Win32 API 日本語リファレンス
ホーム › Security.ExtensibleAuthenticationProtocol › EapHostPeerGetMethods

EapHostPeerGetMethods

関数
インストール済みのEAP認証方式の一覧を取得する。
DLLeappcfg.dll呼出規約winapi対応OSWindows Vista 以降
📘 Microsoft Learn (日本語) · English

シグネチャ

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

DWORD EapHostPeerGetMethods(
    EAP_METHOD_INFO_ARRAY* pEapMethodInfoArray,
    EAP_ERROR** ppEapError
);

パラメーター

名前型方向説明
pEapMethodInfoArrayEAP_METHOD_INFO_ARRAY*out利用可能なEAPメソッド情報を受け取るEAP_METHOD_INFO_ARRAY構造体へのポインタ。
ppEapErrorEAP_ERROR**outエラー発生時にEAP_ERROR構造体のアドレスを受け取るポインタ。解放が必要。

戻り値の型: DWORD

各言語での呼び出し定義

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

DWORD EapHostPeerGetMethods(
    EAP_METHOD_INFO_ARRAY* pEapMethodInfoArray,
    EAP_ERROR** ppEapError
);
[DllImport("eappcfg.dll", ExactSpelling = true)]
static extern uint EapHostPeerGetMethods(
    IntPtr pEapMethodInfoArray,   // EAP_METHOD_INFO_ARRAY* out
    IntPtr ppEapError   // EAP_ERROR** out
);
<DllImport("eappcfg.dll", ExactSpelling:=True)>
Public Shared Function EapHostPeerGetMethods(
    pEapMethodInfoArray As IntPtr,   ' EAP_METHOD_INFO_ARRAY* out
    ppEapError As IntPtr   ' EAP_ERROR** out
) As UInteger
End Function
' pEapMethodInfoArray : EAP_METHOD_INFO_ARRAY* out
' ppEapError : EAP_ERROR** out
Declare PtrSafe Function EapHostPeerGetMethods Lib "eappcfg" ( _
    ByVal pEapMethodInfoArray As LongPtr, _
    ByVal ppEapError 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

EapHostPeerGetMethods = ctypes.windll.eappcfg.EapHostPeerGetMethods
EapHostPeerGetMethods.restype = wintypes.DWORD
EapHostPeerGetMethods.argtypes = [
    ctypes.c_void_p,  # pEapMethodInfoArray : EAP_METHOD_INFO_ARRAY* out
    ctypes.c_void_p,  # ppEapError : EAP_ERROR** out
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('eappcfg.dll')
EapHostPeerGetMethods = Fiddle::Function.new(
  lib['EapHostPeerGetMethods'],
  [
    Fiddle::TYPE_VOIDP,  # pEapMethodInfoArray : EAP_METHOD_INFO_ARRAY* out
    Fiddle::TYPE_VOIDP,  # ppEapError : EAP_ERROR** out
  ],
  -Fiddle::TYPE_INT)
#[link(name = "eappcfg")]
extern "system" {
    fn EapHostPeerGetMethods(
        pEapMethodInfoArray: *mut EAP_METHOD_INFO_ARRAY,  // EAP_METHOD_INFO_ARRAY* out
        ppEapError: *mut *mut EAP_ERROR  // EAP_ERROR** out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("eappcfg.dll")]
public static extern uint EapHostPeerGetMethods(IntPtr pEapMethodInfoArray, IntPtr ppEapError);
"@
$api = Add-Type -MemberDefinition $sig -Name 'eappcfg_EapHostPeerGetMethods' -Namespace Win32 -PassThru
# $api::EapHostPeerGetMethods(pEapMethodInfoArray, ppEapError)
#uselib "eappcfg.dll"
#func global EapHostPeerGetMethods "EapHostPeerGetMethods" sptr, sptr
; EapHostPeerGetMethods varptr(pEapMethodInfoArray), varptr(ppEapError)   ; 戻り値は stat
; pEapMethodInfoArray : EAP_METHOD_INFO_ARRAY* out -> "sptr"
; ppEapError : EAP_ERROR** 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。
出力引数: 
#uselib "eappcfg.dll"
#cfunc global EapHostPeerGetMethods "EapHostPeerGetMethods" var, var
; res = EapHostPeerGetMethods(pEapMethodInfoArray, ppEapError)
; pEapMethodInfoArray : EAP_METHOD_INFO_ARRAY* out -> "var"
; ppEapError : EAP_ERROR** out -> "var"
; ※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。
出力引数: 
; DWORD EapHostPeerGetMethods(EAP_METHOD_INFO_ARRAY* pEapMethodInfoArray, EAP_ERROR** ppEapError)
#uselib "eappcfg.dll"
#cfunc global EapHostPeerGetMethods "EapHostPeerGetMethods" var, var
; res = EapHostPeerGetMethods(pEapMethodInfoArray, ppEapError)
; pEapMethodInfoArray : EAP_METHOD_INFO_ARRAY* out -> "var"
; ppEapError : EAP_ERROR** out -> "var"
; ※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 (
	eappcfg = windows.NewLazySystemDLL("eappcfg.dll")
	procEapHostPeerGetMethods = eappcfg.NewProc("EapHostPeerGetMethods")
)

