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SetComputerNameEx2W

関数

フラグ指定付きで指定形式のコンピューター名を設定する。

DLLKERNEL32.dll呼出規約winapi

シグネチャ

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

BOOL SetComputerNameEx2W(
    COMPUTER_NAME_FORMAT NameType,
    DWORD Flags,
    LPCWSTR lpBuffer
);

パラメーター

名前	型	方向
NameType	COMPUTER_NAME_FORMAT	in
Flags	DWORD	in
lpBuffer	LPCWSTR	in

戻り値の型: BOOL

各言語での呼び出し定義

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

BOOL SetComputerNameEx2W(
    COMPUTER_NAME_FORMAT NameType,
    DWORD Flags,
    LPCWSTR lpBuffer
);

[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("KERNEL32.dll", ExactSpelling = true)]
static extern bool SetComputerNameEx2W(
    int NameType,   // COMPUTER_NAME_FORMAT
    uint Flags,   // DWORD
    [MarshalAs(UnmanagedType.LPWStr)] string lpBuffer   // LPCWSTR
);

<DllImport("KERNEL32.dll", ExactSpelling:=True)>
Public Shared Function SetComputerNameEx2W(
    NameType As Integer,   ' COMPUTER_NAME_FORMAT
    Flags As UInteger,   ' DWORD
    <MarshalAs(UnmanagedType.LPWStr)> lpBuffer As String   ' LPCWSTR
) As Boolean
End Function

' NameType : COMPUTER_NAME_FORMAT
' Flags : DWORD
' lpBuffer : LPCWSTR
Declare PtrSafe Function SetComputerNameEx2W Lib "kernel32" ( _
    ByVal NameType As Long, _
    ByVal Flags As Long, _
    ByVal lpBuffer 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

SetComputerNameEx2W = ctypes.windll.kernel32.SetComputerNameEx2W
SetComputerNameEx2W.restype = wintypes.BOOL
SetComputerNameEx2W.argtypes = [
    ctypes.c_int,  # NameType : COMPUTER_NAME_FORMAT
    wintypes.DWORD,  # Flags : DWORD
    wintypes.LPCWSTR,  # lpBuffer : LPCWSTR
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
SetComputerNameEx2W = Fiddle::Function.new(
  lib['SetComputerNameEx2W'],
  [
    Fiddle::TYPE_INT,  # NameType : COMPUTER_NAME_FORMAT
    -Fiddle::TYPE_INT,  # Flags : DWORD
    Fiddle::TYPE_VOIDP,  # lpBuffer : LPCWSTR
  ],
  Fiddle::TYPE_INT)

#[link(name = "kernel32")]
extern "system" {
    fn SetComputerNameEx2W(
        NameType: i32,  // COMPUTER_NAME_FORMAT
        Flags: u32,  // DWORD
        lpBuffer: *const u16  // LPCWSTR
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("KERNEL32.dll")]
public static extern bool SetComputerNameEx2W(int NameType, uint Flags, [MarshalAs(UnmanagedType.LPWStr)] string lpBuffer);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_SetComputerNameEx2W' -Namespace Win32 -PassThru
# $api::SetComputerNameEx2W(NameType, Flags, lpBuffer)

#uselib "KERNEL32.dll"
#func global SetComputerNameEx2W "SetComputerNameEx2W" sptr, sptr, sptr
; SetComputerNameEx2W NameType, Flags, lpBuffer   ; 戻り値は stat
; NameType : COMPUTER_NAME_FORMAT -> "sptr"
; Flags : DWORD -> "sptr"
; lpBuffer : LPCWSTR -> "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 SetComputerNameEx2W "SetComputerNameEx2W" int, int, wstr
; res = SetComputerNameEx2W(NameType, Flags, lpBuffer)
; NameType : COMPUTER_NAME_FORMAT -> "int"
; Flags : DWORD -> "int"
; lpBuffer : LPCWSTR -> "wstr"

; BOOL SetComputerNameEx2W(COMPUTER_NAME_FORMAT NameType, DWORD Flags, LPCWSTR lpBuffer)
#uselib "KERNEL32.dll"
#cfunc global SetComputerNameEx2W "SetComputerNameEx2W" int, int, wstr
; res = SetComputerNameEx2W(NameType, Flags, lpBuffer)
; NameType : COMPUTER_NAME_FORMAT -> "int"
; Flags : DWORD -> "int"
; lpBuffer : LPCWSTR -> "wstr"

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

var (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procSetComputerNameEx2W = kernel32.NewProc("SetComputerNameEx2W")
)

// NameType (COMPUTER_NAME_FORMAT), Flags (DWORD), lpBuffer (LPCWSTR)
r1, _, err := procSetComputerNameEx2W.Call(
	uintptr(NameType),
	uintptr(Flags),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpBuffer))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function SetComputerNameEx2W(
  NameType: Integer;   // COMPUTER_NAME_FORMAT
  Flags: DWORD;   // DWORD
  lpBuffer: PWideChar   // LPCWSTR
): BOOL; stdcall;
  external 'KERNEL32.dll' name 'SetComputerNameEx2W';

result := DllCall("KERNEL32\SetComputerNameEx2W"
    , "Int", NameType   ; COMPUTER_NAME_FORMAT
    , "UInt", Flags   ; DWORD
    , "WStr", lpBuffer   ; LPCWSTR
    , "Int")   ; return: BOOL

●SetComputerNameEx2W(NameType, Flags, lpBuffer) = DLL("KERNEL32.dll", "bool SetComputerNameEx2W(int, dword, char*)")
# 呼び出し: SetComputerNameEx2W(NameType, Flags, lpBuffer)
# NameType : COMPUTER_NAME_FORMAT -> "int"
# Flags : DWORD -> "dword"
# lpBuffer : LPCWSTR -> "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)。