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ui.c
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ui.c
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/*-
* Copyright (c) 2018 Stephen Hurd, W8BSD
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
#define _WITH_GETLINE
#include <sys/ioctl.h>
#include <ctype.h>
#include <curses.h>
#include <errno.h>
#include <form.h>
#include <inttypes.h>
#include <math.h>
#include <pthread.h>
#include <signal.h>
#include <stdarg.h>
#include <stddef.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <time.h>
#include "baudot.h"
#include "bsdtty.h"
#include "fsk_demod.h"
#include "rigctl.h"
#include "ui.h"
/* UI Stuff */
static WINDOW *status;
static WINDOW *status_title;
static WINDOW *rx;
static WINDOW *tuning_aid;
static WINDOW *rx_title;
static WINDOW *tx;
static WINDOW *tx_title;
static size_t tx_width;
static size_t tx_height;
static bool reset_tuning;
static uint64_t last_freq;
static char last_mode[32] = "";
static pthread_mutex_t curses_lock = PTHREAD_MUTEX_INITIALIZER;
#define CURS_LOCK() do { \
pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, NULL); \
assert(pthread_mutex_lock(&curses_lock) == 0); \
} while(0)
#define CURS_UNLOCK() do { \
assert(pthread_mutex_unlock(&curses_lock) == 0); \
pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL); \
} while(0)
static void update_captured_call_locked(const char *call);
enum tuning_styles tuning_style = TUNE_ASCIINANAS;
static bool baudot_char(int ch, const void *ab);
static bool baudot_macro_char(int ch, const void *ab);
static void capture_call(int y, int x);
static void do_endwin(void);
static char *escape_config(char *str);
static int find_field(const char *key);
static bool get_figs(chtype ch);
static void setup_windows(void);
static char *strip_spaces(char *str);
static void teardown_windows(void);
static void toggle_figs(int y, int x);
static void w_printf(WINDOW *win, const char *format, ...);
static char *unescape_config(char *str);
static void update_waterfall(void);
static void draw_tx_title(enum tuning_styles style);
static void show_reverse_locked(bool rev);
enum bsdtty_colors {
TTY_COLOR_NORMAL,
TTY_COLOR_GREEN_VU,
TTY_COLOR_YELLOW_VU,
TTY_COLOR_RED_VU,
TTY_COLOR_OUT_OF_BAND,
TTY_COLOR_IN_SUBBAND,
TTY_COLOR_LEGAL
};
#define TTY_COLOR_IN_CONTEST TTY_COLOR_NORMAL
void
setup_curses(void)
{
CURS_LOCK();
initscr();
atexit(do_endwin);
start_color();
init_pair(TTY_COLOR_GREEN_VU, COLOR_GREEN, COLOR_GREEN);
init_pair(TTY_COLOR_YELLOW_VU, COLOR_YELLOW, COLOR_YELLOW);
init_pair(TTY_COLOR_RED_VU, COLOR_RED, COLOR_RED);
init_pair(TTY_COLOR_OUT_OF_BAND, COLOR_BLACK, COLOR_RED);
init_pair(TTY_COLOR_IN_SUBBAND, COLOR_BLACK, COLOR_GREEN);
init_pair(TTY_COLOR_LEGAL, COLOR_WHITE, COLOR_YELLOW);
raw(); // cbreak() leaves SIGINT working
noecho();
nonl();
keypad(stdscr, TRUE);
curs_set(0);
setup_windows();
/*
* We need to fire on BUTTON1_PRESSED, not BUTTON1_CLICKED...
* curses will block in wgetch() while the button is down
* when using BUTTON1_CLICKED. If we don't unmask
* BUTTON1_RELEASED along with BUTTON1_PRESSED, wgetch() will
* block indefinately after a clock(!) We simply ignore the
* release event though.
*
* As it happens, we need to capture BUTTON1_CLICKED as well.
* If we press and release "fast enough" it's a clicked event,
* not a press and release, even if clocks aren't captured and
* the interval is zero.
