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RtlWriteNonVolatileMemory
関数ソースから不揮発性メモリへデータを書き込む。
シグネチャ
// ntdll.dll
#include <windows.h>
DWORD RtlWriteNonVolatileMemory(
void* NvToken,
void* NvDestination,
const void* Source,
UINT_PTR Size,
DWORD Flags
);パラメーター
| 名前 | 型 | 方向 | 説明 |
|---|---|---|---|
| NvToken | void* | in | 書き込み操作に使う不揮発性メモリトークンを指定する。 |
| NvDestination | void* | out | 書き込み先のNVメモリ領域へのポインタを指定する。 |
| Source | void* | in | 書き込むデータの読み取り元バッファへのポインタを指定する。 |
| Size | UINT_PTR | in | 書き込むバイト数を指定する。 |
| Flags | DWORD | in | 書き込み動作を制御するフラグ。WRITE_NV_MEMORY_FLAG_FLUSH等を指定する。 |
戻り値の型: DWORD
各言語での呼び出し定義
// ntdll.dll
#include <windows.h>
DWORD RtlWriteNonVolatileMemory(
void* NvToken,
void* NvDestination,
const void* Source,
UINT_PTR Size,
DWORD Flags
);[DllImport("ntdll.dll", ExactSpelling = true)]
static extern uint RtlWriteNonVolatileMemory(
IntPtr NvToken, // void*
IntPtr NvDestination, // void* out
IntPtr Source, // void*
UIntPtr Size, // UINT_PTR
uint Flags // DWORD
);<DllImport("ntdll.dll", ExactSpelling:=True)>
Public Shared Function RtlWriteNonVolatileMemory(
NvToken As IntPtr, ' void*
NvDestination As IntPtr, ' void* out
Source As IntPtr, ' void*
Size As UIntPtr, ' UINT_PTR
Flags As UInteger ' DWORD
) As UInteger
End Function' NvToken : void*
' NvDestination : void* out
' Source : void*
' Size : UINT_PTR
' Flags : DWORD
Declare PtrSafe Function RtlWriteNonVolatileMemory Lib "ntdll" ( _
ByVal NvToken As LongPtr, _
ByVal NvDestination As LongPtr, _
ByVal Source As LongPtr, _
ByVal Size As LongPtr, _
ByVal Flags 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
RtlWriteNonVolatileMemory = ctypes.windll.ntdll.RtlWriteNonVolatileMemory
RtlWriteNonVolatileMemory.restype = wintypes.DWORD
RtlWriteNonVolatileMemory.argtypes = [
ctypes.POINTER(None), # NvToken : void*
ctypes.POINTER(None), # NvDestination : void* out
ctypes.POINTER(None), # Source : void*
ctypes.c_size_t, # Size : UINT_PTR
wintypes.DWORD, # Flags : DWORD
]require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('ntdll.dll')
RtlWriteNonVolatileMemory = Fiddle::Function.new(
lib['RtlWriteNonVolatileMemory'],
[
Fiddle::TYPE_VOIDP, # NvToken : void*
Fiddle::TYPE_VOIDP, # NvDestination : void* out
Fiddle::TYPE_VOIDP, # Source : void*
Fiddle::TYPE_UINTPTR_T, # Size : UINT_PTR
-Fiddle::TYPE_INT, # Flags : DWORD
],
-Fiddle::TYPE_INT)#[link(name = "ntdll")]
extern "system" {
fn RtlWriteNonVolatileMemory(
NvToken: *mut (), // void*
NvDestination: *mut (), // void* out
Source: *const (), // void*
Size: usize, // UINT_PTR
Flags: u32 // DWORD
) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[DllImport("ntdll.dll")]
public static extern uint RtlWriteNonVolatileMemory(IntPtr NvToken, IntPtr NvDestination, IntPtr Source, UIntPtr Size, uint Flags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ntdll_RtlWriteNonVolatileMemory' -Namespace Win32 -PassThru
# $api::RtlWriteNonVolatileMemory(NvToken, NvDestination, Source, Size, Flags)#uselib "ntdll.dll"
#func global RtlWriteNonVolatileMemory "RtlWriteNonVolatileMemory" sptr, sptr, sptr, sptr, sptr
; RtlWriteNonVolatileMemory NvToken, NvDestination, Source, Size, Flags ; 戻り値は stat
; NvToken : void* -> "sptr"
; NvDestination : void* out -> "sptr"
; Source : void* -> "sptr"
; Size : UINT_PTR -> "sptr"
; Flags : 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 "ntdll.dll"
#cfunc global RtlWriteNonVolatileMemory "RtlWriteNonVolatileMemory" sptr, sptr, sptr, sptr, int
; res = RtlWriteNonVolatileMemory(NvToken, NvDestination, Source, Size, Flags)
; NvToken : void* -> "sptr"
; NvDestination : void* out -> "sptr"
; Source : void* -> "sptr"
; Size : UINT_PTR -> "sptr"
; Flags : DWORD -> "int"; DWORD RtlWriteNonVolatileMemory(void* NvToken, void* NvDestination, void* Source, UINT_PTR Size, DWORD Flags)
