crosvm/ext2/README.md
Keiichi Watanabe 4d93ead5fc ext2: Add example mkfs program
Add example/mkfs.rs to demonstorate how to use the library and
make it easier to use it for debugging with existing e2fsprogs
tools.

BUG=b:329359333
TEST=cargo run --example mkfs -- --path ./foo.ext2

Change-Id: I98966d317f053794607b722f38493568d0d96ced
Reviewed-on: https://chromium-review.googlesource.com/c/crosvm/crosvm/+/5404439
Reviewed-by: Dennis Kempin <denniskempin@google.com>
Commit-Queue: Keiichi Watanabe <keiichiw@chromium.org>
Reviewed-by: Takaya Saeki <takayas@chromium.org>
2024-04-17 06:16:54 +00:00

650 B

ext2

This crate provides utilities to create ext2 file system on memory or a file.

examples/mkfs.rs shows how to use this library. This program is our alternative to mkfs.ext2 that create an ext2 file system on a file and useful for debugging this ext2 itself with existing utilities in e2fsprogs such as fsck and dumpe2fs.

$ cargo run --release --example mkfs -- --path disk.img
Create disk.img
$ dumpe2fs disk.img
dumpe2fs 1.47.0 (5-Feb-2023)
Filesystem volume name:   <none>
Last mounted on:          <not available>
Filesystem UUID:          c6e49d8f-106f-4472-b0e8-6babcc3fa496
Filesystem magic number:  0xEF53
...