altosui, altoslib: Move eeprom download code to altoslib

[fw/altos] / altoslib / AltosEepromList.java

diff --git a/altoslib/AltosEepromList.java b/altoslib/AltosEepromList.java
new file mode 100644 (file)
index 0000000..763bd1e
--- /dev/null
+++ b/altoslib/AltosEepromList.java
@@ -0,0 +1,117 @@
+/*
+ * 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_2;
+
+import java.io.*;
+import java.util.*;
+import java.text.*;
+import java.util.concurrent.*;
+
+/*
+ * Temporary structure to hold the list of stored flights;
+ * each of these will be queried in turn to generate more
+ * complete information
+ */
+
+class AltosEepromFlight {
+       int     flight;
+       int     start;
+       int     end;
+
+       public AltosEepromFlight(int in_flight, int in_start, int in_end) {
+               flight = in_flight;
+               start = in_start;
+               end = in_end;
+       }
+}
+
+/*
+ * Construct a list of flights available in a connected device
+ */
+
+public class AltosEepromList extends ArrayList<AltosEepromLog> {
+       public AltosConfigData  config_data;
+
+       public AltosEepromList (AltosLink link, boolean remote)
+               throws IOException, InterruptedException, TimeoutException
+       {
+               try {
+                       if (remote)
+                               link.start_remote();
+                       config_data = new AltosConfigData (link);
+//                     if (config_data.serial == 0)
+//                             throw new IOException("no serial number found");
+
+                       ArrayList<AltosEepromFlight> flights = new ArrayList<AltosEepromFlight>();
+
+                       if (config_data.flight_log_max != 0 || config_data.log_format != 0) {
+
+                               /* Devices with newer firmware will support the 'l'
+                                * command which will list the region of storage
+                                * occupied by each available flight
+                                */
+                               link.printf("l\n");
+                               for (;;) {
+                                       String line = link.get_reply(5000);
+                                       if (line == null)
+                                               throw new TimeoutException();
+                                       if (line.contains("done"))
+                                               break;
+                                       if (line.contains("Syntax"))
+                                               continue;
+                                       String[] tokens = line.split("\\s+");
+                                       if (tokens.length < 6)
+                                               break;
+
+                                       int     flight = -1, start = -1, end = -1;
+                                       try {
+                                               if (tokens[0].equals("flight"))
+                                                       flight = AltosParse.parse_int(tokens[1]);
+                                               if (tokens[2].equals("start"))
+                                                       start = AltosParse.parse_hex(tokens[3]);
+                                               if (tokens[4].equals("end"))
+                                                       end = AltosParse.parse_hex(tokens[5]);
+                                               if (flight > 0 && start >= 0 && end > 0)
+                                                       flights.add(new AltosEepromFlight(flight, start, end));
+                                       } catch (ParseException pe) { System.out.printf("Parse error %s\n", pe.toString()); }
+                               }
+                       } else {
+
+                               /* Older devices will hold only a single
+                                * flight. This also assumes that any older
+                                * device will have a 1MB flash device
+                                */
+                               flights.add(new AltosEepromFlight(0, 0, 0xfff));
+                       }
+
+                       /* With the list of flights collected, collect more complete
+                        * information on them by reading the first block or two of
+                        * data. This will add GPS coordinates and a date. For older
+                        * firmware, this will also extract the flight number.
+                        */
+                       for (AltosEepromFlight flight : flights) {
+                               add(new AltosEepromLog(config_data, link,
+                                                      flight.flight, flight.start, flight.end));
+                       }
+               } finally {
+                       if (remote)
+                               link.stop_remote();
+                       link.flush_output();
+               }
+       }
+}
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