dsd-fme/src/edacs-fme.c

2074 lines
82 KiB
C

/*-------------------------------------------------------------------------------
* EDACS-FME
* A program for decoding EDACS (ported to DSD-FME)
* https://github.com/lwvmobile/edacs-fm
*
* Portions of this software originally from:
* https://github.com/sp5wwp/ledacs
* XTAL Labs
* 30 IV 2016
* Many thanks to SP5WWP for permission to use and modify this software
*
* Encoder/decoder for binary BCH codes in C (Version 3.1)
* Robert Morelos-Zaragoza
* 1994-7
*
* LWVMOBILE
* 2023-11 Version EDACS-FM Florida Man Edition
*
* ilyacodes
* 2024-03 rewrite EDACS standard parsing to spec, add reverse-engineered EA messages
*-----------------------------------------------------------------------------*/
#include "dsd.h"
char * getDateE(void) {
#ifdef AERO_BUILD
char datename[80];
#else
char datename[99];
#endif
char * curr2;
struct tm * to;
time_t t;
t = time(NULL);
to = localtime( & t);
strftime(datename, sizeof(datename), "%Y%m%d", to);
curr2 = strtok(datename, " ");
return curr2;
}
//fix from YorgosTheodorakis fork -- https://github.com/YorgosTheodorakis/dsd-fme/commit/7884ee555521a887d388152b3b1f11f20433a94b
char * getTimeE(void) //get pretty hhmmss timestamp
{
char * curr = (char *) malloc(9);
time_t t = time(NULL);
struct tm * ptm = localtime(& t);
sprintf(
curr,
"%02d%02d%02d",
ptm->tm_hour,
ptm->tm_min,
ptm->tm_sec
);
return curr;
}
char* get_lcn_status_string(int lcn)
{
if (lcn == 26 || lcn == 27)
return "[Reserved LCN Status]";
if (lcn == 28)
return "[Convert To Callee]";
else if (lcn == 29)
return "[Call Queued]";
else if (lcn == 30)
return "[System Busy]";
else if (lcn == 31)
return "[Call Denied]";
else
return "";
}
//Bitwise vote-compare the three copies of a message received. Note that fr_2 and fr_5 are transmitted inverted.
unsigned long long int edacs_vote_fr(unsigned long long int fr_1_4, unsigned long long int fr_2_5, unsigned long long int fr_3_6)
{
fr_2_5 = (~fr_2_5) & 0xFFFFFFFFFF;
unsigned long long int msg_result = 0;
for (int i = 0; i < 40; i++)
{
int bit_1 = (fr_1_4 >> i) & 1;
int bit_2 = (fr_2_5 >> i) & 1;
int bit_3 = (fr_3_6 >> i) & 1;
//Vote: the value of the bit that we see the most is what we assume is correct
if (bit_1 + bit_2 + bit_3 > 1) {
// Note that we have to specify long long on the literal 1 to shift it more than 32 bits left
msg_result |= (1ll << i);
}
}
return msg_result & 0xFFFFFFFFFF;
}
void openWavOutFile48k (dsd_opts * opts, dsd_state * state)
{
UNUSED(state);
SF_INFO info;
info.samplerate = 48000; //48k for analog output (has to match input)
info.channels = 1;
info.format = SF_FORMAT_WAV | SF_FORMAT_PCM_16 | SF_ENDIAN_LITTLE;
opts->wav_out_f = sf_open (opts->wav_out_file, SFM_RDWR, &info);
if (opts->wav_out_f == NULL)
{
fprintf (stderr,"Error - could not open wav output file %s\n", opts->wav_out_file);
return;
}
}
//listening to and playing back analog audio
void edacs_analog(dsd_opts * opts, dsd_state * state, int afs, unsigned char lcn)
{
int i, result;
int count = 5; //RMS has a 5 count (5 * 180ms) now before cutting off;
short analog1[960];
short analog2[960];
short analog3[960];
short sample = 0;
// #define DEBUG_ANALOG //enable to digitize analog if 'data' bursts heard
uint8_t d1[192];
uint8_t d2[192];
uint8_t d3[192];
state->last_cc_sync_time = time(NULL);
state->last_vc_sync_time = time(NULL);
memset (analog1, 0, sizeof(analog1));
memset (analog2, 0, sizeof(analog2));
memset (analog3, 0, sizeof(analog3));
memset (d1, 0, sizeof(d1));
memset (d2, 0, sizeof(d2));
memset (d3, 0, sizeof(d3));
long int rms = opts->rtl_squelch_level + 1; //one more for the initial loop phase
long int sql = opts->rtl_squelch_level;
fprintf (stderr, "\n");
while (!exitflag && count > 0)
{
//this will only work on 48k/1 short output
if (opts->audio_in_type == 0)
{
for (i = 0; i < 960; i++)
{
pa_simple_read(opts->pulse_digi_dev_in, &sample, 2, NULL );
analog1[i] = sample;
}
for (i = 0; i < 960; i++)
{
pa_simple_read(opts->pulse_digi_dev_in, &sample, 2, NULL );
analog2[i] = sample;
}
for (i = 0; i < 960; i++)
{
pa_simple_read(opts->pulse_digi_dev_in, &sample, 2, NULL );
analog3[i] = sample;
}
//this rms will only work properly (for now) with squelch enabled in SDR++ or other
rms = raw_rms(analog3, 960, 1);
}
//NOTE: The core dumps observed previously were due to SDR++ Remote Server connection dropping due to Internet/Other issues
//and unlike in the main livescanner loop where it just hangs, this loop will cause a core dump. The observed issue
//has not occurred when using SDR++ on local hardware, just the remote server software over the Internet.
//NOTE: The fix below does not apply to above observed issue, as the TCP connection will not drop, there will just
//not be a sample to read in and it hangs on sf_short read until it crashes out, the fix below will prevent issues
//when SDR++ is closed locally, or the TCP connection closes suddenly.
//NOTE: Observed two segfaults on EDACS STM analog when doing radio tests or otherwise holding the radio
//open for extremely long periods of time, could be an issue in digitize where dibit_buf_p is not
//reset for an extended period of time and overflows, may need to reset buffer occassionally here
//TCP Input w/ Simple TCP Error Detection Implemented to prevent hard crash if TCP drops off
if (opts->audio_in_type == 8)
{
for (i = 0; i < 960; i++)
{
result = sf_read_short(opts->tcp_file_in, &sample, 1);
if (result == 0)
{
sf_close(opts->tcp_file_in);
fprintf (stderr, "Connection to TCP Server Disconnected (EDACS Analog).\n");
fprintf (stderr, "Closing DSD-FME.\n");
cleanupAndExit(opts, state);
}
analog1[i] = sample;
}
for (i = 0; i < 960; i++)
{
result = sf_read_short(opts->tcp_file_in, &sample, 1);
if (result == 0)
{
sf_close(opts->tcp_file_in);
fprintf (stderr, "Connection to TCP Server Disconnected (EDACS Analog).\n");
fprintf (stderr, "Closing DSD-FME.\n");
cleanupAndExit(opts, state);
}
analog2[i] = sample;
}
for (i = 0; i < 960; i++)
{
result = sf_read_short(opts->tcp_file_in, &sample, 1);
if (result == 0)
{
sf_close(opts->tcp_file_in);
fprintf (stderr, "Connection to TCP Server Disconnected (EDACS Analog).\n");
fprintf (stderr, "Closing DSD-FME.\n");
cleanupAndExit(opts, state);
}
analog3[i] = sample;
}
//this rms will only work properly (for now) with squelch enabled in SDR++
rms = raw_rms(analog3, 960, 1);
}
//RTL Input
#ifdef USE_RTLSDR
if (opts->audio_in_type == 3)
{
for (i = 0; i < 960; i++)
{
get_rtlsdr_sample(&sample, opts, state);
sample *= opts->rtl_volume_multiplier;
analog1[i] = sample;
}
for (i = 0; i < 960; i++)
{
get_rtlsdr_sample(&sample, opts, state);
sample *= opts->rtl_volume_multiplier;
analog2[i] = sample;
}
for (i = 0; i < 960; i++)
{
get_rtlsdr_sample(&sample, opts, state);
sample *= opts->rtl_volume_multiplier;
analog3[i] = sample;
}
//the rtl rms value works properly without needing a 'hard' squelch value
rms = rtl_return_rms();
}
#endif
//digitize analog samples for a dotting sequence check -- moved here before filtering is applied
unsigned long long int sr = 0;
for (i = 0; i < 960; i+=5) //Samples Per Symbol is 5, so incrememnt every 5
{
sr = sr << 1;
sr += digitize (opts, state, (int)analog1[i]);
}
#ifdef DEBUG_ANALOG
//save digitized samples to array for looking into those 'data' sounding bursts,
//this format assumes the same sample per symbol rateused in EDACS/PV
for (i = 0; i < 192; i++) //Samples Per Symbol is 5, so incrememnt every 5
{
d1[i] = digitize (opts, state, (int)analog1[i*5]);
d2[i] = digitize (opts, state, (int)analog2[i*5]);
d3[i] = digitize (opts, state, (int)analog3[i*5]);
}
#endif
//Bugfix for buffer overflow from using digitize function, reset buffers
if (state->dibit_buf_p > state->dibit_buf + 900000)
state->dibit_buf_p = state->dibit_buf + 200;
//dmr buffer
if (state->dmr_payload_p > state->dmr_payload_buf + 900000)
state->dmr_payload_p = state->dmr_payload_buf + 200;
// low pass filter
if (opts->use_lpf == 1)
{
lpf (state, analog1, 960);
lpf (state, analog2, 960);
lpf (state, analog3, 960);
}
//high pass filter
if (opts->use_hpf == 1)
{
hpf (state, analog1, 960);
hpf (state, analog2, 960);
hpf (state, analog3, 960);
}
//pass band filter
if (opts->use_pbf == 1)
{
pbf (state, analog1, 960);
pbf (state, analog2, 960);
pbf (state, analog3, 960);
}
//manual gain control
if (opts->audio_gainA > 0.0f)
{
analog_gain (opts, state, analog1, 960);
