DrtStartSearch

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

HRESULT DrtStartSearch(
    void* hDrt,
    DRT_DATA* pKey,
    const DRT_SEARCH_INFO* pInfo,   // optional
    DWORD timeout,
    HANDLE hEvent,
    const void* pvContext,   // optional
    void** hSearchContext
);

<DllImport("drt.dll", ExactSpelling:=True)>
Public Shared Function DrtStartSearch(
    hDrt As IntPtr,   ' void*
    pKey As IntPtr,   ' DRT_DATA*
    pInfo As IntPtr,   ' DRT_SEARCH_INFO* optional
    timeout As UInteger,   ' DWORD
    hEvent As IntPtr,   ' HANDLE
    pvContext As IntPtr,   ' void* optional
    hSearchContext As IntPtr   ' void** out
) As Integer
End Function

' hDrt : void*
' pKey : DRT_DATA*
' pInfo : DRT_SEARCH_INFO* optional
' timeout : DWORD
' hEvent : HANDLE
' pvContext : void* optional
' hSearchContext : void** out
Declare PtrSafe Function DrtStartSearch Lib "drt" ( _
    ByVal hDrt As LongPtr, _
    ByVal pKey As LongPtr, _
    ByVal pInfo As LongPtr, _
    ByVal timeout As Long, _
    ByVal hEvent As LongPtr, _
    ByVal pvContext As LongPtr, _
    ByVal hSearchContext 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

DrtStartSearch = ctypes.windll.drt.DrtStartSearch
DrtStartSearch.restype = ctypes.c_int
DrtStartSearch.argtypes = [
    ctypes.POINTER(None),  # hDrt : void*
    ctypes.c_void_p,  # pKey : DRT_DATA*
    ctypes.c_void_p,  # pInfo : DRT_SEARCH_INFO* optional
    wintypes.DWORD,  # timeout : DWORD
    wintypes.HANDLE,  # hEvent : HANDLE
    ctypes.POINTER(None),  # pvContext : void* optional
    ctypes.c_void_p,  # hSearchContext : void** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('drt.dll')
DrtStartSearch = Fiddle::Function.new(
  lib['DrtStartSearch'],
  [
    Fiddle::TYPE_VOIDP,  # hDrt : void*
    Fiddle::TYPE_VOIDP,  # pKey : DRT_DATA*
    Fiddle::TYPE_VOIDP,  # pInfo : DRT_SEARCH_INFO* optional
    -Fiddle::TYPE_INT,  # timeout : DWORD
    Fiddle::TYPE_VOIDP,  # hEvent : HANDLE
    Fiddle::TYPE_VOIDP,  # pvContext : void* optional
    Fiddle::TYPE_VOIDP,  # hSearchContext : void** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "drt")]
extern "system" {
    fn DrtStartSearch(
        hDrt: *mut (),  // void*
        pKey: *mut DRT_DATA,  // DRT_DATA*
        pInfo: *const DRT_SEARCH_INFO,  // DRT_SEARCH_INFO* optional
        timeout: u32,  // DWORD
        hEvent: *mut core::ffi::c_void,  // HANDLE
        pvContext: *const (),  // void* optional
        hSearchContext: *mut *mut ()  // void** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("drt.dll")]
public static extern int DrtStartSearch(IntPtr hDrt, IntPtr pKey, IntPtr pInfo, uint timeout, IntPtr hEvent, IntPtr pvContext, IntPtr hSearchContext);
"@
$api = Add-Type -MemberDefinition $sig -Name 'drt_DrtStartSearch' -Namespace Win32 -PassThru
# $api::DrtStartSearch(hDrt, pKey, pInfo, timeout, hEvent, pvContext, hSearchContext)

