Document certificate_policies() in a comment.

diff --git a/usr.sbin/rpki-client/cert.c b/usr.sbin/rpki-client/cert.c
index b5fc2e0..186cb08 100644 (file)
--- a/usr.sbin/rpki-client/cert.c
+++ b/usr.sbin/rpki-client/cert.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: cert.c,v 1.54 2022/02/04 16:28:20 tb Exp $ */
+/*     $OpenBSD: cert.c,v 1.55 2022/02/04 16:50:01 tb Exp $ */
 /*
  * Copyright (c) 2021 Job Snijders <job@openbsd.org>
  * Copyright (c) 2019 Kristaps Dzonsons <kristaps@bsd.lv>
@@ -971,6 +971,10 @@ out:
        return rc;
 }
 
+/*
+ * Parse the certificate policies extension and check that it follows RFC 7318.
+ * Returns zero on failure, non-zero on success.
+ */
 static int
 certificate_policies(struct parse *p, X509_EXTENSION *ext)
 {