Win32 API 日本語リファレンス
ホームSystem.Memory › OpenDedicatedMemoryPartition

OpenDedicatedMemoryPartition

関数
専用メモリパーティションを開く。
DLLapi-ms-win-core-memory-l1-1-8.dll呼出規約winapi

シグネチャ

// api-ms-win-core-memory-l1-1-8.dll
#include <windows.h>

HANDLE OpenDedicatedMemoryPartition(
    HANDLE Partition,
    ULONGLONG DedicatedMemoryTypeId,
    DWORD DesiredAccess,
    BOOL InheritHandle
);

パラメーター

名前方向説明
PartitionHANDLEin親メモリパーティションのハンドル。
DedicatedMemoryTypeIdULONGLONGin開く専用メモリの種類を示す型ID。
DesiredAccessDWORDinパーティションに付与するアクセス権を指定する。
InheritHandleBOOLinTRUEで子プロセスへハンドルを継承可能にする。

戻り値の型: HANDLE

各言語での呼び出し定義

// api-ms-win-core-memory-l1-1-8.dll
#include <windows.h>

HANDLE OpenDedicatedMemoryPartition(
    HANDLE Partition,
    ULONGLONG DedicatedMemoryTypeId,
    DWORD DesiredAccess,
    BOOL InheritHandle
);
[DllImport("api-ms-win-core-memory-l1-1-8.dll", ExactSpelling = true)]
static extern IntPtr OpenDedicatedMemoryPartition(
    IntPtr Partition,   // HANDLE
    ulong DedicatedMemoryTypeId,   // ULONGLONG
    uint DesiredAccess,   // DWORD
    bool InheritHandle   // BOOL
);
<DllImport("api-ms-win-core-memory-l1-1-8.dll", ExactSpelling:=True)>
Public Shared Function OpenDedicatedMemoryPartition(
    Partition As IntPtr,   ' HANDLE
    DedicatedMemoryTypeId As ULong,   ' ULONGLONG
    DesiredAccess As UInteger,   ' DWORD
    InheritHandle As Boolean   ' BOOL
) As IntPtr
End Function
' Partition : HANDLE
' DedicatedMemoryTypeId : ULONGLONG
' DesiredAccess : DWORD
' InheritHandle : BOOL
Declare PtrSafe Function OpenDedicatedMemoryPartition Lib "api-ms-win-core-memory-l1-1-8" ( _
    ByVal Partition As LongPtr, _
    ByVal DedicatedMemoryTypeId As LongLong, _
    ByVal DesiredAccess As Long, _
    ByVal InheritHandle 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

