| 1 | // Copyright (C) 2014 |
| 2 | // |
| 3 | // This code is licensed to you under the terms of the GNU GPL, version 2 or, |
| 4 | // at your option, any later version. See the LICENSE.txt file for the text of |
| 5 | // the license. |
| 6 | //----------------------------------------------------------------------------- |
| 7 | // Low frequency demod related commands |
| 8 | // marshmellow |
| 9 | // note that many of these demods are not the slickest code and they often rely |
| 10 | // on peaks and clock instead of converting to clean signal. |
| 11 | // |
| 12 | //----------------------------------------------------------------------------- |
| 13 | |
| 14 | #ifndef LFDEMOD_H__ |
| 15 | #define LFDEMOD_H__ |
| 16 | #include <stdint.h> |
| 17 | |
| 18 | int DetectASKClock(uint8_t dest[], size_t size, int *clock, int maxErr); |
| 19 | int askmandemod(uint8_t *BinStream, size_t *size, int *clk, int *invert, int maxErr); |
| 20 | uint64_t Em410xDecode(uint8_t *BitStream, size_t *size, size_t *startIdx); |
| 21 | int ManchesterEncode(uint8_t *BitStream, size_t size); |
| 22 | int manrawdecode(uint8_t *BitStream, size_t *size); |
| 23 | int BiphaseRawDecode(uint8_t * BitStream, size_t *size, int offset, int invert); |
| 24 | int askrawdemod(uint8_t *BinStream, size_t *size, int *clk, int *invert, int maxErr, uint8_t amp); |
| 25 | int gProxII_Demod(uint8_t BitStream[], size_t *size); |
| 26 | int HIDdemodFSK(uint8_t *dest, size_t *size, uint32_t *hi2, uint32_t *hi, uint32_t *lo); |
| 27 | int IOdemodFSK(uint8_t *dest, size_t size); |
| 28 | int fskdemod(uint8_t *dest, size_t size, uint8_t rfLen, uint8_t invert, uint8_t fchigh, uint8_t fclow); |
| 29 | uint32_t bytebits_to_byte(uint8_t* src, size_t numbits); |
| 30 | int nrzRawDemod(uint8_t *dest, size_t *size, int *clk, int *invert, int maxErr); |
| 31 | void psk1TOpsk2(uint8_t *BitStream, size_t size); |
| 32 | void psk2TOpsk1(uint8_t *BitStream, size_t size); |
| 33 | int DetectNRZClock(uint8_t dest[], size_t size, int clock); |
| 34 | int indala26decode(uint8_t *bitStream, size_t *size, uint8_t *invert); |
| 35 | void pskCleanWave(uint8_t *bitStream, size_t size); |
| 36 | int PyramiddemodFSK(uint8_t *dest, size_t *size); |
| 37 | int AWIDdemodFSK(uint8_t *dest, size_t *size); |
| 38 | size_t removeParity(uint8_t *BitStream, size_t startIdx, uint8_t pLen, uint8_t pType, size_t bLen); |
| 39 | uint16_t countFC(uint8_t *BitStream, size_t size, uint8_t *mostFC); |
| 40 | uint8_t detectFSKClk(uint8_t *BitStream, size_t size, uint8_t fcHigh, uint8_t fcLow); |
| 41 | int getHiLo(uint8_t *BitStream, size_t size, int *high, int *low, uint8_t fuzzHi, uint8_t fuzzLo); |
| 42 | int ParadoxdemodFSK(uint8_t *dest, size_t *size, uint32_t *hi2, uint32_t *hi, uint32_t *lo); |
| 43 | uint8_t preambleSearch(uint8_t *BitStream, uint8_t *preamble, size_t pLen, size_t *size, size_t *startIdx); |
| 44 | uint8_t parityTest(uint32_t bits, uint8_t bitLen, uint8_t pType); |
| 45 | uint8_t justNoise(uint8_t *BitStream, size_t size); |
| 46 | uint8_t countPSK_FC(uint8_t *BitStream, size_t size); |
| 47 | int pskRawDemod(uint8_t dest[], size_t *size, int *clock, int *invert); |
| 48 | int DetectPSKClock(uint8_t dest[], size_t size, int clock); |
| 49 | |
| 50 | #endif |