HdvRegisterDoorbell

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

HRESULT HdvRegisterDoorbell(
    void* requestor,
    HDV_PCI_BAR_SELECTOR BarIndex,
    ULONGLONG BarOffset,
    ULONGLONG TriggerValue,
    ULONGLONG Flags,
    HANDLE DoorbellEvent
);

<DllImport("vmdevicehost.dll", ExactSpelling:=True)>
Public Shared Function HdvRegisterDoorbell(
    requestor As IntPtr,   ' void*
    BarIndex As Integer,   ' HDV_PCI_BAR_SELECTOR
    BarOffset As ULong,   ' ULONGLONG
    TriggerValue As ULong,   ' ULONGLONG
    Flags As ULong,   ' ULONGLONG
    DoorbellEvent As IntPtr   ' HANDLE
) As Integer
End Function

' requestor : void*
' BarIndex : HDV_PCI_BAR_SELECTOR
' BarOffset : ULONGLONG
' TriggerValue : ULONGLONG
' Flags : ULONGLONG
' DoorbellEvent : HANDLE
Declare PtrSafe Function HdvRegisterDoorbell Lib "vmdevicehost" ( _
    ByVal requestor As LongPtr, _
    ByVal BarIndex As Long, _
    ByVal BarOffset As LongLong, _
    ByVal TriggerValue As LongLong, _
    ByVal Flags As LongLong, _
    ByVal DoorbellEvent As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

HdvRegisterDoorbell = ctypes.windll.vmdevicehost.HdvRegisterDoorbell
HdvRegisterDoorbell.restype = ctypes.c_int
HdvRegisterDoorbell.argtypes = [
    ctypes.POINTER(None),  # requestor : void*
    ctypes.c_int,  # BarIndex : HDV_PCI_BAR_SELECTOR
    ctypes.c_ulonglong,  # BarOffset : ULONGLONG
    ctypes.c_ulonglong,  # TriggerValue : ULONGLONG
    ctypes.c_ulonglong,  # Flags : ULONGLONG
    wintypes.HANDLE,  # DoorbellEvent : HANDLE
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('vmdevicehost.dll')
HdvRegisterDoorbell = Fiddle::Function.new(
  lib['HdvRegisterDoorbell'],
  [
    Fiddle::TYPE_VOIDP,  # requestor : void*
    Fiddle::TYPE_INT,  # BarIndex : HDV_PCI_BAR_SELECTOR
    -Fiddle::TYPE_LONG_LONG,  # BarOffset : ULONGLONG
    -Fiddle::TYPE_LONG_LONG,  # TriggerValue : ULONGLONG
    -Fiddle::TYPE_LONG_LONG,  # Flags : ULONGLONG
    Fiddle::TYPE_VOIDP,  # DoorbellEvent : HANDLE
  ],
  Fiddle::TYPE_INT)

#[link(name = "vmdevicehost")]
extern "system" {
    fn HdvRegisterDoorbell(
        requestor: *mut (),  // void*
        BarIndex: i32,  // HDV_PCI_BAR_SELECTOR
        BarOffset: u64,  // ULONGLONG
        TriggerValue: u64,  // ULONGLONG
        Flags: u64,  // ULONGLONG
        DoorbellEvent: *mut core::ffi::c_void  // HANDLE
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("vmdevicehost.dll")]
public static extern int HdvRegisterDoorbell(IntPtr requestor, int BarIndex, ulong BarOffset, ulong TriggerValue, ulong Flags, IntPtr DoorbellEvent);
"@
$api = Add-Type -MemberDefinition $sig -Name 'vmdevicehost_HdvRegisterDoorbell' -Namespace Win32 -PassThru
# $api::HdvRegisterDoorbell(requestor, BarIndex, BarOffset, TriggerValue, Flags, DoorbellEvent)

