SetSystemTimeAdjustment

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

BOOL SetSystemTimeAdjustment(
    DWORD dwTimeAdjustment,
    BOOL bTimeAdjustmentDisabled
);

<DllImport("KERNEL32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function SetSystemTimeAdjustment(
    dwTimeAdjustment As UInteger,   ' DWORD
    bTimeAdjustmentDisabled As Boolean   ' BOOL
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function

' dwTimeAdjustment : DWORD
' bTimeAdjustmentDisabled : BOOL
Declare PtrSafe Function SetSystemTimeAdjustment Lib "kernel32" ( _
    ByVal dwTimeAdjustment As Long, _
    ByVal bTimeAdjustmentDisabled As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

SetSystemTimeAdjustment = ctypes.windll.kernel32.SetSystemTimeAdjustment
SetSystemTimeAdjustment.restype = wintypes.BOOL
SetSystemTimeAdjustment.argtypes = [
    wintypes.DWORD,  # dwTimeAdjustment : DWORD
    wintypes.BOOL,  # bTimeAdjustmentDisabled : BOOL
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
SetSystemTimeAdjustment = Fiddle::Function.new(
  lib['SetSystemTimeAdjustment'],
  [
    -Fiddle::TYPE_INT,  # dwTimeAdjustment : DWORD
    Fiddle::TYPE_INT,  # bTimeAdjustmentDisabled : BOOL
  ],
  Fiddle::TYPE_INT)

#[link(name = "kernel32")]
extern "system" {
    fn SetSystemTimeAdjustment(
        dwTimeAdjustment: u32,  // DWORD
        bTimeAdjustmentDisabled: i32  // BOOL
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("KERNEL32.dll", SetLastError = true)]
public static extern bool SetSystemTimeAdjustment(uint dwTimeAdjustment, bool bTimeAdjustmentDisabled);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_SetSystemTimeAdjustment' -Namespace Win32 -PassThru
# $api::SetSystemTimeAdjustment(dwTimeAdjustment, bTimeAdjustmentDisabled)

#uselib "KERNEL32.dll"
#func global SetSystemTimeAdjustment "SetSystemTimeAdjustment" sptr, sptr
; SetSystemTimeAdjustment dwTimeAdjustment, bTimeAdjustmentDisabled   ; 戻り値は stat
; dwTimeAdjustment : DWORD -> "sptr"
; bTimeAdjustmentDisabled : BOOL -> "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 SetSystemTimeAdjustment "SetSystemTimeAdjustment" int, int
; res = SetSystemTimeAdjustment(dwTimeAdjustment, bTimeAdjustmentDisabled)
; dwTimeAdjustment : DWORD -> "int"
; bTimeAdjustmentDisabled : BOOL -> "int"

; BOOL SetSystemTimeAdjustment(DWORD dwTimeAdjustment, BOOL bTimeAdjustmentDisabled)
#uselib "KERNEL32.dll"
#cfunc global SetSystemTimeAdjustment "SetSystemTimeAdjustment" int, int
; res = SetSystemTimeAdjustment(dwTimeAdjustment, bTimeAdjustmentDisabled)
; dwTimeAdjustment : DWORD -> "int"
; bTimeAdjustmentDisabled : BOOL -> "int"

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

var (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procSetSystemTimeAdjustment = kernel32.NewProc("SetSystemTimeAdjustment")
)

// dwTimeAdjustment (DWORD), bTimeAdjustmentDisabled (BOOL)
r1, _, err := procSetSystemTimeAdjustment.Call(
	uintptr(dwTimeAdjustment),
	uintptr(bTimeAdjustmentDisabled),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function SetSystemTimeAdjustment(
  dwTimeAdjustment: DWORD;   // DWORD
  bTimeAdjustmentDisabled: BOOL   // BOOL
): BOOL; stdcall;
  external 'KERNEL32.dll' name 'SetSystemTimeAdjustment';

result := DllCall("KERNEL32\SetSystemTimeAdjustment"
    , "UInt", dwTimeAdjustment   ; DWORD
    , "Int", bTimeAdjustmentDisabled   ; BOOL
    , "Int")   ; return: BOOL

●SetSystemTimeAdjustment(dwTimeAdjustment, bTimeAdjustmentDisabled) = DLL("KERNEL32.dll", "bool SetSystemTimeAdjustment(dword, bool)")
# 呼び出し: SetSystemTimeAdjustment(dwTimeAdjustment, bTimeAdjustmentDisabled)
# dwTimeAdjustment : DWORD -> "dword"
# bTimeAdjustmentDisabled : BOOL -> "bool"
# 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)。

const std = @import("std");

extern "kernel32" fn SetSystemTimeAdjustment(
    dwTimeAdjustment: u32, // DWORD
    bTimeAdjustmentDisabled: i32 // BOOL
) callconv(std.os.windows.WINAPI) i32;

proc SetSystemTimeAdjustment(
    dwTimeAdjustment: uint32,  # DWORD
    bTimeAdjustmentDisabled: int32  # BOOL
): int32 {.importc: "SetSystemTimeAdjustment", stdcall, dynlib: "KERNEL32.dll".}

