cardano_serialization_lib/serialization/witnesses/
vkeywitnesses.rs

1use std::io::{BufRead, Seek, Write};
2use cbor_event::de::Deserializer;
3use cbor_event::se::Serializer;
4use crate::protocol_types::Deserialize;
5use crate::{CborSetType, DeserializeError, Vkeywitness, Vkeywitnesses};
6use crate::serialization::utils::skip_set_tag;
7
8impl cbor_event::se::Serialize for Vkeywitnesses {
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.len() as u64))?;
21        for element in self {
22            element.serialize(serializer)?;
23        }
24        Ok(serializer)
25    }
26}
27
28impl Deserialize for Vkeywitnesses {
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 wits = Vkeywitnesses::new();
32        let mut total = 0u64;
33        (|| -> Result<_, DeserializeError> {
34            skip_set_tag(raw)?;
35            let len = raw.array()?;
36            while match len {
37                cbor_event::Len::Len(n) => total < n,
38                cbor_event::Len::Indefinite => true,
39            } {
40                if raw.cbor_type()? == cbor_event::Type::Special {
41                    assert_eq!(raw.special()?, cbor_event::Special::Break);
42                    break;
43                }
44                wits.add_move(Vkeywitness::deserialize(raw)?);
45                total += 1;
46            }
47            Ok(())
48        })()
49            .map_err(|e| e.annotate("Vkeywitnesses"))?;
50
51        if has_set_tag {
52            wits.set_set_type(CborSetType::Tagged);
53        } else {
54            wits.set_set_type(CborSetType::Untagged);
55        }
56        Ok(wits)
57    }
58}
cardano_serialization_lib/serialization/witnesses/vkeywitnesses.rs

cardano_serialization_lib/serialization/witnesses/
vkeywitnesses.rs
