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CreateVssExpressWriterInternal

関数
VSSエクスプレスライターオブジェクトを内部生成する。
DLLVSSAPI.dll呼出規約winapi対応OSWindows 7 以降

シグネチャ

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

HRESULT CreateVssExpressWriterInternal(
    IVssExpressWriter** ppWriter
);

パラメーター

名前方向説明
ppWriterIVssExpressWriter**out作成したIVssExpressWriterインターフェイスを受け取る出力ポインタ。VSSエクスプレスライターの登録に用いる。

戻り値の型: HRESULT

各言語での呼び出し定義

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

HRESULT CreateVssExpressWriterInternal(
    IVssExpressWriter** ppWriter
);
[DllImport("VSSAPI.dll", ExactSpelling = true)]
static extern int CreateVssExpressWriterInternal(
    IntPtr ppWriter   // IVssExpressWriter** out
);
<DllImport("VSSAPI.dll", ExactSpelling:=True)>
Public Shared Function CreateVssExpressWriterInternal(
    ppWriter As IntPtr   ' IVssExpressWriter** out
) As Integer
End Function
' ppWriter : IVssExpressWriter** out
Declare PtrSafe Function CreateVssExpressWriterInternal Lib "vssapi" ( _
    ByVal ppWriter 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

CreateVssExpressWriterInternal = ctypes.windll.vssapi.CreateVssExpressWriterInternal
CreateVssExpressWriterInternal.restype = ctypes.c_int
CreateVssExpressWriterInternal.argtypes = [
    ctypes.c_void_p,  # ppWriter : IVssExpressWriter** out
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('VSSAPI.dll')
CreateVssExpressWriterInternal = Fiddle::Function.new(
  lib['CreateVssExpressWriterInternal'],
  [
    Fiddle::TYPE_VOIDP,  # ppWriter : IVssExpressWriter** out
  ],
  Fiddle::TYPE_INT)
#[link(name = "vssapi")]
extern "system" {
    fn CreateVssExpressWriterInternal(
        ppWriter: *mut *mut core::ffi::c_void  // IVssExpressWriter** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("VSSAPI.dll")]
public static extern int CreateVssExpressWriterInternal(IntPtr ppWriter);
"@
$api = Add-Type -MemberDefinition $sig -Name 'VSSAPI_CreateVssExpressWriterInternal' -Namespace Win32 -PassThru
# $api::CreateVssExpressWriterInternal(ppWriter)
#uselib "VSSAPI.dll"
#func global CreateVssExpressWriterInternal "CreateVssExpressWriterInternal" sptr
; CreateVssExpressWriterInternal ppWriter   ; 戻り値は stat
; ppWriter : IVssExpressWriter** 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。
#uselib "VSSAPI.dll"
#cfunc global CreateVssExpressWriterInternal "CreateVssExpressWriterInternal" sptr
; res = CreateVssExpressWriterInternal(ppWriter)
; ppWriter : IVssExpressWriter** out -> "sptr"
; HRESULT CreateVssExpressWriterInternal(IVssExpressWriter** ppWriter)
#uselib "VSSAPI.dll"
#cfunc global CreateVssExpressWriterInternal "CreateVssExpressWriterInternal" intptr
; res = CreateVssExpressWriterInternal(ppWriter)
; ppWriter : IVssExpressWriter** out -> "intptr"
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	vssapi = windows.NewLazySystemDLL("VSSAPI.dll")
	procCreateVssExpressWriterInternal = vssapi.NewProc("CreateVssExpressWriterInternal")
)

