Inode based file system

It is a virtual file system runs on top of the Linux file system.

Prerequisites

• The size of virtual disk is 512 MB.
• Code is written with respect to Linux file system and path hierarchy.
• You need to install GNU g++ compiler sudo apt-get install g++

To run project

Compilation : run g++ main.cpp -o ibfs in the respective directory where source files are present.

Execution : run ./ibfs to start the project.

Operations supported by the application

Operations outside the disk

1. create disk: Creates an empty disk of size 500 MB.
2. mount disk: Opens the specified disk for various file operations.
3. exit: Close the application.

After opening/mounting a particular disk, below mentioned operations can be performed on the disk

1. create file: creates an empty text file.
2. open file: opens a particular file in read/write/append mode as specified in input, multiple files can be opened simultaneously.
3. read file: Displays the content of the file.
4. write file: Write fresh data to file(override previous data in file).
5. append file: Append new data to an existing file data.
6. close file: Closes the file.
7. delete file: Deletes the file.
8. list of files: List all files present in the current disk.
9. list of opened files: List all opened files and specify the mode they are open in.
10. unmount: Closes the currently mounted disk.

Assumptions

• While creating an empty disk a unique name will be given to it which will be used to mount it.
• You may have multiple disks. You will open only 1 disk at a time.