#include <time.h>
#include <unistd.h> // for usleep
#include <sys/vfs.h> // for statfs
-#include <libmd5sum.h>
+// #include <libmd5sum.h>
#include <lib/base/eerror.h>
int eventData::CacheSize=0;
+descriptorMap eventData::descriptors;
+
+extern const uint32_t crc32_table[256];
+
+eventData::eventData(const eit_event_struct* e, int size, int type)
+ :ByteSize(size), type(type)
+{
+ if (!e)
+ return;
+ std::list<__u32> d;
+ __u8 *data = (__u8*)e;
+ int ptr=10;
+ int descriptors_length = (data[ptr++]&0x0F) << 8;
+ descriptors_length |= data[ptr++];
+ while ( descriptors_length > 0 )
+ {
+ int descr_len = data[ptr+1] + 2;
+ __u8 *descr = new __u8[descr_len];
+ unsigned int crc=0;
+ int cnt=0;
+ while(cnt < descr_len && descriptors_length > 0)
+ {
+ crc = (crc << 8) ^ crc32_table[((crc >> 24) ^ data[ptr]) & 0xff];
+ descr[cnt++] = data[ptr++];
+ --descriptors_length;
+ }
+ descriptorMap::iterator it =
+ descriptors.find(crc);
+ if ( it == descriptors.end() )
+ {
+ CacheSize+=descr_len;
+ descriptors[crc] = descriptorPair(1, descr);
+ }
+ else
+ {
+ ++it->second.first;
+ delete [] descr;
+ }
+ d.push_back(crc);
+ }
+ ByteSize = 12+d.size()*4;
+ EITdata = new __u8[ByteSize];
+ CacheSize+=ByteSize;
+ memcpy(EITdata, (__u8*) e, 12);
+ __u32 *p = (__u32*)(EITdata+12);
+ for (std::list<__u32>::iterator it(d.begin()); it != d.end(); ++it)
+ *p++ = *it;
+}
+
+const eit_event_struct* eventData::get() const
+{
+ static __u8 *data=NULL;
+ if ( data )
+ delete [] data;
+
+ int bytes = 12;
+ std::list<__u8*> d;
+
+// cnt needed bytes
+ int tmp = ByteSize-12;
+ __u32 *p = (__u32*)(EITdata+12);
+ while(tmp>0)
+ {
+ descriptorMap::iterator it =
+ descriptors.find(*p++);
+ if ( it != descriptors.end() )
+ {
+ d.push_back(it->second.second);
+ bytes += it->second.second[1];
+ }
+ bytes += 2; // descr_type, descr_len
+ tmp-=4;
+ }
+
+// copy eit_event header to buffer
+ data = new __u8[bytes];
+ memcpy(data, EITdata, 12);
+
+ tmp=12;
+// copy all descriptors to buffer
+ for(std::list<__u8*>::iterator it(d.begin()); it != d.end(); ++it)
+ {
+ int b=(*it)[1]+2;
+ memcpy(data+tmp, *it, b);
+ tmp+=b;
+ }
+
+ return (eit_event_struct*)data;
+}
+
+eventData::~eventData()
+{
+ if ( ByteSize )
+ {
+ CacheSize-=ByteSize;
+ ByteSize-=12;
+ __u32 *d = (__u32*)(EITdata+12);
+ while(ByteSize)
+ {
+ descriptorMap::iterator it =
+ descriptors.find(*d++);
+ if ( it != descriptors.end() )
+ {
+ descriptorPair &p = it->second;
+ if (!--p.first) // no more used descriptor
+ {
+ CacheSize -= p.second[1]+2;
+ delete [] p.second; // free descriptor memory
+ descriptors.erase(it); // remove entry from descriptor map
+ }
+ }
+ ByteSize-=4;
+ }
+ delete [] EITdata;
+ }
+}
+
+void eventData::load(FILE *f)
+{
+ int size=0;
+ int id=0;
+ __u8 header[2];
+ descriptorPair p;
+ fread(&size, sizeof(int), 1, f);
+ while(size)
+ {
+ fread(&id, sizeof(__u32), 1, f);
+ fread(&p.first, sizeof(int), 1, f);
+ fread(header, 2, 1, f);
+ int bytes = header[1]+2;
+ p.second = new __u8[bytes];
+ p.second[0] = header[0];
+ p.second[1] = header[1];
+ fread(p.second+2, bytes-2, 1, f);
+ descriptors[id]=p;
+ --size;
+ CacheSize+=bytes;
+ }
+}
+
+void eventData::save(FILE *f)
+{
