AuthzGetInformationFromContext

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

BOOL AuthzGetInformationFromContext(
    AUTHZ_CLIENT_CONTEXT_HANDLE hAuthzClientContext,
    AUTHZ_CONTEXT_INFORMATION_CLASS InfoClass,
    DWORD BufferSize,
    DWORD* pSizeRequired,
    void* Buffer
);

<DllImport("AUTHZ.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function AuthzGetInformationFromContext(
    hAuthzClientContext As IntPtr,   ' AUTHZ_CLIENT_CONTEXT_HANDLE
    InfoClass As Integer,   ' AUTHZ_CONTEXT_INFORMATION_CLASS
    BufferSize As UInteger,   ' DWORD
    <Out> ByRef pSizeRequired As UInteger,   ' DWORD* out
    Buffer As IntPtr   ' void* out
) As Boolean
End Function

' hAuthzClientContext : AUTHZ_CLIENT_CONTEXT_HANDLE
' InfoClass : AUTHZ_CONTEXT_INFORMATION_CLASS
' BufferSize : DWORD
' pSizeRequired : DWORD* out
' Buffer : void* out
Declare PtrSafe Function AuthzGetInformationFromContext Lib "authz" ( _
    ByVal hAuthzClientContext As LongPtr, _
    ByVal InfoClass As Long, _
    ByVal BufferSize As Long, _
    ByRef pSizeRequired As Long, _
    ByVal Buffer 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

AuthzGetInformationFromContext = ctypes.windll.authz.AuthzGetInformationFromContext
AuthzGetInformationFromContext.restype = wintypes.BOOL
AuthzGetInformationFromContext.argtypes = [
    wintypes.HANDLE,  # hAuthzClientContext : AUTHZ_CLIENT_CONTEXT_HANDLE
    ctypes.c_int,  # InfoClass : AUTHZ_CONTEXT_INFORMATION_CLASS
    wintypes.DWORD,  # BufferSize : DWORD
    ctypes.POINTER(wintypes.DWORD),  # pSizeRequired : DWORD* out
    ctypes.POINTER(None),  # Buffer : void* out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('AUTHZ.dll')
AuthzGetInformationFromContext = Fiddle::Function.new(
  lib['AuthzGetInformationFromContext'],
  [
    Fiddle::TYPE_VOIDP,  # hAuthzClientContext : AUTHZ_CLIENT_CONTEXT_HANDLE
    Fiddle::TYPE_INT,  # InfoClass : AUTHZ_CONTEXT_INFORMATION_CLASS
    -Fiddle::TYPE_INT,  # BufferSize : DWORD
    Fiddle::TYPE_VOIDP,  # pSizeRequired : DWORD* out
    Fiddle::TYPE_VOIDP,  # Buffer : void* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "authz")]
extern "system" {
    fn AuthzGetInformationFromContext(
        hAuthzClientContext: *mut core::ffi::c_void,  // AUTHZ_CLIENT_CONTEXT_HANDLE
        InfoClass: i32,  // AUTHZ_CONTEXT_INFORMATION_CLASS
        BufferSize: u32,  // DWORD
        pSizeRequired: *mut u32,  // DWORD* out
        Buffer: *mut ()  // void* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("AUTHZ.dll", SetLastError = true)]
public static extern bool AuthzGetInformationFromContext(IntPtr hAuthzClientContext, int InfoClass, uint BufferSize, out uint pSizeRequired, IntPtr Buffer);
"@
$api = Add-Type -MemberDefinition $sig -Name 'AUTHZ_AuthzGetInformationFromContext' -Namespace Win32 -PassThru
# $api::AuthzGetInformationFromContext(hAuthzClientContext, InfoClass, BufferSize, pSizeRequired, Buffer)

