remove src/lib from this repository, prepare for submodule

The contents of src/lib will be replaced with a submodule
in a following commmit

src/lib/libaaimage/Makefile.am

@@ -1,7 +0,0 @@
-AM_CPPFLAGS = -Wall -Wextra -g $(all_includes)
-
-noinst_LIBRARIES = libaaimage.a
-
-libaaimage_a_SOURCES = \
-	aaimage.c
-

src/lib/libaaimage/aaimage.c

@@ -1,74 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include "aaimage.h"
-
-extern const char *aaimage[];
-
-void print_aaimage(void)
-{
-	int i, j;
-
-	for (i = 0; aaimage[i]; i++) {
-		for (j = 0; j < (int)strlen(aaimage[i]); j++) {
-			if (aaimage[i][j] == '@') {
-				j++;
-				switch(aaimage[i][j]) {
-				case 'k': /* black */
-					printf("\033[0;30m");
-					break;
-				case 'r': /* red */
-					printf("\033[0;31m");
-					break;
-				case 'g': /* green */
-					printf("\033[0;32m");
-					break;
-				case 'y': /* yellow */
-					printf("\033[0;33m");
-					break;
-				case 'b': /* blue */
-					printf("\033[0;34m");
-					break;
-				case 'm': /* magenta */
-					printf("\033[0;35m");
-					break;
-				case 'c': /* cyan */
-					printf("\033[0;36m");
-					break;
-				case 'w': /* white */
-					printf("\033[0;37m");
-					break;
-				case 'K': /* bright black */
-					printf("This will not work on some terminals, please use 'w'\n");
-					abort();
-				case 'R': /* bright red */
-					printf("\033[1;31m");
-					break;
-				case 'G': /* bright green */
-					printf("\033[1;32m");
-					break;
-				case 'Y': /* bright yellow */
-					printf("\033[1;33m");
-					break;
-				case 'B': /* bright blue */
-					printf("\033[1;34m");
-					break;
-				case 'M': /* bright magenta */
-					printf("\033[1;35m");
-					break;
-				case 'C': /* bright cyan */
-					printf("\033[1;36m");
-					break;
-				case 'W': /* bright white */
-					printf("\033[1;37m");
-					break;
-				}
-			} else
-				printf("%c", aaimage[i][j]);
-		}
-		printf("\n");
-	}
-	printf("\033[0;39m");
-}
-

src/lib/libaaimage/aaimage.h

@@ -1,3 +0,0 @@
-
-void print_aaimage(void);
-

src/lib/libam/Makefile.am

@@ -1,6 +0,0 @@
-AM_CPPFLAGS = -Wall -Wextra -g $(all_includes)
-
-noinst_LIBRARIES = libam.a
-
-libam_a_SOURCES = \
-	am.c

