C Chat

Simple Chat Application written in C.

IT IS NOT SAFE. DO NOT USE. THIS IS JUST A PRACTICE TO USE SOCKET AND THREAD. I DO NOT TAKE ANY RESPONSIBILITY FOR ANY DAMAGE. I DON'T RECOMMEND YOU TO COPY ANY PART OF THIS CODE.

(主に埼玉大学生向け) 本コードのコピーを禁止します。 レポートに一部分でも使うとコピペとなります。 コピペレポートは0点です。気を付けましょう。

Copyright (c) Asa (a01sa01to) All Rights Reserved.

How to use

Server

gcc server.c -o server -lpthread -D_GNU_SOURCE
./server <port>
# or just run "make run_server" to start server on port 50000

Client

gcc client.c -o client -lpthread -D_GNU_SOURCE
./client <host> <port>
# or just run "make run_client" to connect to localhost:50000

Features

• Send messages
• Up to 10 clients

About Source

│
├── Makefile
├── README.md
├── client.c: client source
├── server.c: server source
├── common
│   ├── io.h: input/output functions
│   ├── string.h: my string struct and functions
│   ├── myutil.h: my utility functions
│   └── mleak.h: memory leak detection
├── server_h
│   ├── struct.h: server struct
│   ├── client.h: client handler
│   ├── receive.h: receive message handler
│   ├── send.h: send message handler
│   └── global_var.h: global variables
└── client_h
    ├── receive.h: receive message handler
    └── send.h: send message handler

Known Issues

• Server crashes when client disconnects
• Hard to understand what command to use
• Memory leak
• Cannot send arbitrary length of message