add possibility to read detailed epg from Digital+
[enigma2.git] / lib / dvb / epgcache.cpp
index 1e3dc8b..0254e7d 100644 (file)
@@ -263,6 +263,12 @@ void eEPGCache::DVBChannelRunning(iDVBChannel *chan)
                                        eDebug("[eEPGCache] couldnt initialize mhw reader!!");
                                        return;
                                }
+                               res = demux->createSectionReader( this, data.m_MHWReader2 );
+                               if ( res )
+                               {
+                                       eDebug("[eEPGCache] couldnt initialize mhw reader!!");
+                                       return;
+                               }
 #endif
                                messages.send(Message(Message::startChannel, chan));
                                // -> gotMessage -> changedService
@@ -316,7 +322,14 @@ void eEPGCache::FixOverlapping(std::pair<eventMap,timeMap> &servicemap, time_t T
        timeMap::iterator tmp = tm_it;
        while ((tmp->first+tmp->second->getDuration()-300) > TM)
        {
-               if(tmp->first != TM && tmp->second->type != PRIVATE)
+               if(tmp->first != TM 
+#ifdef ENABLE_PRIVATE_EPG
+                       && tmp->second->type != PRIVATE 
+#endif
+#ifdef ENABLE_MHW
+                       && tmp->second->type != MHW
+#endif
+                       )
                {
                        __u16 event_id = tmp->second->getEventID();
                        servicemap.first.erase(event_id);
@@ -1056,6 +1069,18 @@ void eEPGCache::channel_data::startEPG()
        m_MHWReader->start(mask);
        isRunning |= MHW;
        memcpy(&m_MHWFilterMask, &mask, sizeof(eDVBSectionFilterMask));
+
+       mask.pid = 0x231;
+       mask.data[0] = 0xC8;
+       mask.mask[0] = 0xFF;
+       mask.data[1] = 0;
+       mask.mask[1] = 0xFF;
+       m_MHWReader2->connectRead(slot(*this, &eEPGCache::channel_data::readMHWData2), m_MHWConn2);
+       m_MHWReader2->start(mask);
+       isRunning |= MHW;
+       memcpy(&m_MHWFilterMask2, &mask, sizeof(eDVBSectionFilterMask));
+       mask.data[1] = 0;
+       mask.mask[1] = 0;
 #endif
 
        mask.pid = 0x12;
@@ -1113,6 +1138,8 @@ void eEPGCache::channel_data::abortNonAvail()
                        isRunning &= ~MHW;
                        m_MHWReader->stop();
                        m_MHWConn=0;
+                       m_MHWReader2->stop();
+                       m_MHWConn2=0;
                }
 #endif
                if ( isRunning )
@@ -1183,6 +1210,8 @@ void eEPGCache::channel_data::abortEPG()
                        isRunning &= ~MHW;
                        m_MHWReader->stop();
                        m_MHWConn=0;
+                       m_MHWReader2->stop();
+                       m_MHWConn2=0;
                }
 #endif
        }
@@ -2559,8 +2588,10 @@ void eEPGCache::channel_data::timeMHW2DVB( u_char day, u_char hours, u_char minu
 void eEPGCache::channel_data::storeTitle(std::map<__u32, mhw_title_t>::iterator itTitle, std::string sumText, const __u8 *data)
 // data is borrowed from calling proc to save memory space.
 {
+       __u8 name[34];
        // For each title a separate EIT packet will be sent to eEPGCache::sectionRead()
-       __u8 name[24];
+       bool isMHW2 = itTitle->second.mhw2_mjd_hi || itTitle->second.mhw2_mjd_lo ||
+               itTitle->second.mhw2_duration_hi || itTitle->second.mhw2_duration_lo;
 
        eit_t *packet = (eit_t *) data;
        packet->table_id = 0x50;
@@ -2578,7 +2609,8 @@ void eEPGCache::channel_data::storeTitle(std::map<__u32, mhw_title_t>::iterator
        packet->segment_last_section_number = 0; // eEPGCache::sectionRead() will dig this for the moment
        packet->segment_last_table_id = 0x50;
 
