Win32 API 日本語リファレンス
ホームSecurity.Authentication.WebAuthn › WebAuthNDeletePlatformCredential

WebAuthNDeletePlatformCredential

関数
指定したプラットフォームWebAuthn資格情報を削除する。
DLLwebauthn.dll呼出規約winapi

シグネチャ

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

HRESULT WebAuthNDeletePlatformCredential(
    DWORD cbCredentialId,
    const BYTE* pbCredentialId
);

パラメーター

名前方向説明
cbCredentialIdDWORDinpbCredentialIdが指す資格情報IDのバイト長。
pbCredentialIdBYTE*in削除対象のプラットフォーム資格情報IDのバイト列へのポインタ。

戻り値の型: HRESULT

各言語での呼び出し定義

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

HRESULT WebAuthNDeletePlatformCredential(
    DWORD cbCredentialId,
    const BYTE* pbCredentialId
);
[DllImport("webauthn.dll", ExactSpelling = true)]
static extern int WebAuthNDeletePlatformCredential(
    uint cbCredentialId,   // DWORD
    IntPtr pbCredentialId   // BYTE*
);
<DllImport("webauthn.dll", ExactSpelling:=True)>
Public Shared Function WebAuthNDeletePlatformCredential(
    cbCredentialId As UInteger,   ' DWORD
    pbCredentialId As IntPtr   ' BYTE*
) As Integer
End Function
' cbCredentialId : DWORD
' pbCredentialId : BYTE*
Declare PtrSafe Function WebAuthNDeletePlatformCredential Lib "webauthn" ( _
    ByVal cbCredentialId As Long, _
    ByVal pbCredentialId 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

WebAuthNDeletePlatformCredential = ctypes.windll.webauthn.WebAuthNDeletePlatformCredential
WebAuthNDeletePlatformCredential.restype = ctypes.c_int
WebAuthNDeletePlatformCredential.argtypes = [
    wintypes.DWORD,  # cbCredentialId : DWORD
    ctypes.POINTER(ctypes.c_ubyte),  # pbCredentialId : BYTE*
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('webauthn.dll')
WebAuthNDeletePlatformCredential = Fiddle::Function.new(
  lib['WebAuthNDeletePlatformCredential'],
  [
    -Fiddle::TYPE_INT,  # cbCredentialId : DWORD
    Fiddle::TYPE_VOIDP,  # pbCredentialId : BYTE*
  ],
  Fiddle::TYPE_INT)
#[link(name = "webauthn")]
extern "system" {
    fn WebAuthNDeletePlatformCredential(
        cbCredentialId: u32,  // DWORD
        pbCredentialId: *const u8  // BYTE*
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("webauthn.dll")]
public static extern int WebAuthNDeletePlatformCredential(uint cbCredentialId, IntPtr pbCredentialId);
"@
$api = Add-Type -MemberDefinition $sig -Name 'webauthn_WebAuthNDeletePlatformCredential' -Namespace Win32 -PassThru
# $api::WebAuthNDeletePlatformCredential(cbCredentialId, pbCredentialId)
#uselib "webauthn.dll"
#func global WebAuthNDeletePlatformCredential "WebAuthNDeletePlatformCredential" sptr, sptr
; WebAuthNDeletePlatformCredential cbCredentialId, varptr(pbCredentialId)   ; 戻り値は stat
; cbCredentialId : DWORD -> "sptr"
; pbCredentialId : BYTE* -> "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 WebAuthNDeletePlatformCredential "WebAuthNDeletePlatformCredential" int, var
; res = WebAuthNDeletePlatformCredential(cbCredentialId, pbCredentialId)
; cbCredentialId : DWORD -> "int"
; pbCredentialId : BYTE* -> "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 WebAuthNDeletePlatformCredential(DWORD cbCredentialId, BYTE* pbCredentialId)
#uselib "webauthn.dll"
#cfunc global WebAuthNDeletePlatformCredential "WebAuthNDeletePlatformCredential" int, var
; res = WebAuthNDeletePlatformCredential(cbCredentialId, pbCredentialId)
; cbCredentialId : DWORD -> "int"
; pbCredentialId : BYTE* -> "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")
	procWebAuthNDeletePlatformCredential = webauthn.NewProc("WebAuthNDeletePlatformCredential")
)

