InitializeSynchronizationBarrier

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

BOOL InitializeSynchronizationBarrier(
    SYNCHRONIZATION_BARRIER* lpBarrier,
    INT lTotalThreads,
    INT lSpinCount
);

<DllImport("KERNEL32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function InitializeSynchronizationBarrier(
    lpBarrier As IntPtr,   ' SYNCHRONIZATION_BARRIER* out
    lTotalThreads As Integer,   ' INT
    lSpinCount As Integer   ' INT
) As Boolean
End Function

' lpBarrier : SYNCHRONIZATION_BARRIER* out
' lTotalThreads : INT
' lSpinCount : INT
Declare PtrSafe Function InitializeSynchronizationBarrier Lib "kernel32" ( _
    ByVal lpBarrier As LongPtr, _
    ByVal lTotalThreads As Long, _
    ByVal lSpinCount 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

InitializeSynchronizationBarrier = ctypes.windll.kernel32.InitializeSynchronizationBarrier
InitializeSynchronizationBarrier.restype = wintypes.BOOL
InitializeSynchronizationBarrier.argtypes = [
    ctypes.c_void_p,  # lpBarrier : SYNCHRONIZATION_BARRIER* out
    ctypes.c_int,  # lTotalThreads : INT
    ctypes.c_int,  # lSpinCount : INT
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
InitializeSynchronizationBarrier = Fiddle::Function.new(
  lib['InitializeSynchronizationBarrier'],
  [
    Fiddle::TYPE_VOIDP,  # lpBarrier : SYNCHRONIZATION_BARRIER* out
    Fiddle::TYPE_INT,  # lTotalThreads : INT
    Fiddle::TYPE_INT,  # lSpinCount : INT
  ],
  Fiddle::TYPE_INT)

#[link(name = "kernel32")]
extern "system" {
    fn InitializeSynchronizationBarrier(
        lpBarrier: *mut SYNCHRONIZATION_BARRIER,  // SYNCHRONIZATION_BARRIER* out
        lTotalThreads: i32,  // INT
        lSpinCount: i32  // INT
    ) -> 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 InitializeSynchronizationBarrier(IntPtr lpBarrier, int lTotalThreads, int lSpinCount);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_InitializeSynchronizationBarrier' -Namespace Win32 -PassThru
# $api::InitializeSynchronizationBarrier(lpBarrier, lTotalThreads, lSpinCount)

#uselib "KERNEL32.dll"
#func global InitializeSynchronizationBarrier "InitializeSynchronizationBarrier" sptr, sptr, sptr
; InitializeSynchronizationBarrier varptr(lpBarrier), lTotalThreads, lSpinCount   ; 戻り値は stat
; lpBarrier : SYNCHRONIZATION_BARRIER* out -> "sptr"
; lTotalThreads : INT -> "sptr"
; lSpinCount : INT -> "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 InitializeSynchronizationBarrier "InitializeSynchronizationBarrier" var, int, int
; res = InitializeSynchronizationBarrier(lpBarrier, lTotalThreads, lSpinCount)
; lpBarrier : SYNCHRONIZATION_BARRIER* out -> "var"
; lTotalThreads : INT -> "int"
; lSpinCount : INT -> "int"
; ※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。

; BOOL InitializeSynchronizationBarrier(SYNCHRONIZATION_BARRIER* lpBarrier, INT lTotalThreads, INT lSpinCount)
#uselib "KERNEL32.dll"
#cfunc global InitializeSynchronizationBarrier "InitializeSynchronizationBarrier" var, int, int
; res = InitializeSynchronizationBarrier(lpBarrier, lTotalThreads, lSpinCount)
; lpBarrier : SYNCHRONIZATION_BARRIER* out -> "var"
; lTotalThreads : INT -> "int"
; lSpinCount : INT -> "int"
; ※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 (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procInitializeSynchronizationBarrier = kernel32.NewProc("InitializeSynchronizationBarrier")
)

// lpBarrier (SYNCHRONIZATION_BARRIER* out), lTotalThreads (INT), lSpinCount (INT)
r1, _, err := procInitializeSynchronizationBarrier.Call(
	uintptr(lpBarrier),
	uintptr(lTotalThreads),
	uintptr(lSpinCount),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function InitializeSynchronizationBarrier(
  lpBarrier: Pointer;   // SYNCHRONIZATION_BARRIER* out
  lTotalThreads: Integer;   // INT
  lSpinCount: Integer   // INT
): BOOL; stdcall;
  external 'KERNEL32.dll' name 'InitializeSynchronizationBarrier';

result := DllCall("KERNEL32\InitializeSynchronizationBarrier"
    , "Ptr", lpBarrier   ; SYNCHRONIZATION_BARRIER* out
    , "Int", lTotalThreads   ; INT
    , "Int", lSpinCount   ; INT
    , "Int")   ; return: BOOL

●InitializeSynchronizationBarrier(lpBarrier, lTotalThreads, lSpinCount) = DLL("KERNEL32.dll", "bool InitializeSynchronizationBarrier(void*, int, int)")
# 呼び出し: InitializeSynchronizationBarrier(lpBarrier, lTotalThreads, lSpinCount)
# lpBarrier : SYNCHRONIZATION_BARRIER* out -> "void*"
# lTotalThreads : INT -> "int"
# lSpinCount : INT -> "int"
# 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)。