mirror of
https://github.com/lwvmobile/dsd-fme.git
synced 2026-11-15 02:07:24 -05:00
NCurses and NXDN Updates
NCurses Terminal in pretty good shape, good enough for testing NXDN decodes RAN and RID now (from LEH)
This commit is contained in:
lwvmobile
187
include/dsd.h
187
include/dsd.h
@@ -71,8 +71,84 @@
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*/
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static volatile int exitflag;
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//volatile int exitflag; //didn't work, couldn't build, multiple definitions of exitflag
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//borrow from LEH
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typedef struct
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{
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uint8_t RFChannelType;
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uint8_t FunctionnalChannelType;
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uint8_t Option;
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uint8_t Direction;
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uint8_t CompleteLich; /* 7 bits of LICH without parity */
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uint8_t PreviousCompleteLich; /* 7 bits of previous LICH without parity */
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} NxdnLich_t;
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typedef struct
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{
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uint8_t StructureField;
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uint8_t RAN;
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uint8_t Data[18];
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uint8_t CrcIsGood;
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} NxdnSacchRawPart_t;
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typedef struct
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{
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uint8_t Data[80];
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uint8_t CrcIsGood;
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} NxdnFacch1RawPart_t;
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typedef struct
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{
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uint8_t Data[184];
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uint8_t CrcIsGood;
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} NxdnFacch2RawPart_t;
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typedef struct
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{
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uint8_t F1;
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uint8_t F2;
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uint8_t MessageType;
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/****************************/
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/***** VCALL parameters *****/
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/****************************/
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uint8_t CCOption;
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uint8_t CallType;
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uint8_t VoiceCallOption;
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uint16_t SourceUnitID;
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uint16_t DestinationID; /* May be a Group ID or a Unit ID */
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uint8_t CipherType;
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uint8_t KeyID;
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uint8_t VCallCrcIsGood;
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/*******************************/
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/***** VCALL_IV parameters *****/
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/*******************************/
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uint8_t IV[8];
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uint8_t VCallIvCrcIsGood;
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/*****************************/
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/***** Custom parameters *****/
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/*****************************/
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/* Specifies if the "CipherType" and the "KeyID" parameter are valid
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* 1 = Valid ; 0 = CRC error */
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uint8_t CipherParameterValidity;
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/* Used on DES and AES encrypted frames */
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uint8_t PartOfCurrentEncryptedFrame; /* Could be 1 or 2 */
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uint8_t PartOfNextEncryptedFrame; /* Could be 1 or 2 */
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uint8_t CurrentIVComputed[8];
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uint8_t NextIVComputed[8];
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} NxdnElementsContent_t;
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//end borrow from LEH
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typedef struct
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{
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@@ -194,7 +270,8 @@ typedef struct
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int maxbuf[1024];
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int minbuf[1024];
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int midx;
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char err_str[64];
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char err_str[64]; //actual error errorbars
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char err_buf[64]; //make copy of err_str for comparison, only have string print when strcmp is different??