// cbCredentialId (DWORD), pbCredentialId (BYTE*)
r1, _, err := procWebAuthNDeletePlatformCredential.Call(
	uintptr(cbCredentialId),
	uintptr(pbCredentialId),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT
function WebAuthNDeletePlatformCredential(
  cbCredentialId: DWORD;   // DWORD
  pbCredentialId: Pointer   // BYTE*
): Integer; stdcall;
  external 'webauthn.dll' name 'WebAuthNDeletePlatformCredential';
result := DllCall("webauthn\WebAuthNDeletePlatformCredential"
    , "UInt", cbCredentialId   ; DWORD
    , "Ptr", pbCredentialId   ; BYTE*
    , "Int")   ; return: HRESULT
●WebAuthNDeletePlatformCredential(cbCredentialId, pbCredentialId) = DLL("webauthn.dll", "int WebAuthNDeletePlatformCredential(dword, void*)")
# 呼び出し: WebAuthNDeletePlatformCredential(cbCredentialId, pbCredentialId)
# cbCredentialId : DWORD -> "dword"
# pbCredentialId : BYTE* -> "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 WebAuthNDeletePlatformCredential(
    cbCredentialId: u32, // DWORD
    pbCredentialId: [*c]u8 // BYTE*
) callconv(std.os.windows.WINAPI) i32;
proc WebAuthNDeletePlatformCredential(
    cbCredentialId: uint32,  # DWORD
    pbCredentialId: ptr uint8  # BYTE*
): int32 {.importc: "WebAuthNDeletePlatformCredential", stdcall, dynlib: "webauthn.dll".}
pragma(lib, "webauthn");
extern(Windows)
int WebAuthNDeletePlatformCredential(
    uint cbCredentialId,   // DWORD
    ubyte* pbCredentialId   // BYTE*
);
ccall((:WebAuthNDeletePlatformCredential, "webauthn.dll"), stdcall, Int32,
      (UInt32, Ptr{UInt8}),
      cbCredentialId, pbCredentialId)
# cbCredentialId : DWORD -> UInt32
# pbCredentialId : BYTE* -> Ptr{UInt8}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
local ffi = require("ffi")
ffi.cdef[[
int32_t WebAuthNDeletePlatformCredential(
    uint32_t cbCredentialId,
    uint8_t* pbCredentialId);
]]
local webauthn = ffi.load("webauthn")
-- webauthn.WebAuthNDeletePlatformCredential(cbCredentialId, pbCredentialId)
-- cbCredentialId : DWORD
-- pbCredentialId : BYTE*
-- 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 WebAuthNDeletePlatformCredential = lib.func('__stdcall', 'WebAuthNDeletePlatformCredential', 'int32_t', ['uint32_t', 'uint8_t *']);
// WebAuthNDeletePlatformCredential(cbCredentialId, pbCredentialId)
// cbCredentialId : DWORD -> 'uint32_t'
// pbCredentialId : BYTE* -> 'uint8_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("webauthn.dll", {
  WebAuthNDeletePlatformCredential: { parameters: ["u32", "pointer"], result: "i32" },
});
// lib.symbols.WebAuthNDeletePlatformCredential(cbCredentialId, pbCredentialId)
// cbCredentialId : DWORD -> "u32"
// pbCredentialId : BYTE* -> "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 WebAuthNDeletePlatformCredential(
    uint32_t cbCredentialId,
    uint8_t* pbCredentialId);
C, "webauthn.dll");
// $ffi->WebAuthNDeletePlatformCredential(cbCredentialId, pbCredentialId);
// cbCredentialId : DWORD
// pbCredentialId : BYTE*
// 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 WebAuthNDeletePlatformCredential(
        int cbCredentialId,   // DWORD
        byte[] pbCredentialId   // BYTE*
    );
}
@[Link("webauthn")]
lib Libwebauthn
  fun WebAuthNDeletePlatformCredential = WebAuthNDeletePlatformCredential(
    cbCredentialId : UInt32,   # DWORD
    pbCredentialId : UInt8*   # BYTE*
  ) : 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 WebAuthNDeletePlatformCredentialNative = Int32 Function(Uint32, Pointer<Uint8>);
typedef WebAuthNDeletePlatformCredentialDart = int Function(int, Pointer<Uint8>);
final WebAuthNDeletePlatformCredential = DynamicLibrary.open('webauthn.dll')
    .lookupFunction<WebAuthNDeletePlatformCredentialNative, WebAuthNDeletePlatformCredentialDart>('WebAuthNDeletePlatformCredential');
// cbCredentialId : DWORD -> Uint32
// pbCredentialId : BYTE* -> Pointer<Uint8>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function WebAuthNDeletePlatformCredential(
  cbCredentialId: DWORD;   // DWORD
  pbCredentialId: Pointer   // BYTE*
): Integer; stdcall;
  external 'webauthn.dll' name 'WebAuthNDeletePlatformCredential';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "WebAuthNDeletePlatformCredential"
  c_WebAuthNDeletePlatformCredential :: Word32 -> Ptr Word8 -> IO Int32
-- cbCredentialId : DWORD -> Word32
-- pbCredentialId : BYTE* -> Ptr Word8
-- 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 webauthndeleteplatformcredential =
  foreign "WebAuthNDeletePlatformCredential"
    (uint32_t @-> (ptr uint8_t) @-> returning int32_t)
(* cbCredentialId : DWORD -> uint32_t *)
(* pbCredentialId : BYTE* -> (ptr uint8_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 webauthn (t "webauthn.dll"))
(cffi:use-foreign-library webauthn)

(cffi:defcfun ("WebAuthNDeletePlatformCredential" web-auth-ndelete-platform-credential :convention :stdcall) :int32
  (cb-credential-id :uint32)   ; DWORD
  (pb-credential-id :pointer))   ; BYTE*
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $WebAuthNDeletePlatformCredential = Win32::API::More->new('webauthn',
    'int WebAuthNDeletePlatformCredential(DWORD cbCredentialId, LPVOID pbCredentialId)');
# my $ret = $WebAuthNDeletePlatformCredential->Call($cbCredentialId, $pbCredentialId);
# cbCredentialId : DWORD -> DWORD
# pbCredentialId : BYTE* -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。