#uselib "ntdll.dll"
#cfunc global RtlWriteNonVolatileMemory "RtlWriteNonVolatileMemory" intptr, intptr, intptr, intptr, int
; res = RtlWriteNonVolatileMemory(NvToken, NvDestination, Source, Size, Flags)
; NvToken : void* -> "intptr"
; NvDestination : void* out -> "intptr"
; Source : void* -> "intptr"
; Size : UINT_PTR -> "intptr"
; Flags : DWORD -> "int"import (
"golang.org/x/sys/windows"
"unsafe"
)
var (
ntdll = windows.NewLazySystemDLL("ntdll.dll")
procRtlWriteNonVolatileMemory = ntdll.NewProc("RtlWriteNonVolatileMemory")
)
// NvToken (void*), NvDestination (void* out), Source (void*), Size (UINT_PTR), Flags (DWORD)
r1, _, err := procRtlWriteNonVolatileMemory.Call(
uintptr(NvToken),
uintptr(NvDestination),
uintptr(Source),
uintptr(Size),
uintptr(Flags),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // DWORDfunction RtlWriteNonVolatileMemory(
NvToken: Pointer; // void*
NvDestination: Pointer; // void* out
Source: Pointer; // void*
Size: NativeUInt; // UINT_PTR
Flags: DWORD // DWORD
): DWORD; stdcall;
external 'ntdll.dll' name 'RtlWriteNonVolatileMemory';result := DllCall("ntdll\RtlWriteNonVolatileMemory"
, "Ptr", NvToken ; void*
, "Ptr", NvDestination ; void* out
, "Ptr", Source ; void*
, "UPtr", Size ; UINT_PTR
, "UInt", Flags ; DWORD
, "UInt") ; return: DWORD●RtlWriteNonVolatileMemory(NvToken, NvDestination, Source, Size, Flags) = DLL("ntdll.dll", "dword RtlWriteNonVolatileMemory(void*, void*, void*, int, dword)")
# 呼び出し: RtlWriteNonVolatileMemory(NvToken, NvDestination, Source, Size, Flags)
# NvToken : void* -> "void*"
# NvDestination : void* out -> "void*"
# Source : void* -> "void*"
# Size : UINT_PTR -> "int"
# Flags : 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 "ntdll" fn RtlWriteNonVolatileMemory(
NvToken: ?*anyopaque, // void*
NvDestination: ?*anyopaque, // void* out
Source: ?*anyopaque, // void*
Size: usize, // UINT_PTR
Flags: u32 // DWORD
) callconv(std.os.windows.WINAPI) u32;proc RtlWriteNonVolatileMemory(
NvToken: pointer, # void*
NvDestination: pointer, # void* out
Source: pointer, # void*
Size: uint, # UINT_PTR
Flags: uint32 # DWORD
): uint32 {.importc: "RtlWriteNonVolatileMemory", stdcall, dynlib: "ntdll.dll".}pragma(lib, "ntdll");
extern(Windows)
uint RtlWriteNonVolatileMemory(
void* NvToken, // void*
void* NvDestination, // void* out
void* Source, // void*
size_t Size, // UINT_PTR
uint Flags // DWORD
);ccall((:RtlWriteNonVolatileMemory, "ntdll.dll"), stdcall, UInt32,
(Ptr{Cvoid}, Ptr{Cvoid}, Ptr{Cvoid}, Csize_t, UInt32),
NvToken, NvDestination, Source, Size, Flags)
# NvToken : void* -> Ptr{Cvoid}
# NvDestination : void* out -> Ptr{Cvoid}
# Source : void* -> Ptr{Cvoid}
# Size : UINT_PTR -> Csize_t
# Flags : DWORD -> UInt32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。local ffi = require("ffi")
ffi.cdef[[
uint32_t RtlWriteNonVolatileMemory(
void* NvToken,
void* NvDestination,
void* Source,
uintptr_t Size,
uint32_t Flags);
]]
local ntdll = ffi.load("ntdll")
-- ntdll.RtlWriteNonVolatileMemory(NvToken, NvDestination, Source, Size, Flags)
-- NvToken : void*
-- NvDestination : void* out
-- Source : void*
-- Size : UINT_PTR
-- Flags : 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('ntdll.dll');
const RtlWriteNonVolatileMemory = lib.func('__stdcall', 'RtlWriteNonVolatileMemory', 'uint32_t', ['void *', 'void *', 'void *', 'uintptr_t', 'uint32_t']);
// RtlWriteNonVolatileMemory(NvToken, NvDestination, Source, Size, Flags)
// NvToken : void* -> 'void *'
// NvDestination : void* out -> 'void *'
// Source : void* -> 'void *'
// Size : UINT_PTR -> 'uintptr_t'
// Flags : 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("ntdll.dll", {
RtlWriteNonVolatileMemory: { parameters: ["pointer", "pointer", "pointer", "usize", "u32"], result: "u32" },
