvertOLELinkCallback)
; lpolestream : OLESTREAM* -> "sptr"
; pstg : IStorage* -> "sptr"
; ptd : DVTARGETDEVICE* optional -> "sptr"
; opt : DWORD optional -> "int"
; pvCallbackContext : void* optional -> "sptr"
; pQueryConvertOLELinkCallback : OLESTREAMQUERYCONVERTOLELINKCALLBACK optional -> "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 OleConvertOLESTREAMToIStorage2(OLESTREAM* lpolestream, IStorage* pstg, DVTARGETDEVICE* ptd, DWORD opt, void* pvCallbackContext, OLESTREAMQUERYCONVERTOLELINKCALLBACK pQueryConvertOLELinkCallback)
#uselib "ole32.dll"
#cfunc global OleConvertOLESTREAMToIStorage2 "OleConvertOLESTREAMToIStorage2" var, intptr, var, int, intptr, intptr
; res = OleConvertOLESTREAMToIStorage2(lpolestream, pstg, ptd, opt, pvCallbackContext, pQueryConvertOLELinkCallback)
; lpolestream : OLESTREAM* -> "var"
; pstg : IStorage* -> "intptr"
; ptd : DVTARGETDEVICE* optional -> "var"
; opt : DWORD optional -> "int"
; pvCallbackContext : void* optional -> "intptr"
; pQueryConvertOLELinkCallback : OLESTREAMQUERYCONVERTOLELINKCALLBACK optional -> "intptr"
; ※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 OleConvertOLESTREAMToIStorage2(OLESTREAM* lpolestream, IStorage* pstg, DVTARGETDEVICE* ptd, DWORD opt, void* pvCallbackContext, OLESTREAMQUERYCONVERTOLELINKCALLBACK pQueryConvertOLELinkCallback)
#uselib "ole32.dll"
#cfunc global OleConvertOLESTREAMToIStorage2 "OleConvertOLESTREAMToIStorage2" intptr, intptr, intptr, int, intptr, intptr
; res = OleConvertOLESTREAMToIStorage2(varptr(lpolestream), pstg, varptr(ptd), opt, pvCallbackContext, pQueryConvertOLELinkCallback)
; lpolestream : OLESTREAM* -> "intptr"
; pstg : IStorage* -> "intptr"
; ptd : DVTARGETDEVICE* optional -> "intptr"
; opt : DWORD optional -> "int"
; pvCallbackContext : void* optional -> "intptr"
; pQueryConvertOLELinkCallback : OLESTREAMQUERYCONVERTOLELINKCALLBACK optional -> "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")
	procOleConvertOLESTREAMToIStorage2 = ole32.NewProc("OleConvertOLESTREAMToIStorage2")
)

// lpolestream (OLESTREAM*), pstg (IStorage*), ptd (DVTARGETDEVICE* optional), opt (DWORD optional), pvCallbackContext (void* optional), pQueryConvertOLELinkCallback (OLESTREAMQUERYCONVERTOLELINKCALLBACK optional)
r1, _, err := procOleConvertOLESTREAMToIStorage2.Call(
	uintptr(lpolestream),
	uintptr(pstg),
	uintptr(ptd),
	uintptr(opt),
	uintptr(pvCallbackContext),
	uintptr(pQueryConvertOLELinkCallback),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function OleConvertOLESTREAMToIStorage2(
  lpolestream: Pointer;   // OLESTREAM*
  pstg: Pointer;   // IStorage*
  ptd: Pointer;   // DVTARGETDEVICE* optional
  opt: DWORD;   // DWORD optional
  pvCallbackContext: Pointer;   // void* optional
  pQueryConvertOLELinkCallback: Pointer   // OLESTREAMQUERYCONVERTOLELINKCALLBACK optional
): Integer; stdcall;
  external 'ole32.dll' name 'OleConvertOLESTREAMToIStorage2';

result := DllCall("ole32\OleConvertOLESTREAMToIStorage2"
    , "Ptr", lpolestream   ; OLESTREAM*
    , "Ptr", pstg   ; IStorage*
    , "Ptr", ptd   ; DVTARGETDEVICE* optional
    , "UInt", opt   ; DWORD optional
    , "Ptr", pvCallbackContext   ; void* optional
    , "Ptr", pQueryConvertOLELinkCallback   ; OLESTREAMQUERYCONVERTOLELINKCALLBACK optional
    , "Int")   ; return: HRESULT

●OleConvertOLESTREAMToIStorage2(lpolestream, pstg, ptd, opt, pvCallbackContext, pQueryConvertOLELinkCallback) = DLL("ole32.dll", "int OleConvertOLESTREAMToIStorage2(void*, void*, void*, dword, void*, void*)")
# 呼び出し: OleConvertOLESTREAMToIStorage2(lpolestream, pstg, ptd, opt, pvCallbackContext, pQueryConvertOLELinkCallback)
# lpolestream : OLESTREAM* -> "void*"
# pstg : IStorage* -> "void*"
# ptd : DVTARGETDEVICE* optional -> "void*"
# opt : DWORD optional -> "dword"
# pvCallbackContext : void* optional -> "void*"
# pQueryConvertOLELinkCallback : OLESTREAMQUERYCONVERTOLELINKCALLBACK optional -> "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)。