1 files changed, 44 insertions, 0 deletions
diff --git a/comm/third_party/botan/src/lib/tls/tls_handshake_hash.h b/comm/third_party/botan/src/lib/tls/tls_handshake_hash.h
new file mode 100644
index 0000000000..bb38015c8c
--- /dev/null
+++ b/comm/third_party/botan/src/lib/tls/tls_handshake_hash.h
@@ -0,0 +1,44 @@
+/*
+* TLS Handshake Hash
+* (C) 2004-2006,2011,2012 Jack Lloyd
+*
+* Botan is released under the Simplified BSD License (see license.txt)
+*/
+
+#ifndef BOTAN_TLS_HANDSHAKE_HASH_H_
+#define BOTAN_TLS_HANDSHAKE_HASH_H_
+
+#include <botan/secmem.h>
+#include <botan/tls_version.h>
+
+namespace Botan {
+
+namespace TLS {
+
+/**
+* TLS Handshake Hash
+*/
+class Handshake_Hash final
+   {
+   public:
+      void update(const uint8_t in[], size_t length)
+         { m_data += std::make_pair(in, length); }
+
+      void update(const std::vector<uint8_t>& in)
+         { m_data += in; }
+
+      secure_vector<uint8_t> final(Protocol_Version version,
+                                const std::string& mac_algo) const;
+
+      const std::vector<uint8_t>& get_contents() const { return m_data; }
+
+      void reset() { m_data.clear(); }
+   private:
+      std::vector<uint8_t> m_data;
+   };
+
+}
+
+}
+
+#endif