MapViewOfFile

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

MEMORY_MAPPED_VIEW_ADDRESS MapViewOfFile(
    HANDLE hFileMappingObject,
    FILE_MAP dwDesiredAccess,
    DWORD dwFileOffsetHigh,
    DWORD dwFileOffsetLow,
    UINT_PTR dwNumberOfBytesToMap
);

<DllImport("KERNEL32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function MapViewOfFile(
    hFileMappingObject As IntPtr,   ' HANDLE
    dwDesiredAccess As UInteger,   ' FILE_MAP
    dwFileOffsetHigh As UInteger,   ' DWORD
    dwFileOffsetLow As UInteger,   ' DWORD
    dwNumberOfBytesToMap As UIntPtr   ' UINT_PTR
) As MEMORY_MAPPED_VIEW_ADDRESS
End Function

' hFileMappingObject : HANDLE
' dwDesiredAccess : FILE_MAP
' dwFileOffsetHigh : DWORD
' dwFileOffsetLow : DWORD
' dwNumberOfBytesToMap : UINT_PTR
Declare PtrSafe Function MapViewOfFile Lib "kernel32" ( _
    ByVal hFileMappingObject As LongPtr, _
    ByVal dwDesiredAccess As Long, _
    ByVal dwFileOffsetHigh As Long, _
    ByVal dwFileOffsetLow As Long, _
    ByVal dwNumberOfBytesToMap As LongPtr) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

MapViewOfFile = ctypes.windll.kernel32.MapViewOfFile
MapViewOfFile.restype = ctypes.c_void_p
MapViewOfFile.argtypes = [
    wintypes.HANDLE,  # hFileMappingObject : HANDLE
    wintypes.DWORD,  # dwDesiredAccess : FILE_MAP
    wintypes.DWORD,  # dwFileOffsetHigh : DWORD
    wintypes.DWORD,  # dwFileOffsetLow : DWORD
    ctypes.c_size_t,  # dwNumberOfBytesToMap : UINT_PTR
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
MapViewOfFile = Fiddle::Function.new(
  lib['MapViewOfFile'],
  [
    Fiddle::TYPE_VOIDP,  # hFileMappingObject : HANDLE
    -Fiddle::TYPE_INT,  # dwDesiredAccess : FILE_MAP
    -Fiddle::TYPE_INT,  # dwFileOffsetHigh : DWORD
    -Fiddle::TYPE_INT,  # dwFileOffsetLow : DWORD
    Fiddle::TYPE_UINTPTR_T,  # dwNumberOfBytesToMap : UINT_PTR
  ],
  Fiddle::TYPE_VOIDP)

#[link(name = "kernel32")]
extern "system" {
    fn MapViewOfFile(
        hFileMappingObject: *mut core::ffi::c_void,  // HANDLE
        dwDesiredAccess: u32,  // FILE_MAP
        dwFileOffsetHigh: u32,  // DWORD
        dwFileOffsetLow: u32,  // DWORD
        dwNumberOfBytesToMap: usize  // UINT_PTR
    ) -> MEMORY_MAPPED_VIEW_ADDRESS;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("KERNEL32.dll", SetLastError = true)]
public static extern MEMORY_MAPPED_VIEW_ADDRESS MapViewOfFile(IntPtr hFileMappingObject, uint dwDesiredAccess, uint dwFileOffsetHigh, uint dwFileOffsetLow, UIntPtr dwNumberOfBytesToMap);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_MapViewOfFile' -Namespace Win32 -PassThru
# $api::MapViewOfFile(hFileMappingObject, dwDesiredAccess, dwFileOffsetHigh, dwFileOffsetLow, dwNumberOfBytesToMap)

#uselib "KERNEL32.dll"
#func global MapViewOfFile "MapViewOfFile" sptr, sptr, sptr, sptr, sptr
; MapViewOfFile hFileMappingObject, dwDesiredAccess, dwFileOffsetHigh, dwFileOffsetLow, dwNumberOfBytesToMap   ; 戻り値は stat
; hFileMappingObject : HANDLE -> "sptr"
; dwDesiredAccess : FILE_MAP -> "sptr"
; dwFileOffsetHigh : DWORD -> "sptr"
; dwFileOffsetLow : DWORD -> "sptr"
; dwNumberOfBytesToMap : UINT_PTR -> "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 MapViewOfFile "MapViewOfFile" sptr, int, int, int, sptr
; res = MapViewOfFile(hFileMappingObject, dwDesiredAccess, dwFileOffsetHigh, dwFileOffsetLow, dwNumberOfBytesToMap)
; hFileMappingObject : HANDLE -> "sptr"
; dwDesiredAccess : FILE_MAP -> "int"
; dwFileOffsetHigh : DWORD -> "int"
; dwFileOffsetLow : DWORD -> "int"
; dwNumberOfBytesToMap : UINT_PTR -> "sptr"

