2 files changed, 19 insertions, 0 deletions
diff --git a/src/sym_algo/info.txt b/src/sym_algo/info.txt
new file mode 100644
index 000000000..3f3adfd96
--- /dev/null
+++ b/src/sym_algo/info.txt
@@ -0,0 +1,13 @@
+realname "Symmetric Algorithms"
+
+load_on auto
+
+<requires>
+rng
+</requires>
+
+<add>
+sym_algo.h
+symkey.cpp
+symkey.h
+</add>
diff --git a/src/sym_algo/sym_algo.h b/src/sym_algo/sym_algo.h
index 02343ed56..dbefbe4ca 100644
--- a/src/sym_algo/sym_algo.h
+++ b/src/sym_algo/sym_algo.h
@@ -88,6 +88,12 @@ class BOTAN_DLL SymmetricAlgorithm
       virtual void key(const byte[], u32bit) = 0;
    };
 
+/**
+* The two possible directions for cipher filters, determining whether they
+* actually perform encryption or decryption.
+*/
+enum Cipher_Dir { ENCRYPTION, DECRYPTION };
+
 }
 
 #endif