GetLogReservationInfo

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

BOOL GetLogReservationInfo(
    void* pvMarshal,
    DWORD* pcbRecordNumber,
    LONGLONG* pcbUserReservation,
    LONGLONG* pcbCommitReservation
);

<DllImport("clfsw32.dll", ExactSpelling:=True)>
Public Shared Function GetLogReservationInfo(
    pvMarshal As IntPtr,   ' void*
    <Out> ByRef pcbRecordNumber As UInteger,   ' DWORD* out
    <Out> ByRef pcbUserReservation As Long,   ' LONGLONG* out
    <Out> ByRef pcbCommitReservation As Long   ' LONGLONG* out
) As Boolean
End Function

' pvMarshal : void*
' pcbRecordNumber : DWORD* out
' pcbUserReservation : LONGLONG* out
' pcbCommitReservation : LONGLONG* out
Declare PtrSafe Function GetLogReservationInfo Lib "clfsw32" ( _
    ByVal pvMarshal As LongPtr, _
    ByRef pcbRecordNumber As Long, _
    ByRef pcbUserReservation As LongLong, _
    ByRef pcbCommitReservation As LongLong) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

GetLogReservationInfo = ctypes.windll.clfsw32.GetLogReservationInfo
GetLogReservationInfo.restype = wintypes.BOOL
GetLogReservationInfo.argtypes = [
    ctypes.POINTER(None),  # pvMarshal : void*
    ctypes.POINTER(wintypes.DWORD),  # pcbRecordNumber : DWORD* out
    ctypes.POINTER(ctypes.c_longlong),  # pcbUserReservation : LONGLONG* out
    ctypes.POINTER(ctypes.c_longlong),  # pcbCommitReservation : LONGLONG* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('clfsw32.dll')
GetLogReservationInfo = Fiddle::Function.new(
  lib['GetLogReservationInfo'],
  [
    Fiddle::TYPE_VOIDP,  # pvMarshal : void*
    Fiddle::TYPE_VOIDP,  # pcbRecordNumber : DWORD* out
    Fiddle::TYPE_VOIDP,  # pcbUserReservation : LONGLONG* out
    Fiddle::TYPE_VOIDP,  # pcbCommitReservation : LONGLONG* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "clfsw32")]
extern "system" {
    fn GetLogReservationInfo(
        pvMarshal: *mut (),  // void*
        pcbRecordNumber: *mut u32,  // DWORD* out
        pcbUserReservation: *mut i64,  // LONGLONG* out
        pcbCommitReservation: *mut i64  // LONGLONG* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("clfsw32.dll")]
public static extern bool GetLogReservationInfo(IntPtr pvMarshal, out uint pcbRecordNumber, out long pcbUserReservation, out long pcbCommitReservation);
"@
$api = Add-Type -MemberDefinition $sig -Name 'clfsw32_GetLogReservationInfo' -Namespace Win32 -PassThru
# $api::GetLogReservationInfo(pvMarshal, pcbRecordNumber, pcbUserReservation, pcbCommitReservation)

#uselib "clfsw32.dll"
#func global GetLogReservationInfo "GetLogReservationInfo" sptr, sptr, sptr, sptr
; GetLogReservationInfo pvMarshal, varptr(pcbRecordNumber), varptr(pcbUserReservation), varptr(pcbCommitReservation)   ; 戻り値は stat
; pvMarshal : void* -> "sptr"
; pcbRecordNumber : DWORD* out -> "sptr"
; pcbUserReservation : LONGLONG* out -> "sptr"
; pcbCommitReservation : LONGLONG* 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 GetLogReservationInfo "GetLogReservationInfo" sptr, var, var, var
; res = GetLogReservationInfo(pvMarshal, pcbRecordNumber, pcbUserReservation, pcbCommitReservation)
; pvMarshal : void* -> "sptr"
; pcbRecordNumber : DWORD* out -> "var"
; pcbUserReservation : LONGLONG* out -> "var"
; pcbCommitReservation : LONGLONG* 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 GetLogReservationInfo(void* pvMarshal, DWORD* pcbRecordNumber, LONGLONG* pcbUserReservation, LONGLONG* pcbCommitReservation)
#uselib "clfsw32.dll"
#cfunc global GetLogReservationInfo "GetLogReservationInfo" intptr, var, var, var
; res = GetLogReservationInfo(pvMarshal, pcbRecordNumber, pcbUserReservation, pcbCommitReservation)
; pvMarshal : void* -> "intptr"
; pcbRecordNumber : DWORD* out -> "var"
; pcbUserReservation : LONGLONG* out -> "var"
; pcbCommitReservation : LONGLONG* 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")
	procGetLogReservationInfo = clfsw32.NewProc("GetLogReservationInfo")
)

// pvMarshal (void*), pcbRecordNumber (DWORD* out), pcbUserReservation (LONGLONG* out), pcbCommitReservation (LONGLONG* out)
r1, _, err := procGetLogReservationInfo.Call(
	uintptr(pvMarshal),
	uintptr(pcbRecordNumber),
	uintptr(pcbUserReservation),
	uintptr(pcbCommitReservation),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function GetLogReservationInfo(
  pvMarshal: Pointer;   // void*
  pcbRecordNumber: Pointer;   // DWORD* out
  pcbUserReservation: Pointer;   // LONGLONG* out
  pcbCommitReservation: Pointer   // LONGLONG* out
): BOOL; stdcall;
  external 'clfsw32.dll' name 'GetLogReservationInfo';

result := DllCall("clfsw32\GetLogReservationInfo"
    , "Ptr", pvMarshal   ; void*
    , "Ptr", pcbRecordNumber   ; DWORD* out
    , "Ptr", pcbUserReservation   ; LONGLONG* out
    , "Ptr", pcbCommitReservation   ; LONGLONG* out
    , "Int")   ; return: BOOL

●GetLogReservationInfo(pvMarshal, pcbRecordNumber, pcbUserReservation, pcbCommitReservation) = DLL("clfsw32.dll", "bool GetLogReservationInfo(void*, void*, void*, void*)")
# 呼び出し: GetLogReservationInfo(pvMarshal, pcbRecordNumber, pcbUserReservation, pcbCommitReservation)
# pvMarshal : void* -> "void*"
# pcbRecordNumber : DWORD* out -> "void*"
# pcbUserReservation : LONGLONG* out -> "void*"
# pcbCommitReservation : LONGLONG* 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)。