analog_gain (opts, state, analog2, 960);
analog_gain (opts, state, analog3, 960);
}
//automatic gain control
else
{
agsm (opts, state, analog1, 960);
agsm (opts, state, analog2, 960);
agsm (opts, state, analog3, 960);
}
//NOTE: Ideally, we would run raw_rms for TCP/VS here, but the analog spike on EDACS (STM)
//system gets filtered out, and when they hold the radio open and don't talk,
//it counts against the squelch hit as no audio, so we will just have to use
//the squelch checkbox in SDR++ and similar when using those input methods
// if (opts->audio_in_type != 3)
// rms = raw_rms(analog3, 960, 1);
//reconfigured to use seperate audio out stream that is always 48k short
if (opts->audio_out_type == 0 && opts->slot1_on == 1)
{
pa_simple_write(opts->pulse_raw_dev_out, analog1, 960*2, NULL);
pa_simple_write(opts->pulse_raw_dev_out, analog2, 960*2, NULL);
pa_simple_write(opts->pulse_raw_dev_out, analog3, 960*2, NULL);
}
if (opts->audio_out_type == 8) //UDP Audio
{
udp_socket_blasterA (opts, state, 960*2, analog1);
udp_socket_blasterA (opts, state, 960*2, analog2);
udp_socket_blasterA (opts, state, 960*2, analog3);
}
//added a condition check so that if OSS output and 8K, switches to 48K when opening OSS
if (opts->audio_out_type == 5 && opts->floating_point == 0 && opts->slot1_on == 1)
{
write (opts->audio_out_fd, analog1, 960*2);
write (opts->audio_out_fd, analog2, 960*2);
write (opts->audio_out_fd, analog3, 960*2);
}
//STDOUT -- I don't see the harm of adding this here, will be fine for analog only or digital only (non-mixed analog and digital)
if (opts->audio_out_type == 1 && opts->floating_point == 0 && opts->slot1_on == 1)
{
write (opts->audio_out_fd, analog1, 960*2);
write (opts->audio_out_fd, analog2, 960*2);
write (opts->audio_out_fd, analog3, 960*2);
}
opts->rtl_rms = rms;
printFrameSync (opts, state, " EDACS", 0, "A");
if (rms < sql) count--;
else count = 5;
if (rms > sql) fprintf(stderr, "%s", KGRN);
else fprintf(stderr, "%s", KRED);
fprintf (stderr, " Analog RMS: %04ld SQL: %ld", rms, sql);
if (state->ea_mode == 0)
{
int a = (afs >> state->edacs_a_shift) & state->edacs_a_mask;
int f = (afs >> state->edacs_f_shift) & state->edacs_f_mask;
int s = afs & state->edacs_s_mask;
fprintf (stderr, " AFS [%03d] [%02d-%02d%01d] LCN [%02d]", afs, a, f, s, lcn);
}
else
{
if (afs == -1) fprintf (stderr, " TGT [ SYSTEM ] LCN [%02d] All-Call", lcn);
else fprintf (stderr, " TGT [%08d] LCN [%02d]", afs, lcn);
}
//debug, view hit counter
// fprintf (stderr, " CNT: %d; ", count);
if (opts->floating_point == 1)
fprintf (stderr, "Analog Floating Point Output Not Supported");
//Update Ncurses Terminal
if (opts->use_ncurses_terminal == 1)
ncursesPrinter(opts, state);
//write to wav file if opened
if (opts->wav_out_f != NULL)
{
sf_write_short(opts->wav_out_f, analog1, 960);
sf_write_short(opts->wav_out_f, analog2, 960);
sf_write_short(opts->wav_out_f, analog3, 960);
}
//debug
// fprintf (stderr, " SR: %016llX", sr);
if (sr == 0xAAAAAAAAAAAAAAAA || sr == 0x5555555555555555)
count = 0; //break while loop, sr will not equal these if just random noise
fprintf (stderr, "%s", KNRM);
#ifdef PRETTY_COLORS
{} //do nothing
#else
fprintf (stderr, "SQL HIT: %d; ", 5-count); //add count since user can't see red or green
#endif
#ifdef DEBUG_ANALOG
//debug digitized version of analog out when data bursts may be present
//NOTE: Without a 'framesync' these could be shifted into odd positions
if (opts->payload == 1)
{
fprintf (stderr, "\n A_DUMP: ");
for (i = 0; i < 24; i++)
fprintf (stderr, "%02X", (uint8_t)ConvertBitIntoBytes(&d1[i*8], 8));
fprintf (stderr, "\n ");
for (i = 0; i < 24; i++)
fprintf (stderr, "%02X", (uint8_t)ConvertBitIntoBytes(&d2[i*8], 8));
fprintf (stderr, "\n ");
for (i = 0; i < 24; i++)
fprintf (stderr, "%02X", (uint8_t)ConvertBitIntoBytes(&d3[i*8], 8));
// fprintf (stderr, "\n");
}
#endif
if (count > 0) fprintf (stderr, "\n");
}
}
void edacs(dsd_opts * opts, dsd_state * state)
{
//calculate afs shifts and masks (if user cycles them around)
//quick sanity check, if bit tallies are not 11, reset to default 4:4:3 configuration
if ( (state->edacs_a_bits + state->edacs_f_bits + state->edacs_s_bits) != 11)
{
state->edacs_a_bits = 4;
state->edacs_f_bits = 4;
state->edacs_s_bits = 3;
}
//calculate shifts by totalling preceeding bits
state->edacs_a_shift = state->edacs_f_bits + state->edacs_s_bits;
state->edacs_f_shift = state->edacs_s_bits;
//calculate masks via overkill copy and paste
if (state->edacs_a_bits == 1) state->edacs_a_mask = 0x1;
if (state->edacs_a_bits == 2) state->edacs_a_mask = 0x3;
if (state->edacs_a_bits == 3) state->edacs_a_mask = 0x7;
if (state->edacs_a_bits == 4) state->edacs_a_mask = 0xF;
if (state->edacs_a_bits == 5) state->edacs_a_mask = 0x1F;
if (state->edacs_a_bits == 6) state->edacs_a_mask = 0x3F;
if (state->edacs_a_bits == 7) state->edacs_a_mask = 0x7F;
if (state->edacs_a_bits == 8) state->edacs_a_mask = 0xFF;
if (state->edacs_a_bits == 9) state->edacs_a_mask = 0x1FF;
if (state->edacs_f_bits == 1) state->edacs_s_mask = 0x1;
if (state->edacs_f_bits == 2) state->edacs_s_mask = 0x3;
if (state->edacs_f_bits == 3) state->edacs_s_mask = 0x7;
if (state->edacs_f_bits == 4) state->edacs_s_mask = 0xF;
if (state->edacs_f_bits == 5) state->edacs_s_mask = 0x1F;
if (state->edacs_f_bits == 6) state->edacs_s_mask = 0x3F;
if (state->edacs_f_bits == 7) state->edacs_s_mask = 0x7F;
if (state->edacs_f_bits == 8) state->edacs_s_mask = 0xFF;
if (state->edacs_f_bits == 9) state->edacs_s_mask = 0x1FF;
if (state->edacs_s_bits == 1) state->edacs_s_mask = 0x1;
if (state->edacs_s_bits == 2) state->edacs_s_mask = 0x3;
if (state->edacs_s_bits == 3) state->edacs_s_mask = 0x7;
if (state->edacs_s_bits == 4) state->edacs_s_mask = 0xF;
if (state->edacs_s_bits == 5) state->edacs_s_mask = 0x1F;
if (state->edacs_s_bits == 6) state->edacs_s_mask = 0x3F;
if (state->edacs_s_bits == 7) state->edacs_s_mask = 0x7F;
if (state->edacs_s_bits == 8) state->edacs_s_mask = 0xFF;
if (state->edacs_s_bits == 9) state->edacs_s_mask = 0x1FF;
char * timestr; //add timestr here, so we can assign it and also free it to prevent memory leak
timestr = getTimeE();
state->edacs_vc_lcn = -1; //init on negative for ncurses and tuning
int i;
int edacs_bit[241] = {0}; //zero out bit array and collect bits into it.
for (i = 0; i < 240; i++) //288 bits every transmission minus 48 bit (24 dibit) sync pattern
{
edacs_bit[i] = getDibit (opts, state); //getDibit returns binary 0 or 1 on GFSK signal (Edacs and PV)
}
//Each EDACS outbound frame consists of two 40-bit (28-bit data, 12-bit BCH) messages. Each message is sent three
//times, with the middle message bitwise-inverted. We use unsigned long long int here to be safe in 32-bit cygwin (not
//sure if this was actually an issue).
unsigned long long int fr_1 = 0;
unsigned long long int fr_2 = 0;
unsigned long long int fr_3 = 0;
unsigned long long int fr_4 = 0;
unsigned long long int fr_5 = 0;
unsigned long long int fr_6 = 0;
//push the edacs_bit array into fr format from EDACS-FM
for (i = 0; i < 40; i++)
{
//only fr_1 and fr4 are going to matter
fr_1 = fr_1 << 1;
fr_1 = fr_1 | edacs_bit[i];
fr_2 = fr_2 << 1;
fr_2 = fr_2 | edacs_bit[i+40];
fr_3 = fr_3 << 1;
fr_3 = fr_3 | edacs_bit[i+80];
fr_4 = fr_4 << 1;
fr_4 = fr_4 | edacs_bit[i+120];
fr_5 = fr_5 << 1;
fr_5 = fr_5 | edacs_bit[i+160];
fr_6 = fr_6 << 1;
fr_6 = fr_6 | edacs_bit[i+200];
}
//Take our 3 copies of the first and second message and vote them to extract the two "error-corrected" messages
unsigned long long int msg_1_ec = edacs_vote_fr(fr_1, fr_2, fr_3);
unsigned long long int msg_2_ec = edacs_vote_fr(fr_4, fr_5, fr_6);
//Get just the 28-bit message portion
unsigned long long int msg_1_ec_m = msg_1_ec >> 12;
unsigned long long int msg_2_ec_m = msg_2_ec >> 12;
//Take the message and create a new crc for it. If the newly crc-ed message matches the old one, we have a good frame.
unsigned long long int msg_1_ec_new_bch = edacs_bch(msg_1_ec_m) & 0xFFFFFFFFFF;
unsigned long long int msg_2_ec_new_bch = edacs_bch(msg_2_ec_m) & 0xFFFFFFFFFF;
//Rename the message variables (sans BCH) for cleaner code below
unsigned long long int msg_1 = msg_1_ec >> 12;
unsigned long long int msg_2 = msg_2_ec >> 12;
if (msg_1_ec != msg_1_ec_new_bch || msg_2_ec != msg_2_ec_new_bch)
{
fprintf (stderr, " BCH FAIL ");
}
else //BCH Pass, continue from here.
