1 files changed, 29 insertions, 0 deletions
diff --git a/src/router/types.rs b/src/router/types.rs
index 82dcd09..5077686 100644
--- a/src/router/types.rs
+++ b/src/router/types.rs
@@ -1,4 +1,6 @@
+use std::fmt;
 use std::marker::PhantomData;
+use std::error::Error;
 
 pub trait Opaque: Send + Sync + 'static {}
 
@@ -49,3 +51,30 @@ impl<O: Opaque, R: Callback<O>, S: Callback<O>, K: KeyCallback<O>> Callbacks
     type CallbackSend = S;
     type CallbackKey = K;
 }
+
+
+
+#[derive(Debug)]
+pub enum RouterError {
+    NoCryptKeyRoute,
+    MalformedIPHeader,
+}
+
+impl fmt::Display for RouterError {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        match self {
+            RouterError::NoCryptKeyRoute => write!(f, "No cryptkey route configured for subnet"),
+            RouterError::MalformedIPHeader => write!(f, "IP header is malformed")
+        }
+    }
+}
+
+impl Error for RouterError {
+    fn description(&self) -> &str {
+        "Generic Handshake Error"
+    }
+
+    fn source(&self) -> Option<&(dyn Error + 'static)> {
+        None
+    }
+}
+\ No newline at end of file