コード例 #1
0
ファイル: SocketApp.cs プロジェクト: aesyungan/TESIS
        private void enviarArchivo(String filename, int id_user)
        {
            String p;
            long   sz;
            //IPEndPoint ipEnd = new IPEndPoint(IPAddress.Parse("127.0.0.1"), 5656);
            IPEndPoint ipEnd = new IPEndPoint(IPAddress.Parse(host), puerto);
            Socket     sock  = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.IP);

            sock.Connect(ipEnd);

            String         filedirectory = "envios/";
            String         filenamekey   = "clave.crypt";
            FileEncryption fe            = new FileEncryption();

            fe.makeKey();
            fe.saveKey("claves/" + filenamekey, "public.pem");
            //tiempo  de cifrado del archivo
            var stopwatch = new Stopwatch();

            stopwatch.Start();
            //DateTime tiempo5 = DateTime.Now;
            //Console.WriteLine("INICIO tiempo: " + tiempo5.Ticks);
            fe.EncryptFile(filedirectory + "planos-medianos/" + filename, filedirectory + "cifrados/" + filename);
            //tiempo de finalizacion del cifrado archivo
            stopwatch.Stop();
            double tECrip = stopwatch.ElapsedMilliseconds;

            //DateTime tiempo6 = DateTime.Now;
            //  Console.WriteLine("FIN tiempo: " + tiempo6.Ticks);
            //double tECrip = (tiempo6 - tiempo5).TotalMilliseconds;
            //TimeSpan tECrip = new TimeSpan(tiempo6.Ticks - tiempo5.Ticks);
            Console.WriteLine("TIEMPO DE CIFRADO DE ARCHIVO:  {0} ms", tECrip);
            //  Console.WriteLine("TIEMPO DE CIFRADO DE ARCHIVO:  {0} ms", tECrip.TotalMilliseconds);

            sock.Send(Encoding.ASCII.GetBytes(filenamekey));

            int bytesReceived = 1;
            var buffer        = new byte[8192];

            do
            {
                bytesReceived = sock.Receive(buffer);
            } while (!(bytesReceived > 0));

            String ack = Encoding.UTF8.GetString(buffer, 0, bytesReceived);

            Console.WriteLine("Recibido: " + ack);

            FileStream fileStream = new FileStream("claves/" + filenamekey, FileMode.Open);

            byte[] buff      = new byte[1024];
            int    bytesRead = 0;
            //envio de la clave
            var stopwatch1 = new Stopwatch();

            stopwatch1.Start();
            //DateTime tiempo1 = DateTime.Now;
            //Console.WriteLine("INICIO tiempo: " + tiempo1.Ticks);
            do
            {
                bytesRead = fileStream.Read(buff, 0, buff.Length);
                if (bytesRead > 0)
                {
                    sock.Send(buff, bytesRead, SocketFlags.None);
                }
            } while (bytesRead > 0);
            fileStream.Close();
            //tiempo de finalizacion de envio clave
            stopwatch1.Stop();
            //DateTime tiempo2 = DateTime.Now;
            //Console.WriteLine("INICIO fin: " + tiempo2.Ticks);
            double tEClave = stopwatch1.ElapsedMilliseconds;

            Console.WriteLine("TIEMPO DE ENVIO DE CLAVE:  {0} ms", tEClave);
            //  TimeSpan tEClave = new TimeSpan(tiempo2.Ticks - tiempo1.Ticks);
            // Console.WriteLine("TIEMPO DE ENVIO DE CLAVE:  {0} ms", tEClave.TotalMilliseconds);

            //TimeSpan tEClave = (tiempo2.TimeOfDay);
            //TimeSpan tEClave1 = (tiempo1.TimeOfDay);
            //Console.WriteLine("TIEMPO DE ENVIO DE CLAVE: {0:fff} ", (tEClave.TotalMilliseconds - tEClave1.TotalMilliseconds) + " milisegundos");

            //Recibe confirmación
            buff          = new byte[1024];
            bytesReceived = 1;
            //confirmacion de recepcion de la clave

            do
            {
                bytesReceived = sock.Receive(buff);
            } while (!(bytesReceived > 0) && bytesReceived > buff.Length);

            ack = Encoding.UTF8.GetString(buff, 0, bytesReceived);

            Console.WriteLine("Recibido clave: " + ack);