src/lib/libam/am.c

@@ -1,204 +0,0 @@
-/* AM modulation and de-modulation
- *
- * (C) 2018 by Andreas Eversberg <jolly@eversberg.eu>
- * All Rights Reserved
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <stdio.h>
-#include <stdint.h>
-#include <stdlib.h>
-#include <string.h>
-#include <errno.h>
-#include <math.h>
-#include "../libsample/sample.h"
-#include "am.h"
-
-static int has_init = 0;
-static int fast_math = 0;
-static float *sin_tab = NULL, *cos_tab = NULL;
-
-/* global init */
-int am_init(int _fast_math)
-{
-	fast_math = _fast_math;
-
-	if (fast_math) {
-		int i;
-
-		sin_tab = calloc(65536+16384, sizeof(*sin_tab));
-		if (!sin_tab) {
-			fprintf(stderr, "No mem!\n");
-			return -ENOMEM;
-		}
-		cos_tab = sin_tab + 16384;
-
-		/* generate sine and cosine */
-		for (i = 0; i < 65536+16384; i++)
-			sin_tab[i] = sin(2.0 * M_PI * (double)i / 65536.0);
-	}
-
-	has_init = 1;
-
-	return 0;
-}
-
-/* global exit */
-void am_exit(void)
-{
-	if (sin_tab) {
-		free(sin_tab);
-		sin_tab = cos_tab = NULL;
-	}
-
-	has_init = 0;
-}
-
-#define CARRIER_FILTER 30.0
-
-/* Amplitude modulation in SDR:
- * Just use the base band (audio signal) as real value, and 0.0 as imaginary
- * value. The you have two side bands. Be sure to have a DC level, so you
- * have a carrier.
- */
-
-int am_mod_init(am_mod_t *mod, double samplerate, double offset, double gain, double bias)
-{
-	memset(mod, 0, sizeof(*mod));
-	mod->gain = gain;
-	mod->bias = bias;
-	if (fast_math)
-		mod->rot = 65536.0 * offset / samplerate;
-	else
-		mod->rot = 2.0 * M_PI * offset / samplerate;
-
-	return 0;
-}
-
-void am_mod_exit(am_mod_t __attribute__((unused)) *mod)
-{
-}
-
-void am_modulate_complex(am_mod_t *mod, sample_t *amplitude, uint8_t *power, int num, float *baseband)
-{
-	int s;
-	double vector;
-	double rot = mod->rot;
-	double phase = mod->phase;
-	double gain = mod->gain;
-	double bias = mod->bias;
-
-	for (s = 0; s < num; s++) {
-		if (*power++)
-			vector = *amplitude++ * gain + bias;
-		else
-			vector = 0.0;
-		if (fast_math) {
-			*baseband++ += cos_tab[(uint16_t)phase] * vector;
-			*baseband++ += sin_tab[(uint16_t)phase] * vector;
-			phase += rot;
-			if (phase < 0.0)
-				phase += 65536.0;
-			else if (phase >= 65536.0)
-				phase -= 65536.0;
-		} else {
-			*baseband++ += cos(phase) * vector;
-			*baseband++ += sin(phase) * vector;
-			phase += rot;
-			if (phase < 0.0)
-				phase += 2.0 * M_PI;
-			else if (phase >= 2.0 * M_PI)
-				phase -= 2.0 * M_PI;
-		}
-	}
-
-	mod->phase = phase;
-}
-
-/* init AM demodulator */
-int am_demod_init(am_demod_t *demod, double samplerate, double offset, double bandwidth, double gain)
-{
-	memset(demod, 0, sizeof(*demod));
-	demod->gain = gain;
-	if (fast_math)
-		demod->rot = 65536.0 * -offset / samplerate;
-	else
-		demod->rot = 2 * M_PI * -offset / samplerate;
-
-	/* use fourth order (2 iter) filter, since it is as fast as second order (1 iter) filter */
-	iir_lowpass_init(&demod->lp[0], bandwidth, samplerate, 2);
-	iir_lowpass_init(&demod->lp[1], bandwidth, samplerate, 2);
-
-	/* filter carrier */
-	iir_lowpass_init(&demod->lp[2], CARRIER_FILTER, samplerate, 1);
-
-	return 0;
-}
-
-void am_demod_exit(am_demod_t __attribute__((unused)) *demod)
-{
-}
-
-/* do amplitude demodulation of baseband and write them to samples */
-void am_demodulate_complex(am_demod_t *demod, sample_t *amplitude, int length, float *baseband, sample_t *I, sample_t *Q, sample_t *carrier)
-{
-	int s, ss;
-	double rot = demod->rot;
-	double phase = demod->phase;
-	double gain = demod->gain;
-	double i, q;
-	double _sin, _cos;
-
-	/* rotate spectrum */
-	for (s = 0, ss = 0; s < length; s++) {
-		i = baseband[ss++];
-		q = baseband[ss++];
-		phase += rot;
-		if (fast_math) {
-			if (phase < 0.0)
-				phase += 65536.0;
-			else if (phase >= 65536.0)
-				phase -= 65536.0;
-			_sin = sin_tab[(uint16_t)phase];
-			_cos = cos_tab[(uint16_t)phase];
-		} else {
-			if (phase < 0.0)
-				phase += 2.0 * M_PI;
-			else if (phase >= 2.0 * M_PI)
-				phase -= 2.0 * M_PI;
-			_sin = sin(phase);
-			_cos = cos(phase);
-		}
-		I[s] = i * _cos - q * _sin;
-		Q[s] = i * _sin + q * _cos;
-	}
-	demod->phase = phase;
-
-	/* filter bandwidth */
-	iir_process(&demod->lp[0], I, length);
-	iir_process(&demod->lp[1], Q, length);
-
-	/* demod */
-	for (s = 0; s < length; s++)
-		amplitude[s] = carrier[s] = sqrt(I[s] * I[s] + Q[s] * Q[s]);
-
-	/* filter carrier */
-	iir_process(&demod->lp[2], carrier, length);
-
-	/* normalize */
-	for (s = 0; s < length; s++)
-		amplitude[s] = (amplitude[s] - carrier[s]) / carrier[s] * gain;
-}
-

src/lib/libam/am.h

@@ -1,28 +0,0 @@
-#include "../libfilter/iir_filter.h"
-
-int am_init(int fast_math);
-void am_exit(void);
-
-typedef struct am_mod {
-	double	rot;		/* angle to rotate vector per sample */
-	double	phase;		/* current phase */
-	double	gain;		/* gain to be multiplied to amplitude */
-	double	bias;		/* DC offset to add (carrier amplitude) */
-} am_mod_t;
-
-int am_mod_init(am_mod_t *mod, double samplerate, double offset, double gain, double bias);
-void am_mod_exit(am_mod_t *mod);
-void am_modulate_complex(am_mod_t *mod, sample_t *amplitude, uint8_t *power, int num, float *baseband);
-
-typedef struct am_demod {
-	double	rot;		/* angle to rotate vector per sample */
-	double	phase;		/* current rotation phase (used to shift) */
-	iir_filter_t lp[3];	/* filters received IQ signal/carrier */
-	double	gain;		/* gain to be expected from amplitude */
-	double	bias;		/* DC offset to be expected (carrier amplitude) */
-} am_demod_t;
-
-int am_demod_init(am_demod_t *demod, double samplerate, double offset, double gain, double bias);
-void am_demod_exit(am_demod_t *demod);
-void am_demodulate_complex(am_demod_t *demod, sample_t *amplitude, int length, float *baseband, sample_t *I, sample_t *Q, sample_t *carrier);
-

