From 0c986de0d047d74ccf3708c551b93f60ed6bfafb Mon Sep 17 00:00:00 2001
From: miod <>
Date: Tue, 18 Nov 2014 05:33:43 +0000
Subject: Update the GOST code in libssl, as contributed by Dmitry
 Eremin-Solenikov.

This causes a libssl major version bump as this affects the layout of some
internal-but-unfortunately-made-visible structs.
---
 src/lib/libssl/t1_lib.c | 39 ++++++++++++++++++++++++++++++++++++---
 1 file changed, 36 insertions(+), 3 deletions(-)

(limited to 'src/lib/libssl/t1_lib.c')

diff --git a/src/lib/libssl/t1_lib.c b/src/lib/libssl/t1_lib.c
index b1b9ac4a87..d593fe6baf 100644
--- a/src/lib/libssl/t1_lib.c
+++ b/src/lib/libssl/t1_lib.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: t1_lib.c,v 1.66 2014/11/03 17:21:30 tedu Exp $ */
+/* $OpenBSD: t1_lib.c,v 1.67 2014/11/18 05:33:43 miod Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -587,6 +587,9 @@ static unsigned char tls12_sigalgs[] = {
 	TLSEXT_hash_sha512, TLSEXT_signature_rsa,
 	TLSEXT_hash_sha512, TLSEXT_signature_dsa,
 	TLSEXT_hash_sha512, TLSEXT_signature_ecdsa,
+#ifndef OPENSSL_NO_GOST
+	TLSEXT_hash_streebog_512, TLSEXT_signature_gostr12_512,
+#endif
 
 	TLSEXT_hash_sha384, TLSEXT_signature_rsa,
 	TLSEXT_hash_sha384, TLSEXT_signature_dsa,
@@ -596,6 +599,11 @@ static unsigned char tls12_sigalgs[] = {
 	TLSEXT_hash_sha256, TLSEXT_signature_dsa,
 	TLSEXT_hash_sha256, TLSEXT_signature_ecdsa,
 
+#ifndef OPENSSL_NO_GOST
+	TLSEXT_hash_streebog_256, TLSEXT_signature_gostr12_256,
+	TLSEXT_hash_gost94, TLSEXT_signature_gostr01,
+#endif
+
 	TLSEXT_hash_sha224, TLSEXT_signature_rsa,
 	TLSEXT_hash_sha224, TLSEXT_signature_dsa,
 	TLSEXT_hash_sha224, TLSEXT_signature_ecdsa,
@@ -2166,13 +2174,17 @@ static tls12_lookup tls12_md[] = {
 	{NID_sha224, TLSEXT_hash_sha224},
 	{NID_sha256, TLSEXT_hash_sha256},
 	{NID_sha384, TLSEXT_hash_sha384},
-	{NID_sha512, TLSEXT_hash_sha512}
+	{NID_sha512, TLSEXT_hash_sha512},
+	{NID_id_GostR3411_94, TLSEXT_hash_gost94},
+	{NID_id_tc26_gost3411_2012_256, TLSEXT_hash_streebog_256},
+	{NID_id_tc26_gost3411_2012_512, TLSEXT_hash_streebog_512}
 };
 
 static tls12_lookup tls12_sig[] = {
 	{EVP_PKEY_RSA, TLSEXT_signature_rsa},
 	{EVP_PKEY_DSA, TLSEXT_signature_dsa},
-	{EVP_PKEY_EC, TLSEXT_signature_ecdsa}
+	{EVP_PKEY_EC, TLSEXT_signature_ecdsa},
+	{EVP_PKEY_GOSTR01, TLSEXT_signature_gostr01},
 };
 
 static int
@@ -2225,6 +2237,14 @@ tls12_get_hash(unsigned char hash_alg)
 		return EVP_sha384();
 	case TLSEXT_hash_sha512:
 		return EVP_sha512();
+#ifndef OPENSSL_NO_GOST
+	case TLSEXT_hash_gost94:
+		return EVP_gostr341194();
+	case TLSEXT_hash_streebog_256:
+		return EVP_streebog256();
+	case TLSEXT_hash_streebog_512:
+		return EVP_streebog512();
+#endif
 	default:
 		return NULL;
 	}
@@ -2251,6 +2271,8 @@ tls1_process_sigalgs(SSL *s, const unsigned char *data, int dsize)
 	c->pkeys[SSL_PKEY_RSA_SIGN].digest = NULL;
 	c->pkeys[SSL_PKEY_RSA_ENC].digest = NULL;
 	c->pkeys[SSL_PKEY_ECC].digest = NULL;
+	c->pkeys[SSL_PKEY_GOST94].digest = NULL;
+	c->pkeys[SSL_PKEY_GOST01].digest = NULL;
 
 	for (i = 0; i < dsize; i += 2) {
 		unsigned char hash_alg = data[i], sig_alg = data[i + 1];
@@ -2265,6 +2287,11 @@ tls1_process_sigalgs(SSL *s, const unsigned char *data, int dsize)
 		case TLSEXT_signature_ecdsa:
 			idx = SSL_PKEY_ECC;
 			break;
+		case TLSEXT_signature_gostr01:
+		case TLSEXT_signature_gostr12_256:
+		case TLSEXT_signature_gostr12_512:
+			idx = SSL_PKEY_GOST01;
+			break;
 		default:
 			continue;
 		}
@@ -2291,5 +2318,11 @@ tls1_process_sigalgs(SSL *s, const unsigned char *data, int dsize)
 	}
 	if (!c->pkeys[SSL_PKEY_ECC].digest)
 		c->pkeys[SSL_PKEY_ECC].digest = EVP_sha1();
+#ifndef OPENSSL_NO_GOST
+	if (!c->pkeys[SSL_PKEY_GOST94].digest)
+		c->pkeys[SSL_PKEY_GOST94].digest = EVP_gostr341194();
+	if (!c->pkeys[SSL_PKEY_GOST01].digest)
+		c->pkeys[SSL_PKEY_GOST01].digest = EVP_gostr341194();
+#endif
 	return 1;
 }
-- 
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