28310 struct x509_certificate {  struct
28311 	struct x509_certificate *next;  argument
28312 	struct x509_certificate *signer;  argument
28313 	struct public_key *pub;
28314 	struct public_key_signature *sig;
28315 	char *issuer;
28316 	char *subject;
28317 	struct asymmetric_key_id *id;
28318 	struct asymmetric_key_id *skid;
28319 	time64_t valid_from;
28343 	struct x509_certificate *signer;  argument