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vdr-plugin-satip/sectionfilter.h

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/*
* sectionfilter.h: SAT>IP plugin for the Video Disk Recorder
*
* See the README file for copyright information and how to reach the author.
*
*/
#ifndef __SATIP_SECTIONFILTER_H
#define __SATIP_SECTIONFILTER_H
#ifdef __FreeBSD__
#include <sys/socket.h>
#endif // __FreeBSD__
#include <vdr/device.h>
#include "common.h"
#include "statistics.h"
#define USE_THREADED_SECTIONFILTER
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class cSatipSectionFilter : public cSatipSectionStatistics {
private:
enum {
eWriteMaxRetries = 20,
eDmxMaxFilterSize = 18,
eDmxMaxSectionSize = 4096,
eDmxMaxSectionFeedSize = (eDmxMaxSectionSize + TS_SIZE)
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};
int pusiSeenM;
int feedCcM;
int doneqM;
uint8_t *secBufM;
uint8_t secBufBaseM[eDmxMaxSectionFeedSize];
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uint16_t secBufpM;
uint16_t secLenM;
uint16_t tsFeedpM;
uint16_t pidM;
int deviceIndexM;
int socketM[2];
uint8_t filterValueM[eDmxMaxFilterSize];
uint8_t filterMaskM[eDmxMaxFilterSize];
uint8_t filterModeM[eDmxMaxFilterSize];
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uint8_t maskAndModeM[eDmxMaxFilterSize];
uint8_t maskAndNotModeM[eDmxMaxFilterSize];
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inline uint16_t GetLength(const uint8_t *dataP);
void New(void);
int Filter(void);
inline int Feed(void);
int CopyDump(const uint8_t *bufP, uint8_t lenP);
public:
// constructor & destructor
cSatipSectionFilter(int deviceIndexP, uint16_t pidP, uint8_t tidP, uint8_t maskP);
virtual ~cSatipSectionFilter();
void Process(const uint8_t* dataP);
int GetFd(void) { return socketM[0]; }
uint16_t GetPid(void) const { return pidM; }
};
#ifdef USE_THREADED_SECTIONFILTER
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class cSatipSectionFilterHandler : public cThread {
protected:
virtual void Action(void);
private:
cRingBufferLinear *ringBufferM;
#else
class cSatipSectionFilterHandler {
#endif
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private:
enum {
eMaxSecFilterCount = 32
};
cMutex mutexM;
int deviceIndexM;
cSatipSectionFilter *filtersM[eMaxSecFilterCount];
bool Delete(unsigned int indexP);
bool IsBlackListed(u_short pidP, u_char tidP, u_char maskP) const;
public:
cSatipSectionFilterHandler(int deviceIndexP, unsigned int bufferLenP);
virtual ~cSatipSectionFilterHandler();
cString GetInformation(void);
int Open(u_short pidP, u_char tidP, u_char maskP);
void Close(int handleP);
int GetPid(int handleP);
void Write(u_char *bufferP, int lengthP);
};
#endif // __SATIP_SECTIONFILTER_H