#uselib "vmdevicehost.dll"
#func global HdvRegisterDoorbell "HdvRegisterDoorbell" sptr, sptr, sptr, sptr, sptr, sptr
; HdvRegisterDoorbell requestor, BarIndex, BarOffset, TriggerValue, Flags, DoorbellEvent   ; 戻り値は stat
; requestor : void* -> "sptr"
; BarIndex : HDV_PCI_BAR_SELECTOR -> "sptr"
; BarOffset : ULONGLONG -> "sptr"
; TriggerValue : ULONGLONG -> "sptr"
; Flags : ULONGLONG -> "sptr"
; DoorbellEvent : HANDLE -> "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 "vmdevicehost.dll"
#cfunc global HdvRegisterDoorbell "HdvRegisterDoorbell" sptr, int, int64, int64, int64, sptr
; res = HdvRegisterDoorbell(requestor, BarIndex, BarOffset, TriggerValue, Flags, DoorbellEvent)
; requestor : void* -> "sptr"
; BarIndex : HDV_PCI_BAR_SELECTOR -> "int"
; BarOffset : ULONGLONG -> "int64"
; TriggerValue : ULONGLONG -> "int64"
; Flags : ULONGLONG -> "int64"
; DoorbellEvent : HANDLE -> "sptr"
; ※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 HdvRegisterDoorbell(void* requestor, HDV_PCI_BAR_SELECTOR BarIndex, ULONGLONG BarOffset, ULONGLONG TriggerValue, ULONGLONG Flags, HANDLE DoorbellEvent)
#uselib "vmdevicehost.dll"
#cfunc global HdvRegisterDoorbell "HdvRegisterDoorbell" intptr, int, int64, int64, int64, intptr
; res = HdvRegisterDoorbell(requestor, BarIndex, BarOffset, TriggerValue, Flags, DoorbellEvent)
; requestor : void* -> "intptr"
; BarIndex : HDV_PCI_BAR_SELECTOR -> "int"
; BarOffset : ULONGLONG -> "int64"
; TriggerValue : ULONGLONG -> "int64"
; Flags : ULONGLONG -> "int64"
; DoorbellEvent : HANDLE -> "intptr"

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

var (
	vmdevicehost = windows.NewLazySystemDLL("vmdevicehost.dll")
	procHdvRegisterDoorbell = vmdevicehost.NewProc("HdvRegisterDoorbell")
)

// requestor (void*), BarIndex (HDV_PCI_BAR_SELECTOR), BarOffset (ULONGLONG), TriggerValue (ULONGLONG), Flags (ULONGLONG), DoorbellEvent (HANDLE)
r1, _, err := procHdvRegisterDoorbell.Call(
	uintptr(requestor),
	uintptr(BarIndex),
	uintptr(BarOffset),
	uintptr(TriggerValue),
	uintptr(Flags),
	uintptr(DoorbellEvent),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function HdvRegisterDoorbell(
  requestor: Pointer;   // void*
  BarIndex: Integer;   // HDV_PCI_BAR_SELECTOR
  BarOffset: UInt64;   // ULONGLONG
  TriggerValue: UInt64;   // ULONGLONG
  Flags: UInt64;   // ULONGLONG
  DoorbellEvent: THandle   // HANDLE
): Integer; stdcall;
  external 'vmdevicehost.dll' name 'HdvRegisterDoorbell';

result := DllCall("vmdevicehost\HdvRegisterDoorbell"
    , "Ptr", requestor   ; void*
    , "Int", BarIndex   ; HDV_PCI_BAR_SELECTOR
    , "Int64", BarOffset   ; ULONGLONG
    , "Int64", TriggerValue   ; ULONGLONG
    , "Int64", Flags   ; ULONGLONG
    , "Ptr", DoorbellEvent   ; HANDLE
    , "Int")   ; return: HRESULT

●HdvRegisterDoorbell(requestor, BarIndex, BarOffset, TriggerValue, Flags, DoorbellEvent) = DLL("vmdevicehost.dll", "int HdvRegisterDoorbell(void*, int, qword, qword, qword, void*)")
# 呼び出し: HdvRegisterDoorbell(requestor, BarIndex, BarOffset, TriggerValue, Flags, DoorbellEvent)
# requestor : void* -> "void*"
# BarIndex : HDV_PCI_BAR_SELECTOR -> "int"
# BarOffset : ULONGLONG -> "qword"
# TriggerValue : ULONGLONG -> "qword"
# Flags : ULONGLONG -> "qword"
# DoorbellEvent : HANDLE -> "void*"
# 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 "vmdevicehost" fn HdvRegisterDoorbell(
    requestor: ?*anyopaque, // void*
    BarIndex: i32, // HDV_PCI_BAR_SELECTOR
    BarOffset: u64, // ULONGLONG
    TriggerValue: u64, // ULONGLONG
    Flags: u64, // ULONGLONG
    DoorbellEvent: ?*anyopaque // HANDLE
) callconv(std.os.windows.WINAPI) i32;

