~vanvugt/ubuntu/oneiric/mediatomb/fix-770964-784431

///////////////////////////////////////////////////////////////////////////

//

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// may be used to endorse or promote products derived from this software 

// without specific prior written permission.

// 

// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 

// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 

// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 

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///////////////////////////////////////////////////////////////////////////

 

#include "config.h"

#if EXCLUDE_GENA == 0

#include "gena.h"

#include "gena_device.h"

#include "gena_ctrlpt.h"

 

#include "httpparser.h"

#include "httpreadwrite.h"

#include "statcodes.h"

#include "unixutil.h"

 

/************************************************************************

* Function : error_respond                                                                      

*                                                                                                                                       

* Parameters:                                                                                                           

*       IN SOCKINFO *info: Structure containing information about the socket

*       IN int error_code: error code that will be in the GENA response

*       IN http_message_t* hmsg: GENA request Packet 

*

* Description:                                                                                                          

*       This function send an error message to the control point in the case

*       incorrect GENA requests.

*

* Returns: int

*       UPNP_E_SUCCESS if successful else appropriate error

***************************************************************************/

void

error_respond( IN SOCKINFO * info,

               IN int error_code,

               IN http_message_t * hmsg )

{

    int major,

      minor;

 

    // retrieve the minor and major version from the GENA request

    http_CalcResponseVersion( hmsg->major_version,

                              hmsg->minor_version, &major, &minor );

 

    http_SendStatusResponse( info, error_code, major, minor );

}

 

/************************************************************************

* Function : genaCallback                                                                       

*                                                                                                                                       

* Parameters:                                                                                                           

*       IN http_parser_t *parser: represents the parse state of the request

*       IN http_message_t* request: HTTP message containing GENA request

*       INOUT SOCKINFO *info: Structure containing information about the socket

*

* Description:                                                                                                          

*       This is the callback function called by the miniserver to handle 

*       incoming GENA requests. 

*

* Returns: int

*       UPNP_E_SUCCESS if successful else appropriate error

***************************************************************************/

void

genaCallback( IN http_parser_t * parser,

              IN http_message_t * request,

              INOUT SOCKINFO * info )

{

    xboolean found_function = FALSE;

 

    if( request->method == HTTPMETHOD_SUBSCRIBE ) {

        DEVICEONLY( found_function = TRUE;

                    if( httpmsg_find_hdr( request, HDR_NT, NULL ) == NULL )

                    {

                    // renew subscription

                    gena_process_subscription_renewal_request

                    ( info, request );}

                    else

                    {

                    // subscribe

                    gena_process_subscription_request( info, request );}

 

                    DBGONLY( UpnpPrintf

                             ( UPNP_ALL, GENA, __FILE__, __LINE__,

                               "got subscription request\n" ); )

             )

            }

            else

        if( request->method == HTTPMETHOD_UNSUBSCRIBE ) {

            DEVICEONLY( found_function = TRUE;

                        // unsubscribe

                        gena_process_unsubscribe_request( info,

                                                          request ); )

        } else if( request->method == HTTPMETHOD_NOTIFY ) {

            CLIENTONLY( found_function = TRUE;

                        // notify

                        gena_process_notification_event( info, request ); )

        }

 

        if( !found_function ) {

            // handle missing functions of device or ctrl pt

            error_respond( info, HTTP_NOT_IMPLEMENTED, request );

        }

    }

#endif // EXCLUDE_GENA