working connection ftp

FTPClient/FTPClient.sln

+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.31205.134
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "FTPClient", "FTPClient\FTPClient.csproj", "{EB790FFB-D1D8-4C55-8AEA-84FADD41FE0F}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{EB790FFB-D1D8-4C55-8AEA-84FADD41FE0F}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{EB790FFB-D1D8-4C55-8AEA-84FADD41FE0F}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{EB790FFB-D1D8-4C55-8AEA-84FADD41FE0F}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{EB790FFB-D1D8-4C55-8AEA-84FADD41FE0F}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {0CD7BE85-8058-4FD1-8D58-70CA5F7A636B}
+	EndGlobalSection
+EndGlobal

FTPClient/FTPClient/Client.cs

+using System;
+
+namespace FTPClient
+{
+    class Client
+    {
+        public static string username = "anynomous";
+        public static string password = "anynomous";
+        public static string host = "ftp.funet.fi";
+        public static int port = 21;
+        
+        static void Main(string[] args)
+        {
+            FtpClient client = new FtpClient(username, password, host, port);
+            client.Initialize();
+            client.LogIn();
+            Console.ReadKey();
+        }
+    }
+}

FTPClient/FTPClient/FTPClient.csproj

+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>netcoreapp3.1</TargetFramework>
+  </PropertyGroup>
+
+</Project>

FTPClient/FTPClient/FtpClient.cs

+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Net;
+using System.Net.Sockets;
+using System.Text;
+
+namespace FTPClient
+{
+    public class FtpClient
+    {
+        public static Socket socket;
+        public static IPEndPoint ipEndp;
+        public static NetworkStream ns;
+        public static StreamReader sr;
+        public static StreamWriter sw;
+
+        public string username { get; set; }
+        public string password { get; set; }
+        public string host { get; set; }
+        public int port { get; set; }
+
+        // Constructor
+        public FtpClient(string username, string password, string host, int port)
+        {
+            this.username = username;
+            this.password = password;
+            this.host = host;
+            this.port = port;
+        }
+
+        // Initialize socket and connect to server
+        public void Initialize()
+        {
+            socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
+            IPAddress[] ips = Dns.GetHostAddresses(host);
+            IPAddress address = ips[1];
+            ipEndp = new IPEndPoint(address, port);
+            
+            try
+            {
+                socket.Connect(ipEndp);
+            } catch (Exception e)
+            {
+                Console.Write(e);
+                Console.ReadKey();
+            }
+
+            ns = new NetworkStream(socket);
+            sr = new StreamReader(ns);
+            sw = new StreamWriter(ns);
+            string response = sr.ReadLine();
+            Console.WriteLine(response);
+        }
+
+        public void LogIn()
+        {
+            sw.WriteLine("USER " + username);
+            sw.Flush();
+            string response = sr.ReadLine();
+            Console.WriteLine(response);
+            sw.WriteLine("PASS " + password);
+            sw.Flush();
+            response = sr.ReadLine();
+            Console.WriteLine(response);
+        }
+
+        public void GetDirectory()
+        {
+            try
+            {   
+                socket.Connect(ipEndp);
+            } catch (Exception e)
+            {
+                Console.Write(e);
+                Console.ReadKey();
+            }
+
+            NetworkStream ns = new NetworkStream(socket);
+
+            StreamReader sr = new StreamReader(ns);
+            StreamWriter sw = new StreamWriter(ns);
+
+            string viesti = sr.ReadLine();
+            Console.WriteLine(viesti);
+        }
+
+    }
+}

FTPClient/FTPClient/bin/Debug/netcoreapp3.1/FTPClient.deps.json

+{
+  "runtimeTarget": {
+    "name": ".NETCoreApp,Version=v3.1",
+    "signature": ""
+  },
+  "compilationOptions": {},
+  "targets": {
+    ".NETCoreApp,Version=v3.1": {
+      "FTPClient/1.0.0": {
+        "runtime": {
+          "FTPClient.dll": {}
+        }
+      }
+    }
+  },
+  "libraries": {
+    "FTPClient/1.0.0": {
+      "type": "project",
+      "serviceable": false,
+      "sha512": ""
+    }
+  }
+}
\ No newline at end of file

FTPClient/FTPClient/bin/Debug/netcoreapp3.1/FTPClient.runtimeconfig.dev.json

+{
+  "runtimeOptions": {
+    "additionalProbingPaths": [
+      "C:\\Users\\Joppe\\.dotnet\\store\\|arch|\\|tfm|",
+      "C:\\Users\\Joppe\\.nuget\\packages"
+    ]
+  }
+}
\ No newline at end of file