src/lib/libclipper/Makefile.am

@@ -1,6 +0,0 @@
-AM_CPPFLAGS = -Wall -Wextra -g $(all_includes)
-
-noinst_LIBRARIES = libclipper.a
-
-libclipper_a_SOURCES = \
-	clipper.c

src/lib/libclipper/clipper.c

@@ -1,81 +0,0 @@
-/* Clipper implementation, based on code by Jonathan Olds
- *
- * (C) 2017 by Andreas Eversberg <jolly@eversberg.eu>
- * All Rights Reserved
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <stdio.h>
-#include <math.h>
-#include <stdint.h>
-#include <stdlib.h>
-#include "../libsample/sample.h"
-#include "clipper.h"
-
-static double clipper_lut[6000];
-
-static double clipper_point = NAN;
-
-void clipper_init(double point)
-{
-	double a;
-	int i;
-
-	if (point > 0.99)
-		point = 0.99;
-	if (point < 0.01)
-		point = 0.01;
-	clipper_point = point;
-
-	a = M_PI / (2.0 * (1.0 - clipper_point));
-
-	for (i = 0; i < 6000; i++)
-		clipper_lut[i] = clipper_point + atan(a * i / 1000.0) / a;
-}
-
-void clipper_process(sample_t *samples, int length)
-{
-	int i;
-	double val, inv, shiftmultval;
-	int n, q;
-
-	if (isnan(clipper_point)) {
-		fprintf(stderr, "Clipper not initialized, aborting!\n");
-		abort();
-	}
-
-	for (i = 0; i < length; i++) {
-		val = samples[i];
-		if (val < 0) {
-			inv = -1.0;
-			val = -val;
-		} else
-			inv = 1.0;
-		shiftmultval = (val - clipper_point) * 1000.0;
-		/* no clipping up to clipping point */
-		if (shiftmultval <= 0.0)
-			continue;
-		n = (int)shiftmultval;
-		q = n + 1;
-		if (q >= 6000) {
-			samples[i] = inv;
-			continue;
-		}
-		/* get clipped value from lut, interpolate between table entries */
-		val = clipper_lut[n] + (shiftmultval - (double)n) * (clipper_lut[q] - clipper_lut[n]);
-		samples[i] = val * inv;
-	}
-}
-

src/lib/libclipper/clipper.h

@@ -1,4 +0,0 @@
-
-void clipper_init(double point);
-void clipper_process(sample_t *samples, int length);
-

src/lib/libcompandor/Makefile.am

@@ -1,6 +0,0 @@
-AM_CPPFLAGS = -Wall -Wextra -g $(all_includes)
-
-noinst_LIBRARIES = libcompandor.a
-
-libcompandor_a_SOURCES = \
-	compandor.c

src/lib/libcompandor/compandor.c

@@ -1,141 +0,0 @@
-/* Compandor to use various networks like C-Netz / NMT / AMPS / TACS
- *
- * (C) 2016 by Andreas Eversberg <jolly@eversberg.eu>
- * All Rights Reserved
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <stdio.h>
-#include <stdint.h>
-#include <string.h>
-#include <math.h>
-#include "../libsample/sample.h"
-#include "compandor.h"
-
-//#define db2level(db)			pow(10, (double)db / 20.0)
-
-/* factor is the gain (raise and fall) after given attack/recovery time */
-#define COMPRESS_ATTACK_FACTOR		1.83		/* about 1.5 after 12 dB step up */
-#define COMPRESS_RECOVERY_FACTOR	0.44		/* about 0.75 after 12 dB step down */
-#define EXPAND_ATTACK_FACTOR		1.145		/* about 0.57 after 6 dB step up */
-#define EXPAND_RECOVERY_FACTOR		0.753		/* about 1.51 after 6 dB step down */
-
-/* Minimum level value to keep state (-60 dB) */
-#define ENVELOPE_MIN	0.001
-
-/* Maximum level, to prevent sqrt_tab to overflow */
-#define ENVELOPE_MAX	9.990
-
-static double sqrt_tab[10000];
-
-/*
- * Init compandor according to ITU-T G.162 specification
- *
- * Hopefully this is correct
- *
- */
-void init_compandor(compandor_t *state, double samplerate, double attack_ms, double recovery_ms)
-{
-	int i;
-
-	memset(state, 0, sizeof(*state));
-
-	state->c.peak = 1.0;
-	state->c.envelope = 1.0;
-	state->e.peak = 1.0;
-	state->e.envelope = 1.0;
-	state->c.step_up = pow(COMPRESS_ATTACK_FACTOR, 1000.0 / attack_ms / samplerate);
-	state->c.step_down = pow(COMPRESS_RECOVERY_FACTOR, 1000.0 / recovery_ms / samplerate);
-	state->e.step_up = pow(EXPAND_ATTACK_FACTOR, 1000.0 / attack_ms / samplerate);
-	state->e.step_down = pow(EXPAND_RECOVERY_FACTOR, 1000.0 / recovery_ms / samplerate);
-
-	// FIXME: make global, not at instance
-	for (i = 0; i < 10000; i++)
-		sqrt_tab[i] = sqrt(i * 0.001);
-}
-
-void compress_audio(compandor_t *state, sample_t *samples, int num)
-{
-	double value, peak, envelope, step_up, step_down;
-	int i;
-
-	step_up = state->c.step_up;
-	step_down = state->c.step_down;
-	peak = state->c.peak;
-	envelope = state->c.envelope;
-
-//	printf("envelope=%.4f\n", envelope);
-	for (i = 0; i < num; i++) {
-		value = *samples;
-
-		/* 'peak' is the level that raises directly with the signal
-		 * level, but falls with specified recovery rate. */
-		if (fabs(value) > peak)
-			peak = fabs(value);
-		else
-			peak *= step_down;
-		/* 'evelope' is the level that raises with the specified attack
-		 * rate to 'peak', but falls with specified recovery rate. */
-		if (peak > envelope)
-			envelope *= step_up;
-		else
-			envelope = peak;
-		if (envelope < ENVELOPE_MIN)
-			envelope = ENVELOPE_MIN;
-		if (envelope > ENVELOPE_MAX)
-			envelope = ENVELOPE_MAX;
-
-		*samples++ = value / sqrt_tab[(int)(envelope / 0.001)];
-//if (i > 47000.0 && i < 48144)
-//printf("time=%.4f envelope=%.4fdb, value=%.4f\n", (double)i/48000.0, 20*log10(envelope), value);
-	}
-//exit(0);
-
-	state->c.envelope = envelope;
-	state->c.peak = peak;
-}
-
-void expand_audio(compandor_t *state, sample_t *samples, int num)
-{
-	double value, peak, envelope, step_up, step_down;
-	int i;
-
-	step_up = state->e.step_up;
-	step_down = state->e.step_down;
-	peak = state->e.peak;
-	envelope = state->e.envelope;
-
-	for (i = 0; i < num; i++) {
-		value = *samples;
-
-		/* for comments: see compress_audio() */
-		if (fabs(value) > peak)
-			peak = fabs(value);
-		else
-			peak *= step_down;
-		if (peak > envelope)
-			envelope *= step_up;
-		else
-			envelope = peak;
-		if (envelope < ENVELOPE_MIN)
-			envelope = ENVELOPE_MIN;
-
-		*samples++ = value * envelope;
-	}
-
-	state->e.envelope = envelope;
-	state->e.peak = peak;
-}
-