#uselib "AUTHZ.dll"
#func global AuthzGetInformationFromContext "AuthzGetInformationFromContext" sptr, sptr, sptr, sptr, sptr
; AuthzGetInformationFromContext hAuthzClientContext, InfoClass, BufferSize, varptr(pSizeRequired), Buffer   ; 戻り値は stat
; hAuthzClientContext : AUTHZ_CLIENT_CONTEXT_HANDLE -> "sptr"
; InfoClass : AUTHZ_CONTEXT_INFORMATION_CLASS -> "sptr"
; BufferSize : DWORD -> "sptr"
; pSizeRequired : DWORD* out -> "sptr"
; Buffer : void* 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 "AUTHZ.dll"
#cfunc global AuthzGetInformationFromContext "AuthzGetInformationFromContext" sptr, int, int, var, sptr
; res = AuthzGetInformationFromContext(hAuthzClientContext, InfoClass, BufferSize, pSizeRequired, Buffer)
; hAuthzClientContext : AUTHZ_CLIENT_CONTEXT_HANDLE -> "sptr"
; InfoClass : AUTHZ_CONTEXT_INFORMATION_CLASS -> "int"
; BufferSize : DWORD -> "int"
; pSizeRequired : DWORD* out -> "var"
; Buffer : void* out -> "sptr"
; ※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 AuthzGetInformationFromContext(AUTHZ_CLIENT_CONTEXT_HANDLE hAuthzClientContext, AUTHZ_CONTEXT_INFORMATION_CLASS InfoClass, DWORD BufferSize, DWORD* pSizeRequired, void* Buffer)
#uselib "AUTHZ.dll"
#cfunc global AuthzGetInformationFromContext "AuthzGetInformationFromContext" intptr, int, int, var, intptr
; res = AuthzGetInformationFromContext(hAuthzClientContext, InfoClass, BufferSize, pSizeRequired, Buffer)
; hAuthzClientContext : AUTHZ_CLIENT_CONTEXT_HANDLE -> "intptr"
; InfoClass : AUTHZ_CONTEXT_INFORMATION_CLASS -> "int"
; BufferSize : DWORD -> "int"
; pSizeRequired : DWORD* out -> "var"
; Buffer : void* out -> "intptr"
; ※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 (
	authz = windows.NewLazySystemDLL("AUTHZ.dll")
	procAuthzGetInformationFromContext = authz.NewProc("AuthzGetInformationFromContext")
)

// hAuthzClientContext (AUTHZ_CLIENT_CONTEXT_HANDLE), InfoClass (AUTHZ_CONTEXT_INFORMATION_CLASS), BufferSize (DWORD), pSizeRequired (DWORD* out), Buffer (void* out)
r1, _, err := procAuthzGetInformationFromContext.Call(
	uintptr(hAuthzClientContext),
	uintptr(InfoClass),
	uintptr(BufferSize),
	uintptr(pSizeRequired),
	uintptr(Buffer),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function AuthzGetInformationFromContext(
  hAuthzClientContext: THandle;   // AUTHZ_CLIENT_CONTEXT_HANDLE
  InfoClass: Integer;   // AUTHZ_CONTEXT_INFORMATION_CLASS
  BufferSize: DWORD;   // DWORD
  pSizeRequired: Pointer;   // DWORD* out
  Buffer: Pointer   // void* out
): BOOL; stdcall;
  external 'AUTHZ.dll' name 'AuthzGetInformationFromContext';

result := DllCall("AUTHZ\AuthzGetInformationFromContext"
    , "Ptr", hAuthzClientContext   ; AUTHZ_CLIENT_CONTEXT_HANDLE
    , "Int", InfoClass   ; AUTHZ_CONTEXT_INFORMATION_CLASS
    , "UInt", BufferSize   ; DWORD
    , "Ptr", pSizeRequired   ; DWORD* out
    , "Ptr", Buffer   ; void* out
    , "Int")   ; return: BOOL

●AuthzGetInformationFromContext(hAuthzClientContext, InfoClass, BufferSize, pSizeRequired, Buffer) = DLL("AUTHZ.dll", "bool AuthzGetInformationFromContext(void*, int, dword, void*, void*)")
# 呼び出し: AuthzGetInformationFromContext(hAuthzClientContext, InfoClass, BufferSize, pSizeRequired, Buffer)
# hAuthzClientContext : AUTHZ_CLIENT_CONTEXT_HANDLE -> "void*"
# InfoClass : AUTHZ_CONTEXT_INFORMATION_CLASS -> "int"
# BufferSize : DWORD -> "dword"
# pSizeRequired : DWORD* out -> "void*"
# Buffer : void* 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)。