Struct SimBlockDevice 

pub struct SimBlockDevice { /* private fields */ }

Block device backed by a host file representing a disk image.

Implementations

impl SimBlockDevice

pub fn new(file: File, block_size: usize) -> Result<Self, FsError>

Create a new SimBlockDevice from file with the given block_size.

The file length must be a multiple of block_size.

Trait Implementations

impl BlockDevice for SimBlockDevice

fn read_blocks(&mut self, lba: u64, buf: &mut [u8]) -> Result<(), FsError>

Read blocks starting at lba into buf.

fn write_blocks(&mut self, lba: u64, buf: &[u8]) -> Result<(), FsError>

Write blocks starting at lba from buf.

fn block_size(&self) -> usize

Return the logical block size in bytes.

fn num_blocks(&self) -> u64

Return the total number of addressable blocks.

fn flush(&mut self) -> Result<(), FsError>

Flush any buffered data to the underlying device.