sdrangel/dsd/dsd_frame.c

/*
 * Copyright (C) 2010 DSD Author
 * GPG Key ID: 0x3F1D7FD0 (74EF 430D F7F2 0A48 FCE6  F630 FAA2 635D 3F1D 7FD0)
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
 * AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 * PERFORMANCE OF THIS SOFTWARE.
 */

#include "dsd.h"
#if !defined(NULL)
#define NULL 0
#endif

void printFrameInfo(dsd_opts * opts, dsd_state * state)
{

    int level;

    level = (int) state->max / 164;
    if (opts->verbose > 0)
    {
        printf("inlvl: %2i%% ", level);
    }
    if (state->nac != 0)
    {
        printf("nac: %4X ", state->nac);
    }

    if (opts->verbose > 1)
    {
        printf("src: %8i ", state->lastsrc);
    }
    printf("tg: %5i ", state->lasttg);
}

void processFrame(dsd_opts * opts, dsd_state * state)
{

    int i, j, dibit;
    char duid[3];
    char nac[13];
    int level;

    duid[2] = 0;
    j = 0;

    if (state->rf_mod == 1)
    {
        state->maxref = (state->max * 0.80);
        state->minref = (state->min * 0.80);
    }
    else
    {
        state->maxref = state->max;
        state->minref = state->min;
    }

    if ((state->synctype == 8) || (state->synctype == 9))
    {
        state->rf_mod = 2;
        state->nac = 0;
        state->lastsrc = 0;
        state->lasttg = 0;
        if (opts->errorbars == 1)
        {
            if (opts->verbose > 0)
            {
                level = (int) state->max / 164;
                printf("inlvl: %2i%% ", level);
            }
        }
        state->nac = 0;
        if ((opts->mbe_out_dir[0] != 0) && (opts->mbe_out_f == NULL))
        {
            openMbeOutFile(opts, state);
        }
        sprintf(state->fsubtype, " VOICE        ");
        processNXDNVoice(opts, state);
        return;
    }
    else if ((state->synctype == 16) || (state->synctype == 17))
    {
        state->rf_mod = 2;
        state->nac = 0;
        state->lastsrc = 0;
        state->lasttg = 0;
        if (opts->errorbars == 1)
        {
            if (opts->verbose > 0)
            {
                level = (int) state->max / 164;
                printf("inlvl: %2i%% ", level);
            }
        }
        state->nac = 0;
        if ((opts->mbe_out_dir[0] != 0) && (opts->mbe_out_f == NULL))
        {
            openMbeOutFile(opts, state);
        }
        sprintf(state->fsubtype, " DATA         ");
        processNXDNData(opts, state);
        return;
    }
    else if ((state->synctype == 6) || (state->synctype == 7))
    {
        state->nac = 0;
        state->lastsrc = 0;
        state->lasttg = 0;
        if (opts->errorbars == 1)
        {
            if (opts->verbose > 0)
            {
                level = (int) state->max / 164;
                printf("inlvl: %2i%% ", level);
            }
        }
        state->nac = 0;
        if ((opts->mbe_out_dir[0] != 0) && (opts->mbe_out_f == NULL))
        {
            openMbeOutFile(opts, state);
        }
        sprintf(state->fsubtype, " VOICE        ");
        processDSTAR(opts, state);
        return;
    }
    else if ((state->synctype == 18) || (state->synctype == 19))
    {
        state->nac = 0;
        state->lastsrc = 0;
        state->lasttg = 0;
        if (opts->errorbars == 1)
        {
            if (opts->verbose > 0)
            {
                level = (int) state->max / 164;
                printf("inlvl: %2i%% ", level);
            }
        }
        state->nac = 0;
        if ((opts->mbe_out_dir[0] != 0) && (opts->mbe_out_f == NULL))
        {
            openMbeOutFile(opts, state);
        }
        sprintf(state->fsubtype, " DATA         ");
        processDSTAR_HD(opts, state);
        return;
    }

