cybersecurity · beginner · ~15 min · safe pentest lab

Is the directory entry deleted?

Detect the FAT deleted-entry marker.

Challenge

In FAT, a deleted directory entry has 0xE5 as its first byte. Implement int is_deleted(unsigned char first) returning 1 if first == 0xE5, else 0.

Starter code

int is_deleted(unsigned char first) {
    /* TODO */
    return 0;
}

Solve this exercise in the browser editor — compile and run against the test harness, no setup required.