Update dependencies

Updated "tari_bulletproofs_plus"
Updated "tari_utilities"

Cargo.toml

@@ -11,10 +11,10 @@ version = "0.17.0"
 edition = "2018"
 
 [dependencies]
-tari_utilities = { version = "0.5", features = ["zero", "std"] }
+tari_utilities = { git = "https://github.com/tari-project/tari_utilities.git",  rev = "c06726322683c4671b93388b444d108103cd7b55", features = ["zero", "std"] }
 blake2 = { version = "0.10" }
 borsh = { version = "0.10" , optional = true }
-bulletproofs_plus = { package = "tari_bulletproofs_plus", version = "0.3.1" }
+bulletproofs_plus = { package = "tari_bulletproofs_plus", git = "https://github.com/tari-project/bulletproofs-plus", rev = "d495fb24f9c7c34e0bfb0a38598b67e216fc56bf" }
 curve25519-dalek = { package = "tari-curve25519-dalek",  version = "4.0.3", default-features = false, features = ["serde", "alloc", "rand_core", "precomputed-tables"] }
 digest = { version = "0.10" }
 getrandom = { version = "0.2" }

src/ristretto/ristretto_keys.rs

@@ -19,10 +19,7 @@ use curve25519_dalek::{
     scalar::Scalar,
     traits::MultiscalarMul,
 };
-use digest::{
-    consts::{U32, U64},
-    Digest,
-};
+use digest::{consts::U64, Digest};
 use once_cell::sync::OnceCell;
 use rand::{CryptoRng, Rng};
 use tari_utilities::{hex::Hex, ByteArray, ByteArrayError, Hashable};
@@ -298,7 +295,7 @@ impl RistrettoPublicKey {
     /// A verifiable group generator using a domain separated hasher
     pub fn new_generator(label: &'static str) -> Result<RistrettoPublicKey, HashingError> {
         // This function requires 512 bytes of data, so let's be opinionated here and use blake2b
-        let hash = DomainSeparatedHasher::<Blake2b<U32>, RistrettoGeneratorPoint>::new_with_label(label).finalize();
+        let hash = DomainSeparatedHasher::<Blake2b<U64>, RistrettoGeneratorPoint>::new_with_label(label).finalize();
         if hash.as_ref().len() < 64 {
             return Err(HashingError::DigestTooShort(64));
         }
@@ -599,6 +596,7 @@ impl From<RistrettoPublicKey> for CompressedRistretto {
 
 #[cfg(test)]
 mod test {
+    use digest::consts::U32;
     use tari_utilities::{message_format::MessageFormat, ByteArray};
 
     use super::*;
@@ -610,6 +608,15 @@ mod test {
         assert_eq!(k1.compressed, k2.compressed);
     }
 
+    #[test]
+    fn test_new_generator() {
+        let pk = RistrettoPublicKey::new_generator("test");
+        assert_eq!(
+            pk.unwrap().to_hex(),
+            "c23db69dabfbd30f3a6c8f0dcea712e01382b998f5aa232183cf833287921371".to_string()
+        );
+    }
+
     #[test]
     fn test_generation() {
         let mut rng = rand::thread_rng();