; MEMORY_MAPPED_VIEW_ADDRESS MapViewOfFile(HANDLE hFileMappingObject, FILE_MAP dwDesiredAccess, DWORD dwFileOffsetHigh, DWORD dwFileOffsetLow, UINT_PTR dwNumberOfBytesToMap)
#uselib "KERNEL32.dll"
#cfunc global MapViewOfFile "MapViewOfFile" intptr, int, int, int, intptr
; res = MapViewOfFile(hFileMappingObject, dwDesiredAccess, dwFileOffsetHigh, dwFileOffsetLow, dwNumberOfBytesToMap)
; hFileMappingObject : HANDLE -> "intptr"
; dwDesiredAccess : FILE_MAP -> "int"
; dwFileOffsetHigh : DWORD -> "int"
; dwFileOffsetLow : DWORD -> "int"
; dwNumberOfBytesToMap : UINT_PTR -> "intptr"

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

var (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procMapViewOfFile = kernel32.NewProc("MapViewOfFile")
)

// hFileMappingObject (HANDLE), dwDesiredAccess (FILE_MAP), dwFileOffsetHigh (DWORD), dwFileOffsetLow (DWORD), dwNumberOfBytesToMap (UINT_PTR)
r1, _, err := procMapViewOfFile.Call(
	uintptr(hFileMappingObject),
	uintptr(dwDesiredAccess),
	uintptr(dwFileOffsetHigh),
	uintptr(dwFileOffsetLow),
	uintptr(dwNumberOfBytesToMap),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // MEMORY_MAPPED_VIEW_ADDRESS

function MapViewOfFile(
  hFileMappingObject: THandle;   // HANDLE
  dwDesiredAccess: DWORD;   // FILE_MAP
  dwFileOffsetHigh: DWORD;   // DWORD
  dwFileOffsetLow: DWORD;   // DWORD
  dwNumberOfBytesToMap: NativeUInt   // UINT_PTR
): MEMORY_MAPPED_VIEW_ADDRESS; stdcall;
  external 'KERNEL32.dll' name 'MapViewOfFile';

result := DllCall("KERNEL32\MapViewOfFile"
    , "Ptr", hFileMappingObject   ; HANDLE
    , "UInt", dwDesiredAccess   ; FILE_MAP
    , "UInt", dwFileOffsetHigh   ; DWORD
    , "UInt", dwFileOffsetLow   ; DWORD
    , "UPtr", dwNumberOfBytesToMap   ; UINT_PTR
    , "Ptr")   ; return: MEMORY_MAPPED_VIEW_ADDRESS

●MapViewOfFile(hFileMappingObject, dwDesiredAccess, dwFileOffsetHigh, dwFileOffsetLow, dwNumberOfBytesToMap) = DLL("KERNEL32.dll", "void* MapViewOfFile(void*, dword, dword, dword, int)")
# 呼び出し: MapViewOfFile(hFileMappingObject, dwDesiredAccess, dwFileOffsetHigh, dwFileOffsetLow, dwNumberOfBytesToMap)
# hFileMappingObject : HANDLE -> "void*"
# dwDesiredAccess : FILE_MAP -> "dword"
# dwFileOffsetHigh : DWORD -> "dword"
# dwFileOffsetLow : DWORD -> "dword"
# dwNumberOfBytesToMap : UINT_PTR -> "int"
# 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 "kernel32" fn MapViewOfFile(
    hFileMappingObject: ?*anyopaque, // HANDLE
    dwDesiredAccess: u32, // FILE_MAP
    dwFileOffsetHigh: u32, // DWORD
    dwFileOffsetLow: u32, // DWORD
    dwNumberOfBytesToMap: usize // UINT_PTR
) callconv(std.os.windows.WINAPI) MEMORY_MAPPED_VIEW_ADDRESS;

proc MapViewOfFile(
    hFileMappingObject: pointer,  # HANDLE
    dwDesiredAccess: uint32,  # FILE_MAP
    dwFileOffsetHigh: uint32,  # DWORD
    dwFileOffsetLow: uint32,  # DWORD
    dwNumberOfBytesToMap: uint  # UINT_PTR
): MEMORY_MAPPED_VIEW_ADDRESS {.importc: "MapViewOfFile", stdcall, dynlib: "KERNEL32.dll".}

