BLS extensions

Cargo.toml

@@ -35,8 +35,11 @@ lazy_static = "=1.4.0"
 num-bigint = "=0.4.3"
 num-traits = "=0.2.15"
 num-integer = "=0.1.45"
-bls12_381 = "=0.8.0"
-sha2 = "=0.10.6"
+# the experimental feature enables hashing to curves
+bls12_381 = { version = "=0.8.0", features = ["experimental"] }
+# the newer sha2 crate doesn't implement the digest traits required by HKDF
+group = "=0.13.0"
+sha2 = "=0.9.9"
 openssl = { version = "=0.10.52", features = ["vendored"], optional = true }
 
 [dev-dependencies]

fuzz/fuzz_targets/operators.rs

@@ -2,6 +2,11 @@
 use libfuzzer_sys::fuzz_target;
 
 use clvmr::allocator::{Allocator, NodePtr};
+use clvmr::bls_ops::{
+    op_bls_g1_multiply, op_bls_g1_negate, op_bls_g1_subtract, op_bls_g2_add, op_bls_g2_multiply,
+    op_bls_g2_negate, op_bls_g2_subtract, op_bls_map_to_g1, op_bls_map_to_g2,
+    op_bls_pairing_identity, op_bls_verify,
+};
 use clvmr::core_ops::{op_cons, op_eq, op_first, op_if, op_listp, op_raise, op_rest};
 use clvmr::cost::Cost;
 use clvmr::more_ops::{
@@ -14,7 +19,7 @@ use clvmr::serde::node_from_bytes;
 
 type Opf = fn(&mut Allocator, NodePtr, Cost) -> Response;
 
-const FUNS: [Opf; 30] = [
+const FUNS: [Opf; 41] = [
     op_if as Opf,
     op_cons as Opf,
     op_first as Opf,
@@ -46,6 +51,17 @@ const FUNS: [Opf; 30] = [
     op_all as Opf,
     // the BLS extension
     op_coinid as Opf,
+    op_bls_g1_subtract as Opf,
+    op_bls_g1_multiply as Opf,
+    op_bls_g1_negate as Opf,
+    op_bls_g2_add as Opf,
+    op_bls_g2_subtract as Opf,
+    op_bls_g2_multiply as Opf,
+    op_bls_g2_negate as Opf,
+    op_bls_map_to_g1 as Opf,
+    op_bls_map_to_g2 as Opf,
+    op_bls_pairing_identity as Opf,
+    op_bls_verify as Opf,
 ];
 
 fuzz_target!(|data: &[u8]| {