2 * Copyright © 2010 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.
18 package org.altusmetrum.AltosLib;
24 import java.nio.charset.Charset;
26 public class AltosLib {
27 /* EEProm command letters */
28 public static final int AO_LOG_FLIGHT = 'F';
29 public static final int AO_LOG_SENSOR = 'A';
30 public static final int AO_LOG_TEMP_VOLT = 'T';
31 public static final int AO_LOG_DEPLOY = 'D';
32 public static final int AO_LOG_STATE = 'S';
33 public static final int AO_LOG_GPS_TIME = 'G';
34 public static final int AO_LOG_GPS_LAT = 'N';
35 public static final int AO_LOG_GPS_LON = 'W';
36 public static final int AO_LOG_GPS_ALT = 'H';
37 public static final int AO_LOG_GPS_SAT = 'V';
38 public static final int AO_LOG_GPS_DATE = 'Y';
39 public static final int AO_LOG_PRESSURE = 'P';
41 /* Added for header fields in eeprom files */
42 public static final int AO_LOG_CONFIG_VERSION = 1000;
43 public static final int AO_LOG_MAIN_DEPLOY = 1001;
44 public static final int AO_LOG_APOGEE_DELAY = 1002;
45 public static final int AO_LOG_RADIO_CHANNEL = 1003;
46 public static final int AO_LOG_CALLSIGN = 1004;
47 public static final int AO_LOG_ACCEL_CAL = 1005;
48 public static final int AO_LOG_RADIO_CAL = 1006;
49 public static final int AO_LOG_MAX_FLIGHT_LOG = 1007;
50 public static final int AO_LOG_MANUFACTURER = 2000;
51 public static final int AO_LOG_PRODUCT = 2001;
52 public static final int AO_LOG_SERIAL_NUMBER = 2002;
53 public static final int AO_LOG_LOG_FORMAT = 2003;
55 /* Added for header fields in megametrum files */
56 public static final int AO_LOG_BARO_RESERVED = 3000;
57 public static final int AO_LOG_BARO_SENS = 3001;
58 public static final int AO_LOG_BARO_OFF = 3002;
59 public static final int AO_LOG_BARO_TCS = 3004;
60 public static final int AO_LOG_BARO_TCO = 3005;
61 public static final int AO_LOG_BARO_TREF = 3006;
62 public static final int AO_LOG_BARO_TEMPSENS = 3007;
63 public static final int AO_LOG_BARO_CRC = 3008;
65 public static final int AO_LOG_SOFTWARE_VERSION = 9999;
67 /* Added to flag invalid records */
68 public static final int AO_LOG_INVALID = -1;
70 /* Flight state numbers and names */
71 public static final int ao_flight_startup = 0;
72 public static final int ao_flight_idle = 1;
73 public static final int ao_flight_pad = 2;
74 public static final int ao_flight_boost = 3;
75 public static final int ao_flight_fast = 4;
76 public static final int ao_flight_coast = 5;
77 public static final int ao_flight_drogue = 6;
78 public static final int ao_flight_main = 7;
79 public static final int ao_flight_landed = 8;
80 public static final int ao_flight_invalid = 9;
83 public final static int vendor_altusmetrum = 0xfffe;
85 public final static int product_altusmetrum = 0x000a;
86 public final static int product_telemetrum = 0x000b;
87 public final static int product_teledongle = 0x000c;
88 public final static int product_teleterra = 0x000d;
89 public final static int product_telebt = 0x000e;
90 public final static int product_telelaunch = 0x000f;
91 public final static int product_telelco = 0x0010;
92 public final static int product_telescience = 0x0011;
93 public final static int product_telepyro =0x0012;
94 public final static int product_megametrum = 0x0023;
95 public final static int product_megadongle = 0x0024;
96 public final static int product_altusmetrum_min = 0x000a;
97 public final static int product_altusmetrum_max = 0x0024;
99 public final static int product_any = 0x10000;
100 public final static int product_basestation = 0x10000 + 1;
101 public final static int product_altimeter = 0x10000 + 2;
103 /* Bluetooth "identifier" (bluetooth sucks) */
104 public final static String bt_product_telebt = "TeleBT";
106 /* Telemetry modes */
107 public static final int ao_telemetry_off = 0;
108 public static final int ao_telemetry_min = 1;
109 public static final int ao_telemetry_standard = 1;
110 public static final int ao_telemetry_0_9 = 2;
111 public static final int ao_telemetry_0_8 = 3;
112 public static final int ao_telemetry_max = 3;
114 public static final String[] ao_telemetry_name = {
115 "Off", "Standard Telemetry", "TeleMetrum v0.9", "TeleMetrum v0.8"
118 public static final String launch_sites_url = "http://www.altusmetrum.org/AltOS/launch-sites.txt";
120 public static final int ao_telemetry_standard_len = 32;
121 public static final int ao_telemetry_0_9_len = 95;
122 public static final int ao_telemetry_0_8_len = 94;
124 public static final int[] ao_telemetry_len = {
128 public static HashMap<String,Integer> string_to_state = new HashMap<String,Integer>();
130 public static boolean map_initialized = false;
132 public static void initialize_map()
134 string_to_state.put("startup", ao_flight_startup);
135 string_to_state.put("idle", ao_flight_idle);
136 string_to_state.put("pad", ao_flight_pad);