pragma(lib, "kernel32");
extern(Windows)
MEMORY_MAPPED_VIEW_ADDRESS MapViewOfFile(
    void* hFileMappingObject,   // HANDLE
    uint dwDesiredAccess,   // FILE_MAP
    uint dwFileOffsetHigh,   // DWORD
    uint dwFileOffsetLow,   // DWORD
    size_t dwNumberOfBytesToMap   // UINT_PTR
);

ccall((:MapViewOfFile, "KERNEL32.dll"), stdcall, MEMORY_MAPPED_VIEW_ADDRESS,
      (Ptr{Cvoid}, UInt32, UInt32, UInt32, Csize_t),
      hFileMappingObject, dwDesiredAccess, dwFileOffsetHigh, dwFileOffsetLow, dwNumberOfBytesToMap)
# hFileMappingObject : HANDLE -> Ptr{Cvoid}
# dwDesiredAccess : FILE_MAP -> UInt32
# dwFileOffsetHigh : DWORD -> UInt32
# dwFileOffsetLow : DWORD -> UInt32
# dwNumberOfBytesToMap : UINT_PTR -> Csize_t
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
MEMORY_MAPPED_VIEW_ADDRESS MapViewOfFile(
    void* hFileMappingObject,
    uint32_t dwDesiredAccess,
    uint32_t dwFileOffsetHigh,
    uint32_t dwFileOffsetLow,
    uintptr_t dwNumberOfBytesToMap);
]]
local kernel32 = ffi.load("kernel32")
-- kernel32.MapViewOfFile(hFileMappingObject, dwDesiredAccess, dwFileOffsetHigh, dwFileOffsetLow, dwNumberOfBytesToMap)
-- hFileMappingObject : HANDLE
-- dwDesiredAccess : FILE_MAP
-- dwFileOffsetHigh : DWORD
-- dwFileOffsetLow : DWORD
-- dwNumberOfBytesToMap : UINT_PTR
-- 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('KERNEL32.dll');
const MapViewOfFile = lib.func('__stdcall', 'MapViewOfFile', 'MEMORY_MAPPED_VIEW_ADDRESS', ['void *', 'uint32_t', 'uint32_t', 'uint32_t', 'uintptr_t']);
// MapViewOfFile(hFileMappingObject, dwDesiredAccess, dwFileOffsetHigh, dwFileOffsetLow, dwNumberOfBytesToMap)
// hFileMappingObject : HANDLE -> 'void *'
// dwDesiredAccess : FILE_MAP -> 'uint32_t'
// dwFileOffsetHigh : DWORD -> 'uint32_t'
// dwFileOffsetLow : DWORD -> 'uint32_t'
// dwNumberOfBytesToMap : UINT_PTR -> 'uintptr_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("KERNEL32.dll", {
  MapViewOfFile: { parameters: ["pointer", "u32", "u32", "u32", "usize"], result: "pointer" },
});
// lib.symbols.MapViewOfFile(hFileMappingObject, dwDesiredAccess, dwFileOffsetHigh, dwFileOffsetLow, dwNumberOfBytesToMap)
// hFileMappingObject : HANDLE -> "pointer"
// dwDesiredAccess : FILE_MAP -> "u32"
// dwFileOffsetHigh : DWORD -> "u32"
// dwFileOffsetLow : DWORD -> "u32"
// dwNumberOfBytesToMap : UINT_PTR -> "usize"
// 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
MEMORY_MAPPED_VIEW_ADDRESS MapViewOfFile(
    void* hFileMappingObject,
    uint32_t dwDesiredAccess,
    uint32_t dwFileOffsetHigh,
    uint32_t dwFileOffsetLow,
    size_t dwNumberOfBytesToMap);
C, "KERNEL32.dll");
// $ffi->MapViewOfFile(hFileMappingObject, dwDesiredAccess, dwFileOffsetHigh, dwFileOffsetLow, dwNumberOfBytesToMap);
// hFileMappingObject : HANDLE
// dwDesiredAccess : FILE_MAP
// dwFileOffsetHigh : DWORD
// dwFileOffsetLow : DWORD
// dwNumberOfBytesToMap : UINT_PTR
// 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 Kernel32 extends StdCallLibrary {
    Kernel32 INSTANCE = Native.load("kernel32", Kernel32.class);
    MEMORY_MAPPED_VIEW_ADDRESS MapViewOfFile(
        Pointer hFileMappingObject,   // HANDLE
        int dwDesiredAccess,   // FILE_MAP
        int dwFileOffsetHigh,   // DWORD
        int dwFileOffsetLow,   // DWORD
        long dwNumberOfBytesToMap   // UINT_PTR
    );
}

