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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);
19 int askmandemod(uint8_t *BinStream, size_t *size, int *clk, int *invert);
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);
25 int HIDdemodFSK(uint8_t *dest, size_t *size, uint32_t *hi2, uint32_t *hi, uint32_t *lo);
26 int IOdemodFSK(uint8_t *dest, size_t size);
27 int fskdemod(uint8_t *dest, size_t size, uint8_t rfLen, uint8_t invert, uint8_t fchigh, uint8_t fclow);
28 uint32_t bytebits_to_byte(uint8_t* src, size_t numbits);
29 int pskNRZrawDemod(uint8_t *dest, size_t *size, int *clk, int *invert);
30 int DetectpskNRZClock(uint8_t dest[], size_t size, int clock);
31 int indala26decode(uint8_t *bitStream, size_t *size, uint8_t *invert);
32 void pskCleanWave(uint8_t *bitStream, size_t size);
33 int PyramiddemodFSK(uint8_t *dest, size_t size);
34 int AWIDdemodFSK(uint8_t *dest, size_t size);
35 size_t removeParity(uint8_t *BitStream, size_t startIdx, uint8_t pLen, uint8_t pType, size_t bLen);
36 uint32_t countFC(uint8_t *BitStream, size_t size);
37 int getHiLo(uint8_t *BitStream, size_t size, int *high, int *low, uint8_t fuzzHi, uint8_t fuzzLo);
38 size_t ParadoxdemodFSK(uint8_t *dest, size_t *size, uint32_t *hi2, uint32_t *hi, uint32_t *lo);
39
40 #endif
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