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https://github.com/lwvmobile/dsd-fme.git
synced 2026-11-13 09:17:20 -05:00
DMR Reorganization; Initial Trunking Support;
This commit is contained in:
lwvmobile
161
include/dsd.h
161
include/dsd.h
@@ -138,48 +138,6 @@ typedef struct
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uint8_t bytes[3];
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} rs_12_9_checksum_t;
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typedef struct
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{
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char VoiceFrame[3][72]; /* 3 x 72 bit of voice per time slot frame */
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char Sync[48]; /* 48 bit of data or SYNC per time slot frame */
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}TimeSlotRawVoiceFrame_t;
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typedef struct
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{
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char DeInterleavedVoiceSample[3][4][24]; /* 3 x (4 x 24) deinterleaved bit of voice per time slot frame */
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}TimeSlotDeinterleavedVoiceFrame_t;
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typedef struct
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{
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int errs1[3]; /* 3 x errors #1 computed when demodulate the AMBE voice bit of the frame */
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int errs2[3]; /* 3 x errors #2 computed when demodulate the AMBE voice bit of the frame */
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char AmbeBit[3][49]; /* 3 x 49 bit of AMBE voice of the frame */
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}TimeSlotAmbeVoiceFrame_t;
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typedef struct
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{
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unsigned int ProtectFlag;
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unsigned int Reserved;
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unsigned int FullLinkControlOpcode;
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unsigned int FeatureSetID;
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unsigned int ServiceOptions;
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unsigned int GroupAddress; /* Destination ID or TG (in Air Interface format) */
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unsigned int SourceAddress; /* Source ID (in Air Interface format) */
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unsigned int DataValidity; /* 0 = All Full LC data are incorrect ; 1 = Full LC data are correct (CRC checked OK) */
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unsigned int LeftOvers; //what is the 8 bits for that isn't used
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}FullLinkControlPDU_t;
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typedef struct
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{
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TimeSlotRawVoiceFrame_t TimeSlotRawVoiceFrame[6]; /* A voice superframe contains 6 timeslot voice frame */
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TimeSlotDeinterleavedVoiceFrame_t TimeSlotDeinterleavedVoiceFrame[6];
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TimeSlotAmbeVoiceFrame_t TimeSlotAmbeVoiceFrame[6];
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FullLinkControlPDU_t FullLC;
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} TimeSlotVoiceSuperFrame_t;
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//dPMR
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/* Could only be 2 or 4 */
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#define NB_OF_DPMR_VOICE_FRAME_TO_DECODE 2
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@@ -321,6 +279,7 @@ typedef struct
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int inverted_dpmr;
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int frame_dpmr;
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short int dmr_mono;
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short int dmr_stereo;
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short int lrrp_file_output;
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@@ -528,12 +487,8 @@ typedef struct
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char slot1light[8];
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char slot2light[8];
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int directmode;
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TimeSlotVoiceSuperFrame_t TS1SuperFrame;
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TimeSlotVoiceSuperFrame_t TS2SuperFrame;
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char dmr_branding[25];
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uint8_t dmr_12_rate_sf[2][288]; //was 84, expanded to 288 to prevent possible crash if more comes in than expected
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uint8_t dmr_34_rate_sf[2][288]; //was 96, expanded to 288 to prevent possible crash if more comes in than expected
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int dmr_stereo_payload[144]; //load up 144 dibit buffer for every single DMR TDMA frame
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uint8_t data_header_blocks[2]; //collect number of blocks to follow from data header per slot
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uint8_t data_header_padding[2]; //collect number of padding octets in last block per slot
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@@ -542,27 +497,23 @@ typedef struct
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uint8_t data_block_counter[2]; //counter for number of data blocks collected
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uint8_t data_p_head[2]; //flag for dmr proprietary header to follow
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//new stuff below here
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uint8_t data_conf_data[2]; //flag for confirmed data blocks per slot
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uint8_t dmr_pdu_sf[2][288]; //unified pdu 'superframe' //[slot][byte]
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uint8_t data_block_crc_valid[2][25]; //flag each individual block as good crc on confirmed data
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char dmr_embedded_signalling[2][6][48]; //embedded signalling 2 slots by 6 vc by 48 bits (replacing TS1SuperFrame.TimeSlotRawVoiceFrame.Sync structure)
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char dmr_cach_fragment[4][17]; //unsure of size, will need to check/verify
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int dmr_cach_counter; //counter for dmr_cach_fragments 0-3; not sure if needed yet.