@[Link("kernel32")]
lib LibKERNEL32
  fun MapViewOfFile = MapViewOfFile(
    hFileMappingObject : Void*,   # HANDLE
    dwDesiredAccess : UInt32,   # FILE_MAP
    dwFileOffsetHigh : UInt32,   # DWORD
    dwFileOffsetLow : UInt32,   # DWORD
    dwNumberOfBytesToMap : LibC::SizeT   # UINT_PTR
  ) : MEMORY_MAPPED_VIEW_ADDRESS
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 MapViewOfFileNative = MEMORY_MAPPED_VIEW_ADDRESS Function(Pointer<Void>, Uint32, Uint32, Uint32, UintPtr);
typedef MapViewOfFileDart = int Function(Pointer<Void>, int, int, int, int);
final MapViewOfFile = DynamicLibrary.open('KERNEL32.dll')
    .lookupFunction<MapViewOfFileNative, MapViewOfFileDart>('MapViewOfFile');
// hFileMappingObject : HANDLE -> Pointer<Void>
// dwDesiredAccess : FILE_MAP -> Uint32
// dwFileOffsetHigh : DWORD -> Uint32
// dwFileOffsetLow : DWORD -> Uint32
// dwNumberOfBytesToMap : UINT_PTR -> UintPtr
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function MapViewOfFile(
  hFileMappingObject: THandle;   // HANDLE
  dwDesiredAccess: DWORD;   // FILE_MAP
  dwFileOffsetHigh: DWORD;   // DWORD
  dwFileOffsetLow: DWORD;   // DWORD
  dwNumberOfBytesToMap: NativeUInt   // UINT_PTR
): MEMORY_MAPPED_VIEW_ADDRESS; stdcall;
  external 'KERNEL32.dll' name 'MapViewOfFile';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "MapViewOfFile"
  c_MapViewOfFile :: Ptr () -> Word32 -> Word32 -> Word32 -> CUIntPtr -> IO MEMORY_MAPPED_VIEW_ADDRESS
-- hFileMappingObject : HANDLE -> Ptr ()
-- dwDesiredAccess : FILE_MAP -> Word32
-- dwFileOffsetHigh : DWORD -> Word32
-- dwFileOffsetLow : DWORD -> Word32
-- dwNumberOfBytesToMap : UINT_PTR -> CUIntPtr
-- 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。
-- ※値渡し構造体は GHC FFI で直接渡せません。Ptr で渡すラッパ(C側)経由にしてください。

open Ctypes
open Foreign

let mapviewoffile =
  foreign "MapViewOfFile"
    ((ptr void) @-> uint32_t @-> uint32_t @-> uint32_t @-> size_t @-> returning MEMORY_MAPPED_VIEW_ADDRESS)
(* hFileMappingObject : HANDLE -> (ptr void) *)
(* dwDesiredAccess : FILE_MAP -> uint32_t *)
(* dwFileOffsetHigh : DWORD -> uint32_t *)
(* dwFileOffsetLow : DWORD -> uint32_t *)
(* dwNumberOfBytesToMap : UINT_PTR -> size_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 kernel32 (t "KERNEL32.dll"))
(cffi:use-foreign-library kernel32)

(cffi:defcfun ("MapViewOfFile" map-view-of-file :convention :stdcall) (:struct memory-mapped-view-address)
  (h-file-mapping-object :pointer)   ; HANDLE
  (dw-desired-access :uint32)   ; FILE_MAP
  (dw-file-offset-high :uint32)   ; DWORD
  (dw-file-offset-low :uint32)   ; DWORD
  (dw-number-of-bytes-to-map :uint64))   ; UINT_PTR
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $MapViewOfFile = Win32::API::More->new('KERNEL32',
    'LPVOID MapViewOfFile(HANDLE hFileMappingObject, DWORD dwDesiredAccess, DWORD dwFileOffsetHigh, DWORD dwFileOffsetLow, WPARAM dwNumberOfBytesToMap)');
# my $ret = $MapViewOfFile->Call($hFileMappingObject, $dwDesiredAccess, $dwFileOffsetHigh, $dwFileOffsetLow, $dwNumberOfBytesToMap);
# hFileMappingObject : HANDLE -> HANDLE
# dwDesiredAccess : FILE_MAP -> DWORD
# dwFileOffsetHigh : DWORD -> DWORD
# dwFileOffsetLow : DWORD -> DWORD
# dwNumberOfBytesToMap : UINT_PTR -> WPARAM
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。