dont clear terrestrial and cable transponders when not needed
[enigma2.git] / lib / dvb / db.cpp
index 9035b8f0204c1fb861314dc0d96a9fa8be92fe27..110cedd8c3bc96ece8a4ea74fb3fc0dac3ce677d 100644 (file)
@@ -151,7 +151,7 @@ RESULT eDVBService::getEvent(const eServiceReference &ref, ePtr<eServiceEvent> &
        return eEPGCache::getInstance()->lookupEventTime(ref, start_time, ptr);
 }
 
-int eDVBService::isPlayable(const eServiceReference &ref, const eServiceReference &ignore)
+int eDVBService::isPlayable(const eServiceReference &ref, const eServiceReference &ignore, bool simulate)
 {
        ePtr<eDVBResourceManager> res_mgr;
        if ( eDVBResourceManager::getInstance( res_mgr ) )
@@ -161,7 +161,7 @@ int eDVBService::isPlayable(const eServiceReference &ref, const eServiceReferenc
                eDVBChannelID chid, chid_ignore;
                ((const eServiceReferenceDVB&)ref).getChannelID(chid);
                ((const eServiceReferenceDVB&)ignore).getChannelID(chid_ignore);
-               return res_mgr->canAllocateChannel(chid, chid_ignore);
+               return res_mgr->canAllocateChannel(chid, chid_ignore, simulate);
        }
        return 0;
 }
@@ -284,13 +284,14 @@ void eDVBDB::loadServicelist(const char *file)
                return;
        }
        char line[256];
-       if ((!fgets(line, 256, f)) || strncmp(line, "eDVB services", 13))
+       int version=3;
+       if ((!fgets(line, 256, f)) || sscanf(line, "eDVB services /%d/", &version) != 1)
        {
-               eDebug("not a servicefile");
+               eDebug("not a valid servicefile");
                fclose(f);
                return;
        }
-       eDebug("reading services");
+       eDebug("reading services (version %d)", version);
        if ((!fgets(line, 256, f)) || strcmp(line, "transponders\n"))
        {
                eDebug("services invalid, no transponders");
@@ -325,11 +326,15 @@ void eDVBDB::loadServicelist(const char *file)
                        {
                                eDVBFrontendParametersSatellite sat;
                                int frequency, symbol_rate, polarisation, fec, orbital_position, inversion,
-                                       system=eDVBFrontendParametersSatellite::System::DVB_S,
-                                       modulation=eDVBFrontendParametersSatellite::Modulation::QPSK,
-                                       rolloff=eDVBFrontendParametersSatellite::RollOff::alpha_0_35,
-                                       pilot=eDVBFrontendParametersSatellite::Pilot::Unknown;
-                               sscanf(line+3, "%d:%d:%d:%d:%d:%d:%d:%d:%d:%d", &frequency, &symbol_rate, &polarisation, &fec, &orbital_position, &inversion, &system, &modulation, &rolloff, &pilot);
+                                       flags=0,
+                                       system=eDVBFrontendParametersSatellite::System_DVB_S,
+                                       modulation=eDVBFrontendParametersSatellite::Modulation_QPSK,
+                                       rolloff=eDVBFrontendParametersSatellite::RollOff_alpha_0_35,
+                                       pilot=eDVBFrontendParametersSatellite::Pilot_Unknown;
+                               if (version == 3)
+                                       sscanf(line+3, "%d:%d:%d:%d:%d:%d:%d:%d:%d:%d", &frequency, &symbol_rate, &polarisation, &fec, &orbital_position, &inversion, &system, &modulation, &rolloff, &pilot);
+                               else
+                                       sscanf(line+3, "%d:%d:%d:%d:%d:%d:%d:%d:%d:%d:%d", &frequency, &symbol_rate, &polarisation, &fec, &orbital_position, &inversion, &flags, &system, &modulation, &rolloff, &pilot);
                                sat.frequency = frequency;
                                sat.symbol_rate = symbol_rate;
                                sat.polarisation = polarisation;
@@ -342,11 +347,12 @@ void eDVBDB::loadServicelist(const char *file)