{
//Auto Detection Modes Have Been Removed due to reliability issues,
//users will now need to manually specify these options:
/*
-fh Decode only EDACS Standard/ProVoice*\n");
-fH Decode only EDACS Standard/ProVoice with ESK 0xA0*\n");
-fe Decode only EDACS EA/ProVoice*\n");
-fE Decode only EDACS EA/ProVoice with ESK 0xA0*\n");
(A) key toggles mode; (S) key toggles mask value in ncurses
*/
//TODO: Consider re-adding the auto code to make a suggestion to users
//as to which mode to proceed in?
//Color scheme:
// - KRED - critical information (emergency, failsoft, etc)
// - KYEL - system data
// - KGRN - voice group calls
// - KCYN - voice individual calls
// - KMAG - voice other calls (interconnect, all-call, etc)
// - KBLU - subscriber data
// - KWHT - unknown/reserved
//Account for ESK, if any
unsigned long long int fr_esk_mask = ((unsigned long long int)state->esk_mask) << 20;
msg_1 = msg_1 ^ fr_esk_mask;
msg_2 = msg_2 ^ fr_esk_mask;
//Start Extended Addressing Mode
if (state->ea_mode == 1)
{
unsigned char mt1 = (msg_1 & 0xF800000) >> 23;
unsigned char mt2 = (msg_1 & 0x780000) >> 19;
state->edacs_vc_call_type = 0;
//TODO: initialize where they are actually used
unsigned long long int site_id = 0; //we probably could just make this an int as well as the state variables
unsigned char lcn = 0;
//Add raw payloads and MT1/MT2 for easy debug
if (opts->payload == 1)
{
fprintf (stderr, " MSG_1 [%07llX]", msg_1);
fprintf (stderr, " MSG_2 [%07llX]", msg_2);
fprintf (stderr, " (MT1: %02X", mt1);
// MT2 is meaningless if MT1 is not 0x1F
if (mt1 == 0x1F)
fprintf (stderr, "; MT2: %X) ", mt2);
else
fprintf (stderr, ") ");
}
//MT1 of 0x1F indicates to use MT2 for the opcode. See US patent US7546135B2, Figure 2b.
if (mt1 == 0x1F)
{
//Test Call (not seen in the wild, see US patent US7546135B2, Figure 2b)
if (mt2 == 0x0)
{
fprintf (stderr, "%s", KYEL);
fprintf (stderr, " Initiate Test Call");
fprintf (stderr, "%s", KNRM);
}
//Adjacent Sites
else if (mt2 == 0x1)
{
fprintf (stderr, "%s", KYEL);
fprintf (stderr, " Adjacent Site");
if ( (msg_1 & 0xFF) > 0 )
{
int adj_l = (msg_1 & 0x1F000) >> 12;
int adj = (msg_1 & 0xFF);
fprintf (stderr, " :: Site ID [%02X][%03d] on CC LCN [%02d]%s", adj, adj, adj_l, get_lcn_status_string(lcn));
}
fprintf (stderr, "%s", KNRM);
}
//Status/Message
else if (mt2 == 0x4)
{
int status = msg_1 & 0xFF;
int source = msg_2 & 0xFFFFF;
fprintf (stderr, "%s", KBLU);
if (status == 248) fprintf (stderr, " Status Request :: Target [%08d]", source);
else fprintf (stderr, " Message Acknowledgement :: Status [%03d] Source [%08d]", status, source);
fprintf (stderr, "%s", KNRM);
}
//Unit Enable/Disable
else if (mt2 == 0x7)
{
int qualifier = (msg_2 & 0xC000000) >> 26;
int target = (msg_2 & 0xFFFFF);
fprintf (stderr, "%s", KBLU);
fprintf (stderr, " Unit Enable/Disable ::");
if (qualifier == 0x0) fprintf (stderr, " [Temporary Disable]");
else if (qualifier == 0x1) fprintf (stderr, " [Corrupt Personality]");
else if (qualifier == 0x2) fprintf (stderr, " [Revoke Logical ID]");
else fprintf (stderr, " [Re-enable Unit]");
fprintf (stderr, " Target [%05d]", target);
fprintf (stderr, "%s", KNRM);
}
//Control Channel LCN
else if (mt2 == 0x8)
{
fprintf (stderr, "%s", KYEL);
fprintf (stderr, " Control Channel");
int lcn = msg_2 & 0x1F;
if (lcn != 0)
{
state->edacs_cc_lcn = lcn;
if (state->edacs_cc_lcn > state->edacs_lcn_count && lcn < 26) //26, or 27. shouldn't matter don't think cc lcn will give a status lcn val
{
state->edacs_lcn_count = state->edacs_cc_lcn;
}
fprintf (stderr, " :: LCN [%d]%s", state->edacs_cc_lcn, get_lcn_status_string(lcn));
//check for control channel lcn frequency if not provided in channel map or in the lcn list
if (state->trunk_lcn_freq[state->edacs_cc_lcn-1] == 0)
{
long int lcnfreq = 0;
//if using rigctl, we can ask for the currrent frequency
if (opts->use_rigctl == 1)
{
lcnfreq = GetCurrentFreq (opts->rigctl_sockfd);
if (lcnfreq != 0) state->trunk_lcn_freq[state->edacs_cc_lcn-1] = lcnfreq;
}
//if using rtl input, we can ask for the current frequency tuned
if (opts->audio_in_type == 3)
{
lcnfreq = (long int)opts->rtlsdr_center_freq;
if (lcnfreq != 0) state->trunk_lcn_freq[state->edacs_cc_lcn-1] = lcnfreq;
}
}
//set trunking cc here so we know where to come back to
if (opts->p25_trunk == 1 && state->trunk_lcn_freq[state->edacs_cc_lcn-1] != 0)
{
state->p25_cc_freq = state->trunk_lcn_freq[state->edacs_cc_lcn-1]; //index starts at zero, lcn's locally here start at 1
}
}
fprintf (stderr, "%s", KNRM);
}
//Site ID
else if (mt2 == 0xA)
{
site_id = (msg_1 & 0x1F) | ((msg_1 & 0x1F000) >> 7);
fprintf (stderr, "%s", KYEL);
fprintf (stderr, " Extended Addressing :: Site ID [%02llX][%03lld]", site_id, site_id);
fprintf (stderr, "%s", KNRM);
state->edacs_site_id = site_id;
}
//System Dynamic Regroup Plan Bitmap
else if (mt2 == 0xB)
{
int bank_1 = (msg_1 & 0x10000) >> 16;
int resident_1 = (msg_1 & 0xFF00) >> 8;
int active_1 = (msg_1 & 0xFF);
int bank_2 = (msg_2 & 0x10000) >> 16;
int resident_2 = (msg_2 & 0xFF00) >> 8;
int active_2 = (msg_2 & 0xFF);
fprintf (stderr, "%s", KYEL);
fprintf (stderr, " System Dynamic Regroup Plan Bitmap");
// Deduplicate some code with a for (foreach would have been great here)
for (int i = 0; i < 2; i++)
{
int bank;
int resident;
int active;
switch (i) {
case 0:
bank = bank_1;
resident = resident_1;
active = active_1;
break;
case 1:
bank = bank_2;
resident = resident_2;
active = active_2;
break;
}
fprintf (stderr, " :: Plan Bank [%1d] Resident [", bank);
int plan = bank * 8;
int first = 1;
while (resident != 0) {
if (resident & 0x1 == 1) {
if (first == 1)
{
first = 0;
fprintf (stderr, "%d", plan);
}
else
{
fprintf (stderr, ", %d", plan);
}
}
resident >>= 1;
plan++;
}
fprintf (stderr, "] Active [");
plan = bank * 8;
first = 1;
while (active != 0) {
if (active & 0x1 == 1) {
if (first == 1)
{
first = 0;
fprintf (stderr, "%d", plan);
}
else
{
fprintf (stderr, ", %d", plan);
}
}
active >>= 1;
plan++;
}
fprintf (stderr, "]");
}
fprintf (stderr, "%s", KNRM);
}
//Patch Groups
else if (mt2 == 0xC)
{
int sourcep = (msg_1 & 0xFFFF);
int patch_site = (msg_2 & 0xFF00000) >> 20; //is site info valid, 0 for all sites? else patch only good on site listed?
