WHvReadGpaRange

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

HRESULT WHvReadGpaRange(
    WHV_PARTITION_HANDLE Partition,
    DWORD VpIndex,
    ULONGLONG GuestAddress,
    WHV_ACCESS_GPA_CONTROLS Controls,
    void* Data,
    DWORD DataSizeInBytes
);

<DllImport("WinHvPlatform.dll", ExactSpelling:=True)>
Public Shared Function WHvReadGpaRange(
    Partition As IntPtr,   ' WHV_PARTITION_HANDLE
    VpIndex As UInteger,   ' DWORD
    GuestAddress As ULong,   ' ULONGLONG
    Controls As WHV_ACCESS_GPA_CONTROLS,   ' WHV_ACCESS_GPA_CONTROLS
    Data As IntPtr,   ' void* out
    DataSizeInBytes As UInteger   ' DWORD
) As Integer
End Function

' Partition : WHV_PARTITION_HANDLE
' VpIndex : DWORD
' GuestAddress : ULONGLONG
' Controls : WHV_ACCESS_GPA_CONTROLS
' Data : void* out
' DataSizeInBytes : DWORD
Declare PtrSafe Function WHvReadGpaRange Lib "winhvplatform" ( _
    ByVal Partition As LongPtr, _
    ByVal VpIndex As Long, _
    ByVal GuestAddress As LongLong, _
    ByVal Controls As LongPtr, _
    ByVal Data As LongPtr, _
    ByVal DataSizeInBytes 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

WHvReadGpaRange = ctypes.windll.winhvplatform.WHvReadGpaRange
WHvReadGpaRange.restype = ctypes.c_int
WHvReadGpaRange.argtypes = [
    ctypes.c_ssize_t,  # Partition : WHV_PARTITION_HANDLE
    wintypes.DWORD,  # VpIndex : DWORD
    ctypes.c_ulonglong,  # GuestAddress : ULONGLONG
    WHV_ACCESS_GPA_CONTROLS,  # Controls : WHV_ACCESS_GPA_CONTROLS
    ctypes.POINTER(None),  # Data : void* out
    wintypes.DWORD,  # DataSizeInBytes : DWORD
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WinHvPlatform.dll')
WHvReadGpaRange = Fiddle::Function.new(
  lib['WHvReadGpaRange'],
  [
    Fiddle::TYPE_INTPTR_T,  # Partition : WHV_PARTITION_HANDLE
    -Fiddle::TYPE_INT,  # VpIndex : DWORD
    -Fiddle::TYPE_LONG_LONG,  # GuestAddress : ULONGLONG
    Fiddle::TYPE_VOIDP,  # Controls : WHV_ACCESS_GPA_CONTROLS
    Fiddle::TYPE_VOIDP,  # Data : void* out
    -Fiddle::TYPE_INT,  # DataSizeInBytes : DWORD
  ],
  Fiddle::TYPE_INT)

#[link(name = "winhvplatform")]
extern "system" {
    fn WHvReadGpaRange(
        Partition: isize,  // WHV_PARTITION_HANDLE
        VpIndex: u32,  // DWORD
        GuestAddress: u64,  // ULONGLONG
        Controls: WHV_ACCESS_GPA_CONTROLS,  // WHV_ACCESS_GPA_CONTROLS
        Data: *mut (),  // void* out
        DataSizeInBytes: u32  // DWORD
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WinHvPlatform.dll")]
public static extern int WHvReadGpaRange(IntPtr Partition, uint VpIndex, ulong GuestAddress, WHV_ACCESS_GPA_CONTROLS Controls, IntPtr Data, uint DataSizeInBytes);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WinHvPlatform_WHvReadGpaRange' -Namespace Win32 -PassThru
# $api::WHvReadGpaRange(Partition, VpIndex, GuestAddress, Controls, Data, DataSizeInBytes)

#uselib "WinHvPlatform.dll"
#func global WHvReadGpaRange "WHvReadGpaRange" sptr, sptr, sptr, sptr, sptr, sptr
; WHvReadGpaRange Partition, VpIndex, GuestAddress, Controls, Data, DataSizeInBytes   ; 戻り値は stat
; Partition : WHV_PARTITION_HANDLE -> "sptr"
; VpIndex : DWORD -> "sptr"
; GuestAddress : ULONGLONG -> "sptr"
; Controls : WHV_ACCESS_GPA_CONTROLS -> "sptr"
; Data : void* out -> "sptr"
; DataSizeInBytes : DWORD -> "sptr"
; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。
; ※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 "WinHvPlatform.dll"
#cfunc global WHvReadGpaRange "WHvReadGpaRange" sptr, int, int64, int, sptr, int
; res = WHvReadGpaRange(Partition, VpIndex, GuestAddress, Controls, Data, DataSizeInBytes)
; Partition : WHV_PARTITION_HANDLE -> "sptr"
; VpIndex : DWORD -> "int"
; GuestAddress : ULONGLONG -> "int64"
; Controls : WHV_ACCESS_GPA_CONTROLS -> "int"
; Data : void* out -> "sptr"
; DataSizeInBytes : DWORD -> "int"
; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。
; ※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)。

