Use now-available Copy impls

aead/src/aes_ctr_hmac_aead_key_manager.rs

@@ -226,5 +226,5 @@ fn validate_key_format(
         )
         .into());
     }
-    Ok((aes_ctr_format.clone(), hmac_key_format.clone()))
+    Ok((*aes_ctr_format, *hmac_key_format))
 }

prf/src/hmac_prf_key_manager.rs

@@ -92,7 +92,7 @@ fn validate_key(
     };
     let hash = HashType::try_from(params.hash).unwrap_or(HashType::UnknownHash);
     subtle::validate_hmac_prf_params(hash, key_size)?;
-    Ok((params.clone(), hash))
+    Ok((*params, hash))
 }
 
 /// Validates the given [`HmacPrfKeyFormat`](tink_proto::HmacPrfKeyFormat).

signature/src/ecdsa_signer_key_manager.rs

@@ -172,5 +172,5 @@ fn validate_key_format(
         .ok_or_else(|| TinkError::new("no public key parameters"))?;
     let (hash, curve, encoding) = crate::get_ecdsa_param_ids(params);
     crate::subtle::validate_ecdsa_params(hash, curve, encoding)?;
-    Ok((params.clone(), curve))
+    Ok((*params, curve))
 }

signature/src/ecdsa_verifier_key_manager.rs

@@ -71,5 +71,5 @@ pub(crate) fn validate_ecdsa_public_key(
         .ok_or_else(|| TinkError::new("no public key parameters"))?;
     let (hash, curve, encoding) = crate::get_ecdsa_param_ids(params);
     crate::subtle::validate_ecdsa_params(hash, curve, encoding)?;
-    Ok(params.clone())
+    Ok(*params)
 }

streaming/src/aes_ctr_hmac_key_manager.rs

@@ -100,7 +100,7 @@ fn validate_key(
         .params
         .as_ref()
         .ok_or_else(|| TinkError::new("AesCtrHmacKeyManager: no params"))?;
-    Ok(key_params.clone())
+    Ok(*key_params)
 }
 
 /// Validate the given [`tink_proto::AesCtrHmacStreamingKeyFormat`].
@@ -114,7 +114,7 @@ fn validate_key_format(
         .as_ref()
         .ok_or_else(|| TinkError::new("AesCtrHmacKeyManager: no params"))?;
     validate_params(key_params)?;
-    Ok(key_params.clone())
+    Ok(*key_params)
 }
 
 /// Validate the given [`tink_proto::AesCtrHmacStreamingParams`].
@@ -151,5 +151,5 @@ fn validate_params(
     if (params.ciphertext_segment_size as usize) < min_segment_size {
         return Err("AesCtrHmacKeyManager: ciphertext segment size must be at least (derived_key_size + nonce_prefix_in_bytes + tag_size_in_bytes + 2)".into());
     }
-    Ok((hmac_params.clone(), hkdf_hash, hmac_hash))
+    Ok((*hmac_params, hkdf_hash, hmac_hash))
 }

streaming/src/aes_gcm_hkdf_key_manager.rs

@@ -98,7 +98,7 @@ fn validate_key(
         .as_ref()
         .ok_or_else(|| TinkError::new("no key params"))?;
     let hkdf_hash = validate_params(key_params)?;
-    Ok((key_params.clone(), hkdf_hash))
+    Ok((*key_params, hkdf_hash))
 }
 
 /// Validate the given [`tink_proto::AesGcmHkdfStreamingKeyFormat`].
@@ -111,7 +111,7 @@ fn validate_key_format(
         .as_ref()
         .ok_or_else(|| TinkError::new("no format params"))?;
     validate_params(format_params).map_err(|e| wrap_err("AesGcmHkdfKeyManager", e))?;
-    Ok(format_params.clone())
+    Ok(*format_params)
 }
 
 /// Validate the given [`tink_proto::AesGcmHkdfStreamingParams`].

tests/src/lib.rs

@@ -314,7 +314,7 @@ pub fn new_ecdsa_params(
 /// Create an [`EcdsaKeyFormat`](tink_proto::EcdsaKeyFormat) with the specified parameters.
 pub fn new_ecdsa_key_format(params: &tink_proto::EcdsaParams) -> tink_proto::EcdsaKeyFormat {
     tink_proto::EcdsaKeyFormat {
-        params: Some(params.clone()),
+        params: Some(*params),
     }
 }