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char fsubtype[16];
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char ftype[16];
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int symbolcnt;
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@@ -248,6 +325,35 @@ typedef struct
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short input_sample_buffer; //HERE HERE
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short pulse_raw_out_buffer; //HERE HERE
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//float *input_sample_buffer; //HERE HERE
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short dibit_to_hex_buf;
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// state->sr_0 shift registers
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short hexbuf;
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unsigned long long sr_0; //64-bit shift registers for pushing decoded binary or dibit data
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unsigned long long sr_1; //384
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unsigned long long sr_2; //
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unsigned long long sr_3; //
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unsigned long long sr_4; //
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unsigned long long sr_5; //
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unsigned long long sr_6; //
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unsigned int dmr_color_code;
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unsigned int nxdn_last_ran;
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unsigned int nxdn_last_rid;
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//borrow from LEH
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NxdnSacchRawPart_t NxdnSacchRawPart[4];
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NxdnFacch1RawPart_t NxdnFacch1RawPart[2];
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NxdnFacch2RawPart_t NxdnFacch2RawPart;
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NxdnElementsContent_t NxdnElementsContent;
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NxdnLich_t NxdnLich;
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int printNXDNAmbeVoiceSampleHex;
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char ambe_ciphered[49];
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char ambe_deciphered[49];
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//end borrow
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#ifdef TRACE_DSD
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char debug_prefix;
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@@ -277,34 +383,34 @@ typedef struct
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#define INV_DSTAR_HD "313131313111311331313333"
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#define DSTAR_SYNC "313131313133131113313111"
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#define INV_DSTAR_SYNC "131313131311313331131333"
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// original sync numbers which is FSW plus LICH
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//bogus nxdnn data syncs to troubleshoot
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/*
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#define NXDN_MS_DATA_SYNC "33333313133113131111333333333111"
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#define INV_NXDN_MS_DATA_SYNC "11133331313113313133331113333331"
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#define INV_NXDN_BS_DATA_SYNC "33331111313113313133331313333333"
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#define NXDN_BS_DATA_SYNC "11113333131331131311113133333333"
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//end bogus nxdn data syncs
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*/
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#define NXDN_MS_DATA_SYNC "313133113131111333"
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#define INV_NXDN_MS_DATA_SYNC "131311331313333111"
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#define NXDN_MS_VOICE_SYNC "313133113131113133"
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#define INV_NXDN_MS_VOICE_SYNC "131311331313331311"
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#define INV_NXDN_BS_DATA_SYNC "131311331313333131"
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#define NXDN_BS_DATA_SYNC "313133113131111313"
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#define INV_NXDN_BS_VOICE_SYNC "131311331313331331"
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#define NXDN_BS_VOICE_SYNC "313133113131113113"
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//Try using only FSW and no LICH
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/*
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#define NXDN_MS_DATA_SYNC "3131331131"
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#define INV_NXDN_MS_DATA_SYNC "1313113313"
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#define NXDN_MS_VOICE_SYNC "313133113131113133"
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#define INV_NXDN_MS_VOICE_SYNC "131311331313331311"
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#define INV_NXDN_BS_DATA_SYNC "1313113313"
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#define NXDN_BS_DATA_SYNC "3131331131"
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#define INV_NXDN_BS_VOICE_SYNC "131311331313331331"
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#define NXDN_BS_VOICE_SYNC "313133113131113113"
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//how do two values equate to 4 symbol types? shouldn't it be -3, -1, 1, 3?
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*/
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#define DMR_BS_DATA_SYNC "313333111331131131331131"
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#define DMR_BS_VOICE_SYNC "131111333113313313113313"
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#define DMR_MS_DATA_SYNC "311131133313133331131113"
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#define DMR_MS_VOICE_SYNC "133313311131311113313331"
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//borrow extra syncs from LEH
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#define DMR_DIRECT_MODE_TS1_DATA_SYNC "331333313111313133311111"
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#define DMR_DIRECT_MODE_TS1_VOICE_SYNC "113111131333131311133333"
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#define DMR_DIRECT_MODE_TS2_DATA_SYNC "311311111333113333133311"
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#define DMR_DIRECT_MODE_TS2_VOICE_SYNC "133133333111331111311133"
