upstream commit

refactor: split base64 encoding of pubkey into its own
 sshkey_to_base64() function and out of sshkey_write(); ok markus@

Upstream-ID: 54fc38f5832e9b91028900819bda46c3959a0c1a
diff --git a/sshkey.h b/sshkey.h
index 62c1c3e..cdac0e2 100644
--- a/sshkey.h
+++ b/sshkey.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: sshkey.h,v 1.5 2015/01/26 02:59:11 djm Exp $ */
+/* $OpenBSD: sshkey.h,v 1.6 2015/05/21 04:55:51 djm Exp $ */
 
 /*
  * Copyright (c) 2000, 2001 Markus Friedl.  All rights reserved.
@@ -163,6 +163,7 @@
 int	 sshkey_fromb(struct sshbuf *, struct sshkey **);
 int	 sshkey_froms(struct sshbuf *, struct sshkey **);
 int	 sshkey_to_blob(const struct sshkey *, u_char **, size_t *);
+int	 sshkey_to_base64(const struct sshkey *, char **);
 int	 sshkey_putb(const struct sshkey *, struct sshbuf *);
 int	 sshkey_puts(const struct sshkey *, struct sshbuf *);
 int	 sshkey_plain_to_blob(const struct sshkey *, u_char **, size_t *);