SetFileSecurityA

// ADVAPI32.dll  (ANSI / -A)
#include <windows.h>

BOOL SetFileSecurityA(
    LPCSTR lpFileName,
    OBJECT_SECURITY_INFORMATION SecurityInformation,
    PSECURITY_DESCRIPTOR pSecurityDescriptor
);

<DllImport("ADVAPI32.dll", CharSet:=CharSet.Ansi, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function SetFileSecurityA(
    <MarshalAs(UnmanagedType.LPStr)> lpFileName As String,   ' LPCSTR
    SecurityInformation As UInteger,   ' OBJECT_SECURITY_INFORMATION
    pSecurityDescriptor As IntPtr   ' PSECURITY_DESCRIPTOR
) As Boolean
End Function

' lpFileName : LPCSTR
' SecurityInformation : OBJECT_SECURITY_INFORMATION
' pSecurityDescriptor : PSECURITY_DESCRIPTOR
Declare PtrSafe Function SetFileSecurityA Lib "advapi32" ( _
    ByVal lpFileName As String, _
    ByVal SecurityInformation As Long, _
    ByVal pSecurityDescriptor 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

SetFileSecurityA = ctypes.windll.advapi32.SetFileSecurityA
SetFileSecurityA.restype = wintypes.BOOL
SetFileSecurityA.argtypes = [
    wintypes.LPCSTR,  # lpFileName : LPCSTR
    wintypes.DWORD,  # SecurityInformation : OBJECT_SECURITY_INFORMATION
    wintypes.HANDLE,  # pSecurityDescriptor : PSECURITY_DESCRIPTOR
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ADVAPI32.dll')
SetFileSecurityA = Fiddle::Function.new(
  lib['SetFileSecurityA'],
  [
    Fiddle::TYPE_VOIDP,  # lpFileName : LPCSTR
    -Fiddle::TYPE_INT,  # SecurityInformation : OBJECT_SECURITY_INFORMATION
    Fiddle::TYPE_VOIDP,  # pSecurityDescriptor : PSECURITY_DESCRIPTOR
  ],
  Fiddle::TYPE_INT)

#[link(name = "advapi32")]
extern "system" {
    fn SetFileSecurityA(
        lpFileName: *const u8,  // LPCSTR
        SecurityInformation: u32,  // OBJECT_SECURITY_INFORMATION
        pSecurityDescriptor: *mut core::ffi::c_void  // PSECURITY_DESCRIPTOR
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("ADVAPI32.dll", CharSet = CharSet.Ansi, SetLastError = true)]
public static extern bool SetFileSecurityA([MarshalAs(UnmanagedType.LPStr)] string lpFileName, uint SecurityInformation, IntPtr pSecurityDescriptor);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ADVAPI32_SetFileSecurityA' -Namespace Win32 -PassThru
# $api::SetFileSecurityA(lpFileName, SecurityInformation, pSecurityDescriptor)

#uselib "ADVAPI32.dll"
#func global SetFileSecurityA "SetFileSecurityA" sptr, sptr, sptr
; SetFileSecurityA lpFileName, SecurityInformation, pSecurityDescriptor   ; 戻り値は stat
; lpFileName : LPCSTR -> "sptr"
; SecurityInformation : OBJECT_SECURITY_INFORMATION -> "sptr"
; pSecurityDescriptor : PSECURITY_DESCRIPTOR -> "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 "ADVAPI32.dll"
#cfunc global SetFileSecurityA "SetFileSecurityA" str, int, sptr
; res = SetFileSecurityA(lpFileName, SecurityInformation, pSecurityDescriptor)
; lpFileName : LPCSTR -> "str"
; SecurityInformation : OBJECT_SECURITY_INFORMATION -> "int"
; pSecurityDescriptor : PSECURITY_DESCRIPTOR -> "sptr"

; BOOL SetFileSecurityA(LPCSTR lpFileName, OBJECT_SECURITY_INFORMATION SecurityInformation, PSECURITY_DESCRIPTOR pSecurityDescriptor)
#uselib "ADVAPI32.dll"
#cfunc global SetFileSecurityA "SetFileSecurityA" str, int, intptr
; res = SetFileSecurityA(lpFileName, SecurityInformation, pSecurityDescriptor)
; lpFileName : LPCSTR -> "str"
; SecurityInformation : OBJECT_SECURITY_INFORMATION -> "int"
; pSecurityDescriptor : PSECURITY_DESCRIPTOR -> "intptr"

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

var (
	advapi32 = windows.NewLazySystemDLL("ADVAPI32.dll")
	procSetFileSecurityA = advapi32.NewProc("SetFileSecurityA")
)

// lpFileName (LPCSTR), SecurityInformation (OBJECT_SECURITY_INFORMATION), pSecurityDescriptor (PSECURITY_DESCRIPTOR)
r1, _, err := procSetFileSecurityA.Call(
	uintptr(unsafe.Pointer(windows.BytePtrFromString(lpFileName))),
	uintptr(SecurityInformation),
	uintptr(pSecurityDescriptor),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function SetFileSecurityA(
  lpFileName: PAnsiChar;   // LPCSTR
  SecurityInformation: DWORD;   // OBJECT_SECURITY_INFORMATION
  pSecurityDescriptor: THandle   // PSECURITY_DESCRIPTOR
): BOOL; stdcall;
  external 'ADVAPI32.dll' name 'SetFileSecurityA';

result := DllCall("ADVAPI32\SetFileSecurityA"
    , "AStr", lpFileName   ; LPCSTR
    , "UInt", SecurityInformation   ; OBJECT_SECURITY_INFORMATION
    , "Ptr", pSecurityDescriptor   ; PSECURITY_DESCRIPTOR
    , "Int")   ; return: BOOL

●SetFileSecurityA(lpFileName, SecurityInformation, pSecurityDescriptor) = DLL("ADVAPI32.dll", "bool SetFileSecurityA(char*, dword, void*)")
# 呼び出し: SetFileSecurityA(lpFileName, SecurityInformation, pSecurityDescriptor)
# lpFileName : LPCSTR -> "char*"
# SecurityInformation : OBJECT_SECURITY_INFORMATION -> "dword"
# pSecurityDescriptor : PSECURITY_DESCRIPTOR -> "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)。