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#ifndef __esection_h
#define __esection_h
#include <lib/dvb/idemux.h>
#include <set>
#define TABLE_eDebug(x...) do { if (m_debug) eDebug(x); } while(0)
#define TABLE_eDebugNoNewLine(x...) do { if (m_debug) eDebugNoNewLine(x); } while(0)
class eGTable: public iObject, public Object
{
DECLARE_REF(eGTable);
ePtr<iDVBSectionReader> m_reader;
eDVBTableSpec m_table;
unsigned int m_tries;
ePtr<eTimer> m_timeout;
void sectionRead(const __u8 *data);
void timeout();
ePtr<eConnection> m_sectionRead_conn;
protected:
bool m_debug;
virtual int createTable(unsigned int nr, const __u8 *data, unsigned int max)=0;
public:
Signal1<void, int> tableReady;
eGTable(bool debug=true);
RESULT start(iDVBSectionReader *reader, const eDVBTableSpec &table);
RESULT start(iDVBDemux *reader, const eDVBTableSpec &table);
RESULT getSpec(eDVBTableSpec &spec) { spec = m_table; return 0; }
virtual ~eGTable();
int error;
int ready;
};
template <class Section>
class eTable: public eGTable
{
private:
std::vector<Section*> sections;
std::set<int> avail;
protected:
int createTable(unsigned int nr, const __u8 *data, unsigned int max)
{
unsigned int ssize = sections.size();
if (max < ssize || nr >= max)
{
TABLE_eDebug("kaputt max(%d) < ssize(%d) || nr(%d) >= max(%d)",
max, ssize, nr, max);
return 0;
}
if (avail.find(nr) != avail.end())
delete sections[nr];
sections.resize(max);
sections[nr] = new Section(data);
avail.insert(nr);
for (unsigned int i = 0; i < max; ++i)
if (avail.find(i) != avail.end())
TABLE_eDebugNoNewLine("+");
else
TABLE_eDebugNoNewLine("-");
TABLE_eDebug(" %zd/%d TID %02x", avail.size(), max, data[0]);
if (avail.size() == max)
{
TABLE_eDebug("done!");
return 1;
} else
return 0;
}
public:
std::vector<Section*> &getSections() { return sections; }
eTable(bool debug=true): eGTable(debug)
{
}
~eTable()
{
for (std::set<int>::iterator i(avail.begin()); i != avail.end(); ++i)
delete sections[*i];
}
};
class eAUGTable: public Object
{
protected:
void slotTableReady(int);
public:
Signal1<void, int> tableReady;
virtual void getNext(int err)=0;
};
template <class Table>
class eAUTable: public eAUGTable
{
ePtr<Table> current, next; // current is READY AND ERRORFREE, next is not yet ready
int first;
ePtr<iDVBDemux> m_demux;
eMainloop *ml;
public:
eAUTable()
{
}
~eAUTable()
{
stop();
}
void stop()
{
current = next = 0;
m_demux = 0;
}
int begin(eMainloop *m, const eDVBTableSpec &spec, ePtr<iDVBDemux> demux)
{
ml = m;
m_demux = demux;
first= 1;
current = 0;
next = new Table();
CONNECT(next->tableReady, eAUTable::slotTableReady);
next->start(demux, spec);
return 0;
}
int get()
{
if (current)
{
/*emit*/ tableReady(0);
return 0;
} else if (!next)
{
/*emit*/ tableReady(-1);
return 0;
} else
return 1;
}
RESULT getCurrent(ePtr<Table> &ptr)
{
if (!current)
return -1;
ptr = current;
return 0;
}
#if 0
void abort()
{
eDebug("eAUTable: aborted!");
if (next)
next->abort();
delete next;
next=0;
}
#endif
int ready()
{
return !!current;
}
void inject(Table *t)
{
next=t;
getNext(0);
}
void getNext(int error)
{
current = 0;
if (error)
{
next=0;
if (first)
/*emit*/ tableReady(error);
first=0;
return;
} else
current=next;
next=0;
first=0;
ASSERT(current->ready);
/*emit*/ tableReady(0);
eDVBTableSpec spec;
if (current && (!current->getSpec(spec)))
{
next = new Table();
CONNECT(next->tableReady, eAUTable::slotTableReady);
spec.flags &= ~(eDVBTableSpec::tfAnyVersion|eDVBTableSpec::tfThisVersion|eDVBTableSpec::tfHaveTimeout);
next->eGTable::start(m_demux, spec);
}
}
};
#endif
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