Remove transport module as it was obsolete

This commit is contained in:
Olivier 'reivilibre' 2022-05-28 21:22:25 +01:00
parent 00b06963d7
commit 0a9cb559bd
2 changed files with 0 additions and 44 deletions

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@ -1,7 +1,6 @@
use thiserror::Error;
mod multiplexer;
mod transport;
#[derive(Error, Debug)]
pub enum CnrError {

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@ -1,43 +0,0 @@
use serde::de::DeserializeOwned;
use serde::Serialize;
use tokio::io::{AsyncRead, AsyncReadExt, AsyncWrite, AsyncWriteExt};
use crate::CnrError;
pub struct BareTransport<R, W> {
writer: W,
reader: R,
}
impl<W: AsyncWrite + Unpin, R: AsyncRead + Unpin> BareTransport<R, W> {
pub fn new(writer: W, reader: R) -> Self {
Self { writer, reader }
}
pub async fn write_one_message<M: Serialize>(&mut self, message: &M) -> Result<(), CnrError> {
let bytes = serde_bare::to_vec(message)?;
self.writer
.write_u32(bytes.len().try_into().unwrap())
.await?;
self.writer.write_all(&bytes).await?;
// TODO flush?
Ok(())
}
pub async fn read_one_message<M: DeserializeOwned>(&mut self) -> Result<Option<M>, CnrError> {
let length = self.reader.read_u32().await? as usize;
// TODO(perf): use uninit?
let mut buf = vec![0u8; length];
let first_read = self.reader.read(&mut buf[..]).await?;
if first_read == 0 {
return Ok(None);
}
if first_read != length {
self.reader.read_exact(&mut buf[first_read..]).await?;
}
return Ok(Some(serde_bare::from_slice(&buf)?));
}
}