src/lib/libcompandor/compandor.h

@@ -1,20 +0,0 @@
-
-typedef struct compandor {
-	struct {
-		double	step_up;
-		double	step_down;
-		double	peak;
-		double	envelope;
-	} c;
-	struct {
-		double	step_up;
-		double	step_down;
-		double	peak;
-		double	envelope;
-	} e;
-} compandor_t;
-
-void init_compandor(compandor_t *state, double samplerate, double attack_ms, double recovery_ms);
-void compress_audio(compandor_t *state, sample_t *samples, int num);
-void expand_audio(compandor_t *state, sample_t *samples, int num);
-

src/lib/libdebug/Makefile.am

@@ -1,7 +0,0 @@
-AM_CPPFLAGS = -Wall -Wextra -g $(all_includes)
-
-noinst_LIBRARIES = libdebug.a
-
-libdebug_a_SOURCES = \
-	debug.c
-

src/lib/libdebug/debug.c

@@ -1,325 +0,0 @@
-/* Simple debug functions for level and category filtering
- *
- * (C) 2016 by Andreas Eversberg <jolly@eversberg.eu>
- * All Rights Reserved
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <stdarg.h>
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <stdint.h>
-#include <errno.h>
-#include <math.h>
-#include <time.h>
-#include <pthread.h>
-#include <sys/ioctl.h>
-#include <sys/time.h>
-#include "debug.h"
-
-const char *debug_level[] = {
-	"debug  ",
-	"info   ",
-	"notice ",
-	"error  ",
-	NULL,
-};
-
-struct debug_cat {
-	const char *name;
-	const char *color;
-} debug_cat[] = {
-	{ "options", "\033[0;33m" },
-	{ "sender", "\033[1;33m" },
-	{ "sound", "\033[0;35m" },
-	{ "dsp", "\033[0;31m" },
-	{ "anetz", "\033[1;34m" },
-	{ "bnetz", "\033[1;34m" },
-	{ "cnetz", "\033[1;34m" },
-	{ "nmt", "\033[1;34m" },
-	{ "amps", "\033[1;34m" },
-	{ "r2000", "\033[1;34m" },
-	{ "imts", "\033[1;34m" },
-	{ "mpt1327", "\033[1;34m" },
-	{ "jollycom", "\033[1;34m" },
-	{ "eurosignal", "\033[1;34m" },
-	{ "pocsag", "\033[1;34m" },
-	{ "5-ton-folge", "\033[1;34m" },
-	{ "frame", "\033[0;36m" },
-	{ "call", "\033[0;37m" },
-	{ "cc", "\033[1;32m" },
-	{ "database", "\033[0;33m" },
-	{ "transaction", "\033[0;32m" },
-	{ "dms", "\033[0;33m" },
-	{ "sms", "\033[1;37m" },
-	{ "sdr", "\033[1;31m" },
-	{ "uhd", "\033[1;35m" },
-	{ "soapy", "\033[1;35m" },
-	{ "wave", "\033[1;33m" },
-	{ "radio", "\033[1;34m" },
-	{ "am791x", "\033[0;31m" },
-	{ "uart", "\033[0;32m" },
-	{ "device", "\033[0;33m" },
-	{ "datenklo", "\033[1;34m" },
-	{ "zeit", "\033[1;34m" },
-	{ "sim layer 1", "\033[0;31m" },
-	{ "sim layer 2", "\033[0;33m" },
-	{ "sim ICL layer", "\033[0;36m" },
-	{ "sim layer 7", "\033[0;37m" },
-	{ "mtp layer 2", "\033[1;33m" },
-	{ "mtp layer 3", "\033[1;36m" },
-	{ "MuP", "\033[1;37m" },
-	{ "router", "\033[1;35m" },
-	{ "stderr", "\033[1;37m" },
-	{ "ss5", "\033[1;34m" },
-	{ "isdn", "\033[1;35m" },
-	{ "misdn", "\033[0;34m" },
-	{ "dss1", "\033[1;34m" },
-	{ "sip", "\033[1;35m" },
-	{ "telephone", "\033[1;34m" },
-	{ NULL, NULL }
-};
-
-int debuglevel = DEBUG_INFO;
-int debug_date = 0;
-uint64_t debug_mask = ~0;
-extern int num_kanal;
-
-void (*clear_console_text)(void) = NULL;
-void (*print_console_text)(void) = NULL;
-
-int debug_limit_scroll = 0;
-
-static int lock_initialized = 0;
-static pthread_mutex_t debug_mutex;
-
-void lock_debug(void)
-{
-	int rc;
-
-	if (!lock_initialized) {
-		rc = pthread_mutex_init(&debug_mutex, NULL);
-		if (rc == 0)
-			lock_initialized = 1;
-	}
-	if (lock_initialized)
-		pthread_mutex_lock(&debug_mutex);
-}
-
-void unlock_debug(void)
-{
-	if (lock_initialized)
-		pthread_mutex_unlock(&debug_mutex);
-}
-
-void get_win_size(int *w, int *h)
-{
-	struct winsize win;
-	int rc;
-
-	rc = ioctl(0, TIOCGWINSZ, &win);
-	if (rc) {
-		*w = 80;
-		*h = 25;
-		return;
-	}
-
-	*h = win.ws_row;
-	*w = win.ws_col;
-}
-
-void _printdebug(const char *file, const char __attribute__((unused)) *function, int line, int cat, int level, const char *kanal, const char *fmt, ...)
-{
-	char buffer[4096], *b = buffer;
-	int s = sizeof(buffer) - 1;
-	const char *p;
-	va_list args;
-	int w, h;
-
-	if (debuglevel > level)
-		return;
-
-	if (!(debug_mask & ((uint64_t)1 << cat)))
-		return;
-
-	lock_debug();
-
-	buffer[sizeof(buffer) - 1] = '\0';