*
* *sigh*
*/
mousemask(BUTTON1_PRESSED | BUTTON1_CLICKED | BUTTON1_RELEASED | BUTTON3_PRESSED | BUTTON3_CLICKED | BUTTON3_RELEASED, NULL);
/*
* If we don't set mouseinterval to zero, we end up with delays
* in wgetch() as well.
*/
mouseinterval(0);
typeahead(-1);
CURS_UNLOCK();
}
void
reset_tuning_aid(void)
{
reset_tuning = true;
}
void
update_tuning_aid(double mark, double space)
{
static double *buf = NULL;
static int wsamp = 0;
static int nsamp = -1;
static double maxm = 0;
static double maxs = 0;
static double cmaxm = 0;
static double cmaxs = 0;
double mmult, smult;
int madd, sadd;
int y, x;
chtype ch;
int och;
if (tuning_style == TUNE_NONE)
return;
if (tuning_style == TUNE_ASCIIFALL) {
update_waterfall();
return;
}
if (reset_tuning) {
if (buf) {
free(buf);
buf = NULL;
}
maxm = maxs = cmaxm = cmaxs = reset_tuning = 0;
wsamp = 0;
}
if (nsamp == -1) {
SETTING_RLOCK();
nsamp = settings.dsp_rate/((((double)settings.baud_numerator / settings.baud_denominator)));
SETTING_UNLOCK();
}
if (buf == NULL) {
buf = malloc(sizeof(*buf) * nsamp * 2);
if (buf == NULL)
printf_errno("alocating %d bytes", sizeof(*buf) * nsamp * 2);
}
buf[wsamp*2] = mark;
buf[wsamp*2+1] = space;
if (fabs(mark) > maxm)
maxm = fabs(mark);
if (fabs(space) > maxs)
maxs = fabs(space);
if (fabs(mark) > cmaxm)
cmaxm = fabs(mark);
if (fabs(space) > cmaxs)
cmaxs = fabs(space);
wsamp++;
if (wsamp == nsamp) {
/*
* Scale back maxm so noise is at 33% of space
* We want it to take one second to reach the new max
* value.
*/
if (cmaxm < maxm / 3 && cmaxs < maxs / 3) {
SETTING_RLOCK();
maxm *= 1 - ((double)nsamp / settings.dsp_rate);
maxs *= 1 - ((double)nsamp / settings.dsp_rate);
SETTING_UNLOCK();
}
cmaxm = cmaxs = 0;
mmult = maxm / (tx_width / 2 - 2);
smult = maxs / (tx_height / 2 - 2);
madd = tx_width / 2;
sadd = tx_height / 2;
CURS_LOCK();
werase(tuning_aid);
if (mmult == 0 || smult == 0) {
CURS_UNLOCK();
return;
}
for (wsamp = 0; wsamp < nsamp; wsamp++) {
y = buf[wsamp*2+1] / smult + sadd;
x = buf[wsamp*2] / mmult + madd;
ch = mvwinch(tuning_aid, y, x);
switch (ch & A_CHARTEXT) {
case ' ':
och = '.';
break;
case '.':
och = '+';
break;
case ',':
och = '-';
break;
case '-':
och = '+';
break;
case '+':
och = '#';
break;
case '#':
och = '#';
break;
case ERR & A_CHARTEXT:
reset_tuning = true;
CURS_UNLOCK();
return;
default:
printf_errno("no char %02x (%d) at %d %d", ch, ch, y, x);
}
mvwaddch(tuning_aid, buf[wsamp*2+1] / smult + sadd, buf[wsamp*2] / mmult + madd, och);
}
wmove(tuning_aid, 0, 0);
wrefresh(tuning_aid);
CURS_UNLOCK();
wsamp = 0;
}
}
void
mark_tx_extent(bool start)
{
CURS_LOCK();
if (start) {
redrawwin(tx);
wrefresh(tx);
draw_tx_title(TUNE_NONE);
}
w_printf(tx, "\n------- %s of transmission -------\n", start ? "Start" : "End");
if (!start && tuning_style != TUNE_NONE) {
redrawwin(tuning_aid);
draw_tx_title(tuning_style);
}
CURS_UNLOCK();
}
int
get_input(void)
{
int ret;
MEVENT ev;
typeahead(STDIN_FILENO);
ret = wgetch(tx);
typeahead(-1);
