rt *transport);
<p>&nbsp; /// Destructor
<br>&nbsp; virtual ~TAO_AV_Protocol_Object (void);
<p>&nbsp; virtual int open (TAO_AV_Callback *callback,
<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
TAO_AV_Transport *transport);
<p>&nbsp; virtual int handle_input (void) = 0;
<p>&nbsp; /// Called on a control object.
<br>&nbsp; virtual int handle_control_input (ACE_Message_Block *control_frame,
<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n