danielrubak / operating-systems

This repository contains the source code of simple programs that I developed as part of the course "Operating Systems" at AGH University of Science and Technology.

Operating Systems

This repository contains the source code of simple programs that I developed as part of the course "Operating Systems" at AGH University of Science and Technology.

Table of content

• lab-01 - Introduction to programming in C
  • man command
  • basic error handling, perror() and strerror() functions
  • open() and read() functions
  • creating makefile and gcc flags
• lab-02 - Basic file I/O operations
  • basic operations on files, open(), close(), read(), write()
  • repositiong file offset by lseek()
• lab-03 - Advanced file I/O operations
  • get data from stat structure
  • processing data about files
• lab-04 - Introduction to processes
  • function fork() and exec()
  • own implementation of simple shell
• lab-05 - Processes and threads
  • creating threads via pthread_create() and waiting for finish pthread_join()
  • threads synchronization using mutexes
  • functions pthread_mutex_lock() and pthread_mutex_unlock()
  • conditional variables (functions pthread_cond_signal() and pthread_cond_wait())
• lab-06 - IPC (Inter-process communication), part 1
  • communication between processes by pipes
• lab-07 - IPC (Inter-process communication), part 2
  • named pipes
  • communication based on System V
  • communication based on POSIX standard
• lab-08 - IPC (Inter-process communication), part 3
• lab-09 - Terminal I/O
  • sessions and process groups
  • system calls
  • own implementation of Morse alphabet
• lab-10 - Networking and sockets, part 1
  • introduction to sockets
  • simple client and server implementation
  • functions socket(), bind(), listen(), accept(), connect()
• lab-11 - Networking and sockets, part 2
  • connectionsless sockets
  • listener and talker implementation
• lab-12 - Networking and sockets, part 3
  • getting information about networks, hosts, services etc.

Additional information

Some files contain source code from Advanced Unix Programming, 2nd edition, Marc J. Rochkind.