Networking is associated with creating and managing networks as well as adding network connectivity to a (set of) programs.
3
votes
0answers
35 views
Blocking TCP Client with Threads vs. Non-Blocking TCP Client with Unitys Update
I'm not sure if this is the right subsite of stackexchange because it's not only about code review but a bit about design eihter.
I'm currently developing a network application.
I need to connect a (...
7
votes
2answers
128 views
Simple IRC Bot in C#
This was a simple IRC bot I threw together a long time ago, found recently, and was curious as to if there were any kind of significant improvements that could made.
...
2
votes
0answers
42 views
Network Bandwidth Usage Monitor
I have written a very basic bandwidth usage monitor in C++/winpcap.
I would like to get some feedback, regarding design choices, implementation, style, correctness. (Or anything else you care to ...
3
votes
1answer
79 views
Boost::Asio server
This is my first time trying to do anything proper in Boost::Asio, so I would love if someone could look at it and tell me if it makes sense. It's based on examples ...
1
vote
1answer
157 views
Python internet speed testing
I understand there are a few similar tools available for testing speed but that's not what I'm looking for. I'm looking at seeing how long it takes to request a sites HTML. However, I'm getting ...
3
votes
0answers
46 views
Base activity for handling network state changes in Android
I had the need in one of my activies to handle displaying a message to the user when the network disconnected, and then reload the data for a RecyclerView adapter ...
7
votes
1answer
139 views
Array view adaptor class for static polymorphism over network header parsing
Some context: I have some existing code to populate network header structs from istreams. A motivating excerpt:
...
4
votes
2answers
46 views
Bash script for setting up a LAN to WLAN router
I wrote a bash script for the Raspberry Pi 3 (Raspbian) which has the main task of setting up a LAN to WLAN router. In addition it makes some things nicer for the intended users who have Windows ...
3
votes
1answer
84 views
Client/Server, Asynchronous ping-pong exchange
I'm mainly wondering about whether or not I have used the (TAP) async/await pattern correctly. I get a bunch of these warnings, "Because this call is not awaited, execution of the current method ...
2
votes
1answer
98 views
Desktop sharing project
I've been developing a small screen sharing project for the last months, it's a desktop application, pct protocol based. I'm going to show the logic and the code and I hope to get reviews. I would ...
6
votes
2answers
252 views
Internet Speed Calculator
This program calculates up and downspeed of a given connection for as long as it is running.
...
2
votes
1answer
55 views
Network App - Reading, Writing, Synchronization
I'm writing a tiny networking library for learning purposes and personal use and I'm not sure if my approach to handling reading and writing exceptions and synchronization is correct. Feel free to ...
7
votes
1answer
135 views
Robust websocket server for use by a game running on node
This code is a server for websocket connections, it handles the low level stuff and delegates incoming messages to handler objects. I wanted performance to win in any trade off against maintenance ...
6
votes
1answer
56 views
TCPListener server to discover clients on a network
I am currently writing a program to sync files (music, photos, etc) from my PC to an Android device. In order to do this, I have 2 application: one that is running on my PC, and one that shall be ...
10
votes
3answers
200 views
Structure to ByteArray Extension
I have a need to turn various structures into byte arrays to be sent over serial port to another machine. I created generic extensions to turn any structure into a byte array and from a byte array ...
3
votes
1answer
58 views
C++ getaddrinfo()/addrinfo wrapper (rewrite)
As suggested by @Dannnno on my original post, I am posting my partially rewritten getaddrinfo() (and now addrinfo) wrapper for ...
6
votes
2answers
101 views
C++ getaddrinfo() wrapper
EDIT: New version can be found here: C++ getaddrinfo()/addrinfo wrapper (rewrite)
I'm a C++ novice, but an experienced Python and C programmer. I decided to code a C++ wrapper around ...
3
votes
0answers
52 views
Comparing three packet routing algorithms via simulation in Java
Inspired by my question
Simulating a random packet routing algorithm and printing packet statistics in Java
I decided to implement two more packet routing algorithms:
one that computes all the ...
4
votes
1answer
70 views
Buffer for TCP data
For an assignment (not school), I was supposed to make a "web browser" using Scapy.
While storing the response, I initially thought of
...
4
votes
2answers
59 views
Simulating a random packet routing algorithm and printing packet statistics in Java
I have this short program for simulating a random packet routing algorithm:
Packet.java
...
8
votes
1answer
79 views
Wireless Rickroll using Arduino
This is a script I made for the ESP8266 that uses the Wi-Fi chip and creates a new Access Point every 5 seconds in order to display a message on WiFi lists on nearby devices that looks like this:
...
4
votes
0answers
232 views
Socket application using TPL
This is an application I wrote that allows multiple TCP clients to share a single TCP connection to a remote server (hosted project, and a demo). Traffic generated by the server is forwarded to all ...
4
votes
2answers
167 views
Python 3 NetScanner Daemon
I’m pretty new to programming and python in particular. This is a simple ICMP/TCP scanner that dumps output to a terminal and/or csv file. My goal was to make a daemon that could do simple scanning ...
1
vote
1answer
125 views
TicTacToe Telnet server in Python
The code below works. The timings are as close as I can get to the system not packing out.
Basically telnet to a server to play tic-tac-toe. Automated it. Bottom left is 1, middle left is 2, middle ...
