EchoLinkDispatcher.h

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#ifndef ECHOLINK_DISPATCHER_INCLUDED
#define ECHOLINK_DISPATCHER_INCLUDED
 
 
/****************************************************************************
 *
 * System Includes
 *
 ****************************************************************************/
 
#include <sigc++/sigc++.h>
 
#include <map>
 
 
/****************************************************************************
 *
 * Project Includes
 *
 ****************************************************************************/
 
#include <AsyncIpAddress.h>
#include <AsyncUdpSocket.h>
 
 
/****************************************************************************
 *
 * Local Includes
 *
 ****************************************************************************/
 
 
 
/****************************************************************************
 *
 * Forward declarations
 *
 ****************************************************************************/
 
 
 
/****************************************************************************
 *
 * Namespace
 *
 ****************************************************************************/
 
namespace EchoLink
{
 
/****************************************************************************
 *
 * Forward declarations of classes inside of the declared namespace
 *
 ****************************************************************************/
 
class Qso;
 
 
/****************************************************************************
 *
 * Defines & typedefs
 *
 ****************************************************************************/
 
 
 
/****************************************************************************
 *
 * Exported Global Variables
 *
 ****************************************************************************/
 
 
 
/****************************************************************************
 *
 * Class definitions
 *
 ****************************************************************************/
 
class Dispatcher : public sigc::trackable
{
  public:
    static void setPortBase(int base);
 
    static void setBindAddr(const Async::IpAddress& ip);
    
    static Dispatcher *instance(void);
 
    static void deleteInstance(void);
    
    ~Dispatcher(void);
    
    sigc::signal<void, const Async::IpAddress&, const std::string&,
                  const std::string&, const std::string&> incomingConnection;
    
  protected:
    
  private:
    friend class Qso;
  
    typedef void (Qso::*CtrlInputHandler)(unsigned char *buf, int len);
    typedef void (Qso::*AudioInputHandler)(unsigned char *buf, int len);
    typedef struct
    {
      Qso *             con;
      CtrlInputHandler  cih;
      AudioInputHandler aih;
    } ConData;
    typedef std::map<Async::IpAddress, ConData> ConMap;
    
    static const int    DEFAULT_PORT_BASE = 5198;
    
    static int              port_base;
    static Async::IpAddress bind_ip;
    static Dispatcher *     the_instance;
    
    ConMap                  con_map;
    Async::UdpSocket *      ctrl_sock;
    Async::UdpSocket *      audio_sock;
    
    bool registerConnection(Qso *con, CtrlInputHandler cih,
        AudioInputHandler aih);
    void unregisterConnection(Qso *con);
    
    Dispatcher(void);
    void ctrlDataReceived(const Async::IpAddress& ip, uint16_t port,
                          void *buf, int len);
    void audioDataReceived(const Async::IpAddress& ip, uint16_t port,
                           void *buf, int len);
    void printData(const char *buf, int len);
    
      // These functions are accessed by the Qso class
    bool sendCtrlMsg(const Async::IpAddress& to, const void *buf, int len);
    bool sendAudioMsg(const Async::IpAddress& to, const void *buf, int len);
    
};  /* class Dispatcher */
 
 
} /* namespace */
 
#endif /* ECHOLINK_DISPATCHER_INCLUDED */
 
 
 
/*
 * This file has not been truncated
 */