x509-cert: use BitString for various fields

Author: baloo

x509-cert/src/certificate.rs

@@ -6,7 +6,7 @@ use alloc::vec::Vec;
 use core::cmp::Ordering;
 
 use const_oid::AssociatedOid;
-use der::asn1::BitStringRef;
+use der::asn1::BitString;
 use der::{Decode, Enumerated, Error, ErrorKind, Sequence, ValueOrd};
 use spki::{AlgorithmIdentifierRef, SubjectPublicKeyInfoRef};
 
@@ -91,10 +91,10 @@ pub struct TbsCertificate<'a> {
     pub subject_public_key_info: SubjectPublicKeyInfoRef<'a>,
 
     #[asn1(context_specific = "1", tag_mode = "IMPLICIT", optional = "true")]
-    pub issuer_unique_id: Option<BitStringRef<'a>>,
+    pub issuer_unique_id: Option<BitString>,
 
     #[asn1(context_specific = "2", tag_mode = "IMPLICIT", optional = "true")]
-    pub subject_unique_id: Option<BitStringRef<'a>>,
+    pub subject_unique_id: Option<BitString>,
 
     #[asn1(context_specific = "3", tag_mode = "EXPLICIT", optional = "true")]
     pub extensions: Option<crate::ext::Extensions>,
@@ -150,7 +150,7 @@ impl<'a> TbsCertificate<'a> {
 pub struct Certificate<'a> {
     pub tbs_certificate: TbsCertificate<'a>,
     pub signature_algorithm: AlgorithmIdentifierRef<'a>,
-    pub signature: BitStringRef<'a>,
+    pub signature: BitString,
 }
 
 #[cfg(feature = "pem")]

x509-cert/src/crl.rs

@@ -8,7 +8,7 @@ use crate::Version;
 
 use alloc::vec::Vec;
 
-use der::asn1::BitStringRef;
+use der::asn1::BitString;
 use der::{Sequence, ValueOrd};
 use spki::AlgorithmIdentifierRef;
 
@@ -28,7 +28,7 @@ use spki::AlgorithmIdentifierRef;
 pub struct CertificateList<'a> {
     pub tbs_cert_list: TbsCertList<'a>,
     pub signature_algorithm: AlgorithmIdentifierRef<'a>,
-    pub signature: BitStringRef<'a>,
+    pub signature: BitString,
 }
 
 /// Implicit intermediate structure from the ASN.1 definition of `TBSCertList`.