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WSDCreateDiscoveryProvider2

関数
構成パラメータ付きでディスカバリプロバイダを作成する。
DLLwsdapi.dll呼出規約winapi対応OSWindows 7 以降
📘 Microsoft Learn (日本語) · English

シグネチャ

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

HRESULT WSDCreateDiscoveryProvider2(
    IWSDXMLContext* pContext,
    WSD_CONFIG_PARAM* pConfigParams,   // optional
    DWORD dwConfigParamCount,
    IWSDiscoveryProvider** ppProvider
);

パラメーター

名前型方向説明
pContextIWSDXMLContext*inXML処理に用いるIWSDXMLContextへのポインタ。NULL可で既定を使う。
pConfigParamsWSD_CONFIG_PARAM*inoptionalプロバイダ動作を構成するWSD_CONFIG_PARAM配列へのポインタ。
dwConfigParamCountDWORDinpConfigParamsの要素数。
ppProviderIWSDiscoveryProvider**out作成したIWSDiscoveryProviderオブジェクトを受け取る出力先ポインタ。

戻り値の型: HRESULT

各言語での呼び出し定義

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

HRESULT WSDCreateDiscoveryProvider2(
    IWSDXMLContext* pContext,
    WSD_CONFIG_PARAM* pConfigParams,   // optional
    DWORD dwConfigParamCount,
    IWSDiscoveryProvider** ppProvider
);
[DllImport("wsdapi.dll", ExactSpelling = true)]
static extern int WSDCreateDiscoveryProvider2(
    IntPtr pContext,   // IWSDXMLContext*
    IntPtr pConfigParams,   // WSD_CONFIG_PARAM* optional
    uint dwConfigParamCount,   // DWORD
    IntPtr ppProvider   // IWSDiscoveryProvider** out
);
<DllImport("wsdapi.dll", ExactSpelling:=True)>
Public Shared Function WSDCreateDiscoveryProvider2(
    pContext As IntPtr,   ' IWSDXMLContext*
    pConfigParams As IntPtr,   ' WSD_CONFIG_PARAM* optional
    dwConfigParamCount As UInteger,   ' DWORD
    ppProvider As IntPtr   ' IWSDiscoveryProvider** out
) As Integer
End Function
' pContext : IWSDXMLContext*
' pConfigParams : WSD_CONFIG_PARAM* optional
' dwConfigParamCount : DWORD
' ppProvider : IWSDiscoveryProvider** out
Declare PtrSafe Function WSDCreateDiscoveryProvider2 Lib "wsdapi" ( _
    ByVal pContext As LongPtr, _
    ByVal pConfigParams As LongPtr, _
    ByVal dwConfigParamCount As Long, _
    ByVal ppProvider 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

