===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/ssh/auth.h,v
retrieving revision 1.78
retrieving revision 1.79
diff -u -r1.78 -r1.79
--- src/usr.bin/ssh/auth.h	2014/07/03 11:16:55	1.78
+++ src/usr.bin/ssh/auth.h	2014/12/22 07:51:30	1.79
@@ -1,4 +1,4 @@
-/* $OpenBSD: auth.h,v 1.78 2014/07/03 11:16:55 djm Exp $ */
+/* $OpenBSD: auth.h,v 1.79 2014/12/22 07:51:30 djm Exp $ */
 
 /*
  * Copyright (c) 2000 Markus Friedl.  All rights reserved.
@@ -37,6 +37,8 @@
 #include <krb5.h>
 #endif
 
+struct sshkey;
+
 typedef struct Authctxt Authctxt;
 typedef struct Authmethod Authmethod;
 typedef struct KbdintDevice KbdintDevice;
@@ -66,6 +68,9 @@
 	char		*krb5_ticket_file;
 #endif
 	void		*methoddata;
+
+	struct sshkey	**prev_userkeys;
+	u_int		 nprev_userkeys;
 };
 /*
  * Every authentication method has to handle authentication requests for
@@ -114,6 +119,8 @@
 int	 user_key_allowed(struct passwd *, Key *);
 void	 pubkey_auth_info(Authctxt *, const Key *, const char *, ...)
 	    __attribute__((__format__ (printf, 3, 4)));
+void	 auth2_record_userkey(Authctxt *, struct sshkey *);
+int	 auth2_userkey_already_used(Authctxt *, struct sshkey *);
 
 struct stat;
 int	 auth_secure_path(const char *, struct stat *, const char *, uid_t,