                                sat.rolloff = rolloff;
                                sat.pilot = pilot;
                                feparm->setDVBS(sat);
+                               feparm->setFlags(flags);
                        } else if (line[1]=='t')
                        {
                                eDVBFrontendParametersTerrestrial ter;
-                               int frequency, bandwidth, code_rate_HP, code_rate_LP, modulation, transmission_mode, guard_interval, hierarchy, inversion;
-                               sscanf(line+3, "%d:%d:%d:%d:%d:%d:%d:%d:%d", &frequency, &bandwidth, &code_rate_HP, &code_rate_LP, &modulation, &transmission_mode, &guard_interval, &hierarchy, &inversion);
+                               int frequency, bandwidth, code_rate_HP, code_rate_LP, modulation, transmission_mode, guard_interval, hierarchy, inversion, flags=0;
+                               sscanf(line+3, "%d:%d:%d:%d:%d:%d:%d:%d:%d:%d", &frequency, &bandwidth, &code_rate_HP, &code_rate_LP, &modulation, &transmission_mode, &guard_interval, &hierarchy, &inversion, &flags);
                                ter.frequency = frequency;
                                ter.bandwidth = bandwidth;
                                ter.code_rate_HP = code_rate_HP;
@@ -357,20 +363,23 @@ void eDVBDB::loadServicelist(const char *file)
                                ter.hierarchy = hierarchy;
                                ter.inversion = inversion;
                                feparm->setDVBT(ter);
+                               feparm->setFlags(flags);
                        } else if (line[1]=='c')
                        {
                                eDVBFrontendParametersCable cab;
                                int frequency, symbol_rate,
-                                       inversion=eDVBFrontendParametersCable::Inversion::Unknown,
-                                       modulation=eDVBFrontendParametersCable::Modulation::Auto,
-                                       fec_inner=eDVBFrontendParametersCable::FEC::fAuto;
-                               sscanf(line+3, "%d:%d:%d:%d:%d", &frequency, &symbol_rate, &inversion, &modulation, &fec_inner);
+                                       inversion=eDVBFrontendParametersCable::Inversion_Unknown,
+                                       modulation=eDVBFrontendParametersCable::Modulation_Auto,
+                                       fec_inner=eDVBFrontendParametersCable::FEC_Auto,
+                                       flags=0;
+                               sscanf(line+3, "%d:%d:%d:%d:%d:%d", &frequency, &symbol_rate, &inversion, &modulation, &fec_inner, &flags);
                                cab.frequency = frequency;
                                cab.fec_inner = fec_inner;
                                cab.inversion = inversion;
                                cab.symbol_rate = symbol_rate;
                                cab.modulation = modulation;
                                feparm->setDVBC(cab);
+                               feparm->setFlags(flags);
                        }
                }
                addChannelToList(channelid, feparm);
@@ -469,7 +478,7 @@ void eDVBDB::saveServicelist(const char *file)
        int channels=0, services=0;
        if (!f)
                eFatal("couldn't save lame channel db!");
-       fprintf(f, "eDVB services /3/\n");
+       fprintf(f, "eDVB services /4/\n");
        fprintf(f, "transponders\n");
        for (std::map<eDVBChannelID, channel>::const_iterator i(m_channels.begin());
                        i != m_channels.end(); ++i)
@@ -482,43 +491,43 @@ void eDVBDB::saveServicelist(const char *file)
                eDVBFrontendParametersSatellite sat;
                eDVBFrontendParametersTerrestrial ter;
                eDVBFrontendParametersCable cab;
+               unsigned int flags;  // flagOnlyFree yet..
