1 files changed, 55 insertions, 0 deletions
diff --git a/src/tls/tls_handshake_hash.h b/src/tls/tls_handshake_hash.h
new file mode 100644
index 000000000..c13f97aa8
--- /dev/null
+++ b/src/tls/tls_handshake_hash.h
@@ -0,0 +1,55 @@
+/*
+* TLS Handshake Hash
+* (C) 2004-2006,2011 Jack Lloyd
+*
+* Released under the terms of the Botan license
+*/
+
+#ifndef BOTAN_TLS_HANDSHAKE_HASH_H__
+#define BOTAN_TLS_HANDSHAKE_HASH_H__
+
+#include <botan/secmem.h>
+#include <botan/tls_version.h>
+#include <botan/tls_magic.h>
+
+namespace Botan {
+
+namespace TLS {
+
+using namespace Botan;
+
+/**
+* TLS Handshake Hash
+*/
+class Handshake_Hash
+   {
+   public:
+      void update(const byte in[], size_t length)
+         { data += std::make_pair(in, length); }
+
+      void update(const MemoryRegion<byte>& in)
+         { data += in; }
+
+      void update(byte in)
+         { data.push_back(in); }
+
+      void update(Handshake_Type handshake_type,
+                  const MemoryRegion<byte>& handshake_msg);
+
+      SecureVector<byte> final(Protocol_Version version,
+                               const std::string& mac_algo);
+
+      SecureVector<byte> final_ssl3(const MemoryRegion<byte>& master_secret);
+
+      const SecureVector<byte>& get_contents() const
+         { return data; }
+
+   private:
+      SecureVector<byte> data;
+   };
+
+}
+
+}
+
+#endif