[問題] wlanapi.dll

看板C_Sharp (C#)作者eliczone (C'est la vie)時間18年前 (2007/08/06 15:39)推噓2(2推 0噓 3→)

留言5則, 2人參與討論串1/1

想要import這個dll 來做一些控制有去看了MSDN 但有些地方還是不太懂跑出來的結果不太對 ... 希望有人可以解決我多天的疑惑謝謝 <(_ _)> http://msdn2.microsoft.com/en-us/library/ms706613.aspx ----------------------------------------------------- using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Text; using System.Windows.Forms; using System.Runtime.InteropServices; namespace WindowsApplication27 { public partial class Form1 : Form { public int ierror; //測試看結果對不對 public int ierror2; //同上 public Form1() { InitializeComponent(); ierror = 20; ierror2 = 20; } private void Form1_Load(object sender, EventArgs e) { } [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)] public struct WLAN_CONNECTION_PARAMETERS { public WLAN_CONNECTION_MODE wlanConnectionMode; [MarshalAs(UnmanagedType.LPWStr, SizeConst = 256)] public string strProfile; public IntPtr pDot11Ssid; public IntPtr pDesiredBssidList; public DOT11_BSS_TYPE dot11BssType; public uint dwFlags; } public enum DOT11_BSS_TYPE//因為WLAN_CONNECTION_PARAMETERS中有欄位需要 { //用到 dot11_BSS_type_infrastructure, dot11_BSS_type_independent, dot11_BSS_type_any } public enum WLAN_CONNECTION_MODE //因為WLAN_CONNECTION_PARAMETERS中 { //有欄位需要用到 wlan_connection_mode_profile, wlan_connection_mode_temporary_profile, wlan_connection_mode_discovery_secure, wlan_connection_mode_discovery_unsecure, wlan_connection_mode_auto, wlan_connection_mode_invalid } [DllImport("Wlanapi.dll", SetLastError = true, CharSet = CharSet.Auto)] private static extern int WlanConnect( [In] IntPtr hClientHandle, [In] IntPtr pInterfaceGuid, [In] IntPtr pConnectionParameters, out IntPtr pReserved); [DllImport("wlanapi.dll", EntryPoint = "WlanOpenHandle" ,SetLastError = true)] private static extern int WlanOpenHandle(//因為MSDN上說要得到 [In]int dwClientVersion, //hClientHandle要先執行這 [In]IntPtr pReserved, //個function 故 out int pdwNegotiatedVersion, out IntPtr phClientHandle); public void MyFunction() { int dwClientVersion = 1; //以下四個變數皆是要傳入WlanOpenHandle IntPtr pReserved =IntPtr.Zero; int pdwNegotiatedVersion = 0; IntPtr ClientHandle = IntPtr.Zero; WLAN_CONNECTION_PARAMETERS pConnectionParameters = new WLAN_CONNECTION_PARAMETERS(); Guid temp = new Guid(); pConnectionParameters.wlanConnectionMode = WLAN_CONNECTION_MODE.wlan_connection_mode_profile; pConnectionParameters.strProfile = null; pConnectionParameters.pDot11Ssid = IntPtr.Zero; pConnectionParameters.pDesiredBssidList = IntPtr.Zero; pConnectionParameters.dot11BssType = DOT11_BSS_TYPE.dot11_BSS_type_infrastructure; pConnectionParameters.dwFlags = 0; IntPtr ptrParam = Marshal.AllocHGlobal(Marshal.SizeOf(pConnectionParameters)); Marshal.StructureToPtr(pConnectionParameters, ptrParam, true); IntPtr pInterfaceGuid = Marshal.AllocHGlobal(Marshal.SizeOf(temp)); Marshal.StructureToPtr(temp, pInterfaceGuid, true); ierror = WlanOpenHandle(dwClientVersion, pReserved, out pdwNegotiatedVersion, out ClientHandle);//呼叫function ierror2 = WlanConnect(ClientHandle, pInterfaceGuid, ptrParam, out pReserved);//這個function才是我最終目的但ierror2跑出來的值是錯誤的@@" Console.WriteLine(""); } private void button1_Click(object sender, EventArgs e) { MyFunction(); MessageBox.Show(ierror.ToString()); MessageBox.Show(ierror2.ToString()); } } } -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 220.228.145.146