feat: Update proof to v5

src/common.rs

@@ -9,5 +9,7 @@ pub(crate) mod key_pair;
 // Common utilities functions.
 pub(crate) mod util;
 
+pub use util::vec_to_byte_array;
+
 // Common serialization utils.
 pub(crate) mod serialization;

src/common/util.rs

@@ -14,6 +14,7 @@ macro_rules! print_byte_array {
 
 pub(crate) use print_byte_array;
 
+/// utility function to transform a Vec to a byte array.
 pub fn vec_to_byte_array<const N: usize>(vec: &[u8]) -> Result<[u8; N], Error> {
     let data_len = vec.len();
     match <[u8; N]>::try_from(vec) {

src/lib.rs

@@ -38,8 +38,8 @@ extern crate alloc;
 /// Error types
 mod error;
 
-// Common types and utilities
-mod common;
+/// Common types and utilities
+pub mod common;
 
 // Supported Curves
 mod curves;

src/schemes/bbs/ciphersuites.rs

@@ -64,7 +64,7 @@ pub(crate) trait BbsCiphersuiteParameters:
     }
 
     /// Point on G2 to be used during signature and proof verification.
-    fn p2() -> G2Projective {
+    fn bp2() -> G2Projective {
         G2Projective::generator()
     }