1 files changed, 38 insertions, 0 deletions
diff --git a/src/pubkey/pk_ops.h b/src/pubkey/pk_ops.h
new file mode 100644
index 000000000..2b9ac4366
--- /dev/null
+++ b/src/pubkey/pk_ops.h
@@ -0,0 +1,38 @@
+/*
+* PK Operation Types
+* (C) 2010 Jack Lloyd
+*
+* Distributed under the terms of the Botan license
+*/
+
+#ifndef BOTAN_PK_OPERATIONS_H__
+#define BOTAN_PK_OPERATIONS_H__
+
+#include <botan/secmem.h>
+
+namespace Botan {
+
+namespace PK_Ops {
+
+/*
+* A generic Key Agreement Operation (eg DH or ECDH)
+*/
+class BOTAN_DLL KA_Operation
+   {
+   public:
+      /*
+      * Perform a key agreement operation
+      * @param w the other key value
+      * @param w_len the length of w in bytes
+      * @returns the agreed key
+      */
+      virtual SecureVector<byte> agree(const byte w[], u32bit w_len) const = 0;
+
+      virtual ~KA_Operation() {}
+   };
+
+}
+
+}
+
+#endif