switch(ret) {
case ERR:
return -1;
case KEY_RESIZE:
CURS_LOCK();
teardown_windows();
setup_windows();
CURS_UNLOCK();
return RTTY_KEY_REFRESH;
case KEY_BREAK:
return 3;
case KEY_F(1):
return RTTY_FKEY(1);
case KEY_F(2):
return RTTY_FKEY(2);
case KEY_F(3):
return RTTY_FKEY(3);
case KEY_F(4):
return RTTY_FKEY(4);
case KEY_F(5):
return RTTY_FKEY(5);
case KEY_F(6):
return RTTY_FKEY(6);
case KEY_F(7):
return RTTY_FKEY(7);
case KEY_F(8):
return RTTY_FKEY(8);
case KEY_F(9):
return RTTY_FKEY(9);
case KEY_F(10):
return RTTY_FKEY(10);
case KEY_BACKSPACE:
return 8;
case KEY_LEFT:
return RTTY_KEY_LEFT;
case KEY_RIGHT:
return RTTY_KEY_RIGHT;
case KEY_UP:
return RTTY_KEY_UP;
case KEY_DOWN:
return RTTY_KEY_DOWN;
case KEY_MOUSE:
CURS_LOCK();
getmouse(&ev);
if (ev.bstate & (BUTTON3_PRESSED | BUTTON3_CLICKED))
toggle_figs(ev.y, ev.x);
else if (ev.bstate & (BUTTON1_PRESSED | BUTTON1_CLICKED))
capture_call(ev.y, ev.x);
CURS_UNLOCK();
return 0;
default:
if (ret >= KEY_MIN && ret <= KEY_MAX)
return 0;
return ret;
}
}
void
write_tx(char ch)
{
CURS_LOCK();
if (ch == '\r')
waddch(tx, '\n');
waddch(tx, ch);
wrefresh(tx);
CURS_UNLOCK();
}
void
write_rx(char ch)
{
int x, y;
int my;
CURS_LOCK();
getyx(rx, y, x);
my = getmaxy(rx);
switch (ch) {
case '\r':
wmove(rx, y, 0);
break;
case '\n':
if (y == my - 1)
scroll(rx);
else
y++;
wmove(rx, y, x);
break;
case 7:
beep();
break;
case 5:
// Ignore Who Are You?
break;
case 0:
case 0x0e:
case 0x0f:
break;
default:
waddch(rx, ch);
break;
}
wrefresh(rx);
CURS_UNLOCK();
}
static void
show_freq(void)
{
uint64_t freq;
char fstr[32];
char mode[32];
bool american = false;
bool legal = false;
bool subband = false;
bool contest = false;
bool update = false;
static time_t last = 0;
time_t now;
now = time(NULL);
if (now == last)
return;
last = now;
get_rig_freq_mode(&freq, mode, sizeof(mode));
if (freq == 0)
return;
SETTING_RLOCK();
freq += settings.freq_offset;
SETTING_UNLOCK();
if (freq != last_freq) {
update = true;
SETTING_RLOCK();
switch (toupper(settings.callsign[0])) {
case 'A':
if (toupper(settings.callsign[0]) > 'L')
break;
/* Fall-through */
case 'K':
case 'N':
case 'W':
american = true;
break;
}
SETTING_UNLOCK();
if (american) {
if ((freq >= 135870 && freq <= 137800) ||
(freq >= 472170 && freq <= 479000) ||
(freq >= 1800170 && freq <= 2000000) ||
(freq >= 3500170 && freq <= 3600000) ||
(freq >= 5332080 && freq <= 5332090) ||
(freq >= 5348080 && freq <= 5348090) ||
(freq >= 5358580 && freq <= 5358590) ||
(freq >= 5373080 && freq <= 5373090) ||
(freq >= 5405080 && freq <= 5405090) ||
(freq >= 7000170 && freq <= 7125000) ||
(freq >= 10100170 && freq <= 10150000) ||
(freq >= 14000170 && freq <= 14150000) ||
(freq >= 18068170 && freq <= 18110000) ||
(freq >= 21000170 && freq <= 21200000) ||
(freq >= 24890170 && freq <= 24930000) ||
(freq >= 28000170 && freq <= 28300000) ||
(freq >= 50100170 && freq <= 51000000))
legal = true;
}
else
legal = true;
// I don't feel like doing VHF+ really...
