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MakeSignature
関数メッセージに暗号署名を付与して改ざん検出を可能にする。
シグネチャ
// SECUR32.dll
#include <windows.h>
HRESULT MakeSignature(
SecHandle* phContext,
DWORD fQOP,
SecBufferDesc* pMessage,
DWORD MessageSeqNo
);パラメーター
| 名前 | 型 | 方向 | 説明 |
|---|---|---|---|
| phContext | SecHandle* | in | 署名に使用するセキュリティコンテキストハンドルへのポインタ。 |
| fQOP | DWORD | in | 署名の保護品質(Quality of Protection)を示すフラグ。通常は0を指定する。 |
| pMessage | SecBufferDesc* | in | 入出力。署名対象データと署名バッファを保持するSecBufferDescへのポインタ。 |
| MessageSeqNo | DWORD | in | メッセージのシーケンス番号。順序検証に使用する。順序が不要なら0。 |
戻り値の型: HRESULT
各言語での呼び出し定義
// SECUR32.dll
#include <windows.h>
HRESULT MakeSignature(
SecHandle* phContext,
DWORD fQOP,
SecBufferDesc* pMessage,
DWORD MessageSeqNo
);[DllImport("SECUR32.dll", ExactSpelling = true)]
static extern int MakeSignature(
IntPtr phContext, // SecHandle*
uint fQOP, // DWORD
IntPtr pMessage, // SecBufferDesc*
uint MessageSeqNo // DWORD
);<DllImport("SECUR32.dll", ExactSpelling:=True)>
Public Shared Function MakeSignature(
phContext As IntPtr, ' SecHandle*
fQOP As UInteger, ' DWORD
pMessage As IntPtr, ' SecBufferDesc*
MessageSeqNo As UInteger ' DWORD
) As Integer
End Function' phContext : SecHandle*
' fQOP : DWORD
' pMessage : SecBufferDesc*
' MessageSeqNo : DWORD
Declare PtrSafe Function MakeSignature Lib "secur32" ( _
ByVal phContext As LongPtr, _
ByVal fQOP As Long, _
ByVal pMessage As LongPtr, _
ByVal MessageSeqNo 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
MakeSignature = ctypes.windll.secur32.MakeSignature
MakeSignature.restype = ctypes.c_int
MakeSignature.argtypes = [
ctypes.c_void_p, # phContext : SecHandle*
wintypes.DWORD, # fQOP : DWORD
ctypes.c_void_p, # pMessage : SecBufferDesc*
wintypes.DWORD, # MessageSeqNo : DWORD
]require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('SECUR32.dll')
MakeSignature = Fiddle::Function.new(
lib['MakeSignature'],
[
Fiddle::TYPE_VOIDP, # phContext : SecHandle*
-Fiddle::TYPE_INT, # fQOP : DWORD
Fiddle::TYPE_VOIDP, # pMessage : SecBufferDesc*
-Fiddle::TYPE_INT, # MessageSeqNo : DWORD
],
Fiddle::TYPE_INT)#[link(name = "secur32")]
extern "system" {
fn MakeSignature(
phContext: *mut SecHandle, // SecHandle*
fQOP: u32, // DWORD
pMessage: *mut SecBufferDesc, // SecBufferDesc*
MessageSeqNo: u32 // DWORD
) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[DllImport("SECUR32.dll")]
public static extern int MakeSignature(IntPtr phContext, uint fQOP, IntPtr pMessage, uint MessageSeqNo);
"@
$api = Add-Type -MemberDefinition $sig -Name 'SECUR32_MakeSignature' -Namespace Win32 -PassThru
# $api::MakeSignature(phContext, fQOP, pMessage, MessageSeqNo)#uselib "SECUR32.dll"
#func global MakeSignature "MakeSignature" sptr, sptr, sptr, sptr
; MakeSignature varptr(phContext), fQOP, varptr(pMessage), MessageSeqNo ; 戻り値は stat
; phContext : SecHandle* -> "sptr"
; fQOP : DWORD -> "sptr"
; pMessage : SecBufferDesc* -> "sptr"
; MessageSeqNo : 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。出力引数:
#uselib "SECUR32.dll" #cfunc global MakeSignature "MakeSignature" var, int, var, int ; res = MakeSignature(phContext, fQOP, pMessage, MessageSeqNo) ; phContext : SecHandle* -> "var" ; fQOP : DWORD -> "int" ; pMessage : SecBufferDesc* -> "var" ; MessageSeqNo : DWORD -> "int" ; ※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。#uselib "SECUR32.dll" #cfunc global MakeSignature "MakeSignature" sptr, int, sptr, int ; res = MakeSignature(varptr(phContext), fQOP, varptr(pMessage), MessageSeqNo) ; phContext : SecHandle* -> "sptr" ; fQOP : DWORD -> "int" ; pMessage : SecBufferDesc* -> "sptr" ; MessageSeqNo : DWORD -> "int" ; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。
