fat-file-system

File system based on simplified concepts of File Allocation Table (FAT).

Virtual disk

• Create virtual disk in memory
• Save virtual disk on hard disk
• Encrypt virtual disk
• Decrypt virtual disk

Files

• Create new files
• Open existing files
• Write data into files
• Read data from files
• Delete files
• Copy files within virtual disk
• Move files within virtual disk
• Copy files from hard disk to virtual disk
• Copy files from virtual disk to hard disk

Directories

• Create new directories
• Delete existing directories
• List directory content
• Change directory
• Print current working directory

Virtual disk hexdump

Memory address	Description
00000000 - 00000400	Special reserved space
00000400 - 00000c00	FAT table
00000c00 - 00001000	root directory
00001000 - 00001400	main directory
00001400 - 00001800	copy.txt
00001800 - 00001c00	secondary directory
00001c00 - 00002000	othercopy.txt

Encrypted virtual disk hexdump