h323h224.h

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00001 /*
00002  * h323h224.h
00003  *
00004  * H.323 H.224 logical channel establishment implementation for the 
00005  * OpenH323 Project.
00006  *
00007  * Copyright (c) 2006 Network for Educational Technology, ETH Zurich.
00008  * Written by Hannes Friederich.
00009  *
00010  * The contents of this file are subject to the Mozilla Public License
00011  * Version 1.0 (the "License"); you may not use this file except in
00012  * compliance with the License. You may obtain a copy of the License at
00013  * http://www.mozilla.org/MPL/
00014  *
00015  * Software distributed under the License is distributed on an "AS IS"
00016  * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
00017  * the License for the specific language governing rights and limitations
00018  * under the License.
00019  *
00020  * Contributor(s): ______________________________________.
00021  *
00022  * $Revision: 22709 $
00023  * $Author: rjongbloed $
00024  * $Date: 2009-05-24 19:39:16 -0500 (Sun, 24 May 2009) $
00025  */
00026 
00027 #ifndef OPAL_H224_H323H224_H
00028 #define OPAL_H224_H323H224_H
00029 
00030 #ifdef P_USE_PRAGMA
00031 #pragma interface
00032 #endif
00033 
00034 #include <opal/buildopts.h>
00035 
00036 #if OPAL_HAS_H224
00037 #if OPAL_H323
00038 
00039 #include <h323/h323caps.h>
00040 
00041 #include <h224/h224.h>
00042 #include <h224/h224handler.h>
00043 
00044 
00047 class H323_H224_AnnexQCapability : public H323DataCapability
00048 {
00049   PCLASSINFO(H323_H224_AnnexQCapability, H323DataCapability);
00050   
00051 public:
00052   
00053   H323_H224_AnnexQCapability();
00054   ~H323_H224_AnnexQCapability();
00055   
00056   Comparison Compare(const PObject & obj) const;
00057         
00058   virtual PObject * Clone() const;
00059         
00060   virtual unsigned GetSubType() const;
00061         
00062   virtual PString GetFormatName() const;
00063   
00064   virtual H323Channel * CreateChannel(H323Connection & connection,
00065                                       H323Channel::Directions direction,
00066                                       unsigned int sessionID,
00067                                       const H245_H2250LogicalChannelParameters * params) const;
00068         
00069   virtual PBoolean OnSendingPDU(H245_DataApplicationCapability & pdu) const;
00070   virtual PBoolean OnSendingPDU(H245_DataMode & pdu) const;
00071   virtual PBoolean OnReceivedPDU(const H245_DataApplicationCapability & pdu);
00072 };
00073 
00074 
00077 class H323_H224_HDLCTunnelingCapability : public H323DataCapability
00078 {
00079   PCLASSINFO(H323_H224_HDLCTunnelingCapability, H323DataCapability);
00080         
00081 public:
00082         
00083   H323_H224_HDLCTunnelingCapability();
00084   ~H323_H224_HDLCTunnelingCapability();
00085         
00086   Comparison Compare(const PObject & obj) const;
00087         
00088   virtual PObject * Clone() const;
00089         
00090   virtual unsigned GetSubType() const;
00091         
00092   virtual PString GetFormatName() const;
00093   
00094   virtual H323Channel * CreateChannel(H323Connection & connection,
00095                                       H323Channel::Directions direction,
00096                                       unsigned int sessionID,
00097                                       const H245_H2250LogicalChannelParameters * params) const;
00098         
00099   virtual PBoolean OnSendingPDU(H245_DataApplicationCapability & pdu) const;
00100   virtual PBoolean OnSendingPDU(H245_DataMode & pdu) const;
00101   virtual PBoolean OnReceivedPDU(const H245_DataApplicationCapability & pdu);
00102         
00103 };
00104 
00105 #define OPAL_REGISTER_H224_CAPABILITY() \
00106   H323_REGISTER_CAPABILITY(H323_H224_AnnexQCapability, GetOpalH224_H323AnnexQ().GetName()); \
00107   H323_REGISTER_CAPABILITY(H323_H224_HDLCTunnelingCapability, GetOpalH224_HDLCTunneling().GetName()); \
00108 
00109 
00110 #endif // OPAL_H323
00111 
00112 #endif // OPAL_HAS_H224
00113 
00114 #endif // OPAL_H224_H323H224_H