bug 331: constify Packet::PeekHeader

2008-10-10 11:20:53 +02:00
parent 32ce5ce0be
commit aea71064a4
2 changed files with 2 additions and 2 deletions
--- a/src/common/packet.cc
+++ b/src/common/packet.cc
@@ -200,7 +200,7 @@ Packet::RemoveHeader (Header &header)
  return deserialized;
 }
 uint32_t
-Packet::PeekHeader (Header &header)
+Packet::PeekHeader (Header &header) const
 {
  NS_LOG_FUNCTION (this << &header);
  uint32_t deserialized = header.Deserialize (m_buffer.Begin ());
--- a/src/common/packet.h
+++ b/src/common/packet.h
@@ -210,7 +210,7 @@ public:
   * \param header a reference to the header to read from the internal buffer.
   * \returns the number of bytes read from the packet.
   */  
-  uint32_t PeekHeader (Header &header);
+  uint32_t PeekHeader (Header &header) const;
  /**
   * Add trailer to this packet. This method invokes the
   * Trailer::GetSerializedSize and Trailer::Serialize