Questions tagged [socket]
An endpoint of a bidirectional inter-process communication flow. This often refers to a process flow over a network connection, but by no means is limited to such.
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46 views
c++ linux multithreaded epoll tcp server
I want to use a tcp server to receive and send some data from and to my clients so I started to make this simple server.
It's targeted for Linux because I currently only buy vps Linux due its low ...
1
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0answers
55 views
Simple Go Linux daemon to send/receive gob-encoded data on a socket
I'm currently working on a linux daemon and would like some feedback. The program is a simple unix socket server that sends around gob encoded messages. I'm still getting the hang of concurrency in go ...
2
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0answers
32 views
Socket chat room made with Tkinter Python
This is a real live chatroom that I have made with Tkinter
I posted a question before about making a chatroom but the problem that I had with that one was that only one user could connect to the ...
1
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0answers
24 views
Socket sending/receiving data
I am a beginner in Android and this is my first big project in it. I am trying to communicate with an STM Discovery board using an ESP01 module.
Below is the client connection class
...
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2answers
28 views
Creating a dict with external and internal IP addresses provided a list of candidates
I created a function that finds internal and external IP addresses, returns them in dict with the keys external_ips and local_ips...
2
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0answers
40 views
Web server using syscalls in Go
I'm new to Go and wanted to implement a web server using system calls to get a better feel for how everything works.
I'm looking for feedback on idiomatic go especially error handling and using ...
6
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1answer
65 views
Socket chat room in Python
This is a Python chat room that I've been working on and it enables to you to chat to other people on the same network through Python.
Server.py:
...
3
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0answers
65 views
TCP client reading socket asynchronously
I'm relatively new to .Net/UWP networking and have been trying to make sense of the APIs. I'd like to implement a TCP client that is capable of reading and sending messages independently (there is no ...
1
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0answers
27 views
Back-end web framework with sockets
I recently became interested in back end web frameworks in python, but I didn't want to use django or flask. (I want to make something similar to django or flask) So I decided to make my own. This is ...
0
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1answer
30 views
Android TCP server that maps data to an object and sends it to a service
This is a code for an android thread. This is a tcp server and gets data from socket, maps it to an object and sends that object back to the main service. If there is anything I'm doing wrong or if ...
1
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0answers
23 views
Managing multiple sockets in a network client in Python
I'm writing a small FIX client in Python (2.7, constraint I cannot waive for now, unfortunately).
There will be multiple sockets, connecting to different ports, so I thought I'd create a ...
1
vote
1answer
114 views
Python Making Bruteforce Password Crack Faster
I made a simple password cracker using Python. But it's extremely slow. Here is my code:
...
2
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1answer
48 views
Await socket Response
I wrote this to make the "callback hell" more manageable on the part of the coder when using Socket IO, so that there wasn't really any callback hell to go with, just a simple await.
This should work ...
2
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2answers
198 views
Simple multithreaded chat server in Rust
I'm trying to develop a simple Rust chat server. I'm not a Rust expert and come from Java and Kotlin.
This same server in Kotlin is:
...
4
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0answers
46 views
Socket client-server app for exchanging sine-wave points
I wanted to try C# network programming and wrote this simple client/server application. The idea is - many clients can connect to server and request some data. As an example they request a set of ...
1
vote
1answer
787 views
A Simple C++ Client That Sends Data Over TLS Using OpenSSL
I am learning C++ and socket programming and OpenSSL. As such, I decided to make a simple client that opens a TLS connection and writes some data as practice. It also serves as a base for more complex ...
1
vote
1answer
289 views
Multithreaded non-blocking tiny echo server
I wrote this code to make a non-blocking server without using select(), my main concern is to catch as many exceptions as possible for worst case scenarios (so I ...
2
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0answers
67 views
Gomoku game with socket client(multithread) and server
I've write a gomoku terminal game with socket client and server.
The main suggestions I am looking for:
Am I using the multithread in right way? As when I tried to migrate the terminal game to GUI(...
0
votes
1answer
66 views
Game Server application
I'm trying to write game server core that I can easy extend to use for various games. From simple online Blackjack session, to MMORPG. Long story short, I came up with this solution:
Firstly, we have ...
2
votes
4answers
437 views
Simple port scanner in Python 3
I wrote a simple python port scanner today and I would like to get some advice on how to improve on the code in different ways.
I am aware that I can implement threading to reduce runtime but I won't ...
6
votes
2answers
436 views
UDP Reverse Shell
I'm currently learning python / network programming altogether and I coded this simple python reverse shell; I would like to hear any remarks from you regarding code structure, any common beginner ...
3
votes
1answer
108 views
Java Messenger data transmission
This is a very simple concern, could somebody take a look at a few lines of my code? I'm writing a simple Java multi-user messenger, it is structured in a desktop client with a Swing GUI, a java ...
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1answer
122 views
Scanning the subnet by ip range
By applying the get_name and get_mac functions to the specified IP address, it is possible to estimate the network availability ...
6
votes
1answer
70 views
Response dispatcher for HTTP server
I’m writing a small HTTP server (just for fun and education). One important part is the response dispatcher. Responses for each socket should be sent in the order the requests were received. The idea ...
