获取pc电脑和平板物理地址

/// <summary>

/// 获取mac物理地址

/// </summary>

/// <returns></returns>

public string GetMac()

{

try

{

ManagementObjectSearcher query = new ManagementObjectSearcher("SELECT * FROM Win32_NetworkAdapterConfiguration");

ManagementObjectCollection queryCollection = query.Get();

foreach (ManagementObject mo in queryCollection)

{

if (mo["IPEnabled"].ToString() == "True")

return mo["MacAddress"].ToString();

}

return "";

}

catch

{

return "";

}

}

protected static string strJavaScript = string.Empty;

[DllImport("Iphlpapi.dll")]
private static extern int SendARP(Int32 dest, Int32 host, ref Int64 mac, ref Int32 length);

[DllImport("Ws2_32.dll")]
private static extern Int32 inet_addr(string ip);

private void SetMac()

{

try

{

string treatment_id = Hid_treatment_id.Value;

string mac = string.Empty;

string ip = Request.UserHostAddress.ToString().Trim();

try

{

mac = getMac();

}

catch { lbl.InnerText = "w33w"; }

//mac = "00:01:36:D8:9C:C4";

// lbl.InnerText = mac + "," + ip;

if (mac != "您没有联网")

{

int iRetn = commonws.GetInt("CRRT/PAD-登录", "指定某治疗病人的平板MAC地址", new string[] { mac, treatment_id });

}

}

catch { lbl.InnerText = "ww"; }

}

private string getMac()

{

string mac = "";

string strClientIP = Request.UserHostAddress.ToString().Trim();

Int32 ldest = inet_addr(strClientIP); //目的地的ip

Int32 lhost = inet_addr(""); //本地服务器的ip

Int64 macinfo = new Int64();

Int32 len = 6;

int res = SendARP(ldest, 0, ref macinfo, ref len);

mac = macinfo.ToString("X");

try

{

string[] arr_mac = new string[mac.Length / 2];

int k = 0;

for (int i = mac.Length; i > 0; i = i - 2)

{

arr_mac[k] = mac.Substring(i - 2, 2);

k++;

}

mac = "";

foreach (string chars in arr_mac)

{

mac += chars + ":";

}

mac = mac.TrimEnd(':');

}

catch { }

return mac;

}