// pEapMethodInfoArray (EAP_METHOD_INFO_ARRAY* out), ppEapError (EAP_ERROR** out)
r1, _, err := procEapHostPeerGetMethods.Call(
	uintptr(pEapMethodInfoArray),
	uintptr(ppEapError),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD
function EapHostPeerGetMethods(
  pEapMethodInfoArray: Pointer;   // EAP_METHOD_INFO_ARRAY* out
  ppEapError: Pointer   // EAP_ERROR** out
): DWORD; stdcall;
  external 'eappcfg.dll' name 'EapHostPeerGetMethods';
result := DllCall("eappcfg\EapHostPeerGetMethods"
    , "Ptr", pEapMethodInfoArray   ; EAP_METHOD_INFO_ARRAY* out
    , "Ptr", ppEapError   ; EAP_ERROR** out
    , "UInt")   ; return: DWORD
●EapHostPeerGetMethods(pEapMethodInfoArray, ppEapError) = DLL("eappcfg.dll", "dword EapHostPeerGetMethods(void*, void*)")
# 呼び出し: EapHostPeerGetMethods(pEapMethodInfoArray, ppEapError)
# pEapMethodInfoArray : EAP_METHOD_INFO_ARRAY* out -> "void*"
# ppEapError : EAP_ERROR** 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)。
const std = @import("std");