出力引数:
; HRESULT MakeSignature(SecHandle* phContext, DWORD fQOP, SecBufferDesc* pMessage, DWORD MessageSeqNo) #uselib "SECUR32.dll" #cfunc global MakeSignature "MakeSignature" var, int, var, int ; res = MakeSignature(phContext, fQOP, pMessage, MessageSeqNo) ; phContext : SecHandle* -> "var" ; fQOP : DWORD -> "int" ; pMessage : SecBufferDesc* -> "var" ; MessageSeqNo : DWORD -> "int" ; ※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。; HRESULT MakeSignature(SecHandle* phContext, DWORD fQOP, SecBufferDesc* pMessage, DWORD MessageSeqNo) #uselib "SECUR32.dll" #cfunc global MakeSignature "MakeSignature" intptr, int, intptr, int ; res = MakeSignature(varptr(phContext), fQOP, varptr(pMessage), MessageSeqNo) ; phContext : SecHandle* -> "intptr" ; fQOP : DWORD -> "int" ; pMessage : SecBufferDesc* -> "intptr" ; MessageSeqNo : DWORD -> "int" ; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。
import (
"golang.org/x/sys/windows"
"unsafe"
)
var (
secur32 = windows.NewLazySystemDLL("SECUR32.dll")
procMakeSignature = secur32.NewProc("MakeSignature")
)
// phContext (SecHandle*), fQOP (DWORD), pMessage (SecBufferDesc*), MessageSeqNo (DWORD)
r1, _, err := procMakeSignature.Call(
uintptr(phContext),
uintptr(fQOP),
uintptr(pMessage),
uintptr(MessageSeqNo),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // HRESULTfunction MakeSignature(
phContext: Pointer; // SecHandle*
fQOP: DWORD; // DWORD
pMessage: Pointer; // SecBufferDesc*
MessageSeqNo: DWORD // DWORD
): Integer; stdcall;
external 'SECUR32.dll' name 'MakeSignature';result := DllCall("SECUR32\MakeSignature"
, "Ptr", phContext ; SecHandle*
, "UInt", fQOP ; DWORD
, "Ptr", pMessage ; SecBufferDesc*
, "UInt", MessageSeqNo ; DWORD
, "Int") ; return: HRESULT●MakeSignature(phContext, fQOP, pMessage, MessageSeqNo) = DLL("SECUR32.dll", "int MakeSignature(void*, dword, void*, dword)")
# 呼び出し: MakeSignature(phContext, fQOP, pMessage, MessageSeqNo)
# phContext : SecHandle* -> "void*"
# fQOP : DWORD -> "dword"
# pMessage : SecBufferDesc* -> "void*"
# MessageSeqNo : 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 "secur32" fn MakeSignature(
phContext: [*c]SecHandle, // SecHandle*
fQOP: u32, // DWORD
pMessage: [*c]SecBufferDesc, // SecBufferDesc*
MessageSeqNo: u32 // DWORD
) callconv(std.os.windows.WINAPI) i32;proc MakeSignature(
phContext: ptr SecHandle, # SecHandle*
fQOP: uint32, # DWORD
pMessage: ptr SecBufferDesc, # SecBufferDesc*
MessageSeqNo: uint32 # DWORD
): int32 {.importc: "MakeSignature", stdcall, dynlib: "SECUR32.dll".}pragma(lib, "secur32");
extern(Windows)
int MakeSignature(
SecHandle* phContext, // SecHandle*
uint fQOP, // DWORD
SecBufferDesc* pMessage, // SecBufferDesc*
uint MessageSeqNo // DWORD
);ccall((:MakeSignature, "SECUR32.dll"), stdcall, Int32,
(Ptr{SecHandle}, UInt32, Ptr{SecBufferDesc}, UInt32),
phContext, fQOP, pMessage, MessageSeqNo)
# phContext : SecHandle* -> Ptr{SecHandle}
# fQOP : DWORD -> UInt32
# pMessage : SecBufferDesc* -> Ptr{SecBufferDesc}
# MessageSeqNo : 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 MakeSignature(
void* phContext,
uint32_t fQOP,
void* pMessage,
uint32_t MessageSeqNo);
]]
local secur32 = ffi.load("secur32")
-- secur32.MakeSignature(phContext, fQOP, pMessage, MessageSeqNo)
-- phContext : SecHandle*
-- fQOP : DWORD
-- pMessage : SecBufferDesc*
-- MessageSeqNo : 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('SECUR32.dll');
const MakeSignature = lib.func('__stdcall', 'MakeSignature', 'int32_t', ['void *', 'uint32_t', 'void *', 'uint32_t']);
