NCryptIsAlgSupported

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

HRESULT NCryptIsAlgSupported(
    NCRYPT_PROV_HANDLE hProvider,
    LPCWSTR pszAlgId,
    DWORD dwFlags
);

<DllImport("ncrypt.dll", ExactSpelling:=True)>
Public Shared Function NCryptIsAlgSupported(
    hProvider As UIntPtr,   ' NCRYPT_PROV_HANDLE
    <MarshalAs(UnmanagedType.LPWStr)> pszAlgId As String,   ' LPCWSTR
    dwFlags As UInteger   ' DWORD
) As Integer
End Function

' hProvider : NCRYPT_PROV_HANDLE
' pszAlgId : LPCWSTR
' dwFlags : DWORD
Declare PtrSafe Function NCryptIsAlgSupported Lib "ncrypt" ( _
    ByVal hProvider As LongPtr, _
    ByVal pszAlgId As LongPtr, _
    ByVal dwFlags As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

NCryptIsAlgSupported = ctypes.windll.ncrypt.NCryptIsAlgSupported
NCryptIsAlgSupported.restype = ctypes.c_int
NCryptIsAlgSupported.argtypes = [
    ctypes.c_size_t,  # hProvider : NCRYPT_PROV_HANDLE
    wintypes.LPCWSTR,  # pszAlgId : LPCWSTR
    wintypes.DWORD,  # dwFlags : DWORD
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ncrypt.dll')
NCryptIsAlgSupported = Fiddle::Function.new(
  lib['NCryptIsAlgSupported'],
  [
    Fiddle::TYPE_UINTPTR_T,  # hProvider : NCRYPT_PROV_HANDLE
    Fiddle::TYPE_VOIDP,  # pszAlgId : LPCWSTR
    -Fiddle::TYPE_INT,  # dwFlags : DWORD
  ],
  Fiddle::TYPE_INT)

#[link(name = "ncrypt")]
extern "system" {
    fn NCryptIsAlgSupported(
        hProvider: usize,  // NCRYPT_PROV_HANDLE
        pszAlgId: *const u16,  // LPCWSTR
        dwFlags: u32  // DWORD
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ncrypt.dll")]
public static extern int NCryptIsAlgSupported(UIntPtr hProvider, [MarshalAs(UnmanagedType.LPWStr)] string pszAlgId, uint dwFlags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ncrypt_NCryptIsAlgSupported' -Namespace Win32 -PassThru
# $api::NCryptIsAlgSupported(hProvider, pszAlgId, dwFlags)

#uselib "ncrypt.dll"
#func global NCryptIsAlgSupported "NCryptIsAlgSupported" sptr, sptr, sptr
; NCryptIsAlgSupported hProvider, pszAlgId, dwFlags   ; 戻り値は stat
; hProvider : NCRYPT_PROV_HANDLE -> "sptr"
; pszAlgId : LPCWSTR -> "sptr"
; dwFlags : DWORD -> "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。

#uselib "ncrypt.dll"
#cfunc global NCryptIsAlgSupported "NCryptIsAlgSupported" sptr, wstr, int
; res = NCryptIsAlgSupported(hProvider, pszAlgId, dwFlags)
; hProvider : NCRYPT_PROV_HANDLE -> "sptr"
; pszAlgId : LPCWSTR -> "wstr"
; dwFlags : DWORD -> "int"

; HRESULT NCryptIsAlgSupported(NCRYPT_PROV_HANDLE hProvider, LPCWSTR pszAlgId, DWORD dwFlags)
#uselib "ncrypt.dll"
#cfunc global NCryptIsAlgSupported "NCryptIsAlgSupported" intptr, wstr, int
; res = NCryptIsAlgSupported(hProvider, pszAlgId, dwFlags)
; hProvider : NCRYPT_PROV_HANDLE -> "intptr"
; pszAlgId : LPCWSTR -> "wstr"
; dwFlags : DWORD -> "int"

