Initial checkin1.5.6

1 files changed, 45 insertions, 0 deletions

diff --git a/include/cfb.h b/include/cfb.h
new file mode 100644
index 000000000..bbecd63ec
--- /dev/null
+++ b/include/cfb.h
@@ -0,0 +1,45 @@
+/*************************************************
+* CFB Mode Header File                           *
+* (C) 1999-2006 The Botan Project                *
+*************************************************/
+
+#ifndef BOTAN_CFB_H__
+#define BOTAN_CFB_H__
+
+#include <botan/modebase.h>
+
+namespace Botan {
+
+/*************************************************
+* CFB Encryption                                 *
+*************************************************/
+class CFB_Encryption : public BlockCipherMode
+   {
+   public:
+      CFB_Encryption(const std::string&, u32bit = 0);
+      CFB_Encryption(const std::string&, const SymmetricKey&,
+                     const InitializationVector&, u32bit = 0);
+   private:
+      void write(const byte[], u32bit);
+      void feedback();
+      const u32bit FEEDBACK_SIZE;
+   };
+
+/*************************************************
+* CFB Decryption                                 *
+*************************************************/
+class CFB_Decryption : public BlockCipherMode
+   {
+   public:
+      CFB_Decryption(const std::string&, u32bit = 0);
+      CFB_Decryption(const std::string&, const SymmetricKey&,
+                     const InitializationVector&, u32bit = 0);
+   private:
+      void write(const byte[], u32bit);
+      void feedback();
+      const u32bit FEEDBACK_SIZE;
+   };
+
+}
+
+#endif