c class library for tcp sockets

... Type Blocking Avoidance Options Accepting a new connection Socket Set the socket to nonblocking before calling Accept() Call Poll() or Select() on the socket before calling Accept() TcpListener ... Only call AcceptSocket() or AcceptTcpClient() if Pending() returns true Making a new connection Socket Set the socket to nonblocking before calling Connect() Call Poll() or Select() on the socket ... processing } A TcpListener can precheck if there are any connections pending before calling AcceptTcpClient() or AcceptSocket() using the Pending() method Pending() returns true if there are connections...

Ngày tải lên: 13/08/2014, 08:21

... instance of EchoProtocol whenever createProtocol() is called EchoProtocolFactory.cs using System.Net .Sockets; // For Socket public class EchoProtocolFactory : IProtocolFactory { public EchoProtocolFactory() ... threads to service each connection for (;;) { try { Socket clntSock = listener.AcceptSocket(); // Block waiting for connection EchoProtocol protocol = new EchoProtocol(clntSock, logger); Thread ... clntSock = listener.AcceptSocket(); // Block waiting for connection IProtocol protocol = protoFactory.createProtocol(clntSock, logger); protocol.handleclient(); } catch (SocketException se) { logger.writeEntry("Exception...

Ngày tải lên: 13/08/2014, 08:21

... Thread.CurrentThread.ThreadState, recvMsgSize); cs.ClntSock.BeginSend(cs.RcvBuffer, 0, recvMsgSize, SocketFlags.None, new AsyncCallback(SendCallback), cs); } else { cs.ClntSock.Close(); } } catch (SocketException se) { Console.WriteLine(se.ErrorCode ... 118 119 Chapter 4: Beyond the Basics ■ clntSock.BeginReceive(cs.RcvBuffer, 0, cs.RcvBuffer.Length, SocketFlags.None, new AsyncCallback(ReceiveCallback), cs); } catch (SocketException se) { Console.WriteLine(se.ErrorCode ... bytesSent); 132 133 cs.ClntSock.BeginReceive(cs.RcvBuffer, 0, cs.RcvBuffer.Length, 134 SocketFlags.None, new AsyncCallback(ReceiveCallback), cs); 135 } catch (SocketException se) { 136 Console.WriteLine(se.ErrorCode...

Ngày tải lên: 13/08/2014, 08:21

... 156 5.4.1 Chapter 5: Under the Hood ■ Connecting The relationship between an invocation of a TCP client connection (whether by TcpClient constructor, TcpClient.Connect(), or Socket.Connect()) and ... accept incoming connection requests addressed to its port This sequence is depicted in Figure 5.7 The server can make the accept call (Accept() for Socket or either AcceptSocket() or AcceptTcpClient() ... System.Net; System.Net .Sockets; // // // // For For For For String, Int32, Console Encoding IPAddress TcpListener, TcpClient, NetworkStream public class TranscodeServer { public static readonly int BUFSIZE...

Ngày tải lên: 13/08/2014, 08:21

... cycle of, 155–165 performance of, 154–155 UDP sockets vs., 29 TcpClient, 16, 21–23 TcpClientShutdown, 140–141 TcpEchoClient, 17–23 TcpEchoClientAsync, 120–125 TcpEchoClientSocket, 37–39 TcpEchoServer, ... 24–26 TcpEchoServerAsync, 125–131 TcpEchoServerSelectSocket, 96–99 TcpEchoServerSocket, 40–50 TcpEchoServerThread, 108–109 TcpEchoServerTimeout, 89–92 TcpListener, 16, 26–27 TcpListenerAcceptSocket, ... TCP/ IP Sockets in C: Practical Guide for Programmers San Francisco: Morgan Kaufmann, 2001 [25] Calvert, K., and Donahoo, M TCP/ IP Sockets in Java: Practical Guide for Programmers San Francisco:...

Ngày tải lên: 13/08/2014, 08:21

... execution The Flash/EEPROM Invariable Memory test computes the periodic checksum using the Cyclic Redundancy Check (CRC) Several standards are used today for the CRC calculation The characteristics ... (PIC24H/PIC24F) 1404 bytes (dsPIC33E) 724 bytes (PIC24E) Stack 58 bytes (dsPIC30F/dsPIC33F/dsPIC33E) 24 bytes (PIC24H/PIC24F/PIC24E) Execution Time 351 cycles (dsPIC30F/dsPIC33F) 181 cycles (PIC24H/PIC24F) ... CRC16 calculation function can be called periodically if the CRC flag is set to 0xFF The checksum calculated from step is compared with the reference checksum If both values match, a status bit can...

