From: Dmitry Eremin-Solenikov <dbarysh...@gmail.com>

Signed-off-by: Dmitry Eremin-Solenikov <dbarysh...@gmail.com>
---
 Makefile.in             |  2 +-
 pbkdf2-hmac-streebog.c  | 67 +++++++++++++++++++++++++++++++++++++++++
 pbkdf2.h                | 14 +++++++++
 testsuite/pbkdf2-test.c |  7 +++++
 4 files changed, 89 insertions(+), 1 deletion(-)
 create mode 100644 pbkdf2-hmac-streebog.c

diff --git a/Makefile.in b/Makefile.in
index c578e2901aa7..bcf97fcd5c8c 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -115,7 +115,7 @@ nettle_SOURCES = aes-decrypt-internal.c aes-decrypt.c \
                 nettle-meta-aeads.c nettle-meta-armors.c \
                 nettle-meta-ciphers.c nettle-meta-hashes.c \
                 pbkdf2.c pbkdf2-hmac-gosthash94.c pbkdf2-hmac-sha1.c \
-                pbkdf2-hmac-sha256.c \
+                pbkdf2-hmac-sha256.c pbkdf2-hmac-streebog.c \
                 poly1305-aes.c poly1305-internal.c \
                 realloc.c \
                 ripemd160.c ripemd160-compress.c ripemd160-meta.c \
diff --git a/pbkdf2-hmac-streebog.c b/pbkdf2-hmac-streebog.c
new file mode 100644
index 000000000000..cc286f8940ac
--- /dev/null
+++ b/pbkdf2-hmac-streebog.c
@@ -0,0 +1,67 @@
+/* pbkdf2-hmac-streebog.c
+
+   PKCS #5 PBKDF2 used with HMAC-STREEBOG.
+
+   Copyright (C) 2016 Dmitry Eremin-Solenikov
+   Copyright (C) 2012 Simon Josefsson
+
+   This file is part of GNU Nettle.
+
+   GNU Nettle is free software: you can redistribute it and/or
+   modify it under the terms of either:
+
+     * the GNU Lesser General Public License as published by the Free
+       Software Foundation; either version 3 of the License, or (at your
+       option) any later version.
+
+   or
+
+     * the GNU General Public License as published by the Free
+       Software Foundation; either version 2 of the License, or (at your
+       option) any later version.
+
+   or both in parallel, as here.
+
+   GNU Nettle is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   General Public License for more details.
+
+   You should have received copies of the GNU General Public License and
+   the GNU Lesser General Public License along with this program.  If
+   not, see http://www.gnu.org/licenses/.
+*/
+
+#if HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include "pbkdf2.h"
+
+#include "hmac.h"
+
+void
+pbkdf2_hmac_streebog256 (size_t key_length, const uint8_t *key,
+                   unsigned iterations,
+                   size_t salt_length, const uint8_t *salt,
+                   size_t length, uint8_t *dst)
+{
+  struct hmac_streebog256_ctx streebog256ctx;
+
+  hmac_streebog256_set_key (&streebog256ctx, key_length, key);
+  PBKDF2 (&streebog256ctx, hmac_streebog256_update, hmac_streebog256_digest,
+         STREEBOG256_DIGEST_SIZE, iterations, salt_length, salt, length, dst);
+}
+
+void
+pbkdf2_hmac_streebog512 (size_t key_length, const uint8_t *key,
+                   unsigned iterations,
+                   size_t salt_length, const uint8_t *salt,
+                   size_t length, uint8_t *dst)
+{
+  struct hmac_streebog512_ctx streebog512ctx;
+
+  hmac_streebog512_set_key (&streebog512ctx, key_length, key);
+  PBKDF2 (&streebog512ctx, hmac_streebog512_update, hmac_streebog512_digest,
+         STREEBOG512_DIGEST_SIZE, iterations, salt_length, salt, length, dst);
+}
diff --git a/pbkdf2.h b/pbkdf2.h
index a36dfdbaa437..67583bce615a 100644
--- a/pbkdf2.h
+++ b/pbkdf2.h
@@ -46,6 +46,8 @@ extern "C"
 #define pbkdf2_hmac_sha1 nettle_pbkdf2_hmac_sha1
 #define pbkdf2_hmac_sha256 nettle_pbkdf2_hmac_sha256
 #define pbkdf2_hmac_gosthash94cp nettle_pbkdf2_hmac_gosthash94cp
+#define pbkdf2_hmac_streebog256 nettle_pbkdf2_hmac_streebog256
+#define pbkdf2_hmac_streebog512 nettle_pbkdf2_hmac_streebog512
 
 void
 pbkdf2 (void *mac_ctx,
@@ -85,6 +87,18 @@ pbkdf2_hmac_gosthash94cp (size_t key_length, const uint8_t 
*key,
                          size_t salt_length, const uint8_t *salt,
                          size_t length, uint8_t *dst);
 
+void
+pbkdf2_hmac_streebog256 (size_t key_length, const uint8_t *key,
+                        unsigned iterations,
+                        size_t salt_length, const uint8_t *salt,
+                        size_t length, uint8_t *dst);
+
+void
+pbkdf2_hmac_streebog512 (size_t key_length, const uint8_t *key,
+                        unsigned iterations,
+                        size_t salt_length, const uint8_t *salt,
+                        size_t length, uint8_t *dst);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/testsuite/pbkdf2-test.c b/testsuite/pbkdf2-test.c
index 9e024e57b7f5..e76c82dc2b7e 100644
--- a/testsuite/pbkdf2-test.c
+++ b/testsuite/pbkdf2-test.c
@@ -157,9 +157,16 @@ test_main (void)
               STREEBOG512_DIGEST_SIZE, 4096, LDATA("sa\0lt"),
               
SHEX("50df062885b69801a3c10248eb0a27ab6e522ffeb20c991c660f001475d73a4e167f782c18e97e92976d9c1d970831ea78ccb879f67068cdac1910740844e830"));
 
+  PBKDF2_HMAC_TEST (pbkdf2_hmac_streebog512, LDATA("password"), 1, 
LDATA("salt"),
+              
SHEX("64770af7f748c3b1c9ac831dbcfd85c26111b30a8a657ddc3056b80ca73e040d2854fd36811f6d825cc4ab66ec0a68a490a9e5cf5156b3a2b7eecddbf9a16b47"));
+
   /* Generated */
   hmac_streebog256_set_key (&streebog256ctx, LDATA("password"));
   PBKDF2_TEST (&streebog256ctx, hmac_streebog256_update, 
hmac_streebog256_digest,
               STREEBOG256_DIGEST_SIZE, 1, LDATA("salt"),
               
SHEX("d789458d143b9abebc4ef63ca8e576c72b13c7d4289db23fc1e946f84cd605bc"));
+
+
+  PBKDF2_HMAC_TEST (pbkdf2_hmac_streebog256, LDATA("password"), 1, 
LDATA("salt"),
+              
SHEX("d789458d143b9abebc4ef63ca8e576c72b13c7d4289db23fc1e946f84cd605bc"));
 }
-- 
2.23.0

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