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VirtualAllocExNuma

関数
指定NUMAノードを優先して仮想メモリを予約またはコミットする。
DLLKERNEL32.dll呼出規約winapiSetLastErrorあり対応OSWindows Vista 以降

シグネチャ

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

void* VirtualAllocExNuma(
    HANDLE hProcess,
    void* lpAddress,   // optional
    UINT_PTR dwSize,
    VIRTUAL_ALLOCATION_TYPE flAllocationType,
    DWORD flProtect,
    DWORD nndPreferred
);

パラメーター

名前方向
hProcessHANDLEin
lpAddressvoid*inoptional
dwSizeUINT_PTRin
flAllocationTypeVIRTUAL_ALLOCATION_TYPEin
flProtectDWORDin
nndPreferredDWORDin

戻り値の型: void*

各言語での呼び出し定義

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

void* VirtualAllocExNuma(
    HANDLE hProcess,
    void* lpAddress,   // optional
    UINT_PTR dwSize,
    VIRTUAL_ALLOCATION_TYPE flAllocationType,
    DWORD flProtect,
    DWORD nndPreferred
);
[DllImport("KERNEL32.dll", SetLastError = true, ExactSpelling = true)]
static extern IntPtr VirtualAllocExNuma(
    IntPtr hProcess,   // HANDLE
    IntPtr lpAddress,   // void* optional
    UIntPtr dwSize,   // UINT_PTR
    uint flAllocationType,   // VIRTUAL_ALLOCATION_TYPE
    uint flProtect,   // DWORD
    uint nndPreferred   // DWORD
);
<DllImport("KERNEL32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function VirtualAllocExNuma(
    hProcess As IntPtr,   ' HANDLE
    lpAddress As IntPtr,   ' void* optional
    dwSize As UIntPtr,   ' UINT_PTR
    flAllocationType As UInteger,   ' VIRTUAL_ALLOCATION_TYPE
    flProtect As UInteger,   ' DWORD
    nndPreferred As UInteger   ' DWORD
) As IntPtr
End Function
' hProcess : HANDLE
' lpAddress : void* optional
' dwSize : UINT_PTR
' flAllocationType : VIRTUAL_ALLOCATION_TYPE
' flProtect : DWORD
' nndPreferred : DWORD
Declare PtrSafe Function VirtualAllocExNuma Lib "kernel32" ( _
    ByVal hProcess As LongPtr, _
    ByVal lpAddress As LongPtr, _
    ByVal dwSize As LongPtr, _
    ByVal flAllocationType As Long, _
    ByVal flProtect As Long, _
    ByVal nndPreferred As Long) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。
import ctypes
from ctypes import wintypes