OpenDedicatedMemoryPartition = ctypes.windll.LoadLibrary("api-ms-win-core-memory-l1-1-8.dll").OpenDedicatedMemoryPartition
OpenDedicatedMemoryPartition.restype = ctypes.c_void_p
OpenDedicatedMemoryPartition.argtypes = [
    wintypes.HANDLE,  # Partition : HANDLE
    ctypes.c_ulonglong,  # DedicatedMemoryTypeId : ULONGLONG
    wintypes.DWORD,  # DesiredAccess : DWORD
    wintypes.BOOL,  # InheritHandle : BOOL
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('api-ms-win-core-memory-l1-1-8.dll')
OpenDedicatedMemoryPartition = Fiddle::Function.new(
  lib['OpenDedicatedMemoryPartition'],
  [
    Fiddle::TYPE_VOIDP,  # Partition : HANDLE
    -Fiddle::TYPE_LONG_LONG,  # DedicatedMemoryTypeId : ULONGLONG
    -Fiddle::TYPE_INT,  # DesiredAccess : DWORD
    Fiddle::TYPE_INT,  # InheritHandle : BOOL
  ],
  Fiddle::TYPE_VOIDP)
#[link(name = "api-ms-win-core-memory-l1-1-8")]
extern "system" {
    fn OpenDedicatedMemoryPartition(
        Partition: *mut core::ffi::c_void,  // HANDLE
        DedicatedMemoryTypeId: u64,  // ULONGLONG
        DesiredAccess: u32,  // DWORD
        InheritHandle: i32  // BOOL
    ) -> *mut core::ffi::c_void;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("api-ms-win-core-memory-l1-1-8.dll")]
public static extern IntPtr OpenDedicatedMemoryPartition(IntPtr Partition, ulong DedicatedMemoryTypeId, uint DesiredAccess, bool InheritHandle);
"@
$api = Add-Type -MemberDefinition $sig -Name 'api-ms-win-core-memory-l1-1-8_OpenDedicatedMemoryPartition' -Namespace Win32 -PassThru
# $api::OpenDedicatedMemoryPartition(Partition, DedicatedMemoryTypeId, DesiredAccess, InheritHandle)
#uselib "api-ms-win-core-memory-l1-1-8.dll"
#func global OpenDedicatedMemoryPartition "OpenDedicatedMemoryPartition" sptr, sptr, sptr, sptr
; OpenDedicatedMemoryPartition Partition, DedicatedMemoryTypeId, DesiredAccess, InheritHandle   ; 戻り値は stat
; Partition : HANDLE -> "sptr"
; DedicatedMemoryTypeId : ULONGLONG -> "sptr"
; DesiredAccess : DWORD -> "sptr"
; InheritHandle : BOOL -> "sptr"
; ※HSP3.7は int64 引数(64bit値渡し)に非対応です。
; ※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 "api-ms-win-core-memory-l1-1-8.dll"
#cfunc global OpenDedicatedMemoryPartition "OpenDedicatedMemoryPartition" sptr, int64, int, int
; res = OpenDedicatedMemoryPartition(Partition, DedicatedMemoryTypeId, DesiredAccess, InheritHandle)
; Partition : HANDLE -> "sptr"
; DedicatedMemoryTypeId : ULONGLONG -> "int64"
; DesiredAccess : DWORD -> "int"
; InheritHandle : BOOL -> "int"
; ※int64 引数の DLL 値渡しは x64 ランタイム(hsp3_64)のみ対応(x86 は未対応)。
; HANDLE OpenDedicatedMemoryPartition(HANDLE Partition, ULONGLONG DedicatedMemoryTypeId, DWORD DesiredAccess, BOOL InheritHandle)
#uselib "api-ms-win-core-memory-l1-1-8.dll"
#cfunc global OpenDedicatedMemoryPartition "OpenDedicatedMemoryPartition" intptr, int64, int, int
; res = OpenDedicatedMemoryPartition(Partition, DedicatedMemoryTypeId, DesiredAccess, InheritHandle)
; Partition : HANDLE -> "intptr"
; DedicatedMemoryTypeId : ULONGLONG -> "int64"
; DesiredAccess : DWORD -> "int"
; InheritHandle : BOOL -> "int"
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	api_ms_win_core_memory_l1_1_8 = windows.NewLazySystemDLL("api-ms-win-core-memory-l1-1-8.dll")
	procOpenDedicatedMemoryPartition = api_ms_win_core_memory_l1_1_8.NewProc("OpenDedicatedMemoryPartition")
)