-       std::string prog_title = (char *) delimitName( itTitle->second.title, name, 23 );
+       __u8 *title = isMHW2 ? ((__u8*)(itTitle->second.title))-4 : (__u8*)itTitle->second.title;
+       std::string prog_title = (char *) delimitName( title, name, isMHW2 ? 33 : 23 );
        int prog_title_length = prog_title.length();
 
        int packet_length = EIT_SIZE + EIT_LOOP_SIZE + EIT_SHORT_EVENT_DESCRIPTOR_SIZE +
@@ -2588,9 +2620,22 @@ void eEPGCache::channel_data::storeTitle(std::map<__u32, mhw_title_t>::iterator
        event_data->event_id_hi = (( itTitle->first ) >> 8 ) & 0xFF;
        event_data->event_id_lo = ( itTitle->first ) & 0xFF;
 
-       timeMHW2DVB( itTitle->second.day, itTitle->second.hours, itTitle->second.minutes,
+       if (isMHW2)
+       {
+               u_char *data = (u_char*) event_data;
+               data[2] = itTitle->second.mhw2_mjd_hi;
+               data[3] = itTitle->second.mhw2_mjd_lo;
+               data[4] = itTitle->second.mhw2_hours;
+               data[5] = itTitle->second.mhw2_minutes;
+               data[6] = itTitle->second.mhw2_seconds;
+               timeMHW2DVB( HILO(itTitle->second.mhw2_duration), data+7 );
+       }
+       else
+       {
+               timeMHW2DVB( itTitle->second.dh.day, itTitle->second.dh.hours, itTitle->second.ms.minutes,
                (u_char *) event_data + 2 );
-       timeMHW2DVB( HILO(itTitle->second.duration), (u_char *) event_data+7 );
+               timeMHW2DVB( HILO(itTitle->second.duration), (u_char *) event_data+7 );
+       }
 
        event_data->running_status = 0;
        event_data->free_CA_mode = 0;
@@ -2605,9 +2650,8 @@ void eEPGCache::channel_data::storeTitle(std::map<__u32, mhw_title_t>::iterator
        short_event_descriptor->language_code_2 = 'n';
        short_event_descriptor->language_code_3 = 'g';
        short_event_descriptor->event_name_length = prog_title_length;
-       delimitName( itTitle->second.title, name, 23 );
        u_char *event_name = (u_char *) short_event_descriptor + EIT_SHORT_EVENT_DESCRIPTOR_SIZE;
-       memcpy(event_name, name, prog_title_length);
+       memcpy(event_name, prog_title.c_str(), prog_title_length);
 
        // Set text length
        event_name[prog_title_length] = 0;
@@ -2654,22 +2698,26 @@ void eEPGCache::channel_data::storeTitle(std::map<__u32, mhw_title_t>::iterator
                        }
                }
        }
-       // Add content descriptor
-       u_char *descriptor = (u_char *) data + packet_length;
-       packet_length += 4;
-       descr_ll += 4;
 
-       int content_id = 0;
-       std::string content_descr = (char *) delimitName( m_themes[itTitle->second.theme_id].name, name, 15 );
-       if ( content_descr.find( "FILM" ) != std::string::npos )
-               content_id = 0x10;
-       else if ( content_descr.find( "SPORT" ) != std::string::npos )
-               content_id = 0x40;
+       if (!isMHW2)
+       {
+               // Add content descriptor
+               u_char *descriptor = (u_char *) data + packet_length;
+               packet_length += 4;
+               descr_ll += 4;
+
+               int content_id = 0;
+               std::string content_descr = (char *) delimitName( m_themes[itTitle->second.theme_id].name, name, 15 );
+               if ( content_descr.find( "FILM" ) != std::string::npos )
+                       content_id = 0x10;
+               else if ( content_descr.find( "SPORT" ) != std::string::npos )
+                       content_id = 0x40;
 
-       descriptor[0] = 0x54;
-       descriptor[1] = 2;
-       descriptor[2] = content_id;
-       descriptor[3] = 0;
+               descriptor[0] = 0x54;
+               descriptor[1] = 2;
+               descriptor[2] = content_id;
+               descriptor[3] = 0;
+       }
 
        event_data->descriptors_loop_length_hi = (descr_ll & 0xf00)>>8;
        event_data->descriptors_loop_length_lo = (descr_ll & 0xff);
@@ -2695,11 +2743,33 @@ void eEPGCache::channel_data::startMHWReader(__u16 pid, __u8 tid)
 //     eDebug("start 0x%02x 0x%02x", pid, tid);
 }
 