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//end LEH
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#define INV_PROVOICE_SYNC "31313111333133133311331133113311"
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#define PROVOICE_SYNC "13131333111311311133113311331133"
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#define INV_PROVOICE_EA_SYNC "13313133113113333311313133133311"
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@@ -374,13 +480,60 @@ short nxdn_filter(short sample);
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//borrow from LEH for testing 'improved NXDN detection'
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int strncmperr(const char *s1, const char *s2, size_t size, int MaxErr);
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/* Global functions */ //also borrowed
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uint32_t ConvertBitIntoBytes(uint8_t * BufferIn, uint32_t BitLength);
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uint32_t ConvertAsciiToByte(uint8_t AsciiMsbByte, uint8_t AsciiLsbByte, uint8_t * OutputByte);
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void Convert49BitSampleInto7Bytes(char * InputBit, char * OutputByte);
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void Convert7BytesInto49BitSample(char * InputByte, char * OutputBit);
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//
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//ifdef ncurses
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void ncursesOpen ();
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void ncursesPrinter (dsd_opts * opts, dsd_state * state);
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void ncursesClose ();
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//endif ncurses
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//borrow from LEH
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/* NXDN frame decoding functions */
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void ProcessNXDNFrame(dsd_opts * opts, dsd_state * state, uint8_t Inverted);
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void ProcessNxdnRCCHFrame(dsd_opts * opts, dsd_state * state, uint8_t Inverted);
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void ProcessNxdnRTCHFrame(dsd_opts * opts, dsd_state * state, uint8_t Inverted);
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void ProcessNxdnRDCHFrame(dsd_opts * opts, dsd_state * state, uint8_t Inverted);
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void ProcessNxdnRTCH_C_Frame(dsd_opts * opts, dsd_state * state, uint8_t Inverted);
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void ProcessNXDNIdleData (dsd_opts * opts, dsd_state * state, uint8_t Inverted);
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void ProcessNXDNFacch1Data (dsd_opts * opts, dsd_state * state, uint8_t Inverted);
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void ProcessNXDNUdchData (dsd_opts * opts, dsd_state * state, uint8_t Inverted);
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//end borrow
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//borrow from LEH
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/* NXDN functions */
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void CNXDNConvolution_start(void);
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void CNXDNConvolution_decode(uint8_t s0, uint8_t s1);
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void CNXDNConvolution_chainback(unsigned char* out, unsigned int nBits);
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void CNXDNConvolution_encode(const unsigned char* in, unsigned char* out, unsigned int nBits);
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uint8_t NXDN_decode_LICH(uint8_t InputLich[8],
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uint8_t * RFChannelType,
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uint8_t * FunctionnalChannelType,
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uint8_t * Option,
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uint8_t * Direction,
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uint8_t * CompleteLichBinaryFormat,
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uint8_t Inverted);
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uint8_t NXDN_SACCH_raw_part_decode(uint8_t * Input, uint8_t * Output);
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void NXDN_SACCH_Full_decode(dsd_opts * opts, dsd_state * state);
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uint8_t NXDN_FACCH1_decode(uint8_t * Input, uint8_t * Output);
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uint8_t NXDN_UDCH_decode(uint8_t * Input, uint8_t * Output);
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void NXDN_Elements_Content_decode(dsd_opts * opts, dsd_state * state,
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uint8_t CrcCorrect, uint8_t * ElementsContent);
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void NXDN_decode_VCALL(dsd_opts * opts, dsd_state * state, uint8_t * Message);
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void NXDN_decode_VCALL_IV(dsd_opts * opts, dsd_state * state, uint8_t * Message);
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char * NXDN_Call_Type_To_Str(uint8_t CallType);
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void NXDN_Voice_Call_Option_To_Str(uint8_t VoiceCallOption, uint8_t * Duplex, uint8_t * TransmissionMode);
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char * NXDN_Cipher_Type_To_Str(uint8_t CipherType);
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uint16_t CRC15BitNXDN(uint8_t * BufferIn, uint32_t BitLength);
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uint16_t CRC12BitNXDN(uint8_t * BufferIn, uint32_t BitLength);
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uint8_t CRC6BitNXDN(uint8_t * BufferIn, uint32_t BitLength);
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void ScrambledNXDNVoiceBit(int * LfsrValue, char * BufferIn, char * BufferOut, int NbOfBitToScramble);
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void NxdnEncryptionStreamGeneration (dsd_opts* opts, dsd_state* state, uint8_t KeyStream[1664]);
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void processMbeFrameEncrypted (dsd_opts * opts, dsd_state * state, char imbe_fr[8][23], char ambe_fr[4][24], char imbe7100_fr[7][24], char ambe_keystream[49], char imbe_keystream[88]);
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//end borrow from LEH
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#ifdef __cplusplus
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