Start stdin

src/virtual_fs/stdin.rs

@@ -0,0 +1,67 @@
+// use core::cell::RefCell;
+
+// use alloc::boxed::Box;
+// use io::{IoBase, Read, Seek, Write};
+
+// use crate::virtual_fs::{VirtualFileSystem, VirtualNode};
+
+// pub const STDIN_BUFFER_SIZE: usize = 4096; // 4Ko
+
+// #[derive(Debug)]
+// pub struct Stdin {
+//     buffer: RefCell<[u8; STDIN_BUFFER_SIZE]>,
+// }
+
+// impl Stdin {
+//     pub fn new() -> Self {
+//         Self {
+//             buffer: RefCell::new([0; _]),
+//         }
+//     }
+// }
+
+// #[derive(Debug)]
+// pub struct StdinNode<'a> {
+//     stdin: &'a Stdin,
+// }
+
+// impl VirtualFileSystem for Stdin {
+//     fn open(
+//         &mut self,
+//         path: &bffs::path::Path,
+//     ) -> Result<alloc::boxed::Box<dyn crate::virtual_fs::VirtualNode + '_>, ()> {
+//         if !path.is_empty() {
+//             Err(())
+//         } else {
+//             Ok(Box::new(StdinNode { stdin: self }))
+//         }
+//     }
+// }
+
+// impl IoBase for StdinNode<'_> {
+//     type Error = ();
+// }
+
+// impl Read for StdinNode<'_> {
+//     fn read(&mut self, buf: &mut [u8]) -> Result<usize, Self::Error> {
+//         todo!()
+//     }
+// }
+
+// impl Seek for StdinNode<'_> {
+//     fn seek(&mut self, pos: io::SeekFrom) -> Result<u64, Self::Error> {
+//         todo!()
+//     }
+// }
+
+// impl Write for StdinNode<'_> {
+//     fn write(&mut self, buf: &[u8]) -> Result<usize, Self::Error> {
+//         todo!()
+//     }
+
+//     fn flush(&mut self) -> Result<(), Self::Error> {
+//         todo!()
+//     }
+// }
+
+// impl VirtualNode for StdinNode<'_> {}