int targetp = (msg_2 & 0xFFFF);
fprintf (stderr, "%s", KYEL);
fprintf (stderr, " Patch :: Site [%d] Source [%d] Target [%d] ", patch_site, sourcep, targetp);
fprintf (stderr, "%s", KNRM);
}
//Serial Number Request (not seen in the wild, see US patent 20030190923, Figure 2b)
else if (mt2 == 0xD)
{
fprintf (stderr, "%s", KYEL);
fprintf (stderr, " Serial Number Request");
fprintf (stderr, "%s", KNRM);
}
else
{
fprintf (stderr, "%s", KWHT);
fprintf (stderr, " Unknown Command");
fprintf (stderr, "%s", KNRM);
// Only print the payload if we haven't already printed it
if (opts->payload != 1)
{
fprintf (stderr, " ::");
fprintf (stderr, " MSG_1 [%07llX]", msg_1);
fprintf (stderr, " MSG_2 [%07llX]", msg_2);
}
}
}
//TDMA Group Grant Update (never observed, unknown if ever used on any EDACS system)
else if (mt1 == 0x1)
{
lcn = (msg_1 & 0x3E0000) >> 17;
int group = (msg_1 & 0xFFFF);
int source = (msg_2 & 0xFFFFF);
fprintf (stderr, "%s", KGRN);
fprintf (stderr, " TDMA Group Call :: Group [%05d] Source [%08d] LCN [%02d]%s", group, source, lcn, get_lcn_status_string(lcn));
fprintf (stderr, "%s", KNRM);
}
//Data Group Grant Update
else if (mt1 == 0x2)
{
lcn = (msg_1 & 0x3E0000) >> 17;
int group = (msg_1 & 0xFFFF);
int source = (msg_2 & 0xFFFFF);
fprintf (stderr, "%s", KBLU);
fprintf (stderr, " Data Group Call :: Group [%05d] Source [%08d] LCN [%02d]%s", group, source, lcn, get_lcn_status_string(lcn));
fprintf (stderr, "%s", KNRM);
}
//Voice Call Grant Update
// MT1 value determines the type of group call:
// - 0x03 digital group voice (ProVoice, standard on SLERS EA)
// - 0x06 analog group voice
else if (mt1 == 0x3 || mt1 == 0x6)
{
lcn = (msg_1 & 0x3E0000) >> 17;
//LCNs greater than 26 are considered status values, "Busy, Queue, Deny, etc"
if (lcn > state->edacs_lcn_count && lcn < 26)
{
state->edacs_lcn_count = lcn;
}
int is_digital = (mt1 == 0x3) ? 1 : 0;
int is_update = (msg_1 & 0x10000) >> 16;
int group = (msg_1 & 0xFFFF);
int is_tx_trunking = (msg_2 & 0x200000) >> 21;
int is_emergency = (msg_2 & 0x100000) >> 20;
int source = (msg_2 & 0xFFFFF);
//Call info for state
if (lcn != 0) state->edacs_vc_lcn = lcn;
state->lasttg = group; // 0 is a valid TG, it's the all-call for agency 0
if (source != 0) state->lastsrc = source;
//Call type for state
state->edacs_vc_call_type = EDACS_IS_VOICE | EDACS_IS_GROUP;
if (is_digital == 1) state->edacs_vc_call_type |= EDACS_IS_DIGITAL;
if (is_emergency == 1) state->edacs_vc_call_type |= EDACS_IS_EMERGENCY;
fprintf (stderr, "%s", KGRN);
if (is_digital == 0) fprintf (stderr, " Analog Group Call");
else fprintf (stderr, " Digital Group Call");
if (is_update == 0) fprintf (stderr, " Assignment");
else fprintf (stderr, " Update");
fprintf (stderr, " :: Group [%05d] Source [%08d] LCN [%02d]%s", group, source, lcn, get_lcn_status_string(lcn));
//Trunking mode is correlated to (but not guaranteed to match) the type of call:
// - emergency calls - usually message trunking
// - normal calls - usually transmission trunking
if (is_tx_trunking == 0) fprintf (stderr, " [Message Trunking]");
if (is_emergency == 1)
{
fprintf (stderr, "%s", KRED);
fprintf (stderr, " [EMERGENCY]");
}
fprintf (stderr, "%s", KNRM);
char mode[8]; //allow, block, digital enc
sprintf (mode, "%s", "");
//if we are using allow/whitelist mode, then write 'B' to mode for block
//comparison below will look for an 'A' to write to mode if it is allowed
if (opts->trunk_use_allow_list == 1) sprintf (mode, "%s", "B");
for (int i = 0; i < state->group_tally; i++)
{
if (state->group_array[i].groupNumber == group)
{
fprintf (stderr, " [%s]", state->group_array[i].groupName);
strcpy (mode, state->group_array[i].groupMode);
break;
}
}
//TG hold on EDACS EA -- block non-matching target, allow matching group
if (state->tg_hold != 0 && state->tg_hold != group) sprintf (mode, "%s", "B");
if (state->tg_hold != 0 && state->tg_hold == group) sprintf (mode, "%s", "A");
//this is working now with the new import setup
if (opts->trunk_tune_group_calls == 1 && opts->p25_trunk == 1 && (strcmp(mode, "DE") != 0) && (strcmp(mode, "B") != 0) ) //DE is digital encrypted, B is block
{
if (lcn > 0 && lcn < 26 && state->edacs_cc_lcn != 0 && state->trunk_lcn_freq[lcn-1] != 0) //don't tune if zero (not loaded or otherwise)
{
//openwav file and do per call right here, should probably check as well to make sure we have a valid trunking method active (rigctl, rtl)
if (opts->dmr_stereo_wav == 1 && (opts->use_rigctl == 1 || opts->audio_in_type == 3))
{
sprintf (opts->wav_out_file, "./WAV/%s %s EDACS Site %lld TG %d SRC %d.wav", getDateE(), timestr, state->edacs_site_id, group, source);
if (is_digital == 1)
openWavOutFile (opts, state);
else
openWavOutFile48k (opts, state);
}
//do condition here, in future, will allow us to use tuning methods as well, or rtl_udp as well
if (opts->use_rigctl == 1)
{
if (opts->setmod_bw != 0 ) SetModulation(opts->rigctl_sockfd, opts->setmod_bw);
SetFreq(opts->rigctl_sockfd, state->trunk_lcn_freq[lcn-1]); //minus one because the lcn index starts at zero
state->edacs_tuned_lcn = lcn;
opts->p25_is_tuned = 1;
if (is_digital == 0)
edacs_analog(opts, state, group, lcn);
}
if (opts->audio_in_type == 3) //rtl dongle
{
#ifdef USE_RTLSDR
rtl_dev_tune (opts, state->trunk_lcn_freq[lcn-1]);
state->edacs_tuned_lcn = lcn;
opts->p25_is_tuned = 1;
if (is_digital == 0)
edacs_analog(opts, state, group, lcn);
#endif
}
}
}
}
//I-Call Grant Update
else if (mt1 == 0x10)
{
lcn = (msg_2 & 0x1F00000) >> 20;
//LCNs greater than 26 are considered status values, "Busy, Queue, Deny, etc"
if (lcn > state->edacs_lcn_count && lcn < 26)
{
state->edacs_lcn_count = lcn;
}
int is_digital = (msg_1 & 0x200000) >> 21;
int is_update = (msg_1 & 0x100000) >> 20;
int target = (msg_1 & 0xFFFFF);
int source = (msg_2 & 0xFFFFF);
//Call info for state
if (lcn != 0) state->edacs_vc_lcn = lcn;
if (target != 0) state->lasttg = target;
if (source != 0) state->lastsrc = source;
//Call type for state
state->edacs_vc_call_type = EDACS_IS_VOICE | EDACS_IS_INDIVIDUAL;
if (is_digital == 1) state->edacs_vc_call_type |= EDACS_IS_DIGITAL;
fprintf (stderr, "%s", KCYN);
if (is_digital == 0) fprintf (stderr, " Analog I-Call");
else fprintf (stderr, " Digital I-Call");
if (is_update == 0) fprintf (stderr, " Assignment");
else fprintf (stderr, " Update");
fprintf (stderr, " :: Target [%08d] Source [%08d] LCN [%02d]%s", target, source, lcn, get_lcn_status_string(lcn));
fprintf (stderr, "%s", KNRM);
char mode[8]; //allow, block, digital enc
sprintf (mode, "%s", "");
//if we are using allow/whitelist mode, then write 'B' to mode for block - no allow/whitelist support for i-calls
if (opts->trunk_use_allow_list == 1) sprintf (mode, "%s", "B");
//Get target mode for calls that are in the allow/whitelist
for (int i = 0; i < state->group_tally; i++)
{
if (state->group_array[i].groupNumber == target)
{
strcpy (mode, state->group_array[i].groupMode);
break;
}
}
//TG hold on EDACS EA I-CALL -- block non-matching target
if (state->tg_hold != 0 && state->tg_hold != target) sprintf (mode, "%s", "B");
if (state->tg_hold != 0 && state->tg_hold == target) sprintf (mode, "%s", "A");
//this is working now with the new import setup
if (opts->trunk_tune_private_calls == 1 && opts->p25_trunk == 1 && (strcmp(mode, "DE") != 0) && (strcmp(mode, "B") != 0) ) //DE is digital encrypted, B is block
{
if (lcn > 0 && lcn < 26 && state->edacs_cc_lcn != 0 && state->trunk_lcn_freq[lcn-1] != 0) //don't tune if zero (not loaded or otherwise)
{
//openwav file and do per call right here, should probably check as well to make sure we have a valid trunking method active (rigctl, rtl)
if (opts->dmr_stereo_wav == 1 && (opts->use_rigctl == 1 || opts->audio_in_type == 3))
{
sprintf (opts->wav_out_file, "./WAV/%s %s EDACS Site %lld TGT %d SRC %d I-Call.wav", getDateE(), timestr, state->edacs_site_id, target, source);
if (is_digital == 1)
openWavOutFile (opts, state);
else
openWavOutFile48k (opts, state);
}
//do condition here, in future, will allow us to use tuning methods as well, or rtl_udp as well
if (opts->use_rigctl == 1)
{
if (opts->setmod_bw != 0 ) SetModulation(opts->rigctl_sockfd, opts->setmod_bw);
SetFreq(opts->rigctl_sockfd, state->trunk_lcn_freq[lcn-1]); //minus one because the lcn index starts at zero
state->edacs_tuned_lcn = lcn;
opts->p25_is_tuned = 1;
if (is_digital == 0)
edacs_analog(opts, state, target, lcn);
}
if (opts->audio_in_type == 3) //rtl dongle
{
#ifdef USE_RTLSDR
rtl_dev_tune (opts, state->trunk_lcn_freq[lcn-1]);
state->edacs_tuned_lcn = lcn;
opts->p25_is_tuned = 1;
if (is_digital == 0)
edacs_analog(opts, state, target, lcn);
#endif
}
}
}
}
//Channel assignment (unknown reason, just know it assigns an LCN in the expected order; believed related to data)
else if (mt1 == 0x12)
{
lcn = (msg_2 & 0x1F00000) >> 20;
int source = (msg_2 & 0xFFFFF);
fprintf (stderr, "%s", KBLU);
fprintf (stderr, " Channel Assignment (Unknown Data) :: Source [%08d] LCN [%02d]%s", source, lcn, get_lcn_status_string(lcn));
fprintf (stderr, "%s", KNRM);
//LCNs greater than 26 are considered status values, "Busy, Queue, Deny, etc"
if (lcn > state->edacs_lcn_count && lcn < 26)
{
state->edacs_lcn_count = lcn;
}
//Call info for state
if (lcn != 0) state->edacs_vc_lcn = lcn;
if (source != 0) state->lastsrc = source;
//Call type for state
state->edacs_vc_call_type = EDACS_IS_INDIVIDUAL;
}
//System All-Call Grant Update
else if (mt1 == 0x16)
{
lcn = (msg_1 & 0x3E0000) >> 17;
//LCNs greater than 26 are considered status values, "Busy, Queue, Deny, etc"
if (lcn > state->edacs_lcn_count && lcn < 26)
{
state->edacs_lcn_count = lcn;
}
int is_digital = (msg_1 & 0x10000) >> 16;
int is_update = (msg_1 & 0x8000) >> 15;
int source = (msg_2 & 0xFFFFF);
//Call info for state
if (lcn != 0) state->edacs_vc_lcn = lcn;
state->lasttg = 0;
if (source != 0) state->lastsrc = source;
//Call type for state
state->edacs_vc_call_type = EDACS_IS_VOICE | EDACS_IS_ALL_CALL;
if (is_digital == 1) state->edacs_vc_call_type |= EDACS_IS_DIGITAL;
fprintf (stderr, "%s", KMAG);
if (is_digital == 0) fprintf (stderr, " Analog System All-Call");
else fprintf (stderr, " Digital System All-Call");
if (is_update == 0) fprintf (stderr, " Assignment");
else fprintf (stderr, " Update");
fprintf (stderr, " :: Source [%08d] LCN [%02d]%s", source, lcn, get_lcn_status_string(lcn));
fprintf (stderr, "%s", KNRM);
char mode[8]; //allow, block, digital enc
sprintf (mode, "%s", "");
//if we are using allow/whitelist mode, then write 'A' to mode for allow - always allow all-calls by default
if (opts->trunk_use_allow_list == 1) sprintf (mode, "%s", "A");
//TG hold on EDACS ALL-CALL -- block ALL CALL in favor of hold?
