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CreateEnclave

関数

プロセス内に指定種別のセキュアエンクレーブを作成する。

DLLKERNEL32.dll呼出規約winapiSetLastErrorあり対応OSWindows 10 以降

シグネチャ

// KERNEL32.dll
#include <windows.h>

void* CreateEnclave(
    HANDLE hProcess,
    void* lpAddress,   // optional
    UINT_PTR dwSize,
    UINT_PTR dwInitialCommitment,
    DWORD flEnclaveType,
    const void* lpEnclaveInformation,
    DWORD dwInfoLength,
    DWORD* lpEnclaveError   // optional
);

パラメーター

名前	型	方向
hProcess	HANDLE	in
lpAddress	void*	inoptional
dwSize	UINT_PTR	in
dwInitialCommitment	UINT_PTR	in
flEnclaveType	DWORD	in
lpEnclaveInformation	void*	in
dwInfoLength	DWORD	in
lpEnclaveError	DWORD*	outoptional

戻り値の型: void*

各言語での呼び出し定義

// KERNEL32.dll
#include <windows.h>

void* CreateEnclave(
    HANDLE hProcess,
    void* lpAddress,   // optional
    UINT_PTR dwSize,
    UINT_PTR dwInitialCommitment,
    DWORD flEnclaveType,
    const void* lpEnclaveInformation,
    DWORD dwInfoLength,
    DWORD* lpEnclaveError   // optional
);

[DllImport("KERNEL32.dll", SetLastError = true, ExactSpelling = true)]
static extern IntPtr CreateEnclave(
    IntPtr hProcess,   // HANDLE
    IntPtr lpAddress,   // void* optional
    UIntPtr dwSize,   // UINT_PTR
    UIntPtr dwInitialCommitment,   // UINT_PTR
    uint flEnclaveType,   // DWORD
    IntPtr lpEnclaveInformation,   // void*
    uint dwInfoLength,   // DWORD
    IntPtr lpEnclaveError   // DWORD* optional, out
);

<DllImport("KERNEL32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function CreateEnclave(
    hProcess As IntPtr,   ' HANDLE
    lpAddress As IntPtr,   ' void* optional
    dwSize As UIntPtr,   ' UINT_PTR
    dwInitialCommitment As UIntPtr,   ' UINT_PTR
    flEnclaveType As UInteger,   ' DWORD
    lpEnclaveInformation As IntPtr,   ' void*
    dwInfoLength As UInteger,   ' DWORD
    lpEnclaveError As IntPtr   ' DWORD* optional, out
) As IntPtr
End Function

' hProcess : HANDLE
' lpAddress : void* optional
' dwSize : UINT_PTR
' dwInitialCommitment : UINT_PTR
' flEnclaveType : DWORD
' lpEnclaveInformation : void*
' dwInfoLength : DWORD
' lpEnclaveError : DWORD* optional, out
Declare PtrSafe Function CreateEnclave Lib "kernel32" ( _
    ByVal hProcess As LongPtr, _
    ByVal lpAddress As LongPtr, _
    ByVal dwSize As LongPtr, _
    ByVal dwInitialCommitment As LongPtr, _
    ByVal flEnclaveType As Long, _
    ByVal lpEnclaveInformation As LongPtr, _
    ByVal dwInfoLength As Long, _
    ByVal lpEnclaveError As LongPtr) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

CreateEnclave = ctypes.windll.kernel32.CreateEnclave
CreateEnclave.restype = ctypes.c_void_p
CreateEnclave.argtypes = [
    wintypes.HANDLE,  # hProcess : HANDLE
    ctypes.POINTER(None),  # lpAddress : void* optional
    ctypes.c_size_t,  # dwSize : UINT_PTR
    ctypes.c_size_t,  # dwInitialCommitment : UINT_PTR
    wintypes.DWORD,  # flEnclaveType : DWORD
    ctypes.POINTER(None),  # lpEnclaveInformation : void*
    wintypes.DWORD,  # dwInfoLength : DWORD
    ctypes.POINTER(wintypes.DWORD),  # lpEnclaveError : DWORD* optional, out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
CreateEnclave = Fiddle::Function.new(
  lib['CreateEnclave'],
  [
    Fiddle::TYPE_VOIDP,  # hProcess : HANDLE
    Fiddle::TYPE_VOIDP,  # lpAddress : void* optional
    Fiddle::TYPE_UINTPTR_T,  # dwSize : UINT_PTR
    Fiddle::TYPE_UINTPTR_T,  # dwInitialCommitment : UINT_PTR
    -Fiddle::TYPE_INT,  # flEnclaveType : DWORD
    Fiddle::TYPE_VOIDP,  # lpEnclaveInformation : void*
    -Fiddle::TYPE_INT,  # dwInfoLength : DWORD
    Fiddle::TYPE_VOIDP,  # lpEnclaveError : DWORD* optional, out
  ],
  Fiddle::TYPE_VOIDP)

