utp 0.2.1

uTP library wirtten by Dart. It implements BitTorren BEP0029 Specification.

example/utp_example.dart

import 'dart:convert';
import 'dart:io';
import 'dart:typed_data';

import 'package:utp/src/utp_protocol_implement.dart';

void main() async {
  var ss = await ServerUTPSocket.bind(InternetAddress.anyIPv4, 0);
  var port = ss.port;
  var count = 0;
  ss.listen((socket) {
    print(
        '${socket.remoteAddress.address}:${socket.remotePort}[${socket.connectionId}] connect me');
    socket.listen((data) {
      var str = String.fromCharCodes(data);
      print(
          'Receive "$str" from ${socket.remoteAddress.address}:${socket.remotePort}[${socket.connectionId}] ,$count');
      count++;
      if (str == 'Hello') socket.add(Uint8List.fromList('World!'.codeUnits));
      if (str == 'uTP') {
        socket.add(Uint8List.fromList('Protocol'.codeUnits));
      }
    }, onDone: () {
      print(
          'Remote ${socket.remoteAddress.address}:${socket.remotePort}[${socket.connectionId}] closed');
    });
  });

  var pool = UTPSocketClient();
  var s1 = await pool.connect(InternetAddress.tryParse('127.0.0.1'), port);
  print(
      'connect ${s1.remoteAddress.address}:${s1.remotePort}[${s1.connectionId}] successfully');
  s1.listen((datas) {
    print(
        'Receive "${String.fromCharCodes(datas)}" from ${s1.remoteAddress.address}:${s1.remotePort}[${s1.connectionId}] ');
  }, onDone: () => print('close self'));
  s1.add(Uint8List.fromList('Hello'.codeUnits));
  s1.close();

  var s2 = await pool.connect(InternetAddress.tryParse('127.0.0.1'), port);
  print(
      'connect ${s2.remoteAddress.address}:${s2.remotePort}[${s2.connectionId}] successfully');
  s2.listen((datas) {
    print(
        'Receive "${String.fromCharCodes(datas)}" from ${s2.remoteAddress.address}:${s2.remotePort}[${s2.connectionId}] ');
    // pool.dispose();
  });
  s2.add(Uint8List.fromList('uTP'.codeUnits));
  Future.delayed(Duration(seconds: 3), () {
    for (var i = 0; i < 10000; i++) {
      s2.add(Uint8List.fromList(utf8.encode('$i ,')));
    }
  });
}