+ int size=descriptors.size();
+ descriptorMap::iterator it(descriptors.begin());
+ fwrite(&size, sizeof(int), 1, f);
+ while(size)
+ {
+ fwrite(&it->first, sizeof(__u32), 1, f);
+ fwrite(&it->second.first, sizeof(int), 1, f);
+ fwrite(it->second.second, it->second.second[1]+2, 1, f);
+ ++it;
+ --size;
+ }
+}
eEPGCache* eEPGCache::instance;
pthread_mutex_t eEPGCache::cache_lock=
eDebug("[eEPGCache] couldnt initialize nownext reader!!");
return;
}
- data.m_NowNextReader->connectRead(slot(data, &eEPGCache::channel_data::readData), data.m_NowNextConn);
+
res = demux->createSectionReader( this, data.m_ScheduleReader );
if ( res )
{
eDebug("[eEPGCache] couldnt initialize schedule reader!!");
return;
}
- data.m_ScheduleReader->connectRead(slot(data, &eEPGCache::channel_data::readData), data.m_ScheduleConn);
+
res = demux->createSectionReader( this, data.m_ScheduleOtherReader );
if ( res )
{
eDebug("[eEPGCache] couldnt initialize schedule other reader!!");
return;
}
- data.m_ScheduleOtherReader->connectRead(slot(data, &eEPGCache::channel_data::readData), data.m_ScheduleOtherConn);
+
messages.send(Message(Message::startChannel, chan));
// -> gotMessage -> changedService
}
if (!eventDB.empty())
{
eDebug("[EPGC] start cleanloop");
- const eit_event_struct* cur_event;
- int duration;
-// FIXME !!! TIME_CORRECTION
time_t now = time(0)+eDVBLocalTimeHandler::getInstance()->difference();
for (eventCache::iterator DBIt = eventDB.begin(); DBIt != eventDB.end(); DBIt++)
{
for (timeMap::iterator It = DBIt->second.second.begin(); It != DBIt->second.second.end() && It->first < now;)
{
- cur_event = (*It->second).get();
- duration = fromBCD( cur_event->duration_1)*3600 + fromBCD(cur_event->duration_2)*60 + fromBCD(cur_event->duration_3);
-
- if ( now > (It->first+duration) ) // outdated normal entry (nvod references to)
+ if ( now > (It->first+It->second->getDuration()) ) // outdated normal entry (nvod references to)
{
// remove entry from eventMap
eventMap::iterator b(DBIt->second.first.find(It->second->getEventID()));
delete It->second;
}
-Event *eEPGCache::lookupEvent(const eServiceReferenceDVB &service, int event_id, bool plain)
+RESULT eEPGCache::lookupEvent(const eServiceReferenceDVB &service, int event_id, const eventData *&result )
{
singleLock s(cache_lock);
uniqueEPGKey key( service );
eventMap::iterator i( It->second.first.find( event_id ));
if ( i != It->second.first.end() )
{
- if ( service.getServiceType() == 4 ) // nvod ref
- return lookupEvent( service, i->second->getStartTime(), plain );
- else if ( plain )
- // get plain data... not in Event Format !!!
- // before use .. cast it to eit_event_struct*
- return (Event*) i->second->get();
- else
- return new Event( (uint8_t*)i->second->get() /*, (It->first.tsid<<16)|It->first.onid*/ );
+ result = i->second;
+ return 0;
}
else
+ {
+ result = 0;
eDebug("event %04x not found in epgcache", event_id);
+ }
}
- return 0;
+ return -1;
}
-Event *eEPGCache::lookupEvent(const eServiceReferenceDVB &service, time_t t, bool plain )
+RESULT eEPGCache::lookupEvent(const eServiceReferenceDVB &service, time_t t, const eventData *&result )
// if t == 0 we search the current event...