// if (state->tg_hold != 0 && state->tg_hold != target) sprintf (mode, "%s", "B");
// if (state->tg_hold != 0 && state->tg_hold == target) sprintf (mode, "%s", "A");
//this is working now with the new import setup
if (opts->trunk_tune_group_calls == 1 && opts->p25_trunk == 1 && (strcmp(mode, "DE") != 0) && (strcmp(mode, "B") != 0) ) //DE is digital encrypted, B is block
{
if (lcn > 0 && lcn < 26 && state->edacs_cc_lcn != 0 && state->trunk_lcn_freq[lcn-1] != 0) //don't tune if zero (not loaded or otherwise)
{
//openwav file and do per call right here, should probably check as well to make sure we have a valid trunking method active (rigctl, rtl)
if (opts->dmr_stereo_wav == 1 && (opts->use_rigctl == 1 || opts->audio_in_type == 3))
{
sprintf (opts->wav_out_file, "./WAV/%s %s EDACS Site %lld SRC %d All-Call.wav", getDateE(), timestr, state->edacs_site_id, source);
if (is_digital == 1)
openWavOutFile (opts, state);
else
openWavOutFile48k (opts, state);
}
//do condition here, in future, will allow us to use tuning methods as well, or rtl_udp as well
if (opts->use_rigctl == 1)
{
if (opts->setmod_bw != 0 ) SetModulation(opts->rigctl_sockfd, opts->setmod_bw);
SetFreq(opts->rigctl_sockfd, state->trunk_lcn_freq[lcn-1]); //minus one because the lcn index starts at zero
state->edacs_tuned_lcn = lcn;
opts->p25_is_tuned = 1;
if (is_digital == 0)
edacs_analog(opts, state, -1, lcn);
}
if (opts->audio_in_type == 3) //rtl dongle
{
#ifdef USE_RTLSDR
rtl_dev_tune (opts, state->trunk_lcn_freq[lcn-1]);
state->edacs_tuned_lcn = lcn;
opts->p25_is_tuned = 1;
if (is_digital == 0)
edacs_analog(opts, state, -1, lcn);
#endif
}
}
}
}
//Login
else if (mt1 == 0x19)
{
int group = (msg_1 & 0xFFFF);
int source = (msg_2 & 0xFFFFF);
fprintf (stderr, "%s", KBLU);
fprintf (stderr, " Login :: Group [%05d] Source [%08d]", group, source);
fprintf (stderr, "%s", KNRM);
}
//Unknown command
else
{
fprintf (stderr, "%s", KWHT);
fprintf (stderr, " Unknown Command");
fprintf (stderr, "%s", KNRM);
// Only print the payload if we haven't already printed it
if (opts->payload != 1)
{
fprintf (stderr, " ::");
fprintf (stderr, " MSG_1 [%07llX]", msg_1);
fprintf (stderr, " MSG_2 [%07llX]", msg_2);
}
}
}
//Start Standard or Networked Mode
else if (state->ea_mode == 0)
{
unsigned char mt_a = (msg_1 & 0xE000000) >> 25;
unsigned char mt_b = (msg_1 & 0x1C00000) >> 22;
unsigned char mt_d = (msg_1 & 0x3E0000) >> 17;
state->edacs_vc_call_type = 0;
//Add raw payloads and MT-A/MT-B/MT-D for easy debug
if (opts->payload == 1)
{
fprintf (stderr, " MSG_1 [%07llX]", msg_1);
fprintf (stderr, " MSG_2 [%07llX]", msg_2);
fprintf (stderr, " (MT-A: %X", mt_a);
// MT-B is meaningless if MT-A is not 0x7
if (mt_a == 0x7)
{
fprintf (stderr, "; MT-B: %X", mt_b);
// MT-D is meaningless if MT-B is not 0x7
if (mt_b == 0x7)
{
fprintf (stderr, "; MT-D: %02X) ", mt_d);
}
else
{
fprintf (stderr, ") ");
}
}
else
{
fprintf (stderr, ") ");
}
}
//The following is heavily based on TIA/EIA Telecommunications System Bulletin 69.3, "Enhanced Digital Access
//Communications System (EDACS) Digital Air Interface for Channel Access, Modulation, Messages, and Formats",
//April 1998. Where real world systems are found to diverge from this bulletin, please note the basis for the
//deviation.
//MT-A 0 and 1 as analog/digital mode indicator reverse engineered from Montreal STM and San Antonio/Bexar Co
//systems; occurs immediately prior to Voice Group Channel Update.
//
//Voice Group Channel Assignment (6.2.4.1)
//Emergency Voice Group Channel Assignment (6.2.4.2)
if (mt_a == 0x0 || mt_a == 0x1 || mt_a == 0x2 || mt_a == 0x3)
{
int is_digital = (mt_a == 0x2 || mt_a == 0x3) ? 1 : 0;
int is_emergency = (mt_a == 0x1 || mt_a == 0x3) ? 1 : 0;
int lid = ((msg_1 & 0x1FC0000) >> 11) | ((msg_2 & 0xFE0000) >> 17);
int lcn = (msg_1 & 0x1F000) >> 12;
int is_tx_trunk = (msg_1 & 0x800) >> 11;
int group = (msg_1 & 0x7FF);
fprintf (stderr, "%s", KGRN);
fprintf (stderr, " Voice Group Channel Assignment ::");
if (is_digital == 0) fprintf (stderr, " Analog");
else fprintf (stderr, " Digital");
fprintf (stderr, " Group [%04d] LID [%05d] LCN [%02d]%s", group, lid, lcn, get_lcn_status_string(lcn));
if (is_tx_trunk == 0) fprintf (stderr, " [Message Trunking]");
if (is_emergency == 1)
{
fprintf (stderr, "%s", KRED);
fprintf (stderr, " [EMERGENCY]");
}
fprintf (stderr, "%s", KNRM);
//LCNs >= 26 are reserved to indicate status (queued, busy, denied, etc)
if (lcn > state->edacs_lcn_count && lcn < 26)
{
state->edacs_lcn_count = lcn;
}
//Call info for state
if (lcn != 0) state->edacs_vc_lcn = lcn;
state->lasttg = group;
state->lastsrc = lid;
//Call type for state
state->edacs_vc_call_type = EDACS_IS_VOICE | EDACS_IS_GROUP;
if (is_digital == 1) state->edacs_vc_call_type |= EDACS_IS_DIGITAL;
if (is_emergency == 1) state->edacs_vc_call_type |= EDACS_IS_EMERGENCY;
char mode[8]; //allow, block, digital enc
sprintf (mode, "%s", "");
//if we are using allow/whitelist mode, then write 'B' to mode for block
//comparison below will look for an 'A' to write to mode if it is allowed
if (opts->trunk_use_allow_list == 1) sprintf (mode, "%s", "B");
//Get group mode for calls that are in the allow/whitelist
for (int i = 0; i < state->group_tally; i++)
{
if (state->group_array[i].groupNumber == group)
{
strcpy (mode, state->group_array[i].groupMode);
break;
}
}
//TG hold on EDACS Standard/Net -- block non-matching target, allow matching group
if (state->tg_hold != 0 && state->tg_hold != group) sprintf (mode, "%s", "B");
if (state->tg_hold != 0 && state->tg_hold == group) sprintf (mode, "%s", "A");
//NOTE: Restructured below so that analog and digital are handled the same, just that when
//its analog, it will now start edacs_analog which will while loop analog samples until
//signal level drops (RMS, or a dotting sequence is detected)
//this is working now with the new import setup
if (opts->trunk_tune_group_calls == 1 && opts->p25_trunk == 1 && (strcmp(mode, "DE") != 0) && (strcmp(mode, "B") != 0) ) //DE is digital encrypted, B is block
{
if (lcn > 0 && lcn < 26 && state->edacs_cc_lcn != 0 && state->trunk_lcn_freq[lcn-1] != 0) //don't tune if zero (not loaded or otherwise)
{
//openwav file and do per call right here
if (opts->dmr_stereo_wav == 1 && (opts->use_rigctl == 1 || opts->audio_in_type == 3))
{
sprintf (opts->wav_out_file, "./WAV/%s %s EDACS Site %lld TG %04d SRC %05d.wav", getDateE(), timestr, state->edacs_site_id, group, lid);
if (is_digital == 0) openWavOutFile48k (opts, state); //analog at 48k
else openWavOutFile (opts, state); //digital
}
if (opts->use_rigctl == 1)
{
//only set bandwidth IF we have an original one to fall back to (experimental, but requires user to set the -B 12000 or -B 24000 value manually)
if (opts->setmod_bw != 0)
{
if (is_digital == 0) SetModulation(opts->rigctl_sockfd, 7000); //narrower bandwidth, but has issues with dotting sequence
else SetModulation(opts->rigctl_sockfd, opts->setmod_bw);
}
SetFreq(opts->rigctl_sockfd, state->trunk_lcn_freq[lcn-1]); //minus one because our index starts at zero
state->edacs_tuned_lcn = lcn;
opts->p25_is_tuned = 1;
if (is_digital == 0) edacs_analog(opts, state, group, lcn);
}
if (opts->audio_in_type == 3) //rtl dongle
{
#ifdef USE_RTLSDR
rtl_dev_tune (opts, state->trunk_lcn_freq[lcn-1]);
state->edacs_tuned_lcn = lcn;
opts->p25_is_tuned = 1;
if (is_digital == 0) edacs_analog(opts, state, group, lcn);
#endif
}
}
}
}
//Data Call Channel Assignment (6.2.4.3)
else if (mt_a == 0x5)
{
int is_individual_call = (msg_1 & 0x1000000) >> 24;
int is_from_lid = (msg_1 & 0x800000) >> 23;
int port = ((msg_1 & 0x700000) >> 17) | ((msg_2 & 0x700000) >> 20);
int lcn = (msg_1 & 0xF8000) >> 15;
int is_individual_id = (msg_1 & 0x4000) >> 14;
int lid = (msg_1 & 0x3FFF);
int group = (msg_1 & 0x7FF);
//Abstract away to a target, and be sure to check whether it's an individual call later
int target = (is_individual_id == 0) ? group : lid;
fprintf (stderr, "%s", KBLU);
fprintf (stderr, " Data Call Channel Assignment :: Type");
if (is_individual_call == 1) fprintf (stderr, " [Individual]");
else fprintf (stderr, " [Group]");
