feat: Add AsRef<CertificateParams> for Certificate/CertificateParams

Author: audunhalland

rcgen/src/certificate.rs

@@ -61,6 +61,12 @@ impl From<Certificate> for CertificateDer<'static> {
 	}
 }
 
+impl AsRef<CertificateParams> for Certificate {
+	fn as_ref(&self) -> &CertificateParams {
+		&self.params
+	}
+}
+
 /// Parameters used for certificate generation
 #[allow(missing_docs)]
 #[non_exhaustive]
@@ -848,6 +854,12 @@ impl CertificateParams {
 	}
 }
 
+impl AsRef<CertificateParams> for CertificateParams {
+	fn as_ref(&self) -> &CertificateParams {
+		self
+	}
+}
+
 fn write_general_subtrees(writer: DERWriter, tag: u64, general_subtrees: &[GeneralSubtree]) {
 	writer.write_tagged_implicit(Tag::context(tag), |writer| {
 		writer.write_sequence(|writer| {