实例介绍
【实例简介】C#,Wifi搜索与连接,断开
【实例截图】
【核心代码】public void ConnectToSSID()
{
try
{
ssid.wlanInterface.WlanConnectionNotification = WlanInterface_WlanConnectionNotification;
String auth = string.Empty;
String cipher = string.Empty;
bool isNoKey = false;
String keytype = string.Empty;
//Console.WriteLine("》》》《《" ssid.dot11DefaultAuthAlgorithm "》》对比《《" "Wlan.Dot11AuthAlgorithm.RSNA_PSK》》");
switch (ssid.dot11DefaultAuthAlgorithm)
{
case "IEEE80211_Open":
auth = "open"; break;
case "RSNA":
auth = "WPA2PSK"; break;
case "RSNA_PSK":
//Console.WriteLine("电子设计wifi:》》》");
auth = "WPA2PSK"; break;
case "WPA":
auth = "WPAPSK"; break;
case "WPA_None":
auth = "WPAPSK"; break;
case "WPA_PSK":
auth = "WPAPSK"; break;
}
switch (ssid.dot11DefaultCipherAlgorithm)
{
case "CCMP":
cipher = "AES";
keytype = "passPhrase";
break;
case "TKIP":
cipher = "TKIP";
keytype = "passPhrase";
break;
case "None":
cipher = "none"; keytype = "";
isNoKey = true;
break;
case "WWEP":
cipher = "WEP";
keytype = "networkKey";
break;
case "WEP40":
cipher = "WEP";
keytype = "networkKey";
break;
case "WEP104":
cipher = "WEP";
keytype = "networkKey";
break;
}
if (isNoKey && !string.IsNullOrEmpty(key))
{
Console.WriteLine(">>>>>>>>>>>>>>>>>无法连接网络!");
return;
}
else if (!isNoKey && string.IsNullOrEmpty(key))
{
Console.WriteLine("无法连接网络!");
return;
}
else
{
//string profileName = ssid.profileNames; // this is also the SSID
string profileName = ssid.SSID;
string mac = StringToHex(profileName);
profileName = profileName.Trim();
string profileXml = string.Empty;
if (!string.IsNullOrEmpty(key))
{
profileXml = string.Format("<?xml version=\"1.0\"?><WLANProfile xmlns=\"http://www.microsoft.com/networking/WLAN/profile/v1\"><name>{0}</name><SSIDConfig><SSID><hex>{1}</hex><name>{0}</name></SSID></SSIDConfig><connectionType>ESS</connectionType><connectionMode>auto</connectionMode><autoSwitch>false</autoSwitch><MSM><security><authEncryption><authentication>{2}</authentication><encryption>{3}</encryption><useOneX>false</useOneX></authEncryption><sharedKey><keyType>{4}</keyType><protected>false</protected><keyMaterial>{5}</keyMaterial></sharedKey><keyIndex>0</keyIndex></security></MSM></WLANProfile>",
profileName, mac, auth, cipher, keytype, key);
}
else
{
profileXml = string.Format("<?xml version=\"1.0\"?><WLANProfile xmlns=\"http://www.microsoft.com/networking/WLAN/profile/v1\"><name>{0}</name><SSIDConfig><SSID><hex>{1}</hex><name>{0}</name></SSID></SSIDConfig><connectionType>ESS</connectionType><connectionMode>auto</connectionMode><autoSwitch>false</autoSwitch><MSM><security><authEncryption><authentication>{2}</authentication><encryption>{3}</encryption><useOneX>false</useOneX></authEncryption></security></MSM></WLANProfile>",
profileName, mac, auth, cipher, keytype);
}
ssid.wlanInterface.SetProfile(Wlan.WlanProfileFlags.AllUser, profileXml, true);
bool success = ssid.wlanInterface.ConnectSynchronously(Wlan.WlanConnectionMode.Profile, Wlan.Dot11BssType.Any, profileName, 15000);
if (!success)
{
Console.WriteLine("连接网络失败!");
return;
}
else
{
MessageBox.Show($"wifi:{profileName}连接成功");
//WifiOperate();
ssid.wlanInterface.DeleteProfile(profileName);
}
}
}
catch (Exception e)
{
Console.WriteLine("连接网络失败!");
return;
}
}
【实例截图】

