CryptVerifyCertificateSignatureEx

// CRYPT32.dll
#include <windows.h>

BOOL CryptVerifyCertificateSignatureEx(
    HCRYPTPROV_LEGACY hCryptProv,   // optional
    CERT_QUERY_ENCODING_TYPE dwCertEncodingType,
    DWORD dwSubjectType,
    void* pvSubject,
    DWORD dwIssuerType,
    void* pvIssuer,   // optional
    CRYPT_VERIFY_CERT_FLAGS dwFlags,
    void* pvExtra   // optional
);

<DllImport("CRYPT32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function CryptVerifyCertificateSignatureEx(
    hCryptProv As UIntPtr,   ' HCRYPTPROV_LEGACY optional
    dwCertEncodingType As UInteger,   ' CERT_QUERY_ENCODING_TYPE
    dwSubjectType As UInteger,   ' DWORD
    pvSubject As IntPtr,   ' void*
    dwIssuerType As UInteger,   ' DWORD
    pvIssuer As IntPtr,   ' void* optional
    dwFlags As UInteger,   ' CRYPT_VERIFY_CERT_FLAGS
    pvExtra As IntPtr   ' void* optional, in/out
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function

' hCryptProv : HCRYPTPROV_LEGACY optional
' dwCertEncodingType : CERT_QUERY_ENCODING_TYPE
' dwSubjectType : DWORD
' pvSubject : void*
' dwIssuerType : DWORD
' pvIssuer : void* optional
' dwFlags : CRYPT_VERIFY_CERT_FLAGS
' pvExtra : void* optional, in/out
Declare PtrSafe Function CryptVerifyCertificateSignatureEx Lib "crypt32" ( _
    ByVal hCryptProv As LongPtr, _
    ByVal dwCertEncodingType As Long, _
    ByVal dwSubjectType As Long, _
    ByVal pvSubject As LongPtr, _
    ByVal dwIssuerType As Long, _
    ByVal pvIssuer As LongPtr, _
    ByVal dwFlags As Long, _
    ByVal pvExtra 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

CryptVerifyCertificateSignatureEx = ctypes.windll.crypt32.CryptVerifyCertificateSignatureEx
CryptVerifyCertificateSignatureEx.restype = wintypes.BOOL
CryptVerifyCertificateSignatureEx.argtypes = [
    ctypes.c_size_t,  # hCryptProv : HCRYPTPROV_LEGACY optional
    wintypes.DWORD,  # dwCertEncodingType : CERT_QUERY_ENCODING_TYPE
    wintypes.DWORD,  # dwSubjectType : DWORD
    ctypes.POINTER(None),  # pvSubject : void*
    wintypes.DWORD,  # dwIssuerType : DWORD
    ctypes.POINTER(None),  # pvIssuer : void* optional
    wintypes.DWORD,  # dwFlags : CRYPT_VERIFY_CERT_FLAGS
    ctypes.POINTER(None),  # pvExtra : void* optional, in/out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('CRYPT32.dll')
CryptVerifyCertificateSignatureEx = Fiddle::Function.new(
  lib['CryptVerifyCertificateSignatureEx'],
  [
    Fiddle::TYPE_UINTPTR_T,  # hCryptProv : HCRYPTPROV_LEGACY optional
    -Fiddle::TYPE_INT,  # dwCertEncodingType : CERT_QUERY_ENCODING_TYPE
    -Fiddle::TYPE_INT,  # dwSubjectType : DWORD
    Fiddle::TYPE_VOIDP,  # pvSubject : void*
    -Fiddle::TYPE_INT,  # dwIssuerType : DWORD
    Fiddle::TYPE_VOIDP,  # pvIssuer : void* optional
    -Fiddle::TYPE_INT,  # dwFlags : CRYPT_VERIFY_CERT_FLAGS
    Fiddle::TYPE_VOIDP,  # pvExtra : void* optional, in/out
  ],
  Fiddle::TYPE_INT)