VirtualAllocExNuma = ctypes.windll.kernel32.VirtualAllocExNuma
VirtualAllocExNuma.restype = ctypes.c_void_p
VirtualAllocExNuma.argtypes = [
    wintypes.HANDLE,  # hProcess : HANDLE
    ctypes.POINTER(None),  # lpAddress : void* optional
    ctypes.c_size_t,  # dwSize : UINT_PTR
    wintypes.DWORD,  # flAllocationType : VIRTUAL_ALLOCATION_TYPE
    wintypes.DWORD,  # flProtect : DWORD
    wintypes.DWORD,  # nndPreferred : DWORD
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
VirtualAllocExNuma = Fiddle::Function.new(
  lib['VirtualAllocExNuma'],
  [
    Fiddle::TYPE_VOIDP,  # hProcess : HANDLE
    Fiddle::TYPE_VOIDP,  # lpAddress : void* optional
    Fiddle::TYPE_UINTPTR_T,  # dwSize : UINT_PTR
    -Fiddle::TYPE_INT,  # flAllocationType : VIRTUAL_ALLOCATION_TYPE
    -Fiddle::TYPE_INT,  # flProtect : DWORD
    -Fiddle::TYPE_INT,  # nndPreferred : DWORD
  ],
  Fiddle::TYPE_VOIDP)
#[link(name = "kernel32")]
extern "system" {
    fn VirtualAllocExNuma(
        hProcess: *mut core::ffi::c_void,  // HANDLE
        lpAddress: *mut (),  // void* optional
        dwSize: usize,  // UINT_PTR
        flAllocationType: u32,  // VIRTUAL_ALLOCATION_TYPE
        flProtect: u32,  // DWORD
        nndPreferred: u32  // DWORD
    ) -> *mut ();
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("KERNEL32.dll", SetLastError = true)]
public static extern IntPtr VirtualAllocExNuma(IntPtr hProcess, IntPtr lpAddress, UIntPtr dwSize, uint flAllocationType, uint flProtect, uint nndPreferred);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_VirtualAllocExNuma' -Namespace Win32 -PassThru
# $api::VirtualAllocExNuma(hProcess, lpAddress, dwSize, flAllocationType, flProtect, nndPreferred)
#uselib "KERNEL32.dll"
#func global VirtualAllocExNuma "VirtualAllocExNuma" sptr, sptr, sptr, sptr, sptr, sptr
; VirtualAllocExNuma hProcess, lpAddress, dwSize, flAllocationType, flProtect, nndPreferred   ; 戻り値は stat
; hProcess : HANDLE -> "sptr"
; lpAddress : void* optional -> "sptr"
; dwSize : UINT_PTR -> "sptr"
; flAllocationType : VIRTUAL_ALLOCATION_TYPE -> "sptr"
; flProtect : DWORD -> "sptr"
; nndPreferred : 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 "KERNEL32.dll"
#cfunc global VirtualAllocExNuma "VirtualAllocExNuma" sptr, sptr, sptr, int, int, int
; res = VirtualAllocExNuma(hProcess, lpAddress, dwSize, flAllocationType, flProtect, nndPreferred)
; hProcess : HANDLE -> "sptr"
; lpAddress : void* optional -> "sptr"
; dwSize : UINT_PTR -> "sptr"
; flAllocationType : VIRTUAL_ALLOCATION_TYPE -> "int"
; flProtect : DWORD -> "int"
; nndPreferred : DWORD -> "int"
; void* VirtualAllocExNuma(HANDLE hProcess, void* lpAddress, UINT_PTR dwSize, VIRTUAL_ALLOCATION_TYPE flAllocationType, DWORD flProtect, DWORD nndPreferred)
#uselib "KERNEL32.dll"
#cfunc global VirtualAllocExNuma "VirtualAllocExNuma" intptr, intptr, intptr, int, int, int
; res = VirtualAllocExNuma(hProcess, lpAddress, dwSize, flAllocationType, flProtect, nndPreferred)
; hProcess : HANDLE -> "intptr"
; lpAddress : void* optional -> "intptr"
; dwSize : UINT_PTR -> "intptr"
; flAllocationType : VIRTUAL_ALLOCATION_TYPE -> "int"
; flProtect : DWORD -> "int"
; nndPreferred : DWORD -> "int"
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procVirtualAllocExNuma = kernel32.NewProc("VirtualAllocExNuma")
)

// hProcess (HANDLE), lpAddress (void* optional), dwSize (UINT_PTR), flAllocationType (VIRTUAL_ALLOCATION_TYPE), flProtect (DWORD), nndPreferred (DWORD)
r1, _, err := procVirtualAllocExNuma.Call(
	uintptr(hProcess),
	uintptr(lpAddress),
	uintptr(dwSize),
	uintptr(flAllocationType),
	uintptr(flProtect),
	uintptr(nndPreferred),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void*
function VirtualAllocExNuma(
  hProcess: THandle;   // HANDLE
  lpAddress: Pointer;   // void* optional
  dwSize: NativeUInt;   // UINT_PTR
  flAllocationType: DWORD;   // VIRTUAL_ALLOCATION_TYPE
  flProtect: DWORD;   // DWORD
  nndPreferred: DWORD   // DWORD
): Pointer; stdcall;
  external 'KERNEL32.dll' name 'VirtualAllocExNuma';
result := DllCall("KERNEL32\VirtualAllocExNuma"
    , "Ptr", hProcess   ; HANDLE
    , "Ptr", lpAddress   ; void* optional
    , "UPtr", dwSize   ; UINT_PTR
    , "UInt", flAllocationType   ; VIRTUAL_ALLOCATION_TYPE
    , "UInt", flProtect   ; DWORD
    , "UInt", nndPreferred   ; DWORD
    , "Ptr")   ; return: void*
●VirtualAllocExNuma(hProcess, lpAddress, dwSize, flAllocationType, flProtect, nndPreferred) = DLL("KERNEL32.dll", "void* VirtualAllocExNuma(void*, void*, int, dword, dword, dword)")
# 呼び出し: VirtualAllocExNuma(hProcess, lpAddress, dwSize, flAllocationType, flProtect, nndPreferred)
# hProcess : HANDLE -> "void*"
# lpAddress : void* optional -> "void*"
# dwSize : UINT_PTR -> "int"
# flAllocationType : VIRTUAL_ALLOCATION_TYPE -> "dword"
# flProtect : DWORD -> "dword"
# nndPreferred : 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)。