3
votes
0answers
55 views
Simple port scanner
At the moment, prtscn takes a server, and a list of port ranges to test (of the form x,y-z,a-c,d,e etc). The -v option will show ...
1
vote
1answer
42 views
Store and output hard-coded relationships among hosts
The following code has begun to smell, but I have not yet decided with what to replace it, other than, obviously, a database.
I made a very unsatisfactory workaround for my attempt to make ...
0
votes
1answer
94 views
NetBuffer - buffer specialized for socket read / write
This class is for fast and small footprint buffering made specially for network I/O. It is similar to so-called circular buffers, but is not circular.
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4
votes
0answers
141 views
ICMP ping program in Go
I've just written a ping application in Go. I'm proud of the logic, but I want some help to refactor it. The program has too much code in main, and pulling ...
5
votes
2answers
99 views
Port pinger command line tool
Checking if some port is up on the network is a very common task when working with remote services. A common way to check is using telnet, but I have two practical ...
1
vote
0answers
34 views
Samba Access Wrapper V2
Follow up on this post.
I created a Python module to access Samba shares some time ago, using Mike Teos' SMB module as some kind of a base to it. It is mostly a wrapper, but as I said, I wrote it ...
5
votes
1answer
126 views
Game Networking between 2 players
I'm making a game and I want to establish a network connection between 2 players through a server(so the players are clients).
So far all I have is:
...
5
votes
1answer
35 views
Fetch data from co-processor on network in background
My code communicates with a Raspberry Pi (with a static IP address) running on a network. The client sends a signal to the Pi, and the Pi sends back a double (encoded as a string) with the angle ...
1
vote
1answer
211 views
Python implementation of Netcat, new design
I've made a simple netcat in Python and would appreciate any advice/opinions of how I've implemented it.
test.py:
...
0
votes
1answer
50 views
3
votes
1answer
169 views
Python implementation of netcat
I'm trying to write a simple python script that acts like the nc program (netcat). I've got it working on OSX (the client that is) by testing against a netcat server, but I'm unsure about the way I've ...
9
votes
1answer
103 views
Powershell Script for setting DHCP reservation description & host value
I'm new to Powershell scripting and trying to write a script that will go through printer queues on a print server, get the print queue's port address, then compare the print queues port address to ...
4
votes
2answers
88 views
Terminal Chat Room
Summary
I have written a pair of Perl scripts that form a UDP chat room allowing users to send messages over the internet with RSA encryption, making the messages imune to MITM attacks. The scripts ...
2
votes
0answers
884 views
Execute commands over Telnet, logging to a file
I have made some code that will login to a device and send all your additional commands. It also logs the commands and the returned values to a file on the local system.
Hope somebody can tell me if ...
3
votes
1answer
66 views
Minimal, Low-level Telnet API
I've started Python some days ago and wrote a small Telnet implementation according to RFC 854 and RFC 5198. It is pretty low-level and sending messages directly isn't even supported. The highest ...
2
votes
2answers
62 views
Linux C Port Knock Implementation
Compile with: gcc -std=gnu11 -o "portknock" "portknock.c" -lpcap
I did this as a learning experience, and it actually ended up being something useful. I made a ...
1
vote
1answer
90 views
Server client for distributed system
This is the code I am using for a distributed system. The code will be used to allow the server to send parts of a (really big) document which will be processed by the connected clients. Please tell ...
2
votes
3answers
77 views
Systems management using SSH for my school
I wrote this script in order to generate a hosts.txt file with the IP addresses of the laptops in my school.
Each laptop is assigned a number, and their IP addresses are assigned to them with the ...
9
votes
1answer
233 views
UDP Server class
For my current project I need a basic UDP server. The first priority is to make it as fast, but as resource friendly as possible (it will be run on Raspberry Pi-like devices).
I would like a review ...
2
votes
1answer
867 views
Secure RSA encryption with PyCrypto
I'm coding a very simple reverse shell in python, and I want to encrypt the communication between the server and the client. The idea is to exchange an AES key using RSA then use it to encrypt ...
2
votes
2answers
274 views
Resolving IP to hostname in Python 2
This piece of script will take one argument (file which contain list of ip, one per line) and convert it to its hostname. For now this will only work with IPv4.
This definitely doesn't look good and ...
18
votes
1answer
294 views
Are your servers down…?
If you came here because of the title, chances are your server isn't down. But if by some miraculous reason it is:
A while ago, I posted a program that would ssh and ping all the servers at work. I ...
6
votes
2answers
137 views
Server status checker
I've created a program for work that checks the status of all our servers quickly. What we use to have to do is ssh into each server manually.
I'm looking for some ...
7
votes
3answers
98 views
Ruby module for Docker DNS updates
I wrote a Ruby module to update DNS zones on certain events of the Docker API. Its purpose is to make container reachable by their name over a network. I know this is also possible through ...
3
votes
2answers
553 views
Float to Byte Array Serialization Over Network
I wrote this code for a multiplayer game I am developing to transmit floats over the network. It works, on the systems that I have tested it with. What I am worried about is the little-endian big-...
3
votes
1answer
103 views
ARP implementation
I am a beginner in C and wrote this code to implement ARP.
3 threads are present - one to respond/receive any ARP packet targeted to me, one to refresh the ARP table on a periodic basis, and one to ...
