From 1e3243705c6918de211100bcbd8ef0b8488d215e Mon Sep 17 00:00:00 2001
From: jsing <>
Date: Sun, 7 Feb 2021 15:04:10 +0000
Subject: Factor out the legacy stack version checks.

Also check for explicit version numbers, rather than just the major version
value.

ok tb@
---
 src/lib/libssl/ssl_clnt.c | 18 +++++-------------
 1 file changed, 5 insertions(+), 13 deletions(-)

(limited to 'src/lib/libssl/ssl_clnt.c')

diff --git a/src/lib/libssl/ssl_clnt.c b/src/lib/libssl/ssl_clnt.c
index 4a6e8b06a8..25164ea012 100644
--- a/src/lib/libssl/ssl_clnt.c
+++ b/src/lib/libssl/ssl_clnt.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: ssl_clnt.c,v 1.76 2020/10/14 16:57:33 jsing Exp $ */
+/* $OpenBSD: ssl_clnt.c,v 1.77 2021/02/07 15:04:10 jsing Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -212,18 +212,10 @@ ssl3_connect(SSL *s)
 			if (cb != NULL)
 				cb(s, SSL_CB_HANDSHAKE_START, 1);
 
-			if (SSL_is_dtls(s)) {
-				if ((s->version & 0xff00) != (DTLS1_VERSION & 0xff00)) {
-					SSLerror(s, ERR_R_INTERNAL_ERROR);
-					ret = -1;
-					goto end;
-				}
-			} else {
-				if ((s->version & 0xff00) != 0x0300) {
-					SSLerror(s, ERR_R_INTERNAL_ERROR);
-					ret = -1;
-					goto end;
-				}
+			if (!ssl_legacy_stack_version(s, s->version)) {
+				SSLerror(s, ERR_R_INTERNAL_ERROR);
+				ret = -1;
+				goto end;
 			}
 
 			/* s->version=SSL3_VERSION; */
-- 
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