Update dependencies

- Update `phoenix-core` `0.20.0-rc.0` -> `0.21`
- Update `dusk-pki` `0.12` -> `0.13`
- Update `dusk-schnorr` `0.13` -> `0.14`
- Update `dusk-poseidon` `0.30` -> `0.31`
- Update `dusk-plonk` `0.14` -> `0.16`
- Update `dusk-bls12_381-sign` `0.4` -> `0.5`
- Update `dusk-jubjub` `0.12` -> `0.13`
- Update `poseidon-merkle` `0.2.1-rc.0` -> `0.3`
- Update `rusk-abi` `0.10.0-piecrust.0.6` -> `0.11`
- Add `ff` dependency at `0.13`

CHANGELOG.md

@@ -12,6 +12,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Add `asyncify`ing FFI imports
 - Add `unstake` function to allow unstaking a previously staked amount [#58]
 - Add `fetch_existing_nullifiers` to the `StateClient` [#41]
+- Add `ff` dependency at `0.13`
 
 ### Changed
 
@@ -49,6 +50,15 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Update `dusk-poseidon` `0.29.1-rc.0` -> `0.30`
 - Update `dusk-plonk` `0.13` -> `0.14`
 - Change `dusk-merkle` dependency to `poseidon-merkle` after merkle crate separation
+- Update `phoenix-core` `0.20.0-rc.0` -> `0.21`
+- Update `dusk-pki` `0.12` -> `0.13`
+- Update `dusk-schnorr` `0.13` -> `0.14`
+- Update `dusk-poseidon` `0.30` -> `0.31`
+- Update `dusk-plonk` `0.14` -> `0.16`
+- Update `dusk-bls12_381-sign` `0.4` -> `0.5`
+- Update `dusk-jubjub` `0.12` -> `0.13`
+- Update `poseidon-merkle` `0.2.1-rc.0` -> `0.3`
+- Update `rusk-abi` `0.10.0-piecrust.0.6` -> `0.11`
 
 ### Fixed
 

Cargo.toml

@@ -9,17 +9,18 @@ license = "MPL-2.0"
 rand_core = "^0.6"
 rand_chacha = { version = "^0.3", default-features = false }
 sha2 = { version = "^0.10", default-features = false }
-phoenix-core = { version = "0.20.0-rc.0", default-features = false, features = ["alloc", "rkyv-impl"] }
-dusk-pki = { version = "0.12", default-features = false }
+phoenix-core = { version = "0.21", default-features = false, features = ["alloc", "rkyv-impl"] }
+dusk-pki = { version = "0.13", default-features = false }
 dusk-bytes = "^0.1"
-dusk-schnorr = { version = "0.13", default-features = false }
-dusk-jubjub = { version = "0.12", default-features = false }
-dusk-poseidon = { version = "0.30", default-features = false }
-poseidon-merkle = { version = "0.2.1-rc.0", features = ["rkyv-impl"] }
-dusk-plonk = { version = "0.14", default-features = false }
-rusk-abi = { version = "0.10.0-piecrust.0.6", default-features = false }
-dusk-bls12_381-sign = { version = "0.4", default-features = false }
+dusk-schnorr = { version = "0.14", default-features = false }
+dusk-jubjub = { version = "0.13", default-features = false }
+dusk-poseidon = { version = "0.31", default-features = false }
+poseidon-merkle = { version = "0.3", features = ["rkyv-impl"] }
+dusk-plonk = { version = "0.16", default-features = false }
+rusk-abi = { version = "0.11", default-features = false }
+dusk-bls12_381-sign = { version = "0.5", default-features = false }
 rkyv = { version = "0.7", default-features = false }
+ff = { version = "0.13", default-features = false }
 
 [dev-dependencies]
 rand = "^0.8"

src/ffi.rs

@@ -405,11 +405,15 @@ impl StateClient for FfiStateClient {
                 return Err(r);
             }
         }
-        let scalar = BlsScalar::from_bytes(&scalar_buf).map_err(
-            Error::<FfiStore, FfiStateClient, FfiProverClient>::from,
-        )?;
 
