1 files changed, 49 insertions, 0 deletions
diff --git a/src/lib/mac/ssl3mac/ssl3_mac.h b/src/lib/mac/ssl3mac/ssl3_mac.h
new file mode 100644
index 000000000..d23ac023c
--- /dev/null
+++ b/src/lib/mac/ssl3mac/ssl3_mac.h
@@ -0,0 +1,49 @@
+/*
+* SSL3-MAC
+* (C) 1999-2004 Jack Lloyd
+*
+* Distributed under the terms of the Botan license
+*/
+
+#ifndef BOTAN_SSL3_MAC_H__
+#define BOTAN_SSL3_MAC_H__
+
+#include <botan/hash.h>
+#include <botan/mac.h>
+
+namespace Botan {
+
+/**
+* A MAC only used in SSLv3. Do not use elsewhere! Use HMAC instead.
+*/
+class BOTAN_DLL SSL3_MAC : public MessageAuthenticationCode
+   {
+   public:
+      std::string name() const;
+      size_t output_length() const { return hash->output_length(); }
+      MessageAuthenticationCode* clone() const;
+
+      void clear();
+
+      Key_Length_Specification key_spec() const
+         {
+         return Key_Length_Specification(hash->output_length());
+         }
+
+      /**
+      * @param hash the underlying hash to use
+      */
+      SSL3_MAC(HashFunction* hash);
+      ~SSL3_MAC() { delete hash; }
+   private:
+      void add_data(const byte[], size_t);
+      void final_result(byte[]);
+      void key_schedule(const byte[], size_t);
+
+      HashFunction* hash;
+      secure_vector<byte> i_key, o_key;
+   };
+
+}
+
+#endif