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

SslCrackCertificate

関数
DER形式の証明書を解析しX509証明書構造体に展開する。
DLLSCHANNEL.dll呼出規約winapi対応OSWindows XP 以降

シグネチャ

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

BOOL SslCrackCertificate(
    BYTE* pbCertificate,
    DWORD cbCertificate,
    DWORD dwFlags,
    X509Certificate** ppCertificate
);

パラメーター

名前方向説明
pbCertificateBYTE*inout解析対象のエンコード済み証明書データへのポインタ(DERバイト列)。
cbCertificateDWORDinpbCertificateが指す証明書データのバイト長。
dwFlagsDWORDin解析動作を制御するフラグ。CF_CERT_AUTHORITY等を指定する。
ppCertificateX509Certificate**inout解析結果のX509Certificate構造体を受け取るポインタ。SslFreeCertificateで解放する。

戻り値の型: BOOL

各言語での呼び出し定義

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

BOOL SslCrackCertificate(
    BYTE* pbCertificate,
    DWORD cbCertificate,
    DWORD dwFlags,
    X509Certificate** ppCertificate
);
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("SCHANNEL.dll", ExactSpelling = true)]
static extern bool SslCrackCertificate(
    IntPtr pbCertificate,   // BYTE* in/out
    uint cbCertificate,   // DWORD
    uint dwFlags,   // DWORD
    IntPtr ppCertificate   // X509Certificate** in/out
);
<DllImport("SCHANNEL.dll", ExactSpelling:=True)>
Public Shared Function SslCrackCertificate(
    pbCertificate As IntPtr,   ' BYTE* in/out
    cbCertificate As UInteger,   ' DWORD
    dwFlags As UInteger,   ' DWORD
    ppCertificate As IntPtr   ' X509Certificate** in/out
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function
' pbCertificate : BYTE* in/out
' cbCertificate : DWORD
' dwFlags : DWORD
' ppCertificate : X509Certificate** in/out
Declare PtrSafe Function SslCrackCertificate Lib "schannel" ( _
    ByVal pbCertificate As LongPtr, _
    ByVal cbCertificate As Long, _
    ByVal dwFlags As Long, _
    ByVal ppCertificate 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

SslCrackCertificate = ctypes.windll.schannel.SslCrackCertificate
SslCrackCertificate.restype = wintypes.BOOL
SslCrackCertificate.argtypes = [
    ctypes.POINTER(ctypes.c_ubyte),  # pbCertificate : BYTE* in/out
    wintypes.DWORD,  # cbCertificate : DWORD
    wintypes.DWORD,  # dwFlags : DWORD
    ctypes.c_void_p,  # ppCertificate : X509Certificate** in/out
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('SCHANNEL.dll')
SslCrackCertificate = Fiddle::Function.new(
  lib['SslCrackCertificate'],
  [
    Fiddle::TYPE_VOIDP,  # pbCertificate : BYTE* in/out
    -Fiddle::TYPE_INT,  # cbCertificate : DWORD
    -Fiddle::TYPE_INT,  # dwFlags : DWORD
    Fiddle::TYPE_VOIDP,  # ppCertificate : X509Certificate** in/out
  ],
  Fiddle::TYPE_INT)
#[link(name = "schannel")]
extern "system" {
    fn SslCrackCertificate(
        pbCertificate: *mut u8,  // BYTE* in/out
        cbCertificate: u32,  // DWORD
        dwFlags: u32,  // DWORD
        ppCertificate: *mut *mut X509Certificate  // X509Certificate** in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("SCHANNEL.dll")]
public static extern bool SslCrackCertificate(IntPtr pbCertificate, uint cbCertificate, uint dwFlags, IntPtr ppCertificate);
"@
$api = Add-Type -MemberDefinition $sig -Name 'SCHANNEL_SslCrackCertificate' -Namespace Win32 -PassThru
# $api::SslCrackCertificate(pbCertificate, cbCertificate, dwFlags, ppCertificate)
#uselib "SCHANNEL.dll"
#func global SslCrackCertificate "SslCrackCertificate" sptr, sptr, sptr, sptr
; SslCrackCertificate varptr(pbCertificate), cbCertificate, dwFlags, varptr(ppCertificate)   ; 戻り値は stat
; pbCertificate : BYTE* in/out -> "sptr"
; cbCertificate : DWORD -> "sptr"
; dwFlags : DWORD -> "sptr"
; ppCertificate : X509Certificate** 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 "SCHANNEL.dll"
#cfunc global SslCrackCertificate "SslCrackCertificate" var, int, int, var
; res = SslCrackCertificate(pbCertificate, cbCertificate, dwFlags, ppCertificate)
; pbCertificate : BYTE* in/out -> "var"
; cbCertificate : DWORD -> "int"
; dwFlags : DWORD -> "int"
; ppCertificate : X509Certificate** 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 SslCrackCertificate(BYTE* pbCertificate, DWORD cbCertificate, DWORD dwFlags, X509Certificate** ppCertificate)
#uselib "SCHANNEL.dll"
#cfunc global SslCrackCertificate "SslCrackCertificate" var, int, int, var
; res = SslCrackCertificate(pbCertificate, cbCertificate, dwFlags, ppCertificate)
; pbCertificate : BYTE* in/out -> "var"
; cbCertificate : DWORD -> "int"
; dwFlags : DWORD -> "int"
; ppCertificate : X509Certificate** 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 (
	schannel = windows.NewLazySystemDLL("SCHANNEL.dll")
	procSslCrackCertificate = schannel.NewProc("SslCrackCertificate")
)

