chore: update zerokit to include atomic_operation

rln/librln.h

@@ -45,6 +45,11 @@ bool set_leaves_from(struct RLN *ctx, uintptr_t index, const struct Buffer *inpu
 
 bool init_tree_with_leaves(struct RLN *ctx, const struct Buffer *input_buffer);
 
+bool atomic_operation(struct RLN *ctx,
+                      uintptr_t index,
+                      const struct Buffer *leaves_buffer,
+                      const struct Buffer *indices_buffer);
+
 bool get_root(const struct RLN *ctx, struct Buffer *output_buffer);
 
 bool get_proof(const struct RLN *ctx, uintptr_t index, struct Buffer *output_buffer);

rln/wrapper.go

@@ -132,6 +132,12 @@ func (r *RLN) SetLeavesFrom(index uint, idcommitments []byte) bool {
 	return bool(C.set_leaves_from(r.ptr, C.uintptr_t(index), idCommBuffer))
 }
 
+func (r *RLN) AtomicOperation(index uint, leaves []byte, indices []byte) bool {
+	leavesBuffer := toCBufferPtr(leaves)
+	indicesBuffer := toCBufferPtr(indices)
+	return bool(C.atomic_operation(r.ptr, C.uintptr_t(index), leavesBuffer, indicesBuffer))
+}
+
 func (r *RLN) DeleteLeaf(index uint) bool {
 	return bool(C.delete_leaf(r.ptr, C.uintptr_t(index)))
 }

scripts/build.sh

@@ -4,8 +4,6 @@ export RUSTFLAGS="-Ccodegen-units=1"
 
 rustup default stable
 
-cargo install cross --git https://github.com/cross-rs/cross --branch main
-
 pushd zerokit/rln
 
 cargo clean

zerokit

@@ -1 +1 @@
-Subproject commit 2e868d6cbf68ee0f87975a89a25aa0333971d398
+Subproject commit c2d386cb749f551541bb34c4386a3849485356f9