2 files changed, 8 insertions, 11 deletions
diff --git a/buffer.cpp b/buffer.cpp
index 808f639..6d16467 100644
--- a/buffer.cpp
+++ b/buffer.cpp
@@ -30,8 +30,8 @@
 
 #include <stdexcept>
 #include <string>
-#include <iostream>
 #include <cstdio>
+#include <iostream>
 
 #include "datatypes.h"
 #include "buffer.h"
@@ -165,15 +165,13 @@ Buffer::operator u_int8_t*() // just for write/read tun
   return buf_;
 }
 
-std::ostream& operator<<(std::ostream& output, const Buffer &src)
+void Buffer::printHexDump() const
 {
-  char buf[10];
+  char text[10];
 
-  for( u_int32_t index = 0; index < src.getLength(); index++ )
+  for( u_int32_t index = 0; index < length_; index++ )
   {
-    std::sprintf(buf, "%#x", src[index]);
-    output << buf << " ";
+    std::sprintf(text, "%#x", buf_[index]);
+    std::cout << text << " ";
   }
-  
-  return output;
 }
diff --git a/buffer.h b/buffer.h
index fc9d78b..0506e98 100644
--- a/buffer.h
+++ b/buffer.h
@@ -33,8 +33,6 @@
 
 #include "datatypes.h"
 
-#include <ostream>
-
 class TunDevice;
 class UDPPacketSource;
 
@@ -54,7 +52,7 @@ public:
   u_int8_t* getBuf();
   u_int8_t& operator[](u_int32_t index);
   u_int8_t operator[](u_int32_t index) const;
-  friend std::ostream& operator<<(std::ostream& output, const Buffer &src);
+  void printHexDump() const;
 
 protected:
   operator u_int8_t*(); // just for write/read tun and packetSource
@@ -65,6 +63,7 @@ protected:
 
   u_int8_t *buf_;
   u_int32_t length_;
+
 };
 
 #endif