+void eEPGCache::channel_data::startMHWReader2(__u16 pid, __u8 tid, int ext)
+{
+       m_MHWFilterMask2.pid = pid;
+       m_MHWFilterMask2.data[0] = tid;
+       if (ext != -1)
+       {
+               m_MHWFilterMask2.data[1] = ext;
+               m_MHWFilterMask2.mask[1] = 0xFF;
+//             eDebug("start 0x%03x 0x%02x 0x%02x", pid, tid, ext);
+       }
+       else
+       {
+               m_MHWFilterMask2.data[1] = 0;
+               m_MHWFilterMask2.mask[1] = 0;
+//             eDebug("start 0x%02x 0x%02x", pid, tid);
+       }
+       m_MHWReader2->start(m_MHWFilterMask2);
+}
+
 void eEPGCache::channel_data::readMHWData(const __u8 *data)
 {
+       if ( m_MHWReader2 )
+               m_MHWReader2->stop();
+
        if ( state > 1 || // aborted
                // have si data.. so we dont read mhw data
-               (haveData & (SCHEDULE|SCHEDULE_OTHER)) ) 
+               (haveData & (SCHEDULE|SCHEDULE_OTHER)) )
        {
                eDebug("[EPGC] mhw aborted %d", state);
        }
@@ -2764,16 +2834,20 @@ void eEPGCache::channel_data::readMHWData(const __u8 *data)
                else
                {
                        // Create unique key per title
-                       __u32 title_id = ((title->channel_id)<<16)|((title->day)<<13)|((title->hours)<<8)|
-                               (title->minutes);
+                       __u32 title_id = ((title->channel_id)<<16)|((title->dh.day)<<13)|((title->dh.hours)<<8)|
+                               (title->ms.minutes);
                        __u32 program_id = ((title->program_id_hi)<<24)|((title->program_id_mh)<<16)|
                                ((title->program_id_ml)<<8)|(title->program_id_lo);
 
                        if ( m_titles.find( title_id ) == m_titles.end() )
                        {
                                startTimeout(4000);
+                               title->mhw2_mjd_hi = 0;
+                               title->mhw2_mjd_lo = 0;
+                               title->mhw2_duration_hi = 0;
+                               title->mhw2_duration_lo = 0;
                                m_titles[ title_id ] = *title;
-                               if ( (title->summary_available) && (m_program_ids.find(program_id) == m_program_ids.end()) )
+                               if ( (title->ms.summary_available) && (m_program_ids.find(program_id) == m_program_ids.end()) )
                                        // program_ids will be used to gather summaries.
                                        m_program_ids[ program_id ] = title_id;
                                return; // Continue reading of the current table.
@@ -2851,4 +2925,291 @@ void eEPGCache::channel_data::readMHWData(const __u8 *data)
                finishEPG();
 }
 
