Move point struct to shared primitives

pallas-blockfetch/src/lib.rs

@@ -1,30 +1,5 @@
 use log::info;
-use pallas_machines::{Agent, CodecError, DecodePayload, EncodePayload, MachineOutput, PayloadDecoder, PayloadEncoder, Transition};
-
-#[derive(Clone, Debug)]
-pub struct Point(pub u64, pub Vec<u8>);
-
-impl EncodePayload for Point {
-    fn encode_payload(
-        &self,
-        e: &mut PayloadEncoder,
-    ) -> Result<(), Box<dyn std::error::Error>> {
-        e.array(2)?.u64(self.0)?.bytes(&self.1)?;
-        Ok(())
-    }
-}
-
-impl DecodePayload for Point {
-    fn decode_payload(
-        d: &mut PayloadDecoder,
-    ) -> Result<Self, Box<dyn std::error::Error>> {
-        d.array()?;
-        let slot = d.u64()?;
-        let hash = d.bytes()?;
-
-        Ok(Point(slot, Vec::from(hash)))
-    }
-}
+use pallas_machines::{Agent, CodecError, DecodePayload, EncodePayload, MachineOutput, PayloadDecoder, PayloadEncoder, Transition, primitives::Point};
 
 #[derive(Debug, PartialEq, Clone)]
 pub enum State {