import of enigma2

1 files changed, 189 insertions, 0 deletions

diff --git a/lib/dvb/esection.h b/lib/dvb/esection.h
new file mode 100644
index 00000000..ca63c184
--- /dev/null
+++ b/lib/dvb/esection.h
@@ -0,0 +1,189 @@
+#ifndef __esection_h
+#define __esection_h
+
+#include <lib/dvb/isection.h>
+#include <set>
+
+class eGTable: public virtual iObject, public Object
+{
+DECLARE_REF;
+private:
+	ePtr<iDVBSectionReader> m_reader;
+	eDVBTableSpec m_table;
+	
+	eTimer *m_timeout;
+
+	void sectionRead(const __u8 *data);
+	void timeout();
+	ePtr<eConnection> m_sectionRead_conn;
+protected:
+	virtual int createTable(int nr, const __u8 *data, unsigned int max)=0;
+public:
+	Signal1<void, int> tableReady;
+	eGTable();
+	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(int nr, const __u8 *data, unsigned int max)
+	{
+		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())
+				printf("+");
+			else
+				printf("-");
+				
+		printf(" %d/%d\n", avail.size(), max);
+
+		if (avail.size() == max)
+			return 1;
+		else
+			return 0;
+	}
+public:
+	std::vector<Section*> &getSections() { return sections; }
+	eTable(): eGTable()
+	{
+	}
+	~eTable()
+	{
+		for (typename std::vector<Section*>::iterator i(sections.begin()); i != sections.end(); ++i)
+			delete *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()
+	{
+		current=next=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