-
-	/* if kanal is used, prefix the channel number */
-	if (num_kanal > 1 && kanal) {
-		sprintf(buffer, "(chan %s) ", kanal);
-		b = strchr(buffer, '\0');
-		s -= strlen(buffer);
-	}
-
-	va_start(args, fmt);
-	vsnprintf(b, s, fmt, args);
-	va_end(args);
-
-	while ((p = strchr(file, '/')))
-		file = p + 1;
-	if (clear_console_text)
-		clear_console_text();
-	if (debug_limit_scroll) {
-		get_win_size(&w, &h);
-		printf("\0337\033[%d;%dr\0338", debug_limit_scroll + 1, h);
-	}
-	if (debug_date) {
-		struct timeval tv;
-		struct tm *tm;
-
-		gettimeofday(&tv, NULL);
-		tm = localtime(&tv.tv_sec);
-
-		printf("%04d-%02d-%02d %02d:%02d:%02d.%03d ", tm->tm_year + 1900, tm->tm_mon + 1, tm->tm_mday, tm->tm_hour, tm->tm_min, tm->tm_sec, (int)(tv.tv_usec / 10000.0));
-	}
-	printf("%s%s:%4d %s: %s\033[0;39m", debug_cat[cat].color, file, line, debug_level[level], buffer);
-	if (debug_limit_scroll)
-		printf("\0337\033[%d;%dr\0338", 1, h);
-	if (print_console_text)
-		print_console_text();
-	fflush(stdout);
-
-	unlock_debug();
-}
-
-const char *debug_amplitude(double level)
-{
-	static char text[42];
-
-	strcpy(text, "                    :                    ");
-	if (level > 1.0)
-		level = 1.0;
-	if (level < -1.0)
-		level = -1.0;
-	text[20 + (int)(level * 20)] = '*';
-
-	return text;
-}
-
-#define level2db(level)         (20 * log10(level))
-
-const char *debug_db(double level_db)
-{
-	static char text[128];
-	int l;
-
-	strcpy(text, ":  .  :  .  :  .  :  .  :  .  :  .  :  .  :  .  |  .  :  .  :  .  :  .  :  .  :  .  :  .  :  .  :");
-	if (level_db <= 0.0)
-		return text;
-	l = (int)round(level2db(level_db));
-	if (l > 48)
-		return text;
-	if (l < -48)
-		return text;
-	text[l + 48] = '*';
-
-	return text;
-}
-
-void debug_print_help(void)
-{
-	printf(" -v --verbose <level> | <level>,<category>[,<category>[,...]] | list\n");
-	printf("        Use 'list' to get a list of all levels and categories\n");
-	printf("        Verbose level: digit of debug level (default = '%d')\n", debuglevel);
-	printf("        Verbose level+category: level digit followed by one or more categories\n");
-	printf("        -> If no category is specified, all categories are selected\n");
-	printf(" -v --verbose date\n");
-	printf("        Show date with debug output\n");
-}
-
-void debug_list_cat(void)
-{
-	int i;
-
-	printf("Give number of debug level:\n");
-	for (i = 0; debug_level[i]; i++)
-		printf(" %d = %s\n", i, debug_level[i]);
-	printf("\n");
-
-	printf("Give name(s) of debug category:\n");
-	for (i = 0; debug_cat[i].name; i++)
-		printf(" %s%s\033[0;39m\n", debug_cat[i].color, debug_cat[i].name);
-	printf("\n");
-}
-
-int parse_debug_opt(const char *optarg)
-{
-	int i, max_level = 0;
-	char *dup, *dstring, *p;
-
-	if (!strcasecmp(optarg, "date")) {
-		debug_date = 1;
-		return 0;
-	}
-
-	for (i = 0; debug_level[i]; i++)
-		max_level = i;
-	
-	dup = dstring = strdup(optarg);
-	p = strsep(&dstring, ",");
-	for (i = 0; i < p[i]; i++) {
-		if (p[i] < '0' || p[i] > '9') {
-			fprintf(stderr, "Only digits are allowed for debug level!\n");
-			free(dup);
-			return -EINVAL;
-		}
-	}
-	debuglevel = atoi(p);
-	if (debuglevel > max_level) {
-		fprintf(stderr, "Debug level too high, use 'list' to show available levels!\n");
-		free(dup);
-		return -EINVAL;
-	}
-	if (dstring)
-		debug_mask = 0;
-	while((p = strsep(&dstring, ","))) {
-		for (i = 0; debug_cat[i].name; i++) {
-			if (!strcasecmp(p, debug_cat[i].name))
-				break;
-		}
-		if (!debug_cat[i].name) {
-			fprintf(stderr, "Given debug category '%s' unknown, use 'list' to show available categories!\n", p);
-			free(dup);
-			return -EINVAL;
-		}
-		debug_mask |= ((uint64_t)1 << i);
-	}
-
-	free(dup);
-	return 0;
-}
-
-const char *debug_hex(const uint8_t *data, int len)
-{
-	static char *text = NULL;
-	char *p;
-	int i;
-
-	if (text)
-		free(text);
-	p = text = calloc(1, len * 3 + 1);
-	for (i = 0; i < len; i++) {
-		sprintf(p, "%02x ", *data++);
-		p += 3;
-	}
-	if (text[0])
-		p[-1] = '\0';
-
-	return text;
-}
-

