fedimint_core/encoding/
bls12_381.rs

1use bls12_381::{G1Affine, G1Projective, G2Affine, G2Projective, Scalar};
2use group::Curve;
3
4use crate::encoding::{Decodable, DecodeError, Encodable};
5use crate::module::registry::ModuleDecoderRegistry;
6
7impl Encodable for Scalar {
8    fn consensus_encode<W: std::io::Write>(&self, writer: &mut W) -> Result<(), std::io::Error> {
9        self.to_bytes().consensus_encode(writer)
10    }
11}
12
13impl Decodable for Scalar {
14    fn consensus_decode_partial<D: std::io::Read>(
15        d: &mut D,
16        modules: &ModuleDecoderRegistry,
17    ) -> Result<Self, DecodeError> {
18        let byte_array = <[u8; 32]>::consensus_decode_partial(d, modules)?;
19
20        Option::from(Self::from_bytes(&byte_array))
21            .ok_or_else(|| DecodeError::from_str("Error decoding Scalar"))
22    }
23}
24
25impl Encodable for G1Affine {
26    fn consensus_encode<W: std::io::Write>(&self, writer: &mut W) -> Result<(), std::io::Error> {
27        self.to_compressed().consensus_encode(writer)
28    }
29}
30
31impl Decodable for G1Affine {
32    fn consensus_decode_partial<D: std::io::Read>(
33        d: &mut D,
34        modules: &ModuleDecoderRegistry,
35    ) -> Result<Self, DecodeError> {
36        let byte_array = <[u8; 48]>::consensus_decode_partial(d, modules)?;
37
38        Option::from(Self::from_compressed(&byte_array))
39            .ok_or_else(|| DecodeError::from_str("Error decoding G1Affine"))
40    }
41}
42
43impl Encodable for G2Affine {
44    fn consensus_encode<W: std::io::Write>(&self, writer: &mut W) -> Result<(), std::io::Error> {
45        self.to_compressed().consensus_encode(writer)
46    }
47}
48
49impl Decodable for G2Affine {
50    fn consensus_decode_partial<D: std::io::Read>(
51        d: &mut D,
52        modules: &ModuleDecoderRegistry,
53    ) -> Result<Self, DecodeError> {
54        let byte_array = <[u8; 96]>::consensus_decode_partial(d, modules)?;
55
56        Option::from(Self::from_compressed(&byte_array))
57            .ok_or_else(|| DecodeError::from_str("Error decoding G2Affine"))
58    }
59}
60
61impl Encodable for G1Projective {
62    fn consensus_encode<W: std::io::Write>(&self, writer: &mut W) -> Result<(), std::io::Error> {
63        self.to_affine().consensus_encode(writer)
64    }
65}
66
67impl Decodable for G1Projective {
68    fn consensus_decode_partial<D: std::io::Read>(
69        d: &mut D,
70        modules: &ModuleDecoderRegistry,
71    ) -> Result<Self, DecodeError> {
72        Ok(Self::from(G1Affine::consensus_decode_partial(d, modules)?))
73    }
74}
75
76impl Encodable for G2Projective {
77    fn consensus_encode<W: std::io::Write>(&self, writer: &mut W) -> Result<(), std::io::Error> {
78        self.to_affine().consensus_encode(writer)
79    }
80}
81
82impl Decodable for G2Projective {
83    fn consensus_decode_partial<D: std::io::Read>(
84        d: &mut D,
85        modules: &ModuleDecoderRegistry,
86    ) -> Result<Self, DecodeError> {
87        Ok(Self::from(G2Affine::consensus_decode_partial(d, modules)?))
88    }
89}
fedimint_core/encoding/bls12_381.rs

fedimint_core/encoding/
bls12_381.rs