WSDCreateDiscoveryProvider2 = ctypes.windll.wsdapi.WSDCreateDiscoveryProvider2
WSDCreateDiscoveryProvider2.restype = ctypes.c_int
WSDCreateDiscoveryProvider2.argtypes = [
    ctypes.c_void_p,  # pContext : IWSDXMLContext*
    ctypes.c_void_p,  # pConfigParams : WSD_CONFIG_PARAM* optional
    wintypes.DWORD,  # dwConfigParamCount : DWORD
    ctypes.c_void_p,  # ppProvider : IWSDiscoveryProvider** out
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('wsdapi.dll')
WSDCreateDiscoveryProvider2 = Fiddle::Function.new(
  lib['WSDCreateDiscoveryProvider2'],
  [
    Fiddle::TYPE_VOIDP,  # pContext : IWSDXMLContext*
    Fiddle::TYPE_VOIDP,  # pConfigParams : WSD_CONFIG_PARAM* optional
    -Fiddle::TYPE_INT,  # dwConfigParamCount : DWORD
    Fiddle::TYPE_VOIDP,  # ppProvider : IWSDiscoveryProvider** out
  ],
  Fiddle::TYPE_INT)
#[link(name = "wsdapi")]
extern "system" {
    fn WSDCreateDiscoveryProvider2(
        pContext: *mut core::ffi::c_void,  // IWSDXMLContext*
        pConfigParams: *mut WSD_CONFIG_PARAM,  // WSD_CONFIG_PARAM* optional
        dwConfigParamCount: u32,  // DWORD
        ppProvider: *mut *mut core::ffi::c_void  // IWSDiscoveryProvider** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("wsdapi.dll")]
public static extern int WSDCreateDiscoveryProvider2(IntPtr pContext, IntPtr pConfigParams, uint dwConfigParamCount, IntPtr ppProvider);
"@
$api = Add-Type -MemberDefinition $sig -Name 'wsdapi_WSDCreateDiscoveryProvider2' -Namespace Win32 -PassThru
# $api::WSDCreateDiscoveryProvider2(pContext, pConfigParams, dwConfigParamCount, ppProvider)
#uselib "wsdapi.dll"
#func global WSDCreateDiscoveryProvider2 "WSDCreateDiscoveryProvider2" sptr, sptr, sptr, sptr
; WSDCreateDiscoveryProvider2 pContext, varptr(pConfigParams), dwConfigParamCount, ppProvider   ; 戻り値は stat
; pContext : IWSDXMLContext* -> "sptr"
; pConfigParams : WSD_CONFIG_PARAM* optional -> "sptr"
; dwConfigParamCount : DWORD -> "sptr"
; ppProvider : IWSDiscoveryProvider** 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。
出力引数: 
#uselib "wsdapi.dll"
#cfunc global WSDCreateDiscoveryProvider2 "WSDCreateDiscoveryProvider2" sptr, var, int, sptr
; res = WSDCreateDiscoveryProvider2(pContext, pConfigParams, dwConfigParamCount, ppProvider)
; pContext : IWSDXMLContext* -> "sptr"
; pConfigParams : WSD_CONFIG_PARAM* optional -> "var"
; dwConfigParamCount : DWORD -> "int"
; ppProvider : IWSDiscoveryProvider** out -> "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。
出力引数: 
; HRESULT WSDCreateDiscoveryProvider2(IWSDXMLContext* pContext, WSD_CONFIG_PARAM* pConfigParams, DWORD dwConfigParamCount, IWSDiscoveryProvider** ppProvider)
#uselib "wsdapi.dll"
#cfunc global WSDCreateDiscoveryProvider2 "WSDCreateDiscoveryProvider2" intptr, var, int, intptr
; res = WSDCreateDiscoveryProvider2(pContext, pConfigParams, dwConfigParamCount, ppProvider)
; pContext : IWSDXMLContext* -> "intptr"
; pConfigParams : WSD_CONFIG_PARAM* optional -> "var"
; dwConfigParamCount : DWORD -> "int"
; ppProvider : IWSDiscoveryProvider** out -> "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。
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	wsdapi = windows.NewLazySystemDLL("wsdapi.dll")
	procWSDCreateDiscoveryProvider2 = wsdapi.NewProc("WSDCreateDiscoveryProvider2")
)

