WlanQueryAutoConfigParameter

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

DWORD WlanQueryAutoConfigParameter(
    HANDLE hClientHandle,
    WLAN_AUTOCONF_OPCODE OpCode,
    void* pReserved,   // optional
    DWORD* pdwDataSize,
    void** ppData,
    WLAN_OPCODE_VALUE_TYPE* pWlanOpcodeValueType   // optional
);

<DllImport("wlanapi.dll", ExactSpelling:=True)>
Public Shared Function WlanQueryAutoConfigParameter(
    hClientHandle As IntPtr,   ' HANDLE
    OpCode As Integer,   ' WLAN_AUTOCONF_OPCODE
    pReserved As IntPtr,   ' void* optional
    <Out> ByRef pdwDataSize As UInteger,   ' DWORD* out
    ppData As IntPtr,   ' void** out
    pWlanOpcodeValueType As IntPtr   ' WLAN_OPCODE_VALUE_TYPE* optional, out
) As UInteger
End Function

' hClientHandle : HANDLE
' OpCode : WLAN_AUTOCONF_OPCODE
' pReserved : void* optional
' pdwDataSize : DWORD* out
' ppData : void** out
' pWlanOpcodeValueType : WLAN_OPCODE_VALUE_TYPE* optional, out
Declare PtrSafe Function WlanQueryAutoConfigParameter Lib "wlanapi" ( _
    ByVal hClientHandle As LongPtr, _
    ByVal OpCode As Long, _
    ByVal pReserved As LongPtr, _
    ByRef pdwDataSize As Long, _
    ByVal ppData As LongPtr, _
    ByVal pWlanOpcodeValueType 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

WlanQueryAutoConfigParameter = ctypes.windll.wlanapi.WlanQueryAutoConfigParameter
WlanQueryAutoConfigParameter.restype = wintypes.DWORD
WlanQueryAutoConfigParameter.argtypes = [
    wintypes.HANDLE,  # hClientHandle : HANDLE
    ctypes.c_int,  # OpCode : WLAN_AUTOCONF_OPCODE
    ctypes.POINTER(None),  # pReserved : void* optional
    ctypes.POINTER(wintypes.DWORD),  # pdwDataSize : DWORD* out
    ctypes.c_void_p,  # ppData : void** out
    ctypes.c_void_p,  # pWlanOpcodeValueType : WLAN_OPCODE_VALUE_TYPE* optional, out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('wlanapi.dll')
WlanQueryAutoConfigParameter = Fiddle::Function.new(
  lib['WlanQueryAutoConfigParameter'],
  [
    Fiddle::TYPE_VOIDP,  # hClientHandle : HANDLE
    Fiddle::TYPE_INT,  # OpCode : WLAN_AUTOCONF_OPCODE
    Fiddle::TYPE_VOIDP,  # pReserved : void* optional
    Fiddle::TYPE_VOIDP,  # pdwDataSize : DWORD* out
    Fiddle::TYPE_VOIDP,  # ppData : void** out
    Fiddle::TYPE_VOIDP,  # pWlanOpcodeValueType : WLAN_OPCODE_VALUE_TYPE* optional, out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "wlanapi")]
extern "system" {
    fn WlanQueryAutoConfigParameter(
        hClientHandle: *mut core::ffi::c_void,  // HANDLE
        OpCode: i32,  // WLAN_AUTOCONF_OPCODE
        pReserved: *mut (),  // void* optional
        pdwDataSize: *mut u32,  // DWORD* out
        ppData: *mut *mut (),  // void** out
        pWlanOpcodeValueType: *mut i32  // WLAN_OPCODE_VALUE_TYPE* optional, out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("wlanapi.dll")]
public static extern uint WlanQueryAutoConfigParameter(IntPtr hClientHandle, int OpCode, IntPtr pReserved, out uint pdwDataSize, IntPtr ppData, IntPtr pWlanOpcodeValueType);
"@
$api = Add-Type -MemberDefinition $sig -Name 'wlanapi_WlanQueryAutoConfigParameter' -Namespace Win32 -PassThru
# $api::WlanQueryAutoConfigParameter(hClientHandle, OpCode, pReserved, pdwDataSize, ppData, pWlanOpcodeValueType)

#uselib "wlanapi.dll"
#func global WlanQueryAutoConfigParameter "WlanQueryAutoConfigParameter" sptr, sptr, sptr, sptr, sptr, sptr
; WlanQueryAutoConfigParameter hClientHandle, OpCode, pReserved, varptr(pdwDataSize), ppData, pWlanOpcodeValueType   ; 戻り値は stat
; hClientHandle : HANDLE -> "sptr"
; OpCode : WLAN_AUTOCONF_OPCODE -> "sptr"
; pReserved : void* optional -> "sptr"
; pdwDataSize : DWORD* out -> "sptr"
; ppData : void** out -> "sptr"
; pWlanOpcodeValueType : WLAN_OPCODE_VALUE_TYPE* optional, 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。

