Initial checkin1.5.6

1 files changed, 33 insertions, 0 deletions

diff --git a/include/idea.h b/include/idea.h
new file mode 100644
index 000000000..136708bfe
--- /dev/null
+++ b/include/idea.h
@@ -0,0 +1,33 @@
+/*************************************************
+* IDEA Header File                               *
+* (C) 1999-2006 The Botan Project                *
+*************************************************/
+
+#ifndef BOTAN_IDEA_H__
+#define BOTAN_IDEA_H__
+
+#include <botan/base.h>
+
+namespace Botan {
+
+/*************************************************
+* IDEA                                           *
+*************************************************/
+class IDEA : public BlockCipher
+   {
+   public:
+      void clear() throw() { EK.clear(); DK.clear(); }
+      std::string name() const { return "IDEA"; }
+      BlockCipher* clone() const { return new IDEA; }
+      IDEA() : BlockCipher(8, 16) {}
+   private:
+      void enc(const byte[], byte[]) const;
+      void dec(const byte[], byte[]) const;
+      void key(const byte[], u32bit);
+      static u16bit mul_inv(u16bit);
+      SecureBuffer<u16bit, 52> EK, DK;
+   };
+
+}
+
+#endif