using System; using System.Net; using System.Net.Sockets; using System.IO; using System.Text; namespace FileSender { public static class FileSender { private const int BufferSize = 1024; public static void Send(IPEndPoint ip, string path) { Socket sock = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp); sock.Connect(ip); using (FileStream reader = new FileStream(path, FileMode.Open, FileAccess.Read, FileShare.None)) { long send = 0L, length = reader.Length; sock.Send(BitConverter.GetBytes(length)); string fileName = Path.GetFileName(path); sock.Send(Encoding.Default.GetBytes(fileName)); Console.WriteLine( "Sending file:" + fileName + ".Plz wait..." ); byte [] buffer = new byte [BufferSize]; int read, sent; //断点发送 在这里判断设置reader.Position即可 while ((read = reader.Read(buffer, 0, BufferSize)) != 0) { sent = 0; while ((sent += sock.Send(buffer, sent, read, SocketFlags.None)) < read) { send += ( long )sent; //Console.WriteLine("Sent " + send + "/" + length + ".");//进度 } } Console.WriteLine( "Send finish." ); } } public static void Receive(IPEndPoint ip, string path) { Socket sock = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp); sock.Bind(ip); sock.Listen(1); Socket client = sock.Accept(); byte [] buffer = new byte [BufferSize]; client.Receive(buffer); long receive = 0L, length = BitConverter.ToInt64(buffer, 0); string fileName = Encoding.Default.GetString(buffer, 0, client.Receive(buffer)); Console.WriteLine( "Receiveing file:" + fileName + ".Plz wait..." ); using (FileStream writer = new FileStream(Path.Combine(path, fileName), FileMode.Create, FileAccess.Write, FileShare.None)) { int received; //断点接受 在这里判断设置writer.Position即可 while (receive < length) { received = client.Receive(buffer); writer.Write(buffer, 0, received); writer.Flush(); receive += ( long )received; //Console.WriteLine("Received " + receive + "/" + length + ".");//进度 } } Console.WriteLine( "Receive finish." ); } } } |
c# socket传送大文件分享代码
最新推荐文章于 2025-06-14 12:29:17 发布