Struct GenericBlockDevice

pub struct GenericBlockDevice {
    id: usize,
    disk_name: &'static str,
    disk_size: usize,
    request_fn: fn(&mut BlockIORequest) -> Result<(), &'static str>,
    request_queue: Vec<Box<BlockIORequest>>,
}

A generic implementation of a block device

Fields

id: usize

disk_name: &'static str

disk_size: usize

request_fn: fn(&mut BlockIORequest) -> Result<(), &'static str>

request_queue: Vec<Box<BlockIORequest>>

Implementations

impl GenericBlockDevice

pub fn new( id: usize, disk_name: &'static str, disk_size: usize, request_fn: fn(&mut BlockIORequest) -> Result<(), &'static str>, ) -> Self

Trait Implementations

impl BlockDevice for GenericBlockDevice

fn get_id(&self) -> usize

Get the device identifier

fn get_disk_name(&self) -> &'static str

Get the disk name

fn get_disk_size(&self) -> usize

Get the disk size in bytes

fn enqueue_request(&mut self, request: Box<BlockIORequest>)

Enqueue a block I/O request

fn process_requests(&mut self) -> Vec<BlockIOResult>

Process all queued requests

impl Device for GenericBlockDevice

fn device_type(&self) -> DeviceType

fn name(&self) -> &'static str

fn id(&self) -> usize

fn as_any(&self) -> &dyn Any

fn as_any_mut(&mut self) -> &mut dyn Any

fn as_block_device(&mut self) -> Option<&mut dyn BlockDevice>

Cast to BlockDevice if this device is a block device

fn as_char_device(&mut self) -> Option<&mut dyn CharDevice>

Cast to CharDevice if this device is a character device