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WebAuthNGetPlatformCredentialList

関数
プラットフォームに保存されたWebAuthn資格情報の一覧を取得する。
DLLwebauthn.dll呼出規約winapi
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シグネチャ

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

HRESULT WebAuthNGetPlatformCredentialList(
    WEBAUTHN_GET_CREDENTIALS_OPTIONS* pGetCredentialsOptions,
    WEBAUTHN_CREDENTIAL_DETAILS_LIST** ppCredentialDetailsList
);

パラメーター

名前型方向説明
pGetCredentialsOptionsWEBAUTHN_GET_CREDENTIALS_OPTIONS*in取得条件を指定するWEBAUTHN_GET_CREDENTIALS_OPTIONS構造体へのポインタ。
ppCredentialDetailsListWEBAUTHN_CREDENTIAL_DETAILS_LIST**outプラットフォーム資格情報の一覧WEBAUTHN_CREDENTIAL_DETAILS_LISTを受け取るポインタ。WebAuthNFreePlatformCredentialListで解放する。

戻り値の型: HRESULT

各言語での呼び出し定義

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

HRESULT WebAuthNGetPlatformCredentialList(
    WEBAUTHN_GET_CREDENTIALS_OPTIONS* pGetCredentialsOptions,
    WEBAUTHN_CREDENTIAL_DETAILS_LIST** ppCredentialDetailsList
);
[DllImport("webauthn.dll", ExactSpelling = true)]
static extern int WebAuthNGetPlatformCredentialList(
    IntPtr pGetCredentialsOptions,   // WEBAUTHN_GET_CREDENTIALS_OPTIONS*
    IntPtr ppCredentialDetailsList   // WEBAUTHN_CREDENTIAL_DETAILS_LIST** out
);
<DllImport("webauthn.dll", ExactSpelling:=True)>
Public Shared Function WebAuthNGetPlatformCredentialList(
    pGetCredentialsOptions As IntPtr,   ' WEBAUTHN_GET_CREDENTIALS_OPTIONS*
    ppCredentialDetailsList As IntPtr   ' WEBAUTHN_CREDENTIAL_DETAILS_LIST** out
) As Integer
End Function
' pGetCredentialsOptions : WEBAUTHN_GET_CREDENTIALS_OPTIONS*
' ppCredentialDetailsList : WEBAUTHN_CREDENTIAL_DETAILS_LIST** out
Declare PtrSafe Function WebAuthNGetPlatformCredentialList Lib "webauthn" ( _
    ByVal pGetCredentialsOptions As LongPtr, _
    ByVal ppCredentialDetailsList 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

