WLAN_CONNECTION_NOTIFICATION_DATA

using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct DOT11_SSID
{
    public uint uSSIDLength;
    [MarshalAs(UnmanagedType.ByValArray, SizeConst = 32)] public byte[] ucSSID;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct WLAN_CONNECTION_NOTIFICATION_DATA
{
    public int wlanConnectionMode;
    [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 256)] public string strProfileName;
    public DOT11_SSID dot11Ssid;
    public int dot11BssType;
    [MarshalAs(UnmanagedType.Bool)] public bool bSecurityEnabled;
    public uint wlanReasonCode;
    public uint dwFlags;
    [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 1)] public string strProfileXml;
}

Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure DOT11_SSID
    Public uSSIDLength As UInteger
    <MarshalAs(UnmanagedType.ByValArray, SizeConst:=32)> Public ucSSID() As Byte
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure WLAN_CONNECTION_NOTIFICATION_DATA
    Public wlanConnectionMode As Integer
    <MarshalAs(UnmanagedType.ByValTStr, SizeConst:=256)> Public strProfileName As String
    Public dot11Ssid As DOT11_SSID
    Public dot11BssType As Integer
    <MarshalAs(UnmanagedType.Bool)> Public bSecurityEnabled As Boolean
    Public wlanReasonCode As UInteger
    Public dwFlags As UInteger
    <MarshalAs(UnmanagedType.ByValTStr, SizeConst:=1)> Public strProfileXml As String
End Structure

import ctypes
from ctypes import wintypes

class DOT11_SSID(ctypes.Structure):
    _fields_ = [
        ("uSSIDLength", wintypes.DWORD),
        ("ucSSID", ctypes.c_ubyte * 32),
    ]

class WLAN_CONNECTION_NOTIFICATION_DATA(ctypes.Structure):
    _fields_ = [
        ("wlanConnectionMode", ctypes.c_int),
        ("strProfileName", ctypes.c_wchar * 256),
        ("dot11Ssid", DOT11_SSID),
        ("dot11BssType", ctypes.c_int),
        ("bSecurityEnabled", wintypes.BOOL),
        ("wlanReasonCode", wintypes.DWORD),
        ("dwFlags", wintypes.DWORD),
        ("strProfileXml", ctypes.c_wchar * 1),
    ]

#[repr(C)]
pub struct DOT11_SSID {
    pub uSSIDLength: u32,
    pub ucSSID: [u8; 32],
}

#[repr(C)]
pub struct WLAN_CONNECTION_NOTIFICATION_DATA {
    pub wlanConnectionMode: i32,
    pub strProfileName: [u16; 256],
    pub dot11Ssid: DOT11_SSID,
    pub dot11BssType: i32,
    pub bSecurityEnabled: i32,
    pub wlanReasonCode: u32,
    pub dwFlags: u32,
    pub strProfileXml: [u16; 1],
}

import "golang.org/x/sys/windows"

type DOT11_SSID struct {
	uSSIDLength uint32
	ucSSID [32]byte
}

type WLAN_CONNECTION_NOTIFICATION_DATA struct {
	wlanConnectionMode int32
	strProfileName [256]uint16
	dot11Ssid DOT11_SSID
	dot11BssType int32
	bSecurityEnabled int32
	wlanReasonCode uint32
	dwFlags uint32
	strProfileXml [1]uint16
}

type
  DOT11_SSID = record
    uSSIDLength: DWORD;
    ucSSID: array[0..31] of Byte;
  end;

  WLAN_CONNECTION_NOTIFICATION_DATA = record
    wlanConnectionMode: Integer;
    strProfileName: array[0..255] of WideChar;
    dot11Ssid: DOT11_SSID;
    dot11BssType: Integer;
    bSecurityEnabled: BOOL;
    wlanReasonCode: DWORD;
    dwFlags: DWORD;
    strProfileXml: array[0..0] of WideChar;
  end;

const DOT11_SSID = extern struct {
    uSSIDLength: u32,
    ucSSID: [32]u8,
};

const WLAN_CONNECTION_NOTIFICATION_DATA = extern struct {
    wlanConnectionMode: i32,
    strProfileName: [256]u16,
    dot11Ssid: DOT11_SSID,
    dot11BssType: i32,
    bSecurityEnabled: i32,
    wlanReasonCode: u32,
    dwFlags: u32,
    strProfileXml: [1]u16,
};

type
  DOT11_SSID {.bycopy.} = object
    uSSIDLength: uint32
    ucSSID: array[32, uint8]

  WLAN_CONNECTION_NOTIFICATION_DATA {.bycopy.} = object
    wlanConnectionMode: int32
    strProfileName: array[256, uint16]
    dot11Ssid: DOT11_SSID
    dot11BssType: int32
    bSecurityEnabled: int32
    wlanReasonCode: uint32
    dwFlags: uint32
    strProfileXml: array[1, uint16]

struct DOT11_SSID
{
    uint uSSIDLength;
    ubyte[32] ucSSID;
}

struct WLAN_CONNECTION_NOTIFICATION_DATA
{
    int wlanConnectionMode;
    wchar[256] strProfileName;
    DOT11_SSID dot11Ssid;
    int dot11BssType;
    int bSecurityEnabled;
    uint wlanReasonCode;
    uint dwFlags;
    wchar[1] strProfileXml;
}