{
singleLock s(cache_lock);
i--;
if ( i != It->second.second.end() )
{
- const eit_event_struct* eit_event = i->second->get();
- int duration = fromBCD(eit_event->duration_1)*3600+fromBCD(eit_event->duration_2)*60+fromBCD(eit_event->duration_3);
- if ( t <= i->first+duration )
+ if ( t <= i->first+i->second->getDuration() )
{
- if ( plain )
- // get plain data... not in Event Format !!!
- // before use .. cast it to eit_event_struct*
- return (Event*) i->second->get();
- return new Event( (uint8_t*)i->second->get() /*, (It->first.tsid<<16)|It->first.onid */ );
+ result = i->second;
+ return 0;
}
}
}
for ( eventMap::iterator i( It->second.first.begin() ); i != It->second.first.end(); i++)
{
- const eit_event_struct* eit_event = i->second->get();
- int duration = fromBCD(eit_event->duration_1)*3600+fromBCD(eit_event->duration_2)*60+fromBCD(eit_event->duration_3);
- time_t begTime = parseDVBtime( eit_event->start_time_1, eit_event->start_time_2, eit_event->start_time_3, eit_event->start_time_4, eit_event->start_time_5);
+ int duration = i->second->getDuration();
+ time_t begTime = i->second->getStartTime();
if ( t >= begTime && t <= begTime+duration) // then we have found
{
- if ( plain )
- // get plain data... not in Event Format !!!
- // before use .. cast it to eit_event_struct*
- return (Event*) i->second->get();
- return new Event( (uint8_t*)i->second->get()/*, (It->first.tsid<<16)|It->first.onid*/ );
+ result = i->second;
+ return 0;
}
}
}
- return 0;
+ return -1;
}
void eEPGCache::gotMessage( const Message &msg )
void eEPGCache::load()
{
+#if 0
FILE *f = fopen("/hdd/epg.dat", "r");
if (f)
{
}
if ( md5ok )
{
- fread( &size, sizeof(int), 1, f);
- while(size--)
+ char text1[13];
+ fread( text1, 13, 1, f);
+ if ( !strncmp( text1, "ENIGMA_EPG_V2", 13) )
{
- uniqueEPGKey key;
- eventMap evMap;
- timeMap tmMap;
- int size=0;
- fread( &key, sizeof(uniqueEPGKey), 1, f);
fread( &size, sizeof(int), 1, f);
while(size--)
{
- int len=0;
- int type=0;
- eventData *event=0;
- fread( &type, sizeof(int), 1, f);
- fread( &len, sizeof(int), 1, f);
- event = new eventData(0, len, type);
- fread( event->EITdata, len, 1, f);
- evMap[ event->getEventID() ]=event;
- tmMap[ event->getStartTime() ]=event;
- ++cnt;
+ uniqueEPGKey key;
+ eventMap evMap;
+ timeMap tmMap;
+ int size=0;
+ fread( &key, sizeof(uniqueEPGKey), 1, f);
+ fread( &size, sizeof(int), 1, f);
+ while(size--)
+ {
+ int len=0;
+ int type=0;
+ eventData *event=0;
+ fread( &type, sizeof(int), 1, f);
+ fread( &len, sizeof(int), 1, f);
+ event = new eventData(0, len, type);
+ event->EITdata = new __u8[len];
+ eventData::CacheSize+=len;
+ fread( event->EITdata, len, 1, f);
+ evMap[ event->getEventID() ]=event;
+ tmMap[ event->getStartTime() ]=event;
+ ++cnt;
+ }
+ eventDB[key]=std::pair<eventMap,timeMap>(evMap,tmMap);
}
- eventDB[key]=std::pair<eventMap,timeMap>(evMap,tmMap);
+ eventData::load(f);
