Exemplo n.º 1
0
        public static List <DhcpClient> DhcpEnumSubnetClients(string IpAddress, string subnetMask)
        {
            DHCP_CLIENT_INFO_ARRAY nativeClientArray;
            DHCP_CLIENT_INFO       nativeClient;
            uint              PreferredMaximum = 65536, ResumeHandle = 0, ClientsRead = 0, ClientsTotal = 0;
            IntPtr            ClientInfo, client;
            List <DhcpClient> dhcpclientslist = new List <DhcpClient>();
            uint              SubnetMask      = StringToUint(subnetMask);
            int Error = dhcpsapimethods.DhcpEnumSubnetClients(IpAddress, SubnetMask, ref ResumeHandle, PreferredMaximum, out ClientInfo, out ClientsRead, out ClientsTotal);

            if (Error != 0)
            {
                return(dhcpclientslist);
            }
            nativeClientArray = (DHCP_CLIENT_INFO_ARRAY)Marshal.PtrToStructure(ClientInfo, typeof(DHCP_CLIENT_INFO_ARRAY));
            client            = nativeClientArray.Clients;
            for (int i = 0; i < (int)nativeClientArray.NumElements; i++)
            {
                nativeClient = (DHCP_CLIENT_INFO)Marshal.PtrToStructure(Marshal.ReadIntPtr(client), typeof(DHCP_CLIENT_INFO));
                DhcpClient dhcpclient = new DhcpClient();
                dhcpclient.ClientComment         = nativeClient.ClientComment;
                dhcpclient.ClientHardwareAddress = ByteToString(nativeClient.ClientHardwareAddress);
                dhcpclient.ClientIpAddress       = UintToString(nativeClient.ClientIpAddress);
                dhcpclient.ClientLeaseExpires    = nativeClient.ClientLeaseExpires.ConvertToNonNative();
                dhcpclient.ClientName            = nativeClient.ClientName;
                dhcpclientslist.Add(dhcpclient);
                client = (IntPtr)((int)client + (int)Marshal.SizeOf(typeof(IntPtr)));
            }
            return(dhcpclientslist);
        }
Exemplo n.º 2
0
        public static DATE_TIME ConvertDateTimeToNative(DhcpClient client)
        {
            DATE_TIME dTime = new DATE_TIME();

            dTime.dwHighDateTime = (uint)(client.ClientLeaseExpires.ToFileTime() >> 32);
            dTime.dwLowDateTime  = (uint)(client.ClientLeaseExpires.ToFileTime() + 0xFFFFFFFF);
            return(dTime);
        }
Exemplo n.º 3
0
        public static void DhcpCreateClientInfo(string ServerIpAddress, DhcpClient dhcpClient)
        {
            DHCP_CLIENT_INFO clientInfo = ConvertClientInfoToNative(dhcpClient);
            int error = dhcpsapimethods.DhcpCreateClientInfo(ServerIpAddress, ref clientInfo);

            if (error != 0)
            {
                Console.WriteLine(error);
                Console.ReadLine();
            }
        }
Exemplo n.º 4
0
        public static DHCP_CLIENT_INFO ConvertClientInfoToNative(DhcpClient client)
        {
            DHCP_CLIENT_INFO ClientInfo = new DHCP_CLIENT_INFO();

            ClientInfo.ClientIpAddress       = StringToUint(client.ClientIpAddress);
            ClientInfo.SubnetMask            = StringToUint(client.SubnetMask);
            ClientInfo.ClientHardwareAddress = ConverToNativeMac(client.ClientHardwareAddress);
            ClientInfo.ClientName            = client.ClientName;
            ClientInfo.ClientComment         = client.ClientComment;
            ClientInfo.ClientLeaseExpires    = ConvertDateTimeToNative(client);
            DHCP_HOST_INFO host = new DHCP_HOST_INFO();

            host.HostName        = client.OwnerHost.HostName;
            host.IpAddress       = StringToUint(client.OwnerHost.IpAddress);
            host.NetBiosName     = client.OwnerHost.NetBiosName;
            ClientInfo.OwnerHost = host;
            return(ClientInfo);
        }
Exemplo n.º 5
0
        static void Main(string[] args)
        {
            DhcpOption option = new DhcpOption();

            option.OptionID       = 82;
            option.OptionComment  = "test";
            option.OptionName     = "TestOption";
            option.IntData        = new uint[] { DhcpClient.StringToUint("172.22.249.213"), DhcpClient.StringToUint("172.22.249.214") };
            option.OptionType     = DHCP_OPTION_TYPE.DhcpArrayTypeOption;
            option.OptionDataType = DHCP_OPTION_DATA_TYPE.DhcpIpAddressOption;
            DhcpOption.DhcpCreateOption("192.168.2.246", option);


