mirror of
https://github.com/lwvmobile/dsd-fme.git
synced 2026-11-12 16:57:23 -05:00
994e728bfb
DMR Stereo Payload Printing --new method to print voice payloads --dump DMR Stereo payloads without needing to use -d ./MBE/ --rework how DMR Stereo voice is handled and add extra features to it --general code cleanup
541 lines
14 KiB
C
541 lines
14 KiB
C
/*
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* Copyright (C) 2010 DSD Author
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* GPG Key ID: 0x3F1D7FD0 (74EF 430D F7F2 0A48 FCE6 F630 FAA2 635D 3F1D 7FD0)
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
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* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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* AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
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* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
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* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
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* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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#include "dsd.h"
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void
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processDMRdata (dsd_opts * opts, dsd_state * state)
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{
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int i, dibit;
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int *dibit_p;
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char sync[25];
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char syncdata[48];
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char cachdata[13] = {0};
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char cc[5] = {0};
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char ccAscii[5] = {0};
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char bursttype[5];
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unsigned int burst;
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char info[196];
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char SlotType[20];
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unsigned int SlotTypeOk;
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/* Remove warning compiler */
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//UNUSED_VARIABLE(cachdata[0]);
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//UNUSED_VARIABLE(cc[0]);
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//UNUSED_VARIABLE(ccAscii[0]);
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#ifdef DMR_DUMP
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char syncbits[49];
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char cachbits[25];
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int k;
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#endif
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ccAscii[4] = 0;
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bursttype[4] = 0;
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dibit_p = state->dibit_buf_p - 90;
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//using the estimate_symbol method for the dmr_payload_p buffer causes sync
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//issues with P25, so only do it when frame_p25p1 == 0, or -fr option
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//temp fix to only use dmr_payload_p buffer when no inversion expected, otherwise use dibit_buf
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if (opts->frame_p25p1 == 0 && opts->inverted_dmr == 0) //opts->frame_p25p1 == 0 && opts->inverted_dmr == 0
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{
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dibit_p = state->dmr_payload_p - 90;
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}
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// CACH
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for (i = 0; i < 12; i++)
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{
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dibit = *dibit_p;
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dibit_p++;
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if (opts->inverted_dmr == 1)
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{
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dibit = (dibit ^ 2);
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}
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if (state->dmr_stereo == 1)
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{
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dibit = (int)state->dmr_stereo_payload[i];
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}
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//fprintf(stderr, "%X", dibit);
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cachdata[i] = dibit;
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if (i == 2)
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{
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/* Change the current slot only if we are in relayed mode (not in direct mode) */
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if(state->directmode == 0) state->currentslot = (1 & (dibit >> 1)); // bit 1
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if (state->currentslot == 0 && state->dmr_ms_mode == 0)
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{
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state->slot1light[0] = '[';
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state->slot1light[6] = ']';
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state->slot2light[0] = ' ';
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state->slot2light[6] = ' ';
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}
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//else
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if (state->currentslot == 1 && state->dmr_ms_mode == 0)
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{
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state->slot2light[0] = '[';
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state->slot2light[6] = ']';
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state->slot1light[0] = ' ';
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state->slot1light[6] = ' ';
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}
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}
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}
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cachdata[12] = 0;
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#ifdef DMR_DUMP
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k = 0;
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for (i = 0; i < 12; i++)
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{
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dibit = cachdata[i];
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cachbits[k] = (1 & (dibit >> 1)) + 48; // bit 1
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k++;
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cachbits[k] = (1 & dibit) + 48; // bit 0
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k++;
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}
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cachbits[24] = 0;
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fprintf(stderr, "%s ", cachbits);
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#endif
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//trellis bits
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unsigned char trellisdibits[98];
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// Current slot - First half - Data Payload - 1st part
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for (i = 0; i < 49; i++)
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{
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dibit = *dibit_p;
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dibit_p++;
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if (opts->inverted_dmr == 1)
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{
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dibit = (dibit ^ 2);
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}
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if (state->dmr_stereo == 1)
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{
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dibit = (int)state->dmr_stereo_payload[i+12];
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}
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trellisdibits[i] = dibit;
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info[2*i] = (1 & (dibit >> 1)); // bit 1
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info[(2*i)+1] = (1 & dibit); // bit 0
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}
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// slot type
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dibit = *dibit_p;
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dibit_p++;
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if (opts->inverted_dmr == 1)
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{
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dibit = (dibit ^ 2);
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}
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if (state->dmr_stereo == 1)
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{