#[link(name = "crypt32")]
extern "system" {
    fn CryptVerifyCertificateSignatureEx(
        hCryptProv: usize,  // HCRYPTPROV_LEGACY optional
        dwCertEncodingType: u32,  // CERT_QUERY_ENCODING_TYPE
        dwSubjectType: u32,  // DWORD
        pvSubject: *mut (),  // void*
        dwIssuerType: u32,  // DWORD
        pvIssuer: *mut (),  // void* optional
        dwFlags: u32,  // CRYPT_VERIFY_CERT_FLAGS
        pvExtra: *mut ()  // void* optional, in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("CRYPT32.dll", SetLastError = true)]
public static extern bool CryptVerifyCertificateSignatureEx(UIntPtr hCryptProv, uint dwCertEncodingType, uint dwSubjectType, IntPtr pvSubject, uint dwIssuerType, IntPtr pvIssuer, uint dwFlags, IntPtr pvExtra);
"@
$api = Add-Type -MemberDefinition $sig -Name 'CRYPT32_CryptVerifyCertificateSignatureEx' -Namespace Win32 -PassThru
# $api::CryptVerifyCertificateSignatureEx(hCryptProv, dwCertEncodingType, dwSubjectType, pvSubject, dwIssuerType, pvIssuer, dwFlags, pvExtra)

#uselib "CRYPT32.dll"
#func global CryptVerifyCertificateSignatureEx "CryptVerifyCertificateSignatureEx" sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr
; CryptVerifyCertificateSignatureEx hCryptProv, dwCertEncodingType, dwSubjectType, pvSubject, dwIssuerType, pvIssuer, dwFlags, pvExtra   ; 戻り値は stat
; hCryptProv : HCRYPTPROV_LEGACY optional -> "sptr"
; dwCertEncodingType : CERT_QUERY_ENCODING_TYPE -> "sptr"
; dwSubjectType : DWORD -> "sptr"
; pvSubject : void* -> "sptr"
; dwIssuerType : DWORD -> "sptr"
; pvIssuer : void* optional -> "sptr"
; dwFlags : CRYPT_VERIFY_CERT_FLAGS -> "sptr"
; pvExtra : void* optional, 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。

#uselib "CRYPT32.dll"
#cfunc global CryptVerifyCertificateSignatureEx "CryptVerifyCertificateSignatureEx" sptr, int, int, sptr, int, sptr, int, sptr
; res = CryptVerifyCertificateSignatureEx(hCryptProv, dwCertEncodingType, dwSubjectType, pvSubject, dwIssuerType, pvIssuer, dwFlags, pvExtra)
; hCryptProv : HCRYPTPROV_LEGACY optional -> "sptr"
; dwCertEncodingType : CERT_QUERY_ENCODING_TYPE -> "int"
; dwSubjectType : DWORD -> "int"
; pvSubject : void* -> "sptr"
; dwIssuerType : DWORD -> "int"
; pvIssuer : void* optional -> "sptr"
; dwFlags : CRYPT_VERIFY_CERT_FLAGS -> "int"
; pvExtra : void* optional, in/out -> "sptr"

; BOOL CryptVerifyCertificateSignatureEx(HCRYPTPROV_LEGACY hCryptProv, CERT_QUERY_ENCODING_TYPE dwCertEncodingType, DWORD dwSubjectType, void* pvSubject, DWORD dwIssuerType, void* pvIssuer, CRYPT_VERIFY_CERT_FLAGS dwFlags, void* pvExtra)
#uselib "CRYPT32.dll"
#cfunc global CryptVerifyCertificateSignatureEx "CryptVerifyCertificateSignatureEx" intptr, int, int, intptr, int, intptr, int, intptr
; res = CryptVerifyCertificateSignatureEx(hCryptProv, dwCertEncodingType, dwSubjectType, pvSubject, dwIssuerType, pvIssuer, dwFlags, pvExtra)
; hCryptProv : HCRYPTPROV_LEGACY optional -> "intptr"
; dwCertEncodingType : CERT_QUERY_ENCODING_TYPE -> "int"
; dwSubjectType : DWORD -> "int"
; pvSubject : void* -> "intptr"
; dwIssuerType : DWORD -> "int"
; pvIssuer : void* optional -> "intptr"
; dwFlags : CRYPT_VERIFY_CERT_FLAGS -> "int"
; pvExtra : void* optional, in/out -> "intptr"

