WSDCreateDiscoveryProvider2

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

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

<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。

#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。

; 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)。