pragma(lib, "kernel32");
extern(Windows)
int SetSystemTimeAdjustment(
    uint dwTimeAdjustment,   // DWORD
    int bTimeAdjustmentDisabled   // BOOL
);

ccall((:SetSystemTimeAdjustment, "KERNEL32.dll"), stdcall, Int32,
      (UInt32, Int32),
      dwTimeAdjustment, bTimeAdjustmentDisabled)
# dwTimeAdjustment : DWORD -> UInt32
# bTimeAdjustmentDisabled : BOOL -> Int32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t SetSystemTimeAdjustment(
    uint32_t dwTimeAdjustment,
    int32_t bTimeAdjustmentDisabled);
]]
local kernel32 = ffi.load("kernel32")
-- kernel32.SetSystemTimeAdjustment(dwTimeAdjustment, bTimeAdjustmentDisabled)
-- dwTimeAdjustment : DWORD
-- bTimeAdjustmentDisabled : BOOL
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

const koffi = require('koffi');
const lib = koffi.load('KERNEL32.dll');
const SetSystemTimeAdjustment = lib.func('__stdcall', 'SetSystemTimeAdjustment', 'int32_t', ['uint32_t', 'int32_t']);
// SetSystemTimeAdjustment(dwTimeAdjustment, bTimeAdjustmentDisabled)
// dwTimeAdjustment : DWORD -> 'uint32_t'
// bTimeAdjustmentDisabled : BOOL -> 'int32_t'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。

const lib = Deno.dlopen("KERNEL32.dll", {
  SetSystemTimeAdjustment: { parameters: ["u32", "i32"], result: "i32" },
});
// lib.symbols.SetSystemTimeAdjustment(dwTimeAdjustment, bTimeAdjustmentDisabled)
// dwTimeAdjustment : DWORD -> "u32"
// bTimeAdjustmentDisabled : BOOL -> "i32"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
int32_t SetSystemTimeAdjustment(
    uint32_t dwTimeAdjustment,
    int32_t bTimeAdjustmentDisabled);
C, "KERNEL32.dll");
// $ffi->SetSystemTimeAdjustment(dwTimeAdjustment, bTimeAdjustmentDisabled);
// dwTimeAdjustment : DWORD
// bTimeAdjustmentDisabled : BOOL
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Kernel32 extends StdCallLibrary {
    Kernel32 INSTANCE = Native.load("kernel32", Kernel32.class);
    boolean SetSystemTimeAdjustment(
        int dwTimeAdjustment,   // DWORD
        boolean bTimeAdjustmentDisabled   // BOOL
    );
}

@[Link("kernel32")]
lib LibKERNEL32
  fun SetSystemTimeAdjustment = SetSystemTimeAdjustment(
    dwTimeAdjustment : UInt32,   # DWORD
    bTimeAdjustmentDisabled : Int32   # BOOL
  ) : Int32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef SetSystemTimeAdjustmentNative = Int32 Function(Uint32, Int32);
typedef SetSystemTimeAdjustmentDart = int Function(int, int);
final SetSystemTimeAdjustment = DynamicLibrary.open('KERNEL32.dll')
    .lookupFunction<SetSystemTimeAdjustmentNative, SetSystemTimeAdjustmentDart>('SetSystemTimeAdjustment');
// dwTimeAdjustment : DWORD -> Uint32
// bTimeAdjustmentDisabled : BOOL -> Int32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function SetSystemTimeAdjustment(
  dwTimeAdjustment: DWORD;   // DWORD
  bTimeAdjustmentDisabled: BOOL   // BOOL
): BOOL; stdcall;
  external 'KERNEL32.dll' name 'SetSystemTimeAdjustment';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "SetSystemTimeAdjustment"
  c_SetSystemTimeAdjustment :: Word32 -> CInt -> IO CInt
-- dwTimeAdjustment : DWORD -> Word32
-- bTimeAdjustmentDisabled : BOOL -> CInt
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。

open Ctypes
open Foreign

let setsystemtimeadjustment =
  foreign "SetSystemTimeAdjustment"
    (uint32_t @-> int32_t @-> returning int32_t)
(* dwTimeAdjustment : DWORD -> uint32_t *)
(* bTimeAdjustmentDisabled : BOOL -> int32_t *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)

(cffi:define-foreign-library kernel32 (t "KERNEL32.dll"))
(cffi:use-foreign-library kernel32)

(cffi:defcfun ("SetSystemTimeAdjustment" set-system-time-adjustment :convention :stdcall) :int32
  (dw-time-adjustment :uint32)   ; DWORD
  (b-time-adjustment-disabled :int32))   ; BOOL
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $SetSystemTimeAdjustment = Win32::API::More->new('KERNEL32',
    'BOOL SetSystemTimeAdjustment(DWORD dwTimeAdjustment, BOOL bTimeAdjustmentDisabled)');
# my $ret = $SetSystemTimeAdjustment->Call($dwTimeAdjustment, $bTimeAdjustmentDisabled);
# dwTimeAdjustment : DWORD -> DWORD
# bTimeAdjustmentDisabled : BOOL -> BOOL
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。