online_security_project/client/Program.cs

50 lines
No EOL
1.5 KiB
C#

using System;
using System.Net.Sockets;
using System.Text;
using System.Threading.Tasks;
namespace Client;
public class Program
{
static void Main(string[] args)
{
using TcpClient client = new("127.0.0.1", 12345);
byte[] toSend = Encoding.ASCII.GetBytes("hello server");
var stream = client.GetStream();
var inputTask = Task.Run(async () => await HandleUserInput(client, stream));
var serverInput = Task.Run(async () => await HandleServerInput(client, stream));
_ = Task.WaitAny(inputTask, serverInput);
}
static async Task HandleUserInput(TcpClient client, NetworkStream stream) {
while(client.Connected) {
string? input = Console.ReadLine();
if(input == null) {
await Task.Delay(100);
continue;
}
else {
stream.Write(Encoding.ASCII.GetBytes(input));
Console.WriteLine($"[{DateTime.Now}]Sent to server: {input}");
}
}
}
static async Task HandleServerInput(TcpClient client, NetworkStream stream) {
byte[] buffer = new byte[1024];
while(client.Connected) {
int readLen = await stream.ReadAsync(buffer);
if(readLen != 0) {
string fromServer = Encoding.ASCII.GetString(buffer[..readLen]);
Console.WriteLine($"[{DateTime.Now}]\t\tFrom server: {fromServer}");
}
}
}
}