diff --git a/cocos/scrypt/native-crypto.h b/cocos/scrypt/native-crypto.h
index c37ecc5..cbc09b1 100644
--- a/cocos/scrypt/native-crypto.h
+++ b/cocos/scrypt/native-crypto.h
@@ -48,11 +48,12 @@ extern "C" {
 int fast_crypto_scrypt (const uint8_t *passwd, size_t passwdlen, const uint8_t *salt, size_t saltlen, uint64_t N,
     uint32_t r, uint32_t p, uint8_t *buf, size_t buflen);
 
+int crypto_scrypt_base64(std::string *password, std::string *salt,  uint64_t N,
+                         uint32_t r, uint32_t p, size_t size, std::string *value);
 #ifdef __cplusplus
 }
 #endif
 
-int crypto_scrypt_base64(std::string *password, std::string *salt,  uint64_t N,
-                         uint32_t r, uint32_t p, size_t size, std::string *value);
+
 
 #endif // native_crypto_h