+ eDebug("%d events read from /hdd/epg.dat", cnt);
}
- eDebug("%d events read from /hdd/epg.dat.md5", cnt);
+ else
+ eDebug("[EPGC] don't read old epg database");
+ fclose(f);
}
- fclose(f);
}
+#endif
}
void eEPGCache::save()
{
+#if 0
struct statfs s;
off64_t tmp;
if (statfs("/hdd", &s)<0)
int cnt=0;
if ( f )
{
+ const char *text = "ENIGMA_EPG_V2";
+ fwrite( text, 13, 1, f );
int size = eventDB.size();
fwrite( &size, sizeof(int), 1, f );
for (eventCache::iterator service_it(eventDB.begin()); service_it != eventDB.end(); ++service_it)
}
}
eDebug("%d events written to /hdd/epg.dat", cnt);
+ eventData::save(f);
fclose(f);
unsigned char md5[16];
if (!md5_file("/hdd/epg.dat", 1, md5))
}
}
}
+#endif
}
RESULT eEPGCache::getInstance(ePtr<eEPGCache> &ptr)
{
if (!isRunning) // epg ready
{
- eDebug("[EPGC] stop caching events");
+ eDebug("[EPGC] stop caching events(%d)", time(0)+eDVBLocalTimeHandler::getInstance()->difference());
zapTimer.start(UPDATE_INTERVAL, 1);
eDebug("[EPGC] next update in %i min", UPDATE_INTERVAL / 60000);
- seenSections.clear();
- calcedSections.clear();
+ for (int i=0; i < 3; ++i)
+ {
+ seenSections[i].clear();
+ calcedSections[i].clear();
+ }
singleLock l(cache->cache_lock);
cache->channelLastUpdated[channel->getChannelID()] = time(0)+eDVBLocalTimeHandler::getInstance()->difference();
can_delete=1;
void eEPGCache::channel_data::startEPG()
{
- eDebug("[EPGC] start caching events");
+ eDebug("[EPGC] start caching events(%d)", eDVBLocalTimeHandler::getInstance()->difference()+time(0));
state=0;
haveData=0;
can_delete=0;
- seenSections.clear();
- calcedSections.clear();
+ for (int i=0; i < 3; ++i)
+ {
+ seenSections[i].clear();
+ calcedSections[i].clear();
+ }
eDVBSectionFilterMask mask;
memset(&mask, 0, sizeof(mask));
mask.data[0] = 0x4E;
mask.mask[0] = 0xFE;
+ m_NowNextReader->connectRead(slot(*this, &eEPGCache::channel_data::readData), m_NowNextConn);
m_NowNextReader->start(mask);
isRunning |= NOWNEXT;
mask.data[0] = 0x50;
mask.mask[0] = 0xF0;
+ m_ScheduleReader->connectRead(slot(*this, &eEPGCache::channel_data::readData), m_ScheduleConn);
m_ScheduleReader->start(mask);
isRunning |= SCHEDULE;
mask.data[0] = 0x60;
mask.mask[0] = 0xF0;
+ m_ScheduleOtherReader->connectRead(slot(*this, &eEPGCache::channel_data::readData), m_ScheduleOtherConn);
m_ScheduleOtherReader->start(mask);
isRunning |= SCHEDULE_OTHER;
{
eDebug("[EPGC] abort non avail nownext reading");
isRunning &= ~eEPGCache::NOWNEXT;
- if ( m_NowNextReader )
- m_NowNextReader->stop();
+ m_NowNextReader->stop();
+ m_NowNextConn=0;
}
if ( !(haveData&eEPGCache::SCHEDULE) && (isRunning&eEPGCache::SCHEDULE) )
{
eDebug("[EPGC] abort non avail schedule reading");
isRunning &= ~SCHEDULE;
m_ScheduleReader->stop();
+ m_ScheduleConn=0;
}
if ( !(haveData&eEPGCache::SCHEDULE_OTHER) && (isRunning&eEPGCache::SCHEDULE_OTHER) )
{
eDebug("[EPGC] abort non avail schedule_other reading");
isRunning &= ~SCHEDULE_OTHER;