+void eEPGCache::channel_data::readMHWData2(const __u8 *data)
+{
+       int dataLen = (((data[1]&0xf) << 8) | data[2]) + 3;
+
+       if ( m_MHWReader )
+               m_MHWReader->stop();
+
+       if ( state > 1 || // aborted
+               // have si data.. so we dont read mhw data
+               (haveData & (eEPGCache::SCHEDULE|eEPGCache::SCHEDULE_OTHER)) )
+       {
+               eDebug("[EPGC] mhw2 aborted %d", state);
+       }
+       else if (m_MHWFilterMask2.pid == 0x231 && m_MHWFilterMask2.data[0] == 0xC8 && m_MHWFilterMask2.data[1] == 0)
+       // Channels table
+       {
+               int num_channels = data[120];
+               if(dataLen > 120)
+               {
+                       int ptr = 121 + 6 * num_channels;
+                       if( dataLen > ptr )
+                       {
+                               for( int chid = 0; chid < num_channels; ++chid )
+                               {
+                                       ptr += ( data[ptr] & 0x0f ) + 1;
+                                       if( dataLen < ptr )
+                                               goto abort;
+                               }
+                       }
+                       else
+                               goto abort;
+               }
+               else
+                       goto abort;
+               // data seems consistent...
+               const __u8 *tmp = data+121;
+               for (int i=0; i < num_channels; ++i)
+               {
+                       mhw_channel_name_t channel;
+                       channel.transport_stream_id_hi = *(tmp++);
+                       channel.transport_stream_id_lo = *(tmp++);
+                       channel.channel_id_hi = *(tmp++);
+                       channel.channel_id_lo = *(tmp++);
+                       channel.network_id_hi = 0; // hardcoded astra 19.2
+                       channel.network_id_lo = 1;
+                       m_channels.push_back(channel);
+                       tmp+=2;
+               }
+               for (int i=0; i < num_channels; ++i)
+               {
+                       mhw_channel_name_t &channel = m_channels[i];
+                       int channel_name_len=*(tmp++)&0x0f;
+                       int x=0;
+                       for (; x < channel_name_len; ++x)
+                               channel.name[x]=*(tmp++);
+                       channel.name[x+1]=0;
+               }
+               haveData |= MHW;
+               eDebug("[EPGC] mhw2 %d channels found", m_channels.size());
+       }
+       else if (m_MHWFilterMask2.pid == 0x231 && m_MHWFilterMask2.data[0] == 0xC8 && m_MHWFilterMask2.data[1] == 1)
+       {
+               // Themes table
+               eDebug("[EPGC] mhw2 themes nyi");
+       }
+       else if (m_MHWFilterMask2.pid == 0x234 && m_MHWFilterMask2.data[0] == 0xe6)
+       // Titles table
+       {
+               int pos=18;
+               bool valid=true;
+               int len = ((data[1]&0xf)<<8) + data[2] - 16;
+               bool finish=false;
+               if(data[dataLen-1] != 0xff)
+                       return;
+               while( pos < dataLen )
+               {
+                       valid = false;
+                       pos += 7;
+                       if( pos < dataLen )
+                       {
+                               pos += 3;
+                               if( pos < dataLen )
+                               {
+                                       if( data[pos] > 0xc0 )
+                                       {
+                                               pos += ( data[pos] - 0xc0 );
+                                               pos += 4;
+                                               if( pos < dataLen )
+                                               {
+                                                       if( data[pos] == 0xff )
+                                                       {
+                                                               ++pos;
+                                                               valid = true;
+                                                       }
+                                               }
+                                       }
+                               }
+                       }
+                       if( !valid )
+                       {
+                               if (checkTimeout())
+                                       goto start_summary;
+                               return;
+                       }
+               }
+               // data seems consistent...
+               mhw_title_t title;
+               pos = 18;
+               while (pos < len)
+               {
+                       title.channel_id = data[pos]+1;
+                       title.program_id_ml = data[pos+1];
+                       title.program_id_lo = data[pos+2];
+                       title.mhw2_mjd_hi = data[pos+3];
+                       title.mhw2_mjd_lo = data[pos+4];
+                       title.mhw2_hours = data[pos+5];
+                       title.mhw2_minutes = data[pos+6];
+                       title.mhw2_seconds = data[pos+7];
+                       int duration = ((data[pos+8] << 8)|data[pos+9]) >> 4;
+                       title.mhw2_duration_hi = (duration&0xFF00) >> 8;
+                       title.mhw2_duration_lo = duration&0xFF;
+                       __u8 slen = data[pos+10] & 0x3f;
+                       __u8 *dest = ((__u8*)title.title)-4;
+                       memcpy(dest, &data[pos+11], slen>33 ? 33 : slen);
+                       memset(dest+slen, 0x20, 33-slen);
+                       pos += 11 + slen;
+//                     not used theme id (data[7] & 0x3f) + (data[pos] & 0x3f);
+                       __u32 summary_id = (data[pos+1] << 8) | data[pos+2];
+
+                       // Create unique key per title
+                       __u32 title_id = (title.channel_id<<16) | (title.program_id_ml<<8) | title.program_id_lo;
+
+//                     eDebug("program_id: %08x, %s", program_id,
+//                             std::string((const char *)title.title, (int)(slen > 23 ? 23 : slen)).c_str());
+
+                       pos += 4;
+
+                       if ( m_titles.find( title_id ) == m_titles.end() )
+                       {
+                               startTimeout(4000);
+                               m_titles[ title_id ] = title;
+                               if (summary_id != 0xFFFF &&  // no summary avail
+                                       m_program_ids.find(summary_id) == m_program_ids.end())
+                               {