if (freq >= 144100170) {
legal = true;
subband = true;
contest = true;
}
if ((freq >= 1800170 && freq <= 1810000) ||
(freq >= 3580170 && freq <= 3600000) ||
(freq >= 7030170 && freq <= 7050000) ||
(freq >= 7080170 && freq <= 7100000) ||
(freq >= 10130170 && freq <= 10150000) ||
(freq >= 14080670 && freq <= 14099499) ||
(freq >= 18100000 && freq <= 18109499) ||
(freq >= 21080670 && freq <= 21100000) ||
(freq >= 24910170 && freq <= 24929499) ||
(freq >= 28080670 && freq <= 28100000))
subband = true;
if (((freq >= 14080670 && freq <= 14150000) &&
(freq < 14099500 || freq > 14100670)) || // NCDXF/IARU Beacon
((freq >= 21080670 && freq <= 21150000) &&
(freq < 21070000 || freq > 21076170)) || // PSK31 to FT-8
((freq >= 28080670 && freq <= 28200000) &&
(freq < 28199500 || freq > 28200670)) || // NCDXF/IARU Beacon
(freq >= 3570170 && freq <= 3600000) ||
(freq >= 7025170 && freq <= 7100000))
contest = true;
CURS_LOCK();
if (subband)
wcolor_set(status, TTY_COLOR_IN_SUBBAND, NULL);
else if (contest)
wcolor_set(status, TTY_COLOR_IN_CONTEST, NULL);
else if (legal)
wcolor_set(status, TTY_COLOR_LEGAL, NULL);
else
wcolor_set(status, TTY_COLOR_OUT_OF_BAND, NULL);
sprintf(fstr, "%14s", format_freq(freq));
mvwaddstr(status, 0, 15, fstr);
wcolor_set(status, TTY_COLOR_NORMAL, NULL);
}
else
CURS_LOCK();
if (strcmp(mode, last_mode)) {
wmove(status, 0, 30);
w_printf(status, "%-5s", mode);
update = true;
}
if (update)
wrefresh(status);
CURS_UNLOCK();
strcpy(last_mode, mode);
last_freq = freq;
}
bool
check_input(void)
{
MEVENT ev;
int ch;
show_freq();
typeahead(STDIN_FILENO);
ch = wgetch(rx);
typeahead(-1);
if (ch == KEY_MOUSE) {
CURS_LOCK();
getmouse(&ev);
if (ev.bstate & (BUTTON3_PRESSED | BUTTON3_CLICKED))
toggle_figs(ev.y, ev.x);
else if (ev.bstate & (BUTTON1_PRESSED | BUTTON1_CLICKED))
capture_call(ev.y, ev.x);
CURS_UNLOCK();
return check_input(); // TODO: Recusion! Mah stack!
}
if (ch == 0x0c) {
clear_rx_window();
return false;
}
if (ch != ERR) {
ungetch(ch);
return true;
}
return false;
}
noreturn void
printf_errno(const char *format, ...)