if (is_individual_id == 1) fprintf (stderr, " LID [%05d]", target);
else fprintf (stderr, " Group [%04d]", target);
if (is_from_lid == 1) fprintf (stderr, " -->");
else fprintf (stderr, " <--");
fprintf (stderr, " Port [%02d] LCN [%02d]%s", port, lcn, get_lcn_status_string(lcn));
fprintf (stderr, "%s", KNRM);
//LCNs >= 26 are reserved to indicate status (queued, busy, denied, etc)
if (lcn > state->edacs_lcn_count && lcn < 26)
{
state->edacs_lcn_count = lcn;
}
//Call info for state
if (lcn != 0) state->edacs_vc_lcn = lcn;
state->lasttg = target;
state->lastsrc = 0;
//Call type for state
if (is_individual_call == 0) state->edacs_vc_call_type = EDACS_IS_GROUP;
else state->edacs_vc_call_type = EDACS_IS_INDIVIDUAL;
}
//Login Acknowledge (6.2.4.4)
else if (mt_a == 0x6)
{
int group = (msg_1 & 0x1FFC000) >> 14;
int lid = (msg_1 & 0x3FFF);
fprintf (stderr, "%s", KBLU);
fprintf (stderr, " Login Acknowledgement :: Group [%04d] LID [%05d]", group, lid);
fprintf (stderr, "%s", KNRM);
}
//Use MT-B
else if (mt_a == 0x7)
{
//Status Request / Message Acknowledge (6.2.4.5)
if (mt_b == 0x0)
{
int status = (msg_1 & 0x3FC000) >> 14;
int lid = (msg_1 & 0x3FFF);
fprintf (stderr, "%s", KBLU);
if (status == 248) fprintf (stderr, " Status Request :: LID [%05d]", lid);
else fprintf (stderr, " Message Acknowledgement :: Status [%03d] LID [%05d]", status, lid);
fprintf (stderr, "%s", KNRM);
}
//Interconnect Channel Assignment (6.2.4.6)
else if (mt_b == 0x1)
{
int mt_c = (msg_1 & 0x300000) >> 20;
int lcn = (msg_1 & 0xF8000) >> 15;
int is_individual_id = (msg_1 & 0x4000) >> 14;
int lid = (msg_1 & 0x3FFF);
int group = (msg_1 & 0x7FF);
//Abstract away to a target, and be sure to check whether it's an individual call later
int target = (is_individual_id == 0) ? group : lid;
//Technically only MT-C 0x2 is defined in TSB 69.3 - using and extrapolating on legacy code
int is_digital = (mt_c == 2 || mt_c == 3) ? 1 : 0;
fprintf (stderr, "%s", KMAG);
fprintf (stderr, " Interconnect Channel Assignment :: Type");
if (is_digital == 0) fprintf (stderr, " Analog");
else fprintf (stderr, " Digital");
if (is_individual_id == 1) fprintf (stderr, " LID [%05d]", target);
else fprintf (stderr, " Group [%04d]", target);
fprintf (stderr, " LCN [%02d]%s", lcn, get_lcn_status_string(lcn));
fprintf (stderr, "%s", KNRM);
//LCNs >= 26 are reserved to indicate status (queued, busy, denied, etc)
if (lcn > state->edacs_lcn_count && lcn < 26)
{
state->edacs_lcn_count = lcn;
}
//Call info for state
if (lcn != 0) state->edacs_vc_lcn = lcn;
state->lasttg = 0;
state->lastsrc = target;
//Call type for state
state->edacs_vc_call_type = EDACS_IS_VOICE | EDACS_IS_INTERCONNECT;
if (is_digital == 1) state->edacs_vc_call_type |= EDACS_IS_DIGITAL;
}
//Channel Updates (6.2.4.7)
//Source/caller being present in individual call channel updates reverse engineered from Montreal STM system
else if (mt_b == 0x3)
{
int mt_c = (msg_1 & 0x300000) >> 20;
int lcn = (msg_1 & 0xF8000) >> 15;
int is_individual = (msg_1 & 0x4000) >> 14;
int is_emergency = (is_individual == 0) ? (msg_1 & 0x2000) >> 13 : 0;
int group = (msg_1 & 0x7FF);
int lid = (msg_1 & 0x3FFF);
int source = (msg_2 & 0x3FFF); //Source only present in individual calls
//Abstract away to a target, and be sure to check whether it's an individual call later
int target = (is_individual == 0) ? group : lid;
//Technically only MT-C 0x1 and 0x3 are defined in TSB 69.3 - using and extrapolating on legacy code
int is_tx_trunk = (mt_c == 2 || mt_c == 3) ? 1 : 0;
int is_digital = (mt_c == 1 || mt_c == 3) ? 1 : 0;
if (is_individual == 0)
{
fprintf (stderr, "%s", KGRN);
fprintf (stderr, " Voice Group Channel Update ::");
}
else
{
fprintf (stderr, "%s", KCYN);
fprintf (stderr, " Voice Individual Channel Update ::");
}
if (is_digital == 0) fprintf (stderr, " Analog");
else fprintf (stderr, " Digital");
if (is_individual == 0) fprintf (stderr, " Group [%04d]", target);
else fprintf (stderr, " Callee [%05d] Caller [%05d]", target, source);
fprintf (stderr, " LCN [%02d]%s", lcn, get_lcn_status_string(lcn));
if (is_tx_trunk == 0) fprintf (stderr, " [Message Trunking]");
if (is_emergency == 1)
{
fprintf (stderr, "%s", KRED);
fprintf (stderr, " [EMERGENCY]");
}
fprintf (stderr, "%s", KNRM);
//LCNs >= 26 are reserved to indicate status (queued, busy, denied, etc)
if (lcn > state->edacs_lcn_count && lcn < 26)
{
state->edacs_lcn_count = lcn;
}
//Call info for state
if (lcn != 0) state->edacs_vc_lcn = lcn;
state->lasttg = target;
//Alas, EDACS standard does not provide a source LID on channel updates - try to work around this on the display end instead
state->lastsrc = 0;
//Call type for state
state->edacs_vc_call_type = EDACS_IS_VOICE;
if (is_individual == 0) state->edacs_vc_call_type |= EDACS_IS_GROUP;
else state->edacs_vc_call_type |= EDACS_IS_INDIVIDUAL;
if (is_digital == 1) state->edacs_vc_call_type |= EDACS_IS_DIGITAL;
if (is_emergency == 1) state->edacs_vc_call_type |= EDACS_IS_EMERGENCY;
char mode[8]; //allow, block, digital enc
sprintf (mode, "%s", "");
//if we are using allow/whitelist mode, then write 'B' to mode for block
//comparison below will look for an 'A' to write to mode if it is allowed
if (opts->trunk_use_allow_list == 1) sprintf (mode, "%s", "B");
//Individual calls always remain blocked if in allow/whitelist mode
if (is_individual == 0)
{
//Get group mode for calls that are in the allow/whitelist
for (int i = 0; i < state->group_tally; i++)
{
if (state->group_array[i].groupNumber == target)
{
strcpy (mode, state->group_array[i].groupMode);
break;
}
}
//moved to below, we want the TG HOLD to override either group or individual calls
//
//
}
//TG hold on EDACS STD/NET -- block non-matching abstract target (moved here to fix tuning that occurs on I-CALL during TG HOLD)
if (state->tg_hold != 0 && state->tg_hold != target) sprintf (mode, "%s", "B");
if (state->tg_hold != 0 && state->tg_hold == target) sprintf (mode, "%s", "A");
//NOTE: Restructured below so that analog and digital are handled the same, just that when
//its analog, it will now start edacs_analog which will while loop analog samples until
//signal level drops (RMS, or a dotting sequence is detected)
//this is working now with the new import setup
if (((is_individual == 0 && opts->trunk_tune_group_calls == 1) || (is_individual == 1 && opts->trunk_tune_private_calls == 1)) &&
opts->p25_trunk == 1 && (strcmp(mode, "DE") != 0) && (strcmp(mode, "B") != 0) ) //DE is digital encrypted, B is block
{
if (lcn > 0 && lcn < 26 && state->edacs_cc_lcn != 0 && state->trunk_lcn_freq[lcn-1] != 0) //don't tune if zero (not loaded or otherwise)
{
//openwav file and do per call right here
if (opts->dmr_stereo_wav == 1 && (opts->use_rigctl == 1 || opts->audio_in_type == 3))
{
if (is_individual == 0) sprintf (opts->wav_out_file, "./WAV/%s %s EDACS Site %lld TG %04d SRC %05d.wav", getDateE(), timestr, state->edacs_site_id, target, state->lastsrc);
else sprintf (opts->wav_out_file, "./WAV/%s %s EDACS Site %lld TGT %05d SRC %05d I-Call.wav", getDateE(), timestr, state->edacs_site_id, target, state->lastsrc);
if (is_digital == 0) openWavOutFile48k (opts, state); //analog at 48k
else openWavOutFile (opts, state); //digital
}
if (opts->use_rigctl == 1)
{
//only set bandwidth IF we have an original one to fall back to (experimental, but requires user to set the -B 12000 or -B 24000 value manually)
if (opts->setmod_bw != 0)
{
if (is_digital == 0) SetModulation(opts->rigctl_sockfd, 7000); //narrower bandwidth, but has issues with dotting sequence
else SetModulation(opts->rigctl_sockfd, opts->setmod_bw);
}
SetFreq(opts->rigctl_sockfd, state->trunk_lcn_freq[lcn-1]); //minus one because our index starts at zero
state->edacs_tuned_lcn = lcn;
opts->p25_is_tuned = 1;
if (is_digital == 0) edacs_analog(opts, state, target, lcn);
}
if (opts->audio_in_type == 3) //rtl dongle
{
#ifdef USE_RTLSDR
rtl_dev_tune (opts, state->trunk_lcn_freq[lcn-1]);
state->edacs_tuned_lcn = lcn;
opts->p25_is_tuned = 1;
if (is_digital == 0) edacs_analog(opts, state, target, lcn);
#endif
}
}
}
}
//System Assigned ID (6.2.4.8)
else if (mt_b == 0x4)
{
