1 files changed, 9 insertions, 1 deletions
diff --git a/src/mac/cmac/cmac.h b/src/mac/cmac/cmac.h
index bf7ccdc91..b5f3eec1a 100644
--- a/src/mac/cmac/cmac.h
+++ b/src/mac/cmac/cmac.h
@@ -23,10 +23,18 @@ class BOTAN_DLL CMAC : public MessageAuthenticationCode
       std::string name() const;
       MessageAuthenticationCode* clone() const;
 
+      /**
+      * CMAC's polynomial doubling operation
+      * @param in the input
+      * @param polynomial the byte value of the polynomial
+      */
       static SecureVector<byte> poly_double(const MemoryRegion<byte>& in,
                                             byte polynomial);
 
-      CMAC(BlockCipher* e);
+      /**
+      * @param cipher the underlying block cipher to use
+      */
+      CMAC(BlockCipher* cipher);
       ~CMAC();
    private:
       void add_data(const byte[], u32bit);