X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/4118b74dc8834bd2f45002ca6b781ce7cfae6d0c..bf74114d50add6cb24bf50d6a5dbdc60a92c24b6:/common/lfdemod.h?ds=inline diff --git a/common/lfdemod.h b/common/lfdemod.h index 2e0acf75..51ce238c 100644 --- a/common/lfdemod.h +++ b/common/lfdemod.h @@ -1,29 +1,70 @@ -// Copyright (C) 2014 +// Copyright (C) 2014 // // This code is licensed to you under the terms of the GNU GPL, version 2 or, // at your option, any later version. See the LICENSE.txt file for the text of // the license. //----------------------------------------------------------------------------- -// Low frequency commands +// Low frequency demod related commands +// marshmellow +// note that many of these demods are not the slickest code and they often rely +// on peaks and clock instead of converting to clean signal. +// //----------------------------------------------------------------------------- #ifndef LFDEMOD_H__ #define LFDEMOD_H__ -#include +#include // for uint_32+ +#include // for bool -int DetectASKClock(uint8_t dest[], size_t size, int clock); -int askmandemod(uint8_t *BinStream,int *BitLen,int *clk, int *invert); -uint64_t Em410xDecode(uint8_t *BitStream,int BitLen); -int manrawdecode(uint8_t *BitStream, int *bitLen); -int BiphaseRawDecode(uint8_t * BitStream, int *bitLen, int offset); -int askrawdemod(uint8_t *BinStream, int *bitLen,int *clk, int *invert); -int HIDdemodFSK(uint8_t *dest, size_t size, uint32_t *hi2, uint32_t *hi, uint32_t *lo); -int IOdemodFSK(uint8_t *dest, size_t size); -int fskdemod(uint8_t *dest, size_t size, uint8_t rfLen, uint8_t invert, uint8_t fchigh, uint8_t fclow); -uint32_t bytebits_to_byte(uint8_t* src, int numbits); -int pskNRZrawDemod(uint8_t *dest, int *bitLen, int *clk, int *invert); -int DetectpskNRZClock(uint8_t dest[], size_t size, int clock); -int indala26decode(uint8_t *bitStream, int *bitLen, uint8_t *invert); -void pskCleanWave(uint8_t *bitStream, int bitLen); +//generic +extern size_t addParity(uint8_t *BitSource, uint8_t *dest, uint8_t sourceLen, uint8_t pLen, uint8_t pType); +extern int askdemod(uint8_t *BinStream, size_t *size, int *clk, int *invert, int maxErr, uint8_t amp, uint8_t askType); +extern int askdemod_ext(uint8_t *BinStream, size_t *size, int *clk, int *invert, int maxErr, uint8_t amp, uint8_t askType, int *startIdx); +extern void askAmp(uint8_t *BitStream, size_t size); +extern int BiphaseRawDecode(uint8_t * BitStream, size_t *size, int offset, int invert); +extern uint32_t bytebits_to_byte(uint8_t* src, size_t numbits); +extern uint32_t bytebits_to_byteLSBF(uint8_t* src, size_t numbits); +extern uint16_t countFC(uint8_t *BitStream, size_t size, uint8_t fskAdj); +extern int DetectASKClock(uint8_t dest[], size_t size, int *clock, int maxErr); +extern uint8_t DetectCleanAskWave(uint8_t dest[], size_t size, uint8_t high, uint8_t low); +extern uint8_t detectFSKClk(uint8_t *BitStream, size_t size, uint8_t fcHigh, uint8_t fcLow); +extern uint8_t detectFSKClk_ext(uint8_t *BitStream, size_t size, uint8_t fcHigh, uint8_t fcLow, int *firstClockEdge); +extern int DetectNRZClock(uint8_t dest[], size_t size, int clock); +extern int DetectNRZClock_ext(uint8_t dest[], size_t size, int clock, size_t *clockStartIdx); +extern int DetectPSKClock(uint8_t dest[], size_t size, int clock); +extern int DetectPSKClock_ext(uint8_t dest[], size_t size, int clock, int *firstPhaseShift); +extern int DetectStrongAskClock(uint8_t dest[], size_t size, uint8_t high, uint8_t low, int *clock); +extern bool DetectST(uint8_t buffer[], size_t *size, int *foundclock); +extern bool DetectST_ext(uint8_t buffer[], size_t *size, int *foundclock, size_t *ststart, size_t *stend); +extern int fskdemod(uint8_t *dest, size_t size, uint8_t rfLen, uint8_t invert, uint8_t fchigh, uint8_t fclow); +extern int fskdemod_ext(uint8_t *dest, size_t size, uint8_t rfLen, uint8_t invert, uint8_t fchigh, uint8_t fclow, int *startIdx); +extern int getHiLo(uint8_t *BitStream, size_t size, int *high, int *low, uint8_t fuzzHi, uint8_t fuzzLo); +extern uint32_t manchesterEncode2Bytes(uint16_t datain); +extern int ManchesterEncode(uint8_t *BitStream, size_t size); +extern int manrawdecode(uint8_t *BitStream, size_t *size, uint8_t invert, uint8_t *alignPos); +extern int nrzRawDemod(uint8_t *dest, size_t *size, int *clk, int *invert); +extern int nrzRawDemod_ext(uint8_t *dest, size_t *size, int *clk, int *invert, int *startIdx); +extern uint8_t parityTest(uint32_t bits, uint8_t bitLen, uint8_t pType); +extern uint8_t preambleSearch(uint8_t *BitStream, uint8_t *preamble, size_t pLen, size_t *size, size_t *startIdx); +extern bool preambleSearchEx(uint8_t *BitStream, uint8_t *preamble, size_t pLen, size_t *size, size_t *startIdx, bool findone); +extern int pskRawDemod(uint8_t dest[], size_t *size, int *clock, int *invert); +extern int pskRawDemod_ext(uint8_t dest[], size_t *size, int *clock, int *invert, int *startIdx); +extern void psk2TOpsk1(uint8_t *BitStream, size_t size); +extern void psk1TOpsk2(uint8_t *BitStream, size_t size); +extern size_t removeParity(uint8_t *BitStream, size_t startIdx, uint8_t pLen, uint8_t pType, size_t bLen); + +//tag specific +extern int AWIDdemodFSK(uint8_t *dest, size_t *size); +extern uint8_t Em410xDecode(uint8_t *BitStream, size_t *size, size_t *startIdx, uint32_t *hi, uint64_t *lo); +extern int FDXBdemodBI(uint8_t *dest, size_t *size); +extern int gProxII_Demod(uint8_t BitStream[], size_t *size); +extern int HIDdemodFSK(uint8_t *dest, size_t *size, uint32_t *hi2, uint32_t *hi, uint32_t *lo); +extern int IOdemodFSK(uint8_t *dest, size_t size); +extern int indala26decode(uint8_t *bitStream, size_t *size, uint8_t *invert); +extern int ParadoxdemodFSK(uint8_t *dest, size_t *size, uint32_t *hi2, uint32_t *hi, uint32_t *lo); +extern int PrescoDemod(uint8_t *dest, size_t *size); +extern int PyramiddemodFSK(uint8_t *dest, size_t *size); +extern int VikingDemod_AM(uint8_t *dest, size_t *size); +extern int Visa2kDemod_AM(uint8_t *dest, size_t *size); #endif