            //que es lo que va ha realizar insert update o descargar
            //1 insertar
            //2 Modificar
            //3 ver
            int id = 1;

            sock.Send(Encoding.ASCII.GetBytes(id.ToString()));
            Console.WriteLine("Insertar ");
            //envia nombre del archivo
            //----------------------------------------------------------------------------
            bytesReceived = 1;
            buffer        = new byte[8192];

            do
            {
                bytesReceived = sock.Receive(buffer);
            } while (!(bytesReceived > 0));

            ack = Encoding.UTF8.GetString(buffer, 0, bytesReceived);
            Console.WriteLine("Recibido: " + ack);
            //proceso envio de archivo cifrado

            sock.Send(Encoding.ASCII.GetBytes(filename));

            bytesReceived = 1;
            buffer        = new byte[8192];

            do
            {
                bytesReceived = sock.Receive(buffer);
            } while (!(bytesReceived > 0));

            ack = Encoding.UTF8.GetString(buffer, 0, bytesReceived);
            Console.WriteLine("Recibido: " + ack);

            fileStream = new FileStream(filedirectory + "cifrados/" + filename, FileMode.Open);

            sock.Send(Encoding.ASCII.GetBytes(fileStream.Length.ToString())); //Envio de tamano
            do
            {
                bytesReceived = sock.Receive(buffer);
            } while (!(bytesReceived > 0));

            ack = Encoding.UTF8.GetString(buffer, 0, bytesReceived);
            Console.WriteLine("Recibido Tamaño:" + ack);

            //fileStream = new FileStream(filedirectory + "cifrados/" + filename, FileMode.Open);
            sz        = fileStream.Length;
            buff      = new byte[8192];
            bytesRead = 0;
            var stopwatch2 = new Stopwatch();

            stopwatch2.Start();
            // DateTime tiempo3 = DateTime.Now;
            //Console.WriteLine("INICIO tiempo: " + tiempo3.Ticks);
            //envio de criptograma
            do
            {
                bytesRead = fileStream.Read(buff, 0, buff.Length);
                if (bytesRead > 0)
                {
                    //sock.Send(buff);
                    sock.Send(buff, bytesRead, SocketFlags.None);
                }
            } while (bytesRead > 0);
            fileStream.Close();

            bytesReceived = 1;
            buffer        = new byte[8192];

            do
            {
                bytesReceived = sock.Receive(buffer);
            } while (!(bytesReceived > 0));

            ack = Encoding.UTF8.GetString(buffer, 0, bytesReceived);

            // long tiempo4 = Convert.ToInt64(ack);
            stopwatch2.Stop();
            //DateTime tiempo4 = DateTime.Now;
            //Console.WriteLine("FIN tiempo: " + tiempo4.Ticks);
            //TimeSpan tCifradoClave = new TimeSpan(tiempo4.Ticks - tiempo3.Ticks);
            double tCifradoClave = stopwatch2.ElapsedMilliseconds;

            Console.WriteLine("TIEMPO DE ENVIO DE CRIPTOGRAMA:  {0} ms", tCifradoClave);
            //Console.WriteLine("TIEMPO DE ENVIO DE CRIPTOGRAMA: {0} ms", tCifradoClave.TotalMilliseconds);

            //TimeSpan tCifradoClave = (tiempo4.TimeOfDay);
            //TimeSpan tCifradoClave1 = (tiempo3.TimeOfDay);
            //Console.WriteLine("TIEMPO DE ENVIO DE CRIPTOGRAMA: {0:fff} " + (tCifradoClave.TotalMilliseconds - tCifradoClave1.TotalMilliseconds) + " milisegundos");

            bytesReceived = 1;
            buffer        = new byte[8192];

            do
            {
                bytesReceived = sock.Receive(buffer);
            } while (!(bytesReceived > 0));

            ack = Encoding.UTF8.GetString(buffer, 0, bytesReceived);
            cont++;
            Console.WriteLine("Recibido " + cont + ": " + ack + " ms");
            //--------------------------------------------------------------------------------
            //envia id Del Usuario Q Inserta

            Console.WriteLine("Envio Id Usuario:" + id_user);
            sock.Send(Encoding.ASCII.GetBytes(id_user.ToString())); //Envio de usuario q Inserta

