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// -*- C++ -*-
//=============================================================================
/**
* @file AV_Core.h
*
* $Id$
*
* @author Nagarajan Surendran <naga@cs.wustl.edu>
*/
//=============================================================================
#ifndef TAO_AV_CORE_H
#define TAO_AV_CORE_H
#include /**/ "ace/pre.h"
#include "tao/PortableServer/PortableServer.h"
#include "orbsvcs/orbsvcs/AVStreamsC.h"
#include "orbsvcs/orbsvcs/AV/AV_export.h"
#include "ace/Singleton.h"
#include "ace/Unbounded_Set.h"
#include "ace/Null_Mutex.h"
class TAO_Base_StreamEndPoint;
class TAO_AV_Connector_Registry;
class TAO_AV_Acceptor_Registry;
class TAO_AV_Acceptor;
class TAO_AV_Connector;
class TAO_FlowSpec_Entry;
class TAO_AV_Transport_Item;
class TAO_AV_Transport_Factory;
class TAO_AV_Flow_Protocol_Item;
class TAO_AV_Flow_Protocol_Factory;
class ACE_Reactor;
typedef ACE_Unbounded_Set <TAO_FlowSpec_Entry*> TAO_AV_FlowSpecSet;
typedef ACE_Unbounded_Set_Iterator <TAO_FlowSpec_Entry*> TAO_AV_FlowSpecSetItor;
typedef ACE_Unbounded_Set<TAO_AV_Transport_Item*> TAO_AV_TransportFactorySet;
typedef ACE_Unbounded_Set_Iterator<TAO_AV_Transport_Item*> TAO_AV_TransportFactorySetItor;
// typedefs for containers containing the list of loaded Flow_Protocol factories.
typedef ACE_Unbounded_Set<TAO_AV_Flow_Protocol_Item*> TAO_AV_Flow_ProtocolFactorySet;
typedef ACE_Unbounded_Set_Iterator<TAO_AV_Flow_Protocol_Item*> TAO_AV_Flow_ProtocolFactorySetItor;
/**
* @class TAO_AV_Core
* @brief This class encapsulates access to the TAO AV Core's resources
* and its state.
*/
class TAO_AV_Export TAO_AV_Core
{
public:
enum EndPoint {TAO_AV_ENDPOINT_A,TAO_AV_ENDPOINT_B};
enum Protocol
{
TAO_AV_NOPROTOCOL = -1,
TAO_AV_TCP = 0,
TAO_AV_UDP = 1,
TAO_AV_AAL5 = 2,
TAO_AV_AAL3_4 = 3,
TAO_AV_AAL1 = 4,
TAO_AV_RTP_UDP = 5,
TAO_AV_RTP_AAL5 = 6,
TAO_AV_IPX = 7,
TAO_AV_SFP_UDP = 8,
TAO_AV_UDP_MCAST = 9,
TAO_AV_RTP_UDP_MCAST = 10,
TAO_AV_SFP_UDP_MCAST = 11,
TAO_AV_QOS_UDP = 12,
TAO_AV_USERDEFINED_UDP = 13,
TAO_AV_USERDEFINED_UDP_MCAST = 14,
TAO_AV_SCTP_SEQ = 15
};
enum Flow_Component
{
TAO_AV_DATA = 1,
TAO_AV_CONTROL = 2,
TAO_AV_BOTH = 3
};
/// Default constructor.
TAO_AV_Core (void);
/// Destructor.
~TAO_AV_Core (void);
int init (CORBA::ORB_ptr orb,
PortableServer::POA_ptr poa
ACE_ENV_ARG_DECL);
int run (void);
int stop_run (void);
int init_forward_flows (TAO_Base_StreamEndPoint *endpoint,
TAO_AV_FlowSpecSet &flow_spec_set,
EndPoint direction,
AVStreams::flowSpec &flow_spec);
int init_reverse_flows (TAO_Base_StreamEndPoint *endpoint,
TAO_AV_FlowSpecSet &forward_flow_spec_set,
TAO_AV_FlowSpecSet &reverse_flow_spec_set,
EndPoint direction);
int init_transport_factories (void);
int init_flow_protocol_factories (void);
int load_default_transport_factories (void);
int load_default_flow_protocol_factories (void);
/// = Get the acceptor registry
TAO_AV_Acceptor *get_acceptor (const char *flowname);
TAO_AV_Connector *get_connector (const char *flowname);
int remove_acceptor (const char *flowname);
int remove_connector (const char *flowname);
TAO_AV_Connector_Registry *connector_registry (void);
TAO_FlowSpec_Entry *get_flow_spec_entry (TAO_AV_FlowSpecSet &flow_spec_set,
const char *flowname);
TAO_AV_Acceptor_Registry *acceptor_registry (void);
// = Get the protocol factories
/// = Set/get the <ACE_Reactor>.
TAO_AV_Flow_Protocol_Factory *get_flow_protocol_factory(const char *flow_protocol);
TAO_AV_Transport_Factory *get_transport_factory(const char *transport_protocol);
TAO_AV_Flow_ProtocolFactorySet *flow_protocol_factories (void);
TAO_AV_TransportFactorySet *transport_factories (void);
void reactor (ACE_Reactor *r);
ACE_Reactor *reactor (void);
CORBA::ORB_ptr orb (void);
void orb (CORBA::ORB_ptr orb_);
PortableServer::POA_ptr poa (void);
void poa (PortableServer::POA_ptr poa_);
static int deactivate_servant (PortableServer::Servant servant);
static char *get_flowname (const char *flow_spec_entry_str);
static ACE_CString get_control_flowname(const char *flowname);
protected:
/// The connector registry which all active connecters must register
/// themselves with.
TAO_AV_Connector_Registry *connector_registry_;
/// The registry which maintains a list of acceptor factories for each
/// loaded protocol.
TAO_AV_Acceptor_Registry *acceptor_registry_;
/// Pointer to the list of transports loaded into this AV_Core instance.
TAO_AV_TransportFactorySet transport_factories_;
/// Pointer to the list of flow protocol loaded into this AV_Core instance.
TAO_AV_Flow_ProtocolFactorySet flow_protocol_factories_;
ACE_Reactor *reactor_;
CORBA::ORB_var orb_;
PortableServer::POA_var poa_;
CORBA::Boolean stop_run_;
};
typedef ACE_Singleton<TAO_AV_Core, ACE_Null_Mutex> TAO_AV_CORE;
#if defined (__BORLANDC__)
# if !defined (TAO_AV_BUILD_DLL)
# pragma option push -Jgx
# endif
#endif
TAO_AV_SINGLETON_DECLARE (ACE_Singleton, TAO_AV_Core, ACE_Null_Mutex)
#if defined (__BORLANDC__)
# if !defined(TAO_AV_BUILD_DLL)
# pragma option pop
# endif
#endif
#include /**/ "ace/post.h"
#endif /* TAO_AV_CORE_H */
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