src/lib/libdebug/debug.h

@@ -1,80 +0,0 @@
-
-#define DEBUG_DEBUG	0 /* debug info, not for normal use */
-#define DEBUG_INFO	1 /* all info about process */
-#define DEBUG_NOTICE	2 /* something unexpected happens */
-#define DEBUG_ERROR	3 /* there is an error with this software */
-
-#define DOPTIONS	0
-#define DSENDER		1
-#define DSOUND		2
-#define DDSP		3
-#define DANETZ		4
-#define DBNETZ		5
-#define DCNETZ		6
-#define DNMT		7
-#define DAMPS		8
-#define DR2000		9
-#define DIMTS		10
-#define DMPT1327	11
-#define DJOLLY		12
-#define DEURO		13
-#define DPOCSAG		14
-#define DFUENF		15
-#define DFRAME		16
-#define DCALL		17
-#define DCC		18
-#define DDB		19
-#define DTRANS		20
-#define DDMS		21
-#define DSMS		22
-#define DSDR		23
-#define DUHD		24
-#define DSOAPY		25
-#define DWAVE		26
-#define DRADIO		27
-#define DAM791X		28
-#define DUART		29
-#define DDEVICE		30
-#define DDATENKLO	31
-#define DZEIT		32
-#define DSIM1		33
-#define DSIM2		34
-#define DSIMI		35
-#define DSIM7		36
-#define DMTP2		37
-#define DMTP3		38
-#define DMUP		39
-#define DROUTER		40
-#define DSTDERR		41
-#define DSS5		42
-#define DISDN		43
-#define DMISDN		44
-#define DDSS1		45
-#define DSIP		46
-#define DTEL		47
-
-void lock_debug(void);
-void unlock_debug(void);
-
-void get_win_size(int *w, int *h);
-
-#define PDEBUG(cat, level, fmt, arg...) _printdebug(__FILE__, __FUNCTION__, __LINE__, cat, level, NULL, fmt, ## arg)
-#define PDEBUG_CHAN(cat, level, fmt, arg...) _printdebug(__FILE__, __FUNCTION__, __LINE__, cat, level, CHAN, fmt, ## arg)
-void _printdebug(const char *file, const char *function, int line, int cat, int level, const char *chan_str, const char *fmt, ...) __attribute__ ((__format__ (__printf__, 7, 8)));
-
-const char *debug_amplitude(double level);
-const char *debug_db(double level_db);
-
-void debug_print_help(void);
-void debug_list_cat(void);
-int parse_debug_opt(const char *opt);
-
-extern int debuglevel;
-
-extern void (*clear_console_text)(void);
-extern void (*print_console_text)(void);
-
-extern int debug_limit_scroll;
-
-const char *debug_hex(const uint8_t *data, int len);
-

