Struct RamDisk 

pub struct RamDisk<const BLOCK_SIZE: usize, const WRITE_SIZE: usize> {
    pub data: Box<[u8]>,
    pub stats: AccessStats,
}

A simple in-memory disk.

Used for testing and debugging.

Fields

data: Box<[u8]>

stats: AccessStats

Implementations

impl<const BLOCK_SIZE: usize, const WRITE_SIZE: usize> RamDisk<BLOCK_SIZE, WRITE_SIZE>

pub fn new(blocks: usize) -> Self

pub fn new_erased(blocks: usize) -> Self

pub fn clear_stats(&mut self)

Trait Implementations

impl<const BLOCK_SIZE: usize, const WRITE_SIZE: usize> AsMut<RamDisk<BLOCK_SIZE, WRITE_SIZE>> for RamDisk<BLOCK_SIZE, WRITE_SIZE>

fn as_mut(&mut self) -> &mut Self

Converts this type into a mutable reference of the (usually inferred) input type.

impl<const BLOCK_SIZE: usize, const WRITE_SIZE: usize> Clone for RamDisk<BLOCK_SIZE, WRITE_SIZE>

fn clone(&self) -> RamDisk<BLOCK_SIZE, WRITE_SIZE>

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<const BLOCK_SIZE: usize, const WRITE_SIZE: usize> Debug for RamDisk<BLOCK_SIZE, WRITE_SIZE>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<const BLOCK_SIZE: usize, const WRITE_SIZE: usize> Disk for RamDisk<BLOCK_SIZE, WRITE_SIZE>

where Const<WRITE_SIZE>: IntoArrayLength,

const ERASE_BLOCK_SIZE: usize = BLOCK_SIZE

The size of an erasable block in bytes.

type WRITE_GRANULARITY = <Const<WRITE_SIZE> as IntoArrayLength>::ArrayLength

The minimum size of a write operation in bytes.

fn read(&mut self, offset: usize, buf: &mut [u8]) -> Result<usize, Self::Error>

Reads data from the disk into the buffer.

fn write(&mut self, offset: usize, buf: &[u8]) -> Result<usize, Self::Error>

Writes data from the buffer to the disk.

fn erase(&mut self, block: usize) -> Result<(), Self::Error>

Erases the block at the given block index.

fn block_count(&self) -> usize

Returns the number of blocks on the disk.

fn read_exact( &mut self, offset: usize, buf: &mut [u8], ) -> Result<(), ReadExactError<Self::Error>>

Reads the exact number of bytes required to fill the buffer.

fn write_all(&mut self, offset: usize, buf: &[u8]) -> Result<(), Self::Error>

Writes the exact number of bytes from the buffer to the disk.

impl<const BLOCK_SIZE: usize, const WRITE_SIZE: usize> ErrorType for RamDisk<BLOCK_SIZE, WRITE_SIZE>

type Error = Infallible

Error type of all the IO operations on this type.