Struct GenericCharDevice

pub struct GenericCharDevice {
    id: usize,
    device_name: &'static str,
    read_fn: fn() -> Option<u8>,
    write_fn: fn(u8) -> Result<(), &'static str>,
    can_read_fn: fn() -> bool,
    can_write_fn: fn() -> bool,
}

A generic implementation of a character device

Fields

id: usize

device_name: &'static str

read_fn: fn() -> Option<u8>

write_fn: fn(u8) -> Result<(), &'static str>

can_read_fn: fn() -> bool

can_write_fn: fn() -> bool

Implementations

impl GenericCharDevice

pub fn new( id: usize, device_name: &'static str, read_fn: fn() -> Option<u8>, write_fn: fn(u8) -> Result<(), &'static str>, can_read_fn: fn() -> bool, can_write_fn: fn() -> bool, ) -> Self

Trait Implementations

impl CharDevice for GenericCharDevice

fn read_byte(&mut self) -> Option<u8>

Read a single byte from the device

fn write_byte(&mut self, byte: u8) -> Result<(), &'static str>

Write a single byte to the device

fn can_read(&self) -> bool

Check if the device is ready for reading

fn can_write(&self) -> bool

Check if the device is ready for writing

fn read(&mut self, buffer: &mut [u8]) -> usize

Read multiple bytes from the device

fn write(&mut self, buffer: &[u8]) -> Result<usize, &'static str>

Write multiple bytes to the device

impl Device for GenericCharDevice

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_char_device(&mut self) -> Option<&mut dyn CharDevice>

Cast to CharDevice if this device is a character device

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

Cast to BlockDevice if this device is a block device