#uselib "wlanapi.dll"
#cfunc global WlanQueryAutoConfigParameter "WlanQueryAutoConfigParameter" sptr, int, sptr, var, sptr, int
; res = WlanQueryAutoConfigParameter(hClientHandle, OpCode, pReserved, pdwDataSize, ppData, pWlanOpcodeValueType)
; hClientHandle : HANDLE -> "sptr"
; OpCode : WLAN_AUTOCONF_OPCODE -> "int"
; pReserved : void* optional -> "sptr"
; pdwDataSize : DWORD* out -> "var"
; ppData : void** out -> "sptr"
; pWlanOpcodeValueType : WLAN_OPCODE_VALUE_TYPE* optional, out -> "int"
; ※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 WlanQueryAutoConfigParameter(HANDLE hClientHandle, WLAN_AUTOCONF_OPCODE OpCode, void* pReserved, DWORD* pdwDataSize, void** ppData, WLAN_OPCODE_VALUE_TYPE* pWlanOpcodeValueType)
#uselib "wlanapi.dll"
#cfunc global WlanQueryAutoConfigParameter "WlanQueryAutoConfigParameter" intptr, int, intptr, var, intptr, int
; res = WlanQueryAutoConfigParameter(hClientHandle, OpCode, pReserved, pdwDataSize, ppData, pWlanOpcodeValueType)
; hClientHandle : HANDLE -> "intptr"
; OpCode : WLAN_AUTOCONF_OPCODE -> "int"
; pReserved : void* optional -> "intptr"
; pdwDataSize : DWORD* out -> "var"
; ppData : void** out -> "intptr"
; pWlanOpcodeValueType : WLAN_OPCODE_VALUE_TYPE* optional, out -> "int"
; ※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 (
	wlanapi = windows.NewLazySystemDLL("wlanapi.dll")
	procWlanQueryAutoConfigParameter = wlanapi.NewProc("WlanQueryAutoConfigParameter")
)

// hClientHandle (HANDLE), OpCode (WLAN_AUTOCONF_OPCODE), pReserved (void* optional), pdwDataSize (DWORD* out), ppData (void** out), pWlanOpcodeValueType (WLAN_OPCODE_VALUE_TYPE* optional, out)
r1, _, err := procWlanQueryAutoConfigParameter.Call(
	uintptr(hClientHandle),
	uintptr(OpCode),
	uintptr(pReserved),
	uintptr(pdwDataSize),
	uintptr(ppData),
	uintptr(pWlanOpcodeValueType),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function WlanQueryAutoConfigParameter(
  hClientHandle: THandle;   // HANDLE
  OpCode: Integer;   // WLAN_AUTOCONF_OPCODE
  pReserved: Pointer;   // void* optional
  pdwDataSize: Pointer;   // DWORD* out
  ppData: Pointer;   // void** out
  pWlanOpcodeValueType: Pointer   // WLAN_OPCODE_VALUE_TYPE* optional, out
): DWORD; stdcall;
  external 'wlanapi.dll' name 'WlanQueryAutoConfigParameter';

result := DllCall("wlanapi\WlanQueryAutoConfigParameter"
    , "Ptr", hClientHandle   ; HANDLE
    , "Int", OpCode   ; WLAN_AUTOCONF_OPCODE
    , "Ptr", pReserved   ; void* optional
    , "Ptr", pdwDataSize   ; DWORD* out
    , "Ptr", ppData   ; void** out
    , "Ptr", pWlanOpcodeValueType   ; WLAN_OPCODE_VALUE_TYPE* optional, out
    , "UInt")   ; return: DWORD

●WlanQueryAutoConfigParameter(hClientHandle, OpCode, pReserved, pdwDataSize, ppData, pWlanOpcodeValueType) = DLL("wlanapi.dll", "dword WlanQueryAutoConfigParameter(void*, int, void*, void*, void*, void*)")
# 呼び出し: WlanQueryAutoConfigParameter(hClientHandle, OpCode, pReserved, pdwDataSize, ppData, pWlanOpcodeValueType)
# hClientHandle : HANDLE -> "void*"
# OpCode : WLAN_AUTOCONF_OPCODE -> "int"
# pReserved : void* optional -> "void*"
# pdwDataSize : DWORD* out -> "void*"
# ppData : void** out -> "void*"
# pWlanOpcodeValueType : WLAN_OPCODE_VALUE_TYPE* optional, 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)。