/* * diseqc.h: DiSEqC handling * * See the main source file 'vdr.c' for copyright information and * how to reach the author. * * $Id: diseqc.h 2.2 2011/05/22 10:35:38 kls Exp $ */ #ifndef __DISEQC_H #define __DISEQC_H #include "config.h" class cDiseqc : public cListObject { public: enum eDiseqcActions { daNone, daToneOff, daToneOn, daVoltage13, daVoltage18, daMiniA, daMiniB, daCodes, }; enum { MaxDiseqcCodes = 6 }; private: int devices; int source; int slof; char polarization; int lof; char *commands; bool parsing; mutable uchar codes[MaxDiseqcCodes]; mutable int numCodes; const char *Wait(const char *s) const; const char *Codes(const char *s) const; public: cDiseqc(void); ~cDiseqc(); bool Parse(const char *s); eDiseqcActions Execute(const char **CurrentAction) const; // Parses the DiSEqC commands and returns the appropriate action code // with every call. CurrentAction must be the address of a character pointer, // which is initialized to NULL. This pointer is used internally while parsing // the commands and shall not be modified once Execute() has been called with // it. Call Execute() repeatedly (always providing the same CurrentAction pointer) // until it returns daNone. After a successful execution of all commands // *CurrentAction points to the value 0x00. int Devices(void) const { return devices; } int Source(void) const { return source; } int Slof(void) const { return slof; } char Polarization(void) const { return polarization; } int Lof(void) const { return lof; } const char *Commands(void) const { return commands; } const uchar *Codes(int &NumCodes) const { NumCodes = numCodes; return numCodes ? codes : NULL; } }; class cDiseqcs : public cConfig { public: const cDiseqc *Get(int Device, int Source, int Frequency, char Polarization) const; }; extern cDiseqcs Diseqcs; #endif //__DISEQC_H