diff --git a/crypto/asymmetric_keys/x509_parser.h b/crypto/asymmetric_keys/x509_parser.h
index 0688c222806b..39f1521b773d 100644
--- a/crypto/asymmetric_keys/x509_parser.h
+++ b/crypto/asymmetric_keys/x509_parser.h
@@ -5,49 +5,11 @@
  * Written by David Howells (dhowells@redhat.com)
  */
 
-#include <linux/cleanup.h>
-#include <linux/time.h>
-#include <crypto/public_key.h>
-#include <keys/asymmetric-type.h>
-
-struct x509_certificate {
-	struct x509_certificate *next;
-	struct x509_certificate *signer;	/* Certificate that signed this one */
-	struct public_key *pub;			/* Public key details */
-	struct public_key_signature *sig;	/* Signature parameters */
-	char		*issuer;		/* Name of certificate issuer */
-	char		*subject;		/* Name of certificate subject */
-	struct asymmetric_key_id *id;		/* Issuer + Serial number */
-	struct asymmetric_key_id *skid;		/* Subject + subjectKeyId (optional) */
-	time64_t	valid_from;
-	time64_t	valid_to;
-	const void	*tbs;			/* Signed data */
-	unsigned	tbs_size;		/* Size of signed data */
-	unsigned	raw_sig_size;		/* Size of signature */
-	const void	*raw_sig;		/* Signature data */
-	const void	*raw_serial;		/* Raw serial number in ASN.1 */
-	unsigned	raw_serial_size;
-	unsigned	raw_issuer_size;
-	const void	*raw_issuer;		/* Raw issuer name in ASN.1 */
-	const void	*raw_subject;		/* Raw subject name in ASN.1 */
-	unsigned	raw_subject_size;
-	unsigned	raw_skid_size;
-	const void	*raw_skid;		/* Raw subjectKeyId in ASN.1 */
-	unsigned	index;
-	bool		seen;			/* Infinite recursion prevention */
-	bool		verified;
-	bool		self_signed;		/* T if self-signed (check unsupported_sig too) */
-	bool		unsupported_sig;	/* T if signature uses unsupported crypto */
-	bool		blacklisted;
-};
+#include <keys/x509-parser.h>
 
 /*
  * x509_cert_parser.c
  */
-extern void x509_free_certificate(struct x509_certificate *cert);
-DEFINE_FREE(x509_free_certificate, struct x509_certificate *,
-	    if (!IS_ERR(_T)) x509_free_certificate(_T))
-extern struct x509_certificate *x509_cert_parse(const void *data, size_t datalen);
 extern int x509_decode_time(time64_t *_t,  size_t hdrlen,
 			    unsigned char tag,
 			    const unsigned char *value, size_t vlen);
diff --git a/include/keys/x509-parser.h b/include/keys/x509-parser.h
new file mode 100644
index 000000000000..37436a5c7526
--- /dev/null
+++ b/include/keys/x509-parser.h
@@ -0,0 +1,53 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/* X.509 certificate parser
+ *
+ * Copyright (C) 2012 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ */
+
+#ifndef _KEYS_X509_PARSER_H
+#define _KEYS_X509_PARSER_H
+
+#include <crypto/public_key.h>
+#include <keys/asymmetric-type.h>
+#include <linux/cleanup.h>
+#include <linux/time64.h>
+
+struct x509_certificate {
+	struct x509_certificate *next;
+	struct x509_certificate *signer;	/* Certificate that signed this one */
+	struct public_key *pub;			/* Public key details */
+	struct public_key_signature *sig;	/* Signature parameters */
+	char		*issuer;		/* Name of certificate issuer */
+	char		*subject;		/* Name of certificate subject */
+	struct asymmetric_key_id *id;		/* Issuer + Serial number */
+	struct asymmetric_key_id *skid;		/* Subject + subjectKeyId (optional) */
+	time64_t	valid_from;
+	time64_t	valid_to;
+	const void	*tbs;			/* Signed data */
+	unsigned	tbs_size;		/* Size of signed data */
+	unsigned	raw_sig_size;		/* Size of signature */
+	const void	*raw_sig;		/* Signature data */
+	const void	*raw_serial;		/* Raw serial number in ASN.1 */
+	unsigned	raw_serial_size;
+	unsigned	raw_issuer_size;
+	const void	*raw_issuer;		/* Raw issuer name in ASN.1 */
+	const void	*raw_subject;		/* Raw subject name in ASN.1 */
+	unsigned	raw_subject_size;
+	unsigned	raw_skid_size;
+	const void	*raw_skid;		/* Raw subjectKeyId in ASN.1 */
+	unsigned	index;
+	bool		seen;			/* Infinite recursion prevention */
+	bool		verified;
+	bool		self_signed;		/* T if self-signed (check unsupported_sig too) */
+	bool		unsupported_sig;	/* T if signature uses unsupported crypto */
+	bool		blacklisted;
+};
+
+struct x509_certificate *x509_cert_parse(const void *data, size_t datalen);
+void x509_free_certificate(struct x509_certificate *cert);
+
+DEFINE_FREE(x509_free_certificate, struct x509_certificate *,
+	    if (!IS_ERR(_T)) x509_free_certificate(_T))
+
+#endif /* _KEYS_X509_PARSER_H */
