RtlFillNonVolatileMemory

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

DWORD RtlFillNonVolatileMemory(
    void* NvToken,
    void* NvDestination,
    UINT_PTR Size,
    BYTE Value,
    DWORD Flags
);

<DllImport("ntdll.dll", ExactSpelling:=True)>
Public Shared Function RtlFillNonVolatileMemory(
    NvToken As IntPtr,   ' void*
    NvDestination As IntPtr,   ' void* out
    Size As UIntPtr,   ' UINT_PTR
    Value As Byte,   ' BYTE
    Flags As UInteger   ' DWORD
) As UInteger
End Function

' NvToken : void*
' NvDestination : void* out
' Size : UINT_PTR
' Value : BYTE
' Flags : DWORD
Declare PtrSafe Function RtlFillNonVolatileMemory Lib "ntdll" ( _
    ByVal NvToken As LongPtr, _
    ByVal NvDestination As LongPtr, _
    ByVal Size As LongPtr, _
    ByVal Value As Byte, _
    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

RtlFillNonVolatileMemory = ctypes.windll.ntdll.RtlFillNonVolatileMemory
RtlFillNonVolatileMemory.restype = wintypes.DWORD
RtlFillNonVolatileMemory.argtypes = [
    ctypes.POINTER(None),  # NvToken : void*
    ctypes.POINTER(None),  # NvDestination : void* out
    ctypes.c_size_t,  # Size : UINT_PTR
    ctypes.c_ubyte,  # Value : BYTE
    wintypes.DWORD,  # Flags : DWORD
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ntdll.dll')
RtlFillNonVolatileMemory = Fiddle::Function.new(
  lib['RtlFillNonVolatileMemory'],
  [
    Fiddle::TYPE_VOIDP,  # NvToken : void*
    Fiddle::TYPE_VOIDP,  # NvDestination : void* out
    Fiddle::TYPE_UINTPTR_T,  # Size : UINT_PTR
    -Fiddle::TYPE_CHAR,  # Value : BYTE
    -Fiddle::TYPE_INT,  # Flags : DWORD
  ],
  -Fiddle::TYPE_INT)

#[link(name = "ntdll")]
extern "system" {
    fn RtlFillNonVolatileMemory(
        NvToken: *mut (),  // void*
        NvDestination: *mut (),  // void* out
        Size: usize,  // UINT_PTR
        Value: u8,  // BYTE
        Flags: u32  // DWORD
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ntdll.dll")]
public static extern uint RtlFillNonVolatileMemory(IntPtr NvToken, IntPtr NvDestination, UIntPtr Size, byte Value, uint Flags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ntdll_RtlFillNonVolatileMemory' -Namespace Win32 -PassThru
# $api::RtlFillNonVolatileMemory(NvToken, NvDestination, Size, Value, Flags)

#uselib "ntdll.dll"
#func global RtlFillNonVolatileMemory "RtlFillNonVolatileMemory" sptr, sptr, sptr, sptr, sptr
; RtlFillNonVolatileMemory NvToken, NvDestination, Size, Value, Flags   ; 戻り値は stat
; NvToken : void* -> "sptr"
; NvDestination : void* out -> "sptr"
; Size : UINT_PTR -> "sptr"
; Value : BYTE -> "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 RtlFillNonVolatileMemory "RtlFillNonVolatileMemory" sptr, sptr, sptr, int, int
; res = RtlFillNonVolatileMemory(NvToken, NvDestination, Size, Value, Flags)
; NvToken : void* -> "sptr"
; NvDestination : void* out -> "sptr"
; Size : UINT_PTR -> "sptr"
; Value : BYTE -> "int"
; Flags : DWORD -> "int"

; DWORD RtlFillNonVolatileMemory(void* NvToken, void* NvDestination, UINT_PTR Size, BYTE Value, DWORD Flags)
#uselib "ntdll.dll"
#cfunc global RtlFillNonVolatileMemory "RtlFillNonVolatileMemory" intptr, intptr, intptr, int, int
; res = RtlFillNonVolatileMemory(NvToken, NvDestination, Size, Value, Flags)
; NvToken : void* -> "intptr"
; NvDestination : void* out -> "intptr"
; Size : UINT_PTR -> "intptr"
; Value : BYTE -> "int"
; Flags : DWORD -> "int"

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

var (
	ntdll = windows.NewLazySystemDLL("ntdll.dll")
	procRtlFillNonVolatileMemory = ntdll.NewProc("RtlFillNonVolatileMemory")
)

// NvToken (void*), NvDestination (void* out), Size (UINT_PTR), Value (BYTE), Flags (DWORD)
r1, _, err := procRtlFillNonVolatileMemory.Call(
	uintptr(NvToken),
	uintptr(NvDestination),
	uintptr(Size),
	uintptr(Value),
	uintptr(Flags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function RtlFillNonVolatileMemory(
  NvToken: Pointer;   // void*
  NvDestination: Pointer;   // void* out
  Size: NativeUInt;   // UINT_PTR
  Value: Byte;   // BYTE
  Flags: DWORD   // DWORD
): DWORD; stdcall;
  external 'ntdll.dll' name 'RtlFillNonVolatileMemory';

result := DllCall("ntdll\RtlFillNonVolatileMemory"
    , "Ptr", NvToken   ; void*
    , "Ptr", NvDestination   ; void* out
    , "UPtr", Size   ; UINT_PTR
    , "UChar", Value   ; BYTE
    , "UInt", Flags   ; DWORD
    , "UInt")   ; return: DWORD

●RtlFillNonVolatileMemory(NvToken, NvDestination, Size, Value, Flags) = DLL("ntdll.dll", "dword RtlFillNonVolatileMemory(void*, void*, int, byte, dword)")
# 呼び出し: RtlFillNonVolatileMemory(NvToken, NvDestination, Size, Value, Flags)
# NvToken : void* -> "void*"
# NvDestination : void* out -> "void*"
# Size : UINT_PTR -> "int"
# Value : BYTE -> "byte"
# 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)。