BUILD.md

Chat C2S in C

by Sharp - 1st Year of Master's in Computer Security

Requirements :

• Linux Environment
• C Environment with gcc compiler

How to build the program ?

1. Open the .tar.gz archive in CLI : tar -xzvf chat_c2s.tar.gz

2. Go on the directory where the program is via CLI : cd {your_environment}/chat_c2s/src/

Don't forget to compile the files of this program before running ! 3. C Compiler : gcc server.c handle_client.c -o server -lpthread

4. Run the program and start playing! : On the server side : ./server

   On the client side : You can use one of this command telnet localhost <port> or nc -l -p <port>

5. [Optionnal] If the sockets are not connected, here is the command to see if sockets are already used : netstat -an | grep <port>

6. [Optionnal] It is possible to test if the program has errors by running Valgrind with these commands : gcc -g serverChat.c handle_clientChat.c -o serverChat valgrind --leak-check=full --track-origins=yes ./serverChat