* added AuthTag class

* bugfixes in keyderivation, aesicmcypher
* removed authtag functins temorarly from anytun.cpp 

1 files changed, 7 insertions, 30 deletions

diff --git a/buffer.cpp b/buffer.cpp
index a21ebb3..e85500d 100644
--- a/buffer.cpp
+++ b/buffer.cpp
@@ -88,43 +88,20 @@ void Buffer::operator=(const Buffer &src)
     length_ = 0;
 }
 
-void Buffer::operator=(const seq_nr_t &src)
-{
-  if(buf_)
-    delete[] buf_;
-
-  length_ = sizeof(src);
-
-  buf_ = new u_int8_t[length_];
 
-  if( buf_ )
-  {
-    for( u_int32_t index = 0; index <= length_; index++ )
-      buf_[index] = (src>>index) & 0xFF;
-  }
-  else
-    length_ = 0;
-}
 
-
-void Buffer::operator=(const sender_id_t &src)
+bool Buffer::operator==(const Buffer &cmp) const
 {
-  if(buf_)
-    delete[] buf_;
+  if(length_ != cmp.length_)
+    return false;
 
-  length_ = sizeof(src);
-
-  buf_ = new u_int8_t[length_];
+  if(!std::memcmp(buf_, cmp.buf_, length_))
+    return true;
 
-  if( buf_ )
-  {
-    for( u_int32_t index = 0; index <= length_; index++ )
-      buf_[index] = (src>>index) & 0xFF;
-  }
-  else
-    length_ = 0;
+  return false;
 }
 
+
 u_int32_t Buffer::resizeFront(u_int32_t new_length)
 {
   if(length_ == new_length)