#[link(name = "kernel32")]
extern "system" {
    fn CreateEnclave(
        hProcess: *mut core::ffi::c_void,  // HANDLE
        lpAddress: *mut (),  // void* optional
        dwSize: usize,  // UINT_PTR
        dwInitialCommitment: usize,  // UINT_PTR
        flEnclaveType: u32,  // DWORD
        lpEnclaveInformation: *const (),  // void*
        dwInfoLength: u32,  // DWORD
        lpEnclaveError: *mut u32  // DWORD* optional, out
    ) -> *mut ();
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("KERNEL32.dll", SetLastError = true)]
public static extern IntPtr CreateEnclave(IntPtr hProcess, IntPtr lpAddress, UIntPtr dwSize, UIntPtr dwInitialCommitment, uint flEnclaveType, IntPtr lpEnclaveInformation, uint dwInfoLength, IntPtr lpEnclaveError);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_CreateEnclave' -Namespace Win32 -PassThru
# $api::CreateEnclave(hProcess, lpAddress, dwSize, dwInitialCommitment, flEnclaveType, lpEnclaveInformation, dwInfoLength, lpEnclaveError)

#uselib "KERNEL32.dll"
#func global CreateEnclave "CreateEnclave" sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr
; CreateEnclave hProcess, lpAddress, dwSize, dwInitialCommitment, flEnclaveType, lpEnclaveInformation, dwInfoLength, varptr(lpEnclaveError)   ; 戻り値は stat
; hProcess : HANDLE -> "sptr"
; lpAddress : void* optional -> "sptr"
; dwSize : UINT_PTR -> "sptr"
; dwInitialCommitment : UINT_PTR -> "sptr"
; flEnclaveType : DWORD -> "sptr"
; lpEnclaveInformation : void* -> "sptr"
; dwInfoLength : DWORD -> "sptr"
; lpEnclaveError : DWORD* optional, 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 "KERNEL32.dll"
#cfunc global CreateEnclave "CreateEnclave" sptr, sptr, sptr, sptr, int, sptr, int, var
; res = CreateEnclave(hProcess, lpAddress, dwSize, dwInitialCommitment, flEnclaveType, lpEnclaveInformation, dwInfoLength, lpEnclaveError)
; hProcess : HANDLE -> "sptr"
; lpAddress : void* optional -> "sptr"
; dwSize : UINT_PTR -> "sptr"
; dwInitialCommitment : UINT_PTR -> "sptr"
; flEnclaveType : DWORD -> "int"
; lpEnclaveInformation : void* -> "sptr"
; dwInfoLength : DWORD -> "int"
; lpEnclaveError : DWORD* optional, 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。#uselib "KERNEL32.dll"
#cfunc global CreateEnclave "CreateEnclave" sptr, sptr, sptr, sptr, int, sptr, int, sptr
; res = CreateEnclave(hProcess, lpAddress, dwSize, dwInitialCommitment, flEnclaveType, lpEnclaveInformation, dwInfoLength, varptr(lpEnclaveError))
; hProcess : HANDLE -> "sptr"
; lpAddress : void* optional -> "sptr"
; dwSize : UINT_PTR -> "sptr"
; dwInitialCommitment : UINT_PTR -> "sptr"
; flEnclaveType : DWORD -> "int"
; lpEnclaveInformation : void* -> "sptr"
; dwInfoLength : DWORD -> "int"
; lpEnclaveError : DWORD* optional, out -> "sptr"
; ※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:

; void* CreateEnclave(HANDLE hProcess, void* lpAddress, UINT_PTR dwSize, UINT_PTR dwInitialCommitment, DWORD flEnclaveType, void* lpEnclaveInformation, DWORD dwInfoLength, DWORD* lpEnclaveError)
#uselib "KERNEL32.dll"
#cfunc global CreateEnclave "CreateEnclave" intptr, intptr, intptr, intptr, int, intptr, int, var
; res = CreateEnclave(hProcess, lpAddress, dwSize, dwInitialCommitment, flEnclaveType, lpEnclaveInformation, dwInfoLength, lpEnclaveError)
; hProcess : HANDLE -> "intptr"
; lpAddress : void* optional -> "intptr"
; dwSize : UINT_PTR -> "intptr"
; dwInitialCommitment : UINT_PTR -> "intptr"
; flEnclaveType : DWORD -> "int"
; lpEnclaveInformation : void* -> "intptr"
; dwInfoLength : DWORD -> "int"
; lpEnclaveError : DWORD* optional, 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。; void* CreateEnclave(HANDLE hProcess, void* lpAddress, UINT_PTR dwSize, UINT_PTR dwInitialCommitment, DWORD flEnclaveType, void* lpEnclaveInformation, DWORD dwInfoLength, DWORD* lpEnclaveError)
#uselib "KERNEL32.dll"
#cfunc global CreateEnclave "CreateEnclave" intptr, intptr, intptr, intptr, int, intptr, int, intptr
; res = CreateEnclave(hProcess, lpAddress, dwSize, dwInitialCommitment, flEnclaveType, lpEnclaveInformation, dwInfoLength, varptr(lpEnclaveError))
; hProcess : HANDLE -> "intptr"
; lpAddress : void* optional -> "intptr"
; dwSize : UINT_PTR -> "intptr"
; dwInitialCommitment : UINT_PTR -> "intptr"
; flEnclaveType : DWORD -> "int"
; lpEnclaveInformation : void* -> "intptr"
; dwInfoLength : DWORD -> "int"
; lpEnclaveError : DWORD* optional, out -> "intptr"
; ※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 (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procCreateEnclave = kernel32.NewProc("CreateEnclave")
)

// hProcess (HANDLE), lpAddress (void* optional), dwSize (UINT_PTR), dwInitialCommitment (UINT_PTR), flEnclaveType (DWORD), lpEnclaveInformation (void*), dwInfoLength (DWORD), lpEnclaveError (DWORD* optional, out)
r1, _, err := procCreateEnclave.Call(
	uintptr(hProcess),
	uintptr(lpAddress),
	uintptr(dwSize),
	uintptr(dwInitialCommitment),
	uintptr(flEnclaveType),
	uintptr(lpEnclaveInformation),
	uintptr(dwInfoLength),
	uintptr(lpEnclaveError),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void*

function CreateEnclave(
  hProcess: THandle;   // HANDLE
  lpAddress: Pointer;   // void* optional
  dwSize: NativeUInt;   // UINT_PTR
  dwInitialCommitment: NativeUInt;   // UINT_PTR
  flEnclaveType: DWORD;   // DWORD
  lpEnclaveInformation: Pointer;   // void*
  dwInfoLength: DWORD;   // DWORD
  lpEnclaveError: Pointer   // DWORD* optional, out
): Pointer; stdcall;
  external 'KERNEL32.dll' name 'CreateEnclave';

result := DllCall("KERNEL32\CreateEnclave"
    , "Ptr", hProcess   ; HANDLE
    , "Ptr", lpAddress   ; void* optional
    , "UPtr", dwSize   ; UINT_PTR
    , "UPtr", dwInitialCommitment   ; UINT_PTR
    , "UInt", flEnclaveType   ; DWORD
    , "Ptr", lpEnclaveInformation   ; void*
    , "UInt", dwInfoLength   ; DWORD
    , "Ptr", lpEnclaveError   ; DWORD* optional, out
    , "Ptr")   ; return: void*

●CreateEnclave(hProcess, lpAddress, dwSize, dwInitialCommitment, flEnclaveType, lpEnclaveInformation, dwInfoLength, lpEnclaveError) = DLL("KERNEL32.dll", "void* CreateEnclave(void*, void*, int, int, dword, void*, dword, void*)")
# 呼び出し: CreateEnclave(hProcess, lpAddress, dwSize, dwInitialCommitment, flEnclaveType, lpEnclaveInformation, dwInfoLength, lpEnclaveError)
# hProcess : HANDLE -> "void*"
# lpAddress : void* optional -> "void*"
# dwSize : UINT_PTR -> "int"
# dwInitialCommitment : UINT_PTR -> "int"
# flEnclaveType : DWORD -> "dword"
# lpEnclaveInformation : void* -> "void*"
# dwInfoLength : DWORD -> "dword"
# lpEnclaveError : DWORD* optional, 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)。