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//dmr talker alias new/fixed stuff
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uint8_t dmr_alias_format[2]; //per slot
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uint8_t dmr_alias_len[2]; //per slot
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char dmr_alias_block_segment[2][4][7][16]; //2 slots, by 4 blocks, by up to 7 alias bytes that are up to 16-bit chars
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dPMRVoiceFS2Frame_t dPMRVoiceFS2Frame;
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//These flags are used to known the DMR frame
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//printing format (hex or binary)
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int printDMRRawVoiceFrameHex;
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int printDMRRawVoiceFrameBin;
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int printDMRRawDataFrameHex;
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int printDMRRawDataFrameBin;
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int printDMRAmbeVoiceSampleHex;
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int printDMRAmbeVoiceSampleBin;
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//These flags are used to known the dPMR frame
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//orinting format (hex or binary)
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int printdPMRRawVoiceFrameHex;
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int printdPMRRawVoiceFrameBin;
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int printdPMRRawDataFrameHex;
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int printdPMRRawDataFrameBin;
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int printdPMRAmbeVoiceSampleHex;
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int printdPMRAmbeVoiceSampleBin;
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unsigned char * dpmr_caller_id;
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unsigned char * dpmr_target_id;
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int dpmr_color_code;
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@@ -572,6 +523,8 @@ typedef struct
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short int dmr_ms_mode;
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unsigned int dmrburstL;
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unsigned int dmrburstR;
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int dropL;
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int dropR;
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unsigned long long int R;
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unsigned long long int RR;
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unsigned long long int H;
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@@ -654,6 +607,11 @@ typedef struct
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uint32_t nxdn_location_sys_code;
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uint16_t nxdn_location_site_code;
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//dmr late entry mi
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uint64_t late_entry_mi_fragment[2][7][3];
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//char dmr_branding[25]; //may need higher value?
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char dmr_branding_sub[25];
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//Roman DMR End Call Alert Beep
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int dmr_end_alert[2]; //dmr TLC end call alert beep has already played once flag
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@@ -733,13 +691,7 @@ typedef struct
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/*
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* function prototypes
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*/
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void processDMRdata (dsd_opts * opts, dsd_state * state);
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void processDMRvoice (dsd_opts * opts, dsd_state * state);
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void dmrBSBootstrap (dsd_opts * opts, dsd_state * state);
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void dmrBS (dsd_opts * opts, dsd_state * state);
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void dmrMS (dsd_opts * opts, dsd_state * state);
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void dmrMSData (dsd_opts * opts, dsd_state * state);
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void dmrMSBootstrap (dsd_opts * opts, dsd_state * state);
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void processdPMRvoice (dsd_opts * opts, dsd_state * state);
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void processAudio (dsd_opts * opts, dsd_state * state);
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void processAudioR (dsd_opts * opts, dsd_state * state);
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@@ -799,8 +751,7 @@ void resumeScan (dsd_opts * opts, dsd_state * state);
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int getSymbol (dsd_opts * opts, dsd_state * state, int have_sync);
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void upsample (dsd_state * state, float invalue);
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void processDSTAR (dsd_opts * opts, dsd_state * state);
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void processNXDNVoice (dsd_opts * opts, dsd_state * state);
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void processNXDNData (dsd_opts * opts, dsd_state * state);