int sgid = (msg_1 & 0x3FF800) >> 11;
int group = (msg_1 & 0x7FF);
fprintf (stderr, "%s", KYEL);
fprintf (stderr, " System Assigned ID :: SGID [%04d] Group [%04d]", sgid, group);
fprintf (stderr, "%s", KNRM);
}
//Individual Call Channel Assignment (6.2.4.9)
//Analog and digital flag reverse engineered from Montreal STM system
else if (mt_b == 0x5)
{
int is_tx_trunk = (msg_1 & 0x200000) >> 21;
int lcn = (msg_1 & 0xF8000) >> 15;
int is_digital = (msg_1 & 0x4000) >> 14;
int target = (msg_1 & 0x3FFF);
int source = (msg_2 & 0x3FFF);
fprintf (stderr, "%s", KCYN);
fprintf (stderr, " Individual Call Channel Assignment ::");
if (is_digital == 0) fprintf (stderr, " Analog");
else fprintf (stderr, " Digital");
fprintf (stderr, " Callee [%05d] Caller [%05d] LCN [%02d]%s", target, source, lcn, get_lcn_status_string(lcn));
if (is_tx_trunk == 0) fprintf (stderr, " [Message Trunking]");
fprintf (stderr, "%s", KNRM);
//LCNs >= 26 are reserved to indicate status (queued, busy, denied, etc)
if (lcn > state->edacs_lcn_count && lcn < 26)
{
state->edacs_lcn_count = lcn;
}
//Call info for state
if (lcn != 0) state->edacs_vc_lcn = lcn;
state->lasttg = target;
state->lastsrc = source;
//Call type for state
state->edacs_vc_call_type = EDACS_IS_VOICE | EDACS_IS_INDIVIDUAL;
if (is_digital == 1) state->edacs_vc_call_type |= EDACS_IS_DIGITAL;
char mode[8]; //allow, block, digital enc
sprintf (mode, "%s", "");
//if we are using allow/whitelist mode, then write 'B' to mode for block
//Individual calls always remain blocked if in allow/whitelist mode
if (opts->trunk_use_allow_list == 1) sprintf (mode, "%s", "B");
//NOTE: Restructured below so that analog and digital are handled the same, just that when
//its analog, it will now start edacs_analog which will while loop analog samples until
//signal level drops (RMS, or a dotting sequence is detected)
//this is working now with the new import setup
if ((opts->trunk_tune_private_calls == 1) && opts->p25_trunk == 1 && (strcmp(mode, "DE") != 0) && (strcmp(mode, "B") != 0) ) //DE is digital encrypted, B is block
{
if (lcn > 0 && lcn < 26 && state->edacs_cc_lcn != 0 && state->trunk_lcn_freq[lcn-1] != 0) //don't tune if zero (not loaded or otherwise)
{
//openwav file and do per call right here
if (opts->dmr_stereo_wav == 1 && (opts->use_rigctl == 1 || opts->audio_in_type == 3))
{
sprintf (opts->wav_out_file, "./WAV/%s %s EDACS Site %lld TGT %05d SRC %05d I-Call.wav", getDateE(), timestr, state->edacs_site_id, target, state->lastsrc);
if (is_digital == 0) openWavOutFile48k (opts, state); //analog at 48k
else openWavOutFile (opts, state); //digital
}
if (opts->use_rigctl == 1)
{
//only set bandwidth IF we have an original one to fall back to (experimental, but requires user to set the -B 12000 or -B 24000 value manually)
if (opts->setmod_bw != 0)
{
if (is_digital == 0) SetModulation(opts->rigctl_sockfd, 7000); //narrower bandwidth, but has issues with dotting sequence
else SetModulation(opts->rigctl_sockfd, opts->setmod_bw);
}
SetFreq(opts->rigctl_sockfd, state->trunk_lcn_freq[lcn-1]); //minus one because our index starts at zero
state->edacs_tuned_lcn = lcn;
opts->p25_is_tuned = 1;
if (is_digital == 0) edacs_analog(opts, state, target, lcn);
}
if (opts->audio_in_type == 3) //rtl dongle
{
#ifdef USE_RTLSDR
rtl_dev_tune (opts, state->trunk_lcn_freq[lcn-1]);
state->edacs_tuned_lcn = lcn;
opts->p25_is_tuned = 1;
if (is_digital == 0) edacs_analog(opts, state, target, lcn);
#endif
}
}
}
}
//Console Unkey / Drop (6.2.4.10)
else if (mt_b == 0x6)
{
int is_drop = (msg_1 & 0x80000) >> 19;
int lcn = (msg_1 & 0x7C000) >> 14;
int lid = (msg_1 & 0x3FFF);
fprintf (stderr, "%s", KYEL);
fprintf (stderr, " Console ");
if (is_drop == 0) fprintf (stderr, " Unkey");
else fprintf (stderr, " Drop");
fprintf (stderr, " :: LID [%05d] LCN [%02d]%s", lid, lcn, get_lcn_status_string(lcn));
fprintf (stderr, "%s", KNRM);
}
//Use MT-D
else if (mt_b == 0x7)
{
//Cancel Dynamic Regroup (6.2.4.11)
if (mt_d == 0x00)
{
int knob = (msg_1 & 0x1C000) >> 14;
int lid = (msg_1 & 0x3FFF);
fprintf (stderr, "%s", KYEL);
fprintf (stderr, " Cancel Dynamic Regroup :: LID [%05d] Knob position [%1d]", lid, knob + 1);
fprintf (stderr, "%s", KNRM);
}
//Adjacent Site Control Channel (6.2.4.12)
else if (mt_d == 0x01)
{
int adj_cc_lcn = (msg_1 & 0x1F000) >> 12;
int adj_site_index = (msg_1 & 0xE00) >> 9;
int adj_site_id = (msg_1 & 0x1F0) >> 4;
fprintf (stderr, "%s", KYEL);
fprintf (stderr, " Adjacent Site Control Channel :: Site ID [%02X][%03d] Index [%1d] LCN [%02d]%s", adj_site_id, adj_site_id, adj_site_index, adj_cc_lcn, get_lcn_status_string(adj_cc_lcn));
if (adj_site_id == 0 && adj_site_index == 0) fprintf (stderr, " [Adjacency Table Reset]");
else if (adj_site_id != 0 && adj_site_index == 0) fprintf (stderr, " [Priority System Definition]");
else if (adj_site_id == 0 && adj_site_index != 0) fprintf (stderr, " [Adjacencies Table Length Definition]");
else fprintf (stderr, " [Adjacent System Definition]");
fprintf (stderr, "%s", KNRM);
}
//Extended Site Options (6.2.4.13)
else if (mt_d == 0x02)
{
int msg_num = (msg_1 & 0xE000) >> 13;
int data = (msg_1 & 0x1FFF);
fprintf (stderr, "%s", KYEL);
fprintf (stderr, " Extended Site Options :: Message Num [%1d] Data [%04X]", msg_num, data);
fprintf (stderr, "%s", KNRM);
}
//System Dynamic Regroup Plan Bitmap (6.2.4.14)
else if (mt_d == 0x04)
{
int bank = (msg_1 & 0x10000) >> 16;
int resident = (msg_1 & 0xFF00) >> 8;
int active = (msg_1 & 0xFF);
fprintf (stderr, "%s", KYEL);
fprintf (stderr, " System Dynamic Regroup Plan Bitmap :: Plan Bank [%1d] Resident [", bank);
int plan = bank * 8;
int first = 1;
while (resident != 0) {
if (resident & 0x1 == 1) {
if (first == 1)
{
first = 0;
fprintf (stderr, "%d", plan);
}
else
{
fprintf (stderr, ", %d", plan);
}
}
resident >>= 1;
plan++;
}
fprintf (stderr, "] Active [");
plan = bank * 8;
first = 1;
while (active != 0) {
if (active & 0x1 == 1) {
if (first == 1)
{
first = 0;
fprintf (stderr, "%d", plan);
}
else
{
fprintf (stderr, ", %d", plan);
}
}
active >>= 1;
plan++;
}
fprintf (stderr, "]");
fprintf (stderr, "%s", KNRM);
}
//Assignment to Auxiliary Control Channel (6.2.4.15)
else if (mt_d == 0x05)
{
int aux_cc_lcn = (msg_1 & 0x1F000) >> 12;
int group = (msg_1 & 0x7FF);
fprintf (stderr, "%s", KYEL);
fprintf (stderr, " Assignment to Auxiliary CC :: Group [%04d] Aux CC LCN [%02d]%s", group, aux_cc_lcn, get_lcn_status_string(aux_cc_lcn));
fprintf (stderr, "%s", KNRM);
}
//Initiate Test Call Command (6.2.4.16)
else if (mt_d == 0x06)
{
int cc_lcn = (msg_1 & 0x1F000) >> 12;
int wc_lcn = (msg_1 & 0xF80) >> 7;
fprintf (stderr, "%s", KYEL);
fprintf (stderr, " Initiate Test Call Command :: CC LCN [%02d] WC LCN [%02d]", cc_lcn, wc_lcn);
fprintf (stderr, "%s", KNRM);
}
//Unit Enable / Disable (6.2.4.17)
else if (mt_d == 0x07)
{
int qualifier = (msg_1 & 0xC000) >> 14;
int target = (msg_1 & 0x3FFF);
fprintf (stderr, "%s", KBLU);
fprintf (stderr, " Unit Enable/Disable ::");
if (qualifier == 0x0) fprintf (stderr, " [Temporary Disable]");
else if (qualifier == 0x1) fprintf (stderr, " [Corrupt Personality]");
else if (qualifier == 0x2) fprintf (stderr, " [Revoke Logical ID]");
else fprintf (stderr, " [Re-enable Unit]");
fprintf (stderr, " LID [%05d]", target);
fprintf (stderr, "%s", KNRM);
}
//Site ID (6.2.4.18)
else if (mt_d == 0x08 || mt_d == 0x09 || mt_d == 0x0A || mt_d == 0x0B)
{
int cc_lcn = (msg_1 & 0x1F000) >> 12;
int priority = (msg_1 & 0xE00) >> 9;
int is_scat = (msg_1 & 0x80) >> 7;
int is_failsoft = (msg_1 & 0x40) >> 6;
int is_auxiliary = (msg_1 & 0x20) >> 5;
int site_id = (msg_1 & 0x1F);
fprintf (stderr, "%s", KYEL);
fprintf (stderr, " Standard/Networked :: Site ID [%02X][%03d] Priority [%1d] CC LCN [%02d]%s", site_id, site_id, priority, cc_lcn, get_lcn_status_string(cc_lcn));
if (is_failsoft == 1)
{
fprintf (stderr, "%s", KRED);
fprintf (stderr, " [FAILSOFT]");
fprintf (stderr, "%s", KYEL);
}
if (is_scat == 1) fprintf (stderr, " [SCAT]");
if (is_auxiliary == 1) fprintf (stderr, " [Auxiliary]");
fprintf (stderr, "%s", KNRM);
//Store our site ID
state->edacs_site_id = site_id;