6
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2answers
658 views
Network Interface Object
I wrote a Network... thing (not really telnet); and it's pretty simple. No options, just straight I/O. It seems programs get so bloated easily.
...
3
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1answer
171 views
Socket server in c#
I'm writing a socket server for a project I am working on. I'm used to working in .NET FW, but I'm attempting to write this using .NET standard/core. Particularly, I am concerned about managing ...
2
votes
1answer
106 views
Actively writing an HTTPS webserver in Python 3
Please help me improving this existing, working code. I am not asking you to change what it does, as it handles connections already perfectly as designed by my own specs. I just want the code to be ...
3
votes
0answers
172 views
Large file transmission over socket in Python
To learn network programming in Python, I have written a small piece of code which is constituted of 2 modules, a client and a server. The server listens to a specific port provided on command line, ...
1
vote
1answer
175 views
cwe119.py - a semi-automated script to test your security against DoS attacks
What is it used for?
This is a different script from any python script which performs DoS attacks. It's designed to practice parameters fuzzing in the requests (it's requested which parameter you ...
3
votes
2answers
119 views
Send and Receive upto 200KB over TCP/IP socket
Code reviewers, I have changed code whatever be suggested by code reviewer and I want you to give me some feedback on the basis of my new code.
I have written TCP server client code to send data of ...
3
votes
1answer
75 views
Construct and send an HTTP get request from scratch and print all the received data to the screen
My concerns:
Is the code pythonic?
Does the receive_all function make the code any cleaner or should that functionally be apart of the ...
5
votes
2answers
314 views
Send and Receive more than 64KB over TCP/IP socket
I have written TCP server client code to send data of any size (1 byte - 64KB) in a loop.
The client (A) sends data to the server (B). B then sends the same data back to A. A matches the sent data to ...
3
votes
1answer
528 views
Server and client for pong game
This is a pong style game which is very basic but involves sending and receiving data using TCP. The data is encoded using pickle which seems to be very inefficient yet I am still using it.
The ...
6
votes
0answers
1k views
Non-blocking C++ sockets [closed]
I'm trying to use sockets to create a simple client and server architecture and I'm wondering if there is any other way to create non-blocking, 'async' sockets instead using ...
0
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0answers
128 views
Implementation of ring buffer for reading from socket
I have implemented a simple ring buffer for providing a buffered read from a socket as shown below. I would like to get it reviewed for following things:
Understand where it can be improved, if it ...
5
votes
1answer
132 views
Deal with partial messages using SocketAsyncEventArgs
As you know, when dealing with SocketAsyncEventArgs, this is possible to receive partial messages and depending on the protocol used, you have to deal with it. In ...
4
votes
1answer
87 views
Handling a single connection to a server or client
I'm writing an asynchronous TCP server and client for a game in C# and in particular getting sending right is a bit tricky because calling BeginSend() before ...
7
votes
1answer
1k views
Event-based multi-client socket wrapper
For learning purposes I am trying to develop an event-based library/wrapper to communicate with many clients by using epoll.
The wrapper was designed with the ...
3
votes
2answers
3k views
“Always stay connected” mechanism for socket connection
I'm calling Connect() for the first time I connect, I am then checking if the connection is still connected every 10 seconds if it is not connected it attempts to ...
0
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1answer
63 views
First Time Programming Sockets
The following code was my first attempt at creating and manipulating socket variables. I compiled and ran the code through cmd.
What are the most common ways to organize methods in both a server and ...
4
votes
1answer
490 views
C++ Poll Socket Wrapper Linux
So I created a C++ socket wrapper class using poll and events.
The creation of the listening socket and binding is already handled in the initialize() method.
I'd ...
2
votes
0answers
48 views
Write one string to a socket within 10 seconds or another string if the time is out
I have implemented a method which will send one data to the server if it (Raspberry Pi Pin Input HIGH, in this case) occurs within 10 seconds. If this doesn't happen within 10 seconds then I should ...
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0answers
80 views
Server Client in socket c
This is a lib I am doing to interact with sockets. :)
Here is the main file:
...
4
votes
1answer
569 views
Callback pattern for handling socket response
I am in the process of learning go and am coming from a PHP, JS, and Nodejs background.
I created a package that is a client which connects to a socket server and processes the data received from ...
4
votes
1answer
339 views
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0answers
30 views
Asynchronously receiving data from a connected socket
Can anyone tell me if this is the right way to call BeginReceive asynchronously? The code works fine but I want to make sure.
...
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0answers
1k views
Async test client for TCP socket
I've made some modifications to the async client example found on MSDN for the purpose of testing a server application.
It works entirely as I expect and/or want, even running multiple clients, but ...
10
votes
1answer
147 views
Point to point file transfer through HTTP socket
Why did I write this code
This has a fun cartoon describing the problem of file transfer nowadays. And it's utterly true.
There are already some webRTC based P2P file transfer services online. But I ...
3
votes
2answers
111 views
String Isolation Class
As a lone developer I don't really have anyone to peer review my work in-house so I was hoping someone could take a look at this class and tell me in what ways I could improve it.
Essentially what ...
5
votes
2answers
437 views
The start of a Python port scanner
My concerns:
Is this module thread safe?
Is there any obvious performance issues I missed?
Is there a better container type to use for GENERATED_ADDRESSES other ...