proc HdvRegisterDoorbell(
    requestor: pointer,  # void*
    BarIndex: int32,  # HDV_PCI_BAR_SELECTOR
    BarOffset: uint64,  # ULONGLONG
    TriggerValue: uint64,  # ULONGLONG
    Flags: uint64,  # ULONGLONG
    DoorbellEvent: pointer  # HANDLE
): int32 {.importc: "HdvRegisterDoorbell", stdcall, dynlib: "vmdevicehost.dll".}

pragma(lib, "vmdevicehost");
extern(Windows)
int HdvRegisterDoorbell(
    void* requestor,   // void*
    int BarIndex,   // HDV_PCI_BAR_SELECTOR
    ulong BarOffset,   // ULONGLONG
    ulong TriggerValue,   // ULONGLONG
    ulong Flags,   // ULONGLONG
    void* DoorbellEvent   // HANDLE
);

ccall((:HdvRegisterDoorbell, "vmdevicehost.dll"), stdcall, Int32,
      (Ptr{Cvoid}, Int32, UInt64, UInt64, UInt64, Ptr{Cvoid}),
      requestor, BarIndex, BarOffset, TriggerValue, Flags, DoorbellEvent)
# requestor : void* -> Ptr{Cvoid}
# BarIndex : HDV_PCI_BAR_SELECTOR -> Int32
# BarOffset : ULONGLONG -> UInt64
# TriggerValue : ULONGLONG -> UInt64
# Flags : ULONGLONG -> UInt64
# DoorbellEvent : HANDLE -> Ptr{Cvoid}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t HdvRegisterDoorbell(
    void* requestor,
    int32_t BarIndex,
    uint64_t BarOffset,
    uint64_t TriggerValue,
    uint64_t Flags,
    void* DoorbellEvent);
]]
local vmdevicehost = ffi.load("vmdevicehost")
-- vmdevicehost.HdvRegisterDoorbell(requestor, BarIndex, BarOffset, TriggerValue, Flags, DoorbellEvent)
-- requestor : void*
-- BarIndex : HDV_PCI_BAR_SELECTOR
-- BarOffset : ULONGLONG
-- TriggerValue : ULONGLONG
-- Flags : ULONGLONG
-- DoorbellEvent : HANDLE
-- 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('vmdevicehost.dll');
const HdvRegisterDoorbell = lib.func('__stdcall', 'HdvRegisterDoorbell', 'int32_t', ['void *', 'int32_t', 'uint64_t', 'uint64_t', 'uint64_t', 'void *']);
// HdvRegisterDoorbell(requestor, BarIndex, BarOffset, TriggerValue, Flags, DoorbellEvent)
// requestor : void* -> 'void *'
// BarIndex : HDV_PCI_BAR_SELECTOR -> 'int32_t'
// BarOffset : ULONGLONG -> 'uint64_t'
// TriggerValue : ULONGLONG -> 'uint64_t'
// Flags : ULONGLONG -> 'uint64_t'
// DoorbellEvent : HANDLE -> 'void *'
// 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("vmdevicehost.dll", {
  HdvRegisterDoorbell: { parameters: ["pointer", "i32", "u64", "u64", "u64", "pointer"], result: "i32" },
});
// lib.symbols.HdvRegisterDoorbell(requestor, BarIndex, BarOffset, TriggerValue, Flags, DoorbellEvent)
// requestor : void* -> "pointer"
// BarIndex : HDV_PCI_BAR_SELECTOR -> "i32"
// BarOffset : ULONGLONG -> "u64"
// TriggerValue : ULONGLONG -> "u64"
// Flags : ULONGLONG -> "u64"
// DoorbellEvent : HANDLE -> "pointer"
// 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 HdvRegisterDoorbell(
    void* requestor,
    int32_t BarIndex,
    uint64_t BarOffset,
    uint64_t TriggerValue,
    uint64_t Flags,
    void* DoorbellEvent);
C, "vmdevicehost.dll");
// $ffi->HdvRegisterDoorbell(requestor, BarIndex, BarOffset, TriggerValue, Flags, DoorbellEvent);
// requestor : void*
// BarIndex : HDV_PCI_BAR_SELECTOR
// BarOffset : ULONGLONG
// TriggerValue : ULONGLONG
// Flags : ULONGLONG
// DoorbellEvent : HANDLE
// 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 Vmdevicehost extends StdCallLibrary {
    Vmdevicehost INSTANCE = Native.load("vmdevicehost", Vmdevicehost.class);
    int HdvRegisterDoorbell(
        Pointer requestor,   // void*
        int BarIndex,   // HDV_PCI_BAR_SELECTOR
        long BarOffset,   // ULONGLONG
        long TriggerValue,   // ULONGLONG
        long Flags,   // ULONGLONG
        Pointer DoorbellEvent   // HANDLE
    );
}