// Partition (HANDLE), DedicatedMemoryTypeId (ULONGLONG), DesiredAccess (DWORD), InheritHandle (BOOL)
r1, _, err := procOpenDedicatedMemoryPartition.Call(
	uintptr(Partition),
	uintptr(DedicatedMemoryTypeId),
	uintptr(DesiredAccess),
	uintptr(InheritHandle),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HANDLE
function OpenDedicatedMemoryPartition(
  Partition: THandle;   // HANDLE
  DedicatedMemoryTypeId: UInt64;   // ULONGLONG
  DesiredAccess: DWORD;   // DWORD
  InheritHandle: BOOL   // BOOL
): THandle; stdcall;
  external 'api-ms-win-core-memory-l1-1-8.dll' name 'OpenDedicatedMemoryPartition';
result := DllCall("api-ms-win-core-memory-l1-1-8\OpenDedicatedMemoryPartition"
    , "Ptr", Partition   ; HANDLE
    , "Int64", DedicatedMemoryTypeId   ; ULONGLONG
    , "UInt", DesiredAccess   ; DWORD
    , "Int", InheritHandle   ; BOOL
    , "Ptr")   ; return: HANDLE
●OpenDedicatedMemoryPartition(Partition, DedicatedMemoryTypeId, DesiredAccess, InheritHandle) = DLL("api-ms-win-core-memory-l1-1-8.dll", "void* OpenDedicatedMemoryPartition(void*, qword, dword, bool)")
# 呼び出し: OpenDedicatedMemoryPartition(Partition, DedicatedMemoryTypeId, DesiredAccess, InheritHandle)
# Partition : HANDLE -> "void*"
# DedicatedMemoryTypeId : ULONGLONG -> "qword"
# DesiredAccess : DWORD -> "dword"
# InheritHandle : BOOL -> "bool"
# 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 "api-ms-win-core-memory-l1-1-8" fn OpenDedicatedMemoryPartition(
    Partition: ?*anyopaque, // HANDLE
    DedicatedMemoryTypeId: u64, // ULONGLONG
    DesiredAccess: u32, // DWORD
    InheritHandle: i32 // BOOL
) callconv(std.os.windows.WINAPI) ?*anyopaque;
proc OpenDedicatedMemoryPartition(
    Partition: pointer,  # HANDLE
    DedicatedMemoryTypeId: uint64,  # ULONGLONG
    DesiredAccess: uint32,  # DWORD
    InheritHandle: int32  # BOOL
): pointer {.importc: "OpenDedicatedMemoryPartition", stdcall, dynlib: "api-ms-win-core-memory-l1-1-8.dll".}
pragma(lib, "api-ms-win-core-memory-l1-1-8");
extern(Windows)
void* OpenDedicatedMemoryPartition(
    void* Partition,   // HANDLE
    ulong DedicatedMemoryTypeId,   // ULONGLONG
    uint DesiredAccess,   // DWORD
    int InheritHandle   // BOOL
);
ccall((:OpenDedicatedMemoryPartition, "api-ms-win-core-memory-l1-1-8.dll"), stdcall, Ptr{Cvoid},
      (Ptr{Cvoid}, UInt64, UInt32, Int32),
      Partition, DedicatedMemoryTypeId, DesiredAccess, InheritHandle)
# Partition : HANDLE -> Ptr{Cvoid}
# DedicatedMemoryTypeId : ULONGLONG -> UInt64
# DesiredAccess : DWORD -> UInt32
# InheritHandle : BOOL -> Int32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
local ffi = require("ffi")
ffi.cdef[[
void* OpenDedicatedMemoryPartition(
    void* Partition,
    uint64_t DedicatedMemoryTypeId,
    uint32_t DesiredAccess,
    int32_t InheritHandle);
]]
local api-ms-win-core-memory-l1-1-8 = ffi.load("api-ms-win-core-memory-l1-1-8")
-- api-ms-win-core-memory-l1-1-8.OpenDedicatedMemoryPartition(Partition, DedicatedMemoryTypeId, DesiredAccess, InheritHandle)
-- Partition : HANDLE
-- DedicatedMemoryTypeId : ULONGLONG
-- DesiredAccess : DWORD
-- InheritHandle : BOOL
-- 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('api-ms-win-core-memory-l1-1-8.dll');
const OpenDedicatedMemoryPartition = lib.func('__stdcall', 'OpenDedicatedMemoryPartition', 'void *', ['void *', 'uint64_t', 'uint32_t', 'int32_t']);
// OpenDedicatedMemoryPartition(Partition, DedicatedMemoryTypeId, DesiredAccess, InheritHandle)
// Partition : HANDLE -> 'void *'
// DedicatedMemoryTypeId : ULONGLONG -> 'uint64_t'
// DesiredAccess : DWORD -> 'uint32_t'
// InheritHandle : BOOL -> 'int32_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("api-ms-win-core-memory-l1-1-8.dll", {
  OpenDedicatedMemoryPartition: { parameters: ["pointer", "u64", "u32", "i32"], result: "pointer" },
});
// lib.symbols.OpenDedicatedMemoryPartition(Partition, DedicatedMemoryTypeId, DesiredAccess, InheritHandle)
// Partition : HANDLE -> "pointer"
// DedicatedMemoryTypeId : ULONGLONG -> "u64"
