read transport parameter

Author: divagant-martian

quinn-proto/src/connection/paths.rs

@@ -20,14 +20,12 @@ pub struct PathId(pub(crate) u32);
 impl coding::Codec for PathId {
     fn decode<B: bytes::Buf>(r: &mut B) -> coding::Result<Self> {
         let v = VarInt::decode(r)?;
-        // TODO(@flub): Mapping this error is not nice, maybe the error type should have 2
-        // variants.
         let v = u32::try_from(v.0).map_err(|_| coding::UnexpectedEnd)?;
-        Ok(Self(v as u32))
+        Ok(Self(v))
     }
 
     fn encode<B: bytes::BufMut>(&self, w: &mut B) {
-        VarInt(self.0 as u64).encode(w)
+        VarInt(self.0.into()).encode(w)
     }
 }
 

quinn-proto/src/transport_parameters.rs

@@ -773,6 +773,7 @@ impl TryFrom<u64> for TransportParameterId {
             id if Self::GreaseQuicBit == id => Self::GreaseQuicBit,
             id if Self::MinAckDelayDraft07 == id => Self::MinAckDelayDraft07,
             id if Self::ObservedAddr == id => Self::ObservedAddr,
+            id if Self::InitialMaxPathId == id => Self::InitialMaxPathId,
             _ => return Err(()),
         };
         Ok(param)