git.gag.com Git - fw/altos/blob - altosui/AltosEepromLog.java

   1 /*
   2  * Copyright © 2011 Keith Packard <keithp@keithp.com>
   3  *
   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.
   7  *
   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.
  12  *
  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.
  16  */
  17
  18 package altosui;
  19
  20 import java.awt.*;
  21 import java.awt.event.*;
  22 import javax.swing.*;
  23 import javax.swing.filechooser.FileNameExtensionFilter;
  24 import javax.swing.table.*;
  25 import java.io.*;
  26 import java.util.*;
  27 import java.text.*;
  28 import java.util.prefs.*;
  29 import java.util.concurrent.*;
  30
  31 import libaltosJNI.*;
  32
  33 /*
  34  * Extract a bit of information from an eeprom-stored flight log.
  35  */
  36
  37 public class AltosEepromLog {
  38         int             serial;
  39         boolean         has_flight;
  40         int             flight;
  41         int             start_block;
  42         int             end_block;
  43
  44         int             year, month, day;
  45
  46         boolean         download;
  47         boolean         delete;
  48
  49         public AltosEepromLog(AltosConfigData config_data,
  50                               AltosSerial serial_line,
  51                               int in_flight, int in_start_block,
  52                               int in_end_block)
  53                 throws InterruptedException, TimeoutException {
  54
  55                 int             block;
  56                 boolean         has_date = false;
  57
  58                 flight = in_flight;
  59                 if (flight != 0)
  60                         has_flight = true;
  61                 start_block = in_start_block;
  62                 end_block = in_end_block;
  63                 serial = config_data.serial;
  64
  65                 /*
  66                  * By default, request that every log be downloaded but not deleted
  67                  */
  68                 download = true;
  69                 delete = false;
  70
  71                 /*
  72                  * Look in TeleMetrum log data for date
  73                  */
  74                 if (config_data.log_format == Altos.AO_LOG_FORMAT_UNKNOWN ||
  75                     config_data.log_format == Altos.AO_LOG_FORMAT_FULL)
  76                 {
  77                         /*
  78                          * Only look in the first two blocks so that this
  79                          * process doesn't take a long time
  80                          */
  81                         if (in_end_block > in_start_block + 2)
  82                                 in_end_block = in_start_block + 2;
  83
  84                         for (block = in_start_block; block < in_end_block; block++) {
  85                                 AltosEepromChunk eechunk = new AltosEepromChunk(serial_line, block, block == in_start_block);
  86
  87                                 for (int i = 0; i < eechunk.chunk_size; i += AltosEepromRecord.record_length) {
  88                                         try {
  89                                                 AltosEepromRecord r = new AltosEepromRecord(eechunk, i);
  90
  91                                                 if (r.cmd == Altos.AO_LOG_FLIGHT) {
  92                                                         flight = r.b;
  93                                                         has_flight = true;
  94                                                 }
  95                                                 if (r.cmd == Altos.AO_LOG_GPS_DATE) {
  96                                                         year = 2000 + (r.a & 0xff);
  97                                                         month = (r.a >> 8) & 0xff;
  98                                                         day = (r.b & 0xff);
  99                                                         has_date = true;
 100                                                 }
 101                                         } catch (ParseException pe) {
 102                                         }
 103                                 }
 104                                 if (has_date && has_flight)
 105                                         break;
 106                         }
 107                 }
 108         }
 109 }