+                                       m_program_ids[ summary_id ] = title_id;
+                               }
+                       }
+                       else
+                       {
+                               if ( !checkTimeout() )
+                                       continue;       // Continue reading of the current table.
+                               finish=true;
+                               break;
+                       }
+               }
+start_summary:
+               if (finish)
+               {
+                       eDebug("[EPGC] mhw2 %d titles(%d with summary) found", m_titles.size(), m_program_ids.size());
+                       if (!m_program_ids.empty())
+                       {
+                               // Titles table has been read, there are summaries to read.
+                               // Start reading summaries, store corresponding titles on the fly.
+                               startMHWReader2(0x236, 0x96);
+                               startTimeout(4000);
+                               return;
+                       }
+               }
+               else
+                       return;
+       }
+       else if (m_MHWFilterMask2.pid == 0x236 && m_MHWFilterMask2.data[0] == 0x96)
+       // Summaries table
+       {
+               int len, loop, pos, lenline;
+               bool valid;
+               valid = true;
+               if( dataLen > 18 )
+               {
+                       loop = data[12];
+                       pos = 13 + loop;
+                       if( dataLen > pos )
+                       {
+                               loop = data[pos] & 0x0f;
+                               pos += 1;
+                               if( dataLen > pos )
+                               {
+                                       len = 0;
+                                       for( ; loop > 0; --loop )
+                                       {
+                                               if( dataLen > (pos+len) )
+                                               {
+                                                       lenline = data[pos+len];
+                                                       len += lenline + 1;
+                                               }
+                                               else
+                                                       valid=false;
+                                       }
+                               }
+                       }
+               }
+               else if (!checkTimeout())
+                       return;  // continue reading
+               if (valid && !checkTimeout())
+               {
+                       // data seems consistent...
+                       __u32 summary_id = (data[3]<<8)|data[4];
+
+                       // ugly workaround to convert const __u8* to char*
+                       char *tmp=0;
+                       memcpy(&tmp, &data, sizeof(void*));
+
+                       len = 0;
+                       loop = data[12];
+                       pos = 13 + loop;
+                       loop = tmp[pos] & 0x0f;
+                       pos += 1;
+                       for( ; loop > 0; loop -- )
+                       {
+                               lenline = tmp[pos+len];
+                               tmp[pos+len] = ' ';
+                               len += lenline + 1;
+                       }
+                       if( len > 0 )
+                           tmp[pos+len] = 0;
+                       else
+                               tmp[pos+1] = 0;
+
+                       std::map<__u32, __u32>::iterator itProgid( m_program_ids.find( summary_id ) );
+                       if ( itProgid == m_program_ids.end() )
+                       { /*    This part is to prevent to looping forever if some summaries are not received yet.
+                               There is a timeout of 4 sec. after the last successfully read summary. */
+       
+                               if ( !m_program_ids.empty() && !checkTimeout() )
+                                       return; // Continue reading of the current table.
+                       }
+                       else
+                       {
+                               startTimeout(4000);
+                               std::string the_text = (char *) (data + pos + 1);
+
+                               // Find corresponding title, store title and summary in epgcache.
+                               std::map<__u32, mhw_title_t>::iterator itTitle( m_titles.find( itProgid->second ) );
+                               if ( itTitle != m_titles.end() )
+                               {
+                                       storeTitle( itTitle, the_text, data );
+                                       m_titles.erase( itTitle );
+                               }
+                               m_program_ids.erase( itProgid );
+                               if ( !m_program_ids.empty() )
+                                       return; // Continue reading of the current table.
+                       }
+               }
+       }
+       if (isRunning & eEPGCache::MHW)
+       {
+               if ( m_MHWFilterMask2.pid == 0x231 && m_MHWFilterMask2.data[0] == 0xC8 && m_MHWFilterMask2.data[1] == 0)
+               {
+                       // Channels table has been read, start reading the themes table.
+                       startMHWReader2(0x231, 0xC8, 1);
+                       return;
+               }
+               else if ( m_MHWFilterMask2.pid == 0x231 && m_MHWFilterMask2.data[0] == 0xC8 && m_MHWFilterMask2.data[1] == 1)
+               {
+                       // Themes table has been read, start reading the titles table.
+                       startMHWReader2(0x234, 0xe6);
+                       return;
+               }
+               else
+               {
+                       // Summaries have been read, titles that have summaries have been stored.
+                       // Now store titles that do not have summaries.
+                       for (std::map<__u32, mhw_title_t>::iterator itTitle(m_titles.begin()); itTitle != m_titles.end(); itTitle++)
+                               storeTitle( itTitle, "", data );
+                       eDebug("[EPGC] mhw2 finished(%ld) %d summaries not found",
+                               eDVBLocalTimeHandler::getInstance()->nowTime(),
+                               m_program_ids.size());
+               }
+       }
+abort:
+       isRunning &= ~eEPGCache::MHW;
+       m_MHWConn2=0;
+       if ( m_MHWReader2 )
+               m_MHWReader2->stop();
+       if (haveData)
+               finishEPG();
+}
 #endif