src/lib/libdisplay/Makefile.am

@@ -1,19 +0,0 @@
-AM_CPPFLAGS = -Wall -Wextra -g $(all_includes)
-
-noinst_LIBRARIES = libdisplay.a
-
-libdisplay_a_SOURCES = \
-	display_status.c \
-	display_wave.c \
-	display_measurements.c
-
-if HAVE_SDR
-libdisplay_a_SOURCES += \
-	display_iq.c \
-	display_spectrum.c
-endif
-
-if HAVE_SDR
-AM_CPPFLAGS += -DHAVE_SDR
-endif
-

src/lib/libdisplay/display.h

@@ -1,103 +0,0 @@
-#define DISPLAY_MEAS_INTERVAL	0.1	/* time (in seconds) for each measurement values interval */
-#define DISPLAY_INTERVAL	0.04	/* time (in seconds) for each other interval */
-#define DISPLAY_PARAM_HISTORIES	10	/* number of intervals (should result in one seconds) */
-
-#define MAX_DISPLAY_WIDTH 1024
-
-typedef struct display_wave {
-	const char *kanal;
-	int	interval_pos;
-	int	interval_max;
-	int	offset;
-	sample_t buffer[MAX_DISPLAY_WIDTH];
-} dispwav_t;
-
-enum display_measurements_type {
-	DISPLAY_MEAS_LAST,	/* display last value */
-	DISPLAY_MEAS_PEAK,	/* display peak value */
-	DISPLAY_MEAS_PEAK2PEAK,	/* display peak value of min..max range */
-	DISPLAY_MEAS_AVG,	/* display average value */
-};
-
-enum display_measurements_bar {
-	DISPLAY_MEAS_LEFT,	/* bar graph from left */
-	DISPLAY_MEAS_CENTER,	/* bar graph from center */
-};
-
-typedef struct display_measurements_param {
-	struct display_measurements_param *next;
-	char	name[32];	/* parameter name (e.g. 'Deviation') */
-	char	format[32];	/* unit name (e.g. "%.2f KHz") */
-	enum display_measurements_type type;
-	enum display_measurements_bar bar;
-	double	min;		/* minimum value */
-	double	max;		/* maximum value */
-	double	mark;		/* mark (target) value */
-	double	value;		/* current value (peak, sum...) */
-	double	value2;		/* max value for min..max range */
-	double	last;		/* last valid value (used for DISPLAY_MEAS_LAST) */
-	int	value_count;	/* count number of values of one interval */
-	double	value_history[DISPLAY_PARAM_HISTORIES]; /* history of values of last second */
-	double	value2_history[DISPLAY_PARAM_HISTORIES]; /* stores max for min..max range */
-	int	value_history_pos; /* next history value to write */
-} dispmeasparam_t;
-
-typedef struct display_measurements {
-	struct display_measurements *next;
-	const char *kanal;
-	dispmeasparam_t *param;
-} dispmeas_t;
-
-#define MAX_DISPLAY_IQ 1024
-
-typedef struct display_iq {
-	int	interval_pos;
-	int	interval_max;
-	float	buffer[MAX_DISPLAY_IQ * 2];
-} dispiq_t;
-
-#define MAX_DISPLAY_SPECTRUM 1024
-
-typedef struct display_spectrum_mark {
-	struct display_spectrum_mark *next;
-	const char *kanal;
-	double	frequency;
-} dispspectrum_mark_t;
-
-typedef struct display_spectrum {
-	int	interval_pos;
-	int	interval_max;
-	double	buffer_I[MAX_DISPLAY_SPECTRUM];
-	double	buffer_Q[MAX_DISPLAY_SPECTRUM];
-	dispspectrum_mark_t *mark;
-} dispspectrum_t;
-
-#define MAX_HEIGHT_STATUS 32
-
-void display_wave_init(dispwav_t *disp, int samplerate, const char *kanal);
-void display_wave_on(int on);
-void display_wave(dispwav_t *disp, sample_t *samples, int length, double range);
-
-void display_status_on(int on);
-void display_status_start(void);
-void display_status_channel(const char *kanal, const char *type, const char *state);
-void display_status_subscriber(const char *number, const char *state);
-void display_status_end(void);
-
-void display_measurements_init(dispmeas_t *disp, int samplerate, const char *kanal);
-void display_measurements_exit(dispmeas_t *disp);
-void display_measurements_on(int on);
-dispmeasparam_t *display_measurements_add(dispmeas_t *disp, char *name, char *format, enum display_measurements_type type, enum display_measurements_bar bar, double min, double max, double mark);
-void display_measurements_update(dispmeasparam_t *param, double value, double value2);
-void display_measurements(double elapsed);
-
-void display_iq_init(int samplerate);
-void display_iq_on(int on);
-void display_iq(float *samples, int length);
-
-void display_spectrum_init(int samplerate, double center_frequency);
-void display_spectrum_add_mark(const char *kanal, double frequency);
-void display_spectrum_exit(void);
-void display_spectrum_on(int on);
-void display_spectrum(float *samples, int length);
-

