110 lines
2.6 KiB
C
110 lines
2.6 KiB
C
/*
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* Copyright © 2009 Keith Packard <keithp@keithp.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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*/
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#include "aoview.h"
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static struct aoview_serial *monitor_serial;
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#define MONITOR_LEN 1024
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static char monitor_line[MONITOR_LEN + 1];
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static int monitor_pos;
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void
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aoview_monitor_disconnect(void)
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{
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if (monitor_serial) {
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aoview_serial_close(monitor_serial);
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monitor_serial = NULL;
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}
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aoview_log_new();
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}
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gboolean
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aoview_monitor_parse(const char *input_line)
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{
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struct cc_telem telem;
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if (!cc_telem_parse(input_line, &telem))
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return FALSE;
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aoview_state_notify(&telem);
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return TRUE;
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}
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static void
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aoview_monitor_callback(gpointer user_data,
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struct aoview_serial *serial,
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gint revents)
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{
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int c;
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if (revents & (G_IO_HUP|G_IO_ERR)) {
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aoview_monitor_disconnect();
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return;
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}
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if (revents & G_IO_IN) {
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for (;;) {
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c = aoview_serial_getc(serial);
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if (c == -1)
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break;
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if (c == '\r')
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continue;
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if (c == '\n') {
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monitor_line[monitor_pos] = '\0';
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if (monitor_pos) {
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if (aoview_monitor_parse(monitor_line)) {
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aoview_log_set_serial(aostate.data.serial);
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aoview_log_set_flight(aostate.data.flight);
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if (aoview_log_get_serial())
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aoview_log_printf ("%s\n", monitor_line);
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}
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}
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monitor_pos = 0;
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} else if (monitor_pos < MONITOR_LEN)
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monitor_line[monitor_pos++] = c;
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}
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}
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}
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void
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aoview_monitor_set_channel(int channel)
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{
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if (monitor_serial) {
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aoview_serial_printf(monitor_serial, "m 0\n");
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aoview_serial_printf(monitor_serial, "c r %d\n", channel);
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aoview_serial_printf(monitor_serial, "m 1\n");
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}
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}
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gboolean
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aoview_monitor_connect(char *tty)
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{
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int channel;
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aoview_monitor_disconnect();
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monitor_serial = aoview_serial_open(tty);
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if (!monitor_serial)
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return FALSE;
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aoview_table_clear();
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aoview_state_reset();
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channel = aoview_channel_current();
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aoview_monitor_set_channel(channel);
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aoview_serial_set_callback(monitor_serial,
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aoview_monitor_callback);
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return TRUE;
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}
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