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

var (
	crypt32 = windows.NewLazySystemDLL("CRYPT32.dll")
	procCryptVerifyCertificateSignatureEx = crypt32.NewProc("CryptVerifyCertificateSignatureEx")
)

// hCryptProv (HCRYPTPROV_LEGACY optional), dwCertEncodingType (CERT_QUERY_ENCODING_TYPE), dwSubjectType (DWORD), pvSubject (void*), dwIssuerType (DWORD), pvIssuer (void* optional), dwFlags (CRYPT_VERIFY_CERT_FLAGS), pvExtra (void* optional, in/out)
r1, _, err := procCryptVerifyCertificateSignatureEx.Call(
	uintptr(hCryptProv),
	uintptr(dwCertEncodingType),
	uintptr(dwSubjectType),
	uintptr(pvSubject),
	uintptr(dwIssuerType),
	uintptr(pvIssuer),
	uintptr(dwFlags),
	uintptr(pvExtra),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function CryptVerifyCertificateSignatureEx(
  hCryptProv: NativeUInt;   // HCRYPTPROV_LEGACY optional
  dwCertEncodingType: DWORD;   // CERT_QUERY_ENCODING_TYPE
  dwSubjectType: DWORD;   // DWORD
  pvSubject: Pointer;   // void*
  dwIssuerType: DWORD;   // DWORD
  pvIssuer: Pointer;   // void* optional
  dwFlags: DWORD;   // CRYPT_VERIFY_CERT_FLAGS
  pvExtra: Pointer   // void* optional, in/out
): BOOL; stdcall;
  external 'CRYPT32.dll' name 'CryptVerifyCertificateSignatureEx';

result := DllCall("CRYPT32\CryptVerifyCertificateSignatureEx"
    , "UPtr", hCryptProv   ; HCRYPTPROV_LEGACY optional
    , "UInt", dwCertEncodingType   ; CERT_QUERY_ENCODING_TYPE
    , "UInt", dwSubjectType   ; DWORD
    , "Ptr", pvSubject   ; void*
    , "UInt", dwIssuerType   ; DWORD
    , "Ptr", pvIssuer   ; void* optional
    , "UInt", dwFlags   ; CRYPT_VERIFY_CERT_FLAGS
    , "Ptr", pvExtra   ; void* optional, in/out
    , "Int")   ; return: BOOL

●CryptVerifyCertificateSignatureEx(hCryptProv, dwCertEncodingType, dwSubjectType, pvSubject, dwIssuerType, pvIssuer, dwFlags, pvExtra) = DLL("CRYPT32.dll", "bool CryptVerifyCertificateSignatureEx(int, dword, dword, void*, dword, void*, dword, void*)")
# 呼び出し: CryptVerifyCertificateSignatureEx(hCryptProv, dwCertEncodingType, dwSubjectType, pvSubject, dwIssuerType, pvIssuer, dwFlags, pvExtra)
# hCryptProv : HCRYPTPROV_LEGACY optional -> "int"
# dwCertEncodingType : CERT_QUERY_ENCODING_TYPE -> "dword"
# dwSubjectType : DWORD -> "dword"
# pvSubject : void* -> "void*"
# dwIssuerType : DWORD -> "dword"
# pvIssuer : void* optional -> "void*"
# dwFlags : CRYPT_VERIFY_CERT_FLAGS -> "dword"
# pvExtra : void* optional, 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 "crypt32" fn CryptVerifyCertificateSignatureEx(
    hCryptProv: usize, // HCRYPTPROV_LEGACY optional
    dwCertEncodingType: u32, // CERT_QUERY_ENCODING_TYPE
    dwSubjectType: u32, // DWORD
    pvSubject: ?*anyopaque, // void*
    dwIssuerType: u32, // DWORD
    pvIssuer: ?*anyopaque, // void* optional
    dwFlags: u32, // CRYPT_VERIFY_CERT_FLAGS
    pvExtra: ?*anyopaque // void* optional, in/out
) callconv(std.os.windows.WINAPI) i32;