// pContext (IWSDXMLContext*), pConfigParams (WSD_CONFIG_PARAM* optional), dwConfigParamCount (DWORD), ppProvider (IWSDiscoveryProvider** out)
r1, _, err := procWSDCreateDiscoveryProvider2.Call(
	uintptr(pContext),
	uintptr(pConfigParams),
	uintptr(dwConfigParamCount),
	uintptr(ppProvider),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT
function WSDCreateDiscoveryProvider2(
  pContext: Pointer;   // IWSDXMLContext*
  pConfigParams: Pointer;   // WSD_CONFIG_PARAM* optional
  dwConfigParamCount: DWORD;   // DWORD
  ppProvider: Pointer   // IWSDiscoveryProvider** out
): Integer; stdcall;
  external 'wsdapi.dll' name 'WSDCreateDiscoveryProvider2';
result := DllCall("wsdapi\WSDCreateDiscoveryProvider2"
    , "Ptr", pContext   ; IWSDXMLContext*
    , "Ptr", pConfigParams   ; WSD_CONFIG_PARAM* optional
    , "UInt", dwConfigParamCount   ; DWORD
    , "Ptr", ppProvider   ; IWSDiscoveryProvider** out
    , "Int")   ; return: HRESULT
●WSDCreateDiscoveryProvider2(pContext, pConfigParams, dwConfigParamCount, ppProvider) = DLL("wsdapi.dll", "int WSDCreateDiscoveryProvider2(void*, void*, dword, void*)")
# 呼び出し: WSDCreateDiscoveryProvider2(pContext, pConfigParams, dwConfigParamCount, ppProvider)
# pContext : IWSDXMLContext* -> "void*"
# pConfigParams : WSD_CONFIG_PARAM* optional -> "void*"
# dwConfigParamCount : DWORD -> "dword"
# ppProvider : IWSDiscoveryProvider** 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 "wsdapi" fn WSDCreateDiscoveryProvider2(
    pContext: ?*anyopaque, // IWSDXMLContext*
    pConfigParams: [*c]WSD_CONFIG_PARAM, // WSD_CONFIG_PARAM* optional
    dwConfigParamCount: u32, // DWORD
    ppProvider: ?*anyopaque // IWSDiscoveryProvider** out
) callconv(std.os.windows.WINAPI) i32;
proc WSDCreateDiscoveryProvider2(
    pContext: pointer,  # IWSDXMLContext*
    pConfigParams: ptr WSD_CONFIG_PARAM,  # WSD_CONFIG_PARAM* optional
    dwConfigParamCount: uint32,  # DWORD
    ppProvider: pointer  # IWSDiscoveryProvider** out
): int32 {.importc: "WSDCreateDiscoveryProvider2", stdcall, dynlib: "wsdapi.dll".}
pragma(lib, "wsdapi");
extern(Windows)
int WSDCreateDiscoveryProvider2(
    void* pContext,   // IWSDXMLContext*
    WSD_CONFIG_PARAM* pConfigParams,   // WSD_CONFIG_PARAM* optional
    uint dwConfigParamCount,   // DWORD
    void* ppProvider   // IWSDiscoveryProvider** out
);
ccall((:WSDCreateDiscoveryProvider2, "wsdapi.dll"), stdcall, Int32,
      (Ptr{Cvoid}, Ptr{WSD_CONFIG_PARAM}, UInt32, Ptr{Cvoid}),
      pContext, pConfigParams, dwConfigParamCount, ppProvider)
# pContext : IWSDXMLContext* -> Ptr{Cvoid}
# pConfigParams : WSD_CONFIG_PARAM* optional -> Ptr{WSD_CONFIG_PARAM}
# dwConfigParamCount : DWORD -> UInt32
# ppProvider : IWSDiscoveryProvider** 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 WSDCreateDiscoveryProvider2(
    void* pContext,
    void* pConfigParams,
    uint32_t dwConfigParamCount,
    void* ppProvider);
]]
local wsdapi = ffi.load("wsdapi")
-- wsdapi.WSDCreateDiscoveryProvider2(pContext, pConfigParams, dwConfigParamCount, ppProvider)
-- pContext : IWSDXMLContext*
-- pConfigParams : WSD_CONFIG_PARAM* optional
-- dwConfigParamCount : DWORD
-- ppProvider : IWSDiscoveryProvider** 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('wsdapi.dll');
const WSDCreateDiscoveryProvider2 = lib.func('__stdcall', 'WSDCreateDiscoveryProvider2', 'int32_t', ['void *', 'void *', 'uint32_t', 'void *']);
// WSDCreateDiscoveryProvider2(pContext, pConfigParams, dwConfigParamCount, ppProvider)
// pContext : IWSDXMLContext* -> 'void *'
// pConfigParams : WSD_CONFIG_PARAM* optional -> 'void *'
// dwConfigParamCount : DWORD -> 'uint32_t'
// ppProvider : IWSDiscoveryProvider** 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("wsdapi.dll", {
  WSDCreateDiscoveryProvider2: { parameters: ["pointer", "pointer", "u32", "pointer"], result: "i32" },
});
// lib.symbols.WSDCreateDiscoveryProvider2(pContext, pConfigParams, dwConfigParamCount, ppProvider)
// pContext : IWSDXMLContext* -> "pointer"
// pConfigParams : WSD_CONFIG_PARAM* optional -> "pointer"
