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/* -*- C++ -*- */
// $Id$
/* A base class that consolidates friend management functionality
shared by both clients and servers. */
#ifndef _FRIEND_MANAGER_H
#define _FRIEND_MANAGER_H
#include "ace/OS.h"
#include "Options.h"
#include "Search_Struct.h"
#include "Protocol_Record.h"
class Protocol_Manager
{
protected:
int total_users;
Search_Struct *ss;
int friend_count (void);
Drwho_Node *get_drwho_node (char *host_name, Drwho_Node *&head);
int get_total_users (void);
void increment_total_users (int remote_users = 1);
Protocol_Record *get_next_friend (void);
Protocol_Record *get_each_friend (void);
virtual Protocol_Record *insert_protocol_info (Protocol_Record &protocol_record) = 0;
public:
Protocol_Manager (void);
virtual ~Protocol_Manager (void);
virtual int encode (char *packet, int &total_bytes) = 0;
virtual int decode (char *packet, int &total_bytes) = 0;
};
#ifdef __OPTIMIZE__
inline
Protocol_Manager::Protocol_Manager (void): total_users (0)
{}
inline
Protocol_Manager::~Protocol_Manager (void)
{
if (Options::DEBUG)
fprintf (stderr, "disposing Protocol_Manager\n");
}
/* Returns the next friend in the sequence of sorted friends. */
inline Protocol_Record *
Protocol_Manager::get_next_friend (void)
{
return this->ss->get_next_entry ();
}
inline Protocol_Record *
Protocol_Manager::get_each_friend (void)
{
return this->ss->get_each_entry ();
}
/* Returns the number of friends. */
inline int
Protocol_Manager::friend_count (void)
{
return this->ss->n_elems ();
}
inline int
Protocol_Manager::get_total_users (void)
{
return this->total_users;
}
inline void
Protocol_Manager::increment_total_users (int remote_users)
{
this->total_users += remote_users;
}
#endif /* __OPTIMIZE__ */
#endif /* _FRIEND_MANAGER_H */
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