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ableos-idl/ableos/src/stdio.rs

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1.6 KiB
Rust

use {
crate::devices::Device::{Character, Vterm},
core::fmt::{Arguments, Error, Write},
kernel::device_interface::character::CharacterDevice,
};
#[derive(Debug, Clone)]
pub struct StdIo {
device: String,
}
impl StdIo {
pub fn new(device: String) -> StdIo {
StdIo { device }
}
pub fn write(&mut self, args: Arguments) -> Result<(), Error> {
use crate::devices::DEVICE_TABLE;
let mut dt = DEVICE_TABLE.lock();
let key_device = dt.devices.get_mut(&self.device).unwrap();
match key_device {
Character(dev) => {
let mut buf = String::new();
write!(buf, "{}", args).unwrap();
for c in buf.chars() {
dev.write_char(c);
}
Ok(())
}
Vterm(vterm) => {
let mut buf = String::new();
write!(buf, "{}", args).unwrap();
for c in buf.chars() {
vterm.write_char(c);
}
Ok(())
}
}
}
pub fn read(&mut self) {
use crate::devices::DEVICE_TABLE;
let mut dt = DEVICE_TABLE.lock();
let key_device = dt.devices.get_mut(&self.device).unwrap();
match key_device {
Character(dev) => {
let mut buf = String::new();
dev.read_char().map(|c| buf.push(c));
println!("{}", buf);
}
Vterm(vterm) => {
let mut buf = String::new();
vterm.read_char().map(|c| buf.push(c));
println!("{}", buf);
}
}
}
}