FTPClient/FTPClient/bin/Debug/netcoreapp3.1/FTPClient.runtimeconfig.json

+{
+  "runtimeOptions": {
+    "tfm": "netcoreapp3.1",
+    "framework": {
+      "name": "Microsoft.NETCore.App",
+      "version": "3.1.0"
+    }
+  }
+}
\ No newline at end of file

FTPClient/FTPClient/obj/Debug/netcoreapp3.1/.NETCoreApp,Version=v3.1.AssemblyAttributes.cs

+// <autogenerated />
+using System;
+using System.Reflection;
+[assembly: global::System.Runtime.Versioning.TargetFrameworkAttribute(".NETCoreApp,Version=v3.1", FrameworkDisplayName = "")]

FTPClient/FTPClient/obj/Debug/netcoreapp3.1/FTPClient.AssemblyInfo.cs

+//------------------------------------------------------------------------------
+// <auto-generated>
+//     This code was generated by a tool.
+//     Runtime Version:4.0.30319.42000
+//
+//     Changes to this file may cause incorrect behavior and will be lost if
+//     the code is regenerated.
+// </auto-generated>
+//------------------------------------------------------------------------------
+
+using System;
+using System.Reflection;
+
+[assembly: System.Reflection.AssemblyCompanyAttribute("FTPClient")]
+[assembly: System.Reflection.AssemblyConfigurationAttribute("Debug")]
+[assembly: System.Reflection.AssemblyFileVersionAttribute("1.0.0.0")]
+[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0")]
+[assembly: System.Reflection.AssemblyProductAttribute("FTPClient")]
+[assembly: System.Reflection.AssemblyTitleAttribute("FTPClient")]
+[assembly: System.Reflection.AssemblyVersionAttribute("1.0.0.0")]
+
+// Generated by the MSBuild WriteCodeFragment class.
+

FTPClient/FTPClient/obj/Debug/netcoreapp3.1/FTPClient.AssemblyInfoInputs.cache

+c740c62c19d0456ba793c0120c26262afecce061

FTPClient/FTPClient/obj/Debug/netcoreapp3.1/FTPClient.csproj.CoreCompileInputs.cache

+a4e69bfc552dac666e14bfb187fa62f229299f16

FTPClient/FTPClient/obj/Debug/netcoreapp3.1/FTPClient.csproj.FileListAbsolute.txt

+E:\Kurssit\ties323\FTPClient\FTPClient\bin\Debug\netcoreapp3.1\FTPClient.exe
+E:\Kurssit\ties323\FTPClient\FTPClient\bin\Debug\netcoreapp3.1\FTPClient.deps.json
+E:\Kurssit\ties323\FTPClient\FTPClient\bin\Debug\netcoreapp3.1\FTPClient.runtimeconfig.json
+E:\Kurssit\ties323\FTPClient\FTPClient\bin\Debug\netcoreapp3.1\FTPClient.runtimeconfig.dev.json
+E:\Kurssit\ties323\FTPClient\FTPClient\bin\Debug\netcoreapp3.1\FTPClient.dll
+E:\Kurssit\ties323\FTPClient\FTPClient\bin\Debug\netcoreapp3.1\FTPClient.pdb
+E:\Kurssit\ties323\FTPClient\FTPClient\obj\Debug\netcoreapp3.1\FTPClient.csprojAssemblyReference.cache
+E:\Kurssit\ties323\FTPClient\FTPClient\obj\Debug\netcoreapp3.1\FTPClient.AssemblyInfoInputs.cache
+E:\Kurssit\ties323\FTPClient\FTPClient\obj\Debug\netcoreapp3.1\FTPClient.AssemblyInfo.cs
+E:\Kurssit\ties323\FTPClient\FTPClient\obj\Debug\netcoreapp3.1\FTPClient.csproj.CoreCompileInputs.cache
+E:\Kurssit\ties323\FTPClient\FTPClient\obj\Debug\netcoreapp3.1\FTPClient.dll
+E:\Kurssit\ties323\FTPClient\FTPClient\obj\Debug\netcoreapp3.1\FTPClient.pdb
+E:\Kurssit\ties323\FTPClient\FTPClient\obj\Debug\netcoreapp3.1\FTPClient.genruntimeconfig.cache

FTPClient/FTPClient/obj/Debug/netcoreapp3.1/FTPClient.genruntimeconfig.cache

+e7930741b859f33aced304b7bf7f3548c9c8a4f8