; HRESULT WHvReadGpaRange(WHV_PARTITION_HANDLE Partition, DWORD VpIndex, ULONGLONG GuestAddress, WHV_ACCESS_GPA_CONTROLS Controls, void* Data, DWORD DataSizeInBytes)
#uselib "WinHvPlatform.dll"
#cfunc global WHvReadGpaRange "WHvReadGpaRange" intptr, int, int64, int, intptr, int
; res = WHvReadGpaRange(Partition, VpIndex, GuestAddress, Controls, Data, DataSizeInBytes)
; Partition : WHV_PARTITION_HANDLE -> "intptr"
; VpIndex : DWORD -> "int"
; GuestAddress : ULONGLONG -> "int64"
; Controls : WHV_ACCESS_GPA_CONTROLS -> "int"
; Data : void* out -> "intptr"
; DataSizeInBytes : DWORD -> "int"
; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。

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

var (
	winhvplatform = windows.NewLazySystemDLL("WinHvPlatform.dll")
	procWHvReadGpaRange = winhvplatform.NewProc("WHvReadGpaRange")
)

// Partition (WHV_PARTITION_HANDLE), VpIndex (DWORD), GuestAddress (ULONGLONG), Controls (WHV_ACCESS_GPA_CONTROLS), Data (void* out), DataSizeInBytes (DWORD)
r1, _, err := procWHvReadGpaRange.Call(
	uintptr(Partition),
	uintptr(VpIndex),
	uintptr(GuestAddress),
	uintptr(Controls),
	uintptr(Data),
	uintptr(DataSizeInBytes),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function WHvReadGpaRange(
  Partition: NativeInt;   // WHV_PARTITION_HANDLE
  VpIndex: DWORD;   // DWORD
  GuestAddress: UInt64;   // ULONGLONG
  Controls: WHV_ACCESS_GPA_CONTROLS;   // WHV_ACCESS_GPA_CONTROLS
  Data: Pointer;   // void* out
  DataSizeInBytes: DWORD   // DWORD
): Integer; stdcall;
  external 'WinHvPlatform.dll' name 'WHvReadGpaRange';

result := DllCall("WinHvPlatform\WHvReadGpaRange"
    , "Ptr", Partition   ; WHV_PARTITION_HANDLE
    , "UInt", VpIndex   ; DWORD
    , "Int64", GuestAddress   ; ULONGLONG
    , "Ptr", Controls   ; WHV_ACCESS_GPA_CONTROLS
    , "Ptr", Data   ; void* out
    , "UInt", DataSizeInBytes   ; DWORD
    , "Int")   ; return: HRESULT

●WHvReadGpaRange(Partition, VpIndex, GuestAddress, Controls, Data, DataSizeInBytes) = DLL("WinHvPlatform.dll", "int WHvReadGpaRange(int, dword, qword, void*, void*, dword)")
# 呼び出し: WHvReadGpaRange(Partition, VpIndex, GuestAddress, Controls, Data, DataSizeInBytes)
# Partition : WHV_PARTITION_HANDLE -> "int"
# VpIndex : DWORD -> "dword"
# GuestAddress : ULONGLONG -> "qword"
# Controls : WHV_ACCESS_GPA_CONTROLS -> "void*"
# Data : void* out -> "void*"
# DataSizeInBytes : 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)。

const std = @import("std");

extern "winhvplatform" fn WHvReadGpaRange(
    Partition: isize, // WHV_PARTITION_HANDLE
    VpIndex: u32, // DWORD
    GuestAddress: u64, // ULONGLONG
    Controls: WHV_ACCESS_GPA_CONTROLS, // WHV_ACCESS_GPA_CONTROLS
    Data: ?*anyopaque, // void* out
    DataSizeInBytes: u32 // DWORD
) callconv(std.os.windows.WINAPI) i32;

proc WHvReadGpaRange(
    Partition: int,  # WHV_PARTITION_HANDLE
    VpIndex: uint32,  # DWORD
    GuestAddress: uint64,  # ULONGLONG
    Controls: WHV_ACCESS_GPA_CONTROLS,  # WHV_ACCESS_GPA_CONTROLS
    Data: pointer,  # void* out
    DataSizeInBytes: uint32  # DWORD
): int32 {.importc: "WHvReadGpaRange", stdcall, dynlib: "WinHvPlatform.dll".}

