源自：阿龙 (个人网站)
using System;
using System.Runtime.InteropServices;
using System.Management;
namespace Hardware
{
/// <summary>
/// Hardware_Mac 的摘要说明。
/// </summary>
public class HardwareInfo
{
//取机器名
public string GetHostName()
{
return System.Net.Dns.GetHostName();
}

//取cpu编号
public String GetCpuID()
{
try
{
ManagementClass mc = new ManagementClass("Win32_Processor");
ManagementObjectCollection moc = mc.GetInstances();

String strCpuID = null ;
foreach( ManagementObject mo in moc )
{
strCpuID = mo.Properties["ProcessorId"].Value.ToString();
break;
}
return strCpuID;
}
catch
{
return "";
}

}//end method

//取第一块硬盘编号
public String GetHardDiskID()
{
try
{
ManagementObjectSearcher searcher = new ManagementObjectSearcher("SELECT * FROM Win32_PhysicalMedia");
String strHardDiskID = null ;
foreach(ManagementObject mo in searcher.Get())
{
strHardDiskID = mo["SerialNumber"].ToString().Trim();
break;
}
return strHardDiskID ;
}
catch
{
return "";
}
}//end

public enum NCBCONST
{
NCBNAMSZ =16, /* absolute length of a net name */
MAX_LANA =254, /* lana''s in range 0 to MAX_LANA inclusive */
NCBENUM =0x37, /* NCB ENUMERATE LANA NUMBERS */
NRC_GOODRET =0x00, /* good return */
NCBRESET =0x32, /* NCB RESET */
NCBASTAT =0x33, /* NCB ADAPTER STATUS */
NUM_NAMEBUF =30, /* Number of NAME''s BUFFER */
}

[structlayout(layoutkind.sequential)]
public struct ADAPTER_STATUS
{
[MarshalAs(UnmanagedType.ByValArray, SizeConst=6)]
public byte adapter_address;
public byte rev_major;
public byte reserved0;
public byte adapter_type;
public byte rev_minor;
public ushort duration;
public ushort frmr_recv;
public ushort frmr_xmit;
public ushort iframe_recv_err;
public ushort xmit_aborts;
public uint xmit_success;
public uint recv_success;
public ushort iframe_xmit_err;
public ushort recv_buff_unavail;
public ushort t1_timeouts;
public ushort ti_timeouts;
public uint reserved1;
public ushort free_ncbs;
public ushort max_cfg_ncbs;
public ushort max_ncbs;
public ushort xmit_buf_unavail;
public ushort max_dgram_size;
public ushort pending_sess;
public ushort max_cfg_sess;
public ushort max_sess;
public ushort max_sess_pkt_size;
public ushort name_count;
}

[structlayout(layoutkind.sequential)]
public struct NAME_BUFFER
{
[MarshalAs(UnmanagedType.ByValArray, SizeConst=(int)NCBCONST.NCBNAMSZ)]
public byte name;
public byte name_num;
public byte name_flags;
}

[structlayout(layoutkind.sequential)]
public struct NCB
{
public byte ncb_command;
public byte ncb_retcode;
public byte ncb_lsn;
public byte ncb_num;
public IntPtr ncb_buffer;
public ushort ncb_length;
[MarshalAs(UnmanagedType.ByValArray, SizeConst=(int)NCBCONST.NCBNAMSZ)]
public byte ncb_callname;
[MarshalAs(UnmanagedType.ByValArray, SizeConst=(int)NCBCONST.NCBNAMSZ)]
public byte ncb_name;
public byte ncb_rto;
public byte ncb_sto;
public IntPtr ncb_post;
public byte ncb_lana_num;
public byte ncb_cmd_cplt;
[MarshalAs(UnmanagedType.ByValArray, SizeConst=10)]
public byte ncb_reserve;
public IntPtr ncb_event;
}

[structlayout(layoutkind.sequ