SetStdHandleEx

関数

標準デバイスハンドルを設定し、以前の値も取得する拡張関数。

DLLKERNEL32.dll呼出規約winapi

シグネチャ

// KERNEL32.dll
#include <windows.h>

BOOL SetStdHandleEx(
    STD_HANDLE nStdHandle,
    HANDLE hHandle,
    HANDLE* phPrevValue   // optional
);

パラメーター

名前	型	方向
nStdHandle	STD_HANDLE	in
hHandle	HANDLE	in
phPrevValue	HANDLE*	outoptional

戻り値の型: BOOL

各言語での呼び出し定義

// KERNEL32.dll
#include <windows.h>

BOOL SetStdHandleEx(
    STD_HANDLE nStdHandle,
    HANDLE hHandle,
    HANDLE* phPrevValue   // optional
);

[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("KERNEL32.dll", ExactSpelling = true)]
static extern bool SetStdHandleEx(
    uint nStdHandle,   // STD_HANDLE
    IntPtr hHandle,   // HANDLE
    IntPtr phPrevValue   // HANDLE* optional, out
);

<DllImport("KERNEL32.dll", ExactSpelling:=True)>
Public Shared Function SetStdHandleEx(
    nStdHandle As UInteger,   ' STD_HANDLE
    hHandle As IntPtr,   ' HANDLE
    phPrevValue As IntPtr   ' HANDLE* optional, out
) As Boolean
End Function

' nStdHandle : STD_HANDLE
' hHandle : HANDLE
' phPrevValue : HANDLE* optional, out
Declare PtrSafe Function SetStdHandleEx Lib "kernel32" ( _
    ByVal nStdHandle As Long, _
    ByVal hHandle As LongPtr, _
    ByVal phPrevValue 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

SetStdHandleEx = ctypes.windll.kernel32.SetStdHandleEx
SetStdHandleEx.restype = wintypes.BOOL
SetStdHandleEx.argtypes = [
    wintypes.DWORD,  # nStdHandle : STD_HANDLE
    wintypes.HANDLE,  # hHandle : HANDLE
    ctypes.c_void_p,  # phPrevValue : HANDLE* optional, out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
SetStdHandleEx = Fiddle::Function.new(
  lib['SetStdHandleEx'],
  [
    -Fiddle::TYPE_INT,  # nStdHandle : STD_HANDLE
    Fiddle::TYPE_VOIDP,  # hHandle : HANDLE
    Fiddle::TYPE_VOIDP,  # phPrevValue : HANDLE* optional, out
  ],
  Fiddle::TYPE_INT)

#[link(name = "kernel32")]
extern "system" {
    fn SetStdHandleEx(
        nStdHandle: u32,  // STD_HANDLE
        hHandle: *mut core::ffi::c_void,  // HANDLE
        phPrevValue: *mut *mut core::ffi::c_void  // HANDLE* optional, out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("KERNEL32.dll")]
public static extern bool SetStdHandleEx(uint nStdHandle, IntPtr hHandle, IntPtr phPrevValue);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_SetStdHandleEx' -Namespace Win32 -PassThru
# $api::SetStdHandleEx(nStdHandle, hHandle, phPrevValue)

#uselib "KERNEL32.dll"
#func global SetStdHandleEx "SetStdHandleEx" sptr, sptr, sptr
; SetStdHandleEx nStdHandle, hHandle, phPrevValue   ; 戻り値は stat
; nStdHandle : STD_HANDLE -> "sptr"
; hHandle : HANDLE -> "sptr"
; phPrevValue : HANDLE* optional, 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 "KERNEL32.dll"
#cfunc global SetStdHandleEx "SetStdHandleEx" int, sptr, sptr
; res = SetStdHandleEx(nStdHandle, hHandle, phPrevValue)
; nStdHandle : STD_HANDLE -> "int"
; hHandle : HANDLE -> "sptr"
; phPrevValue : HANDLE* optional, out -> "sptr"

; BOOL SetStdHandleEx(STD_HANDLE nStdHandle, HANDLE hHandle, HANDLE* phPrevValue)
#uselib "KERNEL32.dll"
#cfunc global SetStdHandleEx "SetStdHandleEx" int, intptr, intptr
; res = SetStdHandleEx(nStdHandle, hHandle, phPrevValue)
; nStdHandle : STD_HANDLE -> "int"
; hHandle : HANDLE -> "intptr"
; phPrevValue : HANDLE* optional, out -> "intptr"

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

var (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procSetStdHandleEx = kernel32.NewProc("SetStdHandleEx")
)

// nStdHandle (STD_HANDLE), hHandle (HANDLE), phPrevValue (HANDLE* optional, out)
r1, _, err := procSetStdHandleEx.Call(
	uintptr(nStdHandle),
	uintptr(hHandle),
	uintptr(phPrevValue),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function SetStdHandleEx(
  nStdHandle: DWORD;   // STD_HANDLE
  hHandle: THandle;   // HANDLE
  phPrevValue: Pointer   // HANDLE* optional, out
): BOOL; stdcall;
  external 'KERNEL32.dll' name 'SetStdHandleEx';

result := DllCall("KERNEL32\SetStdHandleEx"
    , "UInt", nStdHandle   ; STD_HANDLE
    , "Ptr", hHandle   ; HANDLE
    , "Ptr", phPrevValue   ; HANDLE* optional, out
    , "Int")   ; return: BOOL

●SetStdHandleEx(nStdHandle, hHandle, phPrevValue) = DLL("KERNEL32.dll", "bool SetStdHandleEx(dword, void*, void*)")
# 呼び出し: SetStdHandleEx(nStdHandle, hHandle, phPrevValue)
# nStdHandle : STD_HANDLE -> "dword"
# hHandle : HANDLE -> "void*"
# phPrevValue : HANDLE* optional, 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)。