+               ch.m_frontendParameters->getFlags(flags);
                if (!ch.m_frontendParameters->getDVBS(sat))
                {
-                       if (sat.system == eDVBFrontendParametersSatellite::System::DVB_S2)
+                       if (sat.system == eDVBFrontendParametersSatellite::System_DVB_S2)
                        {
-                               fprintf(f, "\ts %d:%d:%d:%d:%d:%d:%d:%d:%d",
+                               fprintf(f, "\ts %d:%d:%d:%d:%d:%d:%d:%d:%d:%d:%d\n",
                                        sat.frequency, sat.symbol_rate,
                                        sat.polarisation, sat.fec,
                                        sat.orbital_position > 1800 ? sat.orbital_position - 3600 : sat.orbital_position,
                                        sat.inversion,
+                                       flags,
                                        sat.system,
                                        sat.modulation,
-                                       sat.rolloff);
-                               if (sat.modulation == eDVBFrontendParametersSatellite::Modulation::M8PSK)
-                                       fprintf(f, ":%d\n", sat.pilot);
-                               else
-                                       fprintf(f, "\n");
+                                       sat.rolloff,
+                                       sat.pilot);
                        }
                        else
                        {
-                               fprintf(f, "\ts %d:%d:%d:%d:%d:%d\n",
+                               fprintf(f, "\ts %d:%d:%d:%d:%d:%d:%d\n",
                                        sat.frequency, sat.symbol_rate,
                                        sat.polarisation, sat.fec,
                                        sat.orbital_position > 1800 ? sat.orbital_position - 3600 : sat.orbital_position,
-                                       sat.inversion);
+                                       sat.inversion, flags);
                        }
                }
                else if (!ch.m_frontendParameters->getDVBT(ter))
                {
-                       fprintf(f, "\tt %d:%d:%d:%d:%d:%d:%d:%d:%d\n",
+                       fprintf(f, "\tt %d:%d:%d:%d:%d:%d:%d:%d:%d:%d\n",
                                ter.frequency, ter.bandwidth, ter.code_rate_HP,
                                ter.code_rate_LP, ter.modulation, ter.transmission_mode,
-                               ter.guard_interval, ter.hierarchy, ter.inversion);
+                               ter.guard_interval, ter.hierarchy, ter.inversion, flags);
                }
                else if (!ch.m_frontendParameters->getDVBC(cab))
                {
-                       fprintf(f, "\tc %d:%d:%d:%d:%d\n",
-                               cab.frequency, cab.symbol_rate, cab.inversion, cab.modulation, cab.fec_inner);
+                       fprintf(f, "\tc %d:%d:%d:%d:%d:%d\n",
+                               cab.frequency, cab.symbol_rate, cab.inversion, cab.modulation, cab.fec_inner, flags);
                }
                fprintf(f, "/\n");
                channels++;
@@ -777,7 +786,7 @@ PyObject *eDVBDB::readSatellites(ePyObject sat_list, ePyObject sat_dict, ePyObje
                return Py_False;
        }
        int tmp, *dest = NULL,
-               modulation, system, freq, sr, pol, fec, inv, pilot, rolloff;
+               modulation, system, freq, sr, pol, fec, inv, pilot, rolloff, tsid, onid;
        char *end_ptr;
        const Attribute *at;
        std::string name;
@@ -833,18 +842,21 @@ PyObject *eDVBDB::readSatellites(ePyObject sat_list, ePyObject sat_dict, ePyObje
 //                             eDebug("\telement: %s", (*it)->name().c_str());
                                const AttributeList &tp_attributes = (*it)->getAttributeList();
                                AttributeConstIterator end = tp_attributes.end();
-                               modulation = 1; // QPSK default
-                               system = 0; // DVB-S default
+                               modulation = eDVBFrontendParametersSatellite::Modulation_QPSK;
+                               system = eDVBFrontendParametersSatellite::System_DVB_S;
                                freq = 0;
                                sr = 0;
                                pol = -1;
-                               fec = 0; // AUTO default
-                               inv = 2; // AUTO default
-                               pilot = 2; // AUTO default
-                               rolloff = 0; // alpha 0.35
+                               fec = eDVBFrontendParametersSatellite::FEC_Auto;
+                               inv = eDVBFrontendParametersSatellite::Inversion_Unknown;
+                               pilot = eDVBFrontendParametersSatellite::Pilot_Unknown;
+                               rolloff = eDVBFrontendParametersSatellite::RollOff_alpha_0_35;
+                               tsid = -1;
+                               onid = -1;
+
                                for (AttributeConstIterator it(tp_attributes.begin()); it != end; ++it)
                                {
-//                                     eDebug("\t\tattr: %s", at->name().c_str());
