Win32 API 日本語リファレンス
ホームSystem.Hypervisor › HdvCreateDeviceInstance

HdvCreateDeviceInstance

関数
デバイスホストにデバイスインスタンスを作成する。
DLLvmdevicehost.dll呼出規約winapi

シグネチャ

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

HRESULT HdvCreateDeviceInstance(
    void* deviceHostHandle,
    HDV_DEVICE_TYPE deviceType,
    const GUID* deviceClassId,
    const GUID* deviceInstanceId,
    const void* deviceInterface,
    void* deviceContext,   // optional
    void** deviceHandle
);

パラメーター

名前方向
deviceHostHandlevoid*in
deviceTypeHDV_DEVICE_TYPEin
deviceClassIdGUID*in
deviceInstanceIdGUID*in
deviceInterfacevoid*in
deviceContextvoid*inoptional
deviceHandlevoid**out

戻り値の型: HRESULT

各言語での呼び出し定義

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

HRESULT HdvCreateDeviceInstance(
    void* deviceHostHandle,
    HDV_DEVICE_TYPE deviceType,
    const GUID* deviceClassId,
    const GUID* deviceInstanceId,
    const void* deviceInterface,
    void* deviceContext,   // optional
    void** deviceHandle
);
[DllImport("vmdevicehost.dll", ExactSpelling = true)]
static extern int HdvCreateDeviceInstance(
    IntPtr deviceHostHandle,   // void*
    int deviceType,   // HDV_DEVICE_TYPE
    ref Guid deviceClassId,   // GUID*
    ref Guid deviceInstanceId,   // GUID*
    IntPtr deviceInterface,   // void*
    IntPtr deviceContext,   // void* optional
    IntPtr deviceHandle   // void** out
);
<DllImport("vmdevicehost.dll", ExactSpelling:=True)>
Public Shared Function HdvCreateDeviceInstance(
    deviceHostHandle As IntPtr,   ' void*
    deviceType As Integer,   ' HDV_DEVICE_TYPE
    ByRef deviceClassId As Guid,   ' GUID*
    ByRef deviceInstanceId As Guid,   ' GUID*
    deviceInterface As IntPtr,   ' void*
    deviceContext As IntPtr,   ' void* optional
    deviceHandle As IntPtr   ' void** out
) As Integer
End Function
' deviceHostHandle : void*
' deviceType : HDV_DEVICE_TYPE
' deviceClassId : GUID*
' deviceInstanceId : GUID*
' deviceInterface : void*
' deviceContext : void* optional
' deviceHandle : void** out
Declare PtrSafe Function HdvCreateDeviceInstance Lib "vmdevicehost" ( _
    ByVal deviceHostHandle As LongPtr, _
    ByVal deviceType As Long, _
    ByVal deviceClassId As LongPtr, _
    ByVal deviceInstanceId As LongPtr, _
    ByVal deviceInterface As LongPtr, _
    ByVal deviceContext As LongPtr, _
    ByVal deviceHandle 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

