OpenDedicatedMemoryPartition

// 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)>
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)。