-        Ok(scalar)
+        let scalar: Option<BlsScalar> =
+            BlsScalar::from_bytes(&scalar_buf).into();
+        scalar.ok_or(
+            Error::<FfiStore, FfiStateClient, FfiProverClient>::from(
+                dusk_bytes::Error::InvalidData,
+            )
+            .into(),
+        )
     }
 
     fn fetch_existing_nullifiers(

src/imp.rs

@@ -22,6 +22,7 @@ use dusk_pki::{
     StealthAddress,
 };
 use dusk_schnorr::Signature as SchnorrSignature;
+use ff::Field;
 use phoenix_core::transaction::*;
 use phoenix_core::{Error as PhoenixError, Fee, Note, NoteType};
 use rand_core::{CryptoRng, Error as RngError, RngCore};
@@ -301,7 +302,7 @@ where
 
         let mut outputs = vec![];
         if change > 0 {
-            let nonce = BlsScalar::random(rng);
+            let nonce = BlsScalar::random(&mut *rng);
             let (change_note, change_blinder) =
                 generate_obfuscated_note(rng, refund, change, nonce);
 
@@ -649,7 +650,7 @@ where
 
         let withdraw_r = JubJubScalar::random(rng);
         let address = sender_psk.gen_stealth_address(&withdraw_r);
-        let nonce = BlsScalar::random(rng);
+        let nonce = BlsScalar::random(&mut *rng);
 
         let signature = withdraw_sign(&sk, &pk, stake.counter, address, nonce);
 

tests/mock.rs

@@ -15,6 +15,7 @@ use dusk_wallet_core::{
     EnrichedNote, ProverClient, StakeInfo, StateClient, Store, Transaction,
     UnprovenTransaction, Wallet, POSEIDON_TREE_DEPTH,
 };
+use ff::Field;
 use phoenix_core::{Crossover, Fee, Note, NoteType};
 use poseidon_merkle::{Item, Opening as PoseidonOpening, Tree};
 use rand_core::{CryptoRng, RngCore};
@@ -45,7 +46,7 @@ pub fn mock_wallet<Rng: RngCore + CryptoRng>(
     let psk = store.retrieve_ssk(0).unwrap().public_spend_key();
 
     let notes = new_notes(rng, &psk, note_values);
-    let anchor = BlsScalar::random(rng);
+    let anchor = BlsScalar::random(&mut *rng);
     let opening = default_opening();
 
     let state = TestStateClient::new(notes, anchor, opening);
@@ -64,7 +65,7 @@ pub fn mock_canon_wallet<Rng: RngCore + CryptoRng>(
     let psk = store.retrieve_ssk(0).unwrap().public_spend_key();
 
     let notes = new_notes(rng, &psk, note_values);
-    let anchor = BlsScalar::random(rng);
+    let anchor = BlsScalar::random(&mut *rng);
     let opening = default_opening();
 
     let state = TestStateClient::new(notes, anchor, opening);
@@ -85,7 +86,7 @@ pub fn mock_serde_wallet<Rng: RngCore + CryptoRng>(
     let psk = store.retrieve_ssk(0).unwrap().public_spend_key();
 
     let notes = new_notes(rng, &psk, note_values);
-    let anchor = BlsScalar::random(rng);
+    let anchor = BlsScalar::random(&mut *rng);
     let opening = default_opening();
 
     let state = TestStateClient::new(notes, anchor, opening);

tests/wallet.rs

@@ -11,6 +11,7 @@ mod mock;
 use dusk_bytes::Serializable;
 use dusk_plonk::prelude::BlsScalar;
 use dusk_wallet_core::StakeInfo;
+use ff::Field;
 use mock::{mock_canon_wallet, mock_serde_wallet, mock_wallet};
 
 #[test]