Win32 API 日本語リファレンス
ホームStorage.OperationRecorder › OperationStart

OperationStart

関数
プリフェッチ最適化用に操作記録の開始を通知する。
DLLADVAPI32.dll呼出規約winapi対応OSwindows8.0

シグネチャ

// ADVAPI32.dll
#include <windows.h>

BOOL OperationStart(
    OPERATION_START_PARAMETERS* OperationStartParams
);

パラメーター

名前方向
OperationStartParamsOPERATION_START_PARAMETERS*in

戻り値の型: BOOL

各言語での呼び出し定義

// ADVAPI32.dll
#include <windows.h>

BOOL OperationStart(
    OPERATION_START_PARAMETERS* OperationStartParams
);
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("ADVAPI32.dll", ExactSpelling = true)]
static extern bool OperationStart(
    IntPtr OperationStartParams   // OPERATION_START_PARAMETERS*
);
<DllImport("ADVAPI32.dll", ExactSpelling:=True)>
Public Shared Function OperationStart(
    OperationStartParams As IntPtr   ' OPERATION_START_PARAMETERS*
) As Boolean
End Function
' OperationStartParams : OPERATION_START_PARAMETERS*
Declare PtrSafe Function OperationStart Lib "advapi32" ( _
    ByVal OperationStartParams 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

OperationStart = ctypes.windll.advapi32.OperationStart
OperationStart.restype = wintypes.BOOL
OperationStart.argtypes = [
    ctypes.c_void_p,  # OperationStartParams : OPERATION_START_PARAMETERS*
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ADVAPI32.dll')
OperationStart = Fiddle::Function.new(
  lib['OperationStart'],
  [
    Fiddle::TYPE_VOIDP,  # OperationStartParams : OPERATION_START_PARAMETERS*
  ],
  Fiddle::TYPE_INT)
#[link(name = "advapi32")]
extern "system" {
    fn OperationStart(
        OperationStartParams: *mut OPERATION_START_PARAMETERS  // OPERATION_START_PARAMETERS*
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("ADVAPI32.dll")]
public static extern bool OperationStart(IntPtr OperationStartParams);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ADVAPI32_OperationStart' -Namespace Win32 -PassThru
# $api::OperationStart(OperationStartParams)
#uselib "ADVAPI32.dll"
#func global OperationStart "OperationStart" sptr
; OperationStart varptr(OperationStartParams)   ; 戻り値は stat
; OperationStartParams : OPERATION_START_PARAMETERS* -> "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 "ADVAPI32.dll"
#cfunc global OperationStart "OperationStart" var
; res = OperationStart(OperationStartParams)
; OperationStartParams : OPERATION_START_PARAMETERS* -> "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 OperationStart(OPERATION_START_PARAMETERS* OperationStartParams)
#uselib "ADVAPI32.dll"
#cfunc global OperationStart "OperationStart" var
; res = OperationStart(OperationStartParams)
; OperationStartParams : OPERATION_START_PARAMETERS* -> "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 (
	advapi32 = windows.NewLazySystemDLL("ADVAPI32.dll")
	procOperationStart = advapi32.NewProc("OperationStart")
)

// OperationStartParams (OPERATION_START_PARAMETERS*)
r1, _, err := procOperationStart.Call(
	uintptr(OperationStartParams),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL
function OperationStart(
  OperationStartParams: Pointer   // OPERATION_START_PARAMETERS*
): BOOL; stdcall;
  external 'ADVAPI32.dll' name 'OperationStart';
result := DllCall("ADVAPI32\OperationStart"
    , "Ptr", OperationStartParams   ; OPERATION_START_PARAMETERS*
    , "Int")   ; return: BOOL
●OperationStart(OperationStartParams) = DLL("ADVAPI32.dll", "bool OperationStart(void*)")
# 呼び出し: OperationStart(OperationStartParams)
# OperationStartParams : OPERATION_START_PARAMETERS* -> "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)。