#include <iostream>
#include <string>
#include <map>
+#include <vector>
+#include <list>
+
+#include <boost/function.hpp>
#include "connection.hxx"
#include "types.hxx"
void set_id(unsigned int _connection_id)
{ connection_id=_connection_id; }
- protected:
- server_connection(int _timeout)
- : connection()
- {
- set_timeout(_timeout);
- reset_timeout();
- connection_id=0;
- my_server=0;
- }
+ /// vector initialized for all callback-types, all elements in each list will be called
+ std::vector<std::list<boost::function<void ()> > > callbacks;
+ protected:
server *my_server;
+ server_connection(int _timeout);
+
+ std::ostream* get_logstream(log_level_values level);
+
+ void do_callbacks(callback_event_type event);
+
public:
- /// check if timeout is expired, close connection if so
- void check_timeout();
+ virtual ~server_connection();
- /// reset the timeout, e.g. if something is received
+ void check_timeout();
void reset_timeout();
-
void set_timeout(int _timeout)
{ timeout=_timeout; }
/// get the id of this connection within the server object
unsigned int get_id()
{ return connection_id; }
+
+ void close();
+
+ void add_callback(callback_event_type event, const boost::function<void ()>& func);
};
/**
log_level_values log_level;
std::ostream *logstream;
+ /// vector initialized for all callback-types, all elements in each list will be called
+ std::vector<std::list<boost::function<void (unsigned int)> > > callbacks;
+
unsigned int next_id;
protected:
std::map<unsigned int, server_connection*> connections;
- server()
- {
- set_default_timeout(30);
- set_logging(NULL,none);
- next_id=1;
- }
+ server();
virtual bool fill_connection_buffers(void)=0;
int add_connection(server_connection* newconn);
+ void do_callbacks(callback_event_type event, unsigned int conn_id);
+
public:
virtual ~server();
int get_default_timeout(void)
{ return default_timeout; }
- /// activate logging to the given stream. everything above the given level is logged.
- void set_logging(std::ostream *_logstream, log_level_values _log_level)
- {
- log_level=_log_level;
- logstream=_logstream;
- }
+ void set_logging(std::ostream *_logstream, log_level_values _log_level);
server_connection* get_connection(unsigned int conn_id);
- /** @brief look for new data on all open connections, accept new connections
+ void add_callback(callback_event_type event, const boost::function<void (unsigned int)>& func);
+
+ /** @brief look for new data and store it in the local buffer
@param usec_timeout wait until new data is found, max timeout usecs.
-1: wait endless
- NULL: no timeout
+ 0: return instantly
+ @param usec_timeout_remaining if non-NULL the function will write the
+ not used time to the given target
@retval true if new data was found (does not mean that the received data
is a complete packet though)
*/
- virtual bool fill_buffer(long long usec_timeout=-1)=0;
+ virtual bool fill_buffer(long long usec_timeout=-1, long long* timeout_remaining=NULL)=0;
void cleanup();
bool get_packet(std::string& data)
{ unsigned int x; return get_packet(data,x); }
- /** @brief get a complete data packet from any client. The packet is removed from the
- connection buffer.
- @param[out] data the data package
- @param[out] conn_id the connection id we got this packet from
- @retval true if packet found
- */
bool get_packet(std::string& data, unsigned int& conn_id);
- /// write a message to the log if logging is enabled
- void log(log_level_values level, const std::string& message)
- { log(level,message.c_str()); }
- /// write a message to the log if logging is enabled
- void log(log_level_values level, const char* message);
+ std::ostream* get_logstream(log_level_values level);
};
}