src/lib/libdisplay/display_iq.c

@@ -1,282 +0,0 @@
-/* display IQ data form functions
- *
- * (C) 2016 by Andreas Eversberg <jolly@eversberg.eu>
- * All Rights Reserved
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <stdio.h>
-#include <stdint.h>
-#include <string.h>
-#include <math.h>
-#include <pthread.h>
-#include <stdlib.h>
-#include "../libsample/sample.h"
-#include "../libdebug/debug.h"
-#include "../libdisplay/display.h"
-
-/* must be odd value! */
-#define SIZE	23
-
-static char screen[SIZE][MAX_DISPLAY_WIDTH];
-static uint8_t screen_color[SIZE][MAX_DISPLAY_WIDTH];
-static uint8_t screen_history[SIZE * 2][MAX_DISPLAY_WIDTH];
-static int iq_on = 0;
-static double db = 80;
-
-static dispiq_t disp;
-
-void display_iq_init(int samplerate)
-{
-	memset(&disp, 0, sizeof(disp));
-	memset(&screen_history, 0, sizeof(screen_history));
-	disp.interval_max = (double)samplerate * DISPLAY_INTERVAL + 0.5;
-	/* should not happen due to low interval */
-	if (disp.interval_max < MAX_DISPLAY_IQ - 1)
-		disp.interval_max = MAX_DISPLAY_IQ - 1;
-}
-
-void display_iq_on(int on)
-{
-	int j;
-	int w, h;
-
-	get_win_size(&w, &h);
-	if (w > MAX_DISPLAY_WIDTH - 1)
-		w = MAX_DISPLAY_WIDTH - 1;
-
-	if (iq_on) {
-		memset(&screen, ' ', sizeof(screen));
-		memset(&screen_history, 0, sizeof(screen_history));
-		lock_debug();
-		printf("\0337\033[H");
-		for (j = 0; j < SIZE; j++) {
-			screen[j][w] = '\0';
-			puts(screen[j]);
-		}
-		printf("\0338"); fflush(stdout);
-		unlock_debug();
-	}
-
-	if (on < 0) {
-		if (++iq_on == 3)
-			iq_on = 0;
-	} else
-		iq_on = on;
-
-	if (iq_on)
-		debug_limit_scroll = SIZE;
-	else
-		debug_limit_scroll = 0;
-}
-
-/*
- * plot IQ data:
- *
- * theoretical example: SIZE = 3 allows 6 steps plotted as dots
- *
- * Line 0:   :
- * Line 1:   :
- * Line 2:   :
- *
- * The level of -1.0 .. 1.0 is scaled to -3 and 3.
- *
- * The lowest of the upper 3 dots ranges from 0.0 .. <1.5.
- * The upper most dot ranges from 2.5 .. <3.5.
- * The highest of the lower 3 dots ranges from <0.0 .. >-1.5;
- * The lower most dot ranges from -2.5 .. >-3.5.
- *
- * The center column ranges from -0.5 .. <0.5.
- * The columns about the center from -1.5 .. <1.5.
- */
-void display_iq(float *samples, int length)
-{
-	int pos, max;
-	float *buffer;
-	int i, j, k;
-	int color = 9; /* default color */
-	int x_center, y_center;
-	double I, Q, L, l, s;
-	int x, y;
-	int v, r;
-	int width, h;
-
-	if (!iq_on)
-		return;
-
-	lock_debug();
-
-	get_win_size(&width, &h);
-	if (width > MAX_DISPLAY_WIDTH - 1)
-		width = MAX_DISPLAY_WIDTH - 1;
-
-	/* at what line we draw our zero-line and what character we use */
-	x_center = width >> 1;
-	y_center = (SIZE - 1) >> 1;
-
-	pos = disp.interval_pos;
-	max = disp.interval_max;
-	buffer = disp.buffer;
-
-	for (i = 0; i < length; i++) {
-		if (pos >= MAX_DISPLAY_IQ) {
-			if (++pos == max)
-				pos = 0;
-			continue;
-		}
-		buffer[pos * 2] = samples[i * 2];
-		buffer[pos * 2 + 1] = samples[i * 2 + 1];
-		pos++;
-		if (pos == MAX_DISPLAY_IQ) {
-			memset(&screen, ' ', sizeof(screen));
-			memset(&screen_color, 7, sizeof(screen_color));
-			/* render screen history to screen */
-			for (y = 0; y < SIZE * 2; y++) {
-				for (x = 0; x < width; x++) {
-					v = screen_history[y][x];
-					v -= 8;
-					if (v < 0)
-						v = 0;
-					screen_history[y][x] = v;
-					r = random() & 0x3f;
-					if (r >= v)
-						continue;
-					if (screen[y/2][x] == ':')
-						continue;
-					if (screen[y/2][x] == '.') {
-						if ((y & 1) == 0)
-							screen[y/2][x] = ':';
-						continue