m_ScheduleOtherReader->stop();
+ m_ScheduleOtherConn=0;
}
if ( isRunning )
- abortTimer.start(50000, true);
+ abortTimer.start(90000, true);
else
{
++state;
- seenSections.clear();
- calcedSections.clear();
+ for (int i=0; i < 3; ++i)
+ {
+ seenSections[i].clear();
+ calcedSections[i].clear();
+ }
can_delete=1;
}
}
void eEPGCache::channel_data::abortEPG()
{
- seenSections.clear();
- calcedSections.clear();
+ for (int i=0; i < 3; ++i)
+ {
+ seenSections[i].clear();
+ calcedSections[i].clear();
+ }
abortTimer.stop();
zapTimer.stop();
if (isRunning)
if (isRunning & eEPGCache::SCHEDULE)
{
isRunning &= eEPGCache::SCHEDULE;
- if ( m_ScheduleReader )
- m_ScheduleReader->stop();
+ m_ScheduleReader->stop();
+ m_ScheduleConn=0;
}
if (isRunning & eEPGCache::NOWNEXT)
{
isRunning &= ~eEPGCache::NOWNEXT;
- if ( m_NowNextReader )
- m_NowNextReader->stop();
+ m_NowNextReader->stop();
+ m_NowNextConn=0;
}
if (isRunning & SCHEDULE_OTHER)
{
isRunning &= ~eEPGCache::SCHEDULE_OTHER;
- if ( m_ScheduleOtherReader )
- m_ScheduleOtherReader->stop();
+ m_ScheduleOtherReader->stop();
+ m_ScheduleOtherConn=0;
}
can_delete=1;
}
eDebug("get Null pointer from section reader !!");
else
{
- int source = data[0] > 0x5F ? eEPGCache::SCHEDULE_OTHER : data[0] > 0x4F ? eEPGCache::SCHEDULE : eEPGCache::NOWNEXT;
+ int source;
+ int map;
+ iDVBSectionReader *reader=NULL;
+ switch(data[0])
+ {
+ case 0x4E ... 0x4F:
+ reader=m_NowNextReader;
+ source=eEPGCache::NOWNEXT;
+ map=0;
+ break;
+ case 0x50 ... 0x5F:
+ reader=m_ScheduleReader;
+ source=eEPGCache::SCHEDULE;
+ map=1;
+ break;
+ case 0x60 ... 0x6F:
+ reader=m_ScheduleOtherReader;
+ source=eEPGCache::SCHEDULE_OTHER;
+ map=2;
+ break;
+ default:
+ eDebug("[EPGC] unknown table_id !!!");
+ return;
+ }
+ tidMap &seenSections = this->seenSections[map];
+ tidMap &calcedSections = this->calcedSections[map];
if ( state == 1 && calcedSections == seenSections || state > 1 )
{
- iDVBSectionReader *reader=NULL;
+ eDebugNoNewLine("[EPGC] ");
switch (source)
{
- case eEPGCache::SCHEDULE_OTHER:
- reader=m_ScheduleOtherReader;
+ case eEPGCache::NOWNEXT:
+ m_NowNextConn=0;
+ eDebugNoNewLine("nownext");
break;
case eEPGCache::SCHEDULE:
- reader=m_ScheduleReader;
+ m_ScheduleConn=0;
+ eDebugNoNewLine("schedule");
break;
- case eEPGCache::NOWNEXT:
- reader=m_NowNextReader;
+ case eEPGCache::SCHEDULE_OTHER:
+ m_ScheduleOtherConn=0;
+ eDebugNoNewLine("schedule other");
break;
+ default: eDebugNoNewLine("unknown");break;
}
- reader->stop();
+ eDebug(" finished(%d)", time(0)+eDVBLocalTimeHandler::getInstance()->difference());
+ if ( reader )
+ reader->stop();
isRunning &= ~source;
if (!isRunning)
finishEPG();
if ( it == seenSections.end() )
{
seenSections.insert(sectionNo);
+ calcedSections.insert(sectionNo);
__u32 tmpval = sectionNo & 0xFFFFFF00;
__u8 incr = source == NOWNEXT ? 1 : 8;
for ( int i = 0; i <= eit->last_section_number; i+=incr )