// pbCertificate (BYTE* in/out), cbCertificate (DWORD), dwFlags (DWORD), ppCertificate (X509Certificate** in/out)
r1, _, err := procSslCrackCertificate.Call(
	uintptr(pbCertificate),
	uintptr(cbCertificate),
	uintptr(dwFlags),
	uintptr(ppCertificate),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL
function SslCrackCertificate(
  pbCertificate: Pointer;   // BYTE* in/out
  cbCertificate: DWORD;   // DWORD
  dwFlags: DWORD;   // DWORD
  ppCertificate: Pointer   // X509Certificate** in/out
): BOOL; stdcall;
  external 'SCHANNEL.dll' name 'SslCrackCertificate';
result := DllCall("SCHANNEL\SslCrackCertificate"
    , "Ptr", pbCertificate   ; BYTE* in/out
    , "UInt", cbCertificate   ; DWORD
    , "UInt", dwFlags   ; DWORD
    , "Ptr", ppCertificate   ; X509Certificate** in/out
    , "Int")   ; return: BOOL
●SslCrackCertificate(pbCertificate, cbCertificate, dwFlags, ppCertificate) = DLL("SCHANNEL.dll", "bool SslCrackCertificate(void*, dword, dword, void*)")
# 呼び出し: SslCrackCertificate(pbCertificate, cbCertificate, dwFlags, ppCertificate)
# pbCertificate : BYTE* in/out -> "void*"
# cbCertificate : DWORD -> "dword"
# dwFlags : DWORD -> "dword"
# ppCertificate : X509Certificate** 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 "schannel" fn SslCrackCertificate(
    pbCertificate: [*c]u8, // BYTE* in/out
    cbCertificate: u32, // DWORD
    dwFlags: u32, // DWORD
    ppCertificate: [*c][*c]X509Certificate // X509Certificate** in/out
) callconv(std.os.windows.WINAPI) i32;
proc SslCrackCertificate(
    pbCertificate: ptr uint8,  # BYTE* in/out
    cbCertificate: uint32,  # DWORD
    dwFlags: uint32,  # DWORD
    ppCertificate: ptr X509Certificate  # X509Certificate** in/out
): int32 {.importc: "SslCrackCertificate", stdcall, dynlib: "SCHANNEL.dll".}
pragma(lib, "schannel");
extern(Windows)
int SslCrackCertificate(
    ubyte* pbCertificate,   // BYTE* in/out
    uint cbCertificate,   // DWORD
    uint dwFlags,   // DWORD
    X509Certificate** ppCertificate   // X509Certificate** in/out
);
ccall((:SslCrackCertificate, "SCHANNEL.dll"), stdcall, Int32,
      (Ptr{UInt8}, UInt32, UInt32, Ptr{X509Certificate}),
      pbCertificate, cbCertificate, dwFlags, ppCertificate)
# pbCertificate : BYTE* in/out -> Ptr{UInt8}
# cbCertificate : DWORD -> UInt32
# dwFlags : DWORD -> UInt32
# ppCertificate : X509Certificate** in/out -> Ptr{X509Certificate}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
local ffi = require("ffi")
ffi.cdef[[
int32_t SslCrackCertificate(
    uint8_t* pbCertificate,
    uint32_t cbCertificate,
    uint32_t dwFlags,
    void* ppCertificate);
]]
local schannel = ffi.load("schannel")
-- schannel.SslCrackCertificate(pbCertificate, cbCertificate, dwFlags, ppCertificate)
-- pbCertificate : BYTE* in/out
-- cbCertificate : DWORD
-- dwFlags : DWORD
-- ppCertificate : X509Certificate** 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('SCHANNEL.dll');
const SslCrackCertificate = lib.func('__stdcall', 'SslCrackCertificate', 'int32_t', ['uint8_t *', 'uint32_t', 'uint32_t', 'void *']);
// SslCrackCertificate(pbCertificate, cbCertificate, dwFlags, ppCertificate)
// pbCertificate : BYTE* in/out -> 'uint8_t *'
// cbCertificate : DWORD -> 'uint32_t'
// dwFlags : DWORD -> 'uint32_t'
// ppCertificate : X509Certificate** 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("SCHANNEL.dll", {
  SslCrackCertificate: { parameters: ["pointer", "u32", "u32", "pointer"], result: "i32" },
});
// lib.symbols.SslCrackCertificate(pbCertificate, cbCertificate, dwFlags, ppCertificate)
// pbCertificate : BYTE* in/out -> "pointer"
