FlushLogToLsn

// clfsw32.dll
#include <windows.h>

BOOL FlushLogToLsn(
    void* pvMarshalContext,
    CLS_LSN* plsnFlush,
    CLS_LSN* plsnLastFlushed,
    OVERLAPPED* pOverlapped
);

<DllImport("clfsw32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function FlushLogToLsn(
    pvMarshalContext As IntPtr,   ' void* in/out
    plsnFlush As IntPtr,   ' CLS_LSN* in/out
    plsnLastFlushed As IntPtr,   ' CLS_LSN* in/out
    pOverlapped As IntPtr   ' OVERLAPPED* in/out
) As Boolean
End Function

' pvMarshalContext : void* in/out
' plsnFlush : CLS_LSN* in/out
' plsnLastFlushed : CLS_LSN* in/out
' pOverlapped : OVERLAPPED* in/out
Declare PtrSafe Function FlushLogToLsn Lib "clfsw32" ( _
    ByVal pvMarshalContext As LongPtr, _
    ByVal plsnFlush As LongPtr, _
    ByVal plsnLastFlushed As LongPtr, _
    ByVal pOverlapped 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

FlushLogToLsn = ctypes.windll.clfsw32.FlushLogToLsn
FlushLogToLsn.restype = wintypes.BOOL
FlushLogToLsn.argtypes = [
    ctypes.POINTER(None),  # pvMarshalContext : void* in/out
    ctypes.c_void_p,  # plsnFlush : CLS_LSN* in/out
    ctypes.c_void_p,  # plsnLastFlushed : CLS_LSN* in/out
    ctypes.c_void_p,  # pOverlapped : OVERLAPPED* in/out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('clfsw32.dll')
FlushLogToLsn = Fiddle::Function.new(
  lib['FlushLogToLsn'],
  [
    Fiddle::TYPE_VOIDP,  # pvMarshalContext : void* in/out
    Fiddle::TYPE_VOIDP,  # plsnFlush : CLS_LSN* in/out
    Fiddle::TYPE_VOIDP,  # plsnLastFlushed : CLS_LSN* in/out
    Fiddle::TYPE_VOIDP,  # pOverlapped : OVERLAPPED* in/out
  ],
  Fiddle::TYPE_INT)

#[link(name = "clfsw32")]
extern "system" {
    fn FlushLogToLsn(
        pvMarshalContext: *mut (),  // void* in/out
        plsnFlush: *mut CLS_LSN,  // CLS_LSN* in/out
        plsnLastFlushed: *mut CLS_LSN,  // CLS_LSN* in/out
        pOverlapped: *mut OVERLAPPED  // OVERLAPPED* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("clfsw32.dll", SetLastError = true)]
public static extern bool FlushLogToLsn(IntPtr pvMarshalContext, IntPtr plsnFlush, IntPtr plsnLastFlushed, IntPtr pOverlapped);
"@
$api = Add-Type -MemberDefinition $sig -Name 'clfsw32_FlushLogToLsn' -Namespace Win32 -PassThru
# $api::FlushLogToLsn(pvMarshalContext, plsnFlush, plsnLastFlushed, pOverlapped)

#uselib "clfsw32.dll"
#func global FlushLogToLsn "FlushLogToLsn" sptr, sptr, sptr, sptr
; FlushLogToLsn pvMarshalContext, varptr(plsnFlush), varptr(plsnLastFlushed), varptr(pOverlapped)   ; 戻り値は stat
; pvMarshalContext : void* in/out -> "sptr"
; plsnFlush : CLS_LSN* in/out -> "sptr"
; plsnLastFlushed : CLS_LSN* in/out -> "sptr"
; pOverlapped : OVERLAPPED* in/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 "clfsw32.dll"
#cfunc global FlushLogToLsn "FlushLogToLsn" sptr, var, var, var
; res = FlushLogToLsn(pvMarshalContext, plsnFlush, plsnLastFlushed, pOverlapped)
; pvMarshalContext : void* in/out -> "sptr"
; plsnFlush : CLS_LSN* in/out -> "var"
; plsnLastFlushed : CLS_LSN* in/out -> "var"
; pOverlapped : OVERLAPPED* in/out -> "var"
; ※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。

; BOOL FlushLogToLsn(void* pvMarshalContext, CLS_LSN* plsnFlush, CLS_LSN* plsnLastFlushed, OVERLAPPED* pOverlapped)
#uselib "clfsw32.dll"
#cfunc global FlushLogToLsn "FlushLogToLsn" intptr, var, var, var
; res = FlushLogToLsn(pvMarshalContext, plsnFlush, plsnLastFlushed, pOverlapped)
; pvMarshalContext : void* in/out -> "intptr"
; plsnFlush : CLS_LSN* in/out -> "var"
; plsnLastFlushed : CLS_LSN* in/out -> "var"
; pOverlapped : OVERLAPPED* in/out -> "var"
; ※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 (
	clfsw32 = windows.NewLazySystemDLL("clfsw32.dll")
	procFlushLogToLsn = clfsw32.NewProc("FlushLogToLsn")
)

// pvMarshalContext (void* in/out), plsnFlush (CLS_LSN* in/out), plsnLastFlushed (CLS_LSN* in/out), pOverlapped (OVERLAPPED* in/out)
r1, _, err := procFlushLogToLsn.Call(
	uintptr(pvMarshalContext),
	uintptr(plsnFlush),
	uintptr(plsnLastFlushed),
	uintptr(pOverlapped),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function FlushLogToLsn(
  pvMarshalContext: Pointer;   // void* in/out
  plsnFlush: Pointer;   // CLS_LSN* in/out
  plsnLastFlushed: Pointer;   // CLS_LSN* in/out
  pOverlapped: Pointer   // OVERLAPPED* in/out
): BOOL; stdcall;
  external 'clfsw32.dll' name 'FlushLogToLsn';

result := DllCall("clfsw32\FlushLogToLsn"
    , "Ptr", pvMarshalContext   ; void* in/out
    , "Ptr", plsnFlush   ; CLS_LSN* in/out
    , "Ptr", plsnLastFlushed   ; CLS_LSN* in/out
    , "Ptr", pOverlapped   ; OVERLAPPED* in/out
    , "Int")   ; return: BOOL

●FlushLogToLsn(pvMarshalContext, plsnFlush, plsnLastFlushed, pOverlapped) = DLL("clfsw32.dll", "bool FlushLogToLsn(void*, void*, void*, void*)")
# 呼び出し: FlushLogToLsn(pvMarshalContext, plsnFlush, plsnLastFlushed, pOverlapped)
# pvMarshalContext : void* in/out -> "void*"
# plsnFlush : CLS_LSN* in/out -> "void*"
# plsnLastFlushed : CLS_LSN* in/out -> "void*"
# pOverlapped : OVERLAPPED* in/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)。