137 string_to_state.put("boost", ao_flight_boost);
138 string_to_state.put("fast", ao_flight_fast);
139 string_to_state.put("coast", ao_flight_coast);
140 string_to_state.put("drogue", ao_flight_drogue);
141 string_to_state.put("apogee", ao_flight_coast);
142 string_to_state.put("main", ao_flight_main);
143 string_to_state.put("landed", ao_flight_landed);
144 string_to_state.put("invalid", ao_flight_invalid);
145 map_initialized = true;
148 public static int telemetry_len(int telemetry) {
149 if (telemetry <= ao_telemetry_max)
150 return ao_telemetry_len[telemetry];
151 throw new IllegalArgumentException(String.format("Invalid telemetry %d",
155 public static String telemetry_name(int telemetry) {
156 if (telemetry <= ao_telemetry_max)
157 return ao_telemetry_name[telemetry];
158 throw new IllegalArgumentException(String.format("Invalid telemetry %d",
162 public static String[] state_to_string = {
175 public static String[] state_to_string_capital = {
188 public static int state(String state) {
189 if (!map_initialized)
191 if (string_to_state.containsKey(state))
192 return string_to_state.get(state);
193 return ao_flight_invalid;
196 public static String state_name(int state) {
197 if (state < 0 || state_to_string.length <= state)
199 return state_to_string[state];
202 public static final int AO_GPS_VALID = (1 << 4);
203 public static final int AO_GPS_RUNNING = (1 << 5);
204 public static final int AO_GPS_DATE_VALID = (1 << 6);
205 public static final int AO_GPS_NUM_SAT_SHIFT = 0;
206 public static final int AO_GPS_NUM_SAT_MASK = 0xf;
208 public static final int AO_LOG_FORMAT_UNKNOWN = 0;
209 public static final int AO_LOG_FORMAT_FULL = 1;
210 public static final int AO_LOG_FORMAT_TINY = 2;
211 public static final int AO_LOG_FORMAT_TELEMETRY = 3;
212 public static final int AO_LOG_FORMAT_TELESCIENCE = 4;
213 public static final int AO_LOG_FORMAT_MEGAMETRUM = 5;
214 public static final int AO_LOG_FORMAT_NONE = 127;
216 public static boolean isspace(int c) {
225 public static boolean ishex(int c) {
226 if ('0' <= c && c <= '9')
228 if ('a' <= c && c <= 'f')
230 if ('A' <= c && c <= 'F')
235 public static boolean ishex(String s) {
236 for (int i = 0; i < s.length(); i++)
237 if (!ishex(s.charAt(i)))
242 public static int fromhex(int c) {
243 if ('0' <= c && c <= '9')
245 if ('a' <= c && c <= 'f')
247 if ('A' <= c && c <= 'F')
252 public static int fromhex(String s) throws NumberFormatException {
254 for (int i = 0; i < s.length(); i++) {
258 throw new NumberFormatException(String.format("invalid hex \"%s\"", s));
261 v = v * 16 + fromhex(c);
266 public static boolean isdec(int c) {
267 if ('0' <= c && c <= '9')
272 public static boolean isdec(String s) {
273 for (int i = 0; i < s.length(); i++)
274 if (!isdec(s.charAt(i)))
279 public static int fromdec(int c) {
280 if ('0' <= c && c <= '9')
285 public static int int8(int[] bytes, int i) {
286 return (int) (byte) bytes[i];
289 public static int uint8(int[] bytes, int i) {
293 public static int int16(int[] bytes, int i) {
294 return (int) (short) (bytes[i] + (bytes[i+1] << 8));
297 public static int uint16(int[] bytes, int i) {
298 return bytes[i] + (bytes[i+1] << 8);
301 public static int uint32(int[] bytes, int i) {
308 public static int int32(int[] bytes, int i) {
309 return (int) uint32(bytes, i);
312 public static final Charset unicode_set = Charset.forName("UTF-8");
314 public static String string(int[] bytes, int s, int l) {
315 if (s + l > bytes.length) {
316 if (s > bytes.length) {
320 l = bytes.length - s;
325 for (i = l - 1; i >= 0; i--)
330 byte[] b = new byte[l];
332 for (i = 0; i < l; i++)
333 b[i] = (byte) bytes[s+i];
334 String n = new String(b, unicode_set);
338 public static int hexbyte(String s, int i) {
341 if (s.length() < i + 2)
342 throw new NumberFormatException(String.format("invalid hex \"%s\"", s));
345 throw new NumberFormatException(String.format("invalid hex \"%c\"", c0));
348 throw new NumberFormatException(String.format("invalid hex \"%c\"", c1));
349 return fromhex(c0) * 16 + fromhex(c1);
352 public static int[] hexbytes(String s) {
357 if ((s.length() & 1) != 0)
358 throw new NumberFormatException(String.format("invalid line \"%s\"", s));
361 for (i = 0; i < n; i++)
362 r[i] = hexbyte(s, i * 2);
366 public static int fromdec(String s) throws NumberFormatException {
369 for (int i = 0; i < s.length(); i++) {
371 if (i == 0 && c == '-') {
373 } else if (!isdec(c)) {
375 throw new NumberFormatException(String.format("invalid number \"%s\"", s));
378 v = v * 10 + fromdec(c);
383 public static String gets(FileInputStream s) throws IOException {
387 while ((c = s.read()) != -1) {
393 line = line + (char) c;
398 public static String replace_extension(String input, String extension) {
399 int dot = input.lastIndexOf(".");
401 input = input.substring(0,dot);
402 return input.concat(extension);