1  pub mod scalar {
 2      use bls12_381::Scalar;
 3      use serde::de::Error;
 4      use serde::{Deserializer, Serializer};
 5  
 6      pub fn serialize<S: Serializer>(scalar: &Scalar, s: S) -> Result<S::Ok, S::Error> {
 7          serdect::array::serialize_hex_lower_or_bin(&scalar.to_bytes(), s)
 8      }
 9  
10      pub fn deserialize<'d, D: Deserializer<'d>>(d: D) -> Result<Scalar, D::Error> {
11          let mut byte_array = [0; 32];
12  
13          serdect::array::deserialize_hex_or_bin(&mut byte_array, d)?;
14  
15          Option::from(Scalar::from_bytes(&byte_array))
16              .ok_or_else(|| Error::custom("Could not decode scalar"))
17      }
18  }
19  
20  pub mod g1 {
21      use bls12_381::G1Affine;
22      use serde::de::Error;
23      use serde::{Deserializer, Serializer};
24  
25      pub fn serialize<S: Serializer>(point: &G1Affine, s: S) -> Result<S::Ok, S::Error> {
26          serdect::array::serialize_hex_lower_or_bin(&point.to_compressed(), s)
27      }
28  
29      pub fn deserialize<'d, D: Deserializer<'d>>(d: D) -> Result<G1Affine, D::Error> {
30          let mut byte_array = [0; 48];
31  
32          serdect::array::deserialize_hex_or_bin(&mut byte_array, d)?;
33  
34          Option::from(G1Affine::from_compressed(&byte_array))
35              .ok_or_else(|| Error::custom("Could not decode compressed group element"))
36      }
37  }
38  
39  pub mod g2 {
40      use bls12_381::G2Affine;
41      use serde::de::Error;
42      use serde::{Deserializer, Serializer};
43  
44      pub fn serialize<S: Serializer>(point: &G2Affine, s: S) -> Result<S::Ok, S::Error> {
45          serdect::array::serialize_hex_lower_or_bin(&point.to_compressed(), s)
46      }
47  
48      pub fn deserialize<'d, D: Deserializer<'d>>(d: D) -> Result<G2Affine, D::Error> {
49          let mut byte_array = [0; 96];
50  
51          serdect::array::deserialize_hex_or_bin(&mut byte_array, d)?;
52  
53          Option::from(G2Affine::from_compressed(&byte_array))
54              .ok_or_else(|| Error::custom("Could not decode compressed group element"))
55      }
56  }