GetDeviceManagementConfigInfo

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

HRESULT GetDeviceManagementConfigInfo(
    LPCWSTR providerID,
    DWORD* configStringBufferLength,
    LPWSTR configString   // optional
);

<DllImport("MDMRegistration.dll", ExactSpelling:=True)>
Public Shared Function GetDeviceManagementConfigInfo(
    <MarshalAs(UnmanagedType.LPWStr)> providerID As String,   ' LPCWSTR
    ByRef configStringBufferLength As UInteger,   ' DWORD* in/out
    <MarshalAs(UnmanagedType.LPWStr)> configString As System.Text.StringBuilder   ' LPWSTR optional, out
) As Integer
End Function

' providerID : LPCWSTR
' configStringBufferLength : DWORD* in/out
' configString : LPWSTR optional, out
Declare PtrSafe Function GetDeviceManagementConfigInfo Lib "mdmregistration" ( _
    ByVal providerID As LongPtr, _
    ByRef configStringBufferLength As Long, _
    ByVal configString 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

GetDeviceManagementConfigInfo = ctypes.windll.mdmregistration.GetDeviceManagementConfigInfo
GetDeviceManagementConfigInfo.restype = ctypes.c_int
GetDeviceManagementConfigInfo.argtypes = [
    wintypes.LPCWSTR,  # providerID : LPCWSTR
    ctypes.POINTER(wintypes.DWORD),  # configStringBufferLength : DWORD* in/out
    wintypes.LPWSTR,  # configString : LPWSTR optional, out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MDMRegistration.dll')
GetDeviceManagementConfigInfo = Fiddle::Function.new(
  lib['GetDeviceManagementConfigInfo'],
  [
    Fiddle::TYPE_VOIDP,  # providerID : LPCWSTR
    Fiddle::TYPE_VOIDP,  # configStringBufferLength : DWORD* in/out
    Fiddle::TYPE_VOIDP,  # configString : LPWSTR optional, out
  ],
  Fiddle::TYPE_INT)

#[link(name = "mdmregistration")]
extern "system" {
    fn GetDeviceManagementConfigInfo(
        providerID: *const u16,  // LPCWSTR
        configStringBufferLength: *mut u32,  // DWORD* in/out
        configString: *mut u16  // LPWSTR optional, out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("MDMRegistration.dll")]
public static extern int GetDeviceManagementConfigInfo([MarshalAs(UnmanagedType.LPWStr)] string providerID, ref uint configStringBufferLength, [MarshalAs(UnmanagedType.LPWStr)] System.Text.StringBuilder configString);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MDMRegistration_GetDeviceManagementConfigInfo' -Namespace Win32 -PassThru
# $api::GetDeviceManagementConfigInfo(providerID, configStringBufferLength, configString)

#uselib "MDMRegistration.dll"
#func global GetDeviceManagementConfigInfo "GetDeviceManagementConfigInfo" sptr, sptr, sptr
; GetDeviceManagementConfigInfo providerID, varptr(configStringBufferLength), varptr(configString)   ; 戻り値は stat
; providerID : LPCWSTR -> "sptr"
; configStringBufferLength : DWORD* in/out -> "sptr"
; configString : LPWSTR optional, 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。

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

var (
	mdmregistration = windows.NewLazySystemDLL("MDMRegistration.dll")
	procGetDeviceManagementConfigInfo = mdmregistration.NewProc("GetDeviceManagementConfigInfo")
)

// providerID (LPCWSTR), configStringBufferLength (DWORD* in/out), configString (LPWSTR optional, out)
r1, _, err := procGetDeviceManagementConfigInfo.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(providerID))),
	uintptr(configStringBufferLength),
	uintptr(configString),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function GetDeviceManagementConfigInfo(
  providerID: PWideChar;   // LPCWSTR
  configStringBufferLength: Pointer;   // DWORD* in/out
  configString: PWideChar   // LPWSTR optional, out
): Integer; stdcall;
  external 'MDMRegistration.dll' name 'GetDeviceManagementConfigInfo';

result := DllCall("MDMRegistration\GetDeviceManagementConfigInfo"
    , "WStr", providerID   ; LPCWSTR
    , "Ptr", configStringBufferLength   ; DWORD* in/out
    , "Ptr", configString   ; LPWSTR optional, out
    , "Int")   ; return: HRESULT

●GetDeviceManagementConfigInfo(providerID, configStringBufferLength, configString) = DLL("MDMRegistration.dll", "int GetDeviceManagementConfigInfo(char*, void*, char*)")
# 呼び出し: GetDeviceManagementConfigInfo(providerID, configStringBufferLength, configString)
# providerID : LPCWSTR -> "char*"
# configStringBufferLength : DWORD* in/out -> "void*"
# configString : LPWSTR optional, out -> "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)。

const std = @import("std");

extern "mdmregistration" fn GetDeviceManagementConfigInfo(
    providerID: [*c]const u16, // LPCWSTR
    configStringBufferLength: [*c]u32, // DWORD* in/out
    configString: [*c]u16 // LPWSTR optional, out
) callconv(std.os.windows.WINAPI) i32;

proc GetDeviceManagementConfigInfo(
    providerID: WideCString,  # LPCWSTR
    configStringBufferLength: ptr uint32,  # DWORD* in/out
    configString: ptr uint16  # LPWSTR optional, out
): int32 {.importc: "GetDeviceManagementConfigInfo", stdcall, dynlib: "MDMRegistration.dll".}

pragma(lib, "mdmregistration");
extern(Windows)
int GetDeviceManagementConfigInfo(
    const(wchar)* providerID,   // LPCWSTR
    uint* configStringBufferLength,   // DWORD* in/out
    wchar* configString   // LPWSTR optional, out
);

