1 files changed, 47 insertions, 0 deletions
diff --git a/comm/third_party/botan/src/lib/hash/gost_3411/gost_3411.h b/comm/third_party/botan/src/lib/hash/gost_3411/gost_3411.h
new file mode 100644
index 0000000000..51d7aa4777
--- /dev/null
+++ b/comm/third_party/botan/src/lib/hash/gost_3411/gost_3411.h
@@ -0,0 +1,47 @@
+/*
+* GOST 34.11
+* (C) 2009 Jack Lloyd
+*
+* Botan is released under the Simplified BSD License (see license.txt)
+*/
+
+#ifndef BOTAN_GOST_3411_H_
+#define BOTAN_GOST_3411_H_
+
+#include <botan/hash.h>
+#include <botan/gost_28147.h>
+
+BOTAN_FUTURE_INTERNAL_HEADER(gost_3411.h)
+
+namespace Botan {
+
+/**
+* GOST 34.11
+*/
+class BOTAN_PUBLIC_API(2,0) GOST_34_11 final : public HashFunction
+   {
+   public:
+      std::string name() const override { return "GOST-R-34.11-94" ; }
+      size_t output_length() const override { return 32; }
+      size_t hash_block_size() const override { return 32; }
+      HashFunction* clone() const override { return new GOST_34_11; }
+      std::unique_ptr<HashFunction> copy_state() const override;
+
+      void clear() override;
+
+      GOST_34_11();
+   private:
+      void compress_n(const uint8_t input[], size_t blocks);
+
+      void add_data(const uint8_t[], size_t) override;
+      void final_result(uint8_t[]) override;
+
+      GOST_28147_89 m_cipher;
+      secure_vector<uint8_t> m_buffer, m_sum, m_hash;
+      size_t m_position;
+      uint64_t m_count;
+   };
+
+}
+
+#endif