{
int eno = errno;
char *msg = NULL;
va_list ap;
endwin();
va_start(ap, format);
if (vasprintf(&msg, format, ap) < 0)
msg = NULL;
va_end(ap);
printf("%s (%s)\n", strerror(eno), msg ? msg : "");
if (msg)
free(msg);
exit(EXIT_FAILURE);
}
static void
draw_tx_title(enum tuning_styles style)
{
size_t i;
int x;
wmove(tx_title, 0, 0);
for (i = 0; i < 3; i++)
waddch(tx_title, ACS_HLINE);
switch (style) {
case TUNE_ASCIIFALL:
waddstr(tx_title, " ASCIIfall ");
break;
case TUNE_ASCIINANAS:
waddstr(tx_title, " Crossed ASCIInanas ");
break;
case TUNE_NONE:
waddstr(tx_title, " TX ");
break;
}
x = getcurx(tx_title);
for (i = x; i < tx_width; i++)
waddch(tx_title, ACS_HLINE);
wrefresh(tx_title);
}
static void
setup_windows(void)
{
struct winsize ws;
int datrows;
int i;
int x;
if (ioctl(STDIN_FILENO, TIOCGWINSZ, &ws) == -1)
printf_errno("getting window size");
if (ws.ws_row < 6)
printf_errno("not enough rows");
if (ws.ws_col < 10)
printf_errno("not enough columns");
datrows = ((ws.ws_row - 4) / 2);
if ((status_title = newwin(1, ws.ws_col, 0, 0)) == NULL)
printf_errno("creating status_title window");
if ((status = newwin(1, ws.ws_col, 1, 0)) == NULL)
printf_errno("creating status window");
if ((rx_title = newwin(1, ws.ws_col, 2, 0)) == NULL)
printf_errno("creating rx_title window");
if ((rx = newwin(ws.ws_row - 4 - datrows, ws.ws_col, 3, 0)) == NULL)
printf_errno("creating rx window");
if ((tx_title = newwin(1, ws.ws_col, ws.ws_row - datrows - 1, 0)) == NULL)
printf_errno("creating tx_title window");
if ((tx = newwin(datrows, ws.ws_col, ws.ws_row - datrows, 0)) == NULL)
printf_errno("creating tx window");
if ((tuning_aid = newwin(datrows, ws.ws_col, ws.ws_row - datrows, 0)) == NULL)
printf_errno("creating tx window");
tx_width = ws.ws_col;
tx_height = datrows;
scrollok(status_title, FALSE);
scrollok(status, FALSE);
scrollok(rx_title, FALSE);
idlok(rx, TRUE);
wsetscrreg(rx, 0, ws.ws_row - 4 - datrows - 1);
scrollok(rx, TRUE);
scrollok(tx_title, FALSE);
idlok(tx, TRUE);
idlok(tuning_aid, TRUE);
wsetscrreg(tx, 0, datrows - 1);
wsetscrreg(tuning_aid, 0, datrows - 1);
scrollok(tx, TRUE);
scrollok(tuning_aid, TRUE);
wclear(status_title);
wclear(status);
wclear(rx_title);
wclear(rx);
wclear(tx_title);
wclear(tuning_aid);
wclear(tx);
wmove(status_title, 0, 0);
wmove(status, 0, 0);
wmove(rx_title, 0, 0);
wmove(rx, 0, 0);
wmove(tx_title, 0, 0);
wmove(tx, 0, 0);
wmove(tuning_aid, 0, 0);
for (i = 0; i < 3; i++) {
waddch(status_title, ACS_HLINE);
waddch(rx_title, ACS_HLINE);
}
waddstr(status_title, " Status ");
x = getcurx(status_title);
for (i = x; i < ws.ws_col; i++)
waddch(status_title, ACS_HLINE);
waddstr(rx_title, " RX ");
x = getcurx(rx_title);
for (i = x; i < ws.ws_col; i++)
waddch(rx_title, ACS_HLINE);
wrefresh(status_title);
wrefresh(status);
wrefresh(rx_title);
wrefresh(rx);
wrefresh(tx);
draw_tx_title(tuning_style);
wtimeout(tx, 160);
wtimeout(tuning_aid, 160);
wtimeout(rx, 160);
wtimeout(stdscr, -1);
keypad(rx, TRUE);
keypad(tx, TRUE);
keypad(tuning_aid, TRUE);
show_reverse_locked(reverse);
leaveok(tuning_aid, TRUE);
leaveok(status, TRUE);
}
static void
teardown_windows(void)
{
delwin(tuning_aid);
delwin(tx);
delwin(tx_title);
delwin(rx);
delwin(rx_title);
delwin(status);
delwin(status_title);
wclear(stdscr);
wrefresh(stdscr);
last_freq = 0;
last_mode[0] = 0;
reset_tuning_aid();
}
static void
w_printf(WINDOW *win, const char *format, ...)