WebAuthNGetPlatformCredentialList = ctypes.windll.webauthn.WebAuthNGetPlatformCredentialList
WebAuthNGetPlatformCredentialList.restype = ctypes.c_int
WebAuthNGetPlatformCredentialList.argtypes = [
    ctypes.c_void_p,  # pGetCredentialsOptions : WEBAUTHN_GET_CREDENTIALS_OPTIONS*
    ctypes.c_void_p,  # ppCredentialDetailsList : WEBAUTHN_CREDENTIAL_DETAILS_LIST** out
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('webauthn.dll')
WebAuthNGetPlatformCredentialList = Fiddle::Function.new(
  lib['WebAuthNGetPlatformCredentialList'],
  [
    Fiddle::TYPE_VOIDP,  # pGetCredentialsOptions : WEBAUTHN_GET_CREDENTIALS_OPTIONS*
    Fiddle::TYPE_VOIDP,  # ppCredentialDetailsList : WEBAUTHN_CREDENTIAL_DETAILS_LIST** out
  ],
  Fiddle::TYPE_INT)
#[link(name = "webauthn")]
extern "system" {
    fn WebAuthNGetPlatformCredentialList(
        pGetCredentialsOptions: *mut WEBAUTHN_GET_CREDENTIALS_OPTIONS,  // WEBAUTHN_GET_CREDENTIALS_OPTIONS*
        ppCredentialDetailsList: *mut *mut WEBAUTHN_CREDENTIAL_DETAILS_LIST  // WEBAUTHN_CREDENTIAL_DETAILS_LIST** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("webauthn.dll")]
public static extern int WebAuthNGetPlatformCredentialList(IntPtr pGetCredentialsOptions, IntPtr ppCredentialDetailsList);
"@
$api = Add-Type -MemberDefinition $sig -Name 'webauthn_WebAuthNGetPlatformCredentialList' -Namespace Win32 -PassThru
# $api::WebAuthNGetPlatformCredentialList(pGetCredentialsOptions, ppCredentialDetailsList)
#uselib "webauthn.dll"
#func global WebAuthNGetPlatformCredentialList "WebAuthNGetPlatformCredentialList" sptr, sptr
; WebAuthNGetPlatformCredentialList varptr(pGetCredentialsOptions), varptr(ppCredentialDetailsList)   ; 戻り値は stat
; pGetCredentialsOptions : WEBAUTHN_GET_CREDENTIALS_OPTIONS* -> "sptr"
; ppCredentialDetailsList : WEBAUTHN_CREDENTIAL_DETAILS_LIST** 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 "webauthn.dll"
#cfunc global WebAuthNGetPlatformCredentialList "WebAuthNGetPlatformCredentialList" var, var
; res = WebAuthNGetPlatformCredentialList(pGetCredentialsOptions, ppCredentialDetailsList)
; pGetCredentialsOptions : WEBAUTHN_GET_CREDENTIALS_OPTIONS* -> "var"
; ppCredentialDetailsList : WEBAUTHN_CREDENTIAL_DETAILS_LIST** 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: 
; HRESULT WebAuthNGetPlatformCredentialList(WEBAUTHN_GET_CREDENTIALS_OPTIONS* pGetCredentialsOptions, WEBAUTHN_CREDENTIAL_DETAILS_LIST** ppCredentialDetailsList)
#uselib "webauthn.dll"
#cfunc global WebAuthNGetPlatformCredentialList "WebAuthNGetPlatformCredentialList" var, var
; res = WebAuthNGetPlatformCredentialList(pGetCredentialsOptions, ppCredentialDetailsList)
; pGetCredentialsOptions : WEBAUTHN_GET_CREDENTIALS_OPTIONS* -> "var"
; ppCredentialDetailsList : WEBAUTHN_CREDENTIAL_DETAILS_LIST** 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 (
	webauthn = windows.NewLazySystemDLL("webauthn.dll")
	procWebAuthNGetPlatformCredentialList = webauthn.NewProc("WebAuthNGetPlatformCredentialList")
)

