kopia lustrzana https://github.com/pjalocha/esp32-ogn-tracker
111 wiersze
4.5 KiB
C++
111 wiersze
4.5 KiB
C++
#ifndef __OGNCONV_H__
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#define __OGNCONV_H__
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#include <stdint.h>
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int32_t Coord_FNTtoOGN(int32_t Coord);
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int32_t Coord_OGNtoFNT(int32_t Coord);
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int32_t Coord_FNTtoUBX(int32_t Coord);
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int32_t Coord_UBXtoFNT(int32_t Coord);
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int32_t Coord_CRDtoOGN(int32_t Coord);
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int32_t Coord_OGNtoCRD(int32_t Coord);
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int32_t FeetToMeters(int32_t Altitude); //
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int32_t MetersToFeet(int32_t Altitude); //
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uint8_t AcftType_OGNtoADSB(uint8_t AcftType);
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uint8_t AcftType_FNTtoADSB(uint8_t AcftType);
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uint8_t AcftType_ADSBtoOGN(uint8_t AcftCat);
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uint8_t AcftType_OGNtoGDL(uint8_t AcftType);
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uint8_t AcftType_OGNtoADSL(uint8_t AcftType);
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uint8_t AcftType_ADSLtoOGN(uint8_t AcftCat);
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uint8_t AcftType_FNTtoOGN(uint8_t AcftType);
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uint8_t AcftType_FNTtoADSL(uint8_t AcftType);
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uint16_t EncodeUR2V8(uint16_t Value); // Encode unsigned 12bit (0..3832) as 10bit
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uint16_t DecodeUR2V8(uint16_t Value); // Decode 10bit 0..0x3FF
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uint8_t EncodeUR2V5(uint16_t Value); // Encode unsigned 9bit (0..472) as 7bit
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uint16_t DecodeUR2V5(uint16_t Value); // Decode 7bit as unsigned 9bit (0..472)
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uint8_t EncodeSR2V5(int16_t Value); // Encode signed 10bit (-472..+472) as 8bit
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int16_t DecodeSR2V5( int16_t Value); // Decode
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uint16_t EncodeUR2V6(uint16_t Value); // Encode unsigned 10bit (0..952) as 8 bit
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uint16_t DecodeUR2V6(uint16_t Value); // Decode 8bit as unsigned 10bit (0..952)
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uint16_t EncodeSR2V6(int16_t Value); // Encode signed 11bit (-952..+952) as 9bit
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int16_t DecodeSR2V6( int16_t Value); // Decode 9bit as signed 11bit (-952..+952)
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// uint16_t EncodeUR2V12(uint16_t Value); // encode unsigned 16-bit (0..61432) as 14-bit
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// uint16_t DecodeUR2V12(uint16_t Value);
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// uint8_t EncodeUR2V4(uint8_t DOP);
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// uint8_t DecodeUR2V4(uint8_t DOP);
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template <class Type, int Bits>
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Type UnsVRdecode(Type Value)
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{ const Type Thres = 1<<Bits;
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uint8_t Range = Value>>Bits;
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Value &= Thres-1;
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if(Range==0) return Value;
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if(Range==1) return Thres+1+(Value<<1);
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if(Range==2) return 3*Thres+2+(Value<<2);
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return 7*Thres+4+(Value<<3); }
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template <class Type, int Bits>
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Type UnsVRencode(Type Value)
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{ const Type Thres = 1<<Bits;
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if(Value< Thres) return Value;
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if(Value< 3*Thres) return Thres | ((Value- Thres)>>1);
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if(Value< 7*Thres) return 2*Thres | ((Value-3*Thres)>>2);
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if(Value<15*Thres) return 3*Thres | ((Value-7*Thres)>>3);
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return 4*Thres-1; }
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template <class Type, int Bits>
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Type SignVRencode(Type Value)
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{ const Type SignMask = 1<<(Bits+2);
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Type Sign=0; if(Value<0) { Value=(-Value); Sign=SignMask; }
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Value = UnsVRencode<Type, Bits>(Value);
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return Value | Sign; }
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template <class Type, int Bits>
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Type SignVRdecode(Type Value)
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{ const Type SignMask = 1<<(Bits+2);
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Type Sign = Value&SignMask;
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Value = UnsVRdecode<Type, Bits>(Value&(SignMask-1));
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return Sign ? -Value: Value; }
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uint8_t EncodeGray(uint8_t Binary);
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uint8_t DecodeGray(uint8_t Gray);
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uint16_t EncodeGray(uint16_t Binary);
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uint16_t DecodeGray(uint16_t Gray);
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uint32_t EncodeGray(uint32_t Binary);
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uint32_t DecodeGray(uint32_t Gray);
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void TEA_Encrypt (uint32_t* Data, const uint32_t *Key, int Loops);
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void TEA_Decrypt (uint32_t* Data, const uint32_t *Key, int Loops);
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void TEA_Encrypt_Key0 (uint32_t* Data, int Loops);
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void TEA_Decrypt_Key0 (uint32_t* Data, int Loops);
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void XXTEA_Encrypt(uint32_t *Data, uint8_t Words, const uint32_t Key[4], uint8_t Loops);
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void XXTEA_Decrypt(uint32_t *Data, uint8_t Words, const uint32_t Key[4], uint8_t Loops);
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void XXTEA_Encrypt_Key0(uint32_t *Data, uint8_t Words, uint8_t Loops);
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void XXTEA_Decrypt_Key0(uint32_t *Data, uint8_t Words, uint8_t Loops);
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void XorShift32(uint32_t &Seed); // simple random number generator
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void XorShift64(uint64_t &Seed);
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uint64_t inline XorShift64star(uint64_t &Seed)
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{ XorShift64(Seed); return Seed*UINT64_C(0x2545f4914f6cdd1d); }
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uint8_t EncodeAscii85( char *Ascii, uint32_t Word ); // Encode 32-bit Word into 5-char Ascii-85 string
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uint8_t DecodeAscii85(uint32_t &Word, const char *Ascii); // Decode 5-char Ascii-85 to 32-bit Word
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int APRS2IGC(char *Out, const char *Inp, int GeoidSepar); // convert APRS message to IGC B-record
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#endif // __OGNCONV_H__
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