RTSPMessageSender.h

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/* Copyright (C) 2000 KOM/Darmstadt University of Technology
 *
 * You are allowed to use all other parts of the code under the following terms:
 *
 * For non-commercial use, code may be used in unmodified form provided
 * that this copyright notice and this permission notice appear in
 * supporting documentation.
 *
 * This software is provided "as is" and without any express or implied
 * warranties, including, without limitation, the implied warranty of
 * fitness for a particular purpose.
 *
 * The code may be subjected to the GNU General Public License, Version 2,
 * and re-distributed under the terms of this license.
 * As a special exception, permission is granted to link this code
 * with the Qt library and distribute executables, as long as you
 * follow the requirements of the GNU GPL in regard to all of the
 * software in the executable aside from Qt.
 *
 * Commercial use other than under the terms of the GNU General Public
 * License is allowed only after express negotiation of conditions
 * with the authors.
 */
#ifndef RTSP_MSG_SENDER_H
#define RTSP_MSG_SENDER_H

#include "RTSPDefs.h"

enum ProxyOperationMode {
  RTSPProxyDontTouchRTP     = 0x0,
  RTSPProxyStreaming        = 0x1,
  RTSPProxyCaching          = 0x2,
  RTSPProxyFormatswitching  = 0x4
};

typedef int ProxyOperationModes;


class ControlBase;
class RTSPParserBase;
class RTSPProxySession;

class RTSPMessageSender
{

  public:

/* REQUESTS */
    static void send_options_request ( ControlBase*, RTSPParserBase*, int );

    static void send_teardown_request ( ControlBase* fb,  RTSPParserBase* RequestHdr, int cseq, u_int64_t snum );

    static void send_describe_request ( ControlBase*,  RTSPParserBase*, int, int );

    static void send_describe_patch_request( ControlBase*, RTSPParserBase*, int );

    static void send_setup_request ( ControlBase*     fb,
                                     RTSPParserBase*     RequestHdr,
                                     int                 cseq,
                                     bool                multicast,
                                     MNString            destination, 
                                     int                 port,
                                     ProxyOperationModes proxy_mode = 0,
                                     u_int64_t sessionID = 0);

   // ProxyOperationMode proxy_mode = RTSPProxyDontTouchRTP ); we now use int to transfer a bitpattern

    static void send_play_request ( ControlBase* fb, RTSPParserBase* RequestHdr, int cseq, u_int64_t snum,
                                    int start = -1, int stop = -1 );

    static void send_pause_request ( ControlBase* fb,  RTSPParserBase* RequestHdr, int cseq, u_int64_t snum );

    static void send_getpara_request( ControlBase*, RTSPParserBase*, int  );

/* RESPONSES */
    static void copy_ok_response( ControlBase*, RTSPParserBase*  );  // only copies the respones

    static void copy_err_response( ControlBase*, RTSPParserBase*  ); // only copies the respones

    static void send_err_response( ControlBase* fb, RTSPParserBase* Reply, int cseq );

    static void send_describe_ok( ControlBase* fb, RTSPParserBase* Reply, int cseq );
    
    static void send_ok_response( ControlBase* fb, RTSPProxySession* pSession, int idx=0 );

/* ALL */
    static void SendMessage( ControlBase*, const MNString& msg, int dummy );

    static void SendResponse( ControlBase* fb, int errNo, MNString headers, MNString body, int cseq );
    

};
#endif /* RTSP_MSG_SENDER_H */

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