Fixes for Hati

Signed-off-by: Luca Fulchir <luca.fulchir@runesauth.com>

src/enc/asym.rs

@@ -282,11 +282,19 @@ impl PrivKey {
             PrivKey::Signing => todo!(),
         }
     }
+    /// return the kind of public key
+    pub fn kind(&self) -> KeyKind {
+        match self {
+            PrivKey::Signing => todo!(),
+            PrivKey::Exchange(ex) => ex.kind(),
+        }
+    }
     /// serialize the key into the buffer
     /// NOTE: Assumes there is enough space
     pub fn serialize_into(&self, out: &mut [u8]) {
+        out[0] = self.kind() as u8;
         match self {
-            PrivKey::Exchange(ex) => ex.serialize_into(out),
+            PrivKey::Exchange(ex) => ex.serialize_into(&mut out[1..]),
             PrivKey::Signing => todo!(),
         }
     }
@@ -336,7 +344,7 @@ impl ExchangePrivKey {
     pub fn serialize_into(&self, out: &mut [u8]) {
         match self {
             ExchangePrivKey::X25519(key) => {
-                out[..32].copy_from_slice(&key.to_bytes());
+                out[0..32].copy_from_slice(&key.to_bytes());
             }
         }
     }

src/lib.rs

@@ -354,6 +354,7 @@ impl Fenrir {
         }
     }
 
+    // TODO: start work on a LocalSet provided by the user
     /// Start one working thread for each physical cpu
     /// threads are pinned to each cpu core.
     /// Work will be divided and rerouted so that there is no need to lock