Ngày tải lên: 11/01/2016, 17:02

... PM Accessibility IEHost.Execute Microsoft.CLRAdmin Microsoft.IE Microsoft.JScript.Vsa Microsoft.VisualBasic.CompilerServices Microsoft.VisualBasic.Vsa Microsoft.VisualC Microsoft_VsaVb RegCode ... System.Drawing.Text Rich Client Applications The FCL includes support for creating classic GUI applications This support is called Windows Forms and consists of a forms package, a predefined set of GUI components, ... These classes also include the ability to generate and compile C# , JScript, and VB.NET source code For more information, see the following namespaces: Microsoft.CSharp Microsoft.JScript Microsoft.VisualBasic...

Ngày tải lên: 20/08/2012, 12:06

... Slide 5- 24 Functions Calling Functions  A function body may contain a call to another function  The called function declaration must still appear before it is called   Functions cannot be defined ... Pearson Education, Inc Publishing as Pearson Addison-Wesley Slide 5- 16 Call Comparisons Call By Reference vs Value  Call-by-reference  The function call: f(age); Call-by-value  The function call: ... interchanged Copyright © 2007 Pearson Education, Inc Publishing as Pearson Addison-Wesley Slide 5- 27 Function celsius  Preconditions and postconditions make the declaration for celsius: double celsius(double...

Ngày tải lên: 12/09/2012, 22:49

... time to practice - Practice in the class - Call some pairs to practice in the class Further practice * Guessing game - Give instruction and check - Listen and answer - Have Ss use the cue cards in ... Thus school ? LN - Call on some pairs to practice in the class - Get feedback - Check up and correct their predictions * Phongs school :- classrooms - 400 students * Thus school :- 20 classrooms ... Which class is Thu in ? S2: Shes in class 7c S1: Wheres her classroom? S2: Its on the second floor - Practice in the class - Listen and copy Week English m c thị sửu năm h c; 2008 2009 Teaching:...

Ngày tải lên: 25/06/2013, 01:27

... I.Vocabulary: Get up (v) : Th c dậy Get dressed (v) : Brush ( my) teeth: M c quần áo Đánh Wash (my) face (v): Rửa mặt Have breakfast (v) : Ăn sáng Go to school (v) : Đi h c Every ( morning/ ... school (v) : Đi h c Every ( morning/ afternoon / evening) : ( sáng / chiều / tối) Get ready (v) : chuẩn bị sẵn sàng II Practice: What you every morning ? -> I get up , get dressed, brush my teeth… ... afternoon, I go to school ( Lan) -> Every afternoon, Lan goes to school Every evening, I brush my teeth ( Nga) -> Every evening, Nga brushes her teeth Every morning, I wash my face ( Hoa) -> Every...

Ngày tải lên: 27/09/2013, 10:10

... Object-Oriented Concept #2: Classification 209 Why Classify? 210 Object-Oriented Concept #3: Usable Interfaces 211 Object-Oriented Concept #4: Access Control 212 How C# ... Directory of Files 135 Iterating foreach Collections: Iterators 141 Accessing a collection: The general problem 141 Letting C# access data foreach container 143 Accessing Collections ... at Dummies.com ® Start with FREE Cheat Sheets Cheat Sheets include • Checklists • Charts • Common Instructions • And Other Good Stuff! To access the Cheat Sheet created specifically for this book,...

Ngày tải lên: 24/01/2014, 18:04

... different formats for floating-point numbers and dates The remaining chapters cover numerics, concurrency, and allocators: • Chapter 17: Numerics describes the numeric components of the C+ + standard library: ... particular, classes for random numbers and distributions, types for complex numbers, and some numeric C functions • Chapter 18: Concurrency describes the features provided by the C+ + standard library ... discussion of internationalization, which had some influence on the IOStream library Finally, I describe the library parts dealing with numerics, concurrency, and allocators Each component description...

Ngày tải lên: 17/02/2014, 22:20

... third step consists of the construction of a Word -Class Lattice for each sentence cluster Given such a cluster Ci ∈ C, we apply a greedy algorithm that iteratively constructs the WCL Let Ci = {s1 ... (wildcard *) characters to facilitate sentence clustering Each cluster of sentences is then generalized to a lattice of word classes (each class being either a frequent word or a part of speech) ... two classifiers are based on our Word -Class Lattice model WCL-1 learns from the training set a lattice for each cluster of sentences, whereas WCL3 identifies clusters (and lattices) separately for...

Ngày tải lên: 20/02/2014, 04:20