DVBSocketController.hh

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//
// Copyright (c) 2020 Fraunhofer Institute for Applied Information Technology (FIT)
//                    Network Research Group (NET)
//                    Schloss Birlinghoven, 53754 Sankt Augustin, GERMANY
//                    Contact: support@wiback.org
//
// This file is part of the SENF code tree.
// It is licensed under the 3-clause BSD License (aka New BSD License).
// See LICENSE.txt in the top level directory for details or visit
// https://opensource.org/licenses/BSD-3-Clause
//


#ifndef HH_SENF_Socket_Protocols_DVB_DVBSocketController_
#define HH_SENF_Socket_Protocols_DVB_DVBSocketController_ 1

// Custom includes
#include <string>
#include <linux/dvb/frontend.h>
#include "DVBFrontendHandle.hh"
#include "DVBDemuxHandles.hh"
#include "DVBConfigParser.hh"
#include <senf/Scheduler/FdEvent.hh>
#include <senf/Utils/Console/ScopedDirectory.hh>

namespace senf {

#define MPE_TABLEID 62

class DVBSocketController : boost::noncopyable
{
public:

    console::ScopedDirectory<> dir;

    typedef boost::function<void (const struct dvb_frontend_event & )> Callback;

    DVBSocketController(DVBFrontendHandle frontendHandle_ = DVBFrontendHandle(0,0), const Callback & cb = NULL);
    ~DVBSocketController();

    DVBDemuxSectionHandle createDVBDemuxSectionHandle(  int adapternumber=0, int demuxnumber=0, bool addToConsole=false );
    DVBDemuxPESHandle createDVBDemuxPESHandle(  int adapternumber=0, int demuxnumber=0, bool addToConsole=false );

    void addToConsole(DVBDemuxSectionHandle sh);

    void addToConsole(DVBDemuxPESHandle sh);

    void tuneToCMD(std::string const & input, std::string const & mode = "async");

    void tuneTo(std::string const & channel);

    void tuneDVB_S(unsigned int frequency, fe_spectral_inversion_t inversion, unsigned int symbole_rate, fe_code_rate_t code_rate);

    void tuneDVB_T(unsigned int frequency,
                    fe_spectral_inversion_t inversion, fe_bandwidth_t bandwidth,
                    fe_code_rate_t code_rate_HP, /* high priority stream code rate */
                    fe_code_rate_t code_rate_LP, /* low priority stream code rate */
                    fe_modulation_t constellation, /* modulation type (see above) */
                    fe_transmit_mode_t transmission_mode,
                    fe_guard_interval_t guard_interval,
                    fe_hierarchy_t hierarchy_information);

    void tuneDVB_C(unsigned int frequency,
                    fe_spectral_inversion_t inversion, unsigned int symbol_rate,
                    fe_code_rate_t fec_inner, fe_modulation_t modulation);

    dvb_frontend_event tuneTo_sync(std::string const & channel );

    dvb_frontend_event tuneDVB_S_sync(unsigned int frequency, fe_spectral_inversion_t inversion, unsigned int symbole_rate, fe_code_rate_t code_rate);

    dvb_frontend_event tuneDVB_T_sync(unsigned int frequency,
                fe_spectral_inversion_t inversion, fe_bandwidth_t bandwidth,
                fe_code_rate_t code_rate_HP, /* high priority stream code rate */
                fe_code_rate_t code_rate_LP, /* low priority stream code rate */
                fe_modulation_t constellation, /* modulation type (see above) */
                fe_transmit_mode_t transmission_mode,
                fe_guard_interval_t guard_interval,
                fe_hierarchy_t hierarsourcechy_information);

    dvb_frontend_event tuneDVB_C_sync(unsigned int frequency,
                fe_spectral_inversion_t inversion, unsigned int symbol_rate,
                fe_code_rate_t fec_inner, fe_modulation_t modulation);

    fe_type_t getType();                

    std::string getTypeString();        

    std::string status2String(fe_status_t status);

    unsigned int bitErrorRate() const;  

    unsigned int signalToNoiseRatio() const;

    unsigned int signalStrength() const;

    std::string getTuneInfo(const std::string & conf ="Ssbuf");

private:
    DVBFrontendHandle frontendHandle;
    fe_type_t type;
    DVBConfigParser parser;
    Callback cb;
    static unsigned int controllerNr;
    unsigned int sectionNr;
    unsigned int pesNr;
    scheduler::FdEvent event;
    void readEvent(int i);
    void initConsole();
};

}

//#include "DVBSocketController.cci"
//#include "DVBSocketController.ct"
//#include "DVBSocketController.cti"
#endif