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Diffstat (limited to 'altoslib/AltosConfigData.java')
| -rw-r--r-- | altoslib/AltosConfigData.java | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/altoslib/AltosConfigData.java b/altoslib/AltosConfigData.java new file mode 100644 index 00000000..4ad4e58a --- /dev/null +++ b/altoslib/AltosConfigData.java @@ -0,0 +1,184 @@ +/* + * Copyright © 2011 Keith Packard <keithp@keithp.com> + * + * 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; version 2 of the License. + * + * 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, write to the Free Software Foundation, Inc., + * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ + +package org.altusmetrum.AltosLib; + +import java.io.*; +import java.util.*; +import java.text.*; +import java.util.prefs.*; +import java.util.concurrent.*; +import org.altusmetrum.AltosLib.*; + +public class AltosConfigData implements Iterable<String> { + + /* Version information */ + public String manufacturer; + public String product; + public String version; + public int log_format; + public int serial; + + /* Strings returned */ + public LinkedList<String> lines; + + /* Config information */ + public int config_major; + public int config_minor; + public int main_deploy; + public int apogee_delay; + public int radio_channel; + public int radio_setting; + public int radio_frequency; + public String callsign; + public int accel_cal_plus, accel_cal_minus; + public int radio_calibration; + public int flight_log_max; + public int ignite_mode; + public int stored_flight; + public int storage_size; + public int storage_erase_unit; + + public static String get_string(String line, String label) throws ParseException { + if (line.startsWith(label)) { + String quoted = line.substring(label.length()).trim(); + + if (quoted.startsWith("\"")) + quoted = quoted.substring(1); + if (quoted.endsWith("\"")) + quoted = quoted.substring(0,quoted.length()-1); + return quoted; + } + throw new ParseException("mismatch", 0); + } + + public static int get_int(String line, String label) throws NumberFormatException, ParseException { + if (line.startsWith(label)) { + String tail = line.substring(label.length()).trim(); + String[] tokens = tail.split("\\s+"); + if (tokens.length > 0) + return Integer.parseInt(tokens[0]); + } + throw new ParseException("mismatch", 0); + } + + public Iterator<String> iterator() { + return lines.iterator(); + } + + public int log_available() { + switch (log_format) { + case AltosLib.AO_LOG_FORMAT_TINY: + if (stored_flight == 0) + return 1; + return 0; + default: + if (flight_log_max <= 0) + return 1; + int log_space = storage_size - storage_erase_unit; + int log_used = stored_flight * flight_log_max; + + if (log_used >= log_space) + return 0; + return (log_space - log_used) / flight_log_max; + } + } + + int[] parse_version(String v) { + String[] parts = v.split("\\."); + int r[] = new int[parts.length]; + + for (int i = 0; i < parts.length; i++) { + try { + r[i] = Altos.fromdec(parts[i]); + } catch (NumberFormatException n) { + r[i] = 0; + } + } + + return r; + } + + public int compare_version(String other) { + int[] me = parse_version(version); + int[] them = parse_version(other); + + int l = Math.min(me.length, them.length); + + for (int i = 0; i < l; i++) { + int d = me[i] - them[i]; + if (d != 0) + return d; + } + if (me.length > l) + return 1; + if (them.length > l) + return -1; + return 0; + } + + public AltosConfigData(AltosLink link) throws InterruptedException, TimeoutException { + link.printf("c s\np\nf\nl\nv\n"); + lines = new LinkedList<String>(); + radio_setting = 0; + radio_frequency = 0; + stored_flight = 0; + for (;;) { + String line = link.get_reply(); + if (line == null) + throw new TimeoutException(); + if (line.contains("Syntax error")) + continue; + lines.add(line); + try { serial = get_int(line, "serial-number"); } catch (Exception e) {} + try { log_format = get_int(line, "log-format"); } catch (Exception e) {} + try { main_deploy = get_int(line, "Main deploy:"); } catch (Exception e) {} + try { apogee_delay = get_int(line, "Apogee delay:"); } catch (Exception e) {} + try { radio_channel = get_int(line, "Radio channel:"); } catch (Exception e) {} + try { radio_setting = get_int(line, "Radio setting:"); } catch (Exception e) {} + try { + radio_frequency = get_int(line, "Frequency:"); + if (radio_frequency < 0) + radio_frequency = 434550; + } catch (Exception e) {} + try { + if (line.startsWith("Accel cal")) { + String[] bits = line.split("\\s+"); + if (bits.length >= 6) { + accel_cal_plus = Integer.parseInt(bits[3]); + accel_cal_minus = Integer.parseInt(bits[5]); + } + } + } catch (Exception e) {} + try { radio_calibration = get_int(line, "Radio cal:"); } catch (Exception e) {} + try { flight_log_max = get_int(line, "Max flight log:"); } catch (Exception e) {} + try { ignite_mode = get_int(line, "Ignite mode:"); } catch (Exception e) {} + try { callsign = get_string(line, "Callsign:"); } catch (Exception e) {} + try { version = get_string(line,"software-version"); } catch (Exception e) {} + try { product = get_string(line,"product"); } catch (Exception e) {} + + try { get_int(line, "flight"); stored_flight++; } catch (Exception e) {} + try { storage_size = get_int(line, "Storage size:"); } catch (Exception e) {} + try { storage_erase_unit = get_int(line, "Storage erase unit"); } catch (Exception e) {} + + /* signals the end of the version info */ + if (line.startsWith("software-version")) + break; + } + } + +}
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