});
// lib.symbols.RtlWriteNonVolatileMemory(NvToken, NvDestination, Source, Size, Flags)
// NvToken : void* -> "pointer"
// NvDestination : void* out -> "pointer"
// Source : void* -> "pointer"
// Size : UINT_PTR -> "usize"
// Flags : 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
uint32_t RtlWriteNonVolatileMemory(
void* NvToken,
void* NvDestination,
void* Source,
size_t Size,
uint32_t Flags);
C, "ntdll.dll");
// $ffi->RtlWriteNonVolatileMemory(NvToken, NvDestination, Source, Size, Flags);
// NvToken : void*
// NvDestination : void* out
// Source : void*
// Size : UINT_PTR
// Flags : DWORD
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;
public interface Ntdll extends StdCallLibrary {
Ntdll INSTANCE = Native.load("ntdll", Ntdll.class);
int RtlWriteNonVolatileMemory(
Pointer NvToken, // void*
Pointer NvDestination, // void* out
Pointer Source, // void*
long Size, // UINT_PTR
int Flags // DWORD
);
}@[Link("ntdll")]
lib Libntdll
fun RtlWriteNonVolatileMemory = RtlWriteNonVolatileMemory(
NvToken : Void*, # void*
NvDestination : Void*, # void* out
Source : Void*, # void*
Size : LibC::SizeT, # UINT_PTR
Flags : UInt32 # DWORD
) : UInt32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。import 'dart:ffi';
import 'package:ffi/ffi.dart';
typedef RtlWriteNonVolatileMemoryNative = Uint32 Function(Pointer<Void>, Pointer<Void>, Pointer<Void>, UintPtr, Uint32);
typedef RtlWriteNonVolatileMemoryDart = int Function(Pointer<Void>, Pointer<Void>, Pointer<Void>, int, int);
final RtlWriteNonVolatileMemory = DynamicLibrary.open('ntdll.dll')
.lookupFunction<RtlWriteNonVolatileMemoryNative, RtlWriteNonVolatileMemoryDart>('RtlWriteNonVolatileMemory');
// NvToken : void* -> Pointer<Void>
// NvDestination : void* out -> Pointer<Void>
// Source : void* -> Pointer<Void>
// Size : UINT_PTR -> UintPtr
// Flags : DWORD -> Uint32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。{$mode objfpc}{$H+}
function RtlWriteNonVolatileMemory(
NvToken: Pointer; // void*
NvDestination: Pointer; // void* out
Source: Pointer; // void*
Size: NativeUInt; // UINT_PTR
Flags: DWORD // DWORD
): DWORD; stdcall;
external 'ntdll.dll' name 'RtlWriteNonVolatileMemory';import Foreign
import Foreign.C.Types
import Foreign.C.String
foreign import stdcall safe "RtlWriteNonVolatileMemory"
c_RtlWriteNonVolatileMemory :: Ptr () -> Ptr () -> Ptr () -> CUIntPtr -> Word32 -> IO Word32
-- NvToken : void* -> Ptr ()
-- NvDestination : void* out -> Ptr ()
-- Source : void* -> Ptr ()
-- Size : UINT_PTR -> CUIntPtr
-- Flags : 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 rtlwritenonvolatilememory =
foreign "RtlWriteNonVolatileMemory"
((ptr void) @-> (ptr void) @-> (ptr void) @-> size_t @-> uint32_t @-> returning uint32_t)
(* NvToken : void* -> (ptr void) *)
(* NvDestination : void* out -> (ptr void) *)
(* Source : void* -> (ptr void) *)
(* Size : UINT_PTR -> size_t *)
(* Flags : 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 ntdll (t "ntdll.dll"))
(cffi:use-foreign-library ntdll)
(cffi:defcfun ("RtlWriteNonVolatileMemory" rtl-write-non-volatile-memory :convention :stdcall) :uint32
(nv-token :pointer) ; void*
(nv-destination :pointer) ; void* out
(source :pointer) ; void*
(size :uint64) ; UINT_PTR
(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 $RtlWriteNonVolatileMemory = Win32::API::More->new('ntdll',
'DWORD RtlWriteNonVolatileMemory(LPVOID NvToken, LPVOID NvDestination, LPVOID Source, WPARAM Size, DWORD Flags)');
# my $ret = $RtlWriteNonVolatileMemory->Call($NvToken, $NvDestination, $Source, $Size, $Flags);
# NvToken : void* -> LPVOID
# NvDestination : void* out -> LPVOID
# Source : void* -> LPVOID
# Size : UINT_PTR -> WPARAM
# Flags : DWORD -> DWORD
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。