Crate ext2

This crate provides a logic for creating an ext2 filesystem on memory.

Modules

• arena 🔒
  Defines an arena allocator backed by base::MemoryMapping.
• bitmap 🔒
  Defines bitmap types.
• blockgroup 🔒
  Defines structs for metadata of block groups.
• builder 🔒
  Provides structs and logic to build ext2 file system with configurations.
• fs 🔒
  Defines a struct to represent an ext2 filesystem and implements methods to create
• inode 🔒
  Defines the inode structure.
• superblock 🔒
  Defines the superblock structure.
• xattr 🔒
  Provides utilites for extended attributes.

Structs

• Builder
  A struct to represent the configuration of an ext2 filesystem.

Constants

• BLOCK_SIZE
  The size of a block in bytes. We only support 4K-byte blocks.

Functions

• dump_xattrs
  Retrieves the list of pairs of a name and a value of the extended attribute of the given path. If path is a symbolic link, it won’t be followed and the value of the symlink itself is returned. The return values are byte arrays WITHOUT trailing NULL byte.
• set_xattr
  Sets the extended attribute of the given path with the given key and value.