perf(net): convert Bytes to BytesMut can avoid reallocation

robinsdan · robinsdan · commit 61cacb6fab7f · 2025-10-22T13:42:33.000+08:00
diff --git a/crates/net/eth-wire/src/multiplex.rs b/crates/net/eth-wire/src/multiplex.rs
@@ -332,9 +332,9 @@ impl ProtocolProxy {
             return Ok(msg);
         }
 
-        let mut masked = Vec::from(msg);
+        let mut masked: BytesMut = msg.into();
         masked[0] = masked[0].checked_add(offset).ok_or(io::ErrorKind::InvalidInput)?;
-        Ok(masked.into())
+        Ok(masked.freeze())
     }
 
     /// Unmasks the message ID of a message received from the wire.

Original file line number	Diff line number	Diff line change
`@@ -332,9 +332,9 @@ impl ProtocolProxy {`
`332`	`332`	`return Ok(msg);`
`333`	`333`	`}`
`334`	`334`
`335`		`- let mut masked = Vec::from(msg);`
	`335`	`+ let mut masked: BytesMut = msg.into();`
`336`	`336`	`masked[0] = masked[0].checked_add(offset).ok_or(io::ErrorKind::InvalidInput)?;`
`337`		`- Ok(masked.into())`
	`337`	`+ Ok(masked.freeze())`
`338`	`338`	`}`
`339`	`339`
`340`	`340`	`/// Unmasks the message ID of a message received from the wire.`