pragma(lib, "winhvplatform");
extern(Windows)
int WHvReadGpaRange(
    ptrdiff_t Partition,   // WHV_PARTITION_HANDLE
    uint VpIndex,   // DWORD
    ulong GuestAddress,   // ULONGLONG
    WHV_ACCESS_GPA_CONTROLS Controls,   // WHV_ACCESS_GPA_CONTROLS
    void* Data,   // void* out
    uint DataSizeInBytes   // DWORD
);

ccall((:WHvReadGpaRange, "WinHvPlatform.dll"), stdcall, Int32,
      (Int, UInt32, UInt64, WHV_ACCESS_GPA_CONTROLS, Ptr{Cvoid}, UInt32),
      Partition, VpIndex, GuestAddress, Controls, Data, DataSizeInBytes)
# Partition : WHV_PARTITION_HANDLE -> Int
# VpIndex : DWORD -> UInt32
# GuestAddress : ULONGLONG -> UInt64
# Controls : WHV_ACCESS_GPA_CONTROLS -> WHV_ACCESS_GPA_CONTROLS
# Data : void* out -> Ptr{Cvoid}
# DataSizeInBytes : DWORD -> UInt32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t WHvReadGpaRange(
    intptr_t Partition,
    uint32_t VpIndex,
    uint64_t GuestAddress,
    WHV_ACCESS_GPA_CONTROLS Controls,
    void* Data,
    uint32_t DataSizeInBytes);
]]
local winhvplatform = ffi.load("winhvplatform")
-- winhvplatform.WHvReadGpaRange(Partition, VpIndex, GuestAddress, Controls, Data, DataSizeInBytes)
-- Partition : WHV_PARTITION_HANDLE
-- VpIndex : DWORD
-- GuestAddress : ULONGLONG
-- Controls : WHV_ACCESS_GPA_CONTROLS
-- Data : void* out
-- DataSizeInBytes : DWORD
-- 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('WinHvPlatform.dll');
const WHvReadGpaRange = lib.func('__stdcall', 'WHvReadGpaRange', 'int32_t', ['intptr_t', 'uint32_t', 'uint64_t', 'WHV_ACCESS_GPA_CONTROLS', 'void *', 'uint32_t']);
// WHvReadGpaRange(Partition, VpIndex, GuestAddress, Controls, Data, DataSizeInBytes)
// Partition : WHV_PARTITION_HANDLE -> 'intptr_t'
// VpIndex : DWORD -> 'uint32_t'
// GuestAddress : ULONGLONG -> 'uint64_t'
// Controls : WHV_ACCESS_GPA_CONTROLS -> 'WHV_ACCESS_GPA_CONTROLS'
// Data : void* out -> 'void *'
// DataSizeInBytes : DWORD -> 'uint32_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("WinHvPlatform.dll", {
  WHvReadGpaRange: { parameters: ["isize", "u32", "u64", "buffer", "pointer", "u32"], result: "i32" },
});
// lib.symbols.WHvReadGpaRange(Partition, VpIndex, GuestAddress, Controls, Data, DataSizeInBytes)
// Partition : WHV_PARTITION_HANDLE -> "isize"
// VpIndex : DWORD -> "u32"
// GuestAddress : ULONGLONG -> "u64"
// Controls : WHV_ACCESS_GPA_CONTROLS -> "buffer"
// Data : void* out -> "pointer"
// DataSizeInBytes : DWORD -> "u32"
// 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
int32_t WHvReadGpaRange(
    intptr_t Partition,
    uint32_t VpIndex,
    uint64_t GuestAddress,
    WHV_ACCESS_GPA_CONTROLS Controls,
    void* Data,
    uint32_t DataSizeInBytes);
C, "WinHvPlatform.dll");
// $ffi->WHvReadGpaRange(Partition, VpIndex, GuestAddress, Controls, Data, DataSizeInBytes);
// Partition : WHV_PARTITION_HANDLE
// VpIndex : DWORD
// GuestAddress : ULONGLONG
// Controls : WHV_ACCESS_GPA_CONTROLS
// Data : void* out
// DataSizeInBytes : DWORD
// 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 Winhvplatform extends StdCallLibrary {
    Winhvplatform INSTANCE = Native.load("winhvplatform", Winhvplatform.class);
    int WHvReadGpaRange(
        long Partition,   // WHV_PARTITION_HANDLE
        int VpIndex,   // DWORD
        long GuestAddress,   // ULONGLONG
        WHV_ACCESS_GPA_CONTROLS /* extends Structure (by value) */ Controls,   // WHV_ACCESS_GPA_CONTROLS
        Pointer Data,   // void* out
        int DataSizeInBytes   // DWORD
    );
}

