windows mobile 6.X 获取IMEI码的方法说明

在网上找了很多方法，在wm5下都可以用，但在wm6下就有可能不能用了。网上有人说要签名，不知道这个怎么样，但后来发现，是代码上少写了几句话造成的。亮点在44行

现将代码整理如下：

TapiLib.dll的下载地址：https://files.cnblogs.com/xjb/TapiLib.rar

参考资料：http://www.cnblogs.com/jordan2009/archive/2010/10/19/1855260.html

 1 using System;
  2 using System.Runtime.InteropServices;
  3 using System.Collections.Generic;
  4 using System.Text;
  5 using OpenNETCF.Tapi;
  6 namespace SmartDeviceProject4
  7 {
  8     public struct GeneralInfo
  9     {
 10         public string Manufacturer;
 11         public string Model;
 12         public string Revision;
 13         public string SerialNumber;
 14         public string SubscriberNumber;
 15     }
 16 
 17     /// <summary>
 18     /// Tapi控制类
 19     /// </summary>
 20     public class ControlTapi
 21     {
 22 
 23         [DllImport("cellcore.dll")]
 24         private static extern int lineGetGeneralInfo(IntPtr hLigne, byte[] lpLineGeneralInfo);
 25 
 26         /// <summary>
 27         /// 调用cellcore.dll获取sim卡的综合信息
 28         /// </summary>
 29         /// <param name="l"></param>
 30         /// <returns></returns>
 31         private GeneralInfo GetGeneralInfo(OpenNETCF.Tapi.Line l)
 32         {
 33             GeneralInfo lgi = new GeneralInfo();
 34             byte[] buffer = new byte[512];
 35             BitConverter.GetBytes(512).CopyTo(buffer, 0);
 36 
 37             if (lineGetGeneralInfo(l.hLine, buffer) != 0)
 38             {
 39                 throw new System.ComponentModel.Win32Exception(System.Runtime.InteropServices.Marshal.GetLastWin32Error(), "TAPI Error: " + System.Runtime.InteropServices.Marshal.GetLastWin32Error().ToString("X"));
 40             }
 41 
 42             int subscsize = BitConverter.ToInt32(buffer, 44);
 43             int subscoffset = BitConverter.ToInt32(buffer, 48);
 44             int scsize = BitConverter.ToInt32(buffer, 36);
 45             int scoffset = BitConverter.ToInt32(buffer, 40);
 46             lgi.SerialNumber = System.Text.Encoding.Unicode.GetString(buffer, scoffset, scsize).ToString();
 47             lgi.SerialNumber = lgi.SerialNumber.Replace("\0", "");
 48 
 49             lgi.SubscriberNumber = System.Text.Encoding.Unicode.GetString(buffer, subscoffset, subscsize).ToString();
 50             lgi.SubscriberNumber = lgi.SubscriberNumber.Replace("\0", "");
 51             return lgi;
 52 
 53         }
 54 
 55 
 56 
 57         /// <summary>
 58         /// 获取sim卡的IMSI
 59         /// </summary>
 60         /// <returns></returns>
 61         public static string GetIMSINumber()
 62         {
 63             string result = "";
 64             try
 65             {
 66                 Tapi t = new Tapi();
 67                 t.Initialize();
 68                 OpenNETCF .Tapi . Line l = t.CreateLine(0, LINEMEDIAMODE.INTERACTIVEVOICE, OpenNETCF.Tapi.LINECALLPRIVILEGE.MONITOR);
 69                 ControlTapi ctapi = new ControlTapi();
 70                 GeneralInfo gi = ctapi.GetGeneralInfo(l);
 71 
 72                 result = gi.SubscriberNumber;
 73                 l.Dispose();
 74                 t.Shutdown();
 75 
 76             }
 77             catch// (Exception ex)
 78             {
 79                 result = "";
 80             }
 81 
 82             return result;
 83 
 84         }
 85 
 86         /// <summary>
 87         /// 获取IMEI的号码
 88         /// </summary>
 89         /// <returns></returns>
 90         public static string GetIMEINumber()
 91         {
 92             string result = "";
 93             try
 94             {
 95                 Tapi t = new Tapi();
 96                 t.Initialize();
 97                 OpenNETCF.Tapi.Line l = t.CreateLine(0, LINEMEDIAMODE.INTERACTIVEVOICE, OpenNETCF.Tapi.LINECALLPRIVILEGE.MONITOR);
 98                 ControlTapi ctapi = new ControlTapi();
 99                 GeneralInfo gi = ctapi.GetGeneralInfo(l);
100                 result = gi.SerialNumber;
101                 l.Dispose();
102                 t.Shutdown();
103 
104             }
105             catch(Exception ex)
106             {
107                 result = "";
108             }
109 
110             return result;
111         }
112 
113     }
114 
115 
116 }