proc CryptVerifyCertificateSignatureEx(
    hCryptProv: uint,  # HCRYPTPROV_LEGACY optional
    dwCertEncodingType: uint32,  # CERT_QUERY_ENCODING_TYPE
    dwSubjectType: uint32,  # DWORD
    pvSubject: pointer,  # void*
    dwIssuerType: uint32,  # DWORD
    pvIssuer: pointer,  # void* optional
    dwFlags: uint32,  # CRYPT_VERIFY_CERT_FLAGS
    pvExtra: pointer  # void* optional, in/out
): int32 {.importc: "CryptVerifyCertificateSignatureEx", stdcall, dynlib: "CRYPT32.dll".}

pragma(lib, "crypt32");
extern(Windows)
int CryptVerifyCertificateSignatureEx(
    size_t hCryptProv,   // HCRYPTPROV_LEGACY optional
    uint dwCertEncodingType,   // CERT_QUERY_ENCODING_TYPE
    uint dwSubjectType,   // DWORD
    void* pvSubject,   // void*
    uint dwIssuerType,   // DWORD
    void* pvIssuer,   // void* optional
    uint dwFlags,   // CRYPT_VERIFY_CERT_FLAGS
    void* pvExtra   // void* optional, in/out
);

ccall((:CryptVerifyCertificateSignatureEx, "CRYPT32.dll"), stdcall, Int32,
      (Csize_t, UInt32, UInt32, Ptr{Cvoid}, UInt32, Ptr{Cvoid}, UInt32, Ptr{Cvoid}),
      hCryptProv, dwCertEncodingType, dwSubjectType, pvSubject, dwIssuerType, pvIssuer, dwFlags, pvExtra)
# hCryptProv : HCRYPTPROV_LEGACY optional -> Csize_t
# dwCertEncodingType : CERT_QUERY_ENCODING_TYPE -> UInt32
# dwSubjectType : DWORD -> UInt32
# pvSubject : void* -> Ptr{Cvoid}
# dwIssuerType : DWORD -> UInt32
# pvIssuer : void* optional -> Ptr{Cvoid}
# dwFlags : CRYPT_VERIFY_CERT_FLAGS -> UInt32
# pvExtra : void* optional, in/out -> Ptr{Cvoid}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t CryptVerifyCertificateSignatureEx(
    uintptr_t hCryptProv,
    uint32_t dwCertEncodingType,
    uint32_t dwSubjectType,
    void* pvSubject,
    uint32_t dwIssuerType,
    void* pvIssuer,
    uint32_t dwFlags,
    void* pvExtra);
]]
local crypt32 = ffi.load("crypt32")
-- crypt32.CryptVerifyCertificateSignatureEx(hCryptProv, dwCertEncodingType, dwSubjectType, pvSubject, dwIssuerType, pvIssuer, dwFlags, pvExtra)
-- hCryptProv : HCRYPTPROV_LEGACY optional
-- dwCertEncodingType : CERT_QUERY_ENCODING_TYPE
-- dwSubjectType : DWORD
-- pvSubject : void*
-- dwIssuerType : DWORD
-- pvIssuer : void* optional
-- dwFlags : CRYPT_VERIFY_CERT_FLAGS
-- pvExtra : void* optional, 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('CRYPT32.dll');
const CryptVerifyCertificateSignatureEx = lib.func('__stdcall', 'CryptVerifyCertificateSignatureEx', 'int32_t', ['uintptr_t', 'uint32_t', 'uint32_t', 'void *', 'uint32_t', 'void *', 'uint32_t', 'void *']);
// CryptVerifyCertificateSignatureEx(hCryptProv, dwCertEncodingType, dwSubjectType, pvSubject, dwIssuerType, pvIssuer, dwFlags, pvExtra)
// hCryptProv : HCRYPTPROV_LEGACY optional -> 'uintptr_t'
// dwCertEncodingType : CERT_QUERY_ENCODING_TYPE -> 'uint32_t'
// dwSubjectType : DWORD -> 'uint32_t'
// pvSubject : void* -> 'void *'
// dwIssuerType : DWORD -> 'uint32_t'
// pvIssuer : void* optional -> 'void *'
// dwFlags : CRYPT_VERIFY_CERT_FLAGS -> 'uint32_t'
// pvExtra : void* optional, 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("CRYPT32.dll", {
  CryptVerifyCertificateSignatureEx: { parameters: ["usize", "u32", "u32", "pointer", "u32", "pointer", "u32", "pointer"], result: "i32" },
});
// lib.symbols.CryptVerifyCertificateSignatureEx(hCryptProv, dwCertEncodingType, dwSubjectType, pvSubject, dwIssuerType, pvIssuer, dwFlags, pvExtra)
// hCryptProv : HCRYPTPROV_LEGACY optional -> "usize"
// dwCertEncodingType : CERT_QUERY_ENCODING_TYPE -> "u32"
// dwSubjectType : DWORD -> "u32"
// pvSubject : void* -> "pointer"
// dwIssuerType : DWORD -> "u32"
// pvIssuer : void* optional -> "pointer"
// dwFlags : CRYPT_VERIFY_CERT_FLAGS -> "u32"
// pvExtra : void* optional, 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 CryptVerifyCertificateSignatureEx(
    size_t hCryptProv,
    uint32_t dwCertEncodingType,
    uint32_t dwSubjectType,
    void* pvSubject,
    uint32_t dwIssuerType,
    void* pvIssuer,
    uint32_t dwFlags,
    void* pvExtra);
C, "CRYPT32.dll");
// $ffi->CryptVerifyCertificateSignatureEx(hCryptProv, dwCertEncodingType, dwSubjectType, pvSubject, dwIssuerType, pvIssuer, dwFlags, pvExtra);
// hCryptProv : HCRYPTPROV_LEGACY optional
// dwCertEncodingType : CERT_QUERY_ENCODING_TYPE
// dwSubjectType : DWORD
// pvSubject : void*
// dwIssuerType : DWORD
// pvIssuer : void* optional
// dwFlags : CRYPT_VERIFY_CERT_FLAGS
// pvExtra : void* optional, 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 Crypt32 extends StdCallLibrary {
    Crypt32 INSTANCE = Native.load("crypt32", Crypt32.class);
    boolean CryptVerifyCertificateSignatureEx(
        long hCryptProv,   // HCRYPTPROV_LEGACY optional
        int dwCertEncodingType,   // CERT_QUERY_ENCODING_TYPE
        int dwSubjectType,   // DWORD
        Pointer pvSubject,   // void*
        int dwIssuerType,   // DWORD
        Pointer pvIssuer,   // void* optional
        int dwFlags,   // CRYPT_VERIFY_CERT_FLAGS
        Pointer pvExtra   // void* optional, in/out
    );
}