@[Link("winhvplatform")]
lib LibWinHvPlatform
  fun WHvReadGpaRange = WHvReadGpaRange(
    Partition : LibC::SSizeT,   # WHV_PARTITION_HANDLE
    VpIndex : UInt32,   # DWORD
    GuestAddress : UInt64,   # ULONGLONG
    Controls : WHV_ACCESS_GPA_CONTROLS,   # WHV_ACCESS_GPA_CONTROLS
    Data : Void*,   # void* out
    DataSizeInBytes : UInt32   # DWORD
  ) : Int32
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 WHvReadGpaRangeNative = Int32 Function(IntPtr, Uint32, Uint64, WHV_ACCESS_GPA_CONTROLS, Pointer<Void>, Uint32);
typedef WHvReadGpaRangeDart = int Function(int, int, int, int, Pointer<Void>, int);
final WHvReadGpaRange = DynamicLibrary.open('WinHvPlatform.dll')
    .lookupFunction<WHvReadGpaRangeNative, WHvReadGpaRangeDart>('WHvReadGpaRange');
// Partition : WHV_PARTITION_HANDLE -> IntPtr
// VpIndex : DWORD -> Uint32
// GuestAddress : ULONGLONG -> Uint64
// Controls : WHV_ACCESS_GPA_CONTROLS -> WHV_ACCESS_GPA_CONTROLS
// Data : void* out -> Pointer<Void>
// DataSizeInBytes : DWORD -> Uint32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function WHvReadGpaRange(
  Partition: NativeInt;   // WHV_PARTITION_HANDLE
  VpIndex: DWORD;   // DWORD
  GuestAddress: UInt64;   // ULONGLONG
  Controls: WHV_ACCESS_GPA_CONTROLS;   // WHV_ACCESS_GPA_CONTROLS
  Data: Pointer;   // void* out
  DataSizeInBytes: DWORD   // DWORD
): Integer; stdcall;
  external 'WinHvPlatform.dll' name 'WHvReadGpaRange';

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

foreign import stdcall safe "WHvReadGpaRange"
  c_WHvReadGpaRange :: CIntPtr -> Word32 -> Word64 -> WHV_ACCESS_GPA_CONTROLS -> Ptr () -> Word32 -> IO Int32
-- Partition : WHV_PARTITION_HANDLE -> CIntPtr
-- VpIndex : DWORD -> Word32
-- GuestAddress : ULONGLONG -> Word64
-- Controls : WHV_ACCESS_GPA_CONTROLS -> WHV_ACCESS_GPA_CONTROLS
-- Data : void* out -> Ptr ()
-- DataSizeInBytes : DWORD -> Word32
-- 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 whvreadgparange =
  foreign "WHvReadGpaRange"
    (intptr_t @-> uint32_t @-> uint64_t @-> WHV_ACCESS_GPA_CONTROLS @-> (ptr void) @-> uint32_t @-> returning int32_t)
(* Partition : WHV_PARTITION_HANDLE -> intptr_t *)
(* VpIndex : DWORD -> uint32_t *)
(* GuestAddress : ULONGLONG -> uint64_t *)
(* Controls : WHV_ACCESS_GPA_CONTROLS -> WHV_ACCESS_GPA_CONTROLS *)
(* Data : void* out -> (ptr void) *)
(* DataSizeInBytes : DWORD -> uint32_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 winhvplatform (t "WinHvPlatform.dll"))
(cffi:use-foreign-library winhvplatform)

(cffi:defcfun ("WHvReadGpaRange" whv-read-gpa-range :convention :stdcall) :int32
  (partition :int64)   ; WHV_PARTITION_HANDLE
  (vp-index :uint32)   ; DWORD
  (guest-address :uint64)   ; ULONGLONG
  (controls (:struct whv-access-gpa-controls))   ; WHV_ACCESS_GPA_CONTROLS
  (data :pointer)   ; void* out
  (data-size-in-bytes :uint32))   ; DWORD
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $WHvReadGpaRange = Win32::API::More->new('WinHvPlatform',
    'int WHvReadGpaRange(LPARAM Partition, DWORD VpIndex, UINT64 GuestAddress, LPVOID Controls, LPVOID Data, DWORD DataSizeInBytes)');
# my $ret = $WHvReadGpaRange->Call($Partition, $VpIndex, $GuestAddress, $Controls, $Data, $DataSizeInBytes);
# Partition : WHV_PARTITION_HANDLE -> LPARAM
# VpIndex : DWORD -> DWORD
# GuestAddress : ULONGLONG -> UINT64
# Controls : WHV_ACCESS_GPA_CONTROLS -> LPVOID
# Data : void* out -> LPVOID
# DataSizeInBytes : DWORD -> DWORD
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。