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dibit = (int)state->dmr_stereo_payload[61]; //61, not i+61
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}
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cc[0] = (1 & (dibit >> 1)); // bit 1
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cc[1] = (1 & dibit); // bit 0
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SlotType[0] = (1 & (dibit >> 1)); // bit 1
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SlotType[1] = (1 & dibit); // bit 0
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dibit = *dibit_p;
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dibit_p++;
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if (opts->inverted_dmr == 1)
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{
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dibit = (dibit ^ 2);
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}
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if (state->dmr_stereo == 1)
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{
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dibit = (int)state->dmr_stereo_payload[62];
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}
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cc[2] = (1 & (dibit >> 1)); // bit 1
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cc[3] = (1 & dibit); // bit 0
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SlotType[2] = (1 & (dibit >> 1)); // bit 1
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SlotType[3] = (1 & dibit); // bit 0
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ccAscii[0] = cc[0] + '0';
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ccAscii[1] = cc[1] + '0';
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ccAscii[2] = cc[2] + '0';
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ccAscii[3] = cc[3] + '0';
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ccAscii[4] = cc[4] + '\0';
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dibit = *dibit_p;
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dibit_p++;
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if (opts->inverted_dmr == 1)
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{
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dibit = (dibit ^ 2);
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}
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if (state->dmr_stereo == 1) //state
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{
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dibit = (int)state->dmr_stereo_payload[63]; //(int)
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}
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// burst = (unsigned int)((1 & (dibit >> 1)) << 3);
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// burst |= (unsigned int)((1 & (dibit >> 0)) << 2);
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// bursttype[0] = (1 & (dibit >> 1)) + 48; // bit 1
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// bursttype[1] = (1 & dibit) + 48; // bit 0
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SlotType[4] = (1 & (dibit >> 1)); // bit 1
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SlotType[5] = (1 & dibit); // bit 0
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dibit = *dibit_p;
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dibit_p++;
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if (opts->inverted_dmr == 1)
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{
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dibit = (dibit ^ 2);
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}
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if (state->dmr_stereo == 1) //state
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{
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dibit = (int)state->dmr_stereo_payload[64]; //(int)
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}
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// burst |= (unsigned int)((1 & (dibit >> 1)) << 1);
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// burst |= (unsigned int)((1 & (dibit >> 0)) << 0);
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// bursttype[2] = (1 & (dibit >> 1)) + 48; // bit 1
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// bursttype[3] = (1 & dibit) + 48; // bit 0
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SlotType[6] = (1 & (dibit >> 1)); // bit 1
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SlotType[7] = (1 & dibit); // bit 0
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// Parity bit
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dibit = *dibit_p;
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dibit_p++;
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if (opts->inverted_dmr == 1)
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{
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dibit = (dibit ^ 2);
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}
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if (state->dmr_stereo == 1)
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{
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dibit = (int)state->dmr_stereo_payload[65];
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}
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SlotType[8] = (1 & (dibit >> 1)); // bit 1
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SlotType[9] = (1 & dibit); // bit 0
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// signaling data or sync
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for (i = 0; i < 24; i++)
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{
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dibit = *dibit_p;
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dibit_p++;
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if (opts->inverted_dmr == 1)
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{
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dibit = (dibit ^ 2);
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}
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if (state->dmr_stereo == 1)
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{
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dibit = (int)state->dmr_stereo_payload[i+66]; //double check these i+ values make sure we are on the right ones
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}
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syncdata[2*i] = (1 & (dibit >> 1)); // bit 1
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syncdata[(2*i)+1] = (1 & dibit); // bit 0
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sync[i] = (dibit | 1) + 48;
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}
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sync[24] = 0;
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#ifdef DMR_DUMP
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k = 0;
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for (i = 0; i < 24; i++)
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{
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syncbits[k] = syncdata[(k*2)] + 48; // bit 1
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k++;
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syncbits[k] = syncdata[(k*2)+1] + 48; // bit 0
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k++;
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}
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syncbits[48] = 0;
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fprintf(stderr, "%s ", syncbits);
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#endif
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if((strcmp (sync, DMR_BS_DATA_SYNC) == 0) )//|| (strcmp (sync, DMR_MS_DATA_SYNC) == 0))
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{
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if (state->currentslot == 0)
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{
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sprintf(state->slot1light, "[slot1]");
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}
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else
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{
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sprintf(state->slot2light, "[slot2]");
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}
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}
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else if(strcmp (sync, DMR_DIRECT_MODE_TS1_DATA_SYNC) == 0)
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{
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state->currentslot = 0;
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sprintf(state->slot1light, "[sLoT1]");
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}
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else if(strcmp (sync, DMR_DIRECT_MODE_TS2_DATA_SYNC) == 0)
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{
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state->currentslot = 1;
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sprintf(state->slot2light, "[sLoT2]");
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}
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if (opts->errorbars == 1 && state->dmr_ms_mode == 0)
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{
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fprintf(stderr, "%s %s ", state->slot1light, state->slot2light);
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}
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// Slot type - Second part - Parity bit