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

var (
	ncrypt = windows.NewLazySystemDLL("ncrypt.dll")
	procNCryptIsAlgSupported = ncrypt.NewProc("NCryptIsAlgSupported")
)

// hProvider (NCRYPT_PROV_HANDLE), pszAlgId (LPCWSTR), dwFlags (DWORD)
r1, _, err := procNCryptIsAlgSupported.Call(
	uintptr(hProvider),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pszAlgId))),
	uintptr(dwFlags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function NCryptIsAlgSupported(
  hProvider: NativeUInt;   // NCRYPT_PROV_HANDLE
  pszAlgId: PWideChar;   // LPCWSTR
  dwFlags: DWORD   // DWORD
): Integer; stdcall;
  external 'ncrypt.dll' name 'NCryptIsAlgSupported';

result := DllCall("ncrypt\NCryptIsAlgSupported"
    , "UPtr", hProvider   ; NCRYPT_PROV_HANDLE
    , "WStr", pszAlgId   ; LPCWSTR
    , "UInt", dwFlags   ; DWORD
    , "Int")   ; return: HRESULT

●NCryptIsAlgSupported(hProvider, pszAlgId, dwFlags) = DLL("ncrypt.dll", "int NCryptIsAlgSupported(int, char*, dword)")
# 呼び出し: NCryptIsAlgSupported(hProvider, pszAlgId, dwFlags)
# hProvider : NCRYPT_PROV_HANDLE -> "int"
# pszAlgId : LPCWSTR -> "char*"
# dwFlags : DWORD -> "dword"
# 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 "ncrypt" fn NCryptIsAlgSupported(
    hProvider: usize, // NCRYPT_PROV_HANDLE
    pszAlgId: [*c]const u16, // LPCWSTR
    dwFlags: u32 // DWORD
) callconv(std.os.windows.WINAPI) i32;

proc NCryptIsAlgSupported(
    hProvider: uint,  # NCRYPT_PROV_HANDLE
    pszAlgId: WideCString,  # LPCWSTR
    dwFlags: uint32  # DWORD
): int32 {.importc: "NCryptIsAlgSupported", stdcall, dynlib: "ncrypt.dll".}

pragma(lib, "ncrypt");
extern(Windows)
int NCryptIsAlgSupported(
    size_t hProvider,   // NCRYPT_PROV_HANDLE
    const(wchar)* pszAlgId,   // LPCWSTR
    uint dwFlags   // DWORD
);

ccall((:NCryptIsAlgSupported, "ncrypt.dll"), stdcall, Int32,
      (Csize_t, Cwstring, UInt32),
      hProvider, pszAlgId, dwFlags)
# hProvider : NCRYPT_PROV_HANDLE -> Csize_t
# pszAlgId : LPCWSTR -> Cwstring
# dwFlags : DWORD -> UInt32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t NCryptIsAlgSupported(
    uintptr_t hProvider,
    const uint16_t* pszAlgId,
    uint32_t dwFlags);
]]
local ncrypt = ffi.load("ncrypt")
-- ncrypt.NCryptIsAlgSupported(hProvider, pszAlgId, dwFlags)
-- hProvider : NCRYPT_PROV_HANDLE
-- pszAlgId : LPCWSTR
-- dwFlags : DWORD
-- 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('ncrypt.dll');
const NCryptIsAlgSupported = lib.func('__stdcall', 'NCryptIsAlgSupported', 'int32_t', ['uintptr_t', 'str16', 'uint32_t']);
// NCryptIsAlgSupported(hProvider, pszAlgId, dwFlags)
// hProvider : NCRYPT_PROV_HANDLE -> 'uintptr_t'
// pszAlgId : LPCWSTR -> 'str16'
// dwFlags : DWORD -> 'uint32_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("ncrypt.dll", {
  NCryptIsAlgSupported: { parameters: ["usize", "buffer", "u32"], result: "i32" },
});
// lib.symbols.NCryptIsAlgSupported(hProvider, pszAlgId, dwFlags)
// hProvider : NCRYPT_PROV_HANDLE -> "usize"
// pszAlgId : LPCWSTR -> "buffer"
// dwFlags : DWORD -> "u32"
// 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 NCryptIsAlgSupported(
    size_t hProvider,
    const uint16_t* pszAlgId,
    uint32_t dwFlags);
C, "ncrypt.dll");
// $ffi->NCryptIsAlgSupported(hProvider, pszAlgId, dwFlags);
// hProvider : NCRYPT_PROV_HANDLE
// pszAlgId : LPCWSTR
// dwFlags : DWORD
// 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 Ncrypt extends StdCallLibrary {
    Ncrypt INSTANCE = Native.load("ncrypt", Ncrypt.class);
    int NCryptIsAlgSupported(
        long hProvider,   // NCRYPT_PROV_HANDLE
        WString pszAlgId,   // LPCWSTR
        int dwFlags   // DWORD
    );
}