// MakeSignature(phContext, fQOP, pMessage, MessageSeqNo)
// phContext : SecHandle* -> 'void *'
// fQOP : DWORD -> 'uint32_t'
// pMessage : SecBufferDesc* -> 'void *'
// MessageSeqNo : 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("SECUR32.dll", {
MakeSignature: { parameters: ["pointer", "u32", "pointer", "u32"], result: "i32" },
});
// lib.symbols.MakeSignature(phContext, fQOP, pMessage, MessageSeqNo)
// phContext : SecHandle* -> "pointer"
// fQOP : DWORD -> "u32"
// pMessage : SecBufferDesc* -> "pointer"
// MessageSeqNo : 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 MakeSignature(
void* phContext,
uint32_t fQOP,
void* pMessage,
uint32_t MessageSeqNo);
C, "SECUR32.dll");
// $ffi->MakeSignature(phContext, fQOP, pMessage, MessageSeqNo);
// phContext : SecHandle*
// fQOP : DWORD
// pMessage : SecBufferDesc*
// MessageSeqNo : DWORD
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;
public interface Secur32 extends StdCallLibrary {
Secur32 INSTANCE = Native.load("secur32", Secur32.class);
int MakeSignature(
Pointer phContext, // SecHandle*
int fQOP, // DWORD
Pointer pMessage, // SecBufferDesc*
int MessageSeqNo // DWORD
);
}@[Link("secur32")]
lib LibSECUR32
fun MakeSignature = MakeSignature(
phContext : SecHandle*, # SecHandle*
fQOP : UInt32, # DWORD
pMessage : SecBufferDesc*, # SecBufferDesc*
MessageSeqNo : UInt32 # DWORD
) : Int32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。import 'dart:ffi';
import 'package:ffi/ffi.dart';
typedef MakeSignatureNative = Int32 Function(Pointer<Void>, Uint32, Pointer<Void>, Uint32);
typedef MakeSignatureDart = int Function(Pointer<Void>, int, Pointer<Void>, int);
final MakeSignature = DynamicLibrary.open('SECUR32.dll')
.lookupFunction<MakeSignatureNative, MakeSignatureDart>('MakeSignature');
// phContext : SecHandle* -> Pointer<Void>
// fQOP : DWORD -> Uint32
// pMessage : SecBufferDesc* -> Pointer<Void>
// MessageSeqNo : DWORD -> Uint32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。{$mode objfpc}{$H+}
function MakeSignature(
phContext: Pointer; // SecHandle*
fQOP: DWORD; // DWORD
pMessage: Pointer; // SecBufferDesc*
MessageSeqNo: DWORD // DWORD
): Integer; stdcall;
external 'SECUR32.dll' name 'MakeSignature';import Foreign
import Foreign.C.Types
import Foreign.C.String
foreign import stdcall safe "MakeSignature"
c_MakeSignature :: Ptr () -> Word32 -> Ptr () -> Word32 -> IO Int32
-- phContext : SecHandle* -> Ptr ()
-- fQOP : DWORD -> Word32
-- pMessage : SecBufferDesc* -> Ptr ()
-- MessageSeqNo : 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 makesignature =
foreign "MakeSignature"
((ptr void) @-> uint32_t @-> (ptr void) @-> uint32_t @-> returning int32_t)
(* phContext : SecHandle* -> (ptr void) *)
(* fQOP : DWORD -> uint32_t *)
(* pMessage : SecBufferDesc* -> (ptr void) *)
(* MessageSeqNo : 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 secur32 (t "SECUR32.dll"))
(cffi:use-foreign-library secur32)
(cffi:defcfun ("MakeSignature" make-signature :convention :stdcall) :int32
(ph-context :pointer) ; SecHandle*
(f-qop :uint32) ; DWORD
(p-message :pointer) ; SecBufferDesc*
(message-seq-no :uint32)) ; DWORD
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。use Win32::API;
my $MakeSignature = Win32::API::More->new('SECUR32',
'int MakeSignature(LPVOID phContext, DWORD fQOP, LPVOID pMessage, DWORD MessageSeqNo)');
# my $ret = $MakeSignature->Call($phContext, $fQOP, $pMessage, $MessageSeqNo);
# phContext : SecHandle* -> LPVOID
# fQOP : DWORD -> DWORD
# pMessage : SecBufferDesc* -> LPVOID
# MessageSeqNo : DWORD -> DWORD
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。