cardano_serialization_lib/serialization/block/
operational_cert.rs

1use crate::*;
2
3impl cbor_event::se::Serialize for OperationalCert {
4    fn serialize<'se, W: Write>(
5        &self,
6        serializer: &'se mut Serializer<W>,
7    ) -> cbor_event::Result<&'se mut Serializer<W>> {
8        serializer.write_array(cbor_event::Len::Len(4))?;
9        self.serialize_as_embedded_group(serializer)
10    }
11}
12
13impl SerializeEmbeddedGroup for OperationalCert {
14    fn serialize_as_embedded_group<'se, W: Write>(
15        &self,
16        serializer: &'se mut Serializer<W>,
17    ) -> cbor_event::Result<&'se mut Serializer<W>> {
18        self.hot_vkey.serialize(serializer)?;
19        self.sequence_number.serialize(serializer)?;
20        self.kes_period.serialize(serializer)?;
21        self.sigma.serialize(serializer)?;
22        Ok(serializer)
23    }
24}
25
26impl Deserialize for OperationalCert {
27    fn deserialize<R: BufRead + Seek>(raw: &mut Deserializer<R>) -> Result<Self, DeserializeError> {
28        (|| -> Result<_, DeserializeError> {
29            let len = raw.array()?;
30            let ret = Self::deserialize_as_embedded_group(raw, len);
31            match len {
32                cbor_event::Len::Len(_) =>
33                /* TODO: check finite len somewhere */
34                    {
35                        ()
36                    }
37                cbor_event::Len::Indefinite => match raw.special()? {
38                    CBORSpecial::Break =>
39                    /* it's ok */
40                        {
41                            ()
42                        }
43                    _ => return Err(DeserializeFailure::EndingBreakMissing.into()),
44                },
45            }
46            ret
47        })()
48            .map_err(|e| e.annotate("OperationalCert"))
49    }
50}
51
52impl DeserializeEmbeddedGroup for OperationalCert {
53    fn deserialize_as_embedded_group<R: BufRead + Seek>(
54        raw: &mut Deserializer<R>,
55        _: cbor_event::Len,
56    ) -> Result<Self, DeserializeError> {
57        let hot_vkey = (|| -> Result<_, DeserializeError> { Ok(KESVKey::deserialize(raw)?) })()
58            .map_err(|e| e.annotate("hot_vkey"))?;
59        let sequence_number = (|| -> Result<_, DeserializeError> { Ok(u32::deserialize(raw)?) })()
60            .map_err(|e| e.annotate("sequence_number"))?;
61        let kes_period = (|| -> Result<_, DeserializeError> { Ok(u32::deserialize(raw)?) })()
62            .map_err(|e| e.annotate("kes_period"))?;
63        let sigma =
64            (|| -> Result<_, DeserializeError> { Ok(Ed25519Signature::deserialize(raw)?) })()
65                .map_err(|e| e.annotate("sigma"))?;
66        Ok(OperationalCert {
67            hot_vkey,
68            sequence_number,
69            kes_period,
70            sigma,
71        })
72    }
73}
cardano_serialization_lib/serialization/block/operational_cert.rs

cardano_serialization_lib/serialization/block/
operational_cert.rs