extern "eappcfg" fn EapHostPeerGetMethods(
    pEapMethodInfoArray: [*c]EAP_METHOD_INFO_ARRAY, // EAP_METHOD_INFO_ARRAY* out
    ppEapError: [*c][*c]EAP_ERROR // EAP_ERROR** out
) callconv(std.os.windows.WINAPI) u32;
proc EapHostPeerGetMethods(
    pEapMethodInfoArray: ptr EAP_METHOD_INFO_ARRAY,  # EAP_METHOD_INFO_ARRAY* out
    ppEapError: ptr EAP_ERROR  # EAP_ERROR** out
): uint32 {.importc: "EapHostPeerGetMethods", stdcall, dynlib: "eappcfg.dll".}
pragma(lib, "eappcfg");
extern(Windows)
uint EapHostPeerGetMethods(
    EAP_METHOD_INFO_ARRAY* pEapMethodInfoArray,   // EAP_METHOD_INFO_ARRAY* out
    EAP_ERROR** ppEapError   // EAP_ERROR** out
);
ccall((:EapHostPeerGetMethods, "eappcfg.dll"), stdcall, UInt32,
      (Ptr{EAP_METHOD_INFO_ARRAY}, Ptr{EAP_ERROR}),
      pEapMethodInfoArray, ppEapError)
# pEapMethodInfoArray : EAP_METHOD_INFO_ARRAY* out -> Ptr{EAP_METHOD_INFO_ARRAY}
# ppEapError : EAP_ERROR** out -> Ptr{EAP_ERROR}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
local ffi = require("ffi")
ffi.cdef[[
uint32_t EapHostPeerGetMethods(
    void* pEapMethodInfoArray,
    void* ppEapError);
]]
local eappcfg = ffi.load("eappcfg")
-- eappcfg.EapHostPeerGetMethods(pEapMethodInfoArray, ppEapError)
-- pEapMethodInfoArray : EAP_METHOD_INFO_ARRAY* out
-- ppEapError : EAP_ERROR** 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('eappcfg.dll');
const EapHostPeerGetMethods = lib.func('__stdcall', 'EapHostPeerGetMethods', 'uint32_t', ['void *', 'void *']);
// EapHostPeerGetMethods(pEapMethodInfoArray, ppEapError)
// pEapMethodInfoArray : EAP_METHOD_INFO_ARRAY* out -> 'void *'
// ppEapError : EAP_ERROR** out -> 'void *'
// 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("eappcfg.dll", {
  EapHostPeerGetMethods: { parameters: ["pointer", "pointer"], result: "u32" },
});
// lib.symbols.EapHostPeerGetMethods(pEapMethodInfoArray, ppEapError)
// pEapMethodInfoArray : EAP_METHOD_INFO_ARRAY* out -> "pointer"
// ppEapError : EAP_ERROR** out -> "pointer"
// 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
uint32_t EapHostPeerGetMethods(
    void* pEapMethodInfoArray,
    void* ppEapError);
C, "eappcfg.dll");
// $ffi->EapHostPeerGetMethods(pEapMethodInfoArray, ppEapError);
// pEapMethodInfoArray : EAP_METHOD_INFO_ARRAY* out
// ppEapError : EAP_ERROR** 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 Eappcfg extends StdCallLibrary {
    Eappcfg INSTANCE = Native.load("eappcfg", Eappcfg.class);
    int EapHostPeerGetMethods(
        Pointer pEapMethodInfoArray,   // EAP_METHOD_INFO_ARRAY* out
        Pointer ppEapError   // EAP_ERROR** out
    );
}
@[Link("eappcfg")]
lib Libeappcfg
  fun EapHostPeerGetMethods = EapHostPeerGetMethods(
    pEapMethodInfoArray : EAP_METHOD_INFO_ARRAY*,   # EAP_METHOD_INFO_ARRAY* out
    ppEapError : EAP_ERROR**   # EAP_ERROR** out
  ) : UInt32
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 EapHostPeerGetMethodsNative = Uint32 Function(Pointer<Void>, Pointer<Void>);
typedef EapHostPeerGetMethodsDart = int Function(Pointer<Void>, Pointer<Void>);
final EapHostPeerGetMethods = DynamicLibrary.open('eappcfg.dll')
    .lookupFunction<EapHostPeerGetMethodsNative, EapHostPeerGetMethodsDart>('EapHostPeerGetMethods');
// pEapMethodInfoArray : EAP_METHOD_INFO_ARRAY* out -> Pointer<Void>
// ppEapError : EAP_ERROR** out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function EapHostPeerGetMethods(
  pEapMethodInfoArray: Pointer;   // EAP_METHOD_INFO_ARRAY* out
  ppEapError: Pointer   // EAP_ERROR** out
): DWORD; stdcall;
  external 'eappcfg.dll' name 'EapHostPeerGetMethods';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "EapHostPeerGetMethods"
  c_EapHostPeerGetMethods :: Ptr () -> Ptr () -> IO Word32
-- pEapMethodInfoArray : EAP_METHOD_INFO_ARRAY* out -> Ptr ()
-- ppEapError : EAP_ERROR** out -> Ptr ()
-- 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 eaphostpeergetmethods =
  foreign "EapHostPeerGetMethods"
    ((ptr void) @-> (ptr void) @-> returning uint32_t)
(* pEapMethodInfoArray : EAP_METHOD_INFO_ARRAY* out -> (ptr void) *)
(* ppEapError : EAP_ERROR** out -> (ptr void) *)
(* 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 eappcfg (t "eappcfg.dll"))
(cffi:use-foreign-library eappcfg)

(cffi:defcfun ("EapHostPeerGetMethods" eap-host-peer-get-methods :convention :stdcall) :uint32
  (p-eap-method-info-array :pointer)   ; EAP_METHOD_INFO_ARRAY* out
  (pp-eap-error :pointer))   ; EAP_ERROR** out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $EapHostPeerGetMethods = Win32::API::More->new('eappcfg',
    'DWORD EapHostPeerGetMethods(LPVOID pEapMethodInfoArray, LPVOID ppEapError)');
# my $ret = $EapHostPeerGetMethods->Call($pEapMethodInfoArray, $ppEapError);
# pEapMethodInfoArray : EAP_METHOD_INFO_ARRAY* out -> LPVOID
# ppEapError : EAP_ERROR** out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。

関連項目

使用する型