{
char *msg = NULL;
va_list ap;
va_start(ap, format);
if (vasprintf(&msg, format, ap) < 0)
msg = NULL;
va_end(ap);
if (msg) {
waddstr(win, msg);
free(msg);
wrefresh(win);
}
}
static void
do_endwin(void)
{
CURS_LOCK();
endwin();
CURS_UNLOCK();
}
static void
show_reverse_locked(bool rev)
{
mvwaddstr(status, 0, 1, rev ? "REV" : " ");
wrefresh(status);
}
void
show_reverse(bool rev)
{
CURS_LOCK();
show_reverse_locked(rev);
CURS_UNLOCK();
}
struct field_info {
const char *name;
const char *key;
enum field_type {
STYPE_STRING,
STYPE_BAUDOT,
STYPE_MACRO,
STYPE_DOUBLE,
STYPE_INT,
STYPE_BOOL,
STYPE_UINT16
} type;
void *ptr;
size_t flen;
bool eol;
} fields[] = {
{
.name = "Log file name",
.key = "logfile",
.type = STYPE_STRING,
.ptr = ((char *)(&settings)) + offsetof(struct bt_settings, log_name),
.flen = 40
},
{
.name = "TTY device name",
.key = "ttydevice",
.type = STYPE_STRING,
.ptr = ((char *)(&settings)) + offsetof(struct bt_settings, tty_name),
.flen = 20
},
{
.name = "DSP device name",
.key = "dspdevice",
.type = STYPE_STRING,
.ptr = ((char *)(&settings)) + offsetof(struct bt_settings, dsp_name),
.flen = 20
},
{
.name = "Bandpass filter Q",
.key = "bandpassq",
.type = STYPE_DOUBLE,
.ptr = (char *)(&settings) + offsetof(struct bt_settings, bp_filter_q),
.flen = 10
},
{
.name = "Lowpass filter Q",
.key = "lowpassq",
.type = STYPE_DOUBLE,
.ptr = (char *)(&settings) + offsetof(struct bt_settings, lp_filter_q),
.flen = 10
},
{
.name = "Mark frequency",
.key = "markfreq",
.type = STYPE_DOUBLE,
.ptr = (char *)(&settings) + offsetof(struct bt_settings, mark_freq),
.flen = 5
},
{
.name = "Space frequency",
.key = "spacefreq",
.type = STYPE_DOUBLE,
.ptr = (char *)(&settings) + offsetof(struct bt_settings, space_freq),
.flen = 5,
.eol = true
},
{
.name = "DSP sample rate",
.key = "dsprate",
.type = STYPE_INT,
.ptr = (char *)(&settings) + offsetof(struct bt_settings, dsp_rate),
.flen = 6,
.eol = true
},
{
.name = "Baud numerator",
.key = "baudnumerator",
.type = STYPE_INT,
.ptr = (char *)(&settings) + offsetof(struct bt_settings, baud_numerator),
.flen = 5
},
{
.name = "Baud denominator",
.key = "bauddenominator",
.type = STYPE_INT,
.ptr = (char *)(&settings) + offsetof(struct bt_settings, baud_denominator),
.flen = 5,
.eol = true
},
{
.name = "Character set",
.key = "charset",
.type = STYPE_INT,
.ptr = (char *)(&settings) + offsetof(struct bt_settings, charset),
.flen = 2
},
{
.name = "AFSK mode",
.key = "afsk",
.type = STYPE_BOOL,
.ptr = (char *)(&settings) + offsetof(struct bt_settings, afsk),
.flen = 2,
.eol = true
},
{
.name = "Callsign",
.key = "callsign",
.type = STYPE_BAUDOT,
.ptr = (char *)(&settings) + offsetof(struct bt_settings, callsign),
.flen = 8,
.eol = true
},
{
.name = "Rig control PTT",
.key = "rigctlptt",
.type = STYPE_BOOL,
.ptr = (char *)(&settings) + offsetof(struct bt_settings, ctl_ptt),
.flen = 2,
.eol = true
},
{
.name = "Mark VFO offset",
.key = "freqoffset",
.type = STYPE_INT,
.ptr = (char *)(&settings) + offsetof(struct bt_settings, freq_offset),