ccall((:GetDeviceManagementConfigInfo, "MDMRegistration.dll"), stdcall, Int32,
      (Cwstring, Ptr{UInt32}, Ptr{UInt16}),
      providerID, configStringBufferLength, configString)
# providerID : LPCWSTR -> Cwstring
# configStringBufferLength : DWORD* in/out -> Ptr{UInt32}
# configString : LPWSTR optional, out -> Ptr{UInt16}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t GetDeviceManagementConfigInfo(
    const uint16_t* providerID,
    uint32_t* configStringBufferLength,
    uint16_t* configString);
]]
local mdmregistration = ffi.load("mdmregistration")
-- mdmregistration.GetDeviceManagementConfigInfo(providerID, configStringBufferLength, configString)
-- providerID : LPCWSTR
-- configStringBufferLength : DWORD* in/out
-- configString : LPWSTR optional, out
-- 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('MDMRegistration.dll');
const GetDeviceManagementConfigInfo = lib.func('__stdcall', 'GetDeviceManagementConfigInfo', 'int32_t', ['str16', 'uint32_t *', 'uint16_t *']);
// GetDeviceManagementConfigInfo(providerID, configStringBufferLength, configString)
// providerID : LPCWSTR -> 'str16'
// configStringBufferLength : DWORD* in/out -> 'uint32_t *'
// configString : LPWSTR optional, out -> 'uint16_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("MDMRegistration.dll", {
  GetDeviceManagementConfigInfo: { parameters: ["buffer", "pointer", "buffer"], result: "i32" },
});
// lib.symbols.GetDeviceManagementConfigInfo(providerID, configStringBufferLength, configString)
// providerID : LPCWSTR -> "buffer"
// configStringBufferLength : DWORD* in/out -> "pointer"
// configString : LPWSTR optional, out -> "buffer"
// 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 GetDeviceManagementConfigInfo(
    const uint16_t* providerID,
    uint32_t* configStringBufferLength,
    uint16_t* configString);
C, "MDMRegistration.dll");
// $ffi->GetDeviceManagementConfigInfo(providerID, configStringBufferLength, configString);
// providerID : LPCWSTR
// configStringBufferLength : DWORD* in/out
// configString : LPWSTR optional, out
// 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 Mdmregistration extends StdCallLibrary {
    Mdmregistration INSTANCE = Native.load("mdmregistration", Mdmregistration.class);
    int GetDeviceManagementConfigInfo(
        WString providerID,   // LPCWSTR
        IntByReference configStringBufferLength,   // DWORD* in/out
        char[] configString   // LPWSTR optional, out
    );
}

@[Link("mdmregistration")]
lib LibMDMRegistration
  fun GetDeviceManagementConfigInfo = GetDeviceManagementConfigInfo(
    providerID : UInt16*,   # LPCWSTR
    configStringBufferLength : UInt32*,   # DWORD* in/out
    configString : UInt16*   # LPWSTR optional, out
  ) : 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 GetDeviceManagementConfigInfoNative = Int32 Function(Pointer<Utf16>, Pointer<Uint32>, Pointer<Utf16>);
typedef GetDeviceManagementConfigInfoDart = int Function(Pointer<Utf16>, Pointer<Uint32>, Pointer<Utf16>);
final GetDeviceManagementConfigInfo = DynamicLibrary.open('MDMRegistration.dll')
    .lookupFunction<GetDeviceManagementConfigInfoNative, GetDeviceManagementConfigInfoDart>('GetDeviceManagementConfigInfo');
// providerID : LPCWSTR -> Pointer<Utf16>
// configStringBufferLength : DWORD* in/out -> Pointer<Uint32>
// configString : LPWSTR optional, out -> Pointer<Utf16>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function GetDeviceManagementConfigInfo(
  providerID: PWideChar;   // LPCWSTR
  configStringBufferLength: Pointer;   // DWORD* in/out
  configString: PWideChar   // LPWSTR optional, out
): Integer; stdcall;
  external 'MDMRegistration.dll' name 'GetDeviceManagementConfigInfo';

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

foreign import stdcall safe "GetDeviceManagementConfigInfo"
  c_GetDeviceManagementConfigInfo :: CWString -> Ptr Word32 -> CWString -> IO Int32
-- providerID : LPCWSTR -> CWString
-- configStringBufferLength : DWORD* in/out -> Ptr Word32
-- configString : LPWSTR optional, out -> CWString
-- 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 getdevicemanagementconfiginfo =
  foreign "GetDeviceManagementConfigInfo"
    ((ptr uint16_t) @-> (ptr uint32_t) @-> (ptr uint16_t) @-> returning int32_t)
(* providerID : LPCWSTR -> (ptr uint16_t) *)
(* configStringBufferLength : DWORD* in/out -> (ptr uint32_t) *)
(* configString : LPWSTR optional, out -> (ptr uint16_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 mdmregistration (t "MDMRegistration.dll"))
(cffi:use-foreign-library mdmregistration)

(cffi:defcfun ("GetDeviceManagementConfigInfo" get-device-management-config-info :convention :stdcall) :int32
  (provider-id (:string :encoding :utf-16le))   ; LPCWSTR
  (config-string-buffer-length :pointer)   ; DWORD* in/out
  (config-string :pointer))   ; LPWSTR optional, out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $GetDeviceManagementConfigInfo = Win32::API::More->new('MDMRegistration',
    'int GetDeviceManagementConfigInfo(LPCWSTR providerID, LPVOID configStringBufferLength, LPWSTR configString)');
# my $ret = $GetDeviceManagementConfigInfo->Call($providerID, $configStringBufferLength, $configString);
# providerID : LPCWSTR -> LPCWSTR
# configStringBufferLength : DWORD* in/out -> LPVOID
# configString : LPWSTR optional, out -> LPWSTR
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。