upstream: add a helper function to match a key type to a list of

signature algorithms. RSA keys can make signatures with multiple algorithms,
so some special handling is required. ok markus@

OpenBSD-Commit-ID: 03b41b2bda06fa4cd9c84cef6095033b9e49b6ff

1 files changed, 5 insertions, 1 deletions

diff --git a/sshkey.h b/sshkey.h
index 6edc6c5a..094815e0 100644
--- a/sshkey.h
+++ b/sshkey.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: sshkey.h,v 1.50 2021/07/23 03:37:52 djm Exp $ */
+/* $OpenBSD: sshkey.h,v 1.51 2022/01/06 22:05:42 djm Exp $ */
 
 /*
  * Copyright (c) 2000, 2001 Markus Friedl.  All rights reserved.
@@ -192,6 +192,10 @@ int	 sshkey_is_cert(const struct sshkey *);
 int	 sshkey_is_sk(const struct sshkey *);
 int	 sshkey_type_is_cert(int);
 int	 sshkey_type_plain(int);
+
+/* Returns non-zero if key name match sigalgs pattern list. (handles RSA) */
+int	 sshkey_match_keyname_to_sigalgs(const char *, const char *);
+
 int	 sshkey_to_certified(struct sshkey *);
 int	 sshkey_drop_cert(struct sshkey *);
 int	 sshkey_cert_copy(const struct sshkey *, struct sshkey *);