+                                       //eDebug("\t\tattr: %s", at->name().c_str());
                                        at = *it;
                                        name = at->name();
                                        if (name == "modulation") dest = &modulation;
@@ -856,6 +868,8 @@ PyObject *eDVBDB::readSatellites(ePyObject sat_list, ePyObject sat_dict, ePyObje
                                        else if (name == "inversion") dest = &inv;
                                        else if (name == "rolloff") dest = &rolloff;
                                        else if (name == "pilot") dest = &pilot;
+                                       else if (name == "tsid") dest = &tsid;
+                                       else if (name == "onid") dest = &onid;
                                        if (dest)
                                        {
                                                tmp = strtol(at->value().c_str(), &end_ptr, 10);
@@ -865,7 +879,7 @@ PyObject *eDVBDB::readSatellites(ePyObject sat_list, ePyObject sat_dict, ePyObje
                                }
                                if (freq && sr && pol != -1)
                                {
-                                       tuple = PyTuple_New(10);
+                                       tuple = PyTuple_New(12);
                                        PyTuple_SET_ITEM(tuple, 0, PyInt_FromLong(0));
                                        PyTuple_SET_ITEM(tuple, 1, PyInt_FromLong(freq));
                                        PyTuple_SET_ITEM(tuple, 2, PyInt_FromLong(sr));
@@ -876,6 +890,8 @@ PyObject *eDVBDB::readSatellites(ePyObject sat_list, ePyObject sat_dict, ePyObje
                                        PyTuple_SET_ITEM(tuple, 7, PyInt_FromLong(inv));
                                        PyTuple_SET_ITEM(tuple, 8, PyInt_FromLong(rolloff));
                                        PyTuple_SET_ITEM(tuple, 9, PyInt_FromLong(pilot));
+                                       PyTuple_SET_ITEM(tuple, 10, PyInt_FromLong(tsid));
+                                       PyTuple_SET_ITEM(tuple, 11, PyInt_FromLong(onid));
                                        PyList_Append(tplist, tuple);
                                        Py_DECREF(tuple);
                                }
@@ -965,8 +981,8 @@ PyObject *eDVBDB::readCables(ePyObject cab_list, ePyObject tp_dict)
 //                             eDebug("\telement: %s", (*it)->name().c_str());
                                const AttributeList &tp_attributes = (*it)->getAttributeList();
                                AttributeConstIterator end = tp_attributes.end();
-                               modulation = 3; // QAM64 default
-                               fec = 0; // AUTO default
+                               modulation = eDVBFrontendParametersCable::Modulation_QAM64;
+                               fec = eDVBFrontendParametersCable::FEC_Auto;
                                freq = 0;
                                sr = 0;
                                for (AttributeConstIterator it(tp_attributes.begin()); it != end; ++it)
@@ -1079,14 +1095,14 @@ PyObject *eDVBDB::readTerrestrials(ePyObject ter_list, ePyObject tp_dict)
                                const AttributeList &tp_attributes = (*it)->getAttributeList();
                                AttributeConstIterator end = tp_attributes.end();
                                freq = 0;
-                               bw = 3; // AUTO
-                               constellation = 1; // AUTO
-                               crh = 5; // AUTO
-                               crl = 5; // AUTO
-                               guard = 4; // AUTO
-                               transm = 2; // AUTO
-                               hierarchy = 4; // AUTO
-                               inv = 2; // AUTO
+                               bw = eDVBFrontendParametersTerrestrial::Bandwidth_Auto;
+                               constellation = eDVBFrontendParametersTerrestrial::Modulation_Auto;
+                               crh = eDVBFrontendParametersTerrestrial::FEC_Auto;
+                               crl = eDVBFrontendParametersTerrestrial::FEC_Auto;
+                               guard = eDVBFrontendParametersTerrestrial::GuardInterval_Auto;
+                               transm = eDVBFrontendParametersTerrestrial::TransmissionMode_Auto;
+                               hierarchy = eDVBFrontendParametersTerrestrial::Hierarchy_Auto;
+                               inv = eDVBFrontendParametersTerrestrial::Inversion_Unknown;
                                for (AttributeConstIterator it(tp_attributes.begin()); it != end; ++it)
                                {
 //                                     eDebug("\t\tattr: %s", at->name().c_str());
@@ -1185,15 +1201,17 @@ RESULT eDVBDB::removeServices(eDVBChannelID chid, unsigned int orbpos)
                        if ((unsigned int)sat.orbital_position != orbpos)
                                remove=false;
                }
-               if ( remove && chid.dvbnamespace != eNs )
+               if ( remove && chid.dvbnamespace != eNs ) // namespace given?