// pGetCredentialsOptions (WEBAUTHN_GET_CREDENTIALS_OPTIONS*), ppCredentialDetailsList (WEBAUTHN_CREDENTIAL_DETAILS_LIST** out)
r1, _, err := procWebAuthNGetPlatformCredentialList.Call(
	uintptr(pGetCredentialsOptions),
	uintptr(ppCredentialDetailsList),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT
function WebAuthNGetPlatformCredentialList(
  pGetCredentialsOptions: Pointer;   // WEBAUTHN_GET_CREDENTIALS_OPTIONS*
  ppCredentialDetailsList: Pointer   // WEBAUTHN_CREDENTIAL_DETAILS_LIST** out
): Integer; stdcall;
  external 'webauthn.dll' name 'WebAuthNGetPlatformCredentialList';
result := DllCall("webauthn\WebAuthNGetPlatformCredentialList"
    , "Ptr", pGetCredentialsOptions   ; WEBAUTHN_GET_CREDENTIALS_OPTIONS*
    , "Ptr", ppCredentialDetailsList   ; WEBAUTHN_CREDENTIAL_DETAILS_LIST** out
    , "Int")   ; return: HRESULT
●WebAuthNGetPlatformCredentialList(pGetCredentialsOptions, ppCredentialDetailsList) = DLL("webauthn.dll", "int WebAuthNGetPlatformCredentialList(void*, void*)")
# 呼び出し: WebAuthNGetPlatformCredentialList(pGetCredentialsOptions, ppCredentialDetailsList)
# pGetCredentialsOptions : WEBAUTHN_GET_CREDENTIALS_OPTIONS* -> "void*"
# ppCredentialDetailsList : WEBAUTHN_CREDENTIAL_DETAILS_LIST** 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 "webauthn" fn WebAuthNGetPlatformCredentialList(
    pGetCredentialsOptions: [*c]WEBAUTHN_GET_CREDENTIALS_OPTIONS, // WEBAUTHN_GET_CREDENTIALS_OPTIONS*
    ppCredentialDetailsList: [*c][*c]WEBAUTHN_CREDENTIAL_DETAILS_LIST // WEBAUTHN_CREDENTIAL_DETAILS_LIST** out
) callconv(std.os.windows.WINAPI) i32;
proc WebAuthNGetPlatformCredentialList(
    pGetCredentialsOptions: ptr WEBAUTHN_GET_CREDENTIALS_OPTIONS,  # WEBAUTHN_GET_CREDENTIALS_OPTIONS*
    ppCredentialDetailsList: ptr WEBAUTHN_CREDENTIAL_DETAILS_LIST  # WEBAUTHN_CREDENTIAL_DETAILS_LIST** out
): int32 {.importc: "WebAuthNGetPlatformCredentialList", stdcall, dynlib: "webauthn.dll".}
pragma(lib, "webauthn");
extern(Windows)
int WebAuthNGetPlatformCredentialList(
    WEBAUTHN_GET_CREDENTIALS_OPTIONS* pGetCredentialsOptions,   // WEBAUTHN_GET_CREDENTIALS_OPTIONS*
    WEBAUTHN_CREDENTIAL_DETAILS_LIST** ppCredentialDetailsList   // WEBAUTHN_CREDENTIAL_DETAILS_LIST** out
);
ccall((:WebAuthNGetPlatformCredentialList, "webauthn.dll"), stdcall, Int32,
      (Ptr{WEBAUTHN_GET_CREDENTIALS_OPTIONS}, Ptr{WEBAUTHN_CREDENTIAL_DETAILS_LIST}),
      pGetCredentialsOptions, ppCredentialDetailsList)
# pGetCredentialsOptions : WEBAUTHN_GET_CREDENTIALS_OPTIONS* -> Ptr{WEBAUTHN_GET_CREDENTIALS_OPTIONS}
# ppCredentialDetailsList : WEBAUTHN_CREDENTIAL_DETAILS_LIST** out -> Ptr{WEBAUTHN_CREDENTIAL_DETAILS_LIST}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
local ffi = require("ffi")
ffi.cdef[[
int32_t WebAuthNGetPlatformCredentialList(
    void* pGetCredentialsOptions,
    void* ppCredentialDetailsList);
]]
local webauthn = ffi.load("webauthn")
-- webauthn.WebAuthNGetPlatformCredentialList(pGetCredentialsOptions, ppCredentialDetailsList)
-- pGetCredentialsOptions : WEBAUTHN_GET_CREDENTIALS_OPTIONS*
-- ppCredentialDetailsList : WEBAUTHN_CREDENTIAL_DETAILS_LIST** 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('webauthn.dll');
const WebAuthNGetPlatformCredentialList = lib.func('__stdcall', 'WebAuthNGetPlatformCredentialList', 'int32_t', ['void *', 'void *']);
// WebAuthNGetPlatformCredentialList(pGetCredentialsOptions, ppCredentialDetailsList)
// pGetCredentialsOptions : WEBAUTHN_GET_CREDENTIALS_OPTIONS* -> 'void *'
// ppCredentialDetailsList : WEBAUTHN_CREDENTIAL_DETAILS_LIST** 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("webauthn.dll", {
  WebAuthNGetPlatformCredentialList: { parameters: ["pointer", "pointer"], result: "i32" },
});
// lib.symbols.WebAuthNGetPlatformCredentialList(pGetCredentialsOptions, ppCredentialDetailsList)
