refactor: update dependencies and remove once_cell

rust/Cargo.toml

@@ -18,14 +18,13 @@ storage-proofs = { git = "https://github.com/filecoin-project/rust-fil-proofs.gi
 bls-signatures = { git = "https://github.com/filecoin-project/bls-signatures.git", branch = "master" }
 byteorder = "1.2"
 drop_struct_macro_derive = "0.4.0"
-ff = "0.4"
+ff = "0.5"
 ffi-toolkit = "0.4.0"
 libc = "0.2.58"
 log = "0.4.7"
-once_cell = "0.2.4"
 paired = "0.16.0"
 pretty_env_logger = "0.3.0"
-rand = "0.4"
+rand = "0.7"
 rayon = "1"
 anyhow = "1.0.23"
 

rust/src/bls/api.rs

@@ -1,14 +1,14 @@
 use std::slice::from_raw_parts;
 
 use bls_signatures::{
-    aggregate as aggregate_sig, hash as hash_sig,
+    aggregate as aggregate_sig,
+    groupy::{CurveAffine, CurveProjective, EncodedPoint, GroupDecodingError},
+    hash as hash_sig,
     paired::bls12_381::{G2Affine, G2Compressed},
-    paired::GroupDecodingError,
-    paired::{CurveAffine, CurveProjective, EncodedPoint},
     verify as verify_sig, PrivateKey, PublicKey, Serialize, Signature,
 };
 use libc;
-use rand::OsRng;
+use rand::rngs::OsRng;
 
 use rayon::prelude::*;
 
@@ -161,10 +161,8 @@ pub unsafe extern "C" fn verify(
 /// * `raw_seed_ptr` - pointer to a seed byte array
 #[no_mangle]
 pub unsafe extern "C" fn private_key_generate() -> *mut types::PrivateKeyGenerateResponse {
-    let rng = &mut OsRng::new().expect("not enough randomness");
-
     let mut raw_private_key: [u8; PRIVATE_KEY_BYTES] = [0; PRIVATE_KEY_BYTES];
-    PrivateKey::generate(rng)
+    PrivateKey::generate(&mut OsRng)
         .write_bytes(&mut raw_private_key.as_mut())
         .expect("preallocated");
 

rust/src/proofs/api.rs

@@ -1,5 +1,6 @@
 use std::mem;
 use std::slice::from_raw_parts;
+use std::sync::Once;
 
 use ffi_toolkit::{
     c_str_to_pbuf, catch_panic_response, raw_ptr, rust_str_to_c_str, FCPResponseStatus,
@@ -10,7 +11,6 @@ use filecoin_proofs::{
     PoStConfig, SectorClass, SectorSize, UnpaddedByteIndex, UnpaddedBytesAmount,
 };
 use libc;
-use once_cell::sync::OnceCell;
 use storage_proofs::hasher::pedersen::PedersenDomain;
 use storage_proofs::hasher::Domain;
 use storage_proofs::sector::SectorId;
@@ -740,13 +740,12 @@ pub unsafe extern "C" fn destroy_generate_candidates_response(
 }
 
 /// Protects the init off the logger.
-static LOG_INIT: OnceCell<bool> = OnceCell::new();
+static LOG_INIT: Once = Once::new();
 
 /// Ensures the logger is initialized.
 fn init_log() {
-    LOG_INIT.get_or_init(|| {
-        let _ = pretty_env_logger::try_init_timed();
-        true
+    LOG_INIT.call_once(|| {
+        pretty_env_logger::init_timed();
     });
 }