@[Link("crypt32")]
lib LibCRYPT32
  fun CryptVerifyCertificateSignatureEx = CryptVerifyCertificateSignatureEx(
    hCryptProv : LibC::SizeT,   # HCRYPTPROV_LEGACY optional
    dwCertEncodingType : UInt32,   # CERT_QUERY_ENCODING_TYPE
    dwSubjectType : UInt32,   # DWORD
    pvSubject : Void*,   # void*
    dwIssuerType : UInt32,   # DWORD
    pvIssuer : Void*,   # void* optional
    dwFlags : UInt32,   # CRYPT_VERIFY_CERT_FLAGS
    pvExtra : Void*   # void* optional, 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 CryptVerifyCertificateSignatureExNative = Int32 Function(UintPtr, Uint32, Uint32, Pointer<Void>, Uint32, Pointer<Void>, Uint32, Pointer<Void>);
typedef CryptVerifyCertificateSignatureExDart = int Function(int, int, int, Pointer<Void>, int, Pointer<Void>, int, Pointer<Void>);
final CryptVerifyCertificateSignatureEx = DynamicLibrary.open('CRYPT32.dll')
    .lookupFunction<CryptVerifyCertificateSignatureExNative, CryptVerifyCertificateSignatureExDart>('CryptVerifyCertificateSignatureEx');
// hCryptProv : HCRYPTPROV_LEGACY optional -> UintPtr
// dwCertEncodingType : CERT_QUERY_ENCODING_TYPE -> Uint32
// dwSubjectType : DWORD -> Uint32
// pvSubject : void* -> Pointer<Void>
// dwIssuerType : DWORD -> Uint32
// pvIssuer : void* optional -> Pointer<Void>
// dwFlags : CRYPT_VERIFY_CERT_FLAGS -> Uint32
// pvExtra : void* optional, in/out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function CryptVerifyCertificateSignatureEx(
  hCryptProv: NativeUInt;   // HCRYPTPROV_LEGACY optional
  dwCertEncodingType: DWORD;   // CERT_QUERY_ENCODING_TYPE
  dwSubjectType: DWORD;   // DWORD
  pvSubject: Pointer;   // void*
  dwIssuerType: DWORD;   // DWORD
  pvIssuer: Pointer;   // void* optional
  dwFlags: DWORD;   // CRYPT_VERIFY_CERT_FLAGS
  pvExtra: Pointer   // void* optional, in/out
): BOOL; stdcall;
  external 'CRYPT32.dll' name 'CryptVerifyCertificateSignatureEx';

