From a98b946aed4894a698cef07b5137e0a76a07d64c Mon Sep 17 00:00:00 2001
From: Maxime <maxime.pizzolitto.82@gmail.com>
Date: Thu, 23 Mar 2023 13:48:04 +0100
Subject: [PATCH] fix : dont send specials characters

We don't want to send new line (10)  and carriage return (13) to the receiver.

Signed-off-by: Maxime <maxime.pizzolitto.82@gmail.com>
---
 src/vmm/src/devices/mod.rs | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/src/vmm/src/devices/mod.rs b/src/vmm/src/devices/mod.rs
index d4f09c7..5e802b3 100644
--- a/src/vmm/src/devices/mod.rs
+++ b/src/vmm/src/devices/mod.rs
@@ -11,10 +11,15 @@ pub struct Writer {
 
 impl Write for Writer {
     fn write(&mut self, buf: &[u8]) -> Result<usize> {
-        let s = String::from_utf8_lossy(buf);
-        self.tx
-            .send(s.to_string())
-            .map_err(|_| std::io::Error::new(std::io::ErrorKind::Other, "Error sending data"))?;
+        if buf.len() > 0 && (buf[0] != 10 && buf[0] != 13) {
+            let s = String::from_utf8_lossy(buf).to_string();
+            self.tx.send(s).map_err(|_| {
+                std::io::Error::new(
+                    std::io::ErrorKind::Other,
+                    "Error while sending data to channel",
+                )
+            })?;
+        }
         Ok(buf.len())
     }