Win32 API 日本語リファレンス
ホームStorage.FileSystem › AdvanceLogBase

AdvanceLogBase

関数
CLFSログのベースLSNを指定位置まで前進させる。
DLLclfsw32.dll呼出規約winapiSetLastErrorあり対応OSWindows Vista 以降

シグネチャ

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

BOOL AdvanceLogBase(
    void* pvMarshal,
    CLS_LSN* plsnBase,
    DWORD fFlags,
    OVERLAPPED* pOverlapped
);

パラメーター

名前方向
pvMarshalvoid*inout
plsnBaseCLS_LSN*inout
fFlagsDWORDin
pOverlappedOVERLAPPED*inout

戻り値の型: BOOL

各言語での呼び出し定義

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

BOOL AdvanceLogBase(
    void* pvMarshal,
    CLS_LSN* plsnBase,
    DWORD fFlags,
    OVERLAPPED* pOverlapped
);
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("clfsw32.dll", SetLastError = true, ExactSpelling = true)]
static extern bool AdvanceLogBase(
    IntPtr pvMarshal,   // void* in/out
    IntPtr plsnBase,   // CLS_LSN* in/out
    uint fFlags,   // DWORD
    IntPtr pOverlapped   // OVERLAPPED* in/out
);
<DllImport("clfsw32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function AdvanceLogBase(
    pvMarshal As IntPtr,   ' void* in/out
    plsnBase As IntPtr,   ' CLS_LSN* in/out
    fFlags As UInteger,   ' DWORD
    pOverlapped As IntPtr   ' OVERLAPPED* in/out
) As Boolean
End Function
' pvMarshal : void* in/out
' plsnBase : CLS_LSN* in/out
' fFlags : DWORD
' pOverlapped : OVERLAPPED* in/out
Declare PtrSafe Function AdvanceLogBase Lib "clfsw32" ( _
    ByVal pvMarshal As LongPtr, _
    ByVal plsnBase As LongPtr, _
    ByVal fFlags As Long, _
    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

AdvanceLogBase = ctypes.windll.clfsw32.AdvanceLogBase
AdvanceLogBase.restype = wintypes.BOOL
AdvanceLogBase.argtypes = [
    ctypes.POINTER(None),  # pvMarshal : void* in/out
    ctypes.c_void_p,  # plsnBase : CLS_LSN* in/out
    wintypes.DWORD,  # fFlags : DWORD
    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')
AdvanceLogBase = Fiddle::Function.new(
  lib['AdvanceLogBase'],
  [
    Fiddle::TYPE_VOIDP,  # pvMarshal : void* in/out
    Fiddle::TYPE_VOIDP,  # plsnBase : CLS_LSN* in/out
    -Fiddle::TYPE_INT,  # fFlags : DWORD
    Fiddle::TYPE_VOIDP,  # pOverlapped : OVERLAPPED* in/out
  ],
  Fiddle::TYPE_INT)
#[link(name = "clfsw32")]
extern "system" {
    fn AdvanceLogBase(
        pvMarshal: *mut (),  // void* in/out
        plsnBase: *mut CLS_LSN,  // CLS_LSN* in/out
        fFlags: u32,  // DWORD
        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 AdvanceLogBase(IntPtr pvMarshal, IntPtr plsnBase, uint fFlags, IntPtr pOverlapped);
"@
$api = Add-Type -MemberDefinition $sig -Name 'clfsw32_AdvanceLogBase' -Namespace Win32 -PassThru
# $api::AdvanceLogBase(pvMarshal, plsnBase, fFlags, pOverlapped)
#uselib "clfsw32.dll"
#func global AdvanceLogBase "AdvanceLogBase" sptr, sptr, sptr, sptr
; AdvanceLogBase pvMarshal, varptr(plsnBase), fFlags, varptr(pOverlapped)   ; 戻り値は stat
; pvMarshal : void* in/out -> "sptr"
; plsnBase : CLS_LSN* in/out -> "sptr"
; fFlags : DWORD -> "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。
出力引数:
#uselib "clfsw32.dll"
#cfunc global AdvanceLogBase "AdvanceLogBase" sptr, var, int, var
; res = AdvanceLogBase(pvMarshal, plsnBase, fFlags, pOverlapped)
; pvMarshal : void* in/out -> "sptr"
; plsnBase : CLS_LSN* in/out -> "var"
; fFlags : DWORD -> "int"
; 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。
出力引数:
; BOOL AdvanceLogBase(void* pvMarshal, CLS_LSN* plsnBase, DWORD fFlags, OVERLAPPED* pOverlapped)
#uselib "clfsw32.dll"
#cfunc global AdvanceLogBase "AdvanceLogBase" intptr, var, int, var
; res = AdvanceLogBase(pvMarshal, plsnBase, fFlags, pOverlapped)
; pvMarshal : void* in/out -> "intptr"
; plsnBase : CLS_LSN* in/out -> "var"
; fFlags : DWORD -> "int"
; 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")
	procAdvanceLogBase = clfsw32.NewProc("AdvanceLogBase")
)

// pvMarshal (void* in/out), plsnBase (CLS_LSN* in/out), fFlags (DWORD), pOverlapped (OVERLAPPED* in/out)
r1, _, err := procAdvanceLogBase.Call(
	uintptr(pvMarshal),
	uintptr(plsnBase),
	uintptr(fFlags),
	uintptr(pOverlapped),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL
function AdvanceLogBase(
  pvMarshal: Pointer;   // void* in/out
  plsnBase: Pointer;   // CLS_LSN* in/out
  fFlags: DWORD;   // DWORD
  pOverlapped: Pointer   // OVERLAPPED* in/out
): BOOL; stdcall;
  external 'clfsw32.dll' name 'AdvanceLogBase';
result := DllCall("clfsw32\AdvanceLogBase"
    , "Ptr", pvMarshal   ; void* in/out
    , "Ptr", plsnBase   ; CLS_LSN* in/out
    , "UInt", fFlags   ; DWORD
    , "Ptr", pOverlapped   ; OVERLAPPED* in/out
    , "Int")   ; return: BOOL
●AdvanceLogBase(pvMarshal, plsnBase, fFlags, pOverlapped) = DLL("clfsw32.dll", "bool AdvanceLogBase(void*, void*, dword, void*)")
# 呼び出し: AdvanceLogBase(pvMarshal, plsnBase, fFlags, pOverlapped)
# pvMarshal : void* in/out -> "void*"
# plsnBase : CLS_LSN* in/out -> "void*"
# fFlags : DWORD -> "dword"
# 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)。