// ppWriter (IVssExpressWriter** out)
r1, _, err := procCreateVssExpressWriterInternal.Call(
	uintptr(ppWriter),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT
function CreateVssExpressWriterInternal(
  ppWriter: Pointer   // IVssExpressWriter** out
): Integer; stdcall;
  external 'VSSAPI.dll' name 'CreateVssExpressWriterInternal';
result := DllCall("VSSAPI\CreateVssExpressWriterInternal"
    , "Ptr", ppWriter   ; IVssExpressWriter** out
    , "Int")   ; return: HRESULT
●CreateVssExpressWriterInternal(ppWriter) = DLL("VSSAPI.dll", "int CreateVssExpressWriterInternal(void*)")
# 呼び出し: CreateVssExpressWriterInternal(ppWriter)
# ppWriter : IVssExpressWriter** 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 "vssapi" fn CreateVssExpressWriterInternal(
    ppWriter: ?*anyopaque // IVssExpressWriter** out
) callconv(std.os.windows.WINAPI) i32;
proc CreateVssExpressWriterInternal(
    ppWriter: pointer  # IVssExpressWriter** out
): int32 {.importc: "CreateVssExpressWriterInternal", stdcall, dynlib: "VSSAPI.dll".}
pragma(lib, "vssapi");
extern(Windows)
int CreateVssExpressWriterInternal(
    void* ppWriter   // IVssExpressWriter** out
);
ccall((:CreateVssExpressWriterInternal, "VSSAPI.dll"), stdcall, Int32,
      (Ptr{Cvoid},),
      ppWriter)
# ppWriter : IVssExpressWriter** out -> 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 CreateVssExpressWriterInternal(
    void* ppWriter);
]]
local vssapi = ffi.load("vssapi")
-- vssapi.CreateVssExpressWriterInternal(ppWriter)
-- ppWriter : IVssExpressWriter** 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('VSSAPI.dll');
const CreateVssExpressWriterInternal = lib.func('__stdcall', 'CreateVssExpressWriterInternal', 'int32_t', ['void *']);
// CreateVssExpressWriterInternal(ppWriter)
// ppWriter : IVssExpressWriter** out -> '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("VSSAPI.dll", {
  CreateVssExpressWriterInternal: { parameters: ["pointer"], result: "i32" },
});
// lib.symbols.CreateVssExpressWriterInternal(ppWriter)
// ppWriter : IVssExpressWriter** 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 CreateVssExpressWriterInternal(
    void* ppWriter);
C, "VSSAPI.dll");
// $ffi->CreateVssExpressWriterInternal(ppWriter);
// ppWriter : IVssExpressWriter** 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 Vssapi extends StdCallLibrary {
    Vssapi INSTANCE = Native.load("vssapi", Vssapi.class);
    int CreateVssExpressWriterInternal(
        Pointer ppWriter   // IVssExpressWriter** out
    );
}
@[Link("vssapi")]
lib LibVSSAPI
  fun CreateVssExpressWriterInternal = CreateVssExpressWriterInternal(
    ppWriter : Void*   # IVssExpressWriter** 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 CreateVssExpressWriterInternalNative = Int32 Function(Pointer<Void>);
typedef CreateVssExpressWriterInternalDart = int Function(Pointer<Void>);
final CreateVssExpressWriterInternal = DynamicLibrary.open('VSSAPI.dll')
    .lookupFunction<CreateVssExpressWriterInternalNative, CreateVssExpressWriterInternalDart>('CreateVssExpressWriterInternal');
// ppWriter : IVssExpressWriter** out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function CreateVssExpressWriterInternal(
  ppWriter: Pointer   // IVssExpressWriter** out
): Integer; stdcall;
  external 'VSSAPI.dll' name 'CreateVssExpressWriterInternal';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "CreateVssExpressWriterInternal"
  c_CreateVssExpressWriterInternal :: Ptr () -> IO Int32
-- ppWriter : IVssExpressWriter** out -> 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 createvssexpresswriterinternal =
  foreign "CreateVssExpressWriterInternal"
    ((ptr void) @-> returning int32_t)
(* ppWriter : IVssExpressWriter** out -> (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 vssapi (t "VSSAPI.dll"))
(cffi:use-foreign-library vssapi)

(cffi:defcfun ("CreateVssExpressWriterInternal" create-vss-express-writer-internal :convention :stdcall) :int32
  (pp-writer :pointer))   ; IVssExpressWriter** out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $CreateVssExpressWriterInternal = Win32::API::More->new('VSSAPI',
    'int CreateVssExpressWriterInternal(LPVOID ppWriter)');
# my $ret = $CreateVssExpressWriterInternal->Call($ppWriter);
# ppWriter : IVssExpressWriter** out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。

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