@[Link("ncrypt")]
lib Libncrypt
  fun NCryptIsAlgSupported = NCryptIsAlgSupported(
    hProvider : LibC::SizeT,   # NCRYPT_PROV_HANDLE
    pszAlgId : UInt16*,   # LPCWSTR
    dwFlags : UInt32   # DWORD
  ) : 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 NCryptIsAlgSupportedNative = Int32 Function(UintPtr, Pointer<Utf16>, Uint32);
typedef NCryptIsAlgSupportedDart = int Function(int, Pointer<Utf16>, int);
final NCryptIsAlgSupported = DynamicLibrary.open('ncrypt.dll')
    .lookupFunction<NCryptIsAlgSupportedNative, NCryptIsAlgSupportedDart>('NCryptIsAlgSupported');
// hProvider : NCRYPT_PROV_HANDLE -> UintPtr
// pszAlgId : LPCWSTR -> Pointer<Utf16>
// dwFlags : DWORD -> Uint32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function NCryptIsAlgSupported(
  hProvider: NativeUInt;   // NCRYPT_PROV_HANDLE
  pszAlgId: PWideChar;   // LPCWSTR
  dwFlags: DWORD   // DWORD
): Integer; stdcall;
  external 'ncrypt.dll' name 'NCryptIsAlgSupported';

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

foreign import stdcall safe "NCryptIsAlgSupported"
  c_NCryptIsAlgSupported :: CUIntPtr -> CWString -> Word32 -> IO Int32
-- hProvider : NCRYPT_PROV_HANDLE -> CUIntPtr
-- pszAlgId : LPCWSTR -> CWString
-- dwFlags : DWORD -> Word32
-- 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 ncryptisalgsupported =
  foreign "NCryptIsAlgSupported"
    (size_t @-> (ptr uint16_t) @-> uint32_t @-> returning int32_t)
(* hProvider : NCRYPT_PROV_HANDLE -> size_t *)
(* pszAlgId : LPCWSTR -> (ptr uint16_t) *)
(* dwFlags : DWORD -> uint32_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 ncrypt (t "ncrypt.dll"))
(cffi:use-foreign-library ncrypt)

(cffi:defcfun ("NCryptIsAlgSupported" ncrypt-is-alg-supported :convention :stdcall) :int32
  (h-provider :uint64)   ; NCRYPT_PROV_HANDLE
  (psz-alg-id (:string :encoding :utf-16le))   ; LPCWSTR
  (dw-flags :uint32))   ; DWORD
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $NCryptIsAlgSupported = Win32::API::More->new('ncrypt',
    'int NCryptIsAlgSupported(WPARAM hProvider, LPCWSTR pszAlgId, DWORD dwFlags)');
# my $ret = $NCryptIsAlgSupported->Call($hProvider, $pszAlgId, $dwFlags);
# hProvider : NCRYPT_PROV_HANDLE -> WPARAM
# pszAlgId : LPCWSTR -> LPCWSTR
# dwFlags : DWORD -> DWORD
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。