Move mac base classes from src/core to src/mac

1 files changed, 56 insertions, 0 deletions

diff --git a/src/mac/mac.h b/src/mac/mac.h
new file mode 100644
index 000000000..e7bdada14
--- /dev/null
+++ b/src/mac/mac.h
@@ -0,0 +1,56 @@
+/**
+* Base class for message authentiction codes
+* (C) 1999-2007 Jack Lloyd
+*/
+
+#ifndef BOTAN_MESSAGE_AUTH_CODE_BASE_H__
+#define BOTAN_MESSAGE_AUTH_CODE_BASE_H__
+
+#include <botan/base.h>
+
+namespace Botan {
+
+/**
+* This class represents Message Authentication Code (MAC) objects.
+*/
+class BOTAN_DLL MessageAuthenticationCode : public BufferedComputation,
+                                            public SymmetricAlgorithm
+   {
+   public:
+      /**
+      * Verify a MAC.
+      * @param in the MAC to verify as a byte array
+      * @param length the length of the byte array
+      * @return true if the MAC is valid, false otherwise
+      */
+      virtual bool verify_mac(const byte[], u32bit);
+
+      /**
+      * Get a new object representing the same algorithm as *this
+      */
+      virtual MessageAuthenticationCode* clone() const = 0;
+
+      /**
+      * Get the name of this algorithm.
+      * @return the name of this algorithm
+      */
+      virtual std::string name() const = 0;
+
+      /**
+      * Reset the internal state of this object.
+      */
+      virtual void clear() throw() = 0;
+
+      MessageAuthenticationCode(u32bit mac_len,
+                                u32bit key_min,
+                                u32bit key_max = 0,
+                                u32bit key_mod = 1) :
+         BufferedComputation(mac_len),
+         SymmetricAlgorithm(key_min, key_max, key_mod) {}
+
+      virtual ~MessageAuthenticationCode() {}
+   };
+
+}
+
+#endif