cardano_serialization_lib/serialization/witnesses/
bootstrap_witnesses.rs

1use std::io::{BufRead, Seek, Write};
2use cbor_event::de::Deserializer;
3use cbor_event::se::Serializer;
4use crate::{BootstrapWitness, BootstrapWitnesses, CborSetType, DeserializeError};
5use crate::protocol_types::Deserialize;
6use crate::serialization::utils::skip_set_tag;
7
8impl cbor_event::se::Serialize for BootstrapWitnesses {
9    fn serialize<'se, W: Write>(
10        &self,
11        serializer: &'se mut Serializer<W>,
12    ) -> cbor_event::Result<&'se mut Serializer<W>> {
13        if self.force_original_cbor_set_type() {
14            if self.get_set_type() == CborSetType::Tagged {
15                serializer.write_tag(258)?;
16            }
17        } else {
18            serializer.write_tag(258)?;
19        }
20        serializer.write_array(cbor_event::Len::Len(self.get_vec_wits().len() as u64))?;
21        for element in self.get_vec_wits() {
22            element.serialize(serializer)?;
23        }
24        Ok(serializer)
25    }
26}
27
28impl Deserialize for BootstrapWitnesses {
29    fn deserialize<R: BufRead + Seek>(raw: &mut Deserializer<R>) -> Result<Self, DeserializeError> {
30        let has_set_tag = skip_set_tag(raw)?;
31        let mut arr = Vec::new();
32        (|| -> Result<_, DeserializeError> {
33            let len = raw.array()?;
34            while match len {
35                cbor_event::Len::Len(n) => arr.len() < n as usize,
36                cbor_event::Len::Indefinite => true,
37            } {
38                if raw.cbor_type()? == cbor_event::Type::Special {
39                    assert_eq!(raw.special()?, cbor_event::Special::Break);
40                    break;
41                }
42                arr.push(BootstrapWitness::deserialize(raw)?);
43            }
44            Ok(())
45        })()
46            .map_err(|e| e.annotate("BootstrapWitnesses"))?;
47
48        let mut witnesses = Self::from_vec(arr);
49        if has_set_tag {
50            witnesses.set_set_type(CborSetType::Tagged);
51        } else {
52            witnesses.set_set_type(CborSetType::Untagged);
53        }
54
55        Ok(witnesses)
56    }
57}
cardano_serialization_lib/serialization/witnesses/bootstrap_witnesses.rs

cardano_serialization_lib/serialization/witnesses/
bootstrap_witnesses.rs
