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CreateJobObjectA

関数

名前付きジョブオブジェクトを作成する(ANSI版)。

DLLKERNEL32.dll文字セットANSI (-A)呼出規約winapiSetLastErrorあり対応OSWindows XP 以降

シグネチャ

// KERNEL32.dll  (ANSI / -A)
#include <windows.h>

HANDLE CreateJobObjectA(
    SECURITY_ATTRIBUTES* lpJobAttributes,   // optional
    LPCSTR lpName   // optional
);

パラメーター

名前	型	方向
lpJobAttributes	SECURITY_ATTRIBUTES*	inoptional
lpName	LPCSTR	inoptional

戻り値の型: HANDLE

各言語での呼び出し定義

// KERNEL32.dll  (ANSI / -A)
#include <windows.h>

HANDLE CreateJobObjectA(
    SECURITY_ATTRIBUTES* lpJobAttributes,   // optional
    LPCSTR lpName   // optional
);

[DllImport("KERNEL32.dll", CharSet = CharSet.Ansi, SetLastError = true, ExactSpelling = true)]
static extern IntPtr CreateJobObjectA(
    IntPtr lpJobAttributes,   // SECURITY_ATTRIBUTES* optional
    [MarshalAs(UnmanagedType.LPStr)] string lpName   // LPCSTR optional
);

<DllImport("KERNEL32.dll", CharSet:=CharSet.Ansi, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function CreateJobObjectA(
    lpJobAttributes As IntPtr,   ' SECURITY_ATTRIBUTES* optional
    <MarshalAs(UnmanagedType.LPStr)> lpName As String   ' LPCSTR optional
) As IntPtr
End Function

' lpJobAttributes : SECURITY_ATTRIBUTES* optional
' lpName : LPCSTR optional
Declare PtrSafe Function CreateJobObjectA Lib "kernel32" ( _
    ByVal lpJobAttributes As LongPtr, _
    ByVal lpName As String) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

CreateJobObjectA = ctypes.windll.kernel32.CreateJobObjectA
CreateJobObjectA.restype = ctypes.c_void_p
CreateJobObjectA.argtypes = [
    ctypes.c_void_p,  # lpJobAttributes : SECURITY_ATTRIBUTES* optional
    wintypes.LPCSTR,  # lpName : LPCSTR optional
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
CreateJobObjectA = Fiddle::Function.new(
  lib['CreateJobObjectA'],
  [
    Fiddle::TYPE_VOIDP,  # lpJobAttributes : SECURITY_ATTRIBUTES* optional
    Fiddle::TYPE_VOIDP,  # lpName : LPCSTR optional
  ],
  Fiddle::TYPE_VOIDP)

#[link(name = "kernel32")]
extern "system" {
    fn CreateJobObjectA(
        lpJobAttributes: *mut SECURITY_ATTRIBUTES,  // SECURITY_ATTRIBUTES* optional
        lpName: *const u8  // LPCSTR optional
    ) -> *mut core::ffi::c_void;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("KERNEL32.dll", CharSet = CharSet.Ansi, SetLastError = true)]
public static extern IntPtr CreateJobObjectA(IntPtr lpJobAttributes, [MarshalAs(UnmanagedType.LPStr)] string lpName);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_CreateJobObjectA' -Namespace Win32 -PassThru
# $api::CreateJobObjectA(lpJobAttributes, lpName)

#uselib "KERNEL32.dll"
#func global CreateJobObjectA "CreateJobObjectA" sptr, sptr
; CreateJobObjectA varptr(lpJobAttributes), lpName   ; 戻り値は stat
; lpJobAttributes : SECURITY_ATTRIBUTES* optional -> "sptr"
; lpName : LPCSTR optional -> "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 "KERNEL32.dll"
#cfunc global CreateJobObjectA "CreateJobObjectA" var, str
; res = CreateJobObjectA(lpJobAttributes, lpName)
; lpJobAttributes : SECURITY_ATTRIBUTES* optional -> "var"
; lpName : LPCSTR optional -> "str"
; ※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。#uselib "KERNEL32.dll"
#cfunc global CreateJobObjectA "CreateJobObjectA" sptr, str
; res = CreateJobObjectA(varptr(lpJobAttributes), lpName)
; lpJobAttributes : SECURITY_ATTRIBUTES* optional -> "sptr"
; lpName : LPCSTR optional -> "str"
; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。

出力引数:

; HANDLE CreateJobObjectA(SECURITY_ATTRIBUTES* lpJobAttributes, LPCSTR lpName)
#uselib "KERNEL32.dll"
#cfunc global CreateJobObjectA "CreateJobObjectA" var, str
; res = CreateJobObjectA(lpJobAttributes, lpName)
; lpJobAttributes : SECURITY_ATTRIBUTES* optional -> "var"
; lpName : LPCSTR optional -> "str"
; ※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。; HANDLE CreateJobObjectA(SECURITY_ATTRIBUTES* lpJobAttributes, LPCSTR lpName)
#uselib "KERNEL32.dll"
#cfunc global CreateJobObjectA "CreateJobObjectA" intptr, str
; res = CreateJobObjectA(varptr(lpJobAttributes), lpName)
; lpJobAttributes : SECURITY_ATTRIBUTES* optional -> "intptr"
; lpName : LPCSTR optional -> "str"
; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procCreateJobObjectA = kernel32.NewProc("CreateJobObjectA")
)

// lpJobAttributes (SECURITY_ATTRIBUTES* optional), lpName (LPCSTR optional)
r1, _, err := procCreateJobObjectA.Call(
	uintptr(lpJobAttributes),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(lpName))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HANDLE

function CreateJobObjectA(
  lpJobAttributes: Pointer;   // SECURITY_ATTRIBUTES* optional
  lpName: PAnsiChar   // LPCSTR optional
): THandle; stdcall;
  external 'KERNEL32.dll' name 'CreateJobObjectA';

result := DllCall("KERNEL32\CreateJobObjectA"
    , "Ptr", lpJobAttributes   ; SECURITY_ATTRIBUTES* optional
    , "AStr", lpName   ; LPCSTR optional
    , "Ptr")   ; return: HANDLE

●CreateJobObjectA(lpJobAttributes, lpName) = DLL("KERNEL32.dll", "void* CreateJobObjectA(void*, char*)")
# 呼び出し: CreateJobObjectA(lpJobAttributes, lpName)
# lpJobAttributes : SECURITY_ATTRIBUTES* optional -> "void*"
# lpName : LPCSTR optional -> "char*"
# 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)。