HdvCreateDeviceInstance = ctypes.windll.vmdevicehost.HdvCreateDeviceInstance
HdvCreateDeviceInstance.restype = ctypes.c_int
HdvCreateDeviceInstance.argtypes = [
    ctypes.POINTER(None),  # deviceHostHandle : void*
    ctypes.c_int,  # deviceType : HDV_DEVICE_TYPE
    ctypes.c_void_p,  # deviceClassId : GUID*
    ctypes.c_void_p,  # deviceInstanceId : GUID*
    ctypes.POINTER(None),  # deviceInterface : void*
    ctypes.POINTER(None),  # deviceContext : void* optional
    ctypes.c_void_p,  # deviceHandle : void** out
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('vmdevicehost.dll')
HdvCreateDeviceInstance = Fiddle::Function.new(
  lib['HdvCreateDeviceInstance'],
  [
    Fiddle::TYPE_VOIDP,  # deviceHostHandle : void*
    Fiddle::TYPE_INT,  # deviceType : HDV_DEVICE_TYPE
    Fiddle::TYPE_VOIDP,  # deviceClassId : GUID*
    Fiddle::TYPE_VOIDP,  # deviceInstanceId : GUID*
    Fiddle::TYPE_VOIDP,  # deviceInterface : void*
    Fiddle::TYPE_VOIDP,  # deviceContext : void* optional
    Fiddle::TYPE_VOIDP,  # deviceHandle : void** out
  ],
  Fiddle::TYPE_INT)
#[link(name = "vmdevicehost")]
extern "system" {
    fn HdvCreateDeviceInstance(
        deviceHostHandle: *mut (),  // void*
        deviceType: i32,  // HDV_DEVICE_TYPE
        deviceClassId: *const GUID,  // GUID*
        deviceInstanceId: *const GUID,  // GUID*
        deviceInterface: *const (),  // void*
        deviceContext: *mut (),  // void* optional
        deviceHandle: *mut *mut ()  // void** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("vmdevicehost.dll")]
public static extern int HdvCreateDeviceInstance(IntPtr deviceHostHandle, int deviceType, ref Guid deviceClassId, ref Guid deviceInstanceId, IntPtr deviceInterface, IntPtr deviceContext, IntPtr deviceHandle);
"@
$api = Add-Type -MemberDefinition $sig -Name 'vmdevicehost_HdvCreateDeviceInstance' -Namespace Win32 -PassThru
# $api::HdvCreateDeviceInstance(deviceHostHandle, deviceType, deviceClassId, deviceInstanceId, deviceInterface, deviceContext, deviceHandle)
#uselib "vmdevicehost.dll"
#func global HdvCreateDeviceInstance "HdvCreateDeviceInstance" sptr, sptr, sptr, sptr, sptr, sptr, sptr
; HdvCreateDeviceInstance deviceHostHandle, deviceType, varptr(deviceClassId), varptr(deviceInstanceId), deviceInterface, deviceContext, deviceHandle   ; 戻り値は stat
; deviceHostHandle : void* -> "sptr"
; deviceType : HDV_DEVICE_TYPE -> "sptr"
; deviceClassId : GUID* -> "sptr"
; deviceInstanceId : GUID* -> "sptr"
; deviceInterface : void* -> "sptr"
; deviceContext : void* optional -> "sptr"
; deviceHandle : void** out -> "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。
出力引数:
#uselib "vmdevicehost.dll"
#cfunc global HdvCreateDeviceInstance "HdvCreateDeviceInstance" sptr, int, var, var, sptr, sptr, sptr
; res = HdvCreateDeviceInstance(deviceHostHandle, deviceType, deviceClassId, deviceInstanceId, deviceInterface, deviceContext, deviceHandle)
; deviceHostHandle : void* -> "sptr"
; deviceType : HDV_DEVICE_TYPE -> "int"
; deviceClassId : GUID* -> "var"
; deviceInstanceId : GUID* -> "var"
; deviceInterface : void* -> "sptr"
; deviceContext : void* optional -> "sptr"
; deviceHandle : void** out -> "sptr"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。
出力引数:
; HRESULT HdvCreateDeviceInstance(void* deviceHostHandle, HDV_DEVICE_TYPE deviceType, GUID* deviceClassId, GUID* deviceInstanceId, void* deviceInterface, void* deviceContext, void** deviceHandle)
#uselib "vmdevicehost.dll"
#cfunc global HdvCreateDeviceInstance "HdvCreateDeviceInstance" intptr, int, var, var, intptr, intptr, intptr
; res = HdvCreateDeviceInstance(deviceHostHandle, deviceType, deviceClassId, deviceInstanceId, deviceInterface, deviceContext, deviceHandle)
; deviceHostHandle : void* -> "intptr"
; deviceType : HDV_DEVICE_TYPE -> "int"
; deviceClassId : GUID* -> "var"
; deviceInstanceId : GUID* -> "var"
; deviceInterface : void* -> "intptr"
; deviceContext : void* optional -> "intptr"
; deviceHandle : void** out -> "intptr"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	vmdevicehost = windows.NewLazySystemDLL("vmdevicehost.dll")
	procHdvCreateDeviceInstance = vmdevicehost.NewProc("HdvCreateDeviceInstance")
)

// deviceHostHandle (void*), deviceType (HDV_DEVICE_TYPE), deviceClassId (GUID*), deviceInstanceId (GUID*), deviceInterface (void*), deviceContext (void* optional), deviceHandle (void** out)
r1, _, err := procHdvCreateDeviceInstance.Call(
	uintptr(deviceHostHandle),
	uintptr(deviceType),
	uintptr(deviceClassId),
	uintptr(deviceInstanceId),
	uintptr(deviceInterface),
	uintptr(deviceContext),
	uintptr(deviceHandle),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT
function HdvCreateDeviceInstance(
  deviceHostHandle: Pointer;   // void*
  deviceType: Integer;   // HDV_DEVICE_TYPE
  deviceClassId: PGUID;   // GUID*
  deviceInstanceId: PGUID;   // GUID*
  deviceInterface: Pointer;   // void*
  deviceContext: Pointer;   // void* optional
  deviceHandle: Pointer   // void** out
): Integer; stdcall;
  external 'vmdevicehost.dll' name 'HdvCreateDeviceInstance';
result := DllCall("vmdevicehost\HdvCreateDeviceInstance"
    , "Ptr", deviceHostHandle   ; void*
    , "Int", deviceType   ; HDV_DEVICE_TYPE
    , "Ptr", deviceClassId   ; GUID*
    , "Ptr", deviceInstanceId   ; GUID*
    , "Ptr", deviceInterface   ; void*
    , "Ptr", deviceContext   ; void* optional
    , "Ptr", deviceHandle   ; void** out
    , "Int")   ; return: HRESULT
●HdvCreateDeviceInstance(deviceHostHandle, deviceType, deviceClassId, deviceInstanceId, deviceInterface, deviceContext, deviceHandle) = DLL("vmdevicehost.dll", "int HdvCreateDeviceInstance(void*, int, void*, void*, void*, void*, void*)")
# 呼び出し: HdvCreateDeviceInstance(deviceHostHandle, deviceType, deviceClassId, deviceInstanceId, deviceInterface, deviceContext, deviceHandle)
# deviceHostHandle : void* -> "void*"
# deviceType : HDV_DEVICE_TYPE -> "int"
# deviceClassId : GUID* -> "void*"
# deviceInstanceId : GUID* -> "void*"
# deviceInterface : void* -> "void*"
# deviceContext : void* optional -> "void*"
# deviceHandle : void** out -> "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)。