More Doxygen comments

3 files changed, 13 insertions, 3 deletions

diff --git a/src/stream/arc4/arc4.h b/src/stream/arc4/arc4.h
index 78c665985..0488783ef 100644
--- a/src/stream/arc4/arc4.h
+++ b/src/stream/arc4/arc4.h
@@ -26,7 +26,11 @@ class BOTAN_DLL ARC4 : public StreamCipher
 
       StreamCipher* clone() const { return new ARC4(SKIP); }
 
-      ARC4(u32bit = 0);
+      /**
+      * @param skip skip this many initial bytes in the keystream
+      */
+      ARC4(u32bit skip = 0);
+
       ~ARC4() { clear(); }
    private:
       void key_schedule(const byte[], u32bit);
diff --git a/src/stream/ctr/ctr.h b/src/stream/ctr/ctr.h
index 4e8d4de7f..fc7ba522f 100644
--- a/src/stream/ctr/ctr.h
+++ b/src/stream/ctr/ctr.h
@@ -33,7 +33,10 @@ class BOTAN_DLL CTR_BE : public StreamCipher
 
       void clear();
 
-      CTR_BE(BlockCipher*);
+      /**
+      * @param cipher the underlying block cipher to use
+      */
+      CTR_BE(BlockCipher* cipher);
       ~CTR_BE();
    private:
       void key_schedule(const byte key[], u32bit key_len);
diff --git a/src/stream/ofb/ofb.h b/src/stream/ofb/ofb.h
index de212ec2c..2871dd8ee 100644
--- a/src/stream/ofb/ofb.h
+++ b/src/stream/ofb/ofb.h
@@ -33,7 +33,10 @@ class BOTAN_DLL OFB : public StreamCipher
 
       void clear();
 
-      OFB(BlockCipher*);
+      /**
+      * @param cipher the underlying block cipher to use
+      */
+      OFB(BlockCipher* cipher);
       ~OFB();
    private:
       void key_schedule(const byte key[], u32bit key_len);