//LCNs >= 26 are reserved to indicate status (queued, busy, denied, etc)
if (state->edacs_cc_lcn > state->edacs_lcn_count && cc_lcn < 26)
{
state->edacs_lcn_count = state->edacs_cc_lcn;
}
//If this is only an auxiliary CC, keep searching for the primary CC
if (is_auxiliary == 0)
{
//Store our CC LCN
state->edacs_cc_lcn = cc_lcn;
//Check for control channel LCN frequency if not provided in channel map or in the LCN list
if (state->trunk_lcn_freq[state->edacs_cc_lcn - 1] == 0)
{
//If using rigctl, we can ask for the currrent frequency
if (opts->use_rigctl == 1)
{
long int lcnfreq = GetCurrentFreq (opts->rigctl_sockfd);
if (lcnfreq != 0) state->trunk_lcn_freq[state->edacs_cc_lcn - 1] = lcnfreq;
}
//If using rtl input, we can ask for the current frequency tuned
if (opts->audio_in_type == 3)
{
long int lcnfreq = (long int)opts->rtlsdr_center_freq;
if (lcnfreq != 0) state->trunk_lcn_freq[state->edacs_cc_lcn - 1] = lcnfreq;
}
}
//Set trunking CC here so we know where to come back to
if (opts->p25_trunk == 1 && state->trunk_lcn_freq[state->edacs_cc_lcn - 1] != 0)
{
//Index starts at zero, LCNs locally here start at 1
state->p25_cc_freq = state->trunk_lcn_freq[state->edacs_cc_lcn - 1];
}
}
}
//System All-Call (6.2.4.19)
//Analog and digital flag extrapolated from reverse engineering of other messages
else if (mt_d == 0x0F)
{
int lcn = (msg_1 & 0x1F000) >> 12;
int is_digital = (msg_1 & 0x800) >> 11;
int is_update = (msg_1 & 0x400) >> 10;
int is_tx_trunk = (msg_1 & 0x200) >> 9;
int lid = (msg_1 & 0x7F) | ((msg_2 & 0xFE) << 6);
fprintf (stderr, "%s", KMAG);
fprintf (stderr, " System All-Call Channel");
if (is_update == 0) fprintf (stderr, " Assignment");
else fprintf (stderr, " Update");
fprintf (stderr, " ::");
if (is_digital == 0) fprintf (stderr, " Analog");
else fprintf (stderr, " Digital");
fprintf (stderr, " LID [%05d] LCN [%02d]%s", lid, lcn, get_lcn_status_string(lcn));
if (is_tx_trunk == 0) fprintf (stderr, " [Message Trunking]");
fprintf (stderr, "%s", KNRM);
//LCNs >= 26 are reserved to indicate status (queued, busy, denied, etc)
if (lcn > state->edacs_lcn_count && lcn < 26)
{
state->edacs_lcn_count = lcn;
}
//Call info for state
if (lcn != 0) state->edacs_vc_lcn = lcn;
state->lasttg = 0;
state->lastsrc = lid;
//Call type for state
state->edacs_vc_call_type = EDACS_IS_VOICE | EDACS_IS_ALL_CALL;
if (is_digital == 1) state->edacs_vc_call_type |= EDACS_IS_DIGITAL;
char mode[8]; //allow, block, digital enc
sprintf (mode, "%s", "");
//if we are using allow/whitelist mode, then write 'A' to mode for allow - always allow all-calls by default
if (opts->trunk_use_allow_list == 1) sprintf (mode, "%s", "A");
//NOTE: Restructured below so that analog and digital are handled the same, just that when
//its analog, it will now start edacs_analog which will while loop analog samples until
//signal level drops (RMS, or a dotting sequence is detected)
//this is working now with the new import setup
if ((opts->trunk_tune_group_calls == 1) && opts->p25_trunk == 1 && (strcmp(mode, "DE") != 0) && (strcmp(mode, "B") != 0) ) //DE is digital encrypted, B is block
{
if (lcn > 0 && lcn < 26 && state->edacs_cc_lcn != 0 && state->trunk_lcn_freq[lcn-1] != 0) //don't tune if zero (not loaded or otherwise)
{
//openwav file and do per call right here
if (opts->dmr_stereo_wav == 1 && (opts->use_rigctl == 1 || opts->audio_in_type == 3))
{
sprintf (opts->wav_out_file, "./WAV/%s %s EDACS Site %lld SRC %05d All-Call.wav", getDateE(), timestr, state->edacs_site_id, state->lastsrc);
if (is_digital == 0) openWavOutFile48k (opts, state); //analog at 48k
else openWavOutFile (opts, state); //digital
}
if (opts->use_rigctl == 1)
{
//only set bandwidth IF we have an original one to fall back to (experimental, but requires user to set the -B 12000 or -B 24000 value manually)
if (opts->setmod_bw != 0)
{
if (is_digital == 0) SetModulation(opts->rigctl_sockfd, 7000); //narrower bandwidth, but has issues with dotting sequence
else SetModulation(opts->rigctl_sockfd, opts->setmod_bw);
}
SetFreq(opts->rigctl_sockfd, state->trunk_lcn_freq[lcn-1]); //minus one because our index starts at zero
state->edacs_tuned_lcn = lcn;
opts->p25_is_tuned = 1;
if (is_digital == 0) edacs_analog(opts, state, 0, lcn);
}
if (opts->audio_in_type == 3) //rtl dongle
{
#ifdef USE_RTLSDR
rtl_dev_tune (opts, state->trunk_lcn_freq[lcn-1]);
state->edacs_tuned_lcn = lcn;
opts->p25_is_tuned = 1;
if (is_digital == 0) edacs_analog(opts, state, 0, lcn);
#endif
}
}
}
}
//Dynamic Regrouping (6.2.4.20)
else if (mt_d == 0x10)
{
int fleet_bits = (msg_1 & 0x1C000) >> 14;
int lid = (msg_1 & 0x3FFF);
int plan = (msg_2 & 0x1E0000) >> 17;
int type = (msg_2 & 0x18000) >> 15;
int knob = (msg_2 & 0x7000) >> 12;
int group = (msg_2 & 0x7FF);
fprintf (stderr, "%s", KYEL);
fprintf (stderr, " Dynamic Regrouping :: Plan [%02d] Knob position [%1d] LID [%05d] Group [%04d] Fleet bits [%1d]", plan, knob + 1, lid, group, fleet_bits);
if (type == 0) fprintf (stderr, " [Forced select, no deselect]");
else if (type == 1) fprintf (stderr, " [Forced select, optional deselect]");
else if (type == 2) fprintf (stderr, " [Reserved]");
else fprintf (stderr, " [Optional select]");
fprintf (stderr, "%s", KNRM);
}
//Reserved command (MT-D)
else
{
fprintf (stderr, "%s", KWHT);
fprintf (stderr, " Reserved Command (MT-D)");
fprintf (stderr, "%s", KNRM);
// Only print the payload if we haven't already printed it
if (opts->payload != 1)
{
fprintf (stderr, " ::");
fprintf (stderr, " MSG_1 [%07llX]", msg_1);
fprintf (stderr, " MSG_2 [%07llX]", msg_2);
}
}
}
//Reserved command (MT-B)
else
{
fprintf (stderr, "%s", KWHT);
fprintf (stderr, " Reserved Command (MT-B)");
fprintf (stderr, "%s", KNRM);
// Only print the payload if we haven't already printed it
if (opts->payload != 1)
{
fprintf (stderr, " ::");
fprintf (stderr, " MSG_1 [%07llX]", msg_1);
fprintf (stderr, " MSG_2 [%07llX]", msg_2);
}
}
}
//Reserved command (MT-A)
else
{
fprintf (stderr, "%s", KWHT);
fprintf (stderr, " Reserved Command (MT-A)");
fprintf (stderr, "%s", KNRM);
// Only print the payload if we haven't already printed it
if (opts->payload != 1)
{
fprintf (stderr, " ::");
fprintf (stderr, " MSG_1 [%07llX]", msg_1);
fprintf (stderr, " MSG_2 [%07llX]", msg_2);
}
}
} //end Standard or Networked
//let users know they need to select an operational mode with the switches below
else
{
fprintf (stderr, " Detected: Use -fh, -fH, -fe, or -fE for std, esk, ea, or ea-esk;");
fprintf (stderr, "\n");
fprintf (stderr, " MSG_1 [%07llX]", msg_1);
fprintf (stderr, " MSG_2 [%07llX]", msg_2);
}
}
free (timestr); //free allocated memory to prevent memory leak
fprintf (stderr, "\n");
}
void eot_cc(dsd_opts * opts, dsd_state * state)
{
fprintf (stderr, "EOT; \n");
//set here so that when returning to the CC, it doesn't go into an immediate hunt if not immediately acquired
state->last_cc_sync_time = time(NULL);
state->last_vc_sync_time = time(NULL);
//jump back to CC here
if (opts->p25_trunk == 1 && state->p25_cc_freq != 0 && opts->p25_is_tuned == 1)
{
//rigctl
if (opts->use_rigctl == 1)
{
state->lasttg = 0;
state->lastsrc = 0;
state->payload_algid = 0;
state->payload_keyid = 0;
state->payload_miP = 0;
//reset some strings
sprintf (state->call_string[0], "%s", " "); //21 spaces
sprintf (state->call_string[1], "%s", " "); //21 spaces
sprintf (state->active_channel[0], "%s", "");
sprintf (state->active_channel[1], "%s", "");
opts->p25_is_tuned = 0;
state->p25_vc_freq[0] = state->p25_vc_freq[1] = 0;
if (opts->setmod_bw != 0 ) SetModulation(opts->rigctl_sockfd, opts->setmod_bw);
SetFreq(opts->rigctl_sockfd, state->p25_cc_freq);
}
//rtl
else if (opts->audio_in_type == 3)
{
#ifdef USE_RTLSDR
state->lasttg = 0;
state->lastsrc = 0;
state->payload_algid = 0;
state->payload_keyid = 0;
state->payload_miP = 0;
//reset some strings
sprintf (state->call_string[0], "%s", " "); //21 spaces
sprintf (state->call_string[1], "%s", " "); //21 spaces
sprintf (state->active_channel[0], "%s", "");
sprintf (state->active_channel[1], "%s", "");
opts->p25_is_tuned = 0;
state->p25_vc_freq[0] = state->p25_vc_freq[1] = 0;
rtl_dev_tune (opts, state->p25_cc_freq);
#endif
}
}
}