            //List<DhcpClient> clients = DhcpClient.DhcpEnumSubnetClients("192.168.2.246", "192.168.2.0");
            //foreach (DhcpClient client in clients)
            //{
            //    Console.WriteLine(client.ClientName);
            //    Console.WriteLine(client.ClientLeaseExpires);
            //    Console.WriteLine(client.ClientIpAddress);
            //    Console.WriteLine(client.ClientComment);
            //    Console.WriteLine(client.ClientHardwareAddress);
            //    Console.WriteLine(client.OwnerHost.HostName);
            //    Console.WriteLine(client.OwnerHost.IpAddress);
            //    Console.WriteLine(client.OwnerHost.NetBiosName);
            //    Console.WriteLine(client.SubnetMask);
            //    Console.ReadLine();
            //}



            DhcpClient dhcpClient = new DhcpClient();

            dhcpClient.ClientIpAddress       = "192.168.2.48";
            dhcpClient.SubnetMask            = "192.168.2.0";
            dhcpClient.ClientComment         = "this is a test";
            dhcpClient.ClientName            = "test1";
            dhcpClient.ClientHardwareAddress = "0800690201FC";
            dhcpClient.ClientLeaseExpires    = DateTime.Now.AddDays(30);
            dhcpClient.OwnerHost.HostName    = "MEAN-DEV";
            dhcpClient.OwnerHost.IpAddress   = "192.168.2.246";
            DhcpClient.DhcpCreateClientInfo("192.168.2.246", dhcpClient);
        }
Exemplo n.º 6
0
        static void Main(string[] args)
        {
            DhcpOption option = new DhcpOption();
            option.OptionID = 82;
            option.OptionComment = "test";
            option.OptionName = "TestOption";
            option.IntData = new uint[] { DhcpClient.StringToUint("172.22.249.213"), DhcpClient.StringToUint("172.22.249.214") };
            option.OptionType = DHCP_OPTION_TYPE.DhcpArrayTypeOption;
            option.OptionDataType = DHCP_OPTION_DATA_TYPE.DhcpIpAddressOption;
            DhcpOption.DhcpCreateOption("192.168.2.246", option);

            //List<DhcpClient> clients = DhcpClient.DhcpEnumSubnetClients("192.168.2.246", "192.168.2.0");
            //foreach (DhcpClient client in clients)
            //{
            //    Console.WriteLine(client.ClientName);
            //    Console.WriteLine(client.ClientLeaseExpires);
            //    Console.WriteLine(client.ClientIpAddress);
            //    Console.WriteLine(client.ClientComment);
            //    Console.WriteLine(client.ClientHardwareAddress);
            //    Console.WriteLine(client.OwnerHost.HostName);
            //    Console.WriteLine(client.OwnerHost.IpAddress);
            //    Console.WriteLine(client.OwnerHost.NetBiosName);
            //    Console.WriteLine(client.SubnetMask);
            //    Console.ReadLine();
            //}

