From 4e5f336dd3759c7e779da49054eb4596b68e0cb3 Mon Sep 17 00:00:00 2001
From: dtucker <dtucker>
Date: Tue, 17 Jan 2012 03:03:34 +0000
Subject:  - (dtucker) [configure.ac mac.c openbsd-compat/openssl-compat.h] 
 Add    null implementation of HMAC_CTX_init for the benefit of old versions  
  of OpenSSL that don't have it.

---
 ChangeLog                       | 5 +++++
 configure.ac                    | 6 +++---
 mac.c                           | 2 ++
 openbsd-compat/openssl-compat.h | 7 ++++++-
 4 files changed, 16 insertions(+), 4 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index a0655485..4bdc73ec 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+20120117
+ - (dtucker) [configure.ac mac.c openbsd-compat/openssl-compat.h]  Add
+   null implementation of HMAC_CTX_init for the benefit of old versions
+   of OpenSSL that don't have it.
+
 20111219
  - OpenBSD CVS Sync
    - djm@cvs.openbsd.org 2011/12/02 00:41:56
diff --git a/configure.ac b/configure.ac
index 5aeb7a8f..54fc7d0c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-# $Id: configure.ac,v 1.485 2011/11/21 05:38:50 dtucker Exp $
+# $Id: configure.ac,v 1.486 2012/01/17 03:03:37 dtucker Exp $
 #
 # Copyright (c) 1999-2004 Damien Miller
 #
@@ -15,7 +15,7 @@
 # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
 AC_INIT([OpenSSH], [Portable], [openssh-unix-dev@mindrot.org])
-AC_REVISION($Revision: 1.485 $)
+AC_REVISION($Revision: 1.486 $)
 AC_CONFIG_SRCDIR([ssh.c])
 AC_LANG([C])
 
@@ -2205,7 +2205,7 @@ AC_LINK_IFELSE(
 	]
 )
 
-AC_CHECK_FUNCS([RSA_generate_key_ex DSA_generate_parameters_ex BN_is_prime_ex RSA_get_default_method])
+AC_CHECK_FUNCS([RSA_generate_key_ex DSA_generate_parameters_ex BN_is_prime_ex RSA_get_default_method HMAC_CTX_init])
 
 AC_ARG_WITH([ssl-engine],
 	[  --with-ssl-engine       Enable OpenSSL (hardware) ENGINE support ],
diff --git a/mac.c b/mac.c
index da7b5d8b..332d3c62 100644
--- a/mac.c
+++ b/mac.c
@@ -44,6 +44,8 @@
 
 #include "umac.h"
 
+#include "openbsd-compat/openssl-compat.h"
+
 #define SSH_EVP		1	/* OpenSSL EVP-based MAC */
 #define SSH_UMAC	2	/* UMAC (not integrated with OpenSSL) */
 
diff --git a/openbsd-compat/openssl-compat.h b/openbsd-compat/openssl-compat.h
index c5fc24eb..a151eff3 100644
--- a/openbsd-compat/openssl-compat.h
+++ b/openbsd-compat/openssl-compat.h
@@ -1,4 +1,4 @@
-/* $Id: openssl-compat.h,v 1.19 2011/05/10 01:13:38 dtucker Exp $ */
+/* $Id: openssl-compat.h,v 1.20 2012/01/17 03:03:39 dtucker Exp $ */
 
 /*
  * Copyright (c) 2005 Darren Tucker <dtucker@zip.com.au>
@@ -130,5 +130,10 @@ int ssh_EVP_CipherInit(EVP_CIPHER_CTX *, const EVP_CIPHER *, unsigned char *,
 int ssh_EVP_Cipher(EVP_CIPHER_CTX *, char *, char *, int);
 int ssh_EVP_CIPHER_CTX_cleanup(EVP_CIPHER_CTX *);
 void ssh_OpenSSL_add_all_algorithms(void);
+
+# ifndef HAVE_HMAC_CTX_INIT
+#  define HMAC_CTX_init(a)
+# endif
+
 #endif	/* SSH_DONT_OVERLOAD_OPENSSL_FUNCS */
 
-- 
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