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void processP25lcw (dsd_opts * opts, dsd_state * state, char *lcformat, char *mfid, char *lcinfo);
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void processHDU (dsd_opts * opts, dsd_state * state);
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void processLDU1 (dsd_opts * opts, dsd_state * state);
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@@ -836,14 +787,14 @@ void nxdn_deperm_facch2_udch (dsd_opts * opts, dsd_state * state, uint8_t bits[3
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void nxdn_message_type (dsd_opts * opts, dsd_state * state, uint8_t MessageType);
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void nxdn_voice (dsd_opts * opts, dsd_state * state, int voice, uint8_t dbuf[182]);
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//OP25 NXDN CRC functions
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//OP25 NXDN CRC functions
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static inline int load_i(const uint8_t val[], int len);
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static uint8_t crc6(const uint8_t buf[], int len);
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static uint16_t crc12f(const uint8_t buf[], int len);
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static uint16_t crc15(const uint8_t buf[], int len);
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static uint16_t crc16cac(const uint8_t buf[], int len);
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/* NXDN functions */
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/* NXDN Convolution 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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@@ -867,8 +818,6 @@ void NXDN_decode_site_info(dsd_opts * opts, dsd_state * state, uint8_t * Message
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void nxdn_location_id_handler (dsd_state * state, uint32_t location_id);
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void dPMRVoiceFrameProcess(dsd_opts * opts, dsd_state * state);
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void printdPMRAmbeVoiceSample(dsd_opts * opts, dsd_state * state);
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void printdPMRRawVoiceFrame (dsd_opts * opts, dsd_state * state);
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//dPMR functions
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void ScrambledPMRBit(uint32_t * LfsrValue, uint8_t * BufferIn, uint8_t * BufferOut, uint32_t NbOfBitToScramble);
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@@ -878,9 +827,6 @@ uint8_t CRC8BitdPMR(uint8_t * BufferIn, uint32_t BitLength);
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void ConvertAirInterfaceID(uint32_t AI_ID, uint8_t ID[8]);
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int32_t GetdPmrColorCode(uint8_t ChannelCodeBit[24]);
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void ProcessDMR (dsd_opts * opts, dsd_state * state);
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void DMRDataFrameProcess(dsd_opts * opts, dsd_state * state);
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void DMRVoiceFrameProcess(dsd_opts * opts, dsd_state * state);
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//BPTC (Block Product Turbo Code) functions
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void BPTCDeInterleaveDMRData(uint8_t * Input, uint8_t * Output);
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uint32_t BPTC_196x96_Extract_Data(uint8_t InputDeInteleavedData[196], uint8_t DMRDataExtracted[96], uint8_t R[3]);
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@@ -893,26 +839,49 @@ uint8_t rs_12_9_check_syndrome(rs_12_9_poly_t *syndrome);
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rs_12_9_correct_errors_result_t rs_12_9_correct_errors(rs_12_9_codeword_t *codeword, rs_12_9_poly_t *syndrome, uint8_t *errors_found);
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rs_12_9_checksum_t *rs_12_9_calc_checksum(rs_12_9_codeword_t *codeword);
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//SYNC DMR data extraction functions
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void ProcessDmrVoiceLcHeader(dsd_opts * opts, dsd_state * state, uint8_t info[196], uint8_t syncdata[48], uint8_t SlotType[20]);
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void ProcessDmrTerminaisonLC(dsd_opts * opts, dsd_state * state, uint8_t info[196], uint8_t syncdata[48], uint8_t SlotType[20]);
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void ProcessVoiceBurstSync(dsd_opts * opts, dsd_state * state);
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//DMR CRC Functions
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uint16_t ComputeCrcCCITT(uint8_t * DMRData);
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uint32_t ComputeAndCorrectFullLinkControlCrc(uint8_t * FullLinkControlDataBytes, uint32_t * CRCComputed, uint32_t CRCMask);
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uint8_t ComputeCrc5Bit(uint8_t * DMRData);
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uint8_t * DmrAlgIdToStr(uint8_t AlgID);
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uint8_t * DmrAlgPrivacyModeToStr(uint32_t PrivacyMode);
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void ProcessDmrPIHeader(dsd_opts * opts, dsd_state * state, uint8_t info[196], uint8_t syncdata[48], uint8_t SlotType[20]);
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void ProcessCSBK(dsd_opts * opts, dsd_state * state, uint8_t info[196], uint8_t syncdata[48], uint8_t SlotType[20]);