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

foreign import stdcall safe "CryptVerifyCertificateSignatureEx"
  c_CryptVerifyCertificateSignatureEx :: CUIntPtr -> Word32 -> Word32 -> Ptr () -> Word32 -> Ptr () -> Word32 -> Ptr () -> IO CInt
-- hCryptProv : HCRYPTPROV_LEGACY optional -> CUIntPtr
-- dwCertEncodingType : CERT_QUERY_ENCODING_TYPE -> Word32
-- dwSubjectType : DWORD -> Word32
-- pvSubject : void* -> Ptr ()
-- dwIssuerType : DWORD -> Word32
-- pvIssuer : void* optional -> Ptr ()
-- dwFlags : CRYPT_VERIFY_CERT_FLAGS -> Word32
-- pvExtra : void* optional, 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 cryptverifycertificatesignatureex =
  foreign "CryptVerifyCertificateSignatureEx"
    (size_t @-> uint32_t @-> uint32_t @-> (ptr void) @-> uint32_t @-> (ptr void) @-> uint32_t @-> (ptr void) @-> returning int32_t)
(* hCryptProv : HCRYPTPROV_LEGACY optional -> size_t *)
(* dwCertEncodingType : CERT_QUERY_ENCODING_TYPE -> uint32_t *)
(* dwSubjectType : DWORD -> uint32_t *)
(* pvSubject : void* -> (ptr void) *)
(* dwIssuerType : DWORD -> uint32_t *)
(* pvIssuer : void* optional -> (ptr void) *)
(* dwFlags : CRYPT_VERIFY_CERT_FLAGS -> uint32_t *)
(* pvExtra : void* optional, 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 crypt32 (t "CRYPT32.dll"))
(cffi:use-foreign-library crypt32)

(cffi:defcfun ("CryptVerifyCertificateSignatureEx" crypt-verify-certificate-signature-ex :convention :stdcall) :int32
  (h-crypt-prov :uint64)   ; HCRYPTPROV_LEGACY optional
  (dw-cert-encoding-type :uint32)   ; CERT_QUERY_ENCODING_TYPE
  (dw-subject-type :uint32)   ; DWORD
  (pv-subject :pointer)   ; void*
  (dw-issuer-type :uint32)   ; DWORD
  (pv-issuer :pointer)   ; void* optional
  (dw-flags :uint32)   ; CRYPT_VERIFY_CERT_FLAGS
  (pv-extra :pointer))   ; void* optional, in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $CryptVerifyCertificateSignatureEx = Win32::API::More->new('CRYPT32',
    'BOOL CryptVerifyCertificateSignatureEx(WPARAM hCryptProv, DWORD dwCertEncodingType, DWORD dwSubjectType, LPVOID pvSubject, DWORD dwIssuerType, LPVOID pvIssuer, DWORD dwFlags, LPVOID pvExtra)');
# my $ret = $CryptVerifyCertificateSignatureEx->Call($hCryptProv, $dwCertEncodingType, $dwSubjectType, $pvSubject, $dwIssuerType, $pvIssuer, $dwFlags, $pvExtra);
# hCryptProv : HCRYPTPROV_LEGACY optional -> WPARAM
# dwCertEncodingType : CERT_QUERY_ENCODING_TYPE -> DWORD
# dwSubjectType : DWORD -> DWORD
# pvSubject : void* -> LPVOID
# dwIssuerType : DWORD -> DWORD
# pvIssuer : void* optional -> LPVOID
# dwFlags : CRYPT_VERIFY_CERT_FLAGS -> DWORD
# pvExtra : void* optional, 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。