// cbCertificate : DWORD -> "u32"
// dwFlags : DWORD -> "u32"
// ppCertificate : X509Certificate** 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 SslCrackCertificate(
    uint8_t* pbCertificate,
    uint32_t cbCertificate,
    uint32_t dwFlags,
    void* ppCertificate);
C, "SCHANNEL.dll");
// $ffi->SslCrackCertificate(pbCertificate, cbCertificate, dwFlags, ppCertificate);
// pbCertificate : BYTE* in/out
// cbCertificate : DWORD
// dwFlags : DWORD
// ppCertificate : X509Certificate** 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 Schannel extends StdCallLibrary {
    Schannel INSTANCE = Native.load("schannel", Schannel.class);
    boolean SslCrackCertificate(
        byte[] pbCertificate,   // BYTE* in/out
        int cbCertificate,   // DWORD
        int dwFlags,   // DWORD
        Pointer ppCertificate   // X509Certificate** in/out
    );
}
@[Link("schannel")]
lib LibSCHANNEL
  fun SslCrackCertificate = SslCrackCertificate(
    pbCertificate : UInt8*,   # BYTE* in/out
    cbCertificate : UInt32,   # DWORD
    dwFlags : UInt32,   # DWORD
    ppCertificate : X509Certificate**   # X509Certificate** 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 SslCrackCertificateNative = Int32 Function(Pointer<Uint8>, Uint32, Uint32, Pointer<Void>);
typedef SslCrackCertificateDart = int Function(Pointer<Uint8>, int, int, Pointer<Void>);
final SslCrackCertificate = DynamicLibrary.open('SCHANNEL.dll')
    .lookupFunction<SslCrackCertificateNative, SslCrackCertificateDart>('SslCrackCertificate');
// pbCertificate : BYTE* in/out -> Pointer<Uint8>
// cbCertificate : DWORD -> Uint32
// dwFlags : DWORD -> Uint32
// ppCertificate : X509Certificate** in/out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function SslCrackCertificate(
  pbCertificate: Pointer;   // BYTE* in/out
  cbCertificate: DWORD;   // DWORD
  dwFlags: DWORD;   // DWORD
  ppCertificate: Pointer   // X509Certificate** in/out
): BOOL; stdcall;
  external 'SCHANNEL.dll' name 'SslCrackCertificate';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "SslCrackCertificate"
  c_SslCrackCertificate :: Ptr Word8 -> Word32 -> Word32 -> Ptr () -> IO CInt
-- pbCertificate : BYTE* in/out -> Ptr Word8
-- cbCertificate : DWORD -> Word32
-- dwFlags : DWORD -> Word32
-- ppCertificate : X509Certificate** 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 sslcrackcertificate =
  foreign "SslCrackCertificate"
    ((ptr uint8_t) @-> uint32_t @-> uint32_t @-> (ptr void) @-> returning int32_t)
(* pbCertificate : BYTE* in/out -> (ptr uint8_t) *)
(* cbCertificate : DWORD -> uint32_t *)
(* dwFlags : DWORD -> uint32_t *)
(* ppCertificate : X509Certificate** 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 schannel (t "SCHANNEL.dll"))
(cffi:use-foreign-library schannel)

(cffi:defcfun ("SslCrackCertificate" ssl-crack-certificate :convention :stdcall) :int32
  (pb-certificate :pointer)   ; BYTE* in/out
  (cb-certificate :uint32)   ; DWORD
  (dw-flags :uint32)   ; DWORD
  (pp-certificate :pointer))   ; X509Certificate** in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $SslCrackCertificate = Win32::API::More->new('SCHANNEL',
    'BOOL SslCrackCertificate(LPVOID pbCertificate, DWORD cbCertificate, DWORD dwFlags, LPVOID ppCertificate)');
# my $ret = $SslCrackCertificate->Call($pbCertificate, $cbCertificate, $dwFlags, $ppCertificate);
# pbCertificate : BYTE* in/out -> LPVOID
# cbCertificate : DWORD -> DWORD
# dwFlags : DWORD -> DWORD
# ppCertificate : X509Certificate** 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。

関連項目

使用する型