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void ProcessDataData(dsd_opts * opts, dsd_state * state, uint8_t info[196], uint8_t syncdata[48], uint8_t SlotType[20]);
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void Process1Data(dsd_opts * opts, dsd_state * state, uint8_t info[196], uint8_t syncdata[48], uint8_t SlotType[20]);
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void Process12Data(dsd_opts * opts, dsd_state * state, uint8_t info[196], uint8_t syncdata[48], uint8_t SlotType[20]);
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void Process34Data(dsd_opts * opts, dsd_state * state, unsigned char tdibits[98], uint8_t syncdata[48], uint8_t SlotType[20]);
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void ProcessMBCData(dsd_opts * opts, dsd_state * state, uint8_t info[196], uint8_t syncdata[48], uint8_t SlotType[20]);
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void ProcessMBChData(dsd_opts * opts, dsd_state * state, uint8_t info[196], uint8_t syncdata[48], uint8_t SlotType[20]);
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void ProcessReservedData(dsd_opts * opts, dsd_state * state, uint8_t info[196], uint8_t syncdata[48], uint8_t SlotType[20]);
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void ProcessUnifiedData(dsd_opts * opts, dsd_state * state, uint8_t info[196], uint8_t syncdata[48], uint8_t SlotType[20]);
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//new simplified dmr functions
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void dmr_data_burst_handler(dsd_opts * opts, dsd_state * state, uint8_t info[196], uint8_t databurst);
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void dmr_data_sync (dsd_opts * opts, dsd_state * state);
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void dmr_pi (dsd_opts * opts, dsd_state * state, uint8_t PI_BYTE[], uint32_t CRCCorrect, uint32_t IrrecoverableErrors);
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void dmr_flco (dsd_opts * opts, dsd_state * state, uint8_t lc_bits[], uint32_t CRCCorrect, uint32_t IrrecoverableErrors, uint8_t type);
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void dmr_cspdu (dsd_opts * opts, dsd_state * state, uint8_t cs_pdu_bits[], uint8_t cs_pdu[], uint32_t CRCCorrect, uint32_t IrrecoverableErrors);
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void dmr_slco (dsd_opts * opts, dsd_state * state, uint8_t slco_bits[]);
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uint8_t dmr_cach (dsd_opts * opts, dsd_state * state, uint8_t cach_bits[25]);
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//Embedded Alias and GPS
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void dmr_embedded_alias_header (dsd_opts * opts, dsd_state * state, uint8_t lc_bits[]);
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void dmr_embedded_alias_blocks (dsd_opts * opts, dsd_state * state, uint8_t lc_bits[]);
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void dmr_embedded_gps (dsd_opts * opts, dsd_state * state, uint8_t lc_bits[]);
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//"DMR STEREO"
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void dmrBSBootstrap (dsd_opts * opts, dsd_state * state);
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void dmrBS (dsd_opts * opts, dsd_state * state);
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void dmrMS (dsd_opts * opts, dsd_state * state);
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void dmrMSData (dsd_opts * opts, dsd_state * state);
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void dmrMSBootstrap (dsd_opts * opts, dsd_state * state);
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//dmr data header and multi block types (header, 1/2, 3/4, 1, Unified)
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void dmr_dheader (dsd_opts * opts, dsd_state * state, uint8_t dheader[], uint32_t CRCCorrect, uint32_t IrrecoverableErrors);
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void dmr_block_assembler (dsd_opts * opts, dsd_state * state, uint8_t block_bytes[], uint8_t block_len, uint8_t databurst, uint8_t type);
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void dmr_pdu (dsd_opts * opts, dsd_state * state, uint8_t DMR_PDU[]);
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void dmr_lrrp (dsd_opts * opts, dsd_state * state, uint8_t DMR_PDU[]);
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uint8_t dmr_lrrp_check (dsd_opts * opts, dsd_state * state, uint8_t DMR_PDU[]);
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//dmr alg stuff
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void dmr_alg_reset (dsd_opts * opts, dsd_state * state);
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void dmr_alg_refresh (dsd_opts * opts, dsd_state * state);
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void dmr_late_entry_mi_fragment (dsd_opts * opts, dsd_state * state, uint8_t vc, char ambe_fr[4][24], char ambe_fr2[4][24], char ambe_fr3[4][24]);
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void dmr_late_entry_mi (dsd_opts * opts, dsd_state * state);
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//DMR FEC/CRC from Boatbod - OP25
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bool Hamming17123(uint8_t* d);
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uint8_t crc8(uint8_t bits[], unsigned int len);
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bool crc8_ok(uint8_t bits[], unsigned int len);
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//LFSR code courtesy of https://github.com/mattames/LFSR/
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void LFSR(dsd_state * state);
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