/// <summary> /// 通过NetBios获取MAC地址 /// </summary> /// <returns></returns> public string GetMacAddressByNetBios() { string macAddress = ""; try { string addr = ""; int cb; ASTAT adapter; NCB Ncb = new NCB(); char uRetCode; LANA_ENUM lenum; Ncb.ncb_command = (byte)NCBCONST.NCBENUM; cb = Marshal.SizeOf(typeof(LANA_ENUM)); Ncb.ncb_buffer = Marshal.AllocHGlobal(cb); Ncb.ncb_length = (ushort)cb; uRetCode = Win32API.Netbios(ref Ncb); lenum = (LANA_ENUM)Marshal.PtrToStructure(Ncb.ncb_buffer, typeof(LANA_ENUM)); Marshal.FreeHGlobal(Ncb.ncb_buffer); if (uRetCode != (short)NCBCONST.NRC_GOODRET) { return(""); } for (int i = 0; i < lenum.length; i++) { Ncb.ncb_command = (byte)NCBCONST.NCBRESET; Ncb.ncb_lana_num = lenum.lana[i]; uRetCode = Win32API.Netbios(ref Ncb); if (uRetCode != (short)NCBCONST.NRC_GOODRET) { return(""); } Ncb.ncb_command = (byte)NCBCONST.NCBASTAT; Ncb.ncb_lana_num = lenum.lana[i]; Ncb.ncb_callname[0] = (byte)'*'; cb = Marshal.SizeOf(typeof(ADAPTER_STATUS)) + Marshal.SizeOf(typeof(NAME_BUFFER)) * (int)NCBCONST.NUM_NAMEBUF; Ncb.ncb_buffer = Marshal.AllocHGlobal(cb); Ncb.ncb_length = (ushort)cb; uRetCode = Win32API.Netbios(ref Ncb); adapter.adapt = (ADAPTER_STATUS)Marshal.PtrToStructure(Ncb.ncb_buffer, typeof(ADAPTER_STATUS)); Marshal.FreeHGlobal(Ncb.ncb_buffer); if (uRetCode == (short)NCBCONST.NRC_GOODRET) { if (i > 0) { addr += ":"; } addr = string.Format("{0,2:X}:{1,2:X}:{2,2:X}:{3,2:X}:{4,2:X}:{5,2:X}", adapter.adapt.adapter_address[0], adapter.adapt.adapter_address[1], adapter.adapt.adapter_address[2], adapter.adapt.adapter_address[3], adapter.adapt.adapter_address[4], adapter.adapt.adapter_address[5]); } } macAddress = addr.Replace(' ', '0'); } catch { } return(macAddress); }
public static extern char Netbios(ref NCB ncb);