// dwConfigParamCount : DWORD -> "u32"
// ppProvider : IWSDiscoveryProvider** 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 WSDCreateDiscoveryProvider2(
    void* pContext,
    void* pConfigParams,
    uint32_t dwConfigParamCount,
    void* ppProvider);
C, "wsdapi.dll");
// $ffi->WSDCreateDiscoveryProvider2(pContext, pConfigParams, dwConfigParamCount, ppProvider);
// pContext : IWSDXMLContext*
// pConfigParams : WSD_CONFIG_PARAM* optional
// dwConfigParamCount : DWORD
// ppProvider : IWSDiscoveryProvider** 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 Wsdapi extends StdCallLibrary {
    Wsdapi INSTANCE = Native.load("wsdapi", Wsdapi.class);
    int WSDCreateDiscoveryProvider2(
        Pointer pContext,   // IWSDXMLContext*
        Pointer pConfigParams,   // WSD_CONFIG_PARAM* optional
        int dwConfigParamCount,   // DWORD
        Pointer ppProvider   // IWSDiscoveryProvider** out
    );
}
@[Link("wsdapi")]
lib Libwsdapi
  fun WSDCreateDiscoveryProvider2 = WSDCreateDiscoveryProvider2(
    pContext : Void*,   # IWSDXMLContext*
    pConfigParams : WSD_CONFIG_PARAM*,   # WSD_CONFIG_PARAM* optional
    dwConfigParamCount : UInt32,   # DWORD
    ppProvider : Void*   # IWSDiscoveryProvider** 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 WSDCreateDiscoveryProvider2Native = Int32 Function(Pointer<Void>, Pointer<Void>, Uint32, Pointer<Void>);
typedef WSDCreateDiscoveryProvider2Dart = int Function(Pointer<Void>, Pointer<Void>, int, Pointer<Void>);
final WSDCreateDiscoveryProvider2 = DynamicLibrary.open('wsdapi.dll')
    .lookupFunction<WSDCreateDiscoveryProvider2Native, WSDCreateDiscoveryProvider2Dart>('WSDCreateDiscoveryProvider2');
// pContext : IWSDXMLContext* -> Pointer<Void>
// pConfigParams : WSD_CONFIG_PARAM* optional -> Pointer<Void>
// dwConfigParamCount : DWORD -> Uint32
// ppProvider : IWSDiscoveryProvider** out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function WSDCreateDiscoveryProvider2(
  pContext: Pointer;   // IWSDXMLContext*
  pConfigParams: Pointer;   // WSD_CONFIG_PARAM* optional
  dwConfigParamCount: DWORD;   // DWORD
  ppProvider: Pointer   // IWSDiscoveryProvider** out
): Integer; stdcall;
  external 'wsdapi.dll' name 'WSDCreateDiscoveryProvider2';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "WSDCreateDiscoveryProvider2"
  c_WSDCreateDiscoveryProvider2 :: Ptr () -> Ptr () -> Word32 -> Ptr () -> IO Int32
-- pContext : IWSDXMLContext* -> Ptr ()
-- pConfigParams : WSD_CONFIG_PARAM* optional -> Ptr ()
-- dwConfigParamCount : DWORD -> Word32
-- ppProvider : IWSDiscoveryProvider** 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 wsdcreatediscoveryprovider2 =
  foreign "WSDCreateDiscoveryProvider2"
    ((ptr void) @-> (ptr void) @-> uint32_t @-> (ptr void) @-> returning int32_t)
(* pContext : IWSDXMLContext* -> (ptr void) *)
(* pConfigParams : WSD_CONFIG_PARAM* optional -> (ptr void) *)
(* dwConfigParamCount : DWORD -> uint32_t *)
(* ppProvider : IWSDiscoveryProvider** 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 wsdapi (t "wsdapi.dll"))
(cffi:use-foreign-library wsdapi)

(cffi:defcfun ("WSDCreateDiscoveryProvider2" wsdcreate-discovery-provider2 :convention :stdcall) :int32
  (p-context :pointer)   ; IWSDXMLContext*
  (p-config-params :pointer)   ; WSD_CONFIG_PARAM* optional
  (dw-config-param-count :uint32)   ; DWORD
  (pp-provider :pointer))   ; IWSDiscoveryProvider** out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $WSDCreateDiscoveryProvider2 = Win32::API::More->new('wsdapi',
    'int WSDCreateDiscoveryProvider2(LPVOID pContext, LPVOID pConfigParams, DWORD dwConfigParamCount, LPVOID ppProvider)');
# my $ret = $WSDCreateDiscoveryProvider2->Call($pContext, $pConfigParams, $dwConfigParamCount, $ppProvider);
# pContext : IWSDXMLContext* -> LPVOID
# pConfigParams : WSD_CONFIG_PARAM* optional -> LPVOID
# dwConfigParamCount : DWORD -> DWORD
# ppProvider : IWSDiscoveryProvider** 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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