ft_irc - Internet Relay Chat Server

Description

ft_irc is an implementation of an Internet Relay Chat (IRC) server, developed as part of the 42 school common core. This project involves creating a server that can handle multiple clients, manage channels, and process IRC commands according to the IRC protocol specifications.

Features

• Multi-client support with non-blocking I/O
• Channel management (create, join, kick, etc.)
• Basic IRC commands implementation
• User authentication and registration
• Message broadcasting and private messaging
• Channel modes and operators
• Error handling and logging

Project Structure

ft_irc/
├── include/         # Header files
├── src/            # Source files
│   ├── commands/   # IRC command implementations
│   ├── Channel.cpp # Channel management
│   ├── Client.cpp  # Client handling
│   ├── Server.cpp  # Server core functionality
│   ├── parsing.cpp # Message parsing
│   └── main.cpp    # Program entry point
└── Makefile        # Build configuration

Requirements

• C++ compiler (C++98 standard)
• Make
• Unix-like operating system

Building

To build the project, simply run:

make

Usage

To start the server:

./ircserv <port> <password>

• <port>: The port number on which the server will listen
• <password>: The server password required for client connection

IRC Commands

The server supports the following IRC commands:

• PASS: Login to the server
• NICK: Change nickname
• USER: Set username and realname
• JOIN: Join a channel
• PRIVMSG: Send private message
• KICK: Remove user from channel
• INVITE: Invite user to channel
• TOPIC: Set channel topic
• MODE: Set channel modes

Technical Details

• Uses non-blocking I/O with poll() for efficient client handling
• Implements the IRC protocol as specified in RFC 1459
• Handles multiple clients simultaneously
• Supports channel modes and operators
• Implements proper error handling and logging

Error Handling

The server implements comprehensive error handling for:

• Invalid commands
• Connection issues
• Channel operations
• User authentication
• Message formatting