@[Link("vmdevicehost")]
lib Libvmdevicehost
  fun HdvRegisterDoorbell = HdvRegisterDoorbell(
    requestor : Void*,   # void*
    BarIndex : Int32,   # HDV_PCI_BAR_SELECTOR
    BarOffset : UInt64,   # ULONGLONG
    TriggerValue : UInt64,   # ULONGLONG
    Flags : UInt64,   # ULONGLONG
    DoorbellEvent : Void*   # HANDLE
  ) : 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 HdvRegisterDoorbellNative = Int32 Function(Pointer<Void>, Int32, Uint64, Uint64, Uint64, Pointer<Void>);
typedef HdvRegisterDoorbellDart = int Function(Pointer<Void>, int, int, int, int, Pointer<Void>);
final HdvRegisterDoorbell = DynamicLibrary.open('vmdevicehost.dll')
    .lookupFunction<HdvRegisterDoorbellNative, HdvRegisterDoorbellDart>('HdvRegisterDoorbell');
// requestor : void* -> Pointer<Void>
// BarIndex : HDV_PCI_BAR_SELECTOR -> Int32
// BarOffset : ULONGLONG -> Uint64
// TriggerValue : ULONGLONG -> Uint64
// Flags : ULONGLONG -> Uint64
// DoorbellEvent : HANDLE -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function HdvRegisterDoorbell(
  requestor: Pointer;   // void*
  BarIndex: Integer;   // HDV_PCI_BAR_SELECTOR
  BarOffset: UInt64;   // ULONGLONG
  TriggerValue: UInt64;   // ULONGLONG
  Flags: UInt64;   // ULONGLONG
  DoorbellEvent: THandle   // HANDLE
): Integer; stdcall;
  external 'vmdevicehost.dll' name 'HdvRegisterDoorbell';

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

foreign import stdcall safe "HdvRegisterDoorbell"
  c_HdvRegisterDoorbell :: Ptr () -> Int32 -> Word64 -> Word64 -> Word64 -> Ptr () -> IO Int32
-- requestor : void* -> Ptr ()
-- BarIndex : HDV_PCI_BAR_SELECTOR -> Int32
-- BarOffset : ULONGLONG -> Word64
-- TriggerValue : ULONGLONG -> Word64
-- Flags : ULONGLONG -> Word64
-- DoorbellEvent : HANDLE -> Ptr ()
-- 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 hdvregisterdoorbell =
  foreign "HdvRegisterDoorbell"
    ((ptr void) @-> int32_t @-> uint64_t @-> uint64_t @-> uint64_t @-> (ptr void) @-> returning int32_t)
(* requestor : void* -> (ptr void) *)
(* BarIndex : HDV_PCI_BAR_SELECTOR -> int32_t *)
(* BarOffset : ULONGLONG -> uint64_t *)
(* TriggerValue : ULONGLONG -> uint64_t *)
(* Flags : ULONGLONG -> uint64_t *)
(* DoorbellEvent : HANDLE -> (ptr void) *)
(* 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 vmdevicehost (t "vmdevicehost.dll"))
(cffi:use-foreign-library vmdevicehost)

(cffi:defcfun ("HdvRegisterDoorbell" hdv-register-doorbell :convention :stdcall) :int32
  (requestor :pointer)   ; void*
  (bar-index :int32)   ; HDV_PCI_BAR_SELECTOR
  (bar-offset :uint64)   ; ULONGLONG
  (trigger-value :uint64)   ; ULONGLONG
  (flags :uint64)   ; ULONGLONG
  (doorbell-event :pointer))   ; HANDLE
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $HdvRegisterDoorbell = Win32::API::More->new('vmdevicehost',
    'int HdvRegisterDoorbell(LPVOID requestor, int BarIndex, UINT64 BarOffset, UINT64 TriggerValue, UINT64 Flags, HANDLE DoorbellEvent)');
# my $ret = $HdvRegisterDoorbell->Call($requestor, $BarIndex, $BarOffset, $TriggerValue, $Flags, $DoorbellEvent);
# requestor : void* -> LPVOID
# BarIndex : HDV_PCI_BAR_SELECTOR -> int
# BarOffset : ULONGLONG -> UINT64
# TriggerValue : ULONGLONG -> UINT64
# Flags : ULONGLONG -> UINT64
# DoorbellEvent : HANDLE -> HANDLE
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。