                {
-                       if (system == iDVBFrontend::feCable && chid.dvbnamespace.get() == (int)0xFFFF0000)
+                       if ( system == iDVBFrontend::feCable && chid.dvbnamespace.get() == (int)0xFFFF0000 )
                                ;
-                       else if (system == iDVBFrontend::feTerrestrial && chid.dvbnamespace.get() == (int)0xEEEE0000)
+                       else if ( system == iDVBFrontend::feTerrestrial && chid.dvbnamespace.get() == (int)0xEEEE0000 )
                                ;
                        else if ( chid.dvbnamespace != ch.dvbnamespace )
                                remove=false;
                }
+               else if ( system == iDVBFrontend::feCable || system == iDVBFrontend::feTerrestrial )
+                       remove=false;
                if ( remove && chid.original_network_id != eOnid && chid.original_network_id != ch.original_network_id )
                        remove=false;
                if ( remove && chid.transport_stream_id != eTsid && chid.transport_stream_id != ch.transport_stream_id )
@@ -1228,6 +1246,45 @@ RESULT eDVBDB::removeServices(eDVBChannelID chid, unsigned int orbpos)
        return ret;
 }
 
+RESULT eDVBDB::removeServices(iDVBFrontendParameters *feparm)
+{
+       int ret = -1;
+       std::set<eDVBChannelID> removed_chids;
+       std::map<eDVBChannelID, channel>::iterator it(m_channels.begin());
+       while (it != m_channels.end())
+       {
+               int diff;
+               if (!feparm->calculateDifference(&(*it->second.m_frontendParameters), diff, false))
+               {
+                       if (diff < 4000)
+                       {
+                               removed_chids.insert(it->first);
+                               m_channels.erase(it++);
+                       }
+                       else
+                               ++it;
+               }
+               else
+                       ++it;
+       }
+       if (!removed_chids.empty())
+       {
+               std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator service(m_services.begin());
+               while(service != m_services.end())
+               {
+                       eDVBChannelID chid;
+                       service->first.getChannelID(chid);
+                       std::set<eDVBChannelID>::iterator it(removed_chids.find(chid));
+                       if (it != removed_chids.end())
+                               m_services.erase(service++);
+                       else
+                               ++service;
+               }
+               ret = 0;
+       }
+       return ret;
+}
+
 RESULT eDVBDB::addFlag(const eServiceReference &ref, unsigned int flagmask)
 {
        if (ref.type == eServiceReference::idDVB)
@@ -1315,9 +1372,13 @@ RESULT eDVBDB::removeFlags(unsigned int flagmask, eDVBChannelID chid, unsigned i
 RESULT eDVBDB::addChannelToList(const eDVBChannelID &id, iDVBFrontendParameters *feparm)
 {
        channel ch;
+       std::map<eDVBChannelID, channel>::iterator it = m_channels.find(id);
        assert(feparm);
        ch.m_frontendParameters = feparm;
-       m_channels.insert(std::pair<eDVBChannelID, channel>(id, ch));
+       if (it != m_channels.end())
+               it->second = ch;
+       else
+               m_channels.insert(std::pair<eDVBChannelID, channel>(id, ch));
        return 0;
 }
 
@@ -1445,7 +1506,7 @@ int eDVBDBQueryBase::compareLessEqual(const eServiceReferenceDVB &a, const eServ
 {
        ePtr<eDVBService> a_service, b_service;
        int sortmode = m_query ? m_query->m_sort : eDVBChannelQuery::tName;
-       
+
        if ((sortmode == eDVBChannelQuery::tName) || (sortmode == eDVBChannelQuery::tProvider))
        {
                if (a.name.empty() && m_db->getService(a, a_service))
@@ -1453,7 +1514,7 @@ int eDVBDBQueryBase::compareLessEqual(const eServiceReferenceDVB &a, const eServ
                if (b.name.empty() && m_db->getService(b, b_service))
                        return 1;
        }
-       
+
        switch (sortmode)
        {
        case eDVBChannelQuery::tName:
@@ -1695,10 +1756,10 @@ static int decodeType(const std::string &type)
 RESULT parseExpression(ePtr<eDVBChannelQuery> &res, std::list<std::string>::const_iterator begin, std::list<std::string>::const_iterator end)
 {
        std::list<std::string>::const_iterator end_of_exp;
-       
+
        if (begin == end)
                return 0;
-       
+
        if (*begin == "(")
        {
                end_of_exp = begin;
@@ -1707,36 +1768,36 @@ RESULT parseExpression(ePtr<eDVBChannelQuery> &res, std::list<std::string>::cons
                                break;
                        else
                                ++end_of_exp;
-       
+
                if (end_of_exp == end)
                {
                        eDebug("expression parse: end of expression while searching for closing brace");
