diff --git a/runtime/src/moninj.rs b/runtime/src/moninj.rs
index 6f539a9e..3802e7aa 100644
--- a/runtime/src/moninj.rs
+++ b/runtime/src/moninj.rs
@@ -59,6 +59,27 @@ async fn handle_connection(stream: &TcpStream) -> Result<()> {
         let message: HostMessage = FromPrimitive::from_i8(read_i8(&stream).await?)
             .ok_or(Error::UnrecognizedPacket)?;
         info!("{:?}", message);
+        match message {
+            HostMessage::MonitorProbe => {
+                let enable = read_bool(&stream).await?;
+                let channel = read_i32(&stream).await?;
+                let probe = read_i8(&stream).await?;
+            },
+            HostMessage::Inject => {
+                let channel = read_i32(&stream).await?;
+                let overrd = read_i8(&stream).await?;
+                let value = read_i8(&stream).await?;
+            },
+            HostMessage::GetInjectionStatus => {
+                let channel = read_i32(&stream).await?;
+                let overrd = read_i8(&stream).await?;
+            },
+            HostMessage::MonitorInjection => {
+                let enable = read_bool(&stream).await?;
+                let channel = read_i32(&stream).await?;
+                let overrd = read_i8(&stream).await?;
+            },
+        }
     }
 }
 
diff --git a/runtime/src/proto.rs b/runtime/src/proto.rs
index 30525051..f01dca2e 100644
--- a/runtime/src/proto.rs
+++ b/runtime/src/proto.rs
@@ -22,6 +22,12 @@ pub async fn expect(stream: &TcpStream, pattern: &[u8]) -> Result<bool> {
     }).await?
 }
 
+pub async fn read_bool(stream: &TcpStream) -> Result<bool> {
+    Ok(stream.recv(|buf| {
+        Poll::Ready((1, buf[0] != 0))
+    }).await?)
+}
+
 pub async fn read_i8(stream: &TcpStream) -> Result<i8> {
     Ok(stream.recv(|buf| {
         Poll::Ready((1, buf[0] as i8))