// pGetCredentialsOptions : WEBAUTHN_GET_CREDENTIALS_OPTIONS* -> "pointer"
// ppCredentialDetailsList : WEBAUTHN_CREDENTIAL_DETAILS_LIST** 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
int32_t WebAuthNGetPlatformCredentialList(
    void* pGetCredentialsOptions,
    void* ppCredentialDetailsList);
C, "webauthn.dll");
// $ffi->WebAuthNGetPlatformCredentialList(pGetCredentialsOptions, ppCredentialDetailsList);
// pGetCredentialsOptions : WEBAUTHN_GET_CREDENTIALS_OPTIONS*
// ppCredentialDetailsList : WEBAUTHN_CREDENTIAL_DETAILS_LIST** 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 Webauthn extends StdCallLibrary {
    Webauthn INSTANCE = Native.load("webauthn", Webauthn.class);
    int WebAuthNGetPlatformCredentialList(
        Pointer pGetCredentialsOptions,   // WEBAUTHN_GET_CREDENTIALS_OPTIONS*
        Pointer ppCredentialDetailsList   // WEBAUTHN_CREDENTIAL_DETAILS_LIST** out
    );
}
@[Link("webauthn")]
lib Libwebauthn
  fun WebAuthNGetPlatformCredentialList = WebAuthNGetPlatformCredentialList(
    pGetCredentialsOptions : WEBAUTHN_GET_CREDENTIALS_OPTIONS*,   # WEBAUTHN_GET_CREDENTIALS_OPTIONS*
    ppCredentialDetailsList : WEBAUTHN_CREDENTIAL_DETAILS_LIST**   # WEBAUTHN_CREDENTIAL_DETAILS_LIST** 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 WebAuthNGetPlatformCredentialListNative = Int32 Function(Pointer<Void>, Pointer<Void>);
typedef WebAuthNGetPlatformCredentialListDart = int Function(Pointer<Void>, Pointer<Void>);
final WebAuthNGetPlatformCredentialList = DynamicLibrary.open('webauthn.dll')
    .lookupFunction<WebAuthNGetPlatformCredentialListNative, WebAuthNGetPlatformCredentialListDart>('WebAuthNGetPlatformCredentialList');
// pGetCredentialsOptions : WEBAUTHN_GET_CREDENTIALS_OPTIONS* -> Pointer<Void>
// ppCredentialDetailsList : WEBAUTHN_CREDENTIAL_DETAILS_LIST** out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function WebAuthNGetPlatformCredentialList(
  pGetCredentialsOptions: Pointer;   // WEBAUTHN_GET_CREDENTIALS_OPTIONS*
  ppCredentialDetailsList: Pointer   // WEBAUTHN_CREDENTIAL_DETAILS_LIST** out
): Integer; stdcall;
  external 'webauthn.dll' name 'WebAuthNGetPlatformCredentialList';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "WebAuthNGetPlatformCredentialList"
  c_WebAuthNGetPlatformCredentialList :: Ptr () -> Ptr () -> IO Int32
-- pGetCredentialsOptions : WEBAUTHN_GET_CREDENTIALS_OPTIONS* -> Ptr ()
-- ppCredentialDetailsList : WEBAUTHN_CREDENTIAL_DETAILS_LIST** 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 webauthngetplatformcredentiallist =
  foreign "WebAuthNGetPlatformCredentialList"
    ((ptr void) @-> (ptr void) @-> returning int32_t)
(* pGetCredentialsOptions : WEBAUTHN_GET_CREDENTIALS_OPTIONS* -> (ptr void) *)
(* ppCredentialDetailsList : WEBAUTHN_CREDENTIAL_DETAILS_LIST** 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 webauthn (t "webauthn.dll"))
(cffi:use-foreign-library webauthn)

(cffi:defcfun ("WebAuthNGetPlatformCredentialList" web-auth-nget-platform-credential-list :convention :stdcall) :int32
  (p-get-credentials-options :pointer)   ; WEBAUTHN_GET_CREDENTIALS_OPTIONS*
  (pp-credential-details-list :pointer))   ; WEBAUTHN_CREDENTIAL_DETAILS_LIST** out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $WebAuthNGetPlatformCredentialList = Win32::API::More->new('webauthn',
    'int WebAuthNGetPlatformCredentialList(LPVOID pGetCredentialsOptions, LPVOID ppCredentialDetailsList)');
# my $ret = $WebAuthNGetPlatformCredentialList->Call($pGetCredentialsOptions, $ppCredentialDetailsList);
# pGetCredentialsOptions : WEBAUTHN_GET_CREDENTIALS_OPTIONS* -> LPVOID
# ppCredentialDetailsList : WEBAUTHN_CREDENTIAL_DETAILS_LIST** out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。

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