// DesiredAccess : DWORD -> "u32"
// InheritHandle : BOOL -> "i32"
// 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
void* OpenDedicatedMemoryPartition(
    void* Partition,
    uint64_t DedicatedMemoryTypeId,
    uint32_t DesiredAccess,
    int32_t InheritHandle);
C, "api-ms-win-core-memory-l1-1-8.dll");
// $ffi->OpenDedicatedMemoryPartition(Partition, DedicatedMemoryTypeId, DesiredAccess, InheritHandle);
// Partition : HANDLE
// DedicatedMemoryTypeId : ULONGLONG
// DesiredAccess : DWORD
// InheritHandle : BOOL
// 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 Api-ms-win-core-memory-l1-1-8 extends StdCallLibrary {
    Api-ms-win-core-memory-l1-1-8 INSTANCE = Native.load("api-ms-win-core-memory-l1-1-8", Api-ms-win-core-memory-l1-1-8.class);
    Pointer OpenDedicatedMemoryPartition(
        Pointer Partition,   // HANDLE
        long DedicatedMemoryTypeId,   // ULONGLONG
        int DesiredAccess,   // DWORD
        boolean InheritHandle   // BOOL
    );
}
@[Link("api-ms-win-core-memory-l1-1-8")]
lib Libapi-ms-win-core-memory-l1-1-8
  fun OpenDedicatedMemoryPartition = OpenDedicatedMemoryPartition(
    Partition : Void*,   # HANDLE
    DedicatedMemoryTypeId : UInt64,   # ULONGLONG
    DesiredAccess : UInt32,   # DWORD
    InheritHandle : Int32   # BOOL
  ) : Void*
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 OpenDedicatedMemoryPartitionNative = Pointer<Void> Function(Pointer<Void>, Uint64, Uint32, Int32);
typedef OpenDedicatedMemoryPartitionDart = Pointer<Void> Function(Pointer<Void>, int, int, int);
final OpenDedicatedMemoryPartition = DynamicLibrary.open('api-ms-win-core-memory-l1-1-8.dll')
    .lookupFunction<OpenDedicatedMemoryPartitionNative, OpenDedicatedMemoryPartitionDart>('OpenDedicatedMemoryPartition');
// Partition : HANDLE -> Pointer<Void>
// DedicatedMemoryTypeId : ULONGLONG -> Uint64
// DesiredAccess : DWORD -> Uint32
// InheritHandle : BOOL -> Int32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function OpenDedicatedMemoryPartition(
  Partition: THandle;   // HANDLE
  DedicatedMemoryTypeId: UInt64;   // ULONGLONG
  DesiredAccess: DWORD;   // DWORD
  InheritHandle: BOOL   // BOOL
): THandle; stdcall;
  external 'api-ms-win-core-memory-l1-1-8.dll' name 'OpenDedicatedMemoryPartition';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "OpenDedicatedMemoryPartition"
  c_OpenDedicatedMemoryPartition :: Ptr () -> Word64 -> Word32 -> CInt -> IO (Ptr ())
-- Partition : HANDLE -> Ptr ()
-- DedicatedMemoryTypeId : ULONGLONG -> Word64
-- DesiredAccess : DWORD -> Word32
-- InheritHandle : BOOL -> CInt
-- 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 opendedicatedmemorypartition =
  foreign "OpenDedicatedMemoryPartition"
    ((ptr void) @-> uint64_t @-> uint32_t @-> int32_t @-> returning (ptr void))
(* Partition : HANDLE -> (ptr void) *)
(* DedicatedMemoryTypeId : ULONGLONG -> uint64_t *)
(* DesiredAccess : DWORD -> uint32_t *)
(* InheritHandle : BOOL -> int32_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 api-ms-win-core-memory-l1-1-8 (t "api-ms-win-core-memory-l1-1-8.dll"))
(cffi:use-foreign-library api-ms-win-core-memory-l1-1-8)

(cffi:defcfun ("OpenDedicatedMemoryPartition" open-dedicated-memory-partition :convention :stdcall) :pointer
  (partition :pointer)   ; HANDLE
  (dedicated-memory-type-id :uint64)   ; ULONGLONG
  (desired-access :uint32)   ; DWORD
  (inherit-handle :int32))   ; BOOL
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $OpenDedicatedMemoryPartition = Win32::API::More->new('api-ms-win-core-memory-l1-1-8',
    'HANDLE OpenDedicatedMemoryPartition(HANDLE Partition, UINT64 DedicatedMemoryTypeId, DWORD DesiredAccess, BOOL InheritHandle)');
# my $ret = $OpenDedicatedMemoryPartition->Call($Partition, $DedicatedMemoryTypeId, $DesiredAccess, $InheritHandle);
# Partition : HANDLE -> HANDLE
# DedicatedMemoryTypeId : ULONGLONG -> UINT64
# DesiredAccess : DWORD -> DWORD
# InheritHandle : BOOL -> BOOL
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。