                        return -1;
                }
-               
+
                ++begin;
                // begin..end_of_exp
                int r = parseExpression(res, begin, end_of_exp);
                if (r)
                        return r;
                ++end_of_exp;
-               
+
                        /* we had only one sub expression */
                if (end_of_exp == end)
                {
 //                     eDebug("only one sub expression");
                        return 0;
                }
-               
+
                        /* otherwise we have an operator here.. */
-               
+
                ePtr<eDVBChannelQuery> r2 = res;
                res = new eDVBChannelQuery();
                res->m_sort = 0;
                res->m_p1 = r2;
                res->m_inverse = 0;
                r2 = 0;
-               
+
                if (*end_of_exp == "||")
                        res->m_type = eDVBChannelQuery::tOR;
                else if (*end_of_exp == "&&")
@@ -1747,18 +1808,18 @@ RESULT parseExpression(ePtr<eDVBChannelQuery> &res, std::list<std::string>::cons
                        res = 0;
                        return 1;
                }
-               
+
                ++end_of_exp;
-               
+
                return parseExpression(res->m_p2, end_of_exp, end);
        }
-       
+
        // "begin" <op> "end"
        std::string type, op, val;
-       
+
        res = new eDVBChannelQuery();
        res->m_sort = 0;
-       
+
        int cnt = 0;
        while (begin != end)
        {
@@ -1780,23 +1841,23 @@ RESULT parseExpression(ePtr<eDVBChannelQuery> &res, std::list<std::string>::cons
                ++begin;
                ++cnt;
        }
-       
+
        if (cnt != 3)
        {
                eDebug("malformed query: missing stuff");
                res = 0;
                return 1;
        }
-       
+
        res->m_type = decodeType(type);
-       
+
        if (res->m_type == -1)
        {
                eDebug("malformed query: invalid type %s", type.c_str());
                res = 0;
                return 1;
        }
-       
+
        if (op == "==")
                res->m_inverse = 0;
        else if (op == "!=")
@@ -1807,7 +1868,7 @@ RESULT parseExpression(ePtr<eDVBChannelQuery> &res, std::list<std::string>::cons
                res = 0;
                return 1;
        }
-       
+
        res->m_string = val;
 
        if (res->m_type == eDVBChannelQuery::tChannelID)
@@ -1827,7 +1888,7 @@ RESULT parseExpression(ePtr<eDVBChannelQuery> &res, std::list<std::string>::cons
 RESULT eDVBChannelQuery::compile(ePtr<eDVBChannelQuery> &res, std::string query)
 {
        std::list<std::string> tokens;
-       
+
        std::string current_token;
        std::string bouquet_name;
 
@@ -1839,34 +1900,34 @@ RESULT eDVBChannelQuery::compile(ePtr<eDVBChannelQuery> &res, std::string query)
        {
                int c = (i < query.size()) ? query[i] : ' ';
                ++i;
-               
+
                int issplit = !!strchr(splitchars, c);
                int isaln = isalnum(c);
                int iswhite = c == ' ';
                int isquot = c == '\"';
-               
+
                if (quotemode)
                {
                        iswhite = issplit = 0;
                        isaln = lastalnum;
                }
-               
+
                if (issplit || iswhite || isquot || lastsplit || (lastalnum != isaln))
                {
                        if (current_token.size())
                                tokens.push_back(current_token);
                        current_token.clear();
                }
-               
+
                if (!(iswhite || isquot))
                        current_token += c;
-               
+
                if (isquot)
                        quotemode = !quotemode;
                lastsplit = issplit;
                lastalnum = isaln;
        }
-       
+
 //     for (std::list<std::string>::const_iterator a(tokens.begin()); a != tokens.end(); ++a)
 //     {
 //             printf("%s\n", a->c_str());
@@ -1918,12 +1979,12 @@ RESULT eDVBChannelQuery::compile(ePtr<eDVBChannelQuery> &res, std::string query)
                res = 0;
                return -1;
        }
-       
+
 //     eDebug("sort by %d", sort);
-       
+
                /* now we recursivly parse that. */
        int r = parseExpression(res, tokens.begin(), tokens.end());
-       
+
                /* we have an empty (but valid!) expression */
        if (!r && !res)
        {
@@ -1931,7 +1992,7 @@ RESULT eDVBChannelQuery::compile(ePtr<eDVBChannelQuery> &res, std::string query)
                res->m_inverse = 0;
                res->m_type = eDVBChannelQuery::tAny;
        }
-       
+
        if (res)
        {
                res->m_sort = sort;