fixup! fixup! fixup! feat: add support for ChaCha20/Poly1305 to COSE …

…module

src/token/cose/util/symm.rs

@@ -27,9 +27,9 @@ pub(crate) fn generate_cek_for_alg<B: CryptoBackend>(
     Ok(key)
 }
 
-/// Attempts to parse the given `parsed_key` as an AES symmetric key.
+/// Attempts to parse the given `parsed_key` as a symmetric key.
 ///
-/// Performs the checks required for symmetric keys suitable for AES according to
+/// Performs the checks required for symmetric keys suitable for the algorithms specified in
 /// [RFC 9053, Section 4](https://datatracker.ietf.org/doc/html/rfc9053#section-4).
 pub(crate) fn ensure_valid_symmetric_key<BE: Display>(
     algorithm: iana::Algorithm,
@@ -94,12 +94,12 @@ fn symmetric_key_size<BE: Display>(
     }
 }
 
-/// Returns the IV length expected for the AES variant given as `alg`.
+/// Returns the IV length expected for the symmetric algorithm given as `alg`.
 ///
 /// # Errors
 ///
 /// Returns [CoseCipherError::UnsupportedAlgorithm] if the provided algorithm is not a supported
-/// AES algorithm.
+/// symmetric algorithm.
 pub const fn symmetric_algorithm_iv_len<BE: Display>(
     alg: iana::Algorithm,
 ) -> Result<usize, CoseCipherError<BE>> {
@@ -156,8 +156,8 @@ pub const fn symmetric_algorithm_tag_len<BE: Display>(
     }
 }
 
-/// Determines the key and IV for an AES AEAD operation using the provided `protected` and
-/// `unprotected` headers, ensuring that the provided `parsed_key` is a valid AES key in the
+/// Determines the key and IV for an AEAD operation using the provided `protected` and
+/// `unprotected` headers, ensuring that the provided `parsed_key` is a valid symmetric key in the
 /// process.
 pub(crate) fn determine_and_check_symmetric_params<'a, BE: Display>(
     alg: iana::Algorithm,