    else if ((state->synctype >= 10) && (state->synctype <= 13))
    {
        state->nac = 0;
        state->lastsrc = 0;
        state->lasttg = 0;
        if (opts->errorbars == 1)
        {
            if (opts->verbose > 0)
            {
                level = (int) state->max / 164;
                printf("inlvl: %2i%% ", level);
            }
        }
        if ((state->synctype == 11) || (state->synctype == 12))
        {
            if ((opts->mbe_out_dir[0] != 0) && (opts->mbe_out_f == NULL))
            {
                openMbeOutFile(opts, state);
            }
            sprintf(state->fsubtype, " VOICE        ");
            processDMRvoice(opts, state);
        }
        else
        {
            if (opts->mbe_out_f != NULL) {
                closeMbeOutFile(opts, state);
            }
            state->err_str[0] = 0;
            processDMRdata(opts, state);
        }
        return;
    }
    else if ((state->synctype >= 2) && (state->synctype <= 5))
    {
        state->nac = 0;
        if (opts->errorbars == 1)
        {
            printFrameInfo(opts, state);
        }
        if ((state->synctype == 3) || (state->synctype == 4))
        {
            if ((opts->mbe_out_dir[0] != 0) && (opts->mbe_out_f == NULL))
            {
                openMbeOutFile(opts, state);
            }
            sprintf(state->fsubtype, " VOICE        ");
            processX2TDMAvoice(opts, state);
        }
        else
        {
            if (opts->mbe_out_f != NULL) {
                closeMbeOutFile(opts, state);
            }
            state->err_str[0] = 0;
            processX2TDMAdata(opts, state);
        }
        return;
    }
    else if ((state->synctype == 14) || (state->synctype == 15))
    {
        state->nac = 0;
        state->lastsrc = 0;
        state->lasttg = 0;
        if (opts->errorbars == 1)
        {
            if (opts->verbose > 0)
            {
                level = (int) state->max / 164;
                printf("inlvl: %2i%% ", level);
            }
        }
        if ((opts->mbe_out_dir[0] != 0) && (opts->mbe_out_f == NULL))
        {
            openMbeOutFile(opts, state);
        }
        sprintf(state->fsubtype, " VOICE        ");
        processProVoice(opts, state);
        return;
    }
    else
    {
        j = 0;
        for (i = 0; i < 6; i++)
        {
            dibit = getDibit(opts, state);
            nac[j] = (1 & (dibit >> 1)) + 48;     // bit 1
            j++;
            nac[j] = (1 & dibit) + 48;    // bit 0
            j++;
        }
        nac[12] = 0;
        state->nac = strtol(nac, NULL, 2);

        for (i = 0; i < 2; i++)
        {
            duid[i] = getDibit(opts, state) + 48;
        }
    }