#uselib "drt.dll"
#func global DrtStartSearch "DrtStartSearch" sptr, sptr, sptr, sptr, sptr, sptr, sptr
; DrtStartSearch hDrt, varptr(pKey), varptr(pInfo), timeout, hEvent, pvContext, hSearchContext   ; 戻り値は stat
; hDrt : void* -> "sptr"
; pKey : DRT_DATA* -> "sptr"
; pInfo : DRT_SEARCH_INFO* optional -> "sptr"
; timeout : DWORD -> "sptr"
; hEvent : HANDLE -> "sptr"
; pvContext : void* optional -> "sptr"
; hSearchContext : void** 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 "drt.dll"
#cfunc global DrtStartSearch "DrtStartSearch" sptr, var, var, int, sptr, sptr, sptr
; res = DrtStartSearch(hDrt, pKey, pInfo, timeout, hEvent, pvContext, hSearchContext)
; hDrt : void* -> "sptr"
; pKey : DRT_DATA* -> "var"
; pInfo : DRT_SEARCH_INFO* optional -> "var"
; timeout : DWORD -> "int"
; hEvent : HANDLE -> "sptr"
; pvContext : void* optional -> "sptr"
; hSearchContext : void** 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 DrtStartSearch(void* hDrt, DRT_DATA* pKey, DRT_SEARCH_INFO* pInfo, DWORD timeout, HANDLE hEvent, void* pvContext, void** hSearchContext)
#uselib "drt.dll"
#cfunc global DrtStartSearch "DrtStartSearch" intptr, var, var, int, intptr, intptr, intptr
; res = DrtStartSearch(hDrt, pKey, pInfo, timeout, hEvent, pvContext, hSearchContext)
; hDrt : void* -> "intptr"
; pKey : DRT_DATA* -> "var"
; pInfo : DRT_SEARCH_INFO* optional -> "var"
; timeout : DWORD -> "int"
; hEvent : HANDLE -> "intptr"
; pvContext : void* optional -> "intptr"
; hSearchContext : void** 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 (
	drt = windows.NewLazySystemDLL("drt.dll")
	procDrtStartSearch = drt.NewProc("DrtStartSearch")
)

// hDrt (void*), pKey (DRT_DATA*), pInfo (DRT_SEARCH_INFO* optional), timeout (DWORD), hEvent (HANDLE), pvContext (void* optional), hSearchContext (void** out)
r1, _, err := procDrtStartSearch.Call(
	uintptr(hDrt),
	uintptr(pKey),
	uintptr(pInfo),
	uintptr(timeout),
	uintptr(hEvent),
	uintptr(pvContext),
	uintptr(hSearchContext),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function DrtStartSearch(
  hDrt: Pointer;   // void*
  pKey: Pointer;   // DRT_DATA*
  pInfo: Pointer;   // DRT_SEARCH_INFO* optional
  timeout: DWORD;   // DWORD
  hEvent: THandle;   // HANDLE
  pvContext: Pointer;   // void* optional
  hSearchContext: Pointer   // void** out
): Integer; stdcall;
  external 'drt.dll' name 'DrtStartSearch';

result := DllCall("drt\DrtStartSearch"
    , "Ptr", hDrt   ; void*
    , "Ptr", pKey   ; DRT_DATA*
    , "Ptr", pInfo   ; DRT_SEARCH_INFO* optional
    , "UInt", timeout   ; DWORD
    , "Ptr", hEvent   ; HANDLE
    , "Ptr", pvContext   ; void* optional
    , "Ptr", hSearchContext   ; void** out
    , "Int")   ; return: HRESULT

●DrtStartSearch(hDrt, pKey, pInfo, timeout, hEvent, pvContext, hSearchContext) = DLL("drt.dll", "int DrtStartSearch(void*, void*, void*, dword, void*, void*, void*)")
# 呼び出し: DrtStartSearch(hDrt, pKey, pInfo, timeout, hEvent, pvContext, hSearchContext)
# hDrt : void* -> "void*"
# pKey : DRT_DATA* -> "void*"
# pInfo : DRT_SEARCH_INFO* optional -> "void*"
# timeout : DWORD -> "dword"
# hEvent : HANDLE -> "void*"
# pvContext : void* optional -> "void*"
# hSearchContext : void** 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)。