From 4388e51fffce1b1e02d22e99e167e4f296aeb2bf Mon Sep 17 00:00:00 2001
From: Markus Friedl <markus@cvs.openbsd.org>
Date: Mon, 19 Jan 2015 20:20:21 +0000
Subject: store compat flags in struct ssh; ok djm@

---
 usr.bin/ssh/compat.c     | 15 +++++++++------
 usr.bin/ssh/compat.h     |  4 ++--
 usr.bin/ssh/sshconnect.c |  4 ++--
 usr.bin/ssh/sshd.c       |  4 ++--
 4 files changed, 15 insertions(+), 12 deletions(-)

(limited to 'usr.bin')

diff --git a/usr.bin/ssh/compat.c b/usr.bin/ssh/compat.c
index f592ae3d39f..5eb9e95d1ae 100644
--- a/usr.bin/ssh/compat.c
+++ b/usr.bin/ssh/compat.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: compat.c,v 1.86 2014/10/08 22:15:27 djm Exp $ */
+/* $OpenBSD: compat.c,v 1.87 2015/01/19 20:20:20 markus Exp $ */
 /*
  * Copyright (c) 1999, 2000, 2001, 2002 Markus Friedl.  All rights reserved.
  *
@@ -55,7 +55,7 @@ enable_compat13(void)
 	compat13 = 1;
 }
 /* datafellows bug compatibility */
-void
+u_int
 compat_datafellows(const char *version)
 {
 	int i;
@@ -172,13 +172,14 @@ compat_datafellows(const char *version)
 	for (i = 0; check[i].pat; i++) {
 		if (match_pattern_list(version, check[i].pat,
 		    strlen(check[i].pat), 0) == 1) {
-			datafellows = check[i].bugs;
 			debug("match: %s pat %s compat 0x%08x",
-			    version, check[i].pat, datafellows);
-			return;
+			    version, check[i].pat, check[i].bugs);
+			datafellows = check[i].bugs;	/* XXX for now */
+			return check[i].bugs;
 		}
 	}
 	debug("no match: %s", version);
+	return 0;
 }
 
 #define	SEP	","
@@ -190,7 +191,9 @@ proto_spec(const char *spec)
 
 	if (spec == NULL)
 		return ret;
-	q = s = xstrdup(spec);
+	q = s = strdup(spec);
+	if (s == NULL)
+		return ret;
 	for ((p = strsep(&q, SEP)); p && *p != '\0'; (p = strsep(&q, SEP))) {
 		switch (atoi(p)) {
 		case 1:
diff --git a/usr.bin/ssh/compat.h b/usr.bin/ssh/compat.h
index 2e25d5ba991..af2f0073fb0 100644
--- a/usr.bin/ssh/compat.h
+++ b/usr.bin/ssh/compat.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: compat.h,v 1.45 2014/04/18 23:52:25 djm Exp $ */
+/* $OpenBSD: compat.h,v 1.46 2015/01/19 20:20:20 markus Exp $ */
 
 /*
  * Copyright (c) 1999, 2000, 2001 Markus Friedl.  All rights reserved.
@@ -63,7 +63,7 @@
 
 void     enable_compat13(void);
 void     enable_compat20(void);
-void     compat_datafellows(const char *);
+u_int    compat_datafellows(const char *);
 int	 proto_spec(const char *);
 char	*compat_cipher_proposal(char *);
 char	*compat_pkalg_proposal(char *);
diff --git a/usr.bin/ssh/sshconnect.c b/usr.bin/ssh/sshconnect.c
index 7aa789fdfc3..725c01301c9 100644
--- a/usr.bin/ssh/sshconnect.c
+++ b/usr.bin/ssh/sshconnect.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: sshconnect.c,v 1.254 2014/12/21 22:27:56 djm Exp $ */
+/* $OpenBSD: sshconnect.c,v 1.255 2015/01/19 20:20:20 markus Exp $ */
 /*
  * Author: Tatu Ylonen <ylo@cs.hut.fi>
  * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -618,7 +618,7 @@ ssh_exchange_identification(int timeout_ms)
 	debug("Remote protocol version %d.%d, remote software version %.100s",
 	    remote_major, remote_minor, remote_version);
 
-	compat_datafellows(remote_version);
+	active_state->compat = compat_datafellows(remote_version);
 	mismatch = 0;
 
 	switch (remote_major) {
diff --git a/usr.bin/ssh/sshd.c b/usr.bin/ssh/sshd.c
index 54766fe9f1e..910dd9cb49c 100644
--- a/usr.bin/ssh/sshd.c
+++ b/usr.bin/ssh/sshd.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: sshd.c,v 1.435 2015/01/19 20:16:15 markus Exp $ */
+/* $OpenBSD: sshd.c,v 1.436 2015/01/19 20:20:20 markus Exp $ */
 /*
  * Author: Tatu Ylonen <ylo@cs.hut.fi>
  * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -462,7 +462,7 @@ sshd_exchange_identification(int sock_in, int sock_out)
 	debug("Client protocol version %d.%d; client software version %.100s",
 	    remote_major, remote_minor, remote_version);
 
-	compat_datafellows(remote_version);
+	active_state->compat = compat_datafellows(remote_version);
 
 	if ((datafellows & SSH_BUG_PROBE) != 0) {
 		logit("probed from %s with %s.  Don't panic.",
-- 
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