            //repuesta
            do
            {
                bytesReceived = sock.Receive(buffer);
            } while (!(bytesReceived > 0));

            ack = Encoding.UTF8.GetString(buffer, 0, bytesReceived);
            Console.WriteLine("DB Menssage:" + ack);
            //fin envia Id Usuario
            //--------------------------------------------------------------------------------

            sock.Close();
            sock = null;
            Console.WriteLine("Proceso concluido");

            //Concatenar variables de tiempos para guardar en un string
            // p = (cont + "," + sz + "," + tEClave + "," + tCifradoClave + "," + tECrip + "," + ack);

            //Escribimos en el archivo con el metodo write
            //guardar.WriteLine(p);
            // guardar.Flush();
            // escribir.close();
            //carga DB
            CargarDatos();
            progresSpinnerLoad.Visible = false;
            MessageBox.Show("Ingreso Correcto", "Success", MessageBoxButtons.OK, MessageBoxIcon.Information);
        }
コード例 #2
0
ファイル: SocketApp.cs プロジェクト: aesyungan/TESIS
        public void descargarArchivo(String filename, string ubicacionSave)
        {
            String p;
            long   sz;
            //IPEndPoint ipEnd = new IPEndPoint(IPAddress.Parse("127.0.0.1"), 5656);
            IPEndPoint ipEnd = new IPEndPoint(IPAddress.Parse(host), puerto);
            Socket     sock  = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.IP);

            sock.Connect(ipEnd);

            String         filedirectory = "envios/";
            String         filenamekey   = "clave.crypt";
            FileEncryption fe            = new FileEncryption();

            fe.makeKey();
            fe.saveKey("claves/" + filenamekey, "public.pem");
            //tiempo  de cifrado del archivo
            var stopwatch = new Stopwatch();

            stopwatch.Start();
            //DateTime tiempo5 = DateTime.Now;
            //Console.WriteLine("INICIO tiempo: " + tiempo5.Ticks);
            fe.EncryptFile(filedirectory + "planos-medianos/" + filename, filedirectory + "cifrados/" + filename);
            //tiempo de finalizacion del cifrado archivo
            stopwatch.Stop();
            double tECrip = stopwatch.ElapsedMilliseconds;

            //DateTime tiempo6 = DateTime.Now;
            //  Console.WriteLine("FIN tiempo: " + tiempo6.Ticks);
            //double tECrip = (tiempo6 - tiempo5).TotalMilliseconds;
            //TimeSpan tECrip = new TimeSpan(tiempo6.Ticks - tiempo5.Ticks);
            Console.WriteLine("TIEMPO DE CIFRADO DE ARCHIVO:  {0} ms", tECrip);
            //  Console.WriteLine("TIEMPO DE CIFRADO DE ARCHIVO:  {0} ms", tECrip.TotalMilliseconds);

            sock.Send(Encoding.ASCII.GetBytes(filenamekey));

            int bytesReceived = 1;
            var buffer        = new byte[8192];

            do
            {
                bytesReceived = sock.Receive(buffer);
            } while (!(bytesReceived > 0));

            String ack = Encoding.UTF8.GetString(buffer, 0, bytesReceived);

            Console.WriteLine("Recibido: " + ack);

            FileStream fileStream = new FileStream("claves/" + filenamekey, FileMode.Open);

            byte[] buff      = new byte[1024];
            int    bytesRead = 0;
            //envio de la clave
            var stopwatch1 = new Stopwatch();

            stopwatch1.Start();
            //DateTime tiempo1 = DateTime.Now;
            //Console.WriteLine("INICIO tiempo: " + tiempo1.Ticks);
            do
            {
                bytesRead = fileStream.Read(buff, 0, buff.Length);
                if (bytesRead > 0)
                {
                    sock.Send(buff, bytesRead, SocketFlags.None);
                }
            } while (bytesRead > 0);
            fileStream.Close();
            //tiempo de finalizacion de envio clave
            stopwatch1.Stop();
            //DateTime tiempo2 = DateTime.Now;
            //Console.WriteLine("INICIO fin: " + tiempo2.Ticks);
            double tEClave = stopwatch1.ElapsedMilliseconds;