.flen = 5,
.eol = true
},
{
.name = "Rigctld hostname",
.key = "rigctldhost",
.type = STYPE_STRING,
.ptr = (char *)(&settings) + offsetof(struct bt_settings, rigctld_host),
.flen = 20
},
{
.name = "Rigctld port",
.key = "rigctldport",
.type = STYPE_UINT16,
.ptr = (char *)(&settings) + offsetof(struct bt_settings, rigctld_port),
.flen = 6,
.eol = true
},
{
.name = "XML-RPC host",
.key = "xmlrpchost",
.type = STYPE_STRING,
.ptr = (char *)(&settings) + offsetof(struct bt_settings, xmlrpc_host),
.flen = 20
},
{
.name = "XML-RPC port",
.key = "xmlrpcport",
.type = STYPE_UINT16,
.ptr = (char *)(&settings) + offsetof(struct bt_settings, xmlrpc_port),
.flen = 6,
.eol = true
},
{
.name = "F1 macro",
.key = "f1",
.type = STYPE_MACRO,
.ptr = (char *)(&settings) + offsetof(struct bt_settings, macros) + sizeof(settings.macros[0]) * 0,
.flen = 50
},
{
.name = "F2 macro",
.key = "f2",
.type = STYPE_MACRO,
.ptr = (char *)(&settings) + offsetof(struct bt_settings, macros) + sizeof(settings.macros[0]) * 1,
.flen = 50
},
{
.name = "F3 macro",
.key = "f3",
.type = STYPE_MACRO,
.ptr = (char *)(&settings) + offsetof(struct bt_settings, macros) + sizeof(settings.macros[0]) * 2,
.flen = 50
},
{
.name = "F4 macro",
.key = "f4",
.type = STYPE_MACRO,
.ptr = (char *)(&settings) + offsetof(struct bt_settings, macros) + sizeof(settings.macros[0]) * 3,
.flen = 50
},
{
.name = "F5 macro",
.key = "f5",
.type = STYPE_MACRO,
.ptr = (char *)(&settings) + offsetof(struct bt_settings, macros) + sizeof(settings.macros[0]) * 4,
.flen = 50
},
{
.name = "F6 macro",
.key = "f6",
.type = STYPE_MACRO,
.ptr = (char *)(&settings) + offsetof(struct bt_settings, macros) + sizeof(settings.macros[0]) * 5,
.flen = 50
},
{
.name = "F7 macro",
.key = "f7",
.type = STYPE_MACRO,
.ptr = (char *)(&settings) + offsetof(struct bt_settings, macros) + sizeof(settings.macros[0]) * 6,
.flen = 50
},
{
.name = "F8 macro",
.key = "f8",
.type = STYPE_MACRO,
.ptr = (char *)(&settings) + offsetof(struct bt_settings, macros) + sizeof(settings.macros[0]) * 7,
.flen = 50
},
{
.name = "F9 macro",
.key = "f9",
.type = STYPE_MACRO,
.ptr = (char *)(&settings) + offsetof(struct bt_settings, macros) + sizeof(settings.macros[0]) * 8,
.flen = 50
},
{
.name = "F10 macro",
.key = "f10",
.type = STYPE_MACRO,
.ptr = (char *)(&settings) + offsetof(struct bt_settings, macros) + sizeof(settings.macros[0]) * 9,
.flen = 50
},
};
#define NUM_FIELDS (sizeof(fields) / sizeof(fields[0]))
void
change_settings(void)
{
size_t i;
FIELD *field[NUM_FIELDS + 1];
FORM *frm;
int ch;
char cv[20];
size_t end;
FIELDTYPE *baudot;
FIELDTYPE *baudot_macro;
FILE *config;
char *fname;
char *bd;
size_t ffy, ffx;
int keywidth = 18;
CURS_LOCK();
SETTING_RLOCK();
baudot = new_fieldtype(NULL, baudot_char);
baudot_macro = new_fieldtype(NULL, baudot_macro_char);
curs_set(1);
clear();
refresh();
ffx = keywidth + 1;
ffy = 0;
for (i = 0; i < NUM_FIELDS; i++) {
if (ffx + fields[i].flen >= tx_width) {
ffx = keywidth + 1;