【核心代码】public void ConnectToSSID()
{
try
{
ssid.wlanInterface.WlanConnectionNotification = WlanInterface_WlanConnectionNotification;
String auth = string.Empty;
String cipher = string.Empty;
bool isNoKey = false;
String keytype = string.Empty;
//Console.WriteLine("》》》《《" ssid.dot11DefaultAuthAlgorithm "》》对比《《" "Wlan.Dot11AuthAlgorithm.RSNA_PSK》》");
switch (ssid.dot11DefaultAuthAlgorithm)
{
case "IEEE80211_Open":
auth = "open"; break;
case "RSNA":
auth = "WPA2PSK"; break;
case "RSNA_PSK":
//Console.WriteLine("电子设计wifi:》》》");
auth = "WPA2PSK"; break;
case "WPA":
auth = "WPAPSK"; break;
case "WPA_None":
auth = "WPAPSK"; break;
case "WPA_PSK":
auth = "WPAPSK"; break;
}
switch (ssid.dot11DefaultCipherAlgorithm)
{
case "CCMP":
cipher = "AES";
keytype = "passPhrase";
break;
case "TKIP":
cipher = "TKIP";
keytype = "passPhrase";
break;
case "None":
cipher = "none"; keytype = "";
isNoKey = true;
break;
case "WWEP":
cipher = "WEP";
keytype = "networkKey";
break;
case "WEP40":
cipher = "WEP";
keytype = "networkKey";
break;
case "WEP104":
cipher = "WEP";
keytype = "networkKey";
break;
}
if (isNoKey && !string.IsNullOrEmpty(key))
{
Console.WriteLine(">>>>>>>>>>>>>>>>>无法连接网络!");
return;
}
else if (!isNoKey && string.IsNullOrEmpty(key))
{
Console.WriteLine("无法连接网络!");
return;
}
else
{
//string profileName = ssid.profileNames; // this is also the SSID
string profileName = ssid.SSID;
string mac = StringToHex(profileName);
profileName = profileName.Trim();
string profileXml = string.Empty;
if (!string.IsNullOrEmpty(key))
{
profileXml = string.Format("<?xml version=\"1.0\"?><WLANProfile xmlns=\"http://www.microsoft.com/networking/WLAN/profile/v1\"><name>{0}</name><SSIDConfig><SSID><hex>{1}</hex><name>{0}</name></SSID></SSIDConfig><connectionType>ESS</connectionType><connectionMode>auto</connectionMode><autoSwitch>false</autoSwitch><MSM><security><authEncryption><authentication>{2}</authentication><encryption>{3}</encryption><useOneX>false</useOneX></authEncryption><sharedKey><keyType>{4}</keyType><protected>false</protected><keyMaterial>{5}</keyMaterial></sharedKey><keyIndex>0</keyIndex></security></MSM></WLANProfile>",
profileName, mac, auth, cipher, keytype, key);
}
else
{
profileXml = string.Format("<?xml version=\"1.0\"?><WLANProfile xmlns=\"http://www.microsoft.com/networking/WLAN/profile/v1\"><name>{0}</name><SSIDConfig><SSID><hex>{1}</hex><name>{0}</name></SSID></SSIDConfig><connectionType>ESS</connectionType><connectionMode>auto</connectionMode><autoSwitch>false</autoSwitch><MSM><security><authEncryption><authentication>{2}</authentication><encryption>{3}</encryption><useOneX>false</useOneX></authEncryption></security></MSM></WLANProfile>",
profileName, mac, auth, cipher, keytype);
}
ssid.wlanInterface.SetProfile(Wlan.WlanProfileFlags.AllUser, profileXml, true);
bool success = ssid.wlanInterface.ConnectSynchronously(Wlan.WlanConnectionMode.Profile, Wlan.Dot11BssType.Any, profileName, 15000);
if (!success)
{
Console.WriteLine("连接网络失败!");
return;
}
else
{
MessageBox.Show($"wifi:{profileName}连接成功");
//WifiOperate();
ssid.wlanInterface.DeleteProfile(profileName);
}
}
}
catch (Exception e)
{
Console.WriteLine("连接网络失败!");
return;
}
}
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