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WFDOpenHandle
関数Wi-Fi Direct APIへのクライアントハンドルを開く。
シグネチャ
// wlanapi.dll
#include <windows.h>
DWORD WFDOpenHandle(
DWORD dwClientVersion,
DWORD* pdwNegotiatedVersion,
HANDLE* phClientHandle
);パラメーター
| 名前 | 型 | 方向 |
|---|---|---|
| dwClientVersion | DWORD | in |
| pdwNegotiatedVersion | DWORD* | out |
| phClientHandle | HANDLE* | out |
戻り値の型: DWORD
各言語での呼び出し定義
// wlanapi.dll
#include <windows.h>
DWORD WFDOpenHandle(
DWORD dwClientVersion,
DWORD* pdwNegotiatedVersion,
HANDLE* phClientHandle
);[DllImport("wlanapi.dll", ExactSpelling = true)]
static extern uint WFDOpenHandle(
uint dwClientVersion, // DWORD
out uint pdwNegotiatedVersion, // DWORD* out
IntPtr phClientHandle // HANDLE* out
);<DllImport("wlanapi.dll", ExactSpelling:=True)>
Public Shared Function WFDOpenHandle(
dwClientVersion As UInteger, ' DWORD
<Out> ByRef pdwNegotiatedVersion As UInteger, ' DWORD* out
phClientHandle As IntPtr ' HANDLE* out
) As UInteger
End Function' dwClientVersion : DWORD
' pdwNegotiatedVersion : DWORD* out
' phClientHandle : HANDLE* out
Declare PtrSafe Function WFDOpenHandle Lib "wlanapi" ( _
ByVal dwClientVersion As Long, _
ByRef pdwNegotiatedVersion As Long, _
ByVal phClientHandle 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
WFDOpenHandle = ctypes.windll.wlanapi.WFDOpenHandle
WFDOpenHandle.restype = wintypes.DWORD
WFDOpenHandle.argtypes = [
wintypes.DWORD, # dwClientVersion : DWORD
ctypes.POINTER(wintypes.DWORD), # pdwNegotiatedVersion : DWORD* out
ctypes.c_void_p, # phClientHandle : HANDLE* out
]require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('wlanapi.dll')
WFDOpenHandle = Fiddle::Function.new(
lib['WFDOpenHandle'],
[
-Fiddle::TYPE_INT, # dwClientVersion : DWORD
Fiddle::TYPE_VOIDP, # pdwNegotiatedVersion : DWORD* out
Fiddle::TYPE_VOIDP, # phClientHandle : HANDLE* out
],
-Fiddle::TYPE_INT)#[link(name = "wlanapi")]
extern "system" {
fn WFDOpenHandle(
dwClientVersion: u32, // DWORD
pdwNegotiatedVersion: *mut u32, // DWORD* out
phClientHandle: *mut *mut core::ffi::c_void // HANDLE* out
) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[DllImport("wlanapi.dll")]
public static extern uint WFDOpenHandle(uint dwClientVersion, out uint pdwNegotiatedVersion, IntPtr phClientHandle);
"@
$api = Add-Type -MemberDefinition $sig -Name 'wlanapi_WFDOpenHandle' -Namespace Win32 -PassThru
# $api::WFDOpenHandle(dwClientVersion, pdwNegotiatedVersion, phClientHandle)#uselib "wlanapi.dll"
#func global WFDOpenHandle "WFDOpenHandle" sptr, sptr, sptr
; WFDOpenHandle dwClientVersion, varptr(pdwNegotiatedVersion), phClientHandle ; 戻り値は stat
; dwClientVersion : DWORD -> "sptr"
; pdwNegotiatedVersion : DWORD* out -> "sptr"
; phClientHandle : HANDLE* 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 "wlanapi.dll" #cfunc global WFDOpenHandle "WFDOpenHandle" int, var, sptr ; res = WFDOpenHandle(dwClientVersion, pdwNegotiatedVersion, phClientHandle) ; dwClientVersion : DWORD -> "int" ; pdwNegotiatedVersion : DWORD* out -> "var" ; phClientHandle : HANDLE* 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。#uselib "wlanapi.dll" #cfunc global WFDOpenHandle "WFDOpenHandle" int, sptr, sptr ; res = WFDOpenHandle(dwClientVersion, varptr(pdwNegotiatedVersion), phClientHandle) ; dwClientVersion : DWORD -> "int" ; pdwNegotiatedVersion : DWORD* out -> "sptr" ; phClientHandle : HANDLE* out -> "sptr" ; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。
出力引数:
; DWORD WFDOpenHandle(DWORD dwClientVersion, DWORD* pdwNegotiatedVersion, HANDLE* phClientHandle) #uselib "wlanapi.dll" #cfunc global WFDOpenHandle "WFDOpenHandle" int, var, intptr ; res = WFDOpenHandle(dwClientVersion, pdwNegotiatedVersion, phClientHandle) ; dwClientVersion : DWORD -> "int" ; pdwNegotiatedVersion : DWORD* out -> "var" ; phClientHandle : HANDLE* 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。; DWORD WFDOpenHandle(DWORD dwClientVersion, DWORD* pdwNegotiatedVersion, HANDLE* phClientHandle) #uselib "wlanapi.dll" #cfunc global WFDOpenHandle "WFDOpenHandle" int, intptr, intptr ; res = WFDOpenHandle(dwClientVersion, varptr(pdwNegotiatedVersion), phClientHandle) ; dwClientVersion : DWORD -> "int" ; pdwNegotiatedVersion : DWORD* out -> "intptr" ; phClientHandle : HANDLE* out -> "intptr" ; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。
import (
"golang.org/x/sys/windows"
"unsafe"
)
var (
wlanapi = windows.NewLazySystemDLL("wlanapi.dll")
procWFDOpenHandle = wlanapi.NewProc("WFDOpenHandle")
)
// dwClientVersion (DWORD), pdwNegotiatedVersion (DWORD* out), phClientHandle (HANDLE* out)
r1, _, err := procWFDOpenHandle.Call(
uintptr(dwClientVersion),
uintptr(pdwNegotiatedVersion),
uintptr(phClientHandle),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // DWORDfunction WFDOpenHandle(
dwClientVersion: DWORD; // DWORD
pdwNegotiatedVersion: Pointer; // DWORD* out
phClientHandle: Pointer // HANDLE* out
): DWORD; stdcall;
external 'wlanapi.dll' name 'WFDOpenHandle';result := DllCall("wlanapi\WFDOpenHandle"
, "UInt", dwClientVersion ; DWORD
, "Ptr", pdwNegotiatedVersion ; DWORD* out
, "Ptr", phClientHandle ; HANDLE* out
, "UInt") ; return: DWORD●WFDOpenHandle(dwClientVersion, pdwNegotiatedVersion, phClientHandle) = DLL("wlanapi.dll", "dword WFDOpenHandle(dword, void*, void*)")
# 呼び出し: WFDOpenHandle(dwClientVersion, pdwNegotiatedVersion, phClientHandle)
# dwClientVersion : DWORD -> "dword"
# pdwNegotiatedVersion : DWORD* out -> "void*"
# phClientHandle : HANDLE* 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)。