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WintrustLoadFunctionPointers

関数
指定アクションIDの信頼プロバイダー関数ポインタを読み込む。
DLLWINTRUST.dll呼出規約winapi対応OSWindows XP 以降
📘 Microsoft Learn (日本語) · English

シグネチャ

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

BOOL WintrustLoadFunctionPointers(
    GUID* pgActionID,
    CRYPT_PROVIDER_FUNCTIONS* pPfns
);

パラメーター

名前型方向説明
pgActionIDGUID*inout対象アクションを識別するGUIDへのポインタ。関数ポインタを取得するプロバイダーを指定する。
pPfnsCRYPT_PROVIDER_FUNCTIONS*inout取得した各プロバイダー関数ポインタを受け取るCRYPT_PROVIDER_FUNCTIONS構造体へのポインタ。出力用。

戻り値の型: BOOL

各言語での呼び出し定義

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

BOOL WintrustLoadFunctionPointers(
    GUID* pgActionID,
    CRYPT_PROVIDER_FUNCTIONS* pPfns
);
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("WINTRUST.dll", ExactSpelling = true)]
static extern bool WintrustLoadFunctionPointers(
    ref Guid pgActionID,   // GUID* in/out
    IntPtr pPfns   // CRYPT_PROVIDER_FUNCTIONS* in/out
);
<DllImport("WINTRUST.dll", ExactSpelling:=True)>
Public Shared Function WintrustLoadFunctionPointers(
    ByRef pgActionID As Guid,   ' GUID* in/out
    pPfns As IntPtr   ' CRYPT_PROVIDER_FUNCTIONS* in/out
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function
' pgActionID : GUID* in/out
' pPfns : CRYPT_PROVIDER_FUNCTIONS* in/out
Declare PtrSafe Function WintrustLoadFunctionPointers Lib "wintrust" ( _
    ByVal pgActionID As LongPtr, _
    ByVal pPfns 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

WintrustLoadFunctionPointers = ctypes.windll.wintrust.WintrustLoadFunctionPointers
WintrustLoadFunctionPointers.restype = wintypes.BOOL
WintrustLoadFunctionPointers.argtypes = [
    ctypes.c_void_p,  # pgActionID : GUID* in/out
    ctypes.c_void_p,  # pPfns : CRYPT_PROVIDER_FUNCTIONS* in/out
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WINTRUST.dll')
WintrustLoadFunctionPointers = Fiddle::Function.new(
  lib['WintrustLoadFunctionPointers'],
  [
    Fiddle::TYPE_VOIDP,  # pgActionID : GUID* in/out
    Fiddle::TYPE_VOIDP,  # pPfns : CRYPT_PROVIDER_FUNCTIONS* in/out
  ],
  Fiddle::TYPE_INT)
#[link(name = "wintrust")]
extern "system" {
    fn WintrustLoadFunctionPointers(
        pgActionID: *mut GUID,  // GUID* in/out
        pPfns: *mut CRYPT_PROVIDER_FUNCTIONS  // CRYPT_PROVIDER_FUNCTIONS* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("WINTRUST.dll")]
public static extern bool WintrustLoadFunctionPointers(ref Guid pgActionID, IntPtr pPfns);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WINTRUST_WintrustLoadFunctionPointers' -Namespace Win32 -PassThru
# $api::WintrustLoadFunctionPointers(pgActionID, pPfns)
#uselib "WINTRUST.dll"
#func global WintrustLoadFunctionPointers "WintrustLoadFunctionPointers" sptr, sptr
; WintrustLoadFunctionPointers varptr(pgActionID), varptr(pPfns)   ; 戻り値は stat
; pgActionID : GUID* in/out -> "sptr"
; pPfns : CRYPT_PROVIDER_FUNCTIONS* in/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 "WINTRUST.dll"
#cfunc global WintrustLoadFunctionPointers "WintrustLoadFunctionPointers" var, var
; res = WintrustLoadFunctionPointers(pgActionID, pPfns)
; pgActionID : GUID* in/out -> "var"
; pPfns : CRYPT_PROVIDER_FUNCTIONS* in/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: 
; BOOL WintrustLoadFunctionPointers(GUID* pgActionID, CRYPT_PROVIDER_FUNCTIONS* pPfns)
#uselib "WINTRUST.dll"
#cfunc global WintrustLoadFunctionPointers "WintrustLoadFunctionPointers" var, var
; res = WintrustLoadFunctionPointers(pgActionID, pPfns)
; pgActionID : GUID* in/out -> "var"
; pPfns : CRYPT_PROVIDER_FUNCTIONS* in/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 (
	wintrust = windows.NewLazySystemDLL("WINTRUST.dll")
	procWintrustLoadFunctionPointers = wintrust.NewProc("WintrustLoadFunctionPointers")
)

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

foreign import stdcall safe "WintrustLoadFunctionPointers"
  c_WintrustLoadFunctionPointers :: Ptr () -> Ptr () -> IO CInt
-- pgActionID : GUID* in/out -> Ptr ()
-- pPfns : CRYPT_PROVIDER_FUNCTIONS* in/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 wintrustloadfunctionpointers =
  foreign "WintrustLoadFunctionPointers"
    ((ptr void) @-> (ptr void) @-> returning int32_t)
(* pgActionID : GUID* in/out -> (ptr void) *)
(* pPfns : CRYPT_PROVIDER_FUNCTIONS* in/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 wintrust (t "WINTRUST.dll"))
(cffi:use-foreign-library wintrust)

(cffi:defcfun ("WintrustLoadFunctionPointers" wintrust-load-function-pointers :convention :stdcall) :int32
  (pg-action-id :pointer)   ; GUID* in/out
  (p-pfns :pointer))   ; CRYPT_PROVIDER_FUNCTIONS* in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $WintrustLoadFunctionPointers = Win32::API::More->new('WINTRUST',
    'BOOL WintrustLoadFunctionPointers(LPVOID pgActionID, LPVOID pPfns)');
# my $ret = $WintrustLoadFunctionPointers->Call($pgActionID, $pPfns);
# pgActionID : GUID* in/out -> LPVOID
# pPfns : CRYPT_PROVIDER_FUNCTIONS* in/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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