]>
Commit | Line | Data |
---|---|---|
ba1a299c | 1 | // Copyright (C) 2014 |
eb191de6 | 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 | //----------------------------------------------------------------------------- | |
1e090a61 | 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 | // | |
eb191de6 | 12 | //----------------------------------------------------------------------------- |
13 | ||
14 | #ifndef LFDEMOD_H__ | |
15 | #define LFDEMOD_H__ | |
38e41917 | 16 | #include <stdint.h> // for uint_32+ |
17 | #include <stdbool.h> // for bool | |
e977fb0d | 18 | #include <string.h> // for strcmp |
19 | #include <stdlib.h> // for | |
91e92957 | 20 | |
fef74fdc | 21 | //generic |
91e92957 | 22 | #ifndef ON_DEVICE |
88e7a6bf | 23 | void SetGraphClock(int clock, int startidx); |
91e92957 | 24 | #endif |
2dcf60f3 | 25 | uint8_t justNoise(uint8_t *bits, size_t size); |
a126332a | 26 | size_t addParity(uint8_t *BitSource, uint8_t *dest, uint8_t sourceLen, uint8_t pLen, uint8_t pType); |
fef74fdc | 27 | int askdemod(uint8_t *BinStream, size_t *size, int *clk, int *invert, int maxErr, uint8_t amp, uint8_t askType); |
a38f5a07 | 28 | void askAmp(uint8_t *BitStream, size_t size); |
fef74fdc | 29 | int BiphaseRawDecode(uint8_t * BitStream, size_t *size, int offset, int invert); |
30 | uint32_t bytebits_to_byte(uint8_t* src, size_t numbits); | |
ad6219fc | 31 | uint32_t bytebits_to_byteLSBF(uint8_t* src, size_t numbits); |
fef74fdc | 32 | uint16_t countFC(uint8_t *BitStream, size_t size, uint8_t fskAdj); |
33 | int DetectASKClock(uint8_t dest[], size_t size, int *clock, int maxErr); | |
34 | uint8_t DetectCleanAskWave(uint8_t dest[], size_t size, uint8_t high, uint8_t low); | |
35 | uint8_t detectFSKClk(uint8_t *BitStream, size_t size, uint8_t fcHigh, uint8_t fcLow); | |
9833360b | 36 | uint8_t detectFSKClk_ext(uint8_t *BitStream, size_t size, uint8_t fcHigh, uint8_t fcLow, int *firstClockEdge); |
fef74fdc | 37 | int DetectNRZClock(uint8_t dest[], size_t size, int clock); |
9833360b | 38 | int DetectNRZClock_ext(uint8_t dest[], size_t size, int clock, int *clockStartIdx); |
fef74fdc | 39 | int DetectPSKClock(uint8_t dest[], size_t size, int clock); |
9833360b | 40 | int DetectPSKClock_ext(uint8_t dest[], size_t size, int clock, int *firstPhaseShift); |
41 | int DetectStrongAskClock(uint8_t dest[], size_t size, uint8_t high, uint8_t low, int *clock); | |
05164399 | 42 | bool DetectST(uint8_t buffer[], size_t *size, int *foundclock); |
a9eeb576 | 43 | bool DetectST_ext(uint8_t buffer[], size_t *size, int *foundclock, size_t *ststart, size_t *stend); |
fef74fdc | 44 | int fskdemod(uint8_t *dest, size_t size, uint8_t rfLen, uint8_t invert, uint8_t fchigh, uint8_t fclow); |
45 | int getHiLo(uint8_t *BitStream, size_t size, int *high, int *low, uint8_t fuzzHi, uint8_t fuzzLo); | |
1d0ccbe0 | 46 | uint32_t manchesterEncode2Bytes(uint16_t datain); |
fef74fdc | 47 | int ManchesterEncode(uint8_t *BitStream, size_t size); |
48 | int manrawdecode(uint8_t *BitStream, size_t *size, uint8_t invert); | |
6426f6ba | 49 | int nrzRawDemod(uint8_t *dest, size_t *size, int *clk, int *invert); |
fef74fdc | 50 | uint8_t parityTest(uint32_t bits, uint8_t bitLen, uint8_t pType); |
8ad1e731 | 51 | bool preambleSearch(uint8_t *BitStream, uint8_t *preamble, size_t pLen, size_t *size, size_t *startIdx); |
52 | bool preambleSearchEx(uint8_t *BitStream, uint8_t *preamble, size_t pLen, size_t *size, size_t *startIdx, bool findone); | |
fef74fdc | 53 | int pskRawDemod(uint8_t dest[], size_t *size, int *clock, int *invert); |
54 | void psk2TOpsk1(uint8_t *BitStream, size_t size); | |
55 | void psk1TOpsk2(uint8_t *BitStream, size_t size); | |
56 | size_t removeParity(uint8_t *BitStream, size_t startIdx, uint8_t pLen, uint8_t pType, size_t bLen); | |
57 | ||
58 | //tag specific | |
59 | int AWIDdemodFSK(uint8_t *dest, size_t *size); | |
a8fd088d | 60 | int Em410xDecode(uint8_t *BitStream, size_t *size, size_t *startIdx, uint32_t *hi, uint64_t *lo); |
94422fa2 | 61 | int FDXBdemodBI(uint8_t *dest, size_t *size); |
11081e04 | 62 | int gProxII_Demod(uint8_t BitStream[], size_t *size); |
ec75f5c1 | 63 | int HIDdemodFSK(uint8_t *dest, size_t *size, uint32_t *hi2, uint32_t *hi, uint32_t *lo); |
eb191de6 | 64 | int IOdemodFSK(uint8_t *dest, size_t size); |
ba1a299c | 65 | int indala26decode(uint8_t *bitStream, size_t *size, uint8_t *invert); |
a1d17964 | 66 | int ParadoxdemodFSK(uint8_t *dest, size_t *size, uint32_t *hi2, uint32_t *hi, uint32_t *lo); |
70459879 | 67 | int PyramiddemodFSK(uint8_t *dest, size_t *size); |
68 | int VikingDemod_AM(uint8_t *dest, size_t *size); | |
4469412e | 69 | int PrescoDemod(uint8_t *dest, size_t *size); |
56bbb25a | 70 | int NedapDemod(uint8_t *dest, size_t *size); |
6c283951 | 71 | int JablotronDemod(uint8_t *dest, size_t *size); |
5daad826 | 72 | int Visa2kDemod_AM(uint8_t *dest, size_t *size); |
207fc33a | 73 | int NoralsyDemod_AM(uint8_t *dest, size_t *size); |
3acac886 | 74 | int IdteckDemodPSK(uint8_t *dest, size_t *size); |
eb191de6 | 75 | #endif |