cardano_serialization_lib/serialization/block/
header.rs

1use crate::*;
2
3impl cbor_event::se::Serialize for Header {
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(2))?;
9        self.header_body.serialize(serializer)?;
10        self.body_signature.serialize(serializer)?;
11        Ok(serializer)
12    }
13}
14
15impl Deserialize for Header {
16    fn deserialize<R: BufRead + Seek>(raw: &mut Deserializer<R>) -> Result<Self, DeserializeError> {
17        (|| -> Result<_, DeserializeError> {
18            let len = raw.array()?;
19            let ret = Self::deserialize_as_embedded_group(raw, len);
20            match len {
21                cbor_event::Len::Len(_) =>
22                /* TODO: check finite len somewhere */
23                    {
24                        ()
25                    }
26                cbor_event::Len::Indefinite => match raw.special()? {
27                    CBORSpecial::Break =>
28                    /* it's ok */
29                        {
30                            ()
31                        }
32                    _ => return Err(DeserializeFailure::EndingBreakMissing.into()),
33                },
34            }
35            ret
36        })()
37            .map_err(|e| e.annotate("Header"))
38    }
39}
40
41impl DeserializeEmbeddedGroup for Header {
42    fn deserialize_as_embedded_group<R: BufRead + Seek>(
43        raw: &mut Deserializer<R>,
44        _: cbor_event::Len,
45    ) -> Result<Self, DeserializeError> {
46        let header_body =
47            (|| -> Result<_, DeserializeError> { Ok(HeaderBody::deserialize(raw)?) })()
48                .map_err(|e| e.annotate("header_body"))?;
49        let body_signature =
50            (|| -> Result<_, DeserializeError> { Ok(KESSignature::deserialize(raw)?) })()
51                .map_err(|e| e.annotate("body_signature"))?;
52        Ok(Header {
53            header_body,
54            body_signature,
55        })
56    }
57}
cardano_serialization_lib/serialization/block/header.rs

cardano_serialization_lib/serialization/block/
header.rs
