From 59f134d2e892f721cf4c67b629bcceb6fdb7a93d Mon Sep 17 00:00:00 2001
From: "Ya-wen, Jeng" <vivi432@yahoo.com.tw>
Date: Thu, 6 Mar 2025 11:32:22 +0800
Subject: [PATCH] fix: fix format zkey

---
 crates/src/lib.rs | 3 ++-
 tests/src/lib.rs  | 8 ++++----
 2 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/crates/src/lib.rs b/crates/src/lib.rs
index b89527f..8a45620 100644
--- a/crates/src/lib.rs
+++ b/crates/src/lib.rs
@@ -116,6 +116,7 @@ pub fn groth16_prover_zkey_file_wrapper(
     zkey_path: &str,
     wtns_buffer: Vec<u8>,
 ) -> Result<ProofResult> {
+    let formatted_zkey_path: &str = &zkey_path.to_string();
     let wtns_size = wtns_buffer.len() as u64;
 
     let mut proof_buffer = vec![0u8; 4 * 1024 * 1024]; // Adjust size as needed
@@ -131,7 +132,7 @@ pub fn groth16_prover_zkey_file_wrapper(
 
     unsafe {
         let result = groth16_prover_zkey_file(
-            zkey_path.as_ptr() as *const std::ffi::c_char,
+            formatted_zkey_path.as_ptr() as *const std::ffi::c_char,
             wtns_buffer.as_ptr() as *const std::os::raw::c_void, // Witness buffer
             wtns_size,
             proof_ptr,
diff --git a/tests/src/lib.rs b/tests/src/lib.rs
index 5cdf40f..c416c76 100644
--- a/tests/src/lib.rs
+++ b/tests/src/lib.rs
@@ -56,7 +56,7 @@ mod tests {
     #[test]
     fn test_prove_rapidsnark() -> Result<()> {
         // Create a new MoproCircom instance
-        let zkey_path = "./test-vectors/multiplier2_final.zkey".to_string();
+        let zkey_path = "./test-vectors/multiplier2_final.zkey";
 
         let mut inputs = HashMap::new();
         let a = BigInt::from_str(
@@ -72,7 +72,7 @@ mod tests {
 
         // Generate Proof
         let proof_result =
-            rust_rapidsnark::groth16_prover_zkey_file_wrapper(&zkey_path, wtns_buffer)?;
+            rust_rapidsnark::groth16_prover_zkey_file_wrapper(zkey_path, wtns_buffer)?;
 
         let vkey = std::fs::read_to_string("./test-vectors/multiplier2.vkey.json")?;
         let valid = rust_rapidsnark::groth16_verify_wrapper(
@@ -87,7 +87,7 @@ mod tests {
     #[test]
     fn test_prove_rapidsnark_keccak() -> Result<()> {
         // Create a new MoproCircom instance
-        let zkey_path = "./test-vectors/keccak256_256_test_final.zkey".to_string();
+        let zkey_path = "./test-vectors/keccak256_256_test_final.zkey";
         // Prepare inputs
         let input_vec = vec![
             116, 101, 115, 116, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
@@ -103,7 +103,7 @@ mod tests {
 
         // Generate Proof
         let proof_result =
-            rust_rapidsnark::groth16_prover_zkey_file_wrapper(&zkey_path, wtns_buffer)?;
+            rust_rapidsnark::groth16_prover_zkey_file_wrapper(zkey_path, wtns_buffer)?;
 
         let vkey = std::fs::read_to_string("./test-vectors/keccak256_256_test.vkey.json")?;
         let valid = rust_rapidsnark::groth16_verify_wrapper(