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for (i = 0; i < 5; i++)
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{
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if (state->dmr_stereo == 0) //only get dibits if not using dmr_stereo method
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{
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dibit = getDibit(opts, state);
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}
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if (opts->inverted_dmr == 1)
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{
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//dibit = (dibit ^ 2);
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}
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if (state->dmr_stereo == 1)
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{
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dibit = (int)state->dmr_stereo_payload[i+90]; //double checked these i+ values make sure we are on the right ones
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}
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SlotType[(i*2) + 10] = (1 & (dibit >> 1)); // bit 1
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SlotType[(i*2) + 11] = (1 & dibit); // bit 0
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}
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/* Check and correct the SlotType (apply Golay(20,8) FEC check) */
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if(Golay_20_8_decode((unsigned char *)SlotType)) SlotTypeOk = 1;
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else SlotTypeOk = 0;
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/* Slot Type parity checked => Fill the color code */
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//state->color_code = (unsigned int)((cc[0] << 3) + (cc[1] << 2) + (cc[2] << 1) + cc[3]);
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state->color_code = (SlotType[0] << 3) + (SlotType[1] << 2) +(SlotType[2] << 1) + (SlotType[3] << 0);
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state->color_code_ok = SlotTypeOk;
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//fprintf(stderr, "| Color Code=%02d ", (int)state->color_code);
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/* Reconstitute the burst type */
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//consider assigning this only when slottypeok or similar check passes, eliminate bad burst types from decoding randomly
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burst = (unsigned int)((SlotType[4] << 3) + (SlotType[5] << 2) + (SlotType[6] << 1) + SlotType[7]);
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if (state->currentslot == 0)
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{
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state->dmrburstL = burst;
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}
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if (state->currentslot == 1)
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{
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state->dmrburstR = burst;
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}
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/* Reconstitute the burst type */
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bursttype[0] = SlotType[4] + '0';
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bursttype[1] = SlotType[5] + '0';
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bursttype[2] = SlotType[6] + '0';
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bursttype[3] = SlotType[7] + '0';
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bursttype[4] = '\0';
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if (strcmp (bursttype, "0000") == 0)
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{
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sprintf(state->fsubtype, " PI Header ");
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}
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else if (strcmp (bursttype, "0001") == 0)
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{
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sprintf(state->fsubtype, " VOICE LC Header ");
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}
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else if (strcmp (bursttype, "0010") == 0)
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{
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sprintf(state->fsubtype, " TLC ");
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}
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else if (strcmp (bursttype, "0011") == 0)
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{
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sprintf(state->fsubtype, " CSBK ");
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}
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else if (strcmp (bursttype, "0100") == 0)
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{
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sprintf(state->fsubtype, " MBC Header ");
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}
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else if (strcmp (bursttype, "0101") == 0)
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{
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sprintf(state->fsubtype, " MBC ");
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}
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else if (strcmp (bursttype, "0110") == 0)
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{
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sprintf(state->fsubtype, " DATA Header ");
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}
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else if (strcmp (bursttype, "0111") == 0)
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{
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sprintf(state->fsubtype, " RATE 1/2 DATA");
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}
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else if (strcmp (bursttype, "1000") == 0)
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{
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sprintf(state->fsubtype, " RATE 3/4 DATA");
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}
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else if (strcmp (bursttype, "1001") == 0)
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{
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sprintf(state->fsubtype, " Slot idle ");
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}
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else if (strcmp (bursttype, "1010") == 0)
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{
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sprintf(state->fsubtype, " Rate 1 DATA ");
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}
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else
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{
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sprintf(state->fsubtype, " ");
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}
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// Current slot - First half - Data Payload - 1st part
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//trellis
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for (i = 0; i < 49; i++)
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{
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if (state->dmr_stereo == 0) //only get dibits if not using dmr_stereo method
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{
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dibit = getDibit(opts, state);
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}
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if (opts->inverted_dmr == 1)
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{
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//dibit = (dibit ^ 2);
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}
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if (state->dmr_stereo == 1)
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{
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dibit = (int)state->dmr_stereo_payload[i+95]; //double checked these i+ values make sure we are on the right ones
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}
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trellisdibits[i+49] = dibit;
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info[(2*i) + 98] = (1 & (dibit >> 1)); // bit 1
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info[(2*i) + 99] = (1 & dibit); // bit 0
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}
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// Skip cach (24 bit = 12 dibit) and next slot 1st half (98 + 10 bit = 49 + 5 dibit)
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if (state->dmr_stereo == 0)
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{
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skipDibit (opts, state, 12 + 49 + 5);
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}
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if (opts->errorbars == 1)
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{
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/* Print the color code */
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//if (burst == 0b1001 && state->color_code_ok) //only print on idle for data types, otherwise prints on voice frames.