            DhcpClient dhcpClient = new DhcpClient();
            dhcpClient.ClientIpAddress = "192.168.2.48";
            dhcpClient.SubnetMask = "192.168.2.0";
            dhcpClient.ClientComment = "this is a test";
            dhcpClient.ClientName = "test1";
            dhcpClient.ClientHardwareAddress = "0800690201FC";
            dhcpClient.ClientLeaseExpires = DateTime.Now.AddDays(30);
            dhcpClient.OwnerHost.HostName = "MEAN-DEV";
            dhcpClient.OwnerHost.IpAddress = "192.168.2.246";
            DhcpClient.DhcpCreateClientInfo("192.168.2.246", dhcpClient);
        }
Exemplo n.º 7
0
 public static DHCP_CLIENT_INFO ConvertClientInfoToNative(DhcpClient client)
 {
     DHCP_CLIENT_INFO ClientInfo = new DHCP_CLIENT_INFO();
     ClientInfo.ClientIpAddress = StringToUint(client.ClientIpAddress);
     ClientInfo.SubnetMask = StringToUint(client.SubnetMask);
     ClientInfo.ClientHardwareAddress = ConverToNativeMac(client.ClientHardwareAddress);
     ClientInfo.ClientName = client.ClientName;
     ClientInfo.ClientComment = client.ClientComment;
     ClientInfo.ClientLeaseExpires = ConvertDateTimeToNative(client);
     DHCP_HOST_INFO host = new DHCP_HOST_INFO();
     host.HostName = client.OwnerHost.HostName;
     host.IpAddress = StringToUint(client.OwnerHost.IpAddress);
     host.NetBiosName = client.OwnerHost.NetBiosName;
     ClientInfo.OwnerHost = host;
     return ClientInfo;
 }
Exemplo n.º 8
0
 public static List<DhcpClient> DhcpEnumSubnetClients(string IpAddress, string subnetMask)
 {
     DHCP_CLIENT_INFO_ARRAY nativeClientArray;
     DHCP_CLIENT_INFO nativeClient;
     uint PreferredMaximum = 65536, ResumeHandle = 0, ClientsRead = 0, ClientsTotal = 0;
     IntPtr ClientInfo, client;
     List<DhcpClient> dhcpclientslist = new List<DhcpClient>();
     uint SubnetMask = StringToUint(subnetMask);
     int Error = dhcpsapimethods.DhcpEnumSubnetClients(IpAddress, SubnetMask, ref ResumeHandle, PreferredMaximum, out ClientInfo, out ClientsRead, out ClientsTotal);
     if (Error != 0)
         return dhcpclientslist;
     nativeClientArray = (DHCP_CLIENT_INFO_ARRAY)Marshal.PtrToStructure(ClientInfo, typeof(DHCP_CLIENT_INFO_ARRAY));
     client = nativeClientArray.Clients;
     for (int i = 0; i < (int)nativeClientArray.NumElements; i++) {
         nativeClient = (DHCP_CLIENT_INFO)Marshal.PtrToStructure(Marshal.ReadIntPtr(client), typeof(DHCP_CLIENT_INFO));
         DhcpClient dhcpclient = new DhcpClient();
         dhcpclient.ClientComment = nativeClient.ClientComment;
         dhcpclient.ClientHardwareAddress = ByteToString(nativeClient.ClientHardwareAddress);
         dhcpclient.ClientIpAddress = UintToString(nativeClient.ClientIpAddress);
         dhcpclient.ClientLeaseExpires = nativeClient.ClientLeaseExpires.ConvertToNonNative();
         dhcpclient.ClientName = nativeClient.ClientName;
         dhcpclientslist.Add(dhcpclient);
         client = (IntPtr)((int)client + (int)Marshal.SizeOf(typeof(IntPtr)));
     }
     return dhcpclientslist;
 }
Exemplo n.º 9
0
 public static void DhcpCreateClientInfo(string ServerIpAddress, DhcpClient dhcpClient)
 {
     DHCP_CLIENT_INFO clientInfo = ConvertClientInfoToNative(dhcpClient);
     int error = dhcpsapimethods.DhcpCreateClientInfo(ServerIpAddress, ref clientInfo);
     if (error != 0) {
         Console.WriteLine(error);
         Console.ReadLine();
     }
 }
Exemplo n.º 10
0
 public static DATE_TIME ConvertDateTimeToNative(DhcpClient client)
 {
     DATE_TIME dTime = new DATE_TIME();
     dTime.dwHighDateTime = (uint)(client.ClientLeaseExpires.ToFileTime() >> 32);
     dTime.dwLowDateTime = (uint)(client.ClientLeaseExpires.ToFileTime() + 0xFFFFFFFF);
     return dTime;
 }