    if (strcmp(duid, "00") == 0)
    {
        if (opts->errorbars == 1)
        {
            printFrameInfo(opts, state);
            printf(" HDU\n");
        }
        if (opts->mbe_out_dir[0] != 0)
        {
            if (opts->mbe_out_f != NULL) {
                closeMbeOutFile(opts, state);
            }
            openMbeOutFile(opts, state);
        }
        mbe_initMbeParms(state->cur_mp, state->prev_mp,
                state->prev_mp_enhanced);
        state->lastp25type = 2;
        sprintf(state->fsubtype, " HDU          ");
        processHDU(opts, state);
    }
    else if (strcmp(duid, "11") == 0)
    {
        if (opts->errorbars == 1)
        {
            printFrameInfo(opts, state);
            printf(" LDU1  ");
        }
        if (opts->mbe_out_dir[0] != 0)
        {
            if (opts->mbe_out_f == NULL)
            {
                openMbeOutFile(opts, state);
            }
        }
        state->lastp25type = 1;
        sprintf(state->fsubtype, " LDU1         ");
        state->numtdulc = 0;
        processLDU1(opts, state);
    }
    else if (strcmp(duid, "22") == 0)
    {
        if (state->lastp25type != 1)
        {
            if (opts->errorbars == 1)
            {
                printFrameInfo(opts, state);
                printf(" Ignoring LDU2 not preceeded by LDU1\n");
            }
            state->lastp25type = 0;
            sprintf(state->fsubtype, "              ");
        }
        else
        {
            if (opts->errorbars == 1)
            {
                printFrameInfo(opts, state);
                printf(" LDU2  ");
            }
            if (opts->mbe_out_dir[0] != 0)
            {
                if (opts->mbe_out_f == NULL)
                {
                    openMbeOutFile(opts, state);
                }
            }
            state->lastp25type = 2;
            sprintf(state->fsubtype, " LDU2         ");
            state->numtdulc = 0;
            processLDU2(opts, state);
        }
    }
    else if (strcmp(duid, "33") == 0)
    {
        if (opts->errorbars == 1)
        {
            printFrameInfo(opts, state);
            printf(" TDULC\n");
        }
        if (opts->mbe_out_dir[0] != 0)
        {
            if (opts->mbe_out_f != NULL) {
                closeMbeOutFile(opts, state);
            }
        }
        mbe_initMbeParms(state->cur_mp, state->prev_mp,
                state->prev_mp_enhanced);
        state->lasttg = 0;
        state->lastsrc = 0;
        state->lastp25type = 0;
        state->err_str[0] = 0;
        sprintf(state->fsubtype, " TDULC        ");
        state->numtdulc++;
        if ((opts->resume > 0) && (state->numtdulc > opts->resume))
        {
            resumeScan(opts, state);
        }
        processTDULC(opts, state);
        state->err_str[0] = 0;
    }
    else if (strcmp(duid, "03") == 0)
    {
        if (opts->errorbars == 1)
        {
            printFrameInfo(opts, state);
            printf(" TDU\n");
        }
        if (opts->mbe_out_f != NULL)
        {
            closeMbeOutFile(opts, state);
        }
        mbe_initMbeParms(state->cur_mp, state->prev_mp,
                state->prev_mp_enhanced);
        state->lasttg = 0;
        state->lastsrc = 0;
        state->lastp25type = 0;
        state->err_str[0] = 0;
        sprintf(state->fsubtype, " TDU          ");
        skipDibit(opts, state, 40);
    }
    else if (strcmp(duid, "13") == 0)
    {
        if (opts->errorbars == 1)
        {
            printFrameInfo(opts, state);
            printf(" TSDU\n");
        }
        if (opts->resume > 0)
        {
            resumeScan(opts, state);
        }
        state->lasttg = 0;
        state->lastsrc = 0;
        state->lastp25type = 3;
        sprintf(state->fsubtype, " TSDU         ");
        skipDibit(opts, state, 328);
    }
    else if (strcmp(duid, "30") == 0)
    {
        if (opts->errorbars == 1)
        {
            printFrameInfo(opts, state);
            printf(" PDU\n");
        }
        if (opts->resume > 0)
        {
            resumeScan(opts, state);
        }
        if (opts->mbe_out_dir[0] != 0)
        {
            if (opts->mbe_out_f == NULL)
            {
                openMbeOutFile(opts, state);
            }
        }
        state->lastp25type = 4;
        sprintf(state->fsubtype, " PDU          ");
    }
    // try to guess based on previous frame if unknown type
    else if (state->lastp25type == 1)
    {
        if (opts->errorbars == 1)
        {
            printFrameInfo(opts, state);
            printf("(LDU2) ");
        }
        if (opts->mbe_out_dir[0] != 0)
        {
            if (opts->mbe_out_f == NULL)
            {
                openMbeOutFile(opts, state);
            }
        }
        state->lastp25type = 0;
        sprintf(state->fsubtype, "(LDU2)        ");
        state->numtdulc = 0;
        processLDU2(opts, state);
    }
    else if (state->lastp25type == 2)
    {
        if (opts->errorbars == 1)
        {
            printFrameInfo(opts, state);
            printf("(LDU1) ");
        }
        if (opts->mbe_out_dir[0] != 0)
        {
            if (opts->mbe_out_f == NULL)
            {
                openMbeOutFile(opts, state);
            }
        }
        state->lastp25type = 0;
        sprintf(state->fsubtype, "(LDU1)        ");
        state->numtdulc = 0;
        processLDU1(opts, state);
    }
    else if (state->lastp25type == 3)
    {
        if (opts->errorbars == 1)
        {
            printFrameInfo(opts, state);
            printf(" (TSDU)\n");
        }
        state->lastp25type = 0;
        sprintf(state->fsubtype, "(TSDU)        ");
        skipDibit(opts, state, 328);
    }
    else if (state->lastp25type == 4)
    {
        if (opts->errorbars == 1)
        {
            printFrameInfo(opts, state);
            printf(" (PDU)\n");
        }
        state->lastp25type = 0;
    }
    else
    {
        state->lastp25type = 0;
        sprintf(state->fsubtype, "              ");
        if (opts->errorbars == 1)
        {
            printFrameInfo(opts, state);
            printf(" duid:%s *Unknown DUID*\n", duid);
        }
    }
}