            Console.WriteLine("TIEMPO DE ENVIO DE CLAVE:  {0} ms", tEClave);
            //  TimeSpan tEClave = new TimeSpan(tiempo2.Ticks - tiempo1.Ticks);
            // Console.WriteLine("TIEMPO DE ENVIO DE CLAVE:  {0} ms", tEClave.TotalMilliseconds);

            //TimeSpan tEClave = (tiempo2.TimeOfDay);
            //TimeSpan tEClave1 = (tiempo1.TimeOfDay);
            //Console.WriteLine("TIEMPO DE ENVIO DE CLAVE: {0:fff} ", (tEClave.TotalMilliseconds - tEClave1.TotalMilliseconds) + " milisegundos");

            //Recibe confirmación
            buff          = new byte[1024];
            bytesReceived = 1;
            //confirmacion de recepcion de la clave

            do
            {
                bytesReceived = sock.Receive(buff);
            } while (!(bytesReceived > 0) && bytesReceived > buff.Length);

            ack = Encoding.UTF8.GetString(buff, 0, bytesReceived);

            Console.WriteLine("Recibido clave: " + ack);

            //que es lo que va ha realizar insert update o descargar
            //1 insertar
            //2 Modificar
            //3 descargar
            int id = 3;

            sock.Send(Encoding.ASCII.GetBytes(id.ToString()));
            //sock.Send(Encoding.ASCII.GetBytes("3"));
            Console.WriteLine("Descargar.. ");
            //envia nombre del archivo
            bytesReceived = 1;
            buffer        = new byte[8192];

            do
            {
                bytesReceived = sock.Receive(buffer);
            } while (!(bytesReceived > 0));

            ack = Encoding.UTF8.GetString(buffer, 0, bytesReceived);
            Console.WriteLine("Recibido: " + ack);
            //----------------------------------------------------------------------------
            sock.Send(Encoding.ASCII.GetBytes(filename));
            bytesReceived = 1;
            buffer        = new byte[8192];

            do
            {
                bytesReceived = sock.Receive(buffer);
            } while (!(bytesReceived > 0));

            ack = Encoding.UTF8.GetString(buffer, 0, bytesReceived);
            Console.WriteLine("Recibido: " + ack);

            buffer        = new byte[8192];
            bytesReceived = 1;
            do
            {
                bytesReceived = sock.Receive(buffer);
            } while (!(bytesReceived > 0) && bytesReceived > buffer.Length);

            long tamano = Convert.ToInt64(Encoding.UTF8.GetString(buffer, 0, bytesReceived));

            Console.WriteLine("Recibido:" + tamano.ToString());
            sock.Send(Encoding.ASCII.GetBytes("recibido tamano"));


            // var output = File.Create("descargados/"  + filename);
            var output = File.Create(ubicacionSave + "/" + filename);

            Console.WriteLine("Recibiendo criptograma");
            buffer = new byte[8192];

            int contador = 0;

            do
            {
                bytesRead = 0;
                //System.Threading.Thread.Sleep(1);
                //if (client.Available > 0) {
                bytesRead = sock.Receive(buffer, 0, buffer.Length, SocketFlags.None);
                output.Write(buffer, 0, bytesRead);
                //}
                contador += bytesRead;
            } while (contador < tamano);
            output.Close();

            Console.WriteLine("Recibido criptograma: " + filename);
            //descifrar
            // inicia tiempo de desincrifrado
            var stopwatch2 = new Stopwatch();

            stopwatch2.Start();
            DateTime tiempo1 = DateTime.Now;

            // Console.WriteLine("INICIO tiempo: " + tiempo1.Ticks);
            sock.Send(Encoding.ASCII.GetBytes(tiempo1.Ticks.ToString()));
            Console.WriteLine("Descifrando criptograma...");
            String filedirectorykey = "claves/";

            fe.loadKey(filedirectorykey + filenamekey, "private.pem");
            //fe.DecryptFile("descargados/" + "cifrados/" + filename, "descargados/" + "descifrados/" + filename);
            //finaliza tiempo de descrifrado
            stopwatch2.Stop();

            showNotification("Download\n ", "Descarga Correcta\n" + "Guardado en :\n" + ubicacionSave + "\\" + filename);
            progresSpinnerLoad.Visible = false;
            sock.Close();
            sock = null;
            Console.WriteLine("Proceso concluido");
            MessageBox.Show("Descarga Correcta", "Success", MessageBoxButtons.OK, MessageBoxIcon.Information);
        }