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if (SlotTypeOk == 1)
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{
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fprintf (stderr, "%s", KCYN);
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fprintf(stderr, "| Color Code=%02d ", (int)state->color_code);
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fprintf (stderr, "%s", KNRM);
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//state->dmr_color_code = state->color_code;
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}
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else fprintf(stderr, "| ");
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//if(state->color_code_ok) fprintf(stderr, "(OK) |");
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if(state->color_code_ok) fprintf(stderr, "| (CRC OK ) |"); //add line break
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else
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{
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fprintf (stderr, "%s", KRED);
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fprintf(stderr, "| (CRC ERR) |");
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fprintf (stderr, "%s", KNRM);
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}
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//fprintf (stderr, "\n"); //print line break
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if (strcmp (state->fsubtype, " ") == 0)
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{
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//fprintf(stderr, " Unknown burst type: %s", bursttype);
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fprintf(stderr, " Unknown");
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}
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else
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{
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fprintf(stderr, "%s", state->fsubtype);
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}
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}
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switch(burst)
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{
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/* Burst = PI header */
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case 0b0000:
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{
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ProcessDmrPIHeader(opts, state, (uint8_t *)info, (uint8_t *)syncdata, (uint8_t *)SlotType);
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break;
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}
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/* Burst = Voice LC header */
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case 0b0001:
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{
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/* Extract data from Voice LC Header */
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ProcessDmrVoiceLcHeader(opts, state, (uint8_t *)info, (uint8_t *)syncdata, (uint8_t *)SlotType);
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break;
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}
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/* Burst = TLC */
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case 0b0010:
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{
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//Not sure if I really care about this in the context of what it shows
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ProcessDmrTerminaisonLC(opts, state, (uint8_t *)info, (uint8_t *)syncdata, (uint8_t *)SlotType);
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break;
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}
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/* Burst = CSBK */
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case 0b0011:
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{
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//going to disable until I can find more useful info to present
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ProcessCSBK(opts, state, (uint8_t *)info, (uint8_t *)syncdata, (uint8_t *)SlotType);
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break;
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}
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/* Burst = MBC Header */
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case 0b0100:
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{
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//ProcessMBChData(opts, state, (uint8_t *)info, (uint8_t *)syncdata, (uint8_t *)SlotType);
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break;
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}
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/* Burst = MBC Continuation*/
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case 0b0101:
|
|
{
|
|
//ProcessMBCData(opts, state, (uint8_t *)info, (uint8_t *)syncdata, (uint8_t *)SlotType);
|
|
break;
|
|
}
|
|
|
|
/* Burst = DATA Header */
|
|
case 0b0110:
|
|
{
|
|
ProcessDataData(opts, state, (uint8_t *)info, (uint8_t *)syncdata, (uint8_t *)SlotType);
|
|
break;
|
|
}
|
|
|
|
/* Burst = RATE 1/2 DATA */
|
|
case 0b0111:
|
|
{
|
|
Process12Data(opts, state, (uint8_t *)info, (uint8_t *)syncdata, (uint8_t *)SlotType);
|
|
break;
|
|
}
|
|
|
|
/* Burst = RATE 3/4 DATA */
|
|
case 0b1000:
|
|
{
|
|
//need to keep working on improving the trellis decode, but is partially viable now
|
|
Process34Data(opts, state, trellisdibits, (uint8_t *)syncdata, (uint8_t *)SlotType);
|
|
break;
|
|
}
|
|
|
|
/* Burst = Slot idle */
|
|
case 0b1001:
|
|
{
|
|
if(state->color_code_ok && state->dmr_stereo == 0) state->dmr_color_code = state->color_code; //try setting this on idle if crc ok
|
|
break;
|
|
}
|
|
|
|
/* Burst = Rate 1 DATA */
|
|
case 0b1010:
|
|
{
|
|
//Process1Data(opts, state, (uint8_t *)info, (uint8_t *)syncdata, (uint8_t *)SlotType);
|
|
break;
|
|
}
|
|
|
|
/* Burst = Unified Single Block DATA */
|
|
case 0b1101:
|
|
{
|
|
//ProcessUnifiedData(opts, state, (uint8_t *)info, (uint8_t *)syncdata, (uint8_t *)SlotType);
|
|
break;
|
|
}
|
|
|
|
/* Default */
|
|
default:
|
|
{
|
|
/* Nothing to do */
|
|
//ProcessWTFData(opts, state, (uint8_t *)info, (uint8_t *)syncdata, (uint8_t *)SlotType);
|
|
break;
|
|
}
|
|
} /* End switch(burst) */
|
|
|
|
if (opts->errorbars == 1)
|
|
{
|
|
fprintf(stderr, "\n");
|
|
}
|
|
//JUMP:
|
|
} /* End processDMRdata() */
|