2 * Copyright © 2009 Keith Packard <keithp@keithp.com>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; version 2 of the License.
8 * This program is distributed in the hope that it will be useful, but
9 * WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 * General Public License for more details.
13 * You should have received a copy of the GNU General Public License along
14 * with this program; if not, write to the Free Software Foundation, Inc.,
15 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
20 static struct aoview_serial *monitor_serial;
22 #define MONITOR_LEN 1024
24 static char monitor_line[MONITOR_LEN + 1];
25 static int monitor_pos;
28 aoview_monitor_disconnect(void)
31 aoview_serial_close(monitor_serial);
32 monitor_serial = NULL;
38 aoview_parse_string(char *target, int len, char *source)
40 strncpy(target, source, len-1);
45 aoview_parse_int(int *target, char *source)
47 *target = strtol(source, NULL, 0);
51 aoview_parse_pos(double *target, char *source)
58 if (sscanf(source, "%d°%lf'%c", °, &min, &dir) != 3) {
63 if (dir == 'S' || dir == 'W')
68 static struct aostate state;
71 aoview_monitor_parse(const char *input_line)
76 char line_buf[8192], *line;
78 /* avoid smashing our input parameter */
79 strncpy (line_buf, input_line, sizeof (line_buf)-1);
80 line_buf[sizeof(line_buf) - 1] = '\0';
82 for (nword = 0; nword < 64; nword++) {
83 words[nword] = strtok_r(line, " \t\n", &saveptr);
85 if (words[nword] == NULL)
90 if (strcmp(words[0], "CALL") != 0)
92 aoview_parse_string(state.callsign, sizeof (state.callsign), words[1]);
93 aoview_parse_int(&state.serial, words[3]);
95 aoview_parse_int(&state.rssi, words[5]);
96 aoview_parse_string(state.state, sizeof (state.state), words[9]);
97 aoview_parse_int(&state.tick, words[10]);
98 aoview_parse_int(&state.accel, words[12]);
99 aoview_parse_int(&state.pres, words[14]);
100 aoview_parse_int(&state.temp, words[16]);
101 aoview_parse_int(&state.batt, words[18]);
102 aoview_parse_int(&state.drogue, words[20]);
103 aoview_parse_int(&state.main, words[22]);
104 aoview_parse_int(&state.flight_accel, words[24]);
105 aoview_parse_int(&state.ground_accel, words[26]);
106 aoview_parse_int(&state.flight_vel, words[28]);
107 aoview_parse_int(&state.flight_pres, words[30]);
108 aoview_parse_int(&state.ground_pres, words[32]);
109 aoview_parse_int(&state.nsat, words[34]);
110 if (strcmp (words[36], "unlocked") != 0 && nword >= 40) {
112 sscanf(words[36], "%d:%d:%d", &state.gps_time.hour, &state.gps_time.minute, &state.gps_time.second);
113 aoview_parse_pos(&state.lat, words[37]);
114 aoview_parse_pos(&state.lon, words[38]);
115 sscanf(words[39], "%dm", &state.alt);
118 state.gps_time.hour = state.gps_time.minute = state.gps_time.second = 0;
119 state.lat = state.lon = 0;
123 sscanf(words[40], "%lfm/s", &state.ground_speed);
124 sscanf(words[41], "%d", &state.course);
125 sscanf(words[42], "%lfm/s", &state.climb_rate);
126 sscanf(words[43], "%lf", &state.hdop);
127 sscanf(words[44], "%d", &state.h_error);
128 sscanf(words[45], "%d", &state.v_error);
130 state.ground_speed = 0;
132 state.climb_rate = 0;
137 aoview_state_notify(&state);
142 aoview_monitor_reset(void)
144 memset(&state, '\0', sizeof (state));
148 aoview_monitor_callback(gpointer user_data,
149 struct aoview_serial *serial,
154 if (revents & (G_IO_HUP|G_IO_ERR)) {
155 aoview_monitor_disconnect();
158 if (revents & G_IO_IN) {
160 c = aoview_serial_getc(serial);
166 monitor_line[monitor_pos] = '\0';
168 if (aoview_monitor_parse(monitor_line)) {
169 aoview_log_set_serial(state.serial);
170 if (aoview_log_get_serial())
171 aoview_log_printf ("%s\n", monitor_line);
175 } else if (monitor_pos < MONITOR_LEN)
176 monitor_line[monitor_pos++] = c;
182 aoview_monitor_connect(char *tty)
184 aoview_monitor_disconnect();
185 monitor_serial = aoview_serial_open(tty